On Mon, Sep 11, 2023 at 3:52 AM <fei.w.wang-at-intel....@ffmpeg.org> wrote: > > From: Fei Wang <fei.w.w...@intel.com> > > Signed-off-by: Fei Wang <fei.w.w...@intel.com> > --- > libavcodec/av1.h | 7 +++++++ > libavcodec/cbs_av1_syntax_template.c | 4 ++-- > 2 files changed, 9 insertions(+), 2 deletions(-) > > diff --git a/libavcodec/av1.h b/libavcodec/av1.h > index 384f7cddc7..8704bc41c1 100644 > --- a/libavcodec/av1.h > +++ b/libavcodec/av1.h > @@ -175,6 +175,13 @@ enum { > AV1_RESTORE_SWITCHABLE = 3, > }; > > +// TX mode (section 6.8.21) > +enum { > + AV1_ONLY_4X4 = 0, > + AV1_TX_MODE_LARGEST = 1, > + AV1_TX_MODE_SELECT = 2, > +}; > + > // Sequence Headers are actually unbounded because one can use > // an arbitrary number of leading zeroes when encoding via uvlc. > // The following estimate is based around using the lowest number > diff --git a/libavcodec/cbs_av1_syntax_template.c > b/libavcodec/cbs_av1_syntax_template.c > index 6f09c4e410..3be1f2d30f 100644 > --- a/libavcodec/cbs_av1_syntax_template.c > +++ b/libavcodec/cbs_av1_syntax_template.c > @@ -1028,9 +1028,9 @@ static int FUNC(read_tx_mode)(CodedBitstreamContext > *ctx, RWContext *rw, > int err; > > if (priv->coded_lossless) > - infer(tx_mode, 0); > + infer(tx_mode, AV1_ONLY_4X4); > else > - increment(tx_mode, 1, 2); > + increment(tx_mode, AV1_TX_MODE_LARGEST, AV1_TX_MODE_SELECT); > > return 0; > } > -- > 2.25.1 >
Code looks good to me, I just lack hardware to exercise the functionality. Acked-by: Neal Gompa <ngomp...@gmail.com> -- 真実はいつも一つ!/ Always, there's only one truth! _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".