Message ID | AS8P250MB074443B6E52136CC5BF5B7A68F512@AS8P250MB0744.EURP250.PROD.OUTLOOK.COM |
---|---|
State | Accepted |
Commit | b550dd670a0220c628d2d158788bd4c50b8175e6 |
Headers | show |
Series | [FFmpeg-devel,1/2] avcodec/h264dec: Return early in ff_h264_draw_horiz_band() | expand |
Context | Check | Description |
---|---|---|
yinshiyou/make_loongarch64 | success | Make finished |
yinshiyou/make_fate_loongarch64 | success | Make fate finished |
andriy/make_x86 | success | Make finished |
andriy/make_fate_x86 | success | Make fate finished |
Andreas Rheinhardt: > Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com> > --- > libavcodec/h264dec.c | 23 +++++++++++++---------- > 1 file changed, 13 insertions(+), 10 deletions(-) > > diff --git a/libavcodec/h264dec.c b/libavcodec/h264dec.c > index 9f5893c512..5cffeafc6b 100644 > --- a/libavcodec/h264dec.c > +++ b/libavcodec/h264dec.c > @@ -104,9 +104,17 @@ void ff_h264_draw_horiz_band(const H264Context *h, H264SliceContext *sl, > { > AVCodecContext *avctx = h->avctx; > const AVFrame *src = h->cur_pic.f; > - const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(avctx->pix_fmt); > - int vshift = desc->log2_chroma_h; > + const AVPixFmtDescriptor *desc; > + int offset[AV_NUM_DATA_POINTERS]; > + int vshift; > const int field_pic = h->picture_structure != PICT_FRAME; > + > + if (!avctx->draw_horiz_band) > + return; > + > + if (field_pic && h->first_field && !(avctx->slice_flags & SLICE_FLAG_ALLOW_FIELD)) > + return; > + > if (field_pic) { > height <<= 1; > y <<= 1; > @@ -114,24 +122,19 @@ void ff_h264_draw_horiz_band(const H264Context *h, H264SliceContext *sl, > > height = FFMIN(height, avctx->height - y); > > - if (field_pic && h->first_field && !(avctx->slice_flags & SLICE_FLAG_ALLOW_FIELD)) > - return; > - > - if (avctx->draw_horiz_band) { > - int offset[AV_NUM_DATA_POINTERS]; > - int i; > + desc = av_pix_fmt_desc_get(avctx->pix_fmt); > + vshift = desc->log2_chroma_h; > > offset[0] = y * src->linesize[0]; > offset[1] = > offset[2] = (y >> vshift) * src->linesize[1]; > - for (i = 3; i < AV_NUM_DATA_POINTERS; i++) > + for (int i = 3; i < AV_NUM_DATA_POINTERS; i++) > offset[i] = 0; > > emms_c(); > > avctx->draw_horiz_band(avctx, src, offset, > y, h->picture_structure, height); > - } > } > > void ff_h264_free_tables(H264Context *h) Will apply this patchset tomorrow unless there are objections. - Andreas
diff --git a/libavcodec/h264dec.c b/libavcodec/h264dec.c index 9f5893c512..5cffeafc6b 100644 --- a/libavcodec/h264dec.c +++ b/libavcodec/h264dec.c @@ -104,9 +104,17 @@ void ff_h264_draw_horiz_band(const H264Context *h, H264SliceContext *sl, { AVCodecContext *avctx = h->avctx; const AVFrame *src = h->cur_pic.f; - const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(avctx->pix_fmt); - int vshift = desc->log2_chroma_h; + const AVPixFmtDescriptor *desc; + int offset[AV_NUM_DATA_POINTERS]; + int vshift; const int field_pic = h->picture_structure != PICT_FRAME; + + if (!avctx->draw_horiz_band) + return; + + if (field_pic && h->first_field && !(avctx->slice_flags & SLICE_FLAG_ALLOW_FIELD)) + return; + if (field_pic) { height <<= 1; y <<= 1; @@ -114,24 +122,19 @@ void ff_h264_draw_horiz_band(const H264Context *h, H264SliceContext *sl, height = FFMIN(height, avctx->height - y); - if (field_pic && h->first_field && !(avctx->slice_flags & SLICE_FLAG_ALLOW_FIELD)) - return; - - if (avctx->draw_horiz_band) { - int offset[AV_NUM_DATA_POINTERS]; - int i; + desc = av_pix_fmt_desc_get(avctx->pix_fmt); + vshift = desc->log2_chroma_h; offset[0] = y * src->linesize[0]; offset[1] = offset[2] = (y >> vshift) * src->linesize[1]; - for (i = 3; i < AV_NUM_DATA_POINTERS; i++) + for (int i = 3; i < AV_NUM_DATA_POINTERS; i++) offset[i] = 0; emms_c(); avctx->draw_horiz_band(avctx, src, offset, y, h->picture_structure, height); - } } void ff_h264_free_tables(H264Context *h)
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com> --- libavcodec/h264dec.c | 23 +++++++++++++---------- 1 file changed, 13 insertions(+), 10 deletions(-)