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vaapidecode: Delay the output format setting until we have a decoded surface

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This will help to consoidate the out caps negotiation to a single place,
which will make the code simpler, allows to get the exact decoded format
if needed and the selected chroma type too.

https://bugzilla.gnome.org/show_bug.cgi?id=753914
This commit is contained in:
Sreerenj Balachandran 2016-03-24 15:08:27 +02:00
parent 3ec9286728
commit c2aa405a3e
1 changed files with 14 additions and 32 deletions
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46
gst/vaapi/gstvaapidecode.c
View file

@ -329,10 +329,17 @@ gst_vaapidecode_push_decoded_frame (GstVideoDecoder * vdec,
if (!GST_VIDEO_CODEC_FRAME_IS_DECODE_ONLY (out_frame)) {
proxy = gst_video_codec_frame_get_user_data (out_frame);
/* reconfigure if un-cropped surface resolution changed */
if (is_surface_resolution_changed (vdec,
GST_VAAPI_SURFACE_PROXY_SURFACE (proxy)))
gst_vaapidecode_negotiate (decode);
if (G_UNLIKELY (!decode->active) ||
gst_pad_needs_reconfigure (GST_VIDEO_DECODER_SRC_PAD (vdec)) ||
decode->do_renego ||
is_surface_resolution_changed (vdec,
GST_VAAPI_SURFACE_PROXY_SURFACE (proxy))) {
if (!gst_vaapidecode_negotiate (decode))
return GST_FLOW_ERROR;
decode->active = TRUE;
decode->do_renego = FALSE;
}
gst_vaapi_surface_proxy_set_destroy_notify (proxy,
(GDestroyNotify) gst_vaapidecode_release, gst_object_ref (decode));
@ -427,9 +434,6 @@ gst_vaapidecode_negotiate (GstVaapiDecode * decode)
GstVideoDecoder *const vdec = GST_VIDEO_DECODER (decode);
GstVaapiPluginBase *const plugin = GST_VAAPI_PLUGIN_BASE (vdec);
if (!decode->do_renego)
return TRUE;
GST_DEBUG_OBJECT (decode, "Input codec state changed, doing renegotiation");
if (!gst_vaapi_plugin_base_set_caps (plugin, decode->sinkpad_caps, NULL))
@ -441,8 +445,6 @@ gst_vaapidecode_negotiate (GstVaapiDecode * decode)
if (!gst_vaapi_plugin_base_set_caps (plugin, NULL, decode->srcpad_caps))
return FALSE;
decode->do_renego = FALSE;
return TRUE;
}
@ -464,12 +466,6 @@ gst_vaapidecode_push_all_decoded_frames (GstVaapiDecode * decode)
return ret;
break;
case GST_VAAPI_DECODER_STATUS_ERROR_NO_DATA:
/* Delayed the pool re-negotiation untill we push all decoded (and queued)
* frames downstream. Otherwise for the multi-resolution videos, the
* GstVideoVideoMemory will be having wrong resolution.
* commit 6eba201f3252eba6a99ab7da7a4c662091a3e884 */
if (!gst_vaapidecode_negotiate (decode))
return GST_FLOW_ERROR;
return GST_FLOW_OK;
default:
GST_VIDEO_DECODER_ERROR (vdec, 1, STREAM, DECODE, ("Decoding failed"),
@ -486,28 +482,11 @@ gst_vaapidecode_handle_frame (GstVideoDecoder * vdec,
{
GstVaapiDecode *const decode = GST_VAAPIDECODE (vdec);
GstVaapiDecoderStatus status;
GstVaapiPluginBase *plugin;
GstFlowReturn ret;
if (!decode->input_state)
goto not_negotiated;
if (G_UNLIKELY (!decode->active) ||
gst_pad_needs_reconfigure (GST_VIDEO_DECODER_SRC_PAD (vdec))) {
GST_DEBUG_OBJECT (decode, "activating the decoder");
if (!gst_vaapidecode_update_src_caps (decode))
goto not_negotiated;
if (!gst_video_decoder_negotiate (vdec))
goto not_negotiated;
plugin = GST_VAAPI_PLUGIN_BASE (vdec);
if (!gst_vaapi_plugin_base_set_caps (plugin, NULL, decode->srcpad_caps))
goto not_negotiated;
decode->active = TRUE;
}
/* Decode current frame */
for (;;) {
status = gst_vaapi_decoder_decode (decode->decoder, frame);
@ -843,6 +822,9 @@ gst_vaapidecode_open (GstVideoDecoder * vdec)
success = gst_vaapidecode_ensure_display (decode);
if (old_display)
gst_vaapi_display_unref (old_display);
decode->do_renego = TRUE;
return success;
}