diff options
Diffstat (limited to 'libavfilter/vf_paletteuse.c')
| -rw-r--r-- | libavfilter/vf_paletteuse.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/libavfilter/vf_paletteuse.c b/libavfilter/vf_paletteuse.c index fc07c2581d..f4c7d60435 100644 --- a/libavfilter/vf_paletteuse.c +++ b/libavfilter/vf_paletteuse.c @@ -152,9 +152,10 @@ static int query_formats(AVFilterContext *ctx) return 0; } -static av_always_inline int dither_color(uint32_t px, int er, int eg, int eb, int scale, int shift) +static av_always_inline uint32_t dither_color(uint32_t px, int er, int eg, + int eb, int scale, int shift) { - return av_clip_uint8( px >> 24 ) << 24 + return px >> 24 << 24 | av_clip_uint8((px >> 16 & 0xff) + ((er * scale) / (1<<shift))) << 16 | av_clip_uint8((px >> 8 & 0xff) + ((eg * scale) / (1<<shift))) << 8 | av_clip_uint8((px & 0xff) + ((eb * scale) / (1<<shift))); |