dnl Non ported plugins (non-dependant, then dependant)
dnl Make sure you have a space before and after all plugins
-GST_PLUGINS_NONPORTED="cairo cairo_gobject osx_audio "
+GST_PLUGINS_NONPORTED="osx_audio "
AC_SUBST(GST_PLUGINS_NONPORTED)
dnl these are all the gst plug-ins, compilable without additional libs
dnl *** cairo ***
translit(dnm, m, l) AM_CONDITIONAL(USE_CAIRO, true)
-AG_GST_CHECK_FEATURE(CAIRO, [Cairo graphics rendering], cairo, [
- AG_GST_PKG_CHECK_MODULES(CAIRO, cairo >= 1.0.0)
-])
-
-dnl *** cairo-gobject ***
-translit(dnm, m, l) AM_CONDITIONAL(USE_CAIRO_GOBJECT, true)
-AG_GST_CHECK_FEATURE(CAIRO_GOBJECT,
- [Cairo graphics rendering gobject bindings], cairooverlay, [
- AG_GST_PKG_CHECK_MODULES(CAIRO_GOBJECT, cairo-gobject >= 1.10.0)
+AG_GST_CHECK_FEATURE(CAIRO, [Cairo graphics rendering and gobject bindings], cairo, [
+ AG_GST_PKG_CHECK_MODULES(CAIRO, cairo >= 1.10.0 cairo-gobject >= 1.10.0)
])
dnl *** FLAC ***
AM_CONDITIONAL(USE_AALIB, false)
AM_CONDITIONAL(USE_BZ2, false)
AM_CONDITIONAL(USE_CAIRO, false)
-AM_CONDITIONAL(USE_CAIRO_GOBJECT, false)
AM_CONDITIONAL(USE_DIRECTSOUND, false)
AM_CONDITIONAL(USE_DV1394, false)
AM_CONDITIONAL(USE_FLAC, false)
+++ /dev/null
-gstcairo-marshal.c
-gstcairo-marshal.h
plugin_LTLIBRARIES = libgstcairo.la
-if USE_CAIRO_GOBJECT
-glib_enum_define = GST_CAIRO
-glib_gen_prefix = gst_cairo
-glib_gen_basename = gstcairo
-
-include $(top_srcdir)/common/gst-glib-gen.mak
-
-built_sources = gstcairo-marshal.c
-built_headers = gstcairo-marshal.h
-
-BUILT_SOURCES = $(built_sources) $(built_headers)
-
-gstcairo_gobject_dep_sources = gstcairooverlay.c
-gstcairo_gobject_dep_headers = gstcairooverlay.h
-
-CLEANFILES = $(BUILT_SOURCES)
-endif
+# we probably don't really want to port these
+# gsttimeoverlay.h
+# gsttextoverlay.h
+# gstcairorender.h
+# gsttimeoverlay.c
+# gsttextoverlay.c
+# gstcairorender.c
noinst_HEADERS = \
- gsttimeoverlay.h \
- gsttextoverlay.h \
- gstcairorender.h \
- $(gstcairo_gobject_dep_headers)
+ gstcairooverlay.h
libgstcairo_la_SOURCES = \
gstcairo.c \
- gsttimeoverlay.c \
- gsttextoverlay.c \
- gstcairorender.c \
- $(gstcairo_gobject_dep_sources)
-nodist_libgstcairo_la_SOURCES = \
- $(built_sources)
+ gstcairooverlay.c
libgstcairo_la_CFLAGS = \
$(GST_PLUGINS_BASE_CFLAGS) \
$(GST_BASE_CFLAGS) \
- $(GST_CFLAGS) $(CAIRO_CFLAGS) $(CAIRO_GOBJECT_CFLAGS)
+ $(GST_CFLAGS) $(CAIRO_CFLAGS)
libgstcairo_la_LIBADD = \
$(GST_PLUGINS_BASE_LIBS) -lgstvideo-$(GST_API_VERSION) \
- $(GST_BASE_LIBS) $(GST_LIBS) $(CAIRO_LIBS) $(CAIRO_GOBJECT_LIBS) $(LIBM)
+ $(GST_BASE_LIBS) $(GST_LIBS) $(CAIRO_LIBS) $(LIBM)
libgstcairo_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
libgstcairo_la_LIBTOOLFLAGS = --tag=disable-static
-EXTRA_DIST = gstcairo-marshal.list
-
+++ /dev/null
-VOID:BOXED,UINT64,UINT64
