* [FFmpeg-devel] [PATCH] AVS3: add support for AVS3 High profile - same syntax as AVS3 Main profile @ 2022-02-26 5:50 Paul Higgs 2022-02-26 7:18 ` lance.lmwang 0 siblings, 1 reply; 4+ messages in thread From: Paul Higgs @ 2022-02-26 5:50 UTC (permalink / raw) To: ffmpeg-devel This patch adds high level syntax support for parsing AVS3 High profile bitstreams. Latest AVS3 specification including High profile is available at http://www.avs.org.cn/AVS3_download/en_index.asp Signed-off-by: Paul Higgs <paul_higgs@hotmail.com> --- libavcodec/avs3.h | 2 ++ libavcodec/avs3_parser.c | 8 ++++---- libavformat/avs3dec.c | 2 +- 3 files changed, 7 insertions(+), 5 deletions(-) diff --git a/libavcodec/avs3.h b/libavcodec/avs3.h index 4189d9b583..c8caa58b0a 100644 --- a/libavcodec/avs3.h +++ b/libavcodec/avs3.h @@ -35,6 +35,8 @@ #define AVS3_FIRST_SLICE_START_CODE 0x00 #define AVS3_PROFILE_BASELINE_MAIN 0x20 #define AVS3_PROFILE_BASELINE_MAIN10 0x22 +#define AVS3_PROFILE_BASELINE_HIGH 0x30 +#define AVS3_PROFILE_BASELINE_HIGH10 0x32 #define AVS3_ISPIC(x) ((x) == AVS3_INTRA_PIC_START_CODE || (x) == AVS3_INTER_PIC_START_CODE) #define AVS3_ISUNIT(x) ((x) == AVS3_SEQ_START_CODE || AVS3_ISPIC(x)) diff --git a/libavcodec/avs3_parser.c b/libavcodec/avs3_parser.c index d04d96a03a..483b38fe76 100644 --- a/libavcodec/avs3_parser.c +++ b/libavcodec/avs3_parser.c @@ -91,11 +91,11 @@ static void parse_avs3_nal_units(AVCodecParserContext *s, const uint8_t *buf, // sampe_precision(3) skip_bits(&gb, 47); - if (profile == AVS3_PROFILE_BASELINE_MAIN10) { - int sample_precision = get_bits(&gb, 3); - if (sample_precision == 1) { + if (profile == AVS3_PROFILE_BASELINE_MAIN10 || profile == AVS3_PROFILE_BASELINE_HIGH10) { + int encoding_precision = get_bits(&gb, 3); + if (encoding_precision == 1) { avctx->pix_fmt = AV_PIX_FMT_YUV420P; - } else if (sample_precision == 2) { + } else if (encoding_precision == 2) { avctx->pix_fmt = AV_PIX_FMT_YUV420P10LE; } else { avctx->pix_fmt = AV_PIX_FMT_NONE; diff --git a/libavformat/avs3dec.c b/libavformat/avs3dec.c index 2395df171b..335b5409f5 100644 --- a/libavformat/avs3dec.c +++ b/libavformat/avs3dec.c @@ -47,7 +47,7 @@ static int avs3video_probe(const AVProbeData *p) } if (state == AVS3_SEQ_START_CODE) { seq++; - if (*ptr != AVS3_PROFILE_BASELINE_MAIN && *ptr != AVS3_PROFILE_BASELINE_MAIN10) + if (*ptr != AVS3_PROFILE_BASELINE_MAIN && *ptr != AVS3_PROFILE_BASELINE_MAIN10 && *ptr != AVS3_PROFILE_BASELINE_HIGH && *ptr != AVS3_PROFILE_BASELINE_HIGH10) return 0; } else if (AVS3_ISPIC(state)) { pic++; -- 2.30.0.windows.2 _______________________________________________ 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". ^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [FFmpeg-devel] [PATCH] AVS3: add support for AVS3 High profile - same syntax as AVS3 Main profile 2022-02-26 5:50 [FFmpeg-devel] [PATCH] AVS3: add support for AVS3 High profile - same syntax as AVS3 Main profile Paul Higgs @ 2022-02-26 7:18 ` lance.lmwang 2022-02-26 7:48 ` Paul Higgs 0 siblings, 1 reply; 4+ messages in thread From: lance.lmwang @ 2022-02-26 7:18 UTC (permalink / raw) To: ffmpeg-devel On Sat, Feb 26, 2022 at 05:50:39AM +0000, Paul Higgs wrote: > This patch adds high level syntax support for parsing AVS3 High profile bitstreams. > Latest AVS3 specification including High profile is available at http://www.avs.org.cn/AVS3_download/en_index.asp > > Signed-off-by: Paul Higgs <paul_higgs@hotmail.com> > --- > libavcodec/avs3.h | 2 ++ > libavcodec/avs3_parser.c | 8 ++++---- > libavformat/avs3dec.c | 2 +- > 3 files changed, 7 insertions(+), 5 deletions(-) > > diff --git