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vaapisink: handle raw buffers not created from VA video buffer pool.

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Handle raw video buffers that were not created from a VA video buffer
pool. Use the generic GstVideo API to copy buffers in GStreamer 1.0.x
builds instead of the GstVaapiUploader.

https://bugs.freedesktop.org/show_bug.cgi?id=55818
This commit is contained in:
Gwenole Beauchesne 2013-08-29 18:34:57 +02:00
parent 1be80e791c
commit d2648afa32
2 changed files with 92 additions and 13 deletions
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104
gst/vaapi/gstvaapisink.c
View file

@ -660,6 +660,8 @@ gst_vaapisink_ensure_video_buffer_pool(GstVaapiSink *sink, GstCaps *caps)
0, 0);
gst_buffer_pool_config_add_option(config,
GST_BUFFER_POOL_OPTION_VAAPI_VIDEO_META);
gst_buffer_pool_config_add_option(config,
GST_BUFFER_POOL_OPTION_VIDEO_META);
if (!gst_buffer_pool_set_config(pool, config))
goto error_pool_config;
sink->video_buffer_pool = pool;
@ -748,7 +750,7 @@ static gboolean
gst_vaapisink_set_caps(GstBaseSink *base_sink, GstCaps *caps)
{
GstVaapiSink * const sink = GST_VAAPISINK(base_sink);
GstVideoInfo vi;
GstVideoInfo * const vip = &sink->video_info;
guint win_width, win_height;
#if USE_DRM
@ -759,13 +761,13 @@ gst_vaapisink_set_caps(GstBaseSink *base_sink, GstCaps *caps)
if (!gst_vaapisink_ensure_video_buffer_pool(sink, caps))
return FALSE;
if (!gst_video_info_from_caps(&vi, caps))
if (!gst_video_info_from_caps(vip, caps))
return FALSE;
sink->use_video_raw = GST_VIDEO_INFO_IS_YUV(&vi);
sink->video_width = GST_VIDEO_INFO_WIDTH(&vi);
sink->video_height = GST_VIDEO_INFO_HEIGHT(&vi);
sink->video_par_n = GST_VIDEO_INFO_PAR_N(&vi);
sink->video_par_d = GST_VIDEO_INFO_PAR_D(&vi);
sink->use_video_raw = GST_VIDEO_INFO_IS_YUV(vip);
sink->video_width = GST_VIDEO_INFO_WIDTH(vip);
sink->video_height = GST_VIDEO_INFO_HEIGHT(vip);
sink->video_par_n = GST_VIDEO_INFO_PAR_N(vip);
sink->video_par_d = GST_VIDEO_INFO_PAR_D(vip);
GST_DEBUG("video pixel-aspect-ratio %d/%d",
sink->video_par_n, sink->video_par_d);
@ -1016,6 +1018,78 @@ gst_vaapisink_put_surface(
return TRUE;
}
#if GST_CHECK_VERSION(1,0,0)
static GstFlowReturn
gst_vaapisink_get_render_buffer(GstVaapiSink *sink, GstBuffer *src_buffer,
GstBuffer **out_buffer_ptr)
{
GstVaapiVideoMeta *meta;
GstBuffer *out_buffer;
GstBufferPoolAcquireParams params = { 0, };
GstVideoFrame src_frame, out_frame;
GstFlowReturn ret;
meta = gst_buffer_get_vaapi_video_meta(src_buffer);
if (meta) {
*out_buffer_ptr = gst_buffer_ref(src_buffer);
return GST_FLOW_OK;
}
if (!sink->use_video_raw) {
GST_ERROR("unsupported video buffer");
return GST_FLOW_EOS;
}
GST_DEBUG("buffer %p not from our pool, copying", src_buffer);
*out_buffer_ptr = NULL;
if (!sink->video_buffer_pool)
goto error_no_pool;
if (!gst_buffer_pool_set_active(sink->video_buffer_pool, TRUE))
goto error_activate_pool;
params.flags = GST_BUFFER_POOL_ACQUIRE_FLAG_DONTWAIT;
ret = gst_buffer_pool_acquire_buffer(sink->video_buffer_pool, &out_buffer,
&params);
if (ret != GST_FLOW_OK)
goto error_create_buffer;
if (!gst_video_frame_map(&src_frame, &sink->video_info, src_buffer,
GST_MAP_READ))
goto error_map_src_buffer;
if (!gst_video_frame_map(&out_frame, &sink->video_info, out_buffer,
GST_MAP_WRITE))
goto error_map_dst_buffer;
gst_video_frame_copy(&out_frame, &src_frame);
gst_video_frame_unmap(&out_frame);
gst_video_frame_unmap(&src_frame);
*out_buffer_ptr = out_buffer;
return GST_FLOW_OK;
/* ERRORS */
error_no_pool:
GST_ERROR("no buffer pool was negotiated");
return GST_FLOW_ERROR;
error_activate_pool:
GST_ERROR("failed to activate buffer pool");
return GST_FLOW_ERROR;
error_create_buffer:
GST_WARNING("failed to create image. Skipping this frame");
return GST_FLOW_OK;
error_map_dst_buffer:
gst_video_frame_unmap(&src_frame);
// fall-through
error_map_src_buffer:
GST_WARNING("failed to map buffer. Skipping this frame");
gst_buffer_unref(out_buffer);
return GST_FLOW_OK;
}
#endif
static GstFlowReturn
gst_vaapisink_show_frame(GstBaseSink *base_sink, GstBuffer *src_buffer)
{
@ -1029,15 +1103,11 @@ gst_vaapisink_show_frame(GstBaseSink *base_sink, GstBuffer *src_buffer)
#if GST_CHECK_VERSION(1,0,0)
GstVaapiRectangle tmp_rect;
#endif
GstFlowReturn ret;
meta = gst_buffer_get_vaapi_video_meta(src_buffer);
#if GST_CHECK_VERSION(1,0,0)
if (!meta)
return GST_FLOW_EOS;
buffer = gst_buffer_ref(src_buffer);
GstVideoCropMeta * const crop_meta =
gst_buffer_get_video_crop_meta(buffer);
gst_buffer_get_video_crop_meta(src_buffer);
if (crop_meta) {
surface_rect = &tmp_rect;
surface_rect->x = crop_meta->x;
@ -1045,7 +1115,14 @@ gst_vaapisink_show_frame(GstBaseSink *base_sink, GstBuffer *src_buffer)
surface_rect->width = crop_meta->width;
surface_rect->height = crop_meta->height;
}
ret = gst_vaapisink_get_render_buffer(sink, src_buffer, &buffer);
if (ret != GST_FLOW_OK || !buffer)
return ret;
meta = gst_buffer_get_vaapi_video_meta(buffer);
#else
meta = gst_buffer_get_vaapi_video_meta(src_buffer);
if (meta)
buffer = gst_buffer_ref(src_buffer);
else if (sink->use_video_raw) {
@ -1462,4 +1539,5 @@ gst_vaapisink_init(GstVaapiSink *sink)
sink->use_overlay = FALSE;
sink->use_rotation = FALSE;
sink->keep_aspect = TRUE;
gst_video_info_init(&sink->video_info);
}

1
gst/vaapi/gstvaapisink.h
View file

@ -85,6 +85,7 @@ struct _GstVaapiSink {
guint video_height;
gint video_par_n;
gint video_par_d;
GstVideoInfo video_info;
GstVaapiRectangle display_rect;
GstVaapiRotation rotation;
GstVaapiRotation rotation_req;