vf_fade: Fix alpha flag integration

Signed-off-by: N Michael Niedermayer <michaelni@gmx.at>

vf_fade: Fix alpha flag integration
Signed-off-by: N Michael Niedermayer <michaelni@gmx.at>
a3d62f33 · Michael Niedermayer · af125739 · a3d62f33
隐藏空白更改
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Showing with 1 addition and 1 deletion

libavfilter/vf_fade.c libavfilter/vf_fade.c +1 -1

未找到文件。
--- a/libavfilter/vf_fade.c
+++ b/libavfilter/vf_fade.c
@@ -127,7 +127,7 @@ static int config_props(AVFilterLink *inlink)
    s->vsub = pixdesc->log2_chroma_h;

    s->bpp = av_get_bits_per_pixel(pixdesc) >> 3;
-    s->alpha &= pixdesc->flags & AV_PIX_FMT_FLAG_ALPHA;
+    s->alpha &= !!(pixdesc->flags & AV_PIX_FMT_FLAG_ALPHA);
    s->is_packed_rgb = ff_fill_rgba_map(s->rgba_map, inlink->format) >= 0;

    /* use CCIR601/709 black level for studio-level pixel non-alpha components */