+++ /dev/null
-/*
- * Copyright © 2012 Intel Corporation
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that the above copyright notice appear in all copies and that both that
- * copyright notice and this permission notice appear in supporting
- * documentation, and that the name of the copyright holders not be used in
- * advertising or publicity pertaining to distribution of the software
- * without specific, written prior permission. The copyright holders make
- * no representations about the suitability of this software for any
- * purpose. It is provided "as is" without express or implied warranty.
- *
- * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
- * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
- * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
- * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
- * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
- * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-
-#include <stdlib.h>
-#include <stdio.h>
-#include <stdint.h>
-#include <sys/mman.h>
-#include <sys/mman.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <unistd.h>
-#include <string.h>
-#include <fcntl.h>
-
-#include <cairo.h>
-
-#define WCAP_HEADER_MAGIC 0x57434150
-
-#define WCAP_FORMAT_XRGB8888 0x34325258
-#define WCAP_FORMAT_XBGR8888 0x34324258
-#define WCAP_FORMAT_RGBX8888 0x34325852
-#define WCAP_FORMAT_BGRX8888 0x34325842
-
-struct wcap_header {
- uint32_t magic;
- uint32_t format;
- uint32_t width, height;
-};
-
-struct wcap_frame_header {
- uint32_t msecs;
- uint32_t nrects;
-};
-
-struct wcap_rectangle {
- int32_t x1, y1, x2, y2;
-};
-
-struct wcap_decoder {
- int fd;
- size_t size;
- void *map, *p, *end;
- uint32_t *frame;
- int width, height;
-};
-
-static void
-wcap_decoder_decode_rectangle(struct wcap_decoder *decoder,
- struct wcap_rectangle *rect)
-{
- uint32_t v, *p = decoder->p, *d;
- int width = rect->x2 - rect->x1, height = rect->y2 - rect->y1;
- int x, i, j, k, l, count = width * height;
-
- d = decoder->frame + (rect->y2 - 1) * decoder->width;
- x = rect->x1;
- i = 0;
- while (i < count) {
- v = *p++;
- l = v >> 24;
- if (l < 0xe0) {
- j = l + 1;
- } else {
- j = 1 << (l - 0xe0 + 7);
- }
-
- for (k = 0; k < j; k++) {
- d[x] = (d[x] + v) | 0xff000000;
- x++;
- if (x == rect->x2) {
- x = rect->x1;
- d -= decoder->width;
- }
- }
- i += j;
- }
-
- if (i != count)
- printf("rle encoding longer than expected (%d expected %d)\n",
- i, count);
-
- decoder->p = p;
-}
-
-static int
-wcap_decoder_get_frame(struct wcap_decoder *decoder)
-{
- struct wcap_rectangle *rects;
- struct wcap_frame_header *header;
- uint32_t *s;
- uint32_t i;
- int width, height;
-
- if (decoder->p == decoder->end)
- return 0;
-
- header = decoder->p;
-
- rects = (void *) (header + 1);
- decoder->p = (uint32_t *) (rects + header->nrects);
- for (i = 0; i < header->nrects; i++) {
- width = rects[i].x2 - rects[i].x1;
- height = rects[i].y2 - rects[i].y1;
- wcap_decoder_decode_rectangle(decoder, &rects[i]);
- }
-
- return 1;
-}
-
-struct wcap_decoder *
-wcap_decoder_create(const char *filename)
-{
- struct wcap_decoder *decoder;
- struct wcap_header *header;
- int frame_size;
- struct stat buf;
-
- decoder = malloc(sizeof *decoder);
- if (decoder == NULL)
- return NULL;
-
- decoder->fd = open(filename, O_RDONLY);
- if (decoder->fd == -1)
- return NULL;
-
- fstat(decoder->fd, &buf);
- decoder->size = buf.st_size;
- decoder->map = mmap(NULL, decoder->size,
- PROT_READ, MAP_PRIVATE, decoder->fd, 0);
-
- header = decoder->map;
- decoder->width = header->width;