-VOID:BOXED
#include "config.h"
#endif
+#if 0
#include <gsttimeoverlay.h>
#include <gsttextoverlay.h>
#include <gstcairorender.h>
+#endif
-#ifdef HAVE_CAIRO_GOBJECT
#include <gstcairooverlay.h>
-#endif
#include <string.h>
#include <math.h>
static gboolean
plugin_init (GstPlugin * plugin)
{
+#if 0
+ /* we probably don't want to port these */
gst_element_register (plugin, "cairotextoverlay", GST_RANK_NONE,
GST_TYPE_CAIRO_TEXT_OVERLAY);
gst_element_register (plugin, "cairotimeoverlay", GST_RANK_NONE,
GST_TYPE_CAIRO_TIME_OVERLAY);
-#ifdef HAVE_CAIRO_GOBJECT
- gst_element_register (plugin, "cairooverlay", GST_RANK_NONE,
- GST_TYPE_CAIRO_OVERLAY);
-#endif
gst_element_register (plugin, "cairorender", GST_RANK_SECONDARY,
GST_TYPE_CAIRO_RENDER);
+#endif
+
+ gst_element_register (plugin, "cairooverlay", GST_RANK_NONE,
+ GST_TYPE_CAIRO_OVERLAY);
GST_DEBUG_CATEGORY_INIT (cairo_debug, "cairo", 0, "Cairo elements");
#endif
#include "gstcairooverlay.h"
-#include "gstcairo-marshal.h"
#include <gst/video/video.h>
#include <cairo.h>
#if G_BYTE_ORDER == G_LITTLE_ENDIAN
-#define TEMPLATE_CAPS GST_VIDEO_CAPS_BGRx " ; " GST_VIDEO_CAPS_BGRA " ; "
+#define TEMPLATE_CAPS GST_VIDEO_CAPS_MAKE("{ BGRx, BGRA }")
#else
-#define TEMPLATE_CAPS GST_VIDEO_CAPS_xRGB " ; " GST_VIDEO_CAPS_ARGB " ; "
+#define TEMPLATE_CAPS GST_VIDEO_CAPS_MAKE("{ xRGB, ARGB }")
#endif
GST_STATIC_CAPS (TEMPLATE_CAPS)
);
-
-GST_BOILERPLATE (GstCairoOverlay, gst_cairo_overlay, GstVideoFilter,
- GST_TYPE_VIDEO_FILTER);
+G_DEFINE_TYPE (GstCairoOverlay, gst_cairo_overlay, GST_TYPE_VIDEO_FILTER);
enum
{
static guint gst_cairo_overlay_signals[N_SIGNALS];
static gboolean
-gst_cairo_overlay_set_caps (GstBaseTransform * btrans, GstCaps * incaps,
- GstCaps * outcaps)
+gst_cairo_overlay_set_info (GstVideoFilter * vfilter, GstCaps * in_caps,
+ GstVideoInfo * in_info, GstCaps * out_caps, GstVideoInfo * out_info)
{
- GstCairoOverlay *overlay = GST_CAIRO_OVERLAY (btrans);
- gboolean ret;
-
- ret =
- gst_video_format_parse_caps (incaps, &overlay->format, &overlay->width,
- &overlay->height);
- if (G_UNLIKELY (!ret))
- return FALSE;
+ GstCairoOverlay *overlay = GST_CAIRO_OVERLAY (vfilter);
g_signal_emit (overlay, gst_cairo_overlay_signals[SIGNAL_CAPS_CHANGED], 0,
- incaps, NULL);
+ in_caps, NULL);
- return ret;
+ return TRUE;
}
static GstFlowReturn
-gst_cairo_overlay_transform_ip (GstBaseTransform * btrans, GstBuffer * buf)
+gst_cairo_overlay_transform_frame_ip (GstVideoFilter * vfilter,
+ GstVideoFrame * frame)
{
-
- GstCairoOverlay *overlay = GST_CAIRO_OVERLAY (btrans);
+ GstCairoOverlay *overlay = GST_CAIRO_OVERLAY (vfilter);
cairo_surface_t *surface;
cairo_t *cr;
cairo_format_t format;
- format = (overlay->format == GST_VIDEO_FORMAT_ARGB
- || overlay->format == GST_VIDEO_FORMAT_BGRA) ?
