Initial commit for g3dvl, contains support for basic XvMC features.
- Context, surface, block, macroblock creation and deletion
- Surface rendering
- Frame pictures
- Frame based motion compensation
- Intra-coded macroblocks
- Predicted macroblocks
- Bi-directionally predicted macroblocks
- Surface display
- Color conversion
- Scaling
--- /dev/null
+TARGET = libg3dvl.a
+OBJECTS = vl_context.o vl_data.o vl_surface.o
+GALLIUMDIR = ../..
+
+CFLAGS += -g -Wall -fPIC -Werror -I${GALLIUMDIR}/include -I${GALLIUMDIR}/auxiliary
+
+#############################################
+
+.PHONY = all clean
+
+all: ${TARGET}
+
+${TARGET}: ${OBJECTS}
+ ar rcs $@ $^
+
+clean:
+ rm -rf ${OBJECTS} ${TARGET}
+
--- /dev/null
+test_context
+test_surface
+test_i_rendering
+test_p_rendering
+test_b_rendering
+
--- /dev/null
+GALLIUMDIR = ../../..
+
+CFLAGS += -g -Wall -Werror \
+ -I${GALLIUMDIR}/state_trackers/g3dvl \
+ -I${GALLIUMDIR}/winsys/g3dvl \
+ -I${GALLIUMDIR}/include \
+ -I${GALLIUMDIR}/auxiliary \
+ -I${GALLIUMDIR}/drivers
+LDFLAGS += -L${GALLIUMDIR}/state_trackers/g3dvl \
+ -L${GALLIUMDIR}/drivers/softpipe \
+ -L${GALLIUMDIR}/auxiliary/tgsi \
+ -L${GALLIUMDIR}/auxiliary/draw \
+ -L${GALLIUMDIR}/auxiliary/util \
+ -L${GALLIUMDIR}/auxiliary/translate \
+ -L${GALLIUMDIR}/auxiliary/cso_cache \
+ -L${GALLIUMDIR}/auxiliary/rtasm
+LIBS += -lg3dvl -lsoftpipe -ldraw -ltgsi -ltranslate -lrtasm -lcso_cache -lutil -lX11 -lm
+
+#############################################
+
+.PHONY = all clean
+
+all: test_context test_surface test_i_rendering test_p_rendering test_b_rendering
+
+test_context: test_context.o ${GALLIUMDIR}/winsys/g3dvl/xsp_winsys.o
+ $(CC) ${LDFLAGS} -o $@ $^ ${LIBS}
+
+test_surface: test_surface.o ${GALLIUMDIR}/winsys/g3dvl/xsp_winsys.o
+ $(CC) ${LDFLAGS} -o $@ $^ ${LIBS}
+
+test_i_rendering: test_i_rendering.o ${GALLIUMDIR}/winsys/g3dvl/xsp_winsys.o
+ $(CC) ${LDFLAGS} -o $@ $^ ${LIBS}
+
+test_p_rendering: test_p_rendering.o ${GALLIUMDIR}/winsys/g3dvl/xsp_winsys.o
+ $(CC) ${LDFLAGS} -o $@ $^ ${LIBS}
+
+test_b_rendering: test_b_rendering.o ${GALLIUMDIR}/winsys/g3dvl/xsp_winsys.o
+ $(CC) ${LDFLAGS} -o $@ $^ ${LIBS}
+
+clean:
+ rm -rf *.o test_context test_surface test_i_rendering test_p_rendering test_b_rendering
+
--- /dev/null
+#include <stdio.h>
+#include <X11/Xlib.h>
+#include <vl_context.h>
+#include <vl_surface.h>
+#include <xsp_winsys.h>
+
+static const unsigned short ycbcr16x16_420[8*8*6] =
+{
+ 0x00A5,0x00A5,0x00A5,0x0072,0x00A5,0x0072,0x0072,0x0072,
+ 0x0072,0x00A5,0x0072,0x0072,0x00A5,0x0072,0x0072,0x0072,
+ 0x0072,0x00A5,0x0072,0x0072,0x00A5,0x00A5,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x00A5,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x00A5,0x00A5,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x00A5,0x00A5,0x00A5,
+ 0x0072,0x0072,0x0072,0x0072,0x00A5,0x00A5,0x00A5,0x00A5,
+
+ 0x004F,0x004F,0x004F,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,
+ 0x00B2,0x00B2,0x004F,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,
+ 0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,
+ 0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,
+ 0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,
+ 0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,
+ 0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x004F,
+ 0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x004F,0x004F,
+
+ 0x003E,0x003E,0x003E,0x0060,0x0060,0x0060,0x0060,0x0060,
+ 0x0060,0x0060,0x003E,0x0060,0x0060,0x0060,0x0060,0x0060,
+ 0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,
+ 0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,
+ 0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,
+ 0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,
+ 0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,0x003E,
+ 0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,0x003E,0x003E
+};
+
+static const signed short ycbcr16x16_420_2[8*8*6] =
+{
+ -0x00A5,-0x00A5,-0x00A5,-0x0072,-0x00A5,-0x0072,-0x0072,-0x0072,
+ -0x0072,-0x00A5,-0x0072,-0x0072,-0x00A5,-0x0072,-0x0072,-0x0072,
+ -0x0072,-0x00A5,-0x0072,-0x0072,-0x00A5,-0x00A5,-0x0072,-0x0072,
+ -0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,
+ -0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,
+ -0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,
+ -0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,
+ -0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,
+
+ -0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,
+ -0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,
+ -0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,
+ -0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,
+ -0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,
+ -0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,
+ -0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,
+ -0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,
+
+ -0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,
+ -0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,
+ -0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,
+ -0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,
+ -0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,
+ -0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,
+ -0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,
+ -0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,
+
+ -0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,
+ -0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,
+ -0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,
+ -0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,
+ -0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x00A5,
+ -0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x00A5,-0x00A5,
+ -0x0072,-0x0072,-0x0072,-0x0072,-0x0072,-0x00A5,-0x00A5,-0x00A5,
+ -0x0072,-0x0072,-0x0072,-0x0072,-0x00A5,-0x00A5,-0x00A5,-0x00A5,
+
+ -0x004F,-0x004F,-0x004F,-0x00B2,-0x00B2,-0x00B2,-0x00B2,-0x00B2,
+ -0x00B2,-0x00B2,-0x004F,-0x00B2,-0x00B2,-0x00B2,-0x00B2,-0x00B2,
+ -0x00B2,-0x00B2,-0x00B2,-0x00B2,-0x00B2,-0x00B2,-0x00B2,-0x00B2,
+ -0x00B2,-0x00B2,-0x00B2,-0x00B2,-0x00B2,-0x00B2,-0x00B2,-0x00B2,
+ -0x00B2,-0x00B2,-0x00B2,-0x00B2,-0x00B2,-0x00B2,-0x00B2,-0x00B2,
+ -0x00B2,-0x00B2,-0x00B2,-0x00B2,-0x00B2,-0x00B2,-0x00B2,-0x00B2,
+ -0x00B2,-0x00B2,-0x00B2,-0x00B2,-0x00B2,-0x00B2,-0x00B2,-0x004F,
+ -0x00B2,-0x00B2,-0x00B2,-0x00B2,-0x00B2,-0x00B2,-0x004F,-0x004F,
+
+ -0x003E,-0x003E,-0x003E,-0x0060,-0x0060,-0x0060,-0x0060,-0x0060,
+ -0x0060,-0x0060,-0x003E,-0x0060,-0x0060,-0x0060,-0x0060,-0x0060,
+ -0x0060,-0x0060,-0x0060,-0x0060,-0x0060,-0x0060,-0x0060,-0x0060,
+ -0x0060,-0x0060,-0x0060,-0x0060,-0x0060,-0x0060,-0x0060,-0x0060,
+ -0x0060,-0x0060,-0x0060,-0x0060,-0x0060,-0x0060,-0x0060,-0x0060,
+ -0x0060,-0x0060,-0x0060,-0x0060,-0x0060,-0x0060,-0x0060,-0x0060,
+ -0x0060,-0x0060,-0x0060,-0x0060,-0x0060,-0x0060,-0x0060,-0x003E,
+ -0x0060,-0x0060,-0x0060,-0x0060,-0x0060,-0x0060,-0x003E,-0x003E
+};
+
+int main(int argc, char **argv)
+{
+ const unsigned int video_width = 32, video_height = 32;
+ const unsigned int window_width = video_width * 2, window_height = video_height * 2;
+ int quit = 0;
+ Display *display;
+ Window root, window;
+ Pixmap framebuffer;
+ XEvent event;
+ struct pipe_context *pipe;
+ struct VL_CONTEXT *ctx;
+ struct VL_SURFACE *sfc, *past_sfc, *future_sfc;
+ struct VL_MOTION_VECTOR motion_vector[2] =
+ {
+ {
+ {0, 0}, {0, 0}
+ },
+ {
+ {0, 0}, {0, 0}
+ }
+ };
+
+ display = XOpenDisplay(NULL);
+ root = XDefaultRootWindow(display);
+ window = XCreateSimpleWindow(display, root, 0, 0, window_width, window_height, 0, 0, 0);
+ framebuffer = XCreatePixmap(display, root, window_width, window_height, 24);
+
+ XSelectInput(display, window, ExposureMask | KeyPressMask);
+ XMapWindow(display, window);
+ XSync(display, 0);
+
+ pipe = create_pipe_context(display);
+ vlCreateContext(display, pipe, video_width, video_height, VL_FORMAT_YCBCR_420, &ctx);
+ vlCreateSurface(ctx, &sfc);
+ vlCreateSurface(ctx, &past_sfc);
+ vlCreateSurface(ctx, &future_sfc);
+
+ vlRenderIMacroBlock(VL_FRAME_PICTURE, VL_FIELD_FIRST, 0, 0, 0x3F, VL_DCT_FRAME_CODED, (short*)ycbcr16x16_420, past_sfc);
+ vlRenderIMacroBlock(VL_FRAME_PICTURE, VL_FIELD_FIRST, 1, 0, 0x3F, VL_DCT_FRAME_CODED, (short*)ycbcr16x16_420, past_sfc);
+ vlRenderIMacroBlock(VL_FRAME_PICTURE, VL_FIELD_FIRST, 0, 1, 0x3F, VL_DCT_FRAME_CODED, (short*)ycbcr16x16_420, past_sfc);
+ vlRenderIMacroBlock(VL_FRAME_PICTURE, VL_FIELD_FIRST, 1, 1, 0x3F, VL_DCT_FRAME_CODED, (short*)ycbcr16x16_420, past_sfc);
+ vlRenderIMacroBlock(VL_FRAME_PICTURE, VL_FIELD_FIRST, 0, 0, 0x3F, VL_DCT_FRAME_CODED, (short*)ycbcr16x16_420, future_sfc);
+ vlRenderIMacroBlock(VL_FRAME_PICTURE, VL_FIELD_FIRST, 1, 0, 0x3F, VL_DCT_FRAME_CODED, (short*)ycbcr16x16_420, future_sfc);
+ vlRenderIMacroBlock(VL_FRAME_PICTURE, VL_FIELD_FIRST, 0, 1, 0x3F, VL_DCT_FRAME_CODED, (short*)ycbcr16x16_420, future_sfc);
+ vlRenderIMacroBlock(VL_FRAME_PICTURE, VL_FIELD_FIRST, 1, 1, 0x3F, VL_DCT_FRAME_CODED, (short*)ycbcr16x16_420, future_sfc);
+ vlRenderBMacroBlock
+ (
+ VL_FRAME_PICTURE,
+ VL_FIELD_FIRST,
+ 0,
+ 0,
+ VL_FRAME_MC,
+ motion_vector,
+ 0x3F,
+ VL_DCT_FRAME_CODED,
+ (short*)ycbcr16x16_420_2,
+ past_sfc,
+ future_sfc,
+ sfc
+ );
+ vlPutSurface(sfc, framebuffer, 0, 0, video_width, video_height, 0, 0, window_width, window_height, VL_FRAME_PICTURE);
+
+ puts("Press any key to continue...");
+
+ while (!quit)
+ {
+ XNextEvent(display, &event);
+ switch (event.type)
+ {
+ case Expose:
+ {
+ XCopyArea
+ (
+ display,
+ framebuffer,
+ window,
+ XDefaultGC(display, XDefaultScreen(display)),
+ 0,
+ 0,
+ window_width,
+ window_height,
+ 0,
+ 0
+ );
+ break;
+ }
+ case KeyPress:
+ {
+ quit = 1;
+ break;
+ }
+ }
+ }
+
+ vlDestroySurface(sfc);
+ vlDestroySurface(past_sfc);
+ vlDestroySurface(future_sfc);
+ vlDestroyContext(ctx);
+
+ XFreePixmap(display, framebuffer);
+ XDestroyWindow(display, window);
+ XCloseDisplay(display);
+
+ return 0;
+}
+
--- /dev/null
+#include <vl_context.h>
+#include <xsp_winsys.h>
+
+int main(int argc, char **argv)
+{
+ const unsigned int video_width = 32, video_height = 32;
+
+ Display *display;
+ struct pipe_context *pipe;
+ struct VL_CONTEXT *ctx;
+
+ display = XOpenDisplay(NULL);
+ pipe = create_pipe_context(display);
+
+ vlCreateContext(display, pipe, video_width, video_height, VL_FORMAT_YCBCR_420, &ctx);
+ vlDestroyContext(ctx);
+
+ XCloseDisplay(display);
+
+ return 0;
+}
+
--- /dev/null
+#include <stdio.h>
+#include <X11/Xlib.h>
+#include <vl_context.h>
+#include <vl_surface.h>
+#include <xsp_winsys.h>
+
+static const unsigned short ycbcr16x16_420[8*8*6] =
+{
+ 0x00A5,0x00A5,0x00A5,0x0072,0x00A5,0x0072,0x0072,0x0072,
+ 0x0072,0x00A5,0x0072,0x0072,0x00A5,0x0072,0x0072,0x0072,
+ 0x0072,0x00A5,0x0072,0x0072,0x00A5,0x00A5,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x00A5,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x00A5,0x00A5,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x00A5,0x00A5,0x00A5,
+ 0x0072,0x0072,0x0072,0x0072,0x00A5,0x00A5,0x00A5,0x00A5,
+
+ 0x004F,0x004F,0x004F,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,
+ 0x00B2,0x00B2,0x004F,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,
+ 0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,
+ 0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,
+ 0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,
+ 0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,
+ 0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x004F,
+ 0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x004F,0x004F,
+
+ 0x003E,0x003E,0x003E,0x0060,0x0060,0x0060,0x0060,0x0060,
+ 0x0060,0x0060,0x003E,0x0060,0x0060,0x0060,0x0060,0x0060,
+ 0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,
+ 0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,
+ 0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,
+ 0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,
+ 0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,0x003E,
+ 0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,0x003E,0x003E
+};
+
+int main(int argc, char **argv)
+{
+ const unsigned int video_width = 32, video_height = 32;
+ const unsigned int window_width = video_width * 2, window_height = video_height * 2;
+ int quit = 0;
+ Display *display;
+ Window root, window;
+ Pixmap framebuffer;
+ XEvent event;
+ struct pipe_context *pipe;
+ struct VL_CONTEXT *ctx;
+ struct VL_SURFACE *sfc;
+
+ display = XOpenDisplay(NULL);
+ root = XDefaultRootWindow(display);
+ window = XCreateSimpleWindow(display, root, 0, 0, window_width, window_height, 0, 0, 0);
+ framebuffer = XCreatePixmap(display, root, window_width, window_height, 24);
+
+ XSelectInput(display, window, ExposureMask | KeyPressMask);
+ XMapWindow(display, window);
+ XSync(display, 0);
+
+ pipe = create_pipe_context(display);
+ vlCreateContext(display, pipe, video_width, video_height, VL_FORMAT_YCBCR_420, &ctx);
+ vlCreateSurface(ctx, &sfc);
+
+ vlRenderIMacroBlock(VL_FRAME_PICTURE, VL_FIELD_FIRST, 0, 0, 0x3F, VL_DCT_FRAME_CODED, (short*)ycbcr16x16_420, sfc);
+ vlRenderIMacroBlock(VL_FRAME_PICTURE, VL_FIELD_FIRST, 1, 0, 0x3F, VL_DCT_FRAME_CODED, (short*)ycbcr16x16_420, sfc);
+ vlRenderIMacroBlock(VL_FRAME_PICTURE, VL_FIELD_FIRST, 0, 1, 0x3F, VL_DCT_FRAME_CODED, (short*)ycbcr16x16_420, sfc);
+ vlRenderIMacroBlock(VL_FRAME_PICTURE, VL_FIELD_FIRST, 1, 1, 0x3F, VL_DCT_FRAME_CODED, (short*)ycbcr16x16_420, sfc);
+ vlPutSurface(sfc, framebuffer, 0, 0, video_width, video_height, 0, 0, window_width, window_height, VL_FRAME_PICTURE);
+
+ puts("Press any key to continue...");
+
+ while (!quit)
+ {
+ XNextEvent(display, &event);
+ switch (event.type)
+ {
+ case Expose:
+ {
+ XCopyArea
+ (
+ display,
+ framebuffer,
+ window,
+ XDefaultGC(display, XDefaultScreen(display)),
+ 0,
+ 0,
+ window_width,
+ window_height,
+ 0,
+ 0
+ );
+ break;
+ }
+ case KeyPress:
+ {
+ quit = 1;
+ break;
+ }
+ }
+ }
+
+ vlDestroySurface(sfc);
+ vlDestroyContext(ctx);
+
+ XFreePixmap(display, framebuffer);
+ XDestroyWindow(display, window);
+ XCloseDisplay(display);
+
+ return 0;
+}
+
--- /dev/null
+#include <stdio.h>
+#include <X11/Xlib.h>
+#include <vl_context.h>
+#include <vl_surface.h>
+#include <xsp_winsys.h>
+
+static const unsigned short ycbcr16x16_420[8*8*6] =
+{
+ 0x00A5,0x00A5,0x00A5,0x0072,0x00A5,0x0072,0x0072,0x0072,
+ 0x0072,0x00A5,0x0072,0x0072,0x00A5,0x0072,0x0072,0x0072,
+ 0x0072,0x00A5,0x0072,0x0072,0x00A5,0x00A5,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x00A5,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x0072,0x00A5,0x00A5,
+ 0x0072,0x0072,0x0072,0x0072,0x0072,0x00A5,0x00A5,0x00A5,
+ 0x0072,0x0072,0x0072,0x0072,0x00A5,0x00A5,0x00A5,0x00A5,
+
+ 0x004F,0x004F,0x004F,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,
+ 0x00B2,0x00B2,0x004F,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,
+ 0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,
+ 0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,
+ 0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,
+ 0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,
+ 0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x004F,
+ 0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x00B2,0x004F,0x004F,
+
+ 0x003E,0x003E,0x003E,0x0060,0x0060,0x0060,0x0060,0x0060,
+ 0x0060,0x0060,0x003E,0x0060,0x0060,0x0060,0x0060,0x0060,
+ 0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,
+ 0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,
+ 0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,
+ 0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,
+ 0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,0x003E,
+ 0x0060,0x0060,0x0060,0x0060,0x0060,0x0060,0x003E,0x003E
+};
+
+static const signed short ycbcr16x16_420_2[8*8*6] =
+{
+ -51,-51,-51, 0,-51, 0, 0, 0,
+ 0,-51, 0, 0,-51, 0, 0, 0,
+ 0,-51, 0, 0,-51,-51, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+
+ 99, 99, 99, 0, 0, 0, 0, 0,
+ 0, 0, 99, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+
+ 33, 33, 33, 0, 0, 0, 0, 0,
+ 0, 0, 33, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0
+};
+
+int main(int argc, char **argv)
+{
+ const unsigned int video_width = 32, video_height = 32;
+ const unsigned int window_width = video_width * 2, window_height = video_height * 2;
+ int quit = 0;
+ Display *display;
+ Window root, window;
+ Pixmap framebuffer;
+ XEvent event;
+ struct pipe_context *pipe;
+ struct VL_CONTEXT *ctx;
+ struct VL_SURFACE *sfc, *ref_sfc;
+ struct VL_MOTION_VECTOR motion_vector =
+ {
+ {0, 0}, {0, 0}
+ };
+
+ display = XOpenDisplay(NULL);
+ root = XDefaultRootWindow(display);
+ window = XCreateSimpleWindow(display, root, 0, 0, window_width, window_height, 0, 0, 0);
+ framebuffer = XCreatePixmap(display, root, window_width, window_height, 24);
+
+ XSelectInput(display, window, ExposureMask | KeyPressMask);
+ XMapWindow(display, window);
+ XSync(display, 0);
+
+ pipe = create_pipe_context(display);
+ vlCreateContext(display, pipe, video_width, video_height, VL_FORMAT_YCBCR_420, &ctx);
+ vlCreateSurface(ctx, &sfc);
+ vlCreateSurface(ctx, &ref_sfc);
+
+ vlRenderIMacroBlock(VL_FRAME_PICTURE, VL_FIELD_FIRST, 0, 0, 0x3F, VL_DCT_FRAME_CODED, (short*)ycbcr16x16_420, ref_sfc);
+ vlRenderIMacroBlock(VL_FRAME_PICTURE, VL_FIELD_FIRST, 1, 0, 0x3F, VL_DCT_FRAME_CODED, (short*)ycbcr16x16_420, ref_sfc);
+ vlRenderIMacroBlock(VL_FRAME_PICTURE, VL_FIELD_FIRST, 0, 1, 0x3F, VL_DCT_FRAME_CODED, (short*)ycbcr16x16_420, ref_sfc);
+ vlRenderIMacroBlock(VL_FRAME_PICTURE, VL_FIELD_FIRST, 1, 1, 0x3F, VL_DCT_FRAME_CODED, (short*)ycbcr16x16_420, ref_sfc);
+ vlRenderPMacroBlock
+ (
+ VL_FRAME_PICTURE,
+ VL_FIELD_FIRST,
+ 0,
+ 0,
+ VL_FRAME_MC,
+ &motion_vector,
+ 0x3F,
+ VL_DCT_FRAME_CODED,
+ (short*)ycbcr16x16_420_2,
+ ref_sfc,
+ sfc
+ );
+ vlPutSurface(sfc, framebuffer, 0, 0, video_width, video_height, 0, 0, window_width, window_height, VL_FRAME_PICTURE);
+
+ puts("Press any key to continue...");
+
+ while (!quit)
+ {
+ XNextEvent(display, &event);
+ switch (event.type)
+ {
+ case Expose:
+ {
+ XCopyArea
+ (
+ display,
+ framebuffer,
+ window,
+ XDefaultGC(display, XDefaultScreen(display)),
+ 0,
+ 0,
+ window_width,
+ window_height,
+ 0,
+ 0
+ );
+ break;
+ }
+ case KeyPress:
+ {
+ quit = 1;
+ break;
+ }
+ }
+ }
+
+ vlDestroySurface(sfc);
+ vlDestroySurface(ref_sfc);
+ vlDestroyContext(ctx);
+
+ XFreePixmap(display, framebuffer);
+ XDestroyWindow(display, window);
+ XCloseDisplay(display);
+
+ return 0;
+}
+
--- /dev/null
+#include <vl_context.h>
+#include <vl_surface.h>
+#include <xsp_winsys.h>
+
+int main(int argc, char **argv)
+{
+ const unsigned int video_width = 32, video_height = 32;
+
+ Display *display;
+ struct pipe_context *pipe;
+ struct VL_CONTEXT *ctx;
+ struct VL_SURFACE *sfc;
+
+ display = XOpenDisplay(NULL);
+ pipe = create_pipe_context(display);
+
+ vlCreateContext(display, pipe, video_width, video_height, VL_FORMAT_YCBCR_420, &ctx);
+ vlCreateSurface(ctx, &sfc);
+ vlDestroySurface(sfc);
+ vlDestroyContext(ctx);
+
+ XCloseDisplay(display);
+
+ return 0;
+}
+
--- /dev/null
+#include "vl_context.h"
+#include <assert.h>
+#include <stdlib.h>
+#include <pipe/p_context.h>
+#include <pipe/p_winsys.h>
+#include <pipe/p_screen.h>
+#include <pipe/p_state.h>
+#include <pipe/p_inlines.h>
+#include <pipe/p_shader_tokens.h>
+#include <tgsi/util/tgsi_parse.h>
