diff options
Diffstat (limited to 'clutter-gst/clutter-gst-video-sink.c')
| -rw-r--r-- | clutter-gst/clutter-gst-video-sink.c | 121 |
1 files changed, 114 insertions, 7 deletions
diff --git a/clutter-gst/clutter-gst-video-sink.c b/clutter-gst/clutter-gst-video-sink.c index 94718a2..b6984d0 100644 --- a/clutter-gst/clutter-gst-video-sink.c +++ b/clutter-gst/clutter-gst-video-sink.c @@ -59,6 +59,11 @@ #include <gst/interfaces/navigation.h> #include <gst/riff/riff-ids.h> +#ifdef HAVE_HW_DECODER_SUPPORT +#define GST_USE_UNSTABLE_API 1 +#include <gst/video/gstsurfacebuffer.h> +#endif + #include <glib.h> #include <string.h> @@ -106,17 +111,25 @@ static gchar *yv12_to_rgba_shader = \ FRAGMENT_SHADER_END "}"; +#define BASE_SINK_CAPS GST_VIDEO_CAPS_YUV("AYUV") ";" \ + GST_VIDEO_CAPS_YUV("YV12") ";" \ + GST_VIDEO_CAPS_YUV("I420") ";" \ + GST_VIDEO_CAPS_RGBA ";" \ + GST_VIDEO_CAPS_BGRA ";" \ + GST_VIDEO_CAPS_RGB ";" \ + GST_VIDEO_CAPS_BGR + +#ifdef HAVE_HW_DECODER_SUPPORT +#define SINK_CAPS GST_VIDEO_CAPS_SURFACE ";" BASE_SINK_CAPS +#else +#define SINK_CAPS BASE_SINK_CAPS +#endif + static GstStaticPadTemplate sinktemplate_all = GST_STATIC_PAD_TEMPLATE ("sink", GST_PAD_SINK, GST_PAD_ALWAYS, - GST_STATIC_CAPS (GST_VIDEO_CAPS_YUV("AYUV") ";" \ - GST_VIDEO_CAPS_YUV("YV12") ";" \ - GST_VIDEO_CAPS_YUV("I420") ";" \ - GST_VIDEO_CAPS_RGBA ";" \ - GST_VIDEO_CAPS_BGRA ";" \ - GST_VIDEO_CAPS_RGB ";" \ - GST_VIDEO_CAPS_BGR)); + GST_STATIC_CAPS (SINK_CAPS)); GST_DEBUG_CATEGORY_STATIC (clutter_gst_video_sink_debug); #define GST_CAT_DEFAULT clutter_gst_video_sink_debug @@ -144,6 +157,7 @@ typedef enum CLUTTER_GST_AYUV, CLUTTER_GST_YV12, CLUTTER_GST_I420, + CLUTTER_GST_SURFACE } ClutterGstVideoFormat; /* @@ -221,6 +235,10 @@ struct _ClutterGstVideoSinkPrivate ClutterGstRenderer *renderer; GArray *signal_handler_ids; + +#ifdef HAVE_HW_DECODER_SUPPORT + GstSurfaceConverter *converter; +#endif }; #define GstNavigationClass GstNavigationInterface @@ -367,6 +385,12 @@ clutter_gst_parse_caps (GstCaps *caps, format = CLUTTER_GST_AYUV; bgr = FALSE; } +#ifdef HAVE_HW_DECODER_SUPPORT + else if (gst_structure_has_name (structure, GST_VIDEO_CAPS_SURFACE)) + { + format = CLUTTER_GST_SURFACE; + } +#endif else { guint32 mask; @@ -934,6 +958,86 @@ static ClutterGstRenderer ayuv_glsl_renderer = clutter_gst_ayuv_upload, }; +/* + * HW Surfaces + */ + +#ifdef HAVE_HW_DECODER_SUPPORT +static void +clutter_gst_hw_init (ClutterGstVideoSink *sink) +{ + ClutterGstVideoSinkPrivate *priv = sink->priv; + CoglHandle tex; + CoglHandle material; + + /* Default texture is 1x1, let's replace it with one big enough. */ + tex = cogl_texture_new_with_size (priv->width, priv->height, + CLUTTER_GST_TEXTURE_FLAGS, + COGL_PIXEL_FORMAT_BGRA_8888); + + material = cogl_material_new (); + cogl_material_set_layer (material, 0, tex); + clutter_texture_set_cogl_material (priv->texture, material); + + cogl_object_unref (tex); + cogl_object_unref (material); +} + +static void +clutter_gst_hw_deinit (ClutterGstVideoSink *sink) +{ + ClutterGstVideoSinkPrivate *priv = sink->priv; + + if (priv->converter != NULL) + g_object_unref (priv->converter); + priv->converter = NULL; +} + +static void +clutter_gst_hw_upload (ClutterGstVideoSink *sink, + GstBuffer *buffer) +{ + ClutterGstVideoSinkPrivate *priv = sink->priv; + GstSurfaceBuffer *surface; + + g_return_if_fail (GST_IS_SURFACE_BUFFER (buffer)); + surface = GST_SURFACE_BUFFER (buffer); + + if (G_UNLIKELY (priv->converter == NULL)) { + CoglHandle tex; + GLuint gl_texture; + GLenum gl_target; + GValue value = {0}; + + tex = clutter_texture_get_cogl_texture (priv->texture); + cogl_texture_get_gl_texture (tex, &gl_texture, &gl_target); + g_return_if_fail (gl_target == GL_TEXTURE_2D); + + g_value_init (&value, G_TYPE_UINT); + g_value_set_uint (&value, gl_texture); + + priv->converter = gst_surface_buffer_create_converter (surface, "opengl", &value); + g_return_if_fail (priv->converter); + } + + gst_surface_converter_upload (priv->converter, surface); + + /* The texture is dirty, schedule a redraw */ + clutter_actor_queue_redraw (CLUTTER_ACTOR (priv->texture)); +} + +static ClutterGstRenderer hw_renderer = +{ + "HW surface", + CLUTTER_GST_SURFACE, + 0, + GST_STATIC_CAPS (GST_VIDEO_CAPS_SURFACE ", opengl=true"), + clutter_gst_hw_init, + clutter_gst_hw_deinit, + clutter_gst_hw_upload, +}; +#endif + static GSList * clutter_gst_build_renderers_list (void) { @@ -955,6 +1059,9 @@ clutter_gst_build_renderers_list (void) &i420_fp_renderer, #endif &ayuv_glsl_renderer, +#ifdef HAVE_HW_DECODER_SUPPORT + &hw_renderer, +#endif NULL }; |