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avfilter/vf_scale: set proper out frame color range 

Prevents that following scalers in the filter chain will do unintentional color range conversions.
Fixes Ticket #5096

Signed-off-by: Thomas Mundt <loudmax@yahoo.de>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 73ce8162f3)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Thomas Mundt 2015-12-31 00:01:21 +01:00 committed by Michael Niedermayer
parent 2c58d73413
commit 2f6d3459d9
1 changed files with 2 additions and 0 deletions
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2
libavfilter/vf_scale.c
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@ -526,6 +526,8 @@ static int filter_frame(AVFilterLink *link, AVFrame *in)
sws_setColorspaceDetails(scale->isws[1], inv_table, in_full,
table, out_full,
brightness, contrast, saturation);
av_frame_set_color_range(out, out_full ? AVCOL_RANGE_JPEG : AVCOL_RANGE_MPEG);
}
av_reduce(&out->sample_aspect_ratio.num, &out->sample_aspect_ratio.den,