+#include <tgsi/util/tgsi_build.h>
+#include "vl_data.h"
+
+static int vlInitIDCT(struct VL_CONTEXT *context)
+{
+ assert(context);
+
+
+
+ return 0;
+}
+
+static int vlDestroyIDCT(struct VL_CONTEXT *context)
+{
+ assert(context);
+
+
+
+ return 0;
+}
+
+static int vlCreateVertexShaderIMC(struct VL_CONTEXT *context)
+{
+ const unsigned int max_tokens = 50;
+ const unsigned int num_attribs = 4;
+ const unsigned int semantic_names[4] =
+ {
+ TGSI_SEMANTIC_POSITION,
+ TGSI_SEMANTIC_GENERIC,
+ TGSI_SEMANTIC_GENERIC,
+ TGSI_SEMANTIC_GENERIC
+ };
+ const unsigned int semantic_indexes[4] = {0, 1, 2, 3};
+ const unsigned int proc_type = TGSI_PROCESSOR_VERTEX;
+
+ struct pipe_context *pipe;
+ struct pipe_shader_state vs;
+ struct tgsi_token *tokens;
+ struct tgsi_header *header;
+ struct tgsi_processor *processor;
+
+ struct tgsi_full_declaration decl;
+ struct tgsi_full_instruction inst;
+
+ unsigned int ti;
+ unsigned int i;
+
+ assert(context);
+
+ pipe = context->pipe;
+
+ tokens = (struct tgsi_token*)malloc(max_tokens * sizeof(struct tgsi_token));
+
+ /* Version */
+ *(struct tgsi_version*)&tokens[0] = tgsi_build_version();
+
+ /* Header */
+ header = (struct tgsi_header*)&tokens[1];
+ *header = tgsi_build_header();
+
+ /* Processor */
+ processor = (struct tgsi_processor*)&tokens[2];
+ *processor = tgsi_build_processor(proc_type, header);
+
+ ti = 3;
+
+ /* Declare inputs (pos, texcoords) */
+ for (i = 0; i < num_attribs; i++)
+ {
+ decl = tgsi_default_full_declaration();
+ decl.Declaration.File = TGSI_FILE_INPUT;
+
+ decl.Declaration.Semantic = 1;
+ decl.Semantic.SemanticName = semantic_names[i];
+ decl.Semantic.SemanticIndex = semantic_indexes[i];
+
+ decl.u.DeclarationRange.First = i;
+ decl.u.DeclarationRange.Last = i;
+ ti += tgsi_build_full_declaration
+ (
+ &decl,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+ }
+
+ /* Declare constant inputs */
+ /* C[0] scales the normalized MB to cover 16x16 pixels,
+ C[1] translates the macroblock into position on the surface */
+ decl = tgsi_default_full_declaration();
+ decl.Declaration.File = TGSI_FILE_CONSTANT;
+ decl.Declaration.Semantic = 1;
+ decl.Semantic.SemanticName = TGSI_SEMANTIC_GENERIC;
+ decl.Semantic.SemanticIndex = 0;
+ decl.u.DeclarationRange.First = 0;
+ decl.u.DeclarationRange.Last = 1;
+ ti += tgsi_build_full_declaration
+ (
+ &decl,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+
+ /* Declare outputs (pos, texcoords) */
+ for (i = 0; i < num_attribs; i++)
+ {
+ decl = tgsi_default_full_declaration();
+ decl.Declaration.File = TGSI_FILE_OUTPUT;
+ decl.Declaration.Semantic = 1;
+ decl.Semantic.SemanticName = semantic_names[i];
+ decl.Semantic.SemanticIndex = semantic_indexes[i];
+ decl.u.DeclarationRange.First = i;
+ decl.u.DeclarationRange.Last = i;
+ ti += tgsi_build_full_declaration
+ (
+ &decl,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+ }
+
+ /* mul t0, i0, c0 ; Scale normalized coords to window coords */
+ inst = tgsi_default_full_instruction();
+ inst.Instruction.Opcode = TGSI_OPCODE_MUL;
+ inst.Instruction.NumDstRegs = 1;
+ inst.FullDstRegisters[0].DstRegister.File = TGSI_FILE_TEMPORARY;
+ inst.FullDstRegisters[0].DstRegister.Index = 0;
+ inst.Instruction.NumSrcRegs = 2;
+ inst.FullSrcRegisters[0].SrcRegister.File = TGSI_FILE_INPUT;
+ inst.FullSrcRegisters[0].SrcRegister.Index = 0;
+ inst.FullSrcRegisters[1].SrcRegister.File = TGSI_FILE_CONSTANT;
+ inst.FullSrcRegisters[1].SrcRegister.Index = 0;
+ ti += tgsi_build_full_instruction
+ (
+ &inst,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+
+ /* add o0, t0, c1 ; Translate vertex into position */
+ inst = tgsi_default_full_instruction();
+ inst.Instruction.Opcode = TGSI_OPCODE_ADD;
+ inst.Instruction.NumDstRegs = 1;
+ inst.FullDstRegisters[0].DstRegister.File = TGSI_FILE_OUTPUT;
+ inst.FullDstRegisters[0].DstRegister.Index = 0;
+ inst.Instruction.NumSrcRegs = 2;
+ inst.FullSrcRegisters[0].SrcRegister.File = TGSI_FILE_TEMPORARY;
+ inst.FullSrcRegisters[0].SrcRegister.Index = 0;
+ inst.FullSrcRegisters[1].SrcRegister.File = TGSI_FILE_CONSTANT;
+ inst.FullSrcRegisters[1].SrcRegister.Index = 1;
+ ti += tgsi_build_full_instruction
+ (
+ &inst,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+
+ /*
+ mov o1, i1 ; Move texcoords to output
+ mov o2, i2
+ mov o3, i3
+ */
+ for (i = 1; i < num_attribs; ++i)
+ {
+ inst = tgsi_default_full_instruction();
+ inst.Instruction.Opcode = TGSI_OPCODE_MOV;
+ inst.Instruction.NumDstRegs = 1;
+ inst.FullDstRegisters[0].DstRegister.File = TGSI_FILE_OUTPUT;
+ inst.FullDstRegisters[0].DstRegister.Index = i;
+ inst.Instruction.NumSrcRegs = 1;
+ inst.FullSrcRegisters[0].SrcRegister.File = TGSI_FILE_INPUT;
+ inst.FullSrcRegisters[0].SrcRegister.Index = i;
+ ti += tgsi_build_full_instruction
+ (
+ &inst,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+ }
+
+ /* END */
+ inst = tgsi_default_full_instruction();
+ inst.Instruction.Opcode = TGSI_OPCODE_END;
+ inst.Instruction.NumDstRegs = 0;
+ inst.Instruction.NumSrcRegs = 0;
+ ti += tgsi_build_full_instruction
+ (
+ &inst,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+
+ vs.tokens = tokens;
+
+ context->states.mc.i_vs = pipe->create_vs_state(pipe, &vs);
+
+ return 0;
+}
+
+static int vlCreateFragmentShaderIMC(struct VL_CONTEXT *context)
+{
+ const unsigned int max_tokens = 50;
+ const unsigned int proc_type = TGSI_PROCESSOR_FRAGMENT;
+
+ struct pipe_context *pipe;
+ struct pipe_shader_state fs;
+ struct tgsi_token *tokens;
+ struct tgsi_header *header;
+ struct tgsi_processor *processor;
+
+ struct tgsi_full_declaration decl;
+ struct tgsi_full_instruction inst;
+
+ unsigned int ti;
+ unsigned int i;
+
+ assert(context);
+
+ pipe = context->pipe;
+
+ tokens = (struct tgsi_token*)malloc(max_tokens * sizeof(struct tgsi_token));
+
+ /* Version */
+ *(struct tgsi_version*)&tokens[0] = tgsi_build_version();
+
+ /* Header */
+ header = (struct tgsi_header*)&tokens[1];
+ *header = tgsi_build_header();
+
+ /* Processor */
+ processor = (struct tgsi_processor*)&tokens[2];
+ *processor = tgsi_build_processor(proc_type, header);
+
+ ti = 3;
+
+ /* Declare inputs (texcoords) */
+ for (i = 0; i < 3; ++i)
+ {
+ decl = tgsi_default_full_declaration();
+ decl.Declaration.File = TGSI_FILE_INPUT;
+ decl.Declaration.Semantic = 1;
+ decl.Semantic.SemanticName = TGSI_SEMANTIC_GENERIC;
+ decl.Semantic.SemanticIndex = i + 1;
+ decl.Declaration.Interpolate = 1;
+ decl.Interpolation.Interpolate = TGSI_INTERPOLATE_LINEAR;
+ decl.u.DeclarationRange.First = i;
+ decl.u.DeclarationRange.Last = i;
+ ti += tgsi_build_full_declaration
+ (
+ &decl,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+ }
+
+ /* Declare output (color) */
+ decl = tgsi_default_full_declaration();
+ decl.Declaration.File = TGSI_FILE_OUTPUT;
+ decl.Declaration.Semantic = 1;
+ decl.Semantic.SemanticName = TGSI_SEMANTIC_COLOR;
+ decl.Semantic.SemanticIndex = 0;
+ decl.u.DeclarationRange.First = 0;
+ decl.u.DeclarationRange.Last = 0;
+ ti += tgsi_build_full_declaration
+ (
+ &decl,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+
+ /* Declare samplers */
+ for (i = 0; i < 3; ++i)
+ {
+ decl = tgsi_default_full_declaration();
+ decl.Declaration.File = TGSI_FILE_SAMPLER;
+ decl.u.DeclarationRange.First = i;
+ decl.u.DeclarationRange.Last = i;
+ ti += tgsi_build_full_declaration
+ (
+ &decl,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+ }
+
+ /*
+ tex2d o0.x, i0, s0 ; Read texel from luma texture into .x channel
+ tex2d o0.y, i1, s1 ; Read texel from chroma Cb texture into .y channel
+ tex2d o0.z, i2, s2 ; Read texel from chroma Cr texture into .z channel
+ */
+ for (i = 0; i < 3; ++i)
+ {
+ inst = tgsi_default_full_instruction();
+ inst.Instruction.Opcode = TGSI_OPCODE_TEX;
+ inst.Instruction.NumDstRegs = 1;
+ inst.FullDstRegisters[0].DstRegister.File = TGSI_FILE_OUTPUT;
+ inst.FullDstRegisters[0].DstRegister.Index = 0;
+ inst.FullDstRegisters[0].DstRegister.WriteMask = TGSI_WRITEMASK_X << i;
+ inst.Instruction.NumSrcRegs = 2;
+ inst.InstructionExtTexture.Texture = TGSI_TEXTURE_2D;
+ inst.FullSrcRegisters[0].SrcRegister.File = TGSI_FILE_INPUT;
+ inst.FullSrcRegisters[0].SrcRegister.Index = i;
+ inst.FullSrcRegisters[1].SrcRegister.File = TGSI_FILE_SAMPLER;
+ inst.FullSrcRegisters[1].SrcRegister.Index = i;
+ ti += tgsi_build_full_instruction
+ (
+ &inst,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+ }
+
+ /* END */
+ inst = tgsi_default_full_instruction();
+ inst.Instruction.Opcode = TGSI_OPCODE_END;
+ inst.Instruction.NumDstRegs = 0;
+ inst.Instruction.NumSrcRegs = 0;
+ ti += tgsi_build_full_instruction
+ (
+ &inst,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+
+ fs.tokens = tokens;
+
+ context->states.mc.i_fs = pipe->create_fs_state(pipe, &fs);
+
+ return 0;
+}
+
+static int vlCreateVertexShaderPMC(struct VL_CONTEXT *context)
+{
+ const unsigned int max_tokens = 100;
+ const unsigned int num_attribs = 5;
+ const unsigned int semantic_names[5] =
+ {
+ TGSI_SEMANTIC_POSITION,
+ TGSI_SEMANTIC_GENERIC,
+ TGSI_SEMANTIC_GENERIC,
+ TGSI_SEMANTIC_GENERIC,
+ TGSI_SEMANTIC_GENERIC
+ };
+ const unsigned int semantic_indexes[5] = {0, 1, 2, 3, 4};
+ const unsigned int proc_type = TGSI_PROCESSOR_VERTEX;
+
+ struct pipe_context *pipe;
+ struct pipe_shader_state vs;
+ struct tgsi_token *tokens;
+ struct tgsi_header *header;
+ struct tgsi_processor *processor;
+
+ struct tgsi_full_declaration decl;
+ struct tgsi_full_instruction inst;
+
+ unsigned int ti;
+ unsigned int i;
+
+ assert(context);
+
+ pipe = context->pipe;
+
+ tokens = (struct tgsi_token*)malloc(max_tokens * sizeof(struct tgsi_token));
+
+ /* Version */
+ *(struct tgsi_version*)&tokens[0] = tgsi_build_version();
+
+ /* Header */
+ header = (struct tgsi_header*)&tokens[1];
+ *header = tgsi_build_header();
+
+ /* Processor */
+ processor = (struct tgsi_processor*)&tokens[2];
+ *processor = tgsi_build_processor(proc_type, header);
+
+ ti = 3;
+
+ /* Declare inputs (pos, texcoords) */
+ for (i = 0; i < num_attribs; i++)
+ {
+ decl = tgsi_default_full_declaration();
+ decl.Declaration.File = TGSI_FILE_INPUT;
+
+ decl.Declaration.Semantic = 1;
+ decl.Semantic.SemanticName = semantic_names[i];
+ decl.Semantic.SemanticIndex = semantic_indexes[i];
+
+ decl.u.DeclarationRange.First = i;
+ decl.u.DeclarationRange.Last = i;
+ ti += tgsi_build_full_declaration
+ (
+ &decl,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+ }
+
+ /* Declare constant inputs */
+ /* C[0] scales the normalized MB to cover 16x16 pixels,
+ C[1] translates the macroblock into position on the surface
+ C[2] translates the ref surface texcoords to the ref macroblock */
+ decl = tgsi_default_full_declaration();
+ decl.Declaration.File = TGSI_FILE_CONSTANT;
+ decl.Declaration.Semantic = 1;
+ decl.Semantic.SemanticName = TGSI_SEMANTIC_GENERIC;
+ decl.Semantic.SemanticIndex = 0;
+ decl.u.DeclarationRange.First = 0;
+ decl.u.DeclarationRange.Last = 2;
+ ti += tgsi_build_full_declaration
+ (
+ &decl,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+
+ /* Declare outputs (pos, texcoords) */
+ for (i = 0; i < num_attribs; i++)
+ {
+ decl = tgsi_default_full_declaration();
+ decl.Declaration.File = TGSI_FILE_OUTPUT;
+ decl.Declaration.Semantic = 1;
+ decl.Semantic.SemanticName = semantic_names[i];
+ decl.Semantic.SemanticIndex = semantic_indexes[i];
+ decl.u.DeclarationRange.First = i;
+ decl.u.DeclarationRange.Last = i;
+ ti += tgsi_build_full_declaration
+ (
+ &decl,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+ }
+
+ /* mul t0, i0, c0 ; Scale normalized coords to window coords */
+ inst = tgsi_default_full_instruction();
+ inst.Instruction.Opcode = TGSI_OPCODE_MUL;
+ inst.Instruction.NumDstRegs = 1;
+ inst.FullDstRegisters[0].DstRegister.File = TGSI_FILE_TEMPORARY;
+ inst.FullDstRegisters[0].DstRegister.Index = 0;
+ inst.Instruction.NumSrcRegs = 2;
+ inst.FullSrcRegisters[0].SrcRegister.File = TGSI_FILE_INPUT;
+ inst.FullSrcRegisters[0].SrcRegister.Index = 0;
+ inst.FullSrcRegisters[1].SrcRegister.File = TGSI_FILE_CONSTANT;
+ inst.FullSrcRegisters[1].SrcRegister.Index = 0;
+ ti += tgsi_build_full_instruction
+ (
+ &inst,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+
+ /* add o0, t0, c1 ; Translate vertex into position */
+ inst = tgsi_default_full_instruction();
+ inst.Instruction.Opcode = TGSI_OPCODE_ADD;
+ inst.Instruction.NumDstRegs = 1;
+ inst.FullDstRegisters[0].DstRegister.File = TGSI_FILE_OUTPUT;
+ inst.FullDstRegisters[0].DstRegister.Index = 0;
+ inst.Instruction.NumSrcRegs = 2;
+ inst.FullSrcRegisters[0].SrcRegister.File = TGSI_FILE_TEMPORARY;
+ inst.FullSrcRegisters[0].SrcRegister.Index = 0;
+ inst.FullSrcRegisters[1].SrcRegister.File = TGSI_FILE_CONSTANT;
+ inst.FullSrcRegisters[1].SrcRegister.Index = 1;
+ ti += tgsi_build_full_instruction
+ (
+ &inst,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+
+ /*
+ mov o1, i1 ; Move luma & chroma texcoords to output
+ mov o2, i2
+ mov o3, i3
+ */
+ for (i = 1; i < num_attribs - 1; ++i)
+ {
+ inst = tgsi_default_full_instruction();
+ inst.Instruction.Opcode = TGSI_OPCODE_MOV;
+ inst.Instruction.NumDstRegs = 1;
+ inst.FullDstRegisters[0].DstRegister.File = TGSI_FILE_OUTPUT;
+ inst.FullDstRegisters[0].DstRegister.Index = i;
+ inst.Instruction.NumSrcRegs = 1;
+ inst.FullSrcRegisters[0].SrcRegister.File = TGSI_FILE_INPUT;
+ inst.FullSrcRegisters[0].SrcRegister.Index = i;
+ ti += tgsi_build_full_instruction
+ (
+ &inst,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+ }
+
+ /* mul t0, i4, c0 ; Scale normalized coords to window coords */
+ inst = tgsi_default_full_instruction();
+ inst.Instruction.Opcode = TGSI_OPCODE_MUL;
+ inst.Instruction.NumDstRegs = 1;
+ inst.FullDstRegisters[0].DstRegister.File = TGSI_FILE_TEMPORARY;
+ inst.FullDstRegisters[0].DstRegister.Index = 0;
+ inst.Instruction.NumSrcRegs = 2;
+ inst.FullSrcRegisters[0].SrcRegister.File = TGSI_FILE_INPUT;
+ inst.FullSrcRegisters[0].SrcRegister.Index = 4;
+ inst.FullSrcRegisters[1].SrcRegister.File = TGSI_FILE_CONSTANT;
+ inst.FullSrcRegisters[1].SrcRegister.Index = 0;
+ ti += tgsi_build_full_instruction
+ (
+ &inst,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+
+ /* add o4, t0, c2 ; Translate texcoords into position */
+ inst = tgsi_default_full_instruction();
+ inst.Instruction.Opcode = TGSI_OPCODE_ADD;
+ inst.Instruction.NumDstRegs = 1;
+ inst.FullDstRegisters[0].DstRegister.File = TGSI_FILE_OUTPUT;
+ inst.FullDstRegisters[0].DstRegister.Index = 4;
+ inst.Instruction.NumSrcRegs = 2;
+ inst.FullSrcRegisters[0].SrcRegister.File = TGSI_FILE_TEMPORARY;
+ inst.FullSrcRegisters[0].SrcRegister.Index = 0;
+ inst.FullSrcRegisters[1].SrcRegister.File = TGSI_FILE_CONSTANT;
+ inst.FullSrcRegisters[1].SrcRegister.Index = 2;
+ ti += tgsi_build_full_instruction
+ (
+ &inst,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+
+ /* END */
+ inst = tgsi_default_full_instruction();
+ inst.Instruction.Opcode = TGSI_OPCODE_END;
+ inst.Instruction.NumDstRegs = 0;
+ inst.Instruction.NumSrcRegs = 0;
+ ti += tgsi_build_full_instruction
+ (
+ &inst,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+
+ vs.tokens = tokens;
+
+ context->states.mc.p_vs = pipe->create_vs_state(pipe, &vs);
+
+ return 0;
+}
+
+static int vlCreateFragmentShaderPMC(struct VL_CONTEXT *context)
+{
+ const unsigned int max_tokens = 100;
+ const unsigned int proc_type = TGSI_PROCESSOR_FRAGMENT;
+
+ struct pipe_context *pipe;
+ struct pipe_shader_state fs;
+ struct tgsi_token *tokens;
+ struct tgsi_header *header;
+ struct tgsi_processor *processor;
+
+ struct tgsi_full_declaration decl;
+ struct tgsi_full_instruction inst;
+
+ unsigned int ti;
+ unsigned int i;
+
+ assert(context);
+
+ pipe = context->pipe;
+
+ tokens = (struct tgsi_token*)malloc(max_tokens * sizeof(struct tgsi_token));
+
+ /* Version */
+ *(struct tgsi_version*)&tokens[0] = tgsi_build_version();
+
+ /* Header */
+ header = (struct tgsi_header*)&tokens[1];
+ *header = tgsi_build_header();
+
+ /* Processor */
+ processor = (struct tgsi_processor*)&tokens[2];
+ *processor = tgsi_build_processor(proc_type, header);
+
+ ti = 3;
+
+ /* Declare inputs (texcoords) */
+ for (i = 0; i < 4; ++i)
+ {
+ decl = tgsi_default_full_declaration();
+ decl.Declaration.File = TGSI_FILE_INPUT;
+ decl.Declaration.Semantic = 1;
+ decl.Semantic.SemanticName = TGSI_SEMANTIC_GENERIC;
+ decl.Semantic.SemanticIndex = i + 1;
+ decl.Declaration.Interpolate = 1;
+ decl.Interpolation.Interpolate = TGSI_INTERPOLATE_LINEAR;
+ decl.u.DeclarationRange.First = i;
+ decl.u.DeclarationRange.Last = i;
+ ti += tgsi_build_full_declaration
+ (
+ &decl,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+ }
+
+ /* Declare constant input */
+ /* C[0] is a multiplier to use when concatenating differential into a single channel
+ C[0] is a bias to get differential back to -1,1 range*/
+ decl = tgsi_default_full_declaration();
+ decl.Declaration.File = TGSI_FILE_CONSTANT;
+ decl.Declaration.Semantic = 1;
+ decl.Semantic.SemanticName = TGSI_SEMANTIC_GENERIC;
+ decl.Semantic.SemanticIndex = 0;
+ decl.u.DeclarationRange.First = 0;
+ decl.u.DeclarationRange.Last = 1;
+ ti += tgsi_build_full_declaration
+ (
+ &decl,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+
+ /* Declare output */
+ decl = tgsi_default_full_declaration();
+ decl.Declaration.File = TGSI_FILE_OUTPUT;
+ decl.Declaration.Semantic = 1;
+ decl.Semantic.SemanticName = TGSI_SEMANTIC_COLOR;
+ decl.Semantic.SemanticIndex = 0;
+ decl.u.DeclarationRange.First = 0;
+ decl.u.DeclarationRange.Last = 0;
+ ti += tgsi_build_full_declaration
+ (
+ &decl,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+
+ /* Declare samplers */
+ for (i = 0; i < 4; ++i)
+ {
+ decl = tgsi_default_full_declaration();
+ decl.Declaration.File = TGSI_FILE_SAMPLER;
+ decl.u.DeclarationRange.First = i;
+ decl.u.DeclarationRange.Last = i;
+ ti += tgsi_build_full_declaration
+ (
+ &decl,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+ }
+
+ /*
+ tex2d t0.xw, i0, s0 ; Read texel from luma texture into .x and .w channels
+ mov t1.x, t0.w ; Move high part from .w channel to .x
+ tex2d t0.yw, i1, s1 ; Read texel from chroma Cb texture into .y and .w channels
+ mov t1.y, t0.w ; Move high part from .w channel to .y
+ tex2d t0.zw, i2, s2 ; Read texel from chroma Cr texture into .z and .w channels
+ mov t1.z, t0.w ; Move high part from .w channel to .z
+ */
+ for (i = 0; i < 3; ++i)
+ {
+ inst = tgsi_default_full_instruction();
+ inst.Instruction.Opcode = TGSI_OPCODE_TEX;
+ inst.Instruction.NumDstRegs = 1;
+ inst.FullDstRegisters[0].DstRegister.File = TGSI_FILE_TEMPORARY;
+ inst.FullDstRegisters[0].DstRegister.Index = 0;
+ inst.FullDstRegisters[0].DstRegister.WriteMask = (TGSI_WRITEMASK_X << i) | TGSI_WRITEMASK_W;
+ inst.Instruction.NumSrcRegs = 2;
+ inst.InstructionExtTexture.Texture = TGSI_TEXTURE_2D;
+ inst.FullSrcRegisters[0].SrcRegister.File = TGSI_FILE_INPUT;
+ inst.FullSrcRegisters[0].SrcRegister.Index = i;
+ inst.FullSrcRegisters[1].SrcRegister.File = TGSI_FILE_SAMPLER;
+ inst.FullSrcRegisters[1].SrcRegister.Index = i;
+ ti += tgsi_build_full_instruction
+ (
+ &inst,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+
+ inst = tgsi_default_full_instruction();
+ inst.Instruction.Opcode = TGSI_OPCODE_MOV;
+ inst.Instruction.NumDstRegs = 1;
+ inst.FullDstRegisters[0].DstRegister.File = TGSI_FILE_TEMPORARY;
