mirrors/gstreamer
mirrors/gstreamer
1
1
Fork 0
mirror of https://gitlab.freedesktop.org/gstreamer/gstreamer.git synced 2024-07-02 12:45:51 +00:00
Code Issues 1 Projects Releases Wiki Activity

d3d11h265dec: Fix wrong NoRaslOutputFlag setting

Browse source 
... and handle EOS and EOB nals.

Only the first CRA picture should be associated with NoRaslOutputFlag
as the comment in code.
This commit is contained in:
Seungha Yang 2020-01-13 17:20:14 +09:00 committed by GStreamer Merge Bot
parent 59ce0059b6
commit 6e73e762c5
1 changed files with 18 additions and 3 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

21
sys/d3d11/gsth265decoder.c
View file

@ -91,6 +91,8 @@ struct _GstH265DecoderPrivate
gint last_output_poc;
gboolean associated_irap_NoRaslOutputFlag;
gboolean new_bitstream;
gboolean prev_nal_is_eos;
};
#define parent_class gst_h265_decoder_parent_class
@ -143,6 +145,8 @@ gst_h265_decoder_start (GstVideoDecoder * decoder)
priv->parser = gst_h265_parser_new ();
priv->dpb = gst_h265_dpb_new ();
priv->new_bitstream = TRUE;
priv->prev_nal_is_eos = FALSE;
return TRUE;
}
@ -482,6 +486,16 @@ gst_h265_decoder_parse_nal (GstH265Decoder * self, const guint8 * data,
case GST_H265_NAL_SLICE_IDR_N_LP:
case GST_H265_NAL_SLICE_CRA_NUT:
ret = gst_h265_decoder_parse_slice (self, &nalu, pts);
priv->new_bitstream = FALSE;
priv->prev_nal_is_eos = FALSE;
break;
case GST_H265_NAL_EOB:
ret = gst_h265_decoder_flush (GST_VIDEO_DECODER (self));
priv->new_bitstream = TRUE;
break;
case GST_H265_NAL_EOS:
ret = gst_h265_decoder_flush (GST_VIDEO_DECODER (self));
priv->prev_nal_is_eos = TRUE;
break;
default:
break;
@ -788,7 +802,8 @@ gst_h265_decoder_fill_picture_from_slice (GstH265Decoder * self,
* 4) first picture that follows an end of sequence NAL unit in decoding order
* 5) has HandleCraAsBlaFlag == 1 (set by external means, so not considering )
*/
if (IS_IDR (nalu->type) || IS_BLA (nalu->type) || IS_CRA (nalu->type)) {
if (IS_IDR (nalu->type) || IS_BLA (nalu->type) ||
(IS_CRA (nalu->type) && priv->new_bitstream) || priv->prev_nal_is_eos) {
picture->NoRaslOutputFlag = TRUE;
}
@ -1225,11 +1240,11 @@ static gboolean
gst_h265_decoder_dpb_init (GstH265Decoder * self, const GstH265Slice * slice,
GstH265Picture * picture)
{
GstH265DecoderPrivate *priv = self->priv;
const GstH265SliceHdr *slice_hdr = &slice->header;
const GstH265NalUnit *nalu = &slice->nalu;
if (IS_IRAP (nalu->type) && picture->NoRaslOutputFlag) {
if (IS_IRAP (nalu->type) && picture->NoRaslOutputFlag && !priv->new_bitstream) {
if (nalu->type == GST_H265_NAL_SLICE_CRA_NUT)
picture->NoOutputOfPriorPicsFlag = TRUE;
else