a/libavcodec/avs3.h b/libavcodec/avs3.h > index 4189d9b583..c8caa58b0a 100644 > --- a/libavcodec/avs3.h > +++ b/libavcodec/avs3.h > @@ -35,6 +35,8 @@ > #define AVS3_FIRST_SLICE_START_CODE 0x00 > #define AVS3_PROFILE_BASELINE_MAIN 0x20 > #define AVS3_PROFILE_BASELINE_MAIN10 0x22 > +#define AVS3_PROFILE_BASELINE_HIGH 0x30 > +#define AVS3_PROFILE_BASELINE_HIGH10 0x32 > > #define AVS3_ISPIC(x) ((x) == AVS3_INTRA_PIC_START_CODE || (x) == AVS3_INTER_PIC_START_CODE) > #define AVS3_ISUNIT(x) ((x) == AVS3_SEQ_START_CODE || AVS3_ISPIC(x)) > diff --git a/libavcodec/avs3_parser.c b/libavcodec/avs3_parser.c > index d04d96a03a..483b38fe76 100644 > --- a/libavcodec/avs3_parser.c > +++ b/libavcodec/avs3_parser.c > @@ -91,11 +91,11 @@ static void parse_avs3_nal_units(AVCodecParserContext *s, const uint8_t *buf, > // sampe_precision(3) > skip_bits(&gb, 47); > > - if (profile == AVS3_PROFILE_BASELINE_MAIN10) { > - int sample_precision = get_bits(&gb, 3); > - if (sample_precision == 1) { > + if (profile == AVS3_PROFILE_BASELINE_MAIN10 || profile == AVS3_PROFILE_BASELINE_HIGH10) { > + int encoding_precision = get_bits(&gb, 3); > + if (encoding_precision == 1) { Please keep sample_precision name, it's unrelated cosmetic change in this patch. > avctx->pix_fmt = AV_PIX_FMT_YUV420P; > - } else if (sample_precision == 2) { > + } else if (encoding_precision == 2) { > avctx->pix_fmt = AV_PIX_FMT_YUV420P10LE; > } else { > avctx->pix_fmt = AV_PIX_FMT_NONE; > diff --git a/libavformat/avs3dec.c b/libavformat/avs3dec.c > index 2395df171b..335b5409f5 100644 > --- a/libavformat/avs3dec.c > +++ b/libavformat/avs3dec.c > @@ -47,7 +47,7 @@ static int avs3video_probe(const AVProbeData *p) > } > if (state == AVS3_SEQ_START_CODE) { > seq++; > - if (*ptr != AVS3_PROFILE_BASELINE_MAIN && *ptr != AVS3_PROFILE_BASELINE_MAIN10) > + if (*ptr != AVS3_PROFILE_BASELINE_MAIN && *ptr != AVS3_PROFILE_BASELINE_MAIN10 && *ptr != AVS3_PROFILE_BASELINE_HIGH && *ptr != AVS3_PROFILE_BASELINE_HIGH10) The line is too long. > return 0; > } else if (AVS3_ISPIC(state)) { > pic++; > -- > 2.30.0.windows.2 > > _______________________________________________ > 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". -- Thanks, Limin Wang _______________________________________________ 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". ^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [FFmpeg-devel] [PATCH] AVS3: add support for AVS3 High profile - same syntax as AVS3 Main profile 2022-02-26 7:18 ` lance.lmwang @ 2022-02-26 7:48 ` Paul Higgs 2022-02-26 12:18 ` lance.lmwang 0 siblings, 1 reply; 4+ messages in thread From: Paul Higgs @ 2022-02-26 7:48 UTC (permalink / raw) To: FFmpeg development discussions and patches > -----Original Message----- > From: ffmpeg-devel <ffmpeg-devel-bounces@ffmpeg.org> On Behalf Of > lance.lmwang@gmail.com > Sent: 26 February 2022 07:18 > To: ffmpeg-devel@ffmpeg.org > Subject: Re: [FFmpeg-devel] [PATCH] AVS3: add support for AVS3 High profile > - same syntax as AVS3 Main profile > > On Sat, Feb 26, 2022 at 05:50:39AM +0000, Paul Higgs wrote: > > This patch adds high level syntax support for parsing AVS3 High profile > bitstreams. > > Latest AVS3 specification including High profile is available at > > http://www.avs.org.cn/AVS3_download/en_index.asp > > > > Signed-off-by: Paul Higgs <paul_higgs@hotmail.com> > > --- > > libavcodec/avs3.h | 2 ++ > > libavcodec/avs3_parser.c | 8 ++++---- > > libavformat/avs3dec.c | 2 +- > > 3 files changed, 7 insertions(+), 5 deletions(-) > > > > diff --git a/libavcodec/avs3.h b/libavcodec/avs3.h index > > 4189d9b583..c8caa58b0a 100644 > > --- a/libavcodec/avs3.h > > +++ b/libavcodec/avs3.h > > @@ -35,6 +35,8 @@ > > #define AVS3_FIRST_SLICE_START_CODE 0x00 > > #define AVS3_PROFILE_BASELINE_MAIN 0x20 > > #define AVS3_PROFILE_BASELINE_MAIN10 0x22 > > +#define AVS3_PROFILE_BASELINE_HIGH 0x30 > > +#define AVS3_PROFILE_BASELINE_HIGH10 0x32 > > > > #define AVS3_ISPIC(x) ((x) == AVS3_INTRA_PIC_START_CODE || (x) == > > AVS3_INTER_PIC_START_CODE) #define AVS3_ISUNIT(x) ((x) == > > AVS3_SEQ_START_CODE || AVS3_ISPIC(x)) diff --git > > a/libavcodec/avs3_parser.c b/libavcodec/avs3_parser.c index > > d04d96a03a..483b38fe76 100644 > > --- a/libavcodec/avs3_parser.c > > +++ b/libavcodec/avs3_parser.c > > @@ -91,11 +91,11 @@ static void > parse_avs3_nal_units(AVCodecParserContext *s, const uint8_t *buf, > > // sampe_precision(3) > > skip_bits(&gb, 47); > > > > - if (profile == AVS3_PROFILE_BASELINE_MAIN10) { > > - int sample_precision = get_bits(&gb, 3); > > - if (sample_precision == 1) { > > + if (profile == AVS3_PROFILE_BASELINE_MAIN10 || profile == > AVS3_PROFILE_BASELINE_HIGH10) { > > + int encoding_precision = get_bits(&gb, 3); > > + if (encoding_precision == 1) { > > Please keep sample_precision name, it's unrelated cosmetic change in this > patch. > Changed this because the three bits read in get_bits(&gb,3) are for the encoding precision. sample_precision syntax element was Skipped previously > > avctx->pix_fmt = AV_PIX_FMT_YUV420P; > > - } else if (sample_precision == 2) { > > + } else if (encoding_precision == 2) { > > avctx->pix_fmt = AV_PIX_FMT_YUV420P10LE; > > } else { > > avctx->pix_fmt = AV_PIX_FMT_NONE; diff --git > > a/libavformat/avs3dec.c b/libavformat/avs3dec.c index > > 2395df171b..335b5409f5 100644 > > --- a/libavformat/avs3dec.c > > +++ b/libavformat/avs3dec.c > > @@ -47,7 +47,7 @@ static int avs3video_probe(const AVProbeData *p) > > } > > if (state == AVS3_SEQ_START_CODE) { > > seq++; > > - if (*ptr != AVS3_PROFILE_BASELINE_MAIN && *ptr != > AVS3_PROFILE_BASELINE_MAIN10) > > + if (*ptr != AVS3_PROFILE_BASELINE_MAIN && *ptr != > > + AVS3_PROFILE_BASELINE_MAIN10 && *ptr != > AVS3_PROFILE_BASELINE_HIGH > > + && *ptr != AVS3_PROFILE_BASELINE_HIGH10) > > The line is too long. Ok, will wrap before 80 characters > > > return 0; > > } else if (AVS3_ISPIC(state)) { > > pic++; > > -- > > 2.30.0.windows.2 > > > > _______________________________________________ > > 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". > > -- > Thanks, > Limin Wang > _______________________________________________ > 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". ^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [FFmpeg-devel] [PATCH] AVS3: add support for AVS3 High profile - same syntax as AVS3 Main profile 2022-02-26 7:48 ` Paul Higgs @ 2022-02-26 12:18 ` lance.lmwang 0 siblings, 0 replies; 4+ messages in thread From: lance.lmwang @ 2022-02-26 12:18 UTC (permalink / raw) To: ffmpeg-devel On Sat, Feb 26, 2022 at 07:48:24AM +0000, Paul Higgs wrote: > > > -----Original Message----- > > From: ffmpeg-devel <ffmpeg-devel-bounces@ffmpeg.org> On Behalf Of > > lance.lmwang@gmail.com > > Sent: 26 February 2022 07:18 > > To: ffmpeg-devel@ffmpeg.org > > Subject: Re: [FFmpeg-devel] [PATCH] AVS3: add support for AVS3 High profile > > - same syntax as AVS3 Main profile > > > > On Sat, Feb 26, 2022 at 05:50:39AM +0000, Paul Higgs wrote: > > > This patch adds high level syntax support for parsing AVS3 High profile > > bitstreams. > > > Latest AVS3 specification including High profile is available at > > > http://www.avs.org.cn/AVS3_download/en_index.asp > > > > > > Signed-off-by: Paul Higgs <paul_higgs@hotmail.com> > > > --- > > > libavcodec/avs3.h | 2 ++ > > > libavcodec/avs3_parser.c | 8 ++++---- > > > libavformat/avs3dec.c | 2 +- > > > 3 files changed, 7 insertions(+), 5 deletions(-) > > > > > > diff --git a/libavcodec/avs3.h b/libavcodec/avs3.h index > > > 4189d9b583..c8caa58b0a 100644 > > > --- a/libavcodec/avs3.h > > > +++ b/libavcodec/avs3.h > > > @@ -35,6 +35,8 @@ > > > #define AVS3_FIRST_SLICE_START_CODE 0x00 > > > #define AVS3_PROFILE_BASELINE_MAIN 0x20 > > > #define AVS3_PROFILE_BASELINE_MAIN10 0x22 > > > +#define AVS3_PROFILE_BASELINE_HIGH 0x30 > > > +#define AVS3_PROFILE_BASELINE_HIGH10 0x32 > > > > > > #define AVS3_ISPIC(x) ((x) == AVS3_INTRA_PIC_START_CODE || (x) == > > > AVS3_INTER_PIC_START_CODE) #define AVS3_ISUNIT(x) ((x) == > > > AVS3_SEQ_START_CODE || AVS3_ISPIC(x)) diff --git > > > a/libavcodec/avs3_parser.c b/libavcodec/avs3_parser.c index > > > d04d96a03a..483b38fe76 100644 > > > --- a/libavcodec/avs3_parser.c > > > +++ b/libavcodec/avs3_parser.c > > > @@ -91,11 +91,11 @@ static void > > parse_avs3_nal_units(AVCodecParserContext *s, const uint8_t *buf, > > > // sampe_precision(3) > > > skip_bits(&gb, 47); > > > > > > - if (profile == AVS3_PROFILE_BASELINE_MAIN10) { > > > - int sample_precision = get_bits(&gb, 3); > > > - if (sample_precision == 1) { > > > + if (profile == AVS3_PROFILE_BASELINE_MAIN10 || profile == > > AVS3_PROFILE_BASELINE_HIGH10) { > > > + int encoding_precision = get_bits(&gb, 3); > > > + if (encoding_precision == 1) { > > > > Please keep sample_precision name, it's unrelated cosmetic change in this > > patch. > > > Changed this because the three bits read in get_bits(&gb,3) are for the encoding precision. sample_precision syntax element was > Skipped previously then I think it's better to fix this in another patch instead of mixed changed. > > > avctx->pix_fmt = AV_PIX_FMT_YUV420P; > > > - } else if (sample_precision == 2) { > > > + } else if (encoding_precision == 2) { > > > avctx->pix_fmt = AV_PIX_FMT_YUV420P10LE; > > > } else { > > > avctx->pix_fmt = AV_PIX_FMT_NONE; diff --git > > > a/libavformat/avs3dec.c b/libavformat/avs3dec.c index > > > 2395df171b..335b5409f5 100644 > > > --- a/libavformat/avs3dec.c > > > +++ b/libavformat/avs3dec.c > > > @@ -47,7 +47,7 @@ static int avs3video_probe(const AVProbeData *p) > > > } > > > if (state == AVS3_SEQ_START_CODE) { > > > seq++; > > > - if (*ptr != AVS3_PROFILE_BASELINE_MAIN && *ptr != > > AVS3_PROFILE_BASELINE_MAIN10) > > > + if (*ptr != AVS3_PROFILE_BASELINE_MAIN && *ptr != > > > + AVS3_PROFILE_BASELINE_MAIN10 && *ptr != > > AVS3_PROFILE_BASELINE_HIGH > > > + && *ptr != AVS3_PROFILE_BASELINE_HIGH10) > > > > The line is too long. > Ok, will wrap before 80 characters > > > > > return 0; > > > } else if (AVS3_ISPIC(state)) { > > > pic++; > > > -- > > > 2.30.0.windows.2 > > > > > > _______________________________________________ > > > 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". > > > > -- > > Thanks, > > Limin Wang > > _______________________________________________ > > 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". -- Thanks, Limin Wang _______________________________________________ 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". ^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2022-02-26 12:18 UTC | newest] Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2022-02-26 5:50 [FFmpeg-devel] [PATCH] AVS3: add support for AVS3 High profile - same syntax as AVS3 Main profile Paul Higgs 2022-02-26 7:18 ` lance.lmwang 2022-02-26 7:48 ` Paul Higgs 2022-02-26 12:18 ` lance.lmwang
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