+ inst.FullDstRegisters[0].DstRegister.Index = 1;
+ inst.FullDstRegisters[0].DstRegister.WriteMask = TGSI_WRITEMASK_X << i;
+ inst.Instruction.NumSrcRegs = 1;
+ inst.FullSrcRegisters[0].SrcRegister.File = TGSI_FILE_TEMPORARY;
+ inst.FullSrcRegisters[0].SrcRegister.Index = 0;
+ inst.FullSrcRegisters[0].SrcRegister.SwizzleX = TGSI_SWIZZLE_W;
+ inst.FullSrcRegisters[0].SrcRegister.SwizzleY = TGSI_SWIZZLE_W;
+ inst.FullSrcRegisters[0].SrcRegister.SwizzleZ = TGSI_SWIZZLE_W;
+ inst.FullSrcRegisters[0].SrcRegister.SwizzleW = TGSI_SWIZZLE_W;
+ ti += tgsi_build_full_instruction
+ (
+ &inst,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+ }
+
+ /* mul t1, t1, c0 ; Muliply high part by multiplier to get back its full value */
+ inst = tgsi_default_full_instruction();
+ inst.Instruction.Opcode = TGSI_OPCODE_MUL;
+ inst.Instruction.NumDstRegs = 1;
+ inst.FullDstRegisters[0].DstRegister.File = TGSI_FILE_TEMPORARY;
+ inst.FullDstRegisters[0].DstRegister.Index = 1;
+ inst.Instruction.NumSrcRegs = 2;
+ inst.FullSrcRegisters[0].SrcRegister.File = TGSI_FILE_TEMPORARY;
+ inst.FullSrcRegisters[0].SrcRegister.Index = 1;
+ inst.FullSrcRegisters[1].SrcRegister.File = TGSI_FILE_CONSTANT;
+ inst.FullSrcRegisters[1].SrcRegister.Index = 0;
+ ti += tgsi_build_full_instruction
+ (
+ &inst,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+
+ /* add t0, t0, t1 ; Add luma and chroma low and high parts to get a single value */
+ inst = tgsi_default_full_instruction();
+ inst.Instruction.Opcode = TGSI_OPCODE_ADD;
+ inst.Instruction.NumDstRegs = 1;
+ inst.FullDstRegisters[0].DstRegister.File = TGSI_FILE_TEMPORARY;
+ inst.FullDstRegisters[0].DstRegister.Index = 0;
+ inst.Instruction.NumSrcRegs = 2;
+ inst.FullSrcRegisters[0].SrcRegister.File = TGSI_FILE_TEMPORARY;
+ inst.FullSrcRegisters[0].SrcRegister.Index = 0;
+ inst.FullSrcRegisters[1].SrcRegister.File = TGSI_FILE_TEMPORARY;
+ inst.FullSrcRegisters[1].SrcRegister.Index = 1;
+ ti += tgsi_build_full_instruction
+ (
+ &inst,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+
+ /* sub t0, t0, c1 ; Subtract bias to get back the signed value */
+ inst = tgsi_default_full_instruction();
+ inst.Instruction.Opcode = TGSI_OPCODE_SUB;
+ inst.Instruction.NumDstRegs = 1;
+ inst.FullDstRegisters[0].DstRegister.File = TGSI_FILE_TEMPORARY;
+ inst.FullDstRegisters[0].DstRegister.Index = 0;
+ inst.Instruction.NumSrcRegs = 2;
+ inst.FullSrcRegisters[0].SrcRegister.File = TGSI_FILE_TEMPORARY;
+ inst.FullSrcRegisters[0].SrcRegister.Index = 0;
+ inst.FullSrcRegisters[1].SrcRegister.File = TGSI_FILE_CONSTANT;
+ inst.FullSrcRegisters[1].SrcRegister.Index = 1;
+ ti += tgsi_build_full_instruction
+ (
+ &inst,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+
+ /* tex2d t1, i3, s3 ; Read texel from ref macroblock */
+ inst = tgsi_default_full_instruction();
+ inst.Instruction.Opcode = TGSI_OPCODE_TEX;
+ inst.Instruction.NumDstRegs = 1;
+ inst.FullDstRegisters[0].DstRegister.File = TGSI_FILE_TEMPORARY;
+ inst.FullDstRegisters[0].DstRegister.Index = 1;
+ inst.Instruction.NumSrcRegs = 2;
+ inst.InstructionExtTexture.Texture = TGSI_TEXTURE_2D;
+ inst.FullSrcRegisters[0].SrcRegister.File = TGSI_FILE_INPUT;
+ inst.FullSrcRegisters[0].SrcRegister.Index = 3;
+ inst.FullSrcRegisters[1].SrcRegister.File = TGSI_FILE_SAMPLER;
+ inst.FullSrcRegisters[1].SrcRegister.Index = 3;
+ ti += tgsi_build_full_instruction
+ (
+ &inst,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+
+ /* add o0, t0, t1 ; Add ref and differential to form final output */
+ inst = tgsi_default_full_instruction();
+ inst.Instruction.Opcode = TGSI_OPCODE_ADD;
+ inst.Instruction.NumDstRegs = 1;
+ inst.FullDstRegisters[0].DstRegister.File = TGSI_FILE_OUTPUT;
+ inst.FullDstRegisters[0].DstRegister.Index = 0;
+ inst.Instruction.NumSrcRegs = 2;
+ inst.FullSrcRegisters[0].SrcRegister.File = TGSI_FILE_TEMPORARY;
+ inst.FullSrcRegisters[0].SrcRegister.Index = 0;
+ inst.FullSrcRegisters[1].SrcRegister.File = TGSI_FILE_TEMPORARY;
+ inst.FullSrcRegisters[1].SrcRegister.Index = 1;
+ ti += tgsi_build_full_instruction
+ (
+ &inst,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+
+ /* END */
+ inst = tgsi_default_full_instruction();
+ inst.Instruction.Opcode = TGSI_OPCODE_END;
+ inst.Instruction.NumDstRegs = 0;
+ inst.Instruction.NumSrcRegs = 0;
+ ti += tgsi_build_full_instruction
+ (
+ &inst,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+
+ fs.tokens = tokens;
+
+ context->states.mc.p_fs = pipe->create_fs_state(pipe, &fs);
+
+ return 0;
+}
+
+static int vlCreateVertexShaderBMC(struct VL_CONTEXT *context)
+{
+ const unsigned int max_tokens = 100;
+ const unsigned int num_attribs = 6;
+ const unsigned int semantic_names[6] =
+ {
+ TGSI_SEMANTIC_POSITION,
+ TGSI_SEMANTIC_GENERIC,
+ TGSI_SEMANTIC_GENERIC,
+ TGSI_SEMANTIC_GENERIC,
+ TGSI_SEMANTIC_GENERIC,
+ TGSI_SEMANTIC_GENERIC
+ };
+ const unsigned int semantic_indexes[6] = {0, 1, 2, 3, 4, 5};
+ const unsigned int proc_type = TGSI_PROCESSOR_VERTEX;
+
+ struct pipe_context *pipe;
+ struct pipe_shader_state vs;
+ struct tgsi_token *tokens;
+ struct tgsi_header *header;
+ struct tgsi_processor *processor;
+
+ struct tgsi_full_declaration decl;
+ struct tgsi_full_instruction inst;
+
+ unsigned int ti;
+ unsigned int i;
+
+ assert(context);
+
+ pipe = context->pipe;
+
+ tokens = (struct tgsi_token*)malloc(max_tokens * sizeof(struct tgsi_token));
+
+ /* Version */
+ *(struct tgsi_version*)&tokens[0] = tgsi_build_version();
+
+ /* Header */
+ header = (struct tgsi_header*)&tokens[1];
+ *header = tgsi_build_header();
+
+ /* Processor */
+ processor = (struct tgsi_processor*)&tokens[2];
+ *processor = tgsi_build_processor(proc_type, header);
+
+ ti = 3;
+
+ /* Declare inputs (pos, texcoords) */
+ for (i = 0; i < num_attribs; i++)
+ {
+ decl = tgsi_default_full_declaration();
+ decl.Declaration.File = TGSI_FILE_INPUT;
+
+ decl.Declaration.Semantic = 1;
+ decl.Semantic.SemanticName = semantic_names[i];
+ decl.Semantic.SemanticIndex = semantic_indexes[i];
+
+ decl.u.DeclarationRange.First = i;
+ decl.u.DeclarationRange.Last = i;
+ ti += tgsi_build_full_declaration
+ (
+ &decl,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+ }
+
+ /* Declare constant inputs */
+ /* C[0] scales the normalized MB to cover 16x16 pixels,
+ C[1] translates the macroblock into position on the surface
+ C[2] translates the past surface texcoords to the ref macroblock
+ C[3] translates the future surface texcoords to the ref macroblock */
+ decl = tgsi_default_full_declaration();
+ decl.Declaration.File = TGSI_FILE_CONSTANT;
+ decl.Declaration.Semantic = 1;
+ decl.Semantic.SemanticName = TGSI_SEMANTIC_GENERIC;
+ decl.Semantic.SemanticIndex = 0;
+ decl.u.DeclarationRange.First = 0;
+ decl.u.DeclarationRange.Last = 3;
+ ti += tgsi_build_full_declaration
+ (
+ &decl,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+
+ /* Declare outputs (pos, texcoords) */
+ for (i = 0; i < num_attribs; i++)
+ {
+ decl = tgsi_default_full_declaration();
+ decl.Declaration.File = TGSI_FILE_OUTPUT;
+ decl.Declaration.Semantic = 1;
+ decl.Semantic.SemanticName = semantic_names[i];
+ decl.Semantic.SemanticIndex = semantic_indexes[i];
+ decl.u.DeclarationRange.First = i;
+ decl.u.DeclarationRange.Last = i;
+ ti += tgsi_build_full_declaration
+ (
+ &decl,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+ }
+
+ /* mul t0, i0, c0 ; Scale normalized coords to window coords */
+ inst = tgsi_default_full_instruction();
+ inst.Instruction.Opcode = TGSI_OPCODE_MUL;
+ inst.Instruction.NumDstRegs = 1;
+ inst.FullDstRegisters[0].DstRegister.File = TGSI_FILE_TEMPORARY;
+ inst.FullDstRegisters[0].DstRegister.Index = 0;
+ inst.Instruction.NumSrcRegs = 2;
+ inst.FullSrcRegisters[0].SrcRegister.File = TGSI_FILE_INPUT;
+ inst.FullSrcRegisters[0].SrcRegister.Index = 0;
+ inst.FullSrcRegisters[1].SrcRegister.File = TGSI_FILE_CONSTANT;
+ inst.FullSrcRegisters[1].SrcRegister.Index = 0;
+ ti += tgsi_build_full_instruction
+ (
+ &inst,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+
+ /* add o0, t0, c1 ; Translate vertex into position */
+ inst = tgsi_default_full_instruction();
+ inst.Instruction.Opcode = TGSI_OPCODE_ADD;
+ inst.Instruction.NumDstRegs = 1;
+ inst.FullDstRegisters[0].DstRegister.File = TGSI_FILE_OUTPUT;
+ inst.FullDstRegisters[0].DstRegister.Index = 0;
+ inst.Instruction.NumSrcRegs = 2;
+ inst.FullSrcRegisters[0].SrcRegister.File = TGSI_FILE_TEMPORARY;
+ inst.FullSrcRegisters[0].SrcRegister.Index = 0;
+ inst.FullSrcRegisters[1].SrcRegister.File = TGSI_FILE_CONSTANT;
+ inst.FullSrcRegisters[1].SrcRegister.Index = 1;
+ ti += tgsi_build_full_instruction
+ (
+ &inst,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+
+ /*
+ mov o1, i1 ; Move luma & chroma texcoords to output
+ mov o2, i2
+ mov o3, i3
+ */
+ for (i = 1; i < num_attribs - 1; ++i)
+ {
+ inst = tgsi_default_full_instruction();
+ inst.Instruction.Opcode = TGSI_OPCODE_MOV;
+ inst.Instruction.NumDstRegs = 1;
+ inst.FullDstRegisters[0].DstRegister.File = TGSI_FILE_OUTPUT;
+ inst.FullDstRegisters[0].DstRegister.Index = i;
+ inst.Instruction.NumSrcRegs = 1;
+ inst.FullSrcRegisters[0].SrcRegister.File = TGSI_FILE_INPUT;
+ inst.FullSrcRegisters[0].SrcRegister.Index = i;
+ ti += tgsi_build_full_instruction
+ (
+ &inst,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+ }
+
+ /* mul t0, i4, c0 ; Scale normalized coords to window coords
+ add o4, t0, c2 ; Translate texcoords into position
+ mul t1, i5, c0 ; Repeat for the future surface
+ add o5, t1, c3 */
+ for (i = 0; i < 2; ++i)
+ {
+ inst = tgsi_default_full_instruction();
+ inst.Instruction.Opcode = TGSI_OPCODE_MUL;
+ inst.Instruction.NumDstRegs = 1;
+ inst.FullDstRegisters[0].DstRegister.File = TGSI_FILE_TEMPORARY;
+ inst.FullDstRegisters[0].DstRegister.Index = i;
+ inst.Instruction.NumSrcRegs = 2;
+ inst.FullSrcRegisters[0].SrcRegister.File = TGSI_FILE_INPUT;
+ inst.FullSrcRegisters[0].SrcRegister.Index = i + 4;
+ inst.FullSrcRegisters[1].SrcRegister.File = TGSI_FILE_CONSTANT;
+ inst.FullSrcRegisters[1].SrcRegister.Index = 0;
+ ti += tgsi_build_full_instruction
+ (
+ &inst,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+
+ inst = tgsi_default_full_instruction();
+ inst.Instruction.Opcode = TGSI_OPCODE_ADD;
+ inst.Instruction.NumDstRegs = 1;
+ inst.FullDstRegisters[0].DstRegister.File = TGSI_FILE_OUTPUT;
+ inst.FullDstRegisters[0].DstRegister.Index = i + 4;
+ inst.Instruction.NumSrcRegs = 2;
+ inst.FullSrcRegisters[0].SrcRegister.File = TGSI_FILE_TEMPORARY;
+ inst.FullSrcRegisters[0].SrcRegister.Index = i;
+ inst.FullSrcRegisters[1].SrcRegister.File = TGSI_FILE_CONSTANT;
+ inst.FullSrcRegisters[1].SrcRegister.Index = i + 2;
+ ti += tgsi_build_full_instruction
+ (
+ &inst,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+ }
+
+ /* END */
+ inst = tgsi_default_full_instruction();
+ inst.Instruction.Opcode = TGSI_OPCODE_END;
+ inst.Instruction.NumDstRegs = 0;
+ inst.Instruction.NumSrcRegs = 0;
+ ti += tgsi_build_full_instruction
+ (
+ &inst,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+
+ vs.tokens = tokens;
+
+ context->states.mc.b_vs = pipe->create_vs_state(pipe, &vs);
+
+ return 0;
+}
+
+static int vlCreateFragmentShaderBMC(struct VL_CONTEXT *context)
+{
+ const unsigned int max_tokens = 100;
+ const unsigned int proc_type = TGSI_PROCESSOR_FRAGMENT;
+
+ struct pipe_context *pipe;
+ struct pipe_shader_state fs;
+ struct tgsi_token *tokens;
+ struct tgsi_header *header;
+ struct tgsi_processor *processor;
+
+ struct tgsi_full_declaration decl;
+ struct tgsi_full_instruction inst;
+
+ unsigned int ti;
+ unsigned int i;
+
+ assert(context);
+
+ pipe = context->pipe;
+
+ tokens = (struct tgsi_token*)malloc(max_tokens * sizeof(struct tgsi_token));
+
+ /* Version */
+ *(struct tgsi_version*)&tokens[0] = tgsi_build_version();
+
+ /* Header */
+ header = (struct tgsi_header*)&tokens[1];
+ *header = tgsi_build_header();
+
+ /* Processor */
+ processor = (struct tgsi_processor*)&tokens[2];
+ *processor = tgsi_build_processor(proc_type, header);
+
+ ti = 3;
+
+ /* Declare inputs (texcoords) */
+ for (i = 0; i < 5; ++i)
+ {
+ decl = tgsi_default_full_declaration();
+ decl.Declaration.File = TGSI_FILE_INPUT;
+ decl.Declaration.Semantic = 1;
+ decl.Semantic.SemanticName = TGSI_SEMANTIC_GENERIC;
+ decl.Semantic.SemanticIndex = i + 1;
+ decl.Declaration.Interpolate = 1;
+ decl.Interpolation.Interpolate = TGSI_INTERPOLATE_LINEAR;
+ decl.u.DeclarationRange.First = i;
+ decl.u.DeclarationRange.Last = i;
+ ti += tgsi_build_full_declaration
+ (
+ &decl,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+ }
+
+ /* Declare constant input */
+ /* C[0] is a multiplier to use when concatenating differential into a single channel
+ C[0] is a bias to get differential back to -1,1 range*/
+ decl = tgsi_default_full_declaration();
+ decl.Declaration.File = TGSI_FILE_CONSTANT;
+ decl.Declaration.Semantic = 1;
+ decl.Semantic.SemanticName = TGSI_SEMANTIC_GENERIC;
+ decl.Semantic.SemanticIndex = 0;
+ decl.u.DeclarationRange.First = 0;
+ decl.u.DeclarationRange.Last = 1;
+ ti += tgsi_build_full_declaration
+ (
+ &decl,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+
+ /* Declare output */
+ decl = tgsi_default_full_declaration();
+ decl.Declaration.File = TGSI_FILE_OUTPUT;
+ decl.Declaration.Semantic = 1;
+ decl.Semantic.SemanticName = TGSI_SEMANTIC_COLOR;
+ decl.Semantic.SemanticIndex = 0;
+ decl.u.DeclarationRange.First = 0;
+ decl.u.DeclarationRange.Last = 0;
+ ti += tgsi_build_full_declaration
+ (
+ &decl,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+
+ /* Declare samplers */
+ for (i = 0; i < 5; ++i)
+ {
+ decl = tgsi_default_full_declaration();
+ decl.Declaration.File = TGSI_FILE_SAMPLER;
+ decl.u.DeclarationRange.First = i;
+ decl.u.DeclarationRange.Last = i;
+ ti += tgsi_build_full_declaration
+ (
+ &decl,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+ }
+
+ /*
+ tex2d t0.xw, i0, s0 ; Read texel from luma texture into .x and .w channels
+ mov t1.x, t0.w ; Move high part from .w channel to .x
+ tex2d t0.yw, i1, s1 ; Read texel from chroma Cb texture into .y and .w channels
+ mov t1.y, t0.w ; Move high part from .w channel to .y
+ tex2d t0.zw, i2, s2 ; Read texel from chroma Cr texture into .z and .w channels
+ mov t1.z, t0.w ; Move high part from .w channel to .z
+ */
+ for (i = 0; i < 3; ++i)
+ {
+ inst = tgsi_default_full_instruction();
+ inst.Instruction.Opcode = TGSI_OPCODE_TEX;
+ inst.Instruction.NumDstRegs = 1;
+ inst.FullDstRegisters[0].DstRegister.File = TGSI_FILE_TEMPORARY;
+ inst.FullDstRegisters[0].DstRegister.Index = 0;
+ inst.FullDstRegisters[0].DstRegister.WriteMask = (TGSI_WRITEMASK_X << i) | TGSI_WRITEMASK_W;
+ inst.Instruction.NumSrcRegs = 2;
+ inst.InstructionExtTexture.Texture = TGSI_TEXTURE_2D;
+ inst.FullSrcRegisters[0].SrcRegister.File = TGSI_FILE_INPUT;
+ inst.FullSrcRegisters[0].SrcRegister.Index = i;
+ inst.FullSrcRegisters[1].SrcRegister.File = TGSI_FILE_SAMPLER;
+ inst.FullSrcRegisters[1].SrcRegister.Index = i;
+ ti += tgsi_build_full_instruction
+ (
+ &inst,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+
+ inst = tgsi_default_full_instruction();
+ inst.Instruction.Opcode = TGSI_OPCODE_MOV;
+ inst.Instruction.NumDstRegs = 1;
+ inst.FullDstRegisters[0].DstRegister.File = TGSI_FILE_TEMPORARY;
+ inst.FullDstRegisters[0].DstRegister.Index = 1;
+ inst.FullDstRegisters[0].DstRegister.WriteMask = TGSI_WRITEMASK_X << i;
+ inst.Instruction.NumSrcRegs = 1;
+ inst.FullSrcRegisters[0].SrcRegister.File = TGSI_FILE_TEMPORARY;
+ inst.FullSrcRegisters[0].SrcRegister.Index = 0;
+ inst.FullSrcRegisters[0].SrcRegister.SwizzleX = TGSI_SWIZZLE_W;
+ inst.FullSrcRegisters[0].SrcRegister.SwizzleY = TGSI_SWIZZLE_W;
+ inst.FullSrcRegisters[0].SrcRegister.SwizzleZ = TGSI_SWIZZLE_W;
+ inst.FullSrcRegisters[0].SrcRegister.SwizzleW = TGSI_SWIZZLE_W;
+ ti += tgsi_build_full_instruction
+ (
+ &inst,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+ }
+
+ /* mul t1, t1, c0 ; Muliply high part by multiplier to get back its full value */
+ inst = tgsi_default_full_instruction();
+ inst.Instruction.Opcode = TGSI_OPCODE_MUL;
+ inst.Instruction.NumDstRegs = 1;
+ inst.FullDstRegisters[0].DstRegister.File = TGSI_FILE_TEMPORARY;
+ inst.FullDstRegisters[0].DstRegister.Index = 1;
+ inst.Instruction.NumSrcRegs = 2;
+ inst.FullSrcRegisters[0].SrcRegister.File = TGSI_FILE_TEMPORARY;
+ inst.FullSrcRegisters[0].SrcRegister.Index = 1;
+ inst.FullSrcRegisters[1].SrcRegister.File = TGSI_FILE_CONSTANT;
+ inst.FullSrcRegisters[1].SrcRegister.Index = 0;
+ ti += tgsi_build_full_instruction
+ (
+ &inst,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+
+ /* add t0, t0, t1 ; Add luma and chroma low and high parts to get a single value */
+ inst = tgsi_default_full_instruction();
+ inst.Instruction.Opcode = TGSI_OPCODE_ADD;
+ inst.Instruction.NumDstRegs = 1;
+ inst.FullDstRegisters[0].DstRegister.File = TGSI_FILE_TEMPORARY;
+ inst.FullDstRegisters[0].DstRegister.Index = 0;
+ inst.Instruction.NumSrcRegs = 2;
+ inst.FullSrcRegisters[0].SrcRegister.File = TGSI_FILE_TEMPORARY;
+ inst.FullSrcRegisters[0].SrcRegister.Index = 0;
+ inst.FullSrcRegisters[1].SrcRegister.File = TGSI_FILE_TEMPORARY;
+ inst.FullSrcRegisters[1].SrcRegister.Index = 1;
+ ti += tgsi_build_full_instruction
+ (
+ &inst,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+
+ /* sub t0, t0, c1 ; Subtract bias to get back the signed value */
+ inst = tgsi_default_full_instruction();
+ inst.Instruction.Opcode = TGSI_OPCODE_SUB;
+ inst.Instruction.NumDstRegs = 1;
+ inst.FullDstRegisters[0].DstRegister.File = TGSI_FILE_TEMPORARY;
+ inst.FullDstRegisters[0].DstRegister.Index = 0;
+ inst.Instruction.NumSrcRegs = 2;
+ inst.FullSrcRegisters[0].SrcRegister.File = TGSI_FILE_TEMPORARY;
+ inst.FullSrcRegisters[0].SrcRegister.Index = 0;
+ inst.FullSrcRegisters[1].SrcRegister.File = TGSI_FILE_CONSTANT;
+ inst.FullSrcRegisters[1].SrcRegister.Index = 1;
+ ti += tgsi_build_full_instruction
+ (
+ &inst,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+
+ /* tex2d t1, i3, s3 ; Read texel from past macroblock
+ tex2d t2, i4, s4 ; Read texel from future macroblock */
+ for (i = 0; i < 2; ++i)
+ {
+ inst = tgsi_default_full_instruction();
+ inst.Instruction.Opcode = TGSI_OPCODE_TEX;
+ inst.Instruction.NumDstRegs = 1;
+ inst.FullDstRegisters[0].DstRegister.File = TGSI_FILE_TEMPORARY;
+ inst.FullDstRegisters[0].DstRegister.Index = i + 1;
+ inst.Instruction.NumSrcRegs = 2;
+ inst.InstructionExtTexture.Texture = TGSI_TEXTURE_2D;
+ inst.FullSrcRegisters[0].SrcRegister.File = TGSI_FILE_INPUT;
+ inst.FullSrcRegisters[0].SrcRegister.Index = i + 3;
+ inst.FullSrcRegisters[1].SrcRegister.File = TGSI_FILE_SAMPLER;
+ inst.FullSrcRegisters[1].SrcRegister.Index = i + 3;
+ ti += tgsi_build_full_instruction
+ (
+ &inst,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+ }
+
+ /* add t0, t0, t1 ; Add past and differential to form partial output */
+ inst = tgsi_default_full_instruction();
+ inst.Instruction.Opcode = TGSI_OPCODE_ADD;
+ inst.Instruction.NumDstRegs = 1;
+ inst.FullDstRegisters[0].DstRegister.File = TGSI_FILE_TEMPORARY;
+ inst.FullDstRegisters[0].DstRegister.Index = 0;
+ inst.Instruction.NumSrcRegs = 2;
+ inst.FullSrcRegisters[0].SrcRegister.File = TGSI_FILE_TEMPORARY;
+ inst.FullSrcRegisters[0].SrcRegister.Index = 0;
+ inst.FullSrcRegisters[1].SrcRegister.File = TGSI_FILE_TEMPORARY;
