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avfilter/vf_lut: make it possible to clip pixel values that are out of valid range

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Previous behavior was not useful at all as such pixels where all mapped to 0.

Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Paul B Mahol 2017-02-13 22:49:41 +01:00
parent 72864547f9
commit aa234698e9
1 changed files with 1 additions and 1 deletions
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2
libavfilter/vf_lut.c
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@ -310,7 +310,7 @@ static int config_props(AVFilterLink *inlink)
s->var_values[VAR_MAXVAL] = max[color];
s->var_values[VAR_MINVAL] = min[color];
for (val = 0; val < (1 << desc->comp[0].depth); val++) {
for (val = 0; val < FF_ARRAY_ELEMS(s->lut[comp]); val++) {
s->var_values[VAR_VAL] = val;
s->var_values[VAR_CLIPVAL] = av_clip(val, min[color], max[color]);
s->var_values[VAR_NEGVAL] =