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vaapidecode: make pool to export decoder's surface

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Use new -base API gst_video_decoder_allocate_output_frame_full() to
pass the current proxy/surface to the pool.

The pool will will export thins given surface instead of exporting a
brand new surface that will never be filled in with meaningfull data.

https://bugzilla.gnome.org/show_bug.cgi?id=755072
This commit is contained in:
Julien Isorce 2016-10-19 16:21:21 +01:00 committed by Víctor Manuel Jáquez Leal
parent 50242eaaf7
commit 25e8309567
1 changed files with 29 additions and 5 deletions
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34
gst/vaapi/gstvaapidecode.c
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@ -481,6 +481,16 @@ gst_vaapidecode_negotiate (GstVaapiDecode * decode)
return TRUE;
}
static gboolean
is_src_allocator_dmabuf (GstVaapiDecode * decode)
{
GstVaapiPluginBase *const plugin = GST_VAAPI_PLUGIN_BASE (decode);
if (!GST_VAAPI_PLUGIN_BASE_SRC_PAD_CAN_DMABUF (plugin))
return FALSE;
return gst_vaapi_is_dmabuf_allocator (plugin->srcpad_allocator);
}
static GstFlowReturn
gst_vaapidecode_push_decoded_frame (GstVideoDecoder * vdec,
GstVideoCodecFrame * out_frame)
@ -491,6 +501,8 @@ gst_vaapidecode_push_decoded_frame (GstVideoDecoder * vdec,
GstFlowReturn ret;
const GstVaapiRectangle *crop_rect;
GstVaapiVideoMeta *meta;
GstBufferPoolAcquireParams *params = NULL;
GstVaapiVideoBufferPoolAcquireParams vaapi_params = { {0,}, };
guint flags, out_flags = 0;
gboolean alloc_renegotiate, caps_renegotiate;
@ -522,14 +534,26 @@ gst_vaapidecode_push_decoded_frame (GstVideoDecoder * vdec,
gst_vaapi_surface_proxy_set_destroy_notify (proxy,
(GDestroyNotify) gst_vaapidecode_release, gst_object_ref (decode));
ret = gst_video_decoder_allocate_output_frame (vdec, out_frame);
if (is_src_allocator_dmabuf (decode)) {
vaapi_params.proxy = gst_vaapi_surface_proxy_ref (proxy);
params = (GstBufferPoolAcquireParams *) & vaapi_params;
}
ret = gst_video_decoder_allocate_output_frame_with_params (vdec, out_frame,
params);
if (params)
gst_vaapi_surface_proxy_unref (vaapi_params.proxy);
if (ret != GST_FLOW_OK)
goto error_create_buffer;
meta = gst_buffer_get_vaapi_video_meta (out_frame->output_buffer);
if (!meta)
goto error_get_meta;
gst_vaapi_video_meta_set_surface_proxy (meta, proxy);
/* if not dmabuf is negotiated set the vaapi video meta in the
* proxy */
if (!params) {
meta = gst_buffer_get_vaapi_video_meta (out_frame->output_buffer);
if (!meta)
goto error_get_meta;
gst_vaapi_video_meta_set_surface_proxy (meta, proxy);
}
flags = gst_vaapi_surface_proxy_get_flags (proxy);
if (flags & GST_VAAPI_SURFACE_PROXY_FLAG_CORRUPTED)