+ inst.FullSrcRegisters[1].SrcRegister.Index = 1;
+ ti += tgsi_build_full_instruction
+ (
+ &inst,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+
+ /* add o0, t0, t2 ; Add future and differential to form final output */
+ inst = tgsi_default_full_instruction();
+ inst.Instruction.Opcode = TGSI_OPCODE_ADD;
+ inst.Instruction.NumDstRegs = 1;
+ inst.FullDstRegisters[0].DstRegister.File = TGSI_FILE_OUTPUT;
+ inst.FullDstRegisters[0].DstRegister.Index = 0;
+ inst.Instruction.NumSrcRegs = 2;
+ inst.FullSrcRegisters[0].SrcRegister.File = TGSI_FILE_TEMPORARY;
+ inst.FullSrcRegisters[0].SrcRegister.Index = 0;
+ inst.FullSrcRegisters[1].SrcRegister.File = TGSI_FILE_TEMPORARY;
+ inst.FullSrcRegisters[1].SrcRegister.Index = 2;
+ ti += tgsi_build_full_instruction
+ (
+ &inst,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+
+ /* END */
+ inst = tgsi_default_full_instruction();
+ inst.Instruction.Opcode = TGSI_OPCODE_END;
+ inst.Instruction.NumDstRegs = 0;
+ inst.Instruction.NumSrcRegs = 0;
+ ti += tgsi_build_full_instruction
+ (
+ &inst,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+
+ fs.tokens = tokens;
+
+ context->states.mc.b_fs = pipe->create_fs_state(pipe, &fs);
+
+ return 0;
+}
+
+int vlCreateDataBufsMC(struct VL_CONTEXT *context)
+{
+ struct pipe_context *pipe;
+ unsigned int i;
+
+ assert(context);
+
+ pipe = context->pipe;
+
+ /* Create our vertex buffer and vertex buffer element */
+ context->states.mc.vertex_bufs[0].pitch = sizeof(struct VL_VERTEX2F);
+ context->states.mc.vertex_bufs[0].max_index = 23;
+ context->states.mc.vertex_bufs[0].buffer_offset = 0;
+ context->states.mc.vertex_bufs[0].buffer = pipe->winsys->buffer_create
+ (
+ pipe->winsys,
+ 1,
+ PIPE_BUFFER_USAGE_VERTEX,
+ sizeof(struct VL_VERTEX2F) * 24
+ );
+
+ context->states.mc.vertex_buf_elems[0].src_offset = 0;
+ context->states.mc.vertex_buf_elems[0].vertex_buffer_index = 0;
+ context->states.mc.vertex_buf_elems[0].nr_components = 2;
+ context->states.mc.vertex_buf_elems[0].src_format = PIPE_FORMAT_R32G32_FLOAT;
+
+ /* Create our texcoord buffers and texcoord buffer elements */
+ /* TODO: Should be able to use 1 texcoord buf for chroma textures, 1 buf for ref surfaces */
+ for (i = 1; i < 6; ++i)
+ {
+ context->states.mc.vertex_bufs[i].pitch = sizeof(struct VL_TEXCOORD2F);
+ context->states.mc.vertex_bufs[i].max_index = 23;
+ context->states.mc.vertex_bufs[i].buffer_offset = 0;
+ context->states.mc.vertex_bufs[i].buffer = pipe->winsys->buffer_create
+ (
+ pipe->winsys,
+ 1,
+ PIPE_BUFFER_USAGE_VERTEX,
+ sizeof(struct VL_TEXCOORD2F) * 24
+ );
+
+ context->states.mc.vertex_buf_elems[i].src_offset = 0;
+ context->states.mc.vertex_buf_elems[i].vertex_buffer_index = i;
+ context->states.mc.vertex_buf_elems[i].nr_components = 2;
+ context->states.mc.vertex_buf_elems[i].src_format = PIPE_FORMAT_R32G32_FLOAT;
+ }
+
+ /* Fill buffers */
+ memcpy
+ (
+ pipe->winsys->buffer_map(pipe->winsys, context->states.mc.vertex_bufs[0].buffer, PIPE_BUFFER_USAGE_CPU_WRITE),
+ vl_chroma_420_texcoords,
+ sizeof(struct VL_VERTEX2F) * 24
+ );
+ memcpy
+ (
+ pipe->winsys->buffer_map(pipe->winsys, context->states.mc.vertex_bufs[1].buffer, PIPE_BUFFER_USAGE_CPU_WRITE),
+ vl_luma_texcoords,
+ sizeof(struct VL_TEXCOORD2F) * 24
+ );
+ /* TODO: Accomodate 422, 444 */
+ memcpy
+ (
+ pipe->winsys->buffer_map(pipe->winsys, context->states.mc.vertex_bufs[2].buffer, PIPE_BUFFER_USAGE_CPU_WRITE),
+ vl_chroma_420_texcoords,
+ sizeof(struct VL_TEXCOORD2F) * 24
+ );
+ memcpy
+ (
+ pipe->winsys->buffer_map(pipe->winsys, context->states.mc.vertex_bufs[3].buffer, PIPE_BUFFER_USAGE_CPU_WRITE),
+ vl_chroma_420_texcoords,
+ sizeof(struct VL_TEXCOORD2F) * 24
+ );
+ memcpy
+ (
+ pipe->winsys->buffer_map(pipe->winsys, context->states.mc.vertex_bufs[4].buffer, PIPE_BUFFER_USAGE_CPU_WRITE),
+ vl_ref_surface_texcoords,
+ sizeof(struct VL_TEXCOORD2F) * 24
+ );
+ memcpy
+ (
+ pipe->winsys->buffer_map(pipe->winsys, context->states.mc.vertex_bufs[5].buffer, PIPE_BUFFER_USAGE_CPU_WRITE),
+ vl_ref_surface_texcoords,
+ sizeof(struct VL_TEXCOORD2F) * 24
+ );
+
+ for (i = 0; i < 6; ++i)
+ pipe->winsys->buffer_unmap(pipe->winsys, context->states.mc.vertex_bufs[i].buffer);
+
+ /* Create our constant buffer */
+ context->states.mc.vs_const_buf.size = sizeof(struct VL_MC_VS_CONSTS);
+ context->states.mc.vs_const_buf.buffer = pipe->winsys->buffer_create
+ (
+ pipe->winsys,
+ 1,
+ PIPE_BUFFER_USAGE_CONSTANT,
+ context->states.mc.vs_const_buf.size
+ );
+
+ context->states.mc.fs_const_buf.size = sizeof(struct VL_MC_FS_CONSTS);
+ context->states.mc.fs_const_buf.buffer = pipe->winsys->buffer_create
+ (
+ pipe->winsys,
+ 1,
+ PIPE_BUFFER_USAGE_CONSTANT,
+ context->states.mc.fs_const_buf.size
+ );
+
+ memcpy
+ (
+ pipe->winsys->buffer_map(pipe->winsys, context->states.mc.fs_const_buf.buffer, PIPE_BUFFER_USAGE_CPU_WRITE),
+ &vl_mc_fs_consts,
+ sizeof(struct VL_MC_FS_CONSTS)
+ );
+
+ pipe->winsys->buffer_unmap(pipe->winsys, context->states.mc.fs_const_buf.buffer);
+
+ return 0;
+}
+
+static int vlInitMC(struct VL_CONTEXT *context)
+{
+ struct pipe_context *pipe;
+ struct pipe_sampler_state sampler;
+ struct pipe_texture template;
+ unsigned int filters[5];
+ unsigned int i;
+
+ assert(context);
+
+ pipe = context->pipe;
+
+ context->states.mc.viewport.scale[0] = context->video_width;
+ context->states.mc.viewport.scale[1] = context->video_height;
+ context->states.mc.viewport.scale[2] = 1;
+ context->states.mc.viewport.scale[3] = 1;
+ context->states.mc.viewport.translate[0] = 0;
+ context->states.mc.viewport.translate[1] = 0;
+ context->states.mc.viewport.translate[2] = 0;
+ context->states.mc.viewport.translate[3] = 0;
+
+ context->states.mc.render_target.width = context->video_width;
+ context->states.mc.render_target.height = context->video_height;
+ context->states.mc.render_target.num_cbufs = 1;
+ /* FB for MC stage is a VL_SURFACE, set in vlSetRenderSurface() */
+ /*context->states.mc.render_target.cbufs[0] = ;*/
+ context->states.mc.render_target.zsbuf = NULL;
+
+ filters[0] = PIPE_TEX_FILTER_NEAREST;
+ filters[1] = context->video_format == VL_FORMAT_YCBCR_444 ? PIPE_TEX_FILTER_NEAREST : PIPE_TEX_FILTER_LINEAR;
+ filters[2] = context->video_format == VL_FORMAT_YCBCR_444 ? PIPE_TEX_FILTER_NEAREST : PIPE_TEX_FILTER_LINEAR;
+ filters[3] = PIPE_TEX_FILTER_NEAREST;
+ filters[4] = PIPE_TEX_FILTER_NEAREST;
+
+ for (i = 0; i < 5; ++i)
+ {
+ sampler.wrap_s = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
+ sampler.wrap_t = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
+ sampler.wrap_r = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
+ sampler.min_img_filter = filters[i];
+ sampler.min_mip_filter = PIPE_TEX_MIPFILTER_NONE;
+ sampler.mag_img_filter = filters[i];
+ sampler.compare_mode = PIPE_TEX_COMPARE_NONE;
+ sampler.compare_func = PIPE_FUNC_ALWAYS;
+ sampler.normalized_coords = 1;
+ /*sampler.prefilter = ;*/
+ /*sampler.shadow_ambient = ;*/
+ /*sampler.lod_bias = ;*/
+ /*sampler.min_lod = ;*/
+ /*sampler.max_lod = ;*/
+ /*sampler.border_color[i] = ;*/
+ /*sampler.max_anisotropy = ;*/
+ context->states.mc.samplers[i] = pipe->create_sampler_state(pipe, &sampler);
+ }
+
+ memset(&template, 0, sizeof(struct pipe_texture));
+ template.target = PIPE_TEXTURE_2D;
+ template.format = PIPE_FORMAT_A8L8_UNORM;
+ template.last_level = 0;
+ template.width[0] = 8;
+ template.height[0] = 8 * 4;
+ template.depth[0] = 1;
+ template.compressed = 0;
+ template.cpp = 2;
+ context->states.mc.textures[0] = pipe->screen->texture_create(pipe->screen, &template);
+
+ if (context->video_format == VL_FORMAT_YCBCR_420)
+ template.height[0] = 8;
+ else if (context->video_format == VL_FORMAT_YCBCR_422)
+ template.height[0] = 8 * 2;
+ else if (context->video_format == VL_FORMAT_YCBCR_444)
+ template.height[0] = 8 * 4;
+ else
+ assert(0);
+
+ context->states.mc.textures[1] = pipe->screen->texture_create(pipe->screen, &template);
+ context->states.mc.textures[2] = pipe->screen->texture_create(pipe->screen, &template);
+
+ /* textures[3] & textures[4] are assigned from VL_SURFACEs for P and B macroblocks at render time */
+
+ vlCreateVertexShaderIMC(context);
+ vlCreateFragmentShaderIMC(context);
+ vlCreateVertexShaderPMC(context);
+ vlCreateFragmentShaderPMC(context);
+ vlCreateVertexShaderBMC(context);
+ vlCreateFragmentShaderBMC(context);
+ vlCreateDataBufsMC(context);
+
+ return 0;
+}
+
+static int vlDestroyMC(struct VL_CONTEXT *context)
+{
+ unsigned int i;
+
+ assert(context);
+
+ for (i = 0; i < 5; ++i)
+ {
+ context->pipe->delete_sampler_state(context->pipe, context->states.mc.samplers[i]);
+ context->pipe->winsys->buffer_destroy(context->pipe->winsys, context->states.mc.vertex_bufs[i].buffer);
+ }
+
+ context->pipe->winsys->buffer_destroy(context->pipe->winsys, context->states.mc.vertex_bufs[5].buffer);
+
+ /* Textures 3 & 4 are not created directly, no need to release them here */
+ for (i = 0; i < 3; ++i)
+ pipe_texture_release(&context->states.mc.textures[i]);
+
+ context->pipe->delete_vs_state(context->pipe, context->states.mc.i_vs);
+ context->pipe->delete_fs_state(context->pipe, context->states.mc.i_fs);
+ context->pipe->delete_vs_state(context->pipe, context->states.mc.p_vs);
+ context->pipe->delete_fs_state(context->pipe, context->states.mc.p_fs);
+ context->pipe->delete_vs_state(context->pipe, context->states.mc.b_vs);
+ context->pipe->delete_fs_state(context->pipe, context->states.mc.b_fs);
+
+ context->pipe->winsys->buffer_destroy(context->pipe->winsys, context->states.mc.vs_const_buf.buffer);
+ context->pipe->winsys->buffer_destroy(context->pipe->winsys, context->states.mc.fs_const_buf.buffer);
+
+ return 0;
+}
+
+static int vlCreateVertexShaderCSC(struct VL_CONTEXT *context)
+{
+ const unsigned int max_tokens = 50;
+ const unsigned int num_attribs = 2;
+ const unsigned int semantic_names[2] = {TGSI_SEMANTIC_POSITION, TGSI_SEMANTIC_GENERIC};
+ const unsigned int semantic_indexes[2] = {0, 1};
+ const unsigned int proc_type = TGSI_PROCESSOR_VERTEX;
+
+ struct pipe_context *pipe;
+ struct pipe_shader_state vs;
+ struct tgsi_token *tokens;
+ struct tgsi_header *header;
+ struct tgsi_processor *processor;
+
+ struct tgsi_full_declaration decl;
+ struct tgsi_full_instruction inst;
+
+ unsigned int ti;
+ unsigned int i;
+
+ assert(context);
+
+ pipe = context->pipe;
+
+ tokens = (struct tgsi_token*)malloc(max_tokens * sizeof(struct tgsi_token));
+
+ /* Version */
+ *(struct tgsi_version*)&tokens[0] = tgsi_build_version();
+
+ /* Header */
+ header = (struct tgsi_header*)&tokens[1];
+ *header = tgsi_build_header();
+
+ /* Processor */
+ processor = (struct tgsi_processor*)&tokens[2];
+ *processor = tgsi_build_processor(proc_type, header);
+
+ ti = 3;
+
+ /* Declare inputs (pos, texcoords) */
+ for (i = 0; i < num_attribs; i++)
+ {
+ decl = tgsi_default_full_declaration();
+ decl.Declaration.File = TGSI_FILE_INPUT;
+
+ decl.Declaration.Semantic = 1;
+ decl.Semantic.SemanticName = semantic_names[i];
+ decl.Semantic.SemanticIndex = semantic_indexes[i];
+
+ decl.u.DeclarationRange.First = i;
+ decl.u.DeclarationRange.Last = i;
+ ti += tgsi_build_full_declaration
+ (
+ &decl,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+ }
+
+ /* Declare outputs (pos, texcoords) */
+ for (i = 0; i < num_attribs; i++)
+ {
+ decl = tgsi_default_full_declaration();
+ decl.Declaration.File = TGSI_FILE_OUTPUT;
+ decl.Declaration.Semantic = 1;
+ decl.Semantic.SemanticName = semantic_names[i];
+ decl.Semantic.SemanticIndex = semantic_indexes[i];
+ decl.u.DeclarationRange.First = i;
+ decl.u.DeclarationRange.Last = i;
+ ti += tgsi_build_full_declaration
+ (
+ &decl,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+ }
+
+ /* MOV instructions */
+ /* mov o0, i0
+ mov o1, i1 */
+ for (i = 0; i < num_attribs; i++)
+ {
+ inst = tgsi_default_full_instruction();
+ inst.Instruction.Opcode = TGSI_OPCODE_MOV;
+ inst.Instruction.NumDstRegs = 1;
+ inst.FullDstRegisters[0].DstRegister.File = TGSI_FILE_OUTPUT;
+ inst.FullDstRegisters[0].DstRegister.Index = i;
+ inst.Instruction.NumSrcRegs = 1;
+ inst.FullSrcRegisters[0].SrcRegister.File = TGSI_FILE_INPUT;
+ inst.FullSrcRegisters[0].SrcRegister.Index = i;
+ ti += tgsi_build_full_instruction
+ (
+ &inst,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+ }
+
+ /* END instruction */
+ inst = tgsi_default_full_instruction();
+ inst.Instruction.Opcode = TGSI_OPCODE_END;
+ inst.Instruction.NumDstRegs = 0;
+ inst.Instruction.NumSrcRegs = 0;
+ ti += tgsi_build_full_instruction
+ (
+ &inst,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+
+ vs.tokens = tokens;
+
+ context->states.csc.vertex_shader = pipe->create_vs_state(pipe, &vs);
+
+ return 0;
+}
+
+static int vlCreateFragmentShaderCSC(struct VL_CONTEXT *context)
+{
+ const unsigned int max_tokens = 50;
+ const unsigned int proc_type = TGSI_PROCESSOR_FRAGMENT;
+
+ struct pipe_context *pipe;
+ struct pipe_shader_state fs;
+ struct tgsi_token *tokens;
+ struct tgsi_header *header;
+ struct tgsi_processor *processor;
+
+ struct tgsi_full_declaration decl;
+ struct tgsi_full_instruction inst;
+
+ unsigned int ti;
+ unsigned int i;
+
+ assert(context);
+
+ pipe = context->pipe;
+
+ tokens = (struct tgsi_token*)malloc(max_tokens * sizeof(struct tgsi_token));
+
+ /* Version */
+ *(struct tgsi_version*)&tokens[0] = tgsi_build_version();
+
+ /* Header */
+ header = (struct tgsi_header*)&tokens[1];
+ *header = tgsi_build_header();
+
+ /* Processor */
+ processor = (struct tgsi_processor*)&tokens[2];
+ *processor = tgsi_build_processor(proc_type, header);
+
+ ti = 3;
+
+ /* Declare TEX[0] input */
+ decl = tgsi_default_full_declaration();
+ decl.Declaration.File = TGSI_FILE_INPUT;
+ decl.Declaration.Semantic = 1;
+ decl.Semantic.SemanticName = TGSI_SEMANTIC_GENERIC;
+ decl.Semantic.SemanticIndex = 1;
+ decl.Declaration.Interpolate = 1;
+ decl.Interpolation.Interpolate = TGSI_INTERPOLATE_LINEAR;
+ decl.u.DeclarationRange.First = 0;
+ decl.u.DeclarationRange.Last = 0;
+ ti += tgsi_build_full_declaration
+ (
+ &decl,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+
+ /* Declare constant input */
+ /* Constants include bias vector, 4x4 csc matrix, total 5 vectors */
+ decl = tgsi_default_full_declaration();
+ decl.Declaration.File = TGSI_FILE_CONSTANT;
+ decl.Declaration.Semantic = 1;
+ decl.Semantic.SemanticName = TGSI_SEMANTIC_GENERIC;
+ decl.Semantic.SemanticIndex = 0;
+ decl.u.DeclarationRange.First = 0;
+ decl.u.DeclarationRange.Last = 4;
+ ti += tgsi_build_full_declaration
+ (
+ &decl,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+
+ /* Declare output */
+ decl = tgsi_default_full_declaration();
+ decl.Declaration.File = TGSI_FILE_OUTPUT;
+ decl.Declaration.Semantic = 1;
+ decl.Semantic.SemanticName = TGSI_SEMANTIC_COLOR;
+ decl.Semantic.SemanticIndex = 0;
+ decl.u.DeclarationRange.First = 0;
+ decl.u.DeclarationRange.Last = 0;
+ ti += tgsi_build_full_declaration
+ (
+ &decl,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+
+ /* Declare sampler */
+ decl = tgsi_default_full_declaration();
+ decl.Declaration.File = TGSI_FILE_SAMPLER;
+ decl.u.DeclarationRange.First = 0;
+ decl.u.DeclarationRange.Last = 0;
+ ti += tgsi_build_full_declaration
+ (
+ &decl,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+
+ /* TEX instruction */
+ /* tex2d t0, i0, s0 */
+ inst = tgsi_default_full_instruction();
+ inst.Instruction.Opcode = TGSI_OPCODE_TEX;
+ inst.Instruction.NumDstRegs = 1;
+ inst.FullDstRegisters[0].DstRegister.File = TGSI_FILE_TEMPORARY;
+ inst.FullDstRegisters[0].DstRegister.Index = 0;
+ inst.Instruction.NumSrcRegs = 2;
+ inst.InstructionExtTexture.Texture = TGSI_TEXTURE_2D;
+ inst.FullSrcRegisters[0].SrcRegister.File = TGSI_FILE_INPUT;
+ inst.FullSrcRegisters[0].SrcRegister.Index = 0;
+ inst.FullSrcRegisters[1].SrcRegister.File = TGSI_FILE_SAMPLER;
+ inst.FullSrcRegisters[1].SrcRegister.Index = 0;
+ ti += tgsi_build_full_instruction
+ (
+ &inst,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+
+ /* SUB instruction */
+ /* sub t0, t0, c0 */
+ inst = tgsi_default_full_instruction();
+ inst.Instruction.Opcode = TGSI_OPCODE_SUB;
+ inst.Instruction.NumDstRegs = 1;
+ inst.FullDstRegisters[0].DstRegister.File = TGSI_FILE_TEMPORARY;
+ inst.FullDstRegisters[0].DstRegister.Index = 0;
+ inst.Instruction.NumSrcRegs = 2;
+ inst.FullSrcRegisters[0].SrcRegister.File = TGSI_FILE_TEMPORARY;
+ inst.FullSrcRegisters[0].SrcRegister.Index = 0;
+ inst.FullSrcRegisters[1].SrcRegister.File = TGSI_FILE_CONSTANT;
+ inst.FullSrcRegisters[1].SrcRegister.Index = 0;
+ ti += tgsi_build_full_instruction
+ (
+ &inst,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+
+ /* DP4 instruction */
+ /* dp4 o0.x, t0, c1
+ dp4 o0.y, t0, c2
+ dp4 o0.z, t0, c3
+ dp4 o0.w, t0, c4 */
+ for (i = 0; i < 4; ++i)
+ {
+ inst = tgsi_default_full_instruction();
+ inst.Instruction.Opcode = TGSI_OPCODE_DP4;
+ inst.Instruction.NumDstRegs = 1;
+ inst.FullDstRegisters[0].DstRegister.File = TGSI_FILE_OUTPUT;
+ inst.FullDstRegisters[0].DstRegister.Index = 0;
+ inst.FullDstRegisters[0].DstRegister.WriteMask = TGSI_WRITEMASK_X << i;
+ inst.Instruction.NumSrcRegs = 2;
+ inst.FullSrcRegisters[0].SrcRegister.File = TGSI_FILE_TEMPORARY;
+ inst.FullSrcRegisters[0].SrcRegister.Index = 0;
+ inst.FullSrcRegisters[1].SrcRegister.File = TGSI_FILE_CONSTANT;
+ inst.FullSrcRegisters[1].SrcRegister.Index = i + 1;
+ ti += tgsi_build_full_instruction
+ (
+ &inst,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+ }
+
+ /* END instruction */
+ inst = tgsi_default_full_instruction();
+ inst.Instruction.Opcode = TGSI_OPCODE_END;
+ inst.Instruction.NumDstRegs = 0;
+ inst.Instruction.NumSrcRegs = 0;
+ ti += tgsi_build_full_instruction
+ (
+ &inst,
+ &tokens[ti],
+ header,
+ max_tokens - ti
+ );
+
+ fs.tokens = tokens;
+
+ context->states.csc.fragment_shader = pipe->create_fs_state(pipe, &fs);
+
+ return 0;
+}
+
+static int vlCreateDataBufsCSC(struct VL_CONTEXT *context)
+{
+ struct pipe_context *pipe;
+
+ assert(context);
+
+ pipe = context->pipe;
+
+ /*
+ Create our vertex buffer and vertex buffer element
+ VB contains 4 vertices that render a quad covering the entire window
+ to display a rendered surface
+ Quad is rendered as a tri strip
+ */
+ context->states.csc.vertex_bufs[0].pitch = sizeof(struct VL_VERTEX2F);
+ context->states.csc.vertex_bufs[0].max_index = 3;
+ context->states.csc.vertex_bufs[0].buffer_offset = 0;
+ context->states.csc.vertex_bufs[0].buffer = pipe->winsys->buffer_create
+ (
+ pipe->winsys,
+ 1,
+ PIPE_BUFFER_USAGE_VERTEX,
+ sizeof(struct VL_VERTEX2F) * 4
+ );
+
+ memcpy
+ (
+ pipe->winsys->buffer_map(pipe->winsys, context->states.csc.vertex_bufs[0].buffer, PIPE_BUFFER_USAGE_CPU_WRITE),
+ vl_surface_vertex_positions,
+ sizeof(struct VL_VERTEX2F) * 4
+ );
+
+ pipe->winsys->buffer_unmap(pipe->winsys, context->states.csc.vertex_bufs[0].buffer);
+
+ context->states.csc.vertex_buf_elems[0].src_offset = 0;
+ context->states.csc.vertex_buf_elems[0].vertex_buffer_index = 0;
+ context->states.csc.vertex_buf_elems[0].nr_components = 2;
+ context->states.csc.vertex_buf_elems[0].src_format = PIPE_FORMAT_R32G32_FLOAT;
+
+ /*
+ Create our texcoord buffer and texcoord buffer element
+ Texcoord buffer contains the TCs for mapping the rendered surface to the 4 vertices
+ */
+ context->states.csc.vertex_bufs[1].pitch = sizeof(struct VL_TEXCOORD2F);