- CAIRO_FORMAT_ARGB32 : CAIRO_FORMAT_RGB24;
+ if (GST_VIDEO_FRAME_N_COMPONENTS (frame) == 4)
+ format = CAIRO_FORMAT_ARGB32;
+ else
+ format = CAIRO_FORMAT_RGB24;
surface =
- cairo_image_surface_create_for_data (GST_BUFFER_DATA (buf), format,
- overlay->width, overlay->height, overlay->width * 4);
+ cairo_image_surface_create_for_data (GST_VIDEO_FRAME_PLANE_DATA (frame,
+ 0), format, GST_VIDEO_FRAME_WIDTH (frame),
+ GST_VIDEO_FRAME_HEIGHT (frame), GST_VIDEO_FRAME_PLANE_STRIDE (frame, 0));
+
if (G_UNLIKELY (!surface))
return GST_FLOW_ERROR;
}
g_signal_emit (overlay, gst_cairo_overlay_signals[SIGNAL_DRAW], 0,
- cr, GST_BUFFER_TIMESTAMP (buf), GST_BUFFER_DURATION (buf), NULL);
+ cr, GST_BUFFER_PTS (frame->buffer), GST_BUFFER_DURATION (frame->buffer),
+ NULL);
cairo_destroy (cr);
cairo_surface_destroy (surface);
}
static void
-gst_cairo_overlay_base_init (gpointer g_class)
-{
- GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
-
- gst_element_class_set_static_metadata (element_class, "Cairo overlay",
- "Filter/Editor/Video",
- "Render overlay on a video stream using Cairo",
- "Jon Nordby <jononor@gmail.com>");
-
- gst_element_class_add_pad_template (element_class,
- gst_static_pad_template_get (&gst_cairo_overlay_sink_template));
- gst_element_class_add_pad_template (element_class,
- gst_static_pad_template_get (&gst_cairo_overlay_src_template));
-}
-
-static void
gst_cairo_overlay_class_init (GstCairoOverlayClass * klass)
{
- GstBaseTransformClass *trans_class;
+ GstVideoFilterClass *vfilter_class;
+ GstElementClass *element_class;
- trans_class = (GstBaseTransformClass *) klass;
+ vfilter_class = (GstVideoFilterClass *) klass;
+ element_class = (GstElementClass *) klass;
- trans_class->set_caps = gst_cairo_overlay_set_caps;
- trans_class->transform_ip = gst_cairo_overlay_transform_ip;
+ vfilter_class->set_info = gst_cairo_overlay_set_info;
+ vfilter_class->transform_frame_ip = gst_cairo_overlay_transform_frame_ip;
/**
* GstCairoOverlay::draw:
0,
NULL,
NULL,
- gst_cairo_marshal_VOID__BOXED_UINT64_UINT64,
+ g_cclosure_marshal_generic,
G_TYPE_NONE, 3, CAIRO_GOBJECT_TYPE_CONTEXT, G_TYPE_UINT64, G_TYPE_UINT64);
/**
g_signal_new ("caps-changed",
G_TYPE_FROM_CLASS (klass),
0,
- 0,
- NULL, NULL, gst_cairo_marshal_VOID__BOXED, G_TYPE_NONE, 1, GST_TYPE_CAPS);
+ 0, NULL, NULL, g_cclosure_marshal_generic, G_TYPE_NONE, 1, GST_TYPE_CAPS);
+
+ gst_element_class_set_static_metadata (element_class, "Cairo overlay",
+ "Filter/Editor/Video",
+ "Render overlay on a video stream using Cairo",
+ "Jon Nordby <jononor@gmail.com>");
+
+ gst_element_class_add_pad_template (element_class,
+ gst_static_pad_template_get (&gst_cairo_overlay_sink_template));
+ gst_element_class_add_pad_template (element_class,
+ gst_static_pad_template_get (&gst_cairo_overlay_src_template));
}
static void
-gst_cairo_overlay_init (GstCairoOverlay * overlay, GstCairoOverlayClass * klass)
