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surface: fix surface pool creation with an explicit pixel format.

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Fix creation of surface pool objects to honour explicit pixel format
specification. If this operation is not supported, then fallback to
the older interface with chroma format.
This commit is contained in:
Gwenole Beauchesne 2013-07-10 14:20:30 +02:00
parent 8663ad9492
commit 1c9ebecb77
1 changed files with 23 additions and 3 deletions
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26
gst-libs/gst/vaapi/gstvaapisurfacepool.c
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@ -42,6 +42,7 @@ struct _GstVaapiSurfacePool {
GstVaapiVideoPool parent_instance;
GstVaapiChromaType chroma_type;
GstVideoFormat format;
guint width;
guint height;
};
@ -49,9 +50,19 @@ struct _GstVaapiSurfacePool {
static gboolean
surface_pool_init(GstVaapiSurfacePool *pool, const GstVideoInfo *vip)
{
pool->chroma_type = GST_VAAPI_CHROMA_TYPE_YUV420;
pool->width = GST_VIDEO_INFO_WIDTH(vip);
pool->height = GST_VIDEO_INFO_HEIGHT(vip);
pool->format = GST_VIDEO_INFO_FORMAT(vip);
pool->width = GST_VIDEO_INFO_WIDTH(vip);
pool->height = GST_VIDEO_INFO_HEIGHT(vip);
if (pool->format == GST_VIDEO_FORMAT_UNKNOWN)
return FALSE;
if (pool->format == GST_VIDEO_FORMAT_ENCODED)
pool->chroma_type = GST_VAAPI_CHROMA_TYPE_YUV420;
else
pool->chroma_type = gst_video_format_get_chroma_type(pool->format);
if (!pool->chroma_type)
return FALSE;
return TRUE;
}
@ -60,6 +71,15 @@ gst_vaapi_surface_pool_alloc_object(GstVaapiVideoPool *base_pool)
{
GstVaapiSurfacePool * const pool = GST_VAAPI_SURFACE_POOL(base_pool);
/* Try to allocate a surface with an explicit pixel format first */
if (pool->format != GST_VIDEO_FORMAT_ENCODED) {
GstVaapiSurface * const surface = gst_vaapi_surface_new_with_format(
base_pool->display, pool->format, pool->width, pool->height);
if (surface)
return surface;
}
/* Otherwise, fallback to the original interface, based on chroma format */
return gst_vaapi_surface_new(base_pool->display,
pool->chroma_type, pool->width, pool->height);
}