+ context->states.csc.vertex_bufs[1].max_index = 3;
+ context->states.csc.vertex_bufs[1].buffer_offset = 0;
+ context->states.csc.vertex_bufs[1].buffer = pipe->winsys->buffer_create
+ (
+ pipe->winsys,
+ 1,
+ PIPE_BUFFER_USAGE_VERTEX,
+ sizeof(struct VL_TEXCOORD2F) * 4
+ );
+
+ memcpy
+ (
+ pipe->winsys->buffer_map(pipe->winsys, context->states.csc.vertex_bufs[1].buffer, PIPE_BUFFER_USAGE_CPU_WRITE),
+ vl_surface_texcoords,
+ sizeof(struct VL_TEXCOORD2F) * 4
+ );
+
+ pipe->winsys->buffer_unmap(pipe->winsys, context->states.csc.vertex_bufs[1].buffer);
+
+ context->states.csc.vertex_buf_elems[1].src_offset = 0;
+ context->states.csc.vertex_buf_elems[1].vertex_buffer_index = 1;
+ context->states.csc.vertex_buf_elems[1].nr_components = 2;
+ context->states.csc.vertex_buf_elems[1].src_format = PIPE_FORMAT_R32G32_FLOAT;
+
+ /*
+ Create our fragment shader's constant buffer
+ Const buffer contains the color conversion matrix and bias vectors
+ */
+ context->states.csc.fs_const_buf.size = sizeof(struct VL_CSC_FS_CONSTS);
+ context->states.csc.fs_const_buf.buffer = pipe->winsys->buffer_create
+ (
+ pipe->winsys,
+ 1,
+ PIPE_BUFFER_USAGE_CONSTANT,
+ context->states.csc.fs_const_buf.size
+ );
+
+ /*
+ TODO: Refactor this into a seperate function,
+ allow changing the csc matrix at runtime to switch between regular & full versions
+ */
+ memcpy
+ (
+ pipe->winsys->buffer_map(pipe->winsys, context->states.csc.fs_const_buf.buffer, PIPE_BUFFER_USAGE_CPU_WRITE),
+ &vl_csc_fs_consts_601,
+ sizeof(struct VL_CSC_FS_CONSTS)
+ );
+
+ pipe->winsys->buffer_unmap(pipe->winsys, context->states.csc.fs_const_buf.buffer);
+
+ return 0;
+}
+
+static int vlInitCSC(struct VL_CONTEXT *context)
+{
+ struct pipe_context *pipe;
+ struct pipe_sampler_state sampler;
+
+ assert(context);
+
+ pipe = context->pipe;
+
+ /* Delay creating the FB until vlPutSurface() so we know window size */
+ context->states.csc.framebuffer.num_cbufs = 1;
+ context->states.csc.framebuffer.cbufs[0] = NULL;
+ context->states.csc.framebuffer.zsbuf = NULL;
+
+ sampler.wrap_s = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
+ sampler.wrap_t = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
+ sampler.wrap_r = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
+ sampler.min_img_filter = PIPE_TEX_FILTER_LINEAR;
+ sampler.min_mip_filter = PIPE_TEX_MIPFILTER_NONE;
+ sampler.mag_img_filter = PIPE_TEX_FILTER_LINEAR;
+ sampler.compare_mode = PIPE_TEX_COMPARE_NONE;
+ sampler.compare_func = PIPE_FUNC_ALWAYS;
+ sampler.normalized_coords = 1;
+ /*sampler.prefilter = ;*/
+ /*sampler.shadow_ambient = ;*/
+ /*sampler.lod_bias = ;*/
+ /*sampler.min_lod = ;*/
+ /*sampler.max_lod = ;*/
+ /*sampler.border_color[i] = ;*/
+ /*sampler.max_anisotropy = ;*/
+ context->states.csc.sampler = pipe->create_sampler_state(pipe, &sampler);
+
+ vlCreateVertexShaderCSC(context);
+ vlCreateFragmentShaderCSC(context);
+ vlCreateDataBufsCSC(context);
+
+ return 0;
+}
+
+static int vlDestroyCSC(struct VL_CONTEXT *context)
+{
+ assert(context);
+
+ /*
+ Since we create the final FB when we display our first surface,
+ it may not be created if vlPutSurface() is never called
+ */
+ if (context->states.csc.framebuffer.cbufs[0])
+ context->pipe->winsys->surface_release(context->pipe->winsys, &context->states.csc.framebuffer.cbufs[0]);
+ context->pipe->delete_sampler_state(context->pipe, context->states.csc.sampler);
+ context->pipe->delete_vs_state(context->pipe, context->states.csc.vertex_shader);
+ context->pipe->delete_fs_state(context->pipe, context->states.csc.fragment_shader);
+ context->pipe->winsys->buffer_destroy(context->pipe->winsys, context->states.csc.vertex_bufs[0].buffer);
+ context->pipe->winsys->buffer_destroy(context->pipe->winsys, context->states.csc.vertex_bufs[1].buffer);
+ context->pipe->winsys->buffer_destroy(context->pipe->winsys, context->states.csc.fs_const_buf.buffer);
+
+ return 0;
+}
+
+static int vlInitCommon(struct VL_CONTEXT *context)
+{
+ struct pipe_context *pipe;
+ struct pipe_rasterizer_state rast;
+ struct pipe_blend_state blend;
+ struct pipe_depth_stencil_alpha_state dsa;
+ unsigned int i;
+
+ assert(context);
+
+ pipe = context->pipe;
+
+ rast.flatshade = 1;
+ rast.light_twoside = 0;
+ rast.front_winding = PIPE_WINDING_CCW;
+ rast.cull_mode = PIPE_WINDING_CW;
+ rast.fill_cw = PIPE_POLYGON_MODE_FILL;
+ rast.fill_ccw = PIPE_POLYGON_MODE_FILL;
+ rast.offset_cw = 0;
+ rast.offset_ccw = 0;
+ rast.scissor = 0;
+ rast.poly_smooth = 0;
+ rast.point_sprite = 0;
+ rast.point_size_per_vertex = 0;
+ rast.multisample = 0;
+ rast.line_smooth = 0;
+ rast.line_stipple_enable = 0;
+ rast.line_stipple_factor = 0;
+ rast.line_stipple_pattern = 0;
+ rast.line_last_pixel = 0;
+ /* Don't need clipping, but viewport mapping done here */
+ rast.bypass_clipping = 0;
+ rast.bypass_vs = 0;
+ rast.origin_lower_left = 0;
+ rast.line_width = 1;
+ rast.point_size = 1;
+ rast.offset_units = 1;
+ rast.offset_scale = 1;
+ /*rast.sprite_coord_mode[i] = ;*/
+ context->states.common.raster = pipe->create_rasterizer_state(pipe, &rast);
+ pipe->bind_rasterizer_state(pipe, context->states.common.raster);
+
+ blend.blend_enable = 0;
+ blend.rgb_func = PIPE_BLEND_ADD;
+ blend.rgb_src_factor = PIPE_BLENDFACTOR_ONE;
+ blend.rgb_dst_factor = PIPE_BLENDFACTOR_ONE;
+ blend.alpha_func = PIPE_BLEND_ADD;
+ blend.alpha_src_factor = PIPE_BLENDFACTOR_ONE;
+ blend.alpha_dst_factor = PIPE_BLENDFACTOR_ONE;
+ blend.logicop_enable = 0;
+ blend.logicop_func = PIPE_LOGICOP_CLEAR;
+ /* Needed to allow color writes to FB, even if blending disabled */
+ blend.colormask = PIPE_MASK_RGBA;
+ blend.dither = 0;
+ context->states.common.blend = pipe->create_blend_state(pipe, &blend);
+ pipe->bind_blend_state(pipe, context->states.common.blend);
+
+ dsa.depth.enabled = 0;
+ dsa.depth.writemask = 0;
+ dsa.depth.func = PIPE_FUNC_ALWAYS;
+ dsa.depth.occlusion_count = 0;
+ for (i = 0; i < 2; ++i)
+ {
+ dsa.stencil[i].enabled = 0;
+ dsa.stencil[i].func = PIPE_FUNC_ALWAYS;
+ dsa.stencil[i].fail_op = PIPE_STENCIL_OP_KEEP;
+ dsa.stencil[i].zpass_op = PIPE_STENCIL_OP_KEEP;
+ dsa.stencil[i].zfail_op = PIPE_STENCIL_OP_KEEP;
+ dsa.stencil[i].ref_value = 0;
+ dsa.stencil[i].value_mask = 0;
+ dsa.stencil[i].write_mask = 0;
+ }
+ dsa.alpha.enabled = 0;
+ dsa.alpha.func = PIPE_FUNC_ALWAYS;
+ dsa.alpha.ref = 0;
+ context->states.common.dsa = pipe->create_depth_stencil_alpha_state(pipe, &dsa);
+ pipe->bind_depth_stencil_alpha_state(pipe, context->states.common.dsa);
+
+ return 0;
+}
+
+static int vlDestroyCommon(struct VL_CONTEXT *context)
+{
+ assert(context);
+
+ context->pipe->delete_blend_state(context->pipe, context->states.common.blend);
+ context->pipe->delete_rasterizer_state(context->pipe, context->states.common.raster);
+ context->pipe->delete_depth_stencil_alpha_state(context->pipe, context->states.common.dsa);
+
+ return 0;
+}
+
+static int vlInit(struct VL_CONTEXT *context)
+{
+ assert(context);
+
+ vlInitCommon(context);
+ vlInitCSC(context);
+ vlInitMC(context);
+ vlInitIDCT(context);
+
+ return 0;
+}
+
+static int vlDestroy(struct VL_CONTEXT *context)
+{
+ assert(context);
+
+ /* Must unbind shaders before we can delete them for some reason */
+ context->pipe->bind_vs_state(context->pipe, NULL);
+ context->pipe->bind_fs_state(context->pipe, NULL);
+
+ vlDestroyCommon(context);
+ vlDestroyCSC(context);
+ vlDestroyMC(context);
+ vlDestroyIDCT(context);
+
+ return 0;
+}
+
+int vlCreateContext
+(
+ Display *display,
+ struct pipe_context *pipe,
+ unsigned int video_width,
+ unsigned int video_height,
+ enum VL_FORMAT video_format,
+ struct VL_CONTEXT **context
+)
+{
+ struct VL_CONTEXT *ctx;
+
+ assert(display);
+ assert(pipe);
+ assert(context);
+
+ ctx = calloc(1, sizeof(struct VL_CONTEXT));
+
+ ctx->display = display;
+ ctx->pipe = pipe;
+ ctx->video_width = video_width;
+ ctx->video_height = video_height;
+ ctx->video_format = video_format;
+
+ vlInit(ctx);
+
+ /* Since we only change states in vlPutSurface() we need to start in render mode */
+ vlBeginRender(ctx);
+
+ *context = ctx;
+
+ return 0;
+}
+
+int vlDestroyContext(struct VL_CONTEXT *context)
+{
+ assert(context);
+
+ vlDestroy(context);
+
+ free(context);
+
+ return 0;
+}
+
+int vlBeginRender(struct VL_CONTEXT *context)
+{
+ struct pipe_context *pipe;
+
+ assert(context);
+
+ pipe = context->pipe;
+
+ /* Frame buffer set in vlRender*Macroblock() */
+ /* Shaders, samplers, textures, VBs, VB elements set in vlRender*Macroblock() */
+ pipe->set_viewport_state(pipe, &context->states.mc.viewport);
+ pipe->set_constant_buffer(pipe, PIPE_SHADER_VERTEX, 0, &context->states.mc.vs_const_buf);
+ pipe->set_constant_buffer(pipe, PIPE_SHADER_FRAGMENT, 0, &context->states.mc.fs_const_buf);
+
+ return 0;
+}
+
+int vlEndRender(struct VL_CONTEXT *context)
+{
+ struct pipe_context *pipe;
+
+ assert(context);
+
+ pipe = context->pipe;
+
+ pipe->set_framebuffer_state(pipe, &context->states.csc.framebuffer);
+ pipe->set_viewport_state(pipe, &context->states.csc.viewport);
+ pipe->bind_sampler_states(pipe, 1, (void**)&context->states.csc.sampler);
+ /* Source texture set in vlPutSurface() */
+ pipe->bind_vs_state(pipe, context->states.csc.vertex_shader);
+ pipe->bind_fs_state(pipe, context->states.csc.fragment_shader);
+ pipe->set_vertex_buffers(pipe, 2, context->states.csc.vertex_bufs);
+ pipe->set_vertex_elements(pipe, 2, context->states.csc.vertex_buf_elems);
+ pipe->set_constant_buffer(pipe, PIPE_SHADER_FRAGMENT, 0, &context->states.csc.fs_const_buf);
+
+ return 0;
+}
+
--- /dev/null
+#ifndef vl_context_h
+#define vl_context_h
+
+#include <X11/Xlib.h>
+#include <pipe/p_state.h>
+#include "vl_types.h"
+
+struct pipe_context;
+
+struct VL_CONTEXT
+{
+ Display *display;
+ struct pipe_context *pipe;
+ unsigned int video_width;
+ unsigned int video_height;
+ enum VL_FORMAT video_format;
+
+ struct
+ {
+ struct
+ {
+ struct pipe_rasterizer_state *raster;
+ struct pipe_depth_stencil_alpha_state *dsa;
+ struct pipe_blend_state *blend;
+ } common;
+
+ struct
+ {
+ } idct;
+
+ struct
+ {
+ struct pipe_viewport_state viewport;
+ struct pipe_framebuffer_state render_target;
+ struct pipe_sampler_state *samplers[5];
+ struct pipe_texture *textures[5];
+ struct pipe_shader_state *i_vs, *p_vs, *b_vs;
+ struct pipe_shader_state *i_fs, *p_fs, *b_fs;
+ struct pipe_vertex_buffer vertex_bufs[6];
+ struct pipe_vertex_element vertex_buf_elems[6];
+ struct pipe_constant_buffer vs_const_buf, fs_const_buf;
+ } mc;
+
+ struct
+ {
+ struct pipe_viewport_state viewport;
+ struct pipe_framebuffer_state framebuffer;
+ struct pipe_sampler_state *sampler;
+ struct pipe_shader_state *vertex_shader, *fragment_shader;
+ struct pipe_vertex_buffer vertex_bufs[2];
+ struct pipe_vertex_element vertex_buf_elems[2];
+ struct pipe_constant_buffer fs_const_buf;
+ } csc;
+ } states;
+};
+
+int vlCreateContext
+(
+ Display *display,
+ struct pipe_context *pipe,
+ unsigned int video_width,
+ unsigned int video_height,
+ enum VL_FORMAT video_format,
+ struct VL_CONTEXT **context
+);
+
+int vlDestroyContext(struct VL_CONTEXT *context);
+
+int vlBeginRender(struct VL_CONTEXT *context);
+int vlEndRender(struct VL_CONTEXT *context);
+
+#endif
+
--- /dev/null
+#include "vl_data.h"
+
+/*
+ * Represents 8 triangles (4 quads, 1 per block) in noormalized coords
+ * that render a macroblock.
+ * Need to be scaled to cover mbW*mbH macroblock pixels and translated into
+ * position on target surface.
+ */
+const struct VL_VERTEX2F vl_mb_vertex_positions[24] =
+{
+ {0.0f, 0.0f}, {0.0f, 0.5f}, {0.5f, 0.0f},
+ {0.5f, 0.0f}, {0.0f, 0.5f}, {0.5f, 0.5f},
+
+ {0.5f, 0.0f}, {0.5f, 0.5f}, {1.0f, 0.0f},
+ {1.0f, 0.0f}, {0.5f, 0.5f}, {1.0f, 0.5f},
+
+ {0.0f, 0.5f}, {0.0f, 1.0f}, {0.5f, 0.5f},
+ {0.5f, 0.5f}, {0.0f, 1.0f}, {0.5f, 1.0f},
+
+ {0.5f, 0.5f}, {0.5f, 1.0f}, {1.0f, 0.5f},
+ {1.0f, 0.5f}, {0.5f, 1.0f}, {1.0f, 1.0f}
+};
+
+/*
+ * Represents texcoords for the above for rendering 4 luma blocks arranged
+ * in a bW*(bH*4) texture. First luma block located at 0,0->bW,bH; second at
+ * 0,bH->bW,2bH; third at 0,2bH->bW,3bH; fourth at 0,3bH->bW,4bH.
+ */
+const struct VL_TEXCOORD2F vl_luma_texcoords[24] =
+{
+ {0.0f, 0.0f}, {0.0f, 0.25f}, {1.0f, 0.0f},
+ {1.0f, 0.0f}, {0.0f, 0.25f}, {1.0f, 0.25f},
+
+ {0.0f, 0.25f}, {0.0f, 0.5f}, {1.0f, 0.25f},
+ {1.0f, 0.25f}, {0.0f, 0.5f}, {1.0f, 0.5f},
+
+ {0.0f, 0.5f}, {0.0f, 0.75f}, {1.0f, 0.5f},
+ {1.0f, 0.5f}, {0.0f, 0.75f}, {1.0f, 0.75f},
+
+ {0.0f, 0.75f}, {0.0f, 1.0f}, {1.0f, 0.75f},
+ {1.0f, 0.75f}, {0.0f, 1.0f}, {1.0f, 1.0f}
+};
+
+/*
+ * Represents texcoords for the above for rendering 1 chroma block.
+ * Straight forward 0,0->1,1 mapping so we can reuse the MB pos vectors.
+ */
+const struct VL_TEXCOORD2F *vl_chroma_420_texcoords = (const struct VL_TEXCOORD2F*)vl_mb_vertex_positions;
+
+/*
+ * Represents texcoords for the above for rendering 2 chroma blocks arranged
+ * in a bW*(bH*2) texture. First chroma block located at 0,0->bW,bH; second at
+ * 0,bH->bW,2bH. We can render this with 0,0->1,1 mapping.
+ * Straight forward 0,0->1,1 mapping so we can reuse MB pos vectors.
+ */
+const struct VL_TEXCOORD2F *vl_chroma_422_texcoords = (const struct VL_TEXCOORD2F*)vl_mb_vertex_positions;
+
+/*
+ * Represents texcoords for the above for rendering 4 chroma blocks.
+ * Same case as 4 luma blocks.
+ */
+const struct VL_TEXCOORD2F *vl_chroma_444_texcoords = vl_luma_texcoords;
+
+/*
+ * Represents texcoords for the above for rendering a predicted macroblock.
+ * Straight forward 0,0->1,1 mapping so we can reuse MB pos vectors.
+ * Texcoords need to be translated to cover source macroblock on the
+ * past/future surface.
+ */
+ const struct VL_TEXCOORD2F *vl_ref_surface_texcoords = (const struct VL_TEXCOORD2F*)vl_mb_vertex_positions;
+
+/*
+ * Represents 2 triangles in a strip in normalized coords.
+ * Used to render the surface onto the frame buffer.
+ */
+const struct VL_VERTEX2F vl_surface_vertex_positions[4] =
+{
+ {0.0f, 0.0f},
+ {0.0f, 1.0f},
+ {1.0f, 0.0f},
+ {1.0f, 1.0f}
+};
+
+/*
+ * Represents texcoords for the above. We can use the position values directly.
+ */
+const struct VL_TEXCOORD2F *vl_surface_texcoords = (const struct VL_TEXCOORD2F*)vl_surface_vertex_positions;
+
+/*
+ * Used when rendering P and B macroblocks, multiplier is applied to the A channel,
+ * which is then added to the L channel, then the bias is subtracted from that to
+ * get back the differential. The differential is then added to the samples from the
+ * reference surface(s).
+ */
+const struct VL_MC_FS_CONSTS vl_mc_fs_consts =
+{
+ {256.0f, 256.0f, 256.0f, 0.0f},
+ {256.0f / 255.0f, 256.0f / 255.0f, 256.0f / 255.0f, 0.0f}
+};
+
+/*
+ * Identity color conversion constants, for debugging
+ */
+const struct VL_CSC_FS_CONSTS vl_csc_fs_consts_identity =
+{
+ {
+ 0.0f, 0.0f, 0.0f, 0.0f
+ },
+ {
+ 1.0f, 0.0f, 0.0f, 0.0f,
+ 0.0f, 1.0f, 0.0f, 0.0f,
+ 0.0f, 0.0f, 1.0f, 0.0f,
+ 0.0f, 0.0f, 0.0f, 1.0f
+ }
+};
+
+/*
+ * Converts ITU-R BT.601 YCbCr pixels to RGB pixels where:
+ * Y is in [16,235], Cb and Cr are in [16,240]
+ * R, G, and B are in [16,235]
+ */
+const struct VL_CSC_FS_CONSTS vl_csc_fs_consts_601 =
+{
+ {
+ 0.0f, 0.501960784f, 0.501960784f, 0.0f
+ },
+ {
+ 1.0f, 0.0f, 1.371f, 0.0f,
+ 1.0f, -0.336f, -0.698f, 0.0f,
+ 1.0f, 1.732f, 0.0f, 0.0f,
+ 0.0f, 0.0f, 0.0f, 1.0f
+ }
+};
+
+/*
+ * Converts ITU-R BT.601 YCbCr pixels to RGB pixels where:
+ * Y is in [16,235], Cb and Cr are in [16,240]
+ * R, G, and B are in [0,255]
+ */
+const struct VL_CSC_FS_CONSTS vl_csc_fs_consts_601_full =
+{
+ {
+ 0.062745098f, 0.501960784f, 0.501960784f, 0.0f
+ },
+ {
+ 1.164f, 0.0f, 1.596f, 0.0f,
+ 1.164f, -0.391f, -0.813f, 0.0f,
+ 1.164f, 2.018f, 0.0f, 0.0f,
+ 0.0f, 0.0f, 0.0f, 1.0f
+ }
+};
+
+/*
+ * Converts ITU-R BT.709 YCbCr pixels to RGB pixels where:
+ * Y is in [16,235], Cb and Cr are in [16,240]
+ * R, G, and B are in [16,235]
+ */
+const struct VL_CSC_FS_CONSTS vl_csc_fs_consts_709 =
+{
+ {
+ 0.0f, 0.501960784f, 0.501960784f, 0.0f
+ },
+ {
+ 1.0f, 0.0f, 1.540f, 0.0f,
+ 1.0f, -0.183f, -0.459f, 0.0f,
+ 1.0f, 1.816f, 0.0f, 0.0f,
+ 0.0f, 0.0f, 0.0f, 1.0f
+ }
+};
+
+/*
+ * Converts ITU-R BT.709 YCbCr pixels to RGB pixels where:
+ * Y is in [16,235], Cb and Cr are in [16,240]
+ * R, G, and B are in [0,255]
+ */
+const struct VL_CSC_FS_CONSTS vl_csc_fs_consts_709_full =
+{
+ {
+ 0.062745098f, 0.501960784f, 0.501960784f, 0.0f
+ },
+ {
+ 1.164f, 0.0f, 1.793f, 0.0f,
+ 1.164f, -0.213f, -0.534f, 0.0f,
+ 1.164f, 2.115f, 0.0f, 0.0f,
+ 0.0f, 0.0f, 0.0f, 1.0f
+ }
+};
+
--- /dev/null
+#ifndef vl_data_h
+#define vl_data_h
+
+#include "vl_types.h"
+
+extern const struct VL_VERTEX2F vl_mb_vertex_positions[24];
+extern const struct VL_TEXCOORD2F vl_luma_texcoords[24];
+extern const struct VL_TEXCOORD2F *vl_chroma_420_texcoords;
+extern const struct VL_TEXCOORD2F *vl_chroma_422_texcoords;
+extern const struct VL_TEXCOORD2F *vl_chroma_444_texcoords;
+extern const struct VL_TEXCOORD2F *vl_ref_surface_texcoords;
+
+extern const struct VL_VERTEX2F vl_surface_vertex_positions[4];
+extern const struct VL_TEXCOORD2F *vl_surface_texcoords;
+
+extern const struct VL_MC_FS_CONSTS vl_mc_fs_consts;
+
+extern const struct VL_CSC_FS_CONSTS vl_csc_fs_consts_identity;
+extern const struct VL_CSC_FS_CONSTS vl_csc_fs_consts_601;
+extern const struct VL_CSC_FS_CONSTS vl_csc_fs_consts_601_full;
+extern const struct VL_CSC_FS_CONSTS vl_csc_fs_consts_709;
+extern const struct VL_CSC_FS_CONSTS vl_csc_fs_consts_709_full;
+
+#endif
+
--- /dev/null
+#ifndef vl_defs_h
+#define vl_defs_h
+
+#define VL_BLOCK_WIDTH 8
+#define VL_BLOCK_HEIGHT 8
+#define VL_BLOCK_SIZE (VL_BLOCK_WIDTH * VL_BLOCK_HEIGHT)
+#define VL_MACROBLOCK_WIDTH 16
+#define VL_MACROBLOCK_HEIGHT 16
+#define VL_MACROBLOCK_SIZE (VL_MACROBLOCK_WIDTH * VL_MACROBLOCK_HEIGHT)
+
+#endif
+
--- /dev/null
+#include "vl_surface.h"
+#include <assert.h>
+#include <stdlib.h>
+#include <pipe/p_context.h>
+#include <pipe/p_state.h>
+#include <pipe/p_format.h>
+#include <pipe/p_inlines.h>
+#include "vl_context.h"
+#include "vl_defs.h"
+
+static int vlGrabBlocks
+(
+ struct VL_CONTEXT *context,
+ unsigned int coded_block_pattern,
+ enum VL_DCT_TYPE dct_type,
+ enum VL_SAMPLE_TYPE sample_type,
+ short *blocks
+)
+{
+ struct pipe_surface *tex_surface;
+ short *texels;
+ unsigned int b, x, y, y2;
+
+ assert(context);
+ assert(blocks);
+
+ tex_surface = context->pipe->screen->get_tex_surface
+ (
+ context->pipe->screen,
+ context->states.mc.textures[0],
+ 0, 0, 0, PIPE_BUFFER_USAGE_CPU_WRITE
+ );
+
+ texels = pipe_surface_map(tex_surface, 0);
+
+ for (b = 0; b < 4; ++b)
+ {
+ if ((coded_block_pattern >> b) & 1)
+ {
+ if (dct_type == VL_DCT_FRAME_CODED)
+ {
+ if (sample_type == VL_FULL_SAMPLE)
+ {
+ for (y = VL_BLOCK_HEIGHT * b; y < VL_BLOCK_HEIGHT * (b + 1); ++y)
+ memcpy
+ (
+ texels + y * tex_surface->pitch,
+ blocks + y * VL_BLOCK_WIDTH,
+ VL_BLOCK_WIDTH * 2
+ );
+ }
+ else
+ {
+ for (y = VL_BLOCK_HEIGHT * b; y < VL_BLOCK_HEIGHT * (b + 1); ++y)
+ for (x = 0; x < VL_BLOCK_WIDTH; ++x)
+ texels[y * tex_surface->pitch + x] =
+ blocks[y * VL_BLOCK_WIDTH + x] + 0x100;
+ }
+ }
+ else
+ {
+ if (sample_type == VL_FULL_SAMPLE)
+ {
+ for
+ (
+ y = VL_BLOCK_HEIGHT * (b % 2), y2 = VL_BLOCK_HEIGHT * b;
+ y < VL_BLOCK_HEIGHT * ((b % 2) + 1);
+ y += 2, ++y2
+ )
+ memcpy
+ (
+ texels + y * tex_surface->pitch,
+ blocks + y2 * VL_BLOCK_WIDTH,
+ VL_BLOCK_WIDTH * 2
+ );
+ for