+gst_cairo_overlay_init (GstCairoOverlay * overlay)
{
+ /* nothing to do */
}
typedef struct _GstCairoOverlayClass GstCairoOverlayClass;
struct _GstCairoOverlay {
- GstVideoFilter parent_instance;
-
- /* < private > */
- GstVideoFormat format;
- gint width;
- gint height;
+ GstVideoFilter video_filter;
};
struct _GstCairoOverlayClass {
- GstVideoFilterClass parent_class;
+ GstVideoFilterClass video_filter_class;
};
-GType gst_cairo_overlay_get_type(void);
+GType gst_cairo_overlay_get_type (void);
G_END_DECLS
JACK_DIR=
endif
-if USE_CAIRO_GOBJECT
+if USE_CAIRO
CAIRO_DIR=cairo
else
CAIRO_DIR=
-if USE_CAIRO_GOBJECT
noinst_PROGRAMS = cairo_overlay
-endif
cairo_overlay_SOURCES = cairo_overlay.c
cairo_overlay_CFLAGS = $(GST_PLUGINS_BASE_CFLAGS) $(GST_CFLAGS) $(CAIRO_CFLAGS)
typedef struct
{
gboolean valid;
- int width;
- int height;
+ GstVideoInfo vinfo;
} CairoOverlayState;
/* Store the information from the caps that we are interested in. */
{
CairoOverlayState *state = (CairoOverlayState *) user_data;
- gst_video_format_parse_caps (caps, NULL, &state->width, &state->height);
- state->valid = TRUE;
+ state->valid = gst_video_info_from_caps (&state->vinfo, caps);
}
/* Draw the overlay.
{
CairoOverlayState *s = (CairoOverlayState *) user_data;
double scale;
+ int width, height;
if (!s->valid)
return;
+ width = GST_VIDEO_INFO_WIDTH (&s->vinfo);
+ height = GST_VIDEO_INFO_HEIGHT (&s->vinfo);
+
scale = 2 * (((timestamp / (int) 1e7) % 70) + 30) / 100.0;
- cairo_translate (cr, s->width / 2, (s->height / 2) - 30);
+ cairo_translate (cr, width / 2, (height / 2) - 30);
+
+ /* FIXME: this assumes a pixel-aspect-ratio of 1/1 */
cairo_scale (cr, scale, scale);
cairo_move_to (cr, 0, 0);
adaptor1 = gst_element_factory_make ("videoconvert", "adaptor1");
cairo_overlay = gst_element_factory_make ("cairooverlay", "overlay");
adaptor2 = gst_element_factory_make ("videoconvert", "adaptor2");
- sink = gst_element_factory_make ("autovideosink", "sink");
+ sink = gst_element_factory_make ("ximagesink", "sink");
+ if (sink == NULL)
+ sink = gst_element_factory_make ("autovideosink", "sink");
/* If failing, the element could not be created */
g_assert (cairo_overlay);
GMainLoop *loop;
GstElement *pipeline;
GstBus *bus;
- CairoOverlayState overlay_state = { FALSE, 0, 0 };
+ CairoOverlayState *overlay_state;
gst_init (&argc, &argv);
loop = g_main_loop_new (NULL, FALSE);
- pipeline = setup_gst_pipeline (&overlay_state);
+ /* allocate on heap for pedagogical reasons, makes code easier to transfer */
+ overlay_state = g_new0 (CairoOverlayState, 1);
+
+ pipeline = setup_gst_pipeline (overlay_state);
bus = gst_pipeline_get_bus (GST_PIPELINE (pipeline));
gst_bus_add_signal_watch (bus);
gst_element_set_state (pipeline, GST_STATE_NULL);
gst_object_unref (pipeline);
+ g_free (overlay_state);
return 0;
}
projects / platform / upstream / gstreamer.git / commitdiff