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avfilter/palettegen: add a warning about supporting only sRGB

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This commit is contained in:
Clément Bœsch 2022-12-27 21:24:18 +01:00
parent 9026d92c13
commit 2441e53c0a
1 changed files with 6 additions and 2 deletions
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8
libavfilter/vf_palettegen.c
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@ -451,9 +451,13 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
{
AVFilterContext *ctx = inlink->dst;
PaletteGenContext *s = ctx->priv;
int ret = s->prev_frame ? update_histogram_diff(s->histogram, s->prev_frame, in)
: update_histogram_frame(s->histogram, in);
int ret;
if (in->color_trc != AVCOL_TRC_UNSPECIFIED && in->color_trc != AVCOL_TRC_IEC61966_2_1)
av_log(ctx, AV_LOG_WARNING, "The input frame is not in sRGB, colors may be off\n");
ret = s->prev_frame ? update_histogram_diff(s->histogram, s->prev_frame, in)
: update_histogram_frame(s->histogram, in);
if (ret > 0)
s->nb_refs += ret;