+ (
+ y = VL_BLOCK_HEIGHT * ((b % 2) + 2);
+ y < VL_BLOCK_HEIGHT * (((b % 2) + 2) + 1);
+ y += 2, ++y2
+ )
+ memcpy
+ (
+ texels + y * tex_surface->pitch,
+ blocks + y2 * VL_BLOCK_WIDTH,
+ VL_BLOCK_WIDTH * 2
+ );
+ }
+ else
+ {
+ for
+ (
+ y = VL_BLOCK_HEIGHT * (b % 2), y2 = VL_BLOCK_HEIGHT * b;
+ y < VL_BLOCK_HEIGHT * ((b % 2) + 1);
+ y += 2, ++y2
+ )
+ for (x = 0; x < VL_BLOCK_WIDTH; ++x)
+ texels[y * tex_surface->pitch + x] =
+ blocks[y2 * VL_BLOCK_WIDTH + x] + 0x100;
+ for
+ (
+ y = VL_BLOCK_HEIGHT * ((b % 2) + 2);
+ y < VL_BLOCK_HEIGHT * (((b % 2) + 2) + 1);
+ y += 2, ++y2
+ )
+ for (x = 0; x < VL_BLOCK_WIDTH; ++x)
+ texels[y * tex_surface->pitch + x] =
+ blocks[y2 * VL_BLOCK_WIDTH + x] + 0x100;
+ }
+ }
+ }
+ else
+ {
+ for (y = VL_BLOCK_HEIGHT * b; y < VL_BLOCK_HEIGHT * (b + 1); ++y)
+ {
+ for (x = 0; x < VL_BLOCK_WIDTH; ++x)
+ texels[y * tex_surface->pitch + x] = 0x100;
+ }
+ }
+ }
+
+ pipe_surface_unmap(tex_surface);
+
+ /* TODO: Implement 422, 444 */
+ for (b = 0; b < 2; ++b)
+ {
+ tex_surface = context->pipe->screen->get_tex_surface
+ (
+ context->pipe->screen,
+ context->states.mc.textures[b + 1],
+ 0, 0, 0, PIPE_BUFFER_USAGE_CPU_WRITE
+ );
+
+ texels = pipe_surface_map(tex_surface, 0);
+
+ if ((coded_block_pattern >> (b + 4)) & 1)
+ {
+ if (sample_type == VL_FULL_SAMPLE)
+ {
+ for (y = 0; y < tex_surface->height; ++y)
+ memcpy
+ (
+ texels + y * tex_surface->pitch,
+ blocks + VL_BLOCK_SIZE * (b + 4) + y * VL_BLOCK_WIDTH,
+ VL_BLOCK_WIDTH * 2
+ );
+ }
+ else
+ {
+ for (y = 0; y < tex_surface->height; ++y)
+ for (x = 0; x < VL_BLOCK_WIDTH; ++x)
+ texels[y * tex_surface->pitch + x] =
+ blocks[VL_BLOCK_SIZE * (b + 4) + y * VL_BLOCK_WIDTH + x] + 0x100;
+ }
+ }
+ else
+ {
+ for (y = 0; y < tex_surface->height; ++y)
+ {
+ for (x = 0; x < VL_BLOCK_WIDTH; ++x)
+ texels[y * tex_surface->pitch + x] = 0x100;
+ }
+ }
+
+ pipe_surface_unmap(tex_surface);
+ }
+
+ return 0;
+}
+
+int vlCreateSurface(struct VL_CONTEXT *context, struct VL_SURFACE **surface)
+{
+ struct pipe_context *pipe;
+ struct pipe_texture template;
+ struct VL_SURFACE *sfc;
+
+ assert(context);
+ assert(surface);
+
+ pipe = context->pipe;
+
+ sfc = calloc(1, sizeof(struct VL_SURFACE));
+
+ sfc->context = context;
+ sfc->width = context->video_width;
+ sfc->height = context->video_height;
+ sfc->format = context->video_format;
+
+ memset(&template, 0, sizeof(struct pipe_texture));
+ template.target = PIPE_TEXTURE_2D;
+ template.format = PIPE_FORMAT_A8R8G8B8_UNORM;
+ template.last_level = 0;
+ template.width[0] = sfc->width;
+ template.height[0] = sfc->height;
+ template.depth[0] = 1;
+ template.compressed = 0;
+ template.cpp = 4;
+
+ sfc->texture = pipe->screen->texture_create(pipe->screen, &template);
+
+ *surface = sfc;
+
+ return 0;
+}
+
+int vlDestroySurface(struct VL_SURFACE *surface)
+{
+ assert(surface);
+ pipe_texture_release(&surface->texture);
+ free(surface);
+
+ return 0;
+}
+
+int vlRenderIMacroBlock
+(
+ enum VL_PICTURE picture_type,
+ enum VL_FIELD_ORDER field_order,
+ unsigned int mbx,
+ unsigned int mby,
+ unsigned int coded_block_pattern,
+ enum VL_DCT_TYPE dct_type,
+ short *blocks,
+ struct VL_SURFACE *surface
+)
+{
+ struct pipe_context *pipe;
+ struct VL_MC_VS_CONSTS *vscbdata;
+
+ assert(blocks);
+ assert(surface);
+
+ /* TODO: Implement interlaced rendering */
+ /*assert(picture_type == VL_FRAME_PICTURE);*/
+ if (picture_type != VL_FRAME_PICTURE)
+ {
+ /*fprintf(stderr, "field picture (I) unimplemented, ignoring\n");*/
+ return 0;
+ }
+
+ pipe = surface->context->pipe;
+
+ vscbdata = pipe->winsys->buffer_map
+ (
+ pipe->winsys,
+ surface->context->states.mc.vs_const_buf.buffer,
+ PIPE_BUFFER_USAGE_CPU_WRITE
+ );
+
+ vscbdata->scale.x = VL_MACROBLOCK_WIDTH / (float)surface->width;
+ vscbdata->scale.y = VL_MACROBLOCK_HEIGHT / (float)surface->height;
+ vscbdata->scale.z = 1.0f;
+ vscbdata->scale.w = 1.0f;
+ vscbdata->mb_pos_trans.x = (mbx * VL_MACROBLOCK_WIDTH) / (float)surface->width;
+ vscbdata->mb_pos_trans.y = (mby * VL_MACROBLOCK_HEIGHT) / (float)surface->height;
+ vscbdata->mb_pos_trans.z = 0.0f;
+ vscbdata->mb_pos_trans.w = 0.0f;
+
+ pipe->winsys->buffer_unmap(pipe->winsys, surface->context->states.mc.vs_const_buf.buffer);
+
+ vlGrabBlocks(surface->context, coded_block_pattern, dct_type, VL_FULL_SAMPLE, blocks);
+
+ surface->context->states.mc.render_target.cbufs[0] = pipe->screen->get_tex_surface
+ (
+ pipe->screen,
+ surface->texture,
+ 0, 0, 0, PIPE_BUFFER_USAGE_CPU_READ | PIPE_BUFFER_USAGE_CPU_WRITE
+ );
+ pipe->set_framebuffer_state(pipe, &surface->context->states.mc.render_target);
+ pipe->set_sampler_textures(pipe, 3, surface->context->states.mc.textures);
+ pipe->bind_sampler_states(pipe, 3, (void**)surface->context->states.mc.samplers);
+ pipe->set_vertex_buffers(pipe, 4, surface->context->states.mc.vertex_bufs);
+ pipe->set_vertex_elements(pipe, 4, surface->context->states.mc.vertex_buf_elems);
+ pipe->bind_vs_state(pipe, surface->context->states.mc.i_vs);
+ pipe->bind_fs_state(pipe, surface->context->states.mc.i_fs);
+
+ pipe->draw_arrays(pipe, PIPE_PRIM_TRIANGLES, 0, 24);
+
+ return 0;
+}
+
+int vlRenderPMacroBlock
+(
+ enum VL_PICTURE picture_type,
+ enum VL_FIELD_ORDER field_order,
+ unsigned int mbx,
+ unsigned int mby,
+ enum VL_MC_TYPE mc_type,
+ struct VL_MOTION_VECTOR *motion_vector,
+ unsigned int coded_block_pattern,
+ enum VL_DCT_TYPE dct_type,
+ short *blocks,
+ struct VL_SURFACE *ref_surface,
+ struct VL_SURFACE *surface
+)
+{
+ struct pipe_context *pipe;
+ struct VL_MC_VS_CONSTS *vscbdata;
+
+ assert(motion_vectors);
+ assert(blocks);
+ assert(ref_surface);
+ assert(surface);
+
+ /* TODO: Implement interlaced rendering */
+ /*assert(picture_type == VL_FRAME_PICTURE);*/
+ if (picture_type != VL_FRAME_PICTURE)
+ {
+ /*fprintf(stderr, "field picture (P) unimplemented, ignoring\n");*/
+ return 0;
+ }
+ /* TODO: Implement field based motion compensation */
+ /*assert(mc_type == VL_FRAME_MC);*/
+ if (mc_type != VL_FRAME_MC)
+ {
+ /*fprintf(stderr, "field MC (P) unimplemented, ignoring\n");*/
+ return 0;
+ }
+
+ pipe = surface->context->pipe;
+
+ vscbdata = pipe->winsys->buffer_map
+ (
+ pipe->winsys,
+ surface->context->states.mc.vs_const_buf.buffer,
+ PIPE_BUFFER_USAGE_CPU_WRITE
+ );
+
+ vscbdata->scale.x = VL_MACROBLOCK_WIDTH / (float)surface->width;
+ vscbdata->scale.y = VL_MACROBLOCK_HEIGHT / (float)surface->height;
+ vscbdata->scale.z = 1.0f;
+ vscbdata->scale.w = 1.0f;
+ vscbdata->mb_pos_trans.x = (mbx * VL_MACROBLOCK_WIDTH) / (float)surface->width;
+ vscbdata->mb_pos_trans.y = (mby * VL_MACROBLOCK_HEIGHT) / (float)surface->height;
+ vscbdata->mb_pos_trans.z = 0.0f;
+ vscbdata->mb_pos_trans.w = 0.0f;
+ vscbdata->mb_tc_trans[0].x = (mbx * VL_MACROBLOCK_WIDTH + motion_vector->top_field.x * 0.5f) / (float)surface->width;
+ vscbdata->mb_tc_trans[0].y = (mby * VL_MACROBLOCK_HEIGHT + motion_vector->top_field.y * 0.5f) / (float)surface->height;
+ vscbdata->mb_tc_trans[0].z = 0.0f;
+ vscbdata->mb_tc_trans[0].w = 0.0f;
+
+ pipe->winsys->buffer_unmap(pipe->winsys, surface->context->states.mc.vs_const_buf.buffer);
+
+ vlGrabBlocks(surface->context, coded_block_pattern, dct_type, VL_DIFFERENCE_SAMPLE, blocks);
+
+ surface->context->states.mc.render_target.cbufs[0] = pipe->screen->get_tex_surface
+ (
+ pipe->screen,
+ surface->texture,
+ 0, 0, 0, PIPE_BUFFER_USAGE_CPU_READ | PIPE_BUFFER_USAGE_CPU_WRITE
+ );
+ pipe->set_framebuffer_state(pipe, &surface->context->states.mc.render_target);
+
+ surface->context->states.mc.textures[3] = ref_surface->texture;
+ pipe->set_sampler_textures(pipe, 4, surface->context->states.mc.textures);
+ pipe->bind_sampler_states(pipe, 4, (void**)surface->context->states.mc.samplers);
+ pipe->set_vertex_buffers(pipe, 5, surface->context->states.mc.vertex_bufs);
+ pipe->set_vertex_elements(pipe, 5, surface->context->states.mc.vertex_buf_elems);
+ pipe->bind_vs_state(pipe, surface->context->states.mc.p_vs);
+ pipe->bind_fs_state(pipe, surface->context->states.mc.p_fs);
+
+ pipe->draw_arrays(pipe, PIPE_PRIM_TRIANGLES, 0, 24);
+
+ return 0;
+}
+
+int vlRenderBMacroBlock
+(
+ enum VL_PICTURE picture_type,
+ enum VL_FIELD_ORDER field_order,
+ unsigned int mbx,
+ unsigned int mby,
+ enum VL_MC_TYPE mc_type,
+ struct VL_MOTION_VECTOR *motion_vector,
+ unsigned int coded_block_pattern,
+ enum VL_DCT_TYPE dct_type,
+ short *blocks,
+ struct VL_SURFACE *past_surface,
+ struct VL_SURFACE *future_surface,
+ struct VL_SURFACE *surface
+)
+{
+ struct pipe_context *pipe;
+ struct VL_MC_VS_CONSTS *vscbdata;
+
+ assert(motion_vectors);
+ assert(blocks);
+ assert(ref_surface);
+ assert(surface);
+
+ /* TODO: Implement interlaced rendering */
+ /*assert(picture_type == VL_FRAME_PICTURE);*/
+ if (picture_type != VL_FRAME_PICTURE)
+ {
+ /*fprintf(stderr, "field picture (B) unimplemented, ignoring\n");*/
+ return 0;
+ }
+ /* TODO: Implement field based motion compensation */
+ /*assert(mc_type == VL_FRAME_MC);*/
+ if (mc_type != VL_FRAME_MC)
+ {
+ /*fprintf(stderr, "field MC (B) unimplemented, ignoring\n");*/
+ return 0;
+ }
+
+ pipe = surface->context->pipe;
+
+ vscbdata = pipe->winsys->buffer_map
+ (
+ pipe->winsys,
+ surface->context->states.mc.vs_const_buf.buffer,
+ PIPE_BUFFER_USAGE_CPU_WRITE
+ );
+
+ vscbdata->scale.x = VL_MACROBLOCK_WIDTH / (float)surface->width;
+ vscbdata->scale.y = VL_MACROBLOCK_HEIGHT / (float)surface->height;
+ vscbdata->scale.z = 1.0f;
+ vscbdata->scale.w = 1.0f;
+ vscbdata->mb_pos_trans.x = (mbx * VL_MACROBLOCK_WIDTH) / (float)surface->width;
+ vscbdata->mb_pos_trans.y = (mby * VL_MACROBLOCK_HEIGHT) / (float)surface->height;
+ vscbdata->mb_pos_trans.z = 0.0f;
+ vscbdata->mb_pos_trans.w = 0.0f;
+ vscbdata->mb_tc_trans[0].x = (mbx * VL_MACROBLOCK_WIDTH + motion_vector[0].top_field.x * 0.5f) / (float)surface->width;
+ vscbdata->mb_tc_trans[0].y = (mby * VL_MACROBLOCK_HEIGHT + motion_vector[0].top_field.y * 0.5f) / (float)surface->height;
+ vscbdata->mb_tc_trans[0].z = 0.0f;
+ vscbdata->mb_tc_trans[0].w = 0.0f;
+ vscbdata->mb_tc_trans[1].x = (mbx * VL_MACROBLOCK_WIDTH + motion_vector[1].top_field.x * 0.5f) / (float)surface->width;
+ vscbdata->mb_tc_trans[1].y = (mby * VL_MACROBLOCK_HEIGHT + motion_vector[1].top_field.y * 0.5f) / (float)surface->height;
+ vscbdata->mb_tc_trans[1].z = 0.0f;
+ vscbdata->mb_tc_trans[1].w = 0.0f;
+
+ pipe->winsys->buffer_unmap(pipe->winsys, surface->context->states.mc.vs_const_buf.buffer);
+
+ vlGrabBlocks(surface->context, coded_block_pattern, dct_type, VL_DIFFERENCE_SAMPLE, blocks);
+
+ surface->context->states.mc.render_target.cbufs[0] = pipe->screen->get_tex_surface
+ (
+ pipe->screen,
+ surface->texture,
+ 0, 0, 0, PIPE_BUFFER_USAGE_CPU_READ | PIPE_BUFFER_USAGE_CPU_WRITE
+ );
+ pipe->set_framebuffer_state(pipe, &surface->context->states.mc.render_target);
+
+ surface->context->states.mc.textures[3] = past_surface->texture;
+ surface->context->states.mc.textures[4] = future_surface->texture;
+ pipe->set_sampler_textures(pipe, 5, surface->context->states.mc.textures);
+ pipe->bind_sampler_states(pipe, 5, (void**)surface->context->states.mc.samplers);
+ pipe->set_vertex_buffers(pipe, 6, surface->context->states.mc.vertex_bufs);
+ pipe->set_vertex_elements(pipe, 6, surface->context->states.mc.vertex_buf_elems);
+ pipe->bind_vs_state(pipe, surface->context->states.mc.b_vs);
+ pipe->bind_fs_state(pipe, surface->context->states.mc.b_fs);
+
+ pipe->draw_arrays(pipe, PIPE_PRIM_TRIANGLES, 0, 24);
+
+ return 0;
+}
+
+int vlPutSurface
+(
+ struct VL_SURFACE *surface,
+ Drawable drawable,
+ unsigned int srcx,
+ unsigned int srcy,
+ unsigned int srcw,
+ unsigned int srch,
+ unsigned int destx,
+ unsigned int desty,
+ unsigned int destw,
+ unsigned int desth,
+ enum VL_PICTURE picture_type
+)
+{
+ unsigned int create_fb = 0;
+ struct pipe_context *pipe;
+
+ assert(surface);
+
+ pipe = surface->context->pipe;
+
+ if (!surface->context->states.csc.framebuffer.cbufs[0])
+ create_fb = 1;
+ else if
+ (
+ surface->context->states.csc.framebuffer.width != destw ||
+ surface->context->states.csc.framebuffer.height != desth
+ )
+ {
+ pipe->winsys->surface_release
+ (
+ pipe->winsys,
+ &surface->context->states.csc.framebuffer.cbufs[0]
+ );
+
+ create_fb = 1;
+ }
+
+ if (create_fb)
+ {
+ surface->context->states.csc.viewport.scale[0] = destw;
+ surface->context->states.csc.viewport.scale[1] = desth;
+ surface->context->states.csc.viewport.scale[2] = 1;
+ surface->context->states.csc.viewport.scale[3] = 1;
+ surface->context->states.csc.viewport.translate[0] = 0;
+ surface->context->states.csc.viewport.translate[1] = 0;
+ surface->context->states.csc.viewport.translate[2] = 0;
+ surface->context->states.csc.viewport.translate[3] = 0;
+
+ surface->context->states.csc.framebuffer.width = destw;
+ surface->context->states.csc.framebuffer.height = desth;
+ surface->context->states.csc.framebuffer.cbufs[0] = pipe->winsys->surface_alloc(pipe->winsys);
+ pipe->winsys->surface_alloc_storage
+ (
+ pipe->winsys,
+ surface->context->states.csc.framebuffer.cbufs[0],
+ destw,
+ desth,
+ PIPE_FORMAT_A8R8G8B8_UNORM,
+ PIPE_BUFFER_USAGE_CPU_READ | PIPE_BUFFER_USAGE_CPU_WRITE,
+ 0
+ );
+ }
+
+ vlEndRender(surface->context);
+
+ pipe->set_sampler_textures(pipe, 1, &surface->texture);
+ pipe->draw_arrays(pipe, PIPE_PRIM_TRIANGLE_STRIP, 0, 4);
+ pipe->flush(pipe, PIPE_FLUSH_RENDER_CACHE, NULL);
+ pipe->winsys->flush_frontbuffer
+ (
+ pipe->winsys,
+ surface->context->states.csc.framebuffer.cbufs[0],
+ &drawable
+ );
+
+ vlBeginRender(surface->context);
+
+ return 0;
+}
+
--- /dev/null
+#ifndef vl_surface_h
+#define vl_surface_h
+
+#include <X11/Xlib.h>
+#include "vl_types.h"
+
+struct pipe_texture;
+
+struct VL_SURFACE
+{
+ struct VL_CONTEXT *context;
+ unsigned int width;
+ unsigned int height;
+ enum VL_FORMAT format;
+ struct pipe_texture *texture;
+};
+
+int vlCreateSurface(struct VL_CONTEXT *context, struct VL_SURFACE **surface);
+
+int vlDestroySurface(struct VL_SURFACE *surface);
+
+int vlRenderIMacroBlock
+(
+ enum VL_PICTURE picture_type,
+ enum VL_FIELD_ORDER field_order,
+ unsigned int mbx,
+ unsigned int mby,
+ unsigned int coded_block_pattern,
+ enum VL_DCT_TYPE dct_type,
+ short *blocks,
+ struct VL_SURFACE *surface
+);
+
+int vlRenderPMacroBlock
+(
+ enum VL_PICTURE picture_type,
+ enum VL_FIELD_ORDER field_order,
+ unsigned int mbx,
+ unsigned int mby,
+ enum VL_MC_TYPE mc_type,
+ struct VL_MOTION_VECTOR *motion_vector,
+ unsigned int coded_block_pattern,
+ enum VL_DCT_TYPE dct_type,
+ short *blocks,
+ struct VL_SURFACE *ref_surface,
+ struct VL_SURFACE *surface
+);
+
+int vlRenderBMacroBlock
+(
+ enum VL_PICTURE picture_type,
+ enum VL_FIELD_ORDER field_order,
+ unsigned int mbx,
+ unsigned int mby,
+ enum VL_MC_TYPE mc_type,
+ struct VL_MOTION_VECTOR *motion_vector,
+ unsigned int coded_block_pattern,
+ enum VL_DCT_TYPE dct_type,
+ short *blocks,
+ struct VL_SURFACE *past_surface,
+ struct VL_SURFACE *future_surface,
+ struct VL_SURFACE *surface
+);
+
+int vlPutSurface
+(
+ struct VL_SURFACE *surface,
+ Drawable drawable,
+ unsigned int srcx,
+ unsigned int srcy,
+ unsigned int srcw,
+ unsigned int srch,
+ unsigned int destx,
+ unsigned int desty,
+ unsigned int destw,
+ unsigned int desth,
+ enum VL_PICTURE picture_type
+);
+
+#endif
+
--- /dev/null
+#ifndef vl_types_h
+#define vl_types_h
+
+enum VL_FORMAT
+{
+ VL_FORMAT_YCBCR_420,
+ VL_FORMAT_YCBCR_422,
+ VL_FORMAT_YCBCR_444
+};
+
+enum VL_PICTURE
+{
+ VL_TOP_FIELD,
+ VL_BOTTOM_FIELD,
+ VL_FRAME_PICTURE
+};
+
+enum VL_FIELD_ORDER
+{
+ VL_FIELD_FIRST,
+ VL_FIELD_SECOND
+};
+
+enum VL_DCT_TYPE
+{
+ VL_DCT_FIELD_CODED,
+ VL_DCT_FRAME_CODED
+};
+
+enum VL_SAMPLE_TYPE
+{
+ VL_FULL_SAMPLE,
+ VL_DIFFERENCE_SAMPLE
+};
+
+enum VL_MC_TYPE
+{
+ VL_FIELD_MC,
+ VL_FRAME_MC
+};
+
+struct VL_VERTEX4F
+{
+ float x, y, z, w;
+};
+
+struct VL_VERTEX2F
+{
+ float x, y;
+};
+
+struct VL_TEXCOORD2F
+{
+ float s, t;
+};
+
+struct VL_MC_VS_CONSTS
+{
+ struct VL_VERTEX4F scale;
+ struct VL_VERTEX4F mb_pos_trans;
+ struct VL_VERTEX4F mb_tc_trans[2];
+};
+
+struct VL_MC_FS_CONSTS
+{
+ struct VL_VERTEX4F multiplier;
+ struct VL_VERTEX4F bias;
+};
+
+struct VL_CSC_FS_CONSTS
+{
+ struct VL_VERTEX4F bias;
+ float matrix[16];
+};
+
+struct VL_MOTION_VECTOR
+{
+ struct
+ {
+ int x, y;
+ } top_field, bottom_field;
+};
+
+struct VL_CONTEXT;
+struct VL_SURFACE;
+
+#endif
+
--- /dev/null
+#include "xsp_winsys.h"
+#include <X11/Xutil.h>
+#include <pipe/p_winsys.h>
+#include <pipe/p_state.h>
+#include <pipe/p_util.h>
+#include <pipe/p_inlines.h>
+#include <softpipe/sp_winsys.h>
+
+/* pipe_winsys implementation */
+
+struct xsp_pipe_winsys
+{
+ struct pipe_winsys base;
+ Display *display;
+ XImage fbimage;
+};
+
+struct xsp_buffer
+{
+ struct pipe_buffer base;
+ boolean is_user_buffer;
+ void *data;
+ void *mapped_data;
+};
+
+static struct pipe_buffer* xsp_buffer_create(struct pipe_winsys *pws, unsigned alignment, unsigned usage, unsigned size)
+{
+ struct xsp_buffer *buffer;
+
+ assert(pws);
+
+ buffer = calloc(1, sizeof(struct xsp_buffer));
+ buffer->base.refcount = 1;
+ buffer->base.alignment = alignment;
+ buffer->base.usage = usage;
+ buffer->base.size = size;
+ buffer->data = align_malloc(size, alignment);
+
+ return (struct pipe_buffer*)buffer;
+}
+
+static struct pipe_buffer* xsp_user_buffer_create(struct pipe_winsys *pws, void *data, unsigned size)
+{
+ struct xsp_buffer *buffer;
+
+ assert(pws);
+
+ buffer = calloc(1, sizeof(struct xsp_buffer));
+ buffer->base.refcount = 1;
+ buffer->base.size = size;
+ buffer->is_user_buffer = TRUE;
+ buffer->data = data;
+
+ return (struct pipe_buffer*)buffer;
+}
+
+static void* xsp_buffer_map(struct pipe_winsys *pws, struct pipe_buffer *buffer, unsigned flags)
+{
+ struct xsp_buffer *xsp_buf = (struct xsp_buffer*)buffer;
+
+ assert(pws);
+ assert(buffer);
+
+ xsp_buf->mapped_data = xsp_buf->data;
+ return xsp_buf->mapped_data;
+}
+
+static void xsp_buffer_unmap(struct pipe_winsys *pws, struct pipe_buffer *buffer)
+{
+ struct xsp_buffer *xsp_buf = (struct xsp_buffer*)buffer;
+
+ assert(pws);
+ assert(buffer);
+
+ xsp_buf->mapped_data = NULL;
+}
+
+static void xsp_buffer_destroy(struct pipe_winsys *pws, struct pipe_buffer *buffer)
+{
+ struct xsp_buffer *xsp_buf = (struct xsp_buffer*)buffer;
+
+ assert(pws);
+ assert(buffer);
+
+ if (!xsp_buf->is_user_buffer)
+ align_free(xsp_buf->data);
+
+ free(xsp_buf);
+}
+
+static struct pipe_surface* xsp_surface_alloc(struct pipe_winsys *pws)
+{
+ struct pipe_surface *surface;
+
+ assert(pws);
+
+ surface = calloc(1, sizeof(struct pipe_surface));
+ surface->refcount = 1;
+ surface->winsys = pws;
+
+ return surface;
+}
+
+static int xsp_surface_alloc_storage
+(
+ struct pipe_winsys *pws,
+ struct pipe_surface *surface,
+ unsigned width,
+ unsigned height,
+ enum pipe_format format,
+ unsigned flags,
+ unsigned tex_usage
+)
+{
+ const unsigned int ALIGNMENT = 1;
+
+ assert(pws);
+ assert(surface);
+
+ surface->width = width;
+ surface->height = height;
+ surface->format = format;
+ surface->cpp = pf_get_size(format);
+ surface->pitch = width;
+ surface->usage = flags;
+ surface->buffer = pws->buffer_create(pws, ALIGNMENT, PIPE_BUFFER_USAGE_PIXEL, surface->pitch * surface->cpp * height);
+
+ return 0;
+}
+
+static void xsp_surface_release(struct pipe_winsys *pws, struct pipe_surface **surface)
+{
+ struct pipe_surface *s;
+
+ assert(pws);
+ assert(surface);
