From: "Wang, Fei W" <fei.w.wang-at-intel.com@ffmpeg.org> To: "ffmpeg-devel@ffmpeg.org" <ffmpeg-devel@ffmpeg.org> Subject: Re: [FFmpeg-devel] [PATCH v1] avcodec/av1dec: Add tile list OBU to decompose list Date: Thu, 21 Dec 2023 00:46:02 +0000 Message-ID: <0ec4a5a324fcb829eea33916dfc4b44e7a91b79b.camel@intel.com> (raw) In-Reply-To: <DU0P250MB074758D18D5B4D6525454F7B8F96A@DU0P250MB0747.EURP250.PROD.OUTLOOK.COM> On Wed, 2023-12-20 at 17:11 +0100, Andreas Rheinhardt wrote: > fei.w.wang-at-intel.com@ffmpeg.org: > > From: Fei Wang <fei.w.wang@intel.com> > > > > Show the unsupported message and return unsupported for clips > > contain > > tile list OBU since it hasn't been implemented. Otherwise, decoding > > maybe successful but result is incorrect. > > > > Signed-off-by: Fei Wang <fei.w.wang@intel.com> > > --- > > libavcodec/av1dec.c | 5 +++++ > > 1 file changed, 5 insertions(+) > > > > diff --git a/libavcodec/av1dec.c b/libavcodec/av1dec.c > > index 4dcde234c6..629e37c3f8 100644 > > --- a/libavcodec/av1dec.c > > +++ b/libavcodec/av1dec.c > > @@ -805,6 +805,7 @@ static const CodedBitstreamUnitType > > decompose_unit_types[] = { > > AV1_OBU_SEQUENCE_HEADER, > > AV1_OBU_TEMPORAL_DELIMITER, > > AV1_OBU_TILE_GROUP, > > + AV1_OBU_TILE_LIST, > > What do you need this for? Decomposing it would only change whether > CodedBitstreamUnit.content is available, but you are only reading > CodedBitstreamUnit.type. To show the unsupported error and let user know that there are tile list OBUs in bitstream that decoder can't handle them. Otherwise, like my commit mentioned, tile list obu bitsteam may be decoded 'successful' according to log. > > > }; > > > > static av_cold int av1_decode_init(AVCodecContext *avctx) > > @@ -1327,6 +1328,10 @@ static int > > av1_receive_frame_internal(AVCodecContext *avctx, AVFrame *frame) > > } > > break; > > case AV1_OBU_TILE_LIST: > > + av_log(avctx, AV_LOG_ERROR, "Large scale tile decoding > > is unsupported.\n"); > > + ret = AVERROR_PATCHWELCOME; > > + goto end; > > + break; > > case AV1_OBU_TEMPORAL_DELIMITER: > > case AV1_OBU_PADDING: > > break; > > _______________________________________________ > ffmpeg-devel mailing list > ffmpeg-devel@ffmpeg.org > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel > > To unsubscribe, visit link above, or email > ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe". _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".
next prev parent reply other threads:[~2023-12-21 0:46 UTC|newest] Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top 2023-12-20 8:43 fei.w.wang-at-intel.com 2023-12-20 16:11 ` Andreas Rheinhardt 2023-12-21 0:46 ` Wang, Fei W [this message] 2023-12-21 19:14 ` Andreas Rheinhardt 2023-12-22 1:22 ` Wang, Fei W 2023-12-22 7:41 ` Andreas Rheinhardt 2023-12-26 3:41 ` Wang, Fei W
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