Message ID | 20191113110947.7767-1-lance.lmwang@gmail.com |
---|---|
State | New |
Headers | show |
Do not touch this file I actively working on it. On 11/13/19, lance.lmwang@gmail.com <lance.lmwang@gmail.com> wrote: > From: Limin Wang <lance.lmwang@gmail.com> > > Please try to reproduce with below command: > ./ffplay -vf format=rgba64,colorbalance=rm=.2 ../fate-suite/mpeg2/t.mpg > > Without the patch, the step is 8 if you check it by gdb or print out. > > Signed-off-by: Limin Wang <lance.lmwang@gmail.com> > --- > libavfilter/vf_colorbalance.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/libavfilter/vf_colorbalance.c b/libavfilter/vf_colorbalance.c > index eb870ac2ad..3fd1426696 100644 > --- a/libavfilter/vf_colorbalance.c > +++ b/libavfilter/vf_colorbalance.c > @@ -303,6 +303,7 @@ static int config_output(AVFilterLink *outlink) > ColorBalanceContext *s = ctx->priv; > const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(outlink->format); > const int depth = desc->comp[0].depth; > + const int is16bit = depth > 8; > const int max = 1 << depth; > const int planar = av_pix_fmt_count_planes(outlink->format) > 1; > > @@ -319,7 +320,7 @@ static int config_output(AVFilterLink *outlink) > } > > ff_fill_rgba_map(s->rgba_map, outlink->format); > - s->step = av_get_padded_bits_per_pixel(desc) >> 3; > + s->step = av_get_padded_bits_per_pixel(desc) >> (3 + is16bit); > > return 0; > } > -- > 2.21.0 > > _______________________________________________ > 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".
Also step is later divided by 2. On 11/13/19, lance.lmwang@gmail.com <lance.lmwang@gmail.com> wrote: > From: Limin Wang <lance.lmwang@gmail.com> > > Please try to reproduce with below command: > ./ffplay -vf format=rgba64,colorbalance=rm=.2 ../fate-suite/mpeg2/t.mpg > > Without the patch, the step is 8 if you check it by gdb or print out. > > Signed-off-by: Limin Wang <lance.lmwang@gmail.com> > --- > libavfilter/vf_colorbalance.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/libavfilter/vf_colorbalance.c b/libavfilter/vf_colorbalance.c > index eb870ac2ad..3fd1426696 100644 > --- a/libavfilter/vf_colorbalance.c > +++ b/libavfilter/vf_colorbalance.c > @@ -303,6 +303,7 @@ static int config_output(AVFilterLink *outlink) > ColorBalanceContext *s = ctx->priv; > const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(outlink->format); > const int depth = desc->comp[0].depth; > + const int is16bit = depth > 8; > const int max = 1 << depth; > const int planar = av_pix_fmt_count_planes(outlink->format) > 1; > > @@ -319,7 +320,7 @@ static int config_output(AVFilterLink *outlink) > } > > ff_fill_rgba_map(s->rgba_map, outlink->format); > - s->step = av_get_padded_bits_per_pixel(desc) >> 3; > + s->step = av_get_padded_bits_per_pixel(desc) >> (3 + is16bit); > > return 0; > } > -- > 2.21.0 > > _______________________________________________ > 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".
diff --git a/libavfilter/vf_colorbalance.c b/libavfilter/vf_colorbalance.c index eb870ac2ad..3fd1426696 100644 --- a/libavfilter/vf_colorbalance.c +++ b/libavfilter/vf_colorbalance.c @@ -303,6 +303,7 @@ static int config_output(AVFilterLink *outlink) ColorBalanceContext *s = ctx->priv; const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(outlink->format); const int depth = desc->comp[0].depth; + const int is16bit = depth > 8; const int max = 1 << depth; const int planar = av_pix_fmt_count_planes(outlink->format) > 1; @@ -319,7 +320,7 @@ static int config_output(AVFilterLink *outlink) } ff_fill_rgba_map(s->rgba_map, outlink->format); - s->step = av_get_padded_bits_per_pixel(desc) >> 3; + s->step = av_get_padded_bits_per_pixel(desc) >> (3 + is16bit); return 0; }