+ assert(*surface);
+
+ s = *surface;
+
+ s->refcount--;
+
+ if (s->refcount == 0)
+ {
+ pipe_buffer_reference(pws, &s->buffer, NULL);
+ free(s);
+ }
+
+ *surface = NULL;
+}
+
+static void xsp_flush_frontbuffer(struct pipe_winsys *pws, struct pipe_surface *surface, void *context_private)
+{
+ struct xsp_pipe_winsys *xsp_winsys;
+
+ assert(pws);
+ assert(surface);
+ assert(context_private);
+
+ xsp_winsys = (struct xsp_pipe_winsys*)pws;
+
+ xsp_winsys->fbimage.width = surface->width;
+ xsp_winsys->fbimage.height = surface->height;
+ xsp_winsys->fbimage.bytes_per_line = surface->width * (xsp_winsys->fbimage.bits_per_pixel >> 3);
+ xsp_winsys->fbimage.data = pipe_surface_map(surface, 0);
+
+ XPutImage
+ (
+ xsp_winsys->display,
+ *(Drawable*)context_private,
+ XDefaultGC(xsp_winsys->display, XDefaultScreen(xsp_winsys->display)),
+ &xsp_winsys->fbimage,
+ 0,
+ 0,
+ 0,
+ 0,
+ surface->width,
+ surface->height
+ );
+ XFlush(xsp_winsys->display);
+ pipe_surface_unmap(surface);
+}
+
+static const char* xsp_get_name(struct pipe_winsys *pws)
+{
+ assert(pws);
+ return "X11 SoftPipe";
+}
+
+/* softpipe_winsys implementation */
+
+static boolean xsp_is_format_supported(struct softpipe_winsys *spws, enum pipe_format format)
+{
+ assert(spws);
+
+ /* TODO: Test that 'format' is equal to our output window's format */
+ return TRUE;
+}
+
+/* Show starts here */
+
+struct pipe_context* create_pipe_context(Display *display)
+{
+ struct xsp_pipe_winsys *xsp_winsys;
+ struct softpipe_winsys *sp_winsys;
+ struct pipe_screen *p_screen;
+ struct pipe_context *p_context;
+
+ assert(display);
+
+ xsp_winsys = calloc(1, sizeof(struct xsp_pipe_winsys));
+ xsp_winsys->base.buffer_create = xsp_buffer_create;
+ xsp_winsys->base.user_buffer_create = xsp_user_buffer_create;
+ xsp_winsys->base.buffer_map = xsp_buffer_map;
+ xsp_winsys->base.buffer_unmap = xsp_buffer_unmap;
+ xsp_winsys->base.buffer_destroy = xsp_buffer_destroy;
+ xsp_winsys->base.surface_alloc = xsp_surface_alloc;
+ xsp_winsys->base.surface_alloc_storage = xsp_surface_alloc_storage;
+ xsp_winsys->base.surface_release = xsp_surface_release;
+ xsp_winsys->base.flush_frontbuffer = xsp_flush_frontbuffer;
+ xsp_winsys->base.get_name = xsp_get_name;
+ xsp_winsys->display = display;
+
+ {
+ /* XXX: Can't use the returned XImage* directly,
+ since we don't have control over winsys destruction
+ and we wouldn't be able to free it */
+ XImage *template = XCreateImage
+ (
+ display,
+ XDefaultVisual(display, XDefaultScreen(display)),
+ XDefaultDepth(display, XDefaultScreen(display)),
+ ZPixmap,
+ 0,
+ NULL,
+ 0, /* Don't know the width and height until flush_frontbuffer */
+ 0,
+ 32,
+ 0
+ );
+
+ memcpy(&xsp_winsys->fbimage, template, sizeof(XImage));
+ XInitImage(&xsp_winsys->fbimage);
+
+ XDestroyImage(template);
+ }
+
+ sp_winsys = calloc(1, sizeof(struct softpipe_winsys));
+ sp_winsys->is_format_supported = xsp_is_format_supported;
+
+ p_screen = softpipe_create_screen((struct pipe_winsys*)xsp_winsys);
+ p_context = softpipe_create(p_screen, (struct pipe_winsys*)xsp_winsys, sp_winsys);
+
+ return p_context;
+}
+
--- /dev/null
+#ifndef xsp_winsys_h
+#define xsp_winsys_h
+
+#include <X11/Xlib.h>
+
+struct pipe_context;
+
+struct pipe_context* create_pipe_context(Display *display);
+
+#endif
+
--- /dev/null
+TARGET = libXvMCg3dvl.so
+SONAME = libXvMCg3dvl.so.1
+GALLIUMDIR = ../gallium
+OBJECTS = block.o surface.o context.o subpicture.o attributes.o ${GALLIUMDIR}/winsys/g3dvl/xsp_winsys.o
+
+CFLAGS += -g -fPIC -Wall -Werror \
+ -I${GALLIUMDIR}/state_trackers/g3dvl \
+ -I${GALLIUMDIR}/winsys/g3dvl \
+ -I${GALLIUMDIR}/include \
+ -I${GALLIUMDIR}/auxiliary \
+ -I${GALLIUMDIR}/drivers
+LDFLAGS += -L${GALLIUMDIR}/state_trackers/g3dvl \
+ -L${GALLIUMDIR}/drivers/softpipe \
+ -L${GALLIUMDIR}/auxiliary/tgsi \
+ -L${GALLIUMDIR}/auxiliary/draw \
+ -L${GALLIUMDIR}/auxiliary/translate \
+ -L${GALLIUMDIR}/auxiliary/cso_cache \
+ -L${GALLIUMDIR}/auxiliary/util \
+ -L${GALLIUMDIR}/auxiliary/rtasm
+LIBS += -lg3dvl -lsoftpipe -ldraw -ltgsi -ltranslate -lrtasm -lcso_cache -lutil
+
+#############################################
+
+.PHONY = all clean
+
+all: ${TARGET}
+
+${TARGET}: ${OBJECTS}
+ $(CC) ${LDFLAGS} -shared -Wl,-soname,${SONAME} -o $@ $^ ${LIBS}
+
+clean:
+ rm -rf ${OBJECTS} ${TARGET}
+
--- /dev/null
+#include <assert.h>
+#include <X11/Xlib.h>
+#include <X11/extensions/Xvlib.h>
+#include <X11/extensions/XvMC.h>
+
+XvAttribute* XvMCQueryAttributes(Display *display, XvMCContext *context, int *number)
+{
+ return NULL;
+}
+
+Status XvMCSetAttribute(Display *display, XvMCContext *context, Atom attribute, int value)
+{
+ return BadImplementation;
+}
+
+Status XvMCGetAttribute(Display *display, XvMCContext *context, Atom attribute, int *value)
+{
+ return BadImplementation;
+}
+
--- /dev/null
+#include <assert.h>
+#include <stdlib.h>
+#include <X11/Xlib.h>
+#include <X11/extensions/XvMC.h>
+#include <vl_context.h>
+
+/*
+ * XvMC defines 64 element blocks (8x8 elements).
+ * Elements are 8 bits when they represent color values,
+ * 9 bits when they reprecent DCT coefficients, we
+ * store them in 2 bytes in either case. DCT coefficients
+ * can be signed or unsigned, at our option.
+ */
+#define BLOCK_SIZE (64 * 2)
+
+Status XvMCCreateBlocks(Display *display, XvMCContext *context, unsigned int num_blocks, XvMCBlockArray *blocks)
+{
+ struct vl_context *vl_ctx;
+
+ assert(display);
+
+ if (!context)
+ return XvMCBadContext;
+ if (num_blocks == 0)
+ return BadValue;
+
+ assert(blocks);
+
+ vl_ctx = context->privData;
+ assert(display == vl_ctx->display);
+
+ blocks->context_id = context->context_id;
+ blocks->num_blocks = num_blocks;
+ blocks->blocks = malloc(BLOCK_SIZE * num_blocks);
+ /* Since we don't have a VL type for blocks, set privData to the display so we can catch mismatches */
+ blocks->privData = display;
+
+ return Success;
+}
+
+Status XvMCDestroyBlocks(Display *display, XvMCBlockArray *blocks)
+{
+ assert(display);
+ assert(blocks);
+ assert(display == blocks->privData);
+ free(blocks->blocks);
+
+ return Success;
+}
+
+Status XvMCCreateMacroBlocks(Display *display, XvMCContext *context, unsigned int num_blocks, XvMCMacroBlockArray *blocks)
+{
+ struct vl_context *vl_ctx;
+
+ assert(display);
+
+ if (!context)
+ return XvMCBadContext;
+ if (num_blocks == 0)
+ return BadValue;
+
+ assert(blocks);
+
+ vl_ctx = context->privData;
+ assert(display == vl_ctx->display);
+
+ blocks->context_id = context->context_id;
+ blocks->num_blocks = num_blocks;
+ blocks->macro_blocks = malloc(sizeof(XvMCMacroBlock) * num_blocks);
+ /* Since we don't have a VL type for blocks, set privData to the display so we can catch mismatches */
+ blocks->privData = display;
+
+ return Success;
+}
+
+Status XvMCDestroyMacroBlocks(Display *display, XvMCMacroBlockArray *blocks)
+{
+ assert(display);
+ assert(blocks);
+ assert(display == blocks->privData);
+ free(blocks->macro_blocks);
+
+ return Success;
+}
+
--- /dev/null
+#include <assert.h>
+#include <X11/Xlib.h>
+#include <X11/extensions/XvMClib.h>
+#include <vl_context.h>
+#include <xsp_winsys.h>
+
+static Status Validate(Display *display, XvPortID port, int surface_type_id, unsigned int width, unsigned int height, int flags, int *chroma_format)
+{
+ unsigned int found_port = 0;
+ unsigned int found_surface = 0;
+ XvAdaptorInfo *adaptor_info;
+ unsigned int num_adaptors;
+ int num_types;
+ unsigned int max_width, max_height;
+ Status ret;
+ unsigned int i, j, k;
+
+ assert(display && chroma_format);
+
+ ret = XvQueryAdaptors(display, XDefaultRootWindow(display), &num_adaptors, &adaptor_info);
+ if (ret != Success)
+ return ret;
+
+ /* Scan through all adaptors looking for this port and surface */
+ for (i = 0; i < num_adaptors && !found_port; ++i)
+ {
+ /* Scan through all ports of this adaptor looking for our port */
+ for (j = 0; j < adaptor_info[i].num_ports && !found_port; ++j)
+ {
+ /* If this is our port, scan through all its surfaces looking for our surface */
+ if (adaptor_info[i].base_id + j == port)
+ {
+ XvMCSurfaceInfo *surface_info;
+
+ found_port = 1;
+ surface_info = XvMCListSurfaceTypes(display, adaptor_info[i].base_id, &num_types);
+
+ if (surface_info)
+ {
+ for (k = 0; k < num_types && !found_surface; ++k)
+ {
+ if (surface_info[k].surface_type_id == surface_type_id)
+ {
+ found_surface = 1;
+ max_width = surface_info[k].max_width;
+ max_height = surface_info[k].max_height;
+ *chroma_format = surface_info[k].chroma_format;
+ }
+ }
+
+ XFree(surface_info);
+ }
+ else
+ {
+ XvFreeAdaptorInfo(adaptor_info);
+ return BadAlloc;
+ }
+ }
+ }
+ }
+
+ XvFreeAdaptorInfo(adaptor_info);
+
+ if (!found_port)
+ return XvBadPort;
+ if (!found_surface)
+ return BadMatch;
+ if (width > max_width || height > max_height)
+ return BadValue;
+ if (flags != XVMC_DIRECT && flags != 0)
+ return BadValue;
+
+ return Success;
+}
+
+static enum VL_FORMAT FormatToVL(int xvmc_format)
+{
+ enum VL_FORMAT vl_format;
+
+ switch (xvmc_format)
+ {
+ case XVMC_CHROMA_FORMAT_420:
+ {
+ vl_format = VL_FORMAT_YCBCR_420;
+ break;
+ }
+ case XVMC_CHROMA_FORMAT_422:
+ {
+ vl_format = VL_FORMAT_YCBCR_422;
+ break;
+ }
+ case XVMC_CHROMA_FORMAT_444:
+ {
+ vl_format = VL_FORMAT_YCBCR_444;
+ break;
+ }
+ default:
+ assert(0);
+ }
+
+ return vl_format;
+}
+
+Status XvMCCreateContext(Display *display, XvPortID port, int surface_type_id, int width, int height, int flags, XvMCContext *context)
+{
+ int chroma_format;
+ Status ret;
+ struct VL_CONTEXT *vl_ctx;
+ struct pipe_context *pipe;
+
+ assert(display);
+
+ if (!context)
+ return XvMCBadContext;
+
+ ret = Validate(display, port, surface_type_id, width, height, flags, &chroma_format);
+ if (ret != Success)
+ return ret;
+
+ pipe = create_pipe_context(display);
+
+ assert(pipe);
+
+ vlCreateContext(display, pipe, width, height, FormatToVL(chroma_format), &vl_ctx);
+
+ context->context_id = XAllocID(display);
+ context->surface_type_id = surface_type_id;
+ context->width = width;
+ context->height = height;
+ context->flags = flags;
+ context->port = port;
+ context->privData = vl_ctx;
+
+ return Success;
+}
+
+Status XvMCDestroyContext(Display *display, XvMCContext *context)
+{
+ struct VL_CONTEXT *vl_ctx;
+
+ assert(display);
+
+ if (!context)
+ return XvMCBadContext;
+
+ vl_ctx = context->privData;
+
+ assert(display == vl_ctx->display);
+
+ vlDestroyContext(vl_ctx);
+
+ return Success;
+}
+
--- /dev/null
+#include <assert.h>
+#include <X11/Xlib.h>
+#include <X11/extensions/Xvlib.h>
+#include <X11/extensions/XvMC.h>
+
+Status XvMCCreateSubpicture
+(
+ Display *display,
+ XvMCContext *context,
+ XvMCSubpicture *subpicture,
+ unsigned short width,
+ unsigned short height,
+ int xvimage_id
+)
+{
+ return BadImplementation;
+}
+
+Status XvMCClearSubpicture
+(
+ Display *display,
+ XvMCSubpicture *subpicture,
+ short x,
+ short y,
+ unsigned short width,
+ unsigned short height,
+ unsigned int color
+)
+{
+ return BadImplementation;
+}
+
+Status XvMCCompositeSubpicture
+(
+ Display *display,
+ XvMCSubpicture *subpicture,
+ XvImage *image,
+ short srcx,
+ short srcy,
+ unsigned short width,
+ unsigned short height,
+ short dstx,
+ short dsty
+)
+{
+ return BadImplementation;
+}
+
+Status XvMCDestroySubpicture(Display *display, XvMCSubpicture *subpicture)
+{
+ return BadImplementation;
+}
+
+Status XvMCSetSubpicturePalette(Display *display, XvMCSubpicture *subpicture, unsigned char *palette)
+{
+ return BadImplementation;
+}
+
+Status XvMCBlendSubpicture
+(
+ Display *display,
+ XvMCSurface *target_surface,
+ XvMCSubpicture *subpicture,
+ short subx,
+ short suby,
+ unsigned short subw,
+ unsigned short subh,
+ short surfx,
+ short surfy,
+ unsigned short surfw,
+ unsigned short surfh
+)
+{
+ return BadImplementation;
+}
+
+Status XvMCBlendSubpicture2
+(
+ Display *display,
+ XvMCSurface *source_surface,
+ XvMCSurface *target_surface,
+ XvMCSubpicture *subpicture,
+ short subx,
+ short suby,
+ unsigned short subw,
+ unsigned short subh,
+ short surfx,
+ short surfy,
+ unsigned short surfw,
+ unsigned short surfh
+)
+{
+ return BadImplementation;
+}
+
+Status XvMCSyncSubpicture(Display *display, XvMCSubpicture *subpicture)
+{
+ return BadImplementation;
+}
+
+Status XvMCFlushSubpicture(Display *display, XvMCSubpicture *subpicture)
+{
+ return BadImplementation;
+}
+
+Status XvMCGetSubpictureStatus(Display *display, XvMCSubpicture *subpicture, int *status)
+{
+ return BadImplementation;
+}
+
--- /dev/null
+#include <assert.h>
+#include <X11/Xlib.h>
+#include <X11/extensions/XvMC.h>
+#include <vl_context.h>
+#include <vl_surface.h>
+
+static enum VL_PICTURE PictureToVL(int xvmc_pic)
+{
+ enum VL_PICTURE vl_pic;
+
+ switch (xvmc_pic)
+ {
+ case XVMC_TOP_FIELD:
+ {
+ vl_pic = VL_TOP_FIELD;
+ break;
+ }
+ case XVMC_BOTTOM_FIELD:
+ {
+ vl_pic = VL_BOTTOM_FIELD;
+ break;
+ }
+ case XVMC_FRAME_PICTURE:
+ {
+ vl_pic = VL_FRAME_PICTURE;
+ break;
+ }
+ default:
+ assert(0);
+ }
+
+ return vl_pic;
+}
+
+Status XvMCCreateSurface(Display *display, XvMCContext *context, XvMCSurface *surface)
+{
+ struct VL_CONTEXT *vl_ctx;
+ struct VL_SURFACE *vl_sfc;
+
+ assert(display);
+
+ if (!context)
+ return XvMCBadContext;
+ if (!surface)
+ return XvMCBadSurface;
+
+ vl_ctx = context->privData;
+
+ assert(display == vl_ctx->display);
+
+ vlCreateSurface(vl_ctx, &vl_sfc);
+
+ surface->surface_id = XAllocID(display);
+ surface->context_id = context->context_id;
+ surface->surface_type_id = context->surface_type_id;
+ surface->width = context->width;
+ surface->height = context->height;
+ surface->privData = vl_sfc;
+
+ return Success;
+}
+
+Status XvMCRenderSurface
+(
+ Display *display,
+ XvMCContext *context,
+ unsigned int picture_structure,
+ XvMCSurface *target_surface,
+ XvMCSurface *past_surface,
+ XvMCSurface *future_surface,
+ unsigned int flags,
+ unsigned int num_macroblocks,
+ unsigned int first_macroblock,
+ XvMCMacroBlockArray *macroblocks,
+ XvMCBlockArray *blocks
+)
+{
+ struct VL_CONTEXT *vl_ctx;
+ struct VL_SURFACE *target_vl_surface;
+ struct VL_SURFACE *past_vl_surface;
+ struct VL_SURFACE *future_vl_surface;
+ unsigned int i;
+
+ assert(display);
+
+ if (!context)
+ return XvMCBadContext;
+ if (!target_surface)
+ return XvMCBadSurface;
+
+ if
+ (
+ picture_structure != XVMC_TOP_FIELD &&
+ picture_structure != XVMC_BOTTOM_FIELD &&
+ picture_structure != XVMC_FRAME_PICTURE
+ )
+ return BadValue;
+ if (future_surface && !past_surface)
+ return BadMatch;
+
+ vl_ctx = context->privData;
+
+ assert(display == vl_ctx->display);
+
+ target_vl_surface = target_surface->privData;
+ past_vl_surface = past_surface ? past_surface->privData : NULL;
+ future_vl_surface = future_surface ? future_surface->privData : NULL;
+
+ assert(vl_ctx == target_vl_surface->context);
+ assert(!past_vl_surface || vl_ctx == past_vl_surface->context);
+ assert(!future_vl_surface || vl_ctx == future_vl_surface->context);
+
+ assert(macroblocks);
+ assert(blocks);
+
+ assert(macroblocks->context_id == context->context_id);
+ assert(blocks->context_id == context->context_id);
+
+ assert(flags == 0 || flags == XVMC_SECOND_FIELD);
+
+ for (i = first_macroblock; i < first_macroblock + num_macroblocks; ++i)
+ if (macroblocks->macro_blocks[i].macroblock_type & XVMC_MB_TYPE_INTRA)
+ vlRenderIMacroBlock
+ (
+ PictureToVL(picture_structure),
+ flags == XVMC_SECOND_FIELD ? VL_FIELD_SECOND : VL_FIELD_FIRST,
+ macroblocks->macro_blocks[i].x,
+ macroblocks->macro_blocks[i].y,
+ macroblocks->macro_blocks[i].coded_block_pattern,
+ macroblocks->macro_blocks[i].dct_type == XVMC_DCT_TYPE_FIELD ? VL_DCT_FIELD_CODED : VL_DCT_FRAME_CODED,
+ blocks->blocks + (macroblocks->macro_blocks[i].index * 64),
+ target_vl_surface
+ );
+ else if
+ (
+ (macroblocks->macro_blocks[i].macroblock_type & (XVMC_MB_TYPE_MOTION_FORWARD | XVMC_MB_TYPE_MOTION_BACKWARD))
+ == XVMC_MB_TYPE_MOTION_FORWARD
+ )
+ {
+ struct VL_MOTION_VECTOR motion_vector =
+ {
+ {
+ macroblocks->macro_blocks[i].PMV[0][0][0],
+ macroblocks->macro_blocks[i].PMV[0][0][1],
+ },
+ {
+ macroblocks->macro_blocks[i].PMV[1][0][0],
+ macroblocks->macro_blocks[i].PMV[1][0][1],
+ }
+ };
+
+ vlRenderPMacroBlock
+ (
+ PictureToVL(picture_structure),
+ flags == XVMC_SECOND_FIELD ? VL_FIELD_SECOND : VL_FIELD_FIRST,
+ macroblocks->macro_blocks[i].x,
+ macroblocks->macro_blocks[i].y,
+ macroblocks->macro_blocks[i].motion_type == XVMC_PREDICTION_FRAME ? VL_FIELD_MC : VL_FRAME_MC,
+ &motion_vector,
+ macroblocks->macro_blocks[i].coded_block_pattern,
+ macroblocks->macro_blocks[i].dct_type == XVMC_DCT_TYPE_FIELD ? VL_DCT_FIELD_CODED : VL_DCT_FRAME_CODED,
+ blocks->blocks + (macroblocks->macro_blocks[i].index * 64),
+ past_vl_surface,
+ target_vl_surface
+ );
+ }
+ else if
+ (
+ (macroblocks->macro_blocks[i].macroblock_type & (XVMC_MB_TYPE_MOTION_FORWARD | XVMC_MB_TYPE_MOTION_BACKWARD))
+ == XVMC_MB_TYPE_MOTION_BACKWARD
+ )
+ {
+ struct VL_MOTION_VECTOR motion_vector =
+ {
+ {
+ macroblocks->macro_blocks[i].PMV[0][1][0],
+ macroblocks->macro_blocks[i].PMV[0][1][1],
+ },
+ {
+ macroblocks->macro_blocks[i].PMV[1][1][0],
+ macroblocks->macro_blocks[i].PMV[1][1][1],
+ }
+ };
+
+ vlRenderPMacroBlock
+ (
+ PictureToVL(picture_structure),
+ flags == XVMC_SECOND_FIELD ? VL_FIELD_SECOND : VL_FIELD_FIRST,
+ macroblocks->macro_blocks[i].x,
+ macroblocks->macro_blocks[i].y,
+ macroblocks->macro_blocks[i].motion_type == XVMC_PREDICTION_FRAME ? VL_FIELD_MC : VL_FRAME_MC,
+ &motion_vector,
+ macroblocks->macro_blocks[i].coded_block_pattern,
+ macroblocks->macro_blocks[i].dct_type == XVMC_DCT_TYPE_FIELD ? VL_DCT_FIELD_CODED : VL_DCT_FRAME_CODED,
+ blocks->blocks + (macroblocks->macro_blocks[i].index * 64),
+ future_vl_surface,
+ target_vl_surface
+ );
+ }
+ else if
+ (
+ (macroblocks->macro_blocks[i].macroblock_type & (XVMC_MB_TYPE_MOTION_FORWARD | XVMC_MB_TYPE_MOTION_BACKWARD))
+ == (XVMC_MB_TYPE_MOTION_FORWARD | XVMC_MB_TYPE_MOTION_BACKWARD)
+ )
+ {
+ struct VL_MOTION_VECTOR motion_vector[2] =
+ {
+ {
+ {
+ macroblocks->macro_blocks[i].PMV[0][0][0],
+ macroblocks->macro_blocks[i].PMV[0][0][1],
+ },
+ {
+ macroblocks->macro_blocks[i].PMV[1][0][0],
+ macroblocks->macro_blocks[i].PMV[1][0][1],
+ }
+ },
+ {
+ {
+ macroblocks->macro_blocks[i].PMV[0][1][0],
+ macroblocks->macro_blocks[i].PMV[0][1][1],
+ },
+ {
+ macroblocks->macro_blocks[i].PMV[1][1][0],
+ macroblocks->macro_blocks[i].PMV[1][1][1],
+ }
+ }
+ };
+
+ vlRenderBMacroBlock
+ (
+ PictureToVL(picture_structure),
+ flags == XVMC_SECOND_FIELD ? VL_FIELD_SECOND : VL_FIELD_FIRST,
+ macroblocks->macro_blocks[i].x,
+ macroblocks->macro_blocks[i].y,
+ macroblocks->macro_blocks[i].motion_type == XVMC_PREDICTION_FRAME ? VL_FIELD_MC : VL_FRAME_MC,
+ motion_vector,
+ macroblocks->macro_blocks[i].coded_block_pattern,
+ macroblocks->macro_blocks[i].dct_type == XVMC_DCT_TYPE_FIELD ? VL_DCT_FIELD_CODED : VL_DCT_FRAME_CODED,
+ blocks->blocks + (macroblocks->macro_blocks[i].index * 64),
+ past_vl_surface,
+ future_vl_surface,
+ target_vl_surface
+ );
+ }
+ else
+ fprintf(stderr, "Unrecognized macroblock\n");
+
+ return Success;
+}
+
+Status XvMCFlushSurface(Display *display, XvMCSurface *surface)
+{
+ /* TODO: Check display & surface match */
+ return BadImplementation;
+}
+
+Status XvMCSyncSurface(Display *display, XvMCSurface *surface)
+{
+ /* TODO: Check display & surface match */
+ return BadImplementation;
+}
+