- decoder->height = header->height;
- decoder->p = header + 1;
- decoder->end = decoder->map + decoder->size;
-
- frame_size = header->width * header->height * 4;
- decoder->frame = malloc(frame_size);
- memset(decoder->frame, 0, frame_size);
-
- return decoder;
-}
-
-void
-wcap_decoder_destroy(struct wcap_decoder *decoder)
-{
- munmap(decoder->map, decoder->size);
- free(decoder->frame);
- free(decoder);
-}
-
-static void
-write_png(struct wcap_decoder *decoder, const char *filename)
-{
- cairo_surface_t *surface;
-
- surface = cairo_image_surface_create_for_data((unsigned char *) decoder->frame,
- CAIRO_FORMAT_ARGB32,
- decoder->width,
- decoder->height,
- decoder->width * 4);
- cairo_surface_write_to_png(surface, filename);
- cairo_surface_destroy(surface);
-}
-
-int main(int argc, char *argv[])
-{
- struct wcap_decoder *decoder;
- int i, output_frame;
- char filename[200];
-
- if (argc != 2 && argc != 3) {
- fprintf(stderr, "usage: wcap-decode WCAP_FILE [FRAME]\n");
- return 1;
- }
-
- decoder = wcap_decoder_create(argv[1]);
- output_frame = -1;
- if (argc == 3)
- output_frame = strtol(argv[2], NULL, 0);
-
- i = 0;
- while (wcap_decoder_get_frame(decoder)) {
- if (i == output_frame) {
- snprintf(filename, sizeof filename,
- "wcap-frame-%d.png", i);
- write_png(decoder, filename);
- printf("wrote %s\n", filename);
- }
- i++;
- }
-
- printf("wcap file: size %dx%d, %d frames\n",
- decoder->width, decoder->height, i);
-
- wcap_decoder_destroy(decoder);
-}
--- /dev/null
+/*
+ * Copyright © 2012 Intel Corporation
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of the copyright holders not be used in
+ * advertising or publicity pertaining to distribution of the software
+ * without specific, written prior permission. The copyright holders make
+ * no representations about the suitability of this software for any
+ * purpose. It is provided "as is" without express or implied warranty.
+ *
+ * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
+ * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
+ * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
+ * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
+ * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <stdint.h>
+#include <sys/mman.h>
+#include <sys/mman.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
+#include <string.h>
+#include <fcntl.h>
+
+#include <cairo.h>
+
+#include "wcap-decode.h"
+
+static void
+write_png(struct wcap_decoder *decoder, const char *filename)
+{
+ cairo_surface_t *surface;
+
+ surface = cairo_image_surface_create_for_data((unsigned char *) decoder->frame,
+ CAIRO_FORMAT_ARGB32,
+ decoder->width,
+ decoder->height,
+ decoder->width * 4);
+ cairo_surface_write_to_png(surface, filename);
+ cairo_surface_destroy(surface);
+}
+
+int main(int argc, char *argv[])
+{
+ struct wcap_decoder *decoder;
+ int i, output_frame;
+ char filename[200];
+
+ if (argc != 2 && argc != 3) {
+ fprintf(stderr, "usage: wcap-snapshot WCAP_FILE [FRAME]\n");
+ return 1;
+ }
+
+ decoder = wcap_decoder_create(argv[1]);
+ output_frame = -1;
+ if (argc == 3)
+ output_frame = strtol(argv[2], NULL, 0);
+
+ i = 0;
+ while (wcap_decoder_get_frame(decoder)) {
+ if (i == output_frame) {
+ snprintf(filename, sizeof filename,
+ "wcap-frame-%d.png", i);
+ write_png(decoder, filename);
+ printf("wrote %s\n", filename);
+ }
+ i++;
+ }
+
+ printf("wcap file: size %dx%d, %d frames\n",
+ decoder->width, decoder->height, i);
+
+ wcap_decoder_destroy(decoder);
+}
projects / platform / upstream / weston.git / commitdiff