+Status XvMCPutSurface
+(
+ Display *display,
+ XvMCSurface *surface,
+ Drawable drawable,
+ short srcx,
+ short srcy,
+ unsigned short srcw,
+ unsigned short srch,
+ short destx,
+ short desty,
+ unsigned short destw,
+ unsigned short desth,
+ int flags
+)
+{
+ Window root;
+ int x, y;
+ unsigned int width, height;
+ unsigned int border_width;
+ unsigned int depth;
+ struct VL_SURFACE *vl_sfc;
+
+ assert(display);
+
+ if (!surface)
+ return XvMCBadSurface;
+
+ if (XGetGeometry(display, drawable, &root, &x, &y, &width, &height, &border_width, &depth) == BadDrawable)
+ return BadDrawable;
+
+ assert(flags == XVMC_TOP_FIELD || flags == XVMC_BOTTOM_FIELD || flags == XVMC_FRAME_PICTURE);
+
+ /* TODO: Correct for negative srcx,srcy & destx,desty by clipping */
+
+ assert(srcx + srcw - 1 < surface->width);
+ assert(srcy + srch - 1 < surface->height);
+ assert(destx + destw - 1 < width);
+ assert(desty + desth - 1 < height);
+
+ vl_sfc = surface->privData;
+
+ vlPutSurface(vl_sfc, drawable, srcx, srcy, srcw, srch, destx, desty, destw, desth, PictureToVL(flags));
+
+ return Success;
+}
+
+Status XvMCGetSurfaceStatus(Display *display, XvMCSurface *surface, int *status)
+{
+ struct VL_CONTEXT *vl_ctx;
+ struct VL_SURFACE *vl_sfc;
+
+ assert(display);
+
+ if (!surface)
+ return XvMCBadSurface;
+
+ assert(status);
+
+ vl_sfc = surface->privData;
+ vl_ctx = vl_sfc->context;
+
+ assert(display == vl_ctx->display);
+
+ /* TODO */
+ *status = 0;
+
+ return BadImplementation;
+}
+
+Status XvMCDestroySurface(Display *display, XvMCSurface *surface)
+{
+ struct VL_CONTEXT *vl_ctx;
+ struct VL_SURFACE *vl_sfc;
+
+ assert(display);
+
+ if (!surface)
+ return XvMCBadSurface;
+
+ vl_sfc = surface->privData;
+ vl_ctx = vl_sfc->context;
+
+ assert(display == vl_ctx->display);
+
+ vlDestroySurface(vl_sfc);
+
+ return Success;
+}
+
+Status XvMCHideSurface(Display *display, XvMCSurface *surface)
+{
+ struct VL_CONTEXT *vl_ctx;
+ struct VL_SURFACE *vl_sfc;
+
+ assert(display);
+
+ if (!surface)
+ return XvMCBadSurface;
+
+ vl_sfc = surface->privData;
+ vl_ctx = vl_sfc->context;
+
+ assert(display == vl_ctx->display);
+
+ /* No op, only for overlaid rendering */
+
+ return Success;
+}
+
--- /dev/null
+test_context
+test_surface
+test_blocks
+test_rendering
+
--- /dev/null
+CFLAGS += -g -Wall -Werror
+LDFLAGS +=
+LIBS += -lXvMCW -lXvMC -lXv
+
+#############################################
+
+.PHONY = all clean
+
+all: test_context test_surface test_blocks test_rendering
+
+test_context: test_context.o testlib.o
+ $(CC) ${LDFLAGS} -o $@ $^ ${LIBS}
+
+test_surface: test_surface.o testlib.o
+ $(CC) ${LDFLAGS} -o $@ $^ ${LIBS}
+
+test_blocks: test_blocks.o testlib.o
+ $(CC) ${LDFLAGS} -o $@ $^ ${LIBS}
+
+test_rendering: test_rendering.o testlib.o
+ $(CC) ${LDFLAGS} -o $@ $^ ${LIBS}
+
+clean:
+ rm -rf *.o test_context test_surface test_blocks test_rendering
+
--- /dev/null
+#include <assert.h>
+#include <error.h>
+#include "testlib.h"
+
+int main(int argc, char **argv)
+{
+ const unsigned int width = 16, height = 16;
+ const unsigned int min_required_blocks = 1, min_required_macroblocks = 1;
+ const unsigned int mc_types[2] = {XVMC_MOCOMP | XVMC_MPEG_2, XVMC_IDCT | XVMC_MPEG_2};
+
+ Display *display;
+ XvPortID port_num;
+ int surface_type_id;
+ unsigned int is_overlay, intra_unsigned;
+ int colorkey;
+ XvMCContext context;
+ XvMCSurface surface;
+ XvMCBlockArray blocks = {0};
+ XvMCMacroBlockArray macroblocks = {0};
+
+ display = XOpenDisplay(NULL);
+
+ if (!GetPort
+ (
+ display,
+ width,
+ height,
+ XVMC_CHROMA_FORMAT_420,
+ mc_types,
+ 2,
+ &port_num,
+ &surface_type_id,
+ &is_overlay,
+ &intra_unsigned
+ ))
+ {
+ XCloseDisplay(display);
+ error(1, 0, "Error, unable to find a good port.\n");
+ }
+
+ if (is_overlay)
+ {
+ Atom xv_colorkey = XInternAtom(display, "XV_COLORKEY", 0);
+ XvGetPortAttribute(display, port_num, xv_colorkey, &colorkey);
+ }
+
+ assert(XvMCCreateContext(display, port_num, surface_type_id, width, height, XVMC_DIRECT, &context) == Success);
+ assert(XvMCCreateSurface(display, &context, &surface) == Success);
+
+ /* Test NULL context */
+ assert(XvMCCreateBlocks(display, NULL, 1, &blocks) == XvMCBadContext);
+ /* Test 0 blocks */
+ assert(XvMCCreateBlocks(display, &context, 0, &blocks) == BadValue);
+ /* Test too many blocks */
+ /*assert(XvMCCreateBlocks(display, &context, 16384, &blocks) == BadAlloc);*/
+
+ /* Note: No XvMCBadBlock(s) error in spec */
+
+ /* Test valid params */
+ assert(XvMCCreateBlocks(display, &context, min_required_blocks, &blocks) == Success);
+ /* Test context id assigned and correct */
+ assert(blocks.context_id == context.context_id);
+ /* Test number of blocks assigned and correct */
+ assert(blocks.num_blocks == min_required_blocks);
+ /* Test block pointer valid */
+ assert(blocks.blocks != NULL);
+ /* Test NULL context */
+ assert(XvMCCreateMacroBlocks(display, NULL, 1, ¯oblocks) == XvMCBadContext);
+ /* Test 0 macroblocks */
+ assert(XvMCCreateMacroBlocks(display, &context, 0, ¯oblocks) == BadValue);
+ /* Test too many macroblocks */
+ /*assert(XvMCCreateMacroBlocks(display, &context, 16384, ¯oblocks) == BadAlloc);*/
+
+ /* Note: No XvMCBadMacroBlock(s) error in spec */
+
+ /* Test valid params */
+ assert(XvMCCreateMacroBlocks(display, &context, min_required_macroblocks, ¯oblocks) == Success);
+ /* Test context id assigned and correct */
+ assert(macroblocks.context_id == context.context_id);
+ /* Test macroblock pointer valid */
+ assert(macroblocks.macro_blocks != NULL);
+ /* Test valid params */
+ assert(XvMCDestroyMacroBlocks(display, ¯oblocks) == Success);
+ /* Test valid params */
+ assert(XvMCDestroyBlocks(display, &blocks) == Success);
+
+ assert(XvMCDestroySurface(display, &surface) == Success);
+ assert(XvMCDestroyContext(display, &context) == Success);
+
+ XvUngrabPort(display, port_num, CurrentTime);
+ XCloseDisplay(display);
+
+ return 0;
+}
+
--- /dev/null
+#include <assert.h>
+#include <error.h>
+#include "testlib.h"
+
+int main(int argc, char **argv)
+{
+ const unsigned int width = 16, height = 16;
+ const unsigned int mc_types[2] = {XVMC_MOCOMP | XVMC_MPEG_2, XVMC_IDCT | XVMC_MPEG_2};
+
+ Display *display;
+ XvPortID port_num;
+ int surface_type_id;
+ unsigned int is_overlay, intra_unsigned;
+ int colorkey;
+ XvMCContext context = {0};
+
+ display = XOpenDisplay(NULL);
+
+ if (!GetPort
+ (
+ display,
+ width,
+ height,
+ XVMC_CHROMA_FORMAT_420,
+ mc_types,
+ 2,
+ &port_num,
+ &surface_type_id,
+ &is_overlay,
+ &intra_unsigned
+ ))
+ {
+ XCloseDisplay(display);
+ error(1, 0, "Error, unable to find a good port.\n");
+ }
+
+ if (is_overlay)
+ {
+ Atom xv_colorkey = XInternAtom(display, "XV_COLORKEY", 0);
+ XvGetPortAttribute(display, port_num, xv_colorkey, &colorkey);
+ }
+
+ /* Note: XvMCBadContext not a valid return for XvMCCreateContext in the XvMC API, but openChrome driver returns it */
+ /* Note: Nvidia binary driver segfaults on NULL context, halts with debug output on bad port */
+
+ /* Test NULL context */
+ assert(XvMCCreateContext(display, port_num, surface_type_id, width, height, XVMC_DIRECT, NULL) == XvMCBadContext);
+ /* Test invalid port */
+ assert(XvMCCreateContext(display, port_num + 1, surface_type_id, width, height, XVMC_DIRECT, &context) == XvBadPort);
+ /* Test invalid surface */
+ assert(XvMCCreateContext(display, port_num, surface_type_id + 1, width, height, XVMC_DIRECT, &context) == BadMatch);
+ /* Test invalid flags */
+ assert(XvMCCreateContext(display, port_num, surface_type_id, width, height, -1, &context) == BadValue);
+ /* Test huge width */
+ assert(XvMCCreateContext(display, port_num, surface_type_id, 16384, height, XVMC_DIRECT, &context) == BadValue);
+ /* Test huge height */
+ assert(XvMCCreateContext(display, port_num, surface_type_id, width, 16384, XVMC_DIRECT, &context) == BadValue);
+ /* Test huge width & height */
+ assert(XvMCCreateContext(display, port_num, surface_type_id, 16384, 16384, XVMC_DIRECT, &context) == BadValue);
+ /* Test valid params */
+ assert(XvMCCreateContext(display, port_num, surface_type_id, width, height, XVMC_DIRECT, &context) == Success);
+ /* Test context id assigned */
+ assert(context.context_id != 0);
+ /* Test surface type id assigned and correct */
+ assert(context.surface_type_id == surface_type_id);
+ /* Test width & height assigned and correct */
+ assert(context.width == width && context.height == height);
+ /* Test port assigned and correct */
+ assert(context.port == port_num);
+ /* Test flags assigned and correct */
+ assert(context.flags == XVMC_DIRECT);
+ /* Test NULL context */
+ assert(XvMCDestroyContext(display, NULL) == XvMCBadContext);
+ /* Test valid params */
+ assert(XvMCDestroyContext(display, &context) == Success);
+ /* Test awkward but valid width */
+ assert(XvMCCreateContext(display, port_num, surface_type_id, width + 1, height, XVMC_DIRECT, &context) == Success);
+ assert(context.width >= width + 1);
+ assert(XvMCDestroyContext(display, &context) == Success);
+ /* Test awkward but valid height */
+ assert(XvMCCreateContext(display, port_num, surface_type_id, width, height + 1, XVMC_DIRECT, &context) == Success);
+ assert(context.height >= height + 1);
+ assert(XvMCDestroyContext(display, &context) == Success);
+ /* Test awkward but valid width & height */
+ assert(XvMCCreateContext(display, port_num, surface_type_id, width + 1, height + 1, XVMC_DIRECT, &context) == Success);
+ assert(context.width >= width + 1 && context.height >= height + 1);
+ assert(XvMCDestroyContext(display, &context) == Success);
+
+ XvUngrabPort(display, port_num, CurrentTime);
+ XCloseDisplay(display);
+
+ return 0;
+}
+
--- /dev/null
+#include <assert.h>
+#include <stdio.h>
+#include <error.h>
+#include "testlib.h"
+
+int main(int argc, char **argv)
+{
+ const unsigned int width = 32, height = 32;
+ const unsigned int mwidth = width / 16, mheight = height / 16;
+ const unsigned int num_macroblocks = mwidth * mheight;
+ const unsigned int num_blocks = num_macroblocks * 6;
+ const unsigned int mc_types[2] = {XVMC_MOCOMP | XVMC_MPEG_2, XVMC_IDCT | XVMC_MPEG_2};
+
+ int quit = 0;
+ Display *display;
+ Window root, window;
+ Pixmap framebuffer;
+ XEvent event;
+ XvPortID port_num;
+ int surface_type_id;
+ unsigned int is_overlay, intra_unsigned;
+ int colorkey;
+ XvMCContext context;
+ XvMCSurface surface;
+ XvMCBlockArray blocks;
+ XvMCMacroBlockArray macroblocks;
+ unsigned int b, x, y;
+
+ display = XOpenDisplay(NULL);
+
+ if (!GetPort
+ (
+ display,
+ width,
+ height,
+ XVMC_CHROMA_FORMAT_420,
+ mc_types,
+ 2,
+ &port_num,
+ &surface_type_id,
+ &is_overlay,
+ &intra_unsigned
+ ))
+ {
+ XCloseDisplay(display);
+ error(1, 0, "Error, unable to find a good port.\n");
+ }
+
+ if (is_overlay)
+ {
+ Atom xv_colorkey = XInternAtom(display, "XV_COLORKEY", 0);
+ XvGetPortAttribute(display, port_num, xv_colorkey, &colorkey);
+ }
+
+ root = XDefaultRootWindow(display);
+ window = XCreateSimpleWindow(display, root, 0, 0, width, height, 0, 0, colorkey);
+ framebuffer = XCreatePixmap(display, root, width, height, 24);
+
+ XSelectInput(display, window, ExposureMask | KeyPressMask);
+ XMapWindow(display, window);
+ XSync(display, 0);
+
+ assert(XvMCCreateContext(display, port_num, surface_type_id, width, height, XVMC_DIRECT, &context) == Success);
+ assert(XvMCCreateSurface(display, &context, &surface) == Success);
+ assert(XvMCCreateBlocks(display, &context, num_blocks, &blocks) == Success);
+ assert(XvMCCreateMacroBlocks(display, &context, num_macroblocks, ¯oblocks) == Success);
+
+ for (b = 0; b < 6; ++b)
+ {
+ for (y = 0; y < 8; ++y)
+ {
+ for (x = 0; x < 8; ++x)
+ {
+ blocks.blocks[b * 64 + y * 8 + x] = 0xFFFF;
+ }
+ }
+ }
+
+ for (y = 0; y < mheight; ++y)
+ {
+ for (x = 0; x < mwidth; ++x)
+ {
+ macroblocks.macro_blocks[y * mwidth + x].x = x;
+ macroblocks.macro_blocks[y * mwidth + x].y = y;
+ macroblocks.macro_blocks[y * mwidth + x].index = (y * mwidth + x) * 6;
+ macroblocks.macro_blocks[y * mwidth + x].macroblock_type = XVMC_MB_TYPE_INTRA;
+ macroblocks.macro_blocks[y * mwidth + x].coded_block_pattern = 0x3F;
+ macroblocks.macro_blocks[y * mwidth + x].dct_type = XVMC_DCT_TYPE_FRAME;
+ }
+ }
+
+ /* Test NULL context */
+ assert(XvMCRenderSurface(display, NULL, XVMC_FRAME_PICTURE, &surface, NULL, NULL, 0, 1, 0, ¯oblocks, &blocks) == XvMCBadContext);
+ /* Test NULL surface */
+ assert(XvMCRenderSurface(display, &context, XVMC_FRAME_PICTURE, NULL, NULL, NULL, 0, 1, 0, ¯oblocks, &blocks) == XvMCBadSurface);
+ /* Test bad picture structure */
+ assert(XvMCRenderSurface(display, &context, 0, &surface, NULL, NULL, 0, 1, 0, ¯oblocks, &blocks) == BadValue);
+ /* Test valid params */
+ assert(XvMCRenderSurface(display, &context, XVMC_FRAME_PICTURE, &surface, NULL, NULL, 0, num_macroblocks, 0, ¯oblocks, &blocks) == Success);
+
+ /* Test NULL surface */
+ assert(XvMCPutSurface(display, NULL, window, 0, 0, width, height, 0, 0, width, height, XVMC_FRAME_PICTURE) == XvMCBadSurface);
+ /* Test bad window */
+ /* X halts with a bad drawable for some reason, doesn't return BadDrawable as expected */
+ /*assert(XvMCPutSurface(display, &surface, 0, 0, 0, width, height, 0, 0, width, height, XVMC_FRAME_PICTURE) == BadDrawable);*/
+ /* Test valid params */
+ assert(XvMCPutSurface(display, &surface, framebuffer, 0, 0, width, height, 0, 0, width, height, XVMC_FRAME_PICTURE) == Success);
+
+ puts("Press any key to continue...");
+
+ while (!quit)
+ {
+ XNextEvent(display, &event);
+ switch (event.type)
+ {
+ case Expose:
+ {
+ XCopyArea
+ (
+ display,
+ framebuffer,
+ window,
+ XDefaultGC(display, XDefaultScreen(display)),
+ 0,
+ 0,
+ width,
+ height,
+ 0,
+ 0
+ );
+ break;
+ }
+ case KeyPress:
+ {
+ quit = 1;
+ break;
+ }
+ }
+ }
+
+ assert(XvMCDestroyBlocks(display, &blocks) == Success);
+ assert(XvMCDestroyMacroBlocks(display, ¯oblocks) == Success);
+ assert(XvMCDestroySurface(display, &surface) == Success);
+ assert(XvMCDestroyContext(display, &context) == Success);
+
+ XFreePixmap(display, framebuffer);
+ XvUngrabPort(display, port_num, CurrentTime);
+ XDestroyWindow(display, window);
+ XCloseDisplay(display);
+
+ return 0;
+}
+
--- /dev/null
+#include <assert.h>
+#include <error.h>
+#include "testlib.h"
+
+int main(int argc, char **argv)
+{
+ const unsigned int width = 16, height = 16;
+ const unsigned int mc_types[2] = {XVMC_MOCOMP | XVMC_MPEG_2, XVMC_IDCT | XVMC_MPEG_2};
+
+ Display *display;
+ XvPortID port_num;
+ int surface_type_id;
+ unsigned int is_overlay, intra_unsigned;
+ int colorkey;
+ XvMCContext context;
+ XvMCSurface surface = {0};
+
+ display = XOpenDisplay(NULL);
+
+ if (!GetPort
+ (
+ display,
+ width,
+ height,
+ XVMC_CHROMA_FORMAT_420,
+ mc_types,
+ 2,
+ &port_num,
+ &surface_type_id,
+ &is_overlay,
+ &intra_unsigned
+ ))
+ {
+ XCloseDisplay(display);
+ error(1, 0, "Error, unable to find a good port.\n");
+ }
+
+ if (is_overlay)
+ {
+ Atom xv_colorkey = XInternAtom(display, "XV_COLORKEY", 0);
+ XvGetPortAttribute(display, port_num, xv_colorkey, &colorkey);
+ }
+
+ assert(XvMCCreateContext(display, port_num, surface_type_id, width, height, XVMC_DIRECT, &context) == Success);
+
+ /* Test NULL context */
+ assert(XvMCCreateSurface(display, NULL, &surface) == XvMCBadContext);
+ /* Test NULL surface */
+ assert(XvMCCreateSurface(display, &context, NULL) == XvMCBadSurface);
+ /* Test valid params */
+ assert(XvMCCreateSurface(display, &context, &surface) == Success);
+ /* Test surface id assigned */
+ assert(surface.surface_id != 0);
+ /* Test context id assigned and correct */
+ assert(surface.context_id == context.context_id);
+ /* Test surface type id assigned and correct */
+ assert(surface.surface_type_id == surface_type_id);
+ /* Test width & height assigned and correct */
+ assert(surface.width == width && surface.height == height);
+ /* Test valid params */
+ assert(XvMCDestroySurface(display, &surface) == Success);
+ /* Test NULL surface */
+ assert(XvMCDestroySurface(display, NULL) == XvMCBadSurface);
+
+ assert(XvMCDestroyContext(display, &context) == Success);
+
+ XvUngrabPort(display, port_num, CurrentTime);
+ XCloseDisplay(display);
+
+ return 0;
+}
+
--- /dev/null
+#include "testlib.h"
+#include <stdio.h>
+
+/*
+void test(int pred, const char *pred_string, const char *doc_string, const char *file, unsigned int line)
+{
+ fputs(doc_string, stderr);
+ if (!pred)
+ fprintf(stderr, " FAIL!\n\t\"%s\" at %s:%u\n", pred_string, file, line);
+ else
+ fputs(" PASS!\n", stderr);
+}
+*/
+
+int GetPort
+(
+ Display *display,
+ unsigned int width,
+ unsigned int height,
+ unsigned int chroma_format,
+ const unsigned int *mc_types,
+ unsigned int num_mc_types,
+ XvPortID *port_id,
+ int *surface_type_id,
+ unsigned int *is_overlay,
+ unsigned int *intra_unsigned
+)
+{
+ unsigned int found_port = 0;
+ XvAdaptorInfo *adaptor_info;
+ unsigned int num_adaptors;
+ int num_types;
+ int ev_base, err_base;
+ unsigned int i, j, k, l;
+
+ if (!XvMCQueryExtension(display, &ev_base, &err_base))
+ return 0;
+ if (XvQueryAdaptors(display, XDefaultRootWindow(display), &num_adaptors, &adaptor_info) != Success)
+ return 0;
+
+ for (i = 0; i < num_adaptors && !found_port; ++i)
+ {
+ if (adaptor_info[i].type & XvImageMask)
+ {
+ XvMCSurfaceInfo *surface_info = XvMCListSurfaceTypes(display, adaptor_info[i].base_id, &num_types);
+
+ if (surface_info)
+ {
+ for (j = 0; j < num_types && !found_port; ++j)
+ {
+ if
+ (
+ surface_info[j].chroma_format == chroma_format &&
+ surface_info[j].max_width >= width &&
+ surface_info[j].max_height >= height
+ )
+ {
+ for (k = 0; k < num_mc_types && !found_port; ++k)
+ {
+ if (surface_info[j].mc_type == mc_types[k])
+ {
+ for (l = 0; l < adaptor_info[i].num_ports && !found_port; ++l)
+ {
+ if (XvGrabPort(display, adaptor_info[i].base_id + l, CurrentTime) == Success)
+ {
+ *port_id = adaptor_info[i].base_id + l;
+ *surface_type_id = surface_info[j].surface_type_id;
+ *is_overlay = surface_info[j].flags & XVMC_OVERLAID_SURFACE;
+ *intra_unsigned = surface_info[j].flags & XVMC_INTRA_UNSIGNED;
+ found_port = 1;
+ }
+ }
+ }
+ }
+ }
+ }
+
+ XFree(surface_info);
+ }
+ }
+ }
+
+ XvFreeAdaptorInfo(adaptor_info);
+
+ return found_port;
+}
+
--- /dev/null
+#ifndef testlib_h
+#define testlib_h
+
+/*
+#define TEST(pred, doc) test(pred, #pred, doc, __FILE__, __LINE__)
+
+void test(int pred, const char *pred_string, const char *doc_string, const char *file, unsigned int line);
+*/
+
+#include <X11/Xlib.h>
+#include <X11/extensions/XvMClib.h>
+
+/*
+ * display: IN A valid X display
+ * width, height: IN Surface size that the port must display
+ * chroma_format: IN Chroma format that the port must display
+ * mc_types, num_mc_types: IN List of MC types that the port must support, first port that matches the first mc_type will be returned
+ * port_id: OUT Your port's ID
+ * surface_type_id: OUT Your port's surface ID
+ * is_overlay: OUT If 1, port uses overlay surfaces, you need to set a colorkey
+ * intra_unsigned: OUT If 1, port uses unsigned values for intra-coded blocks
+ */
+int GetPort
+(
+ Display *display,
+ unsigned int width,
+ unsigned int height,
+ unsigned int chroma_format,
+ const unsigned int *mc_types,
+ unsigned int num_mc_types,
+ XvPortID *port_id,
+ int *surface_type_id,
+ unsigned int *is_overlay,
+ unsigned int *intra_unsigned
+);
+
+#endif
+
projects / profile / ivi / mesa.git / commitdiff