avfilter/vf_colorchannelmixer: do not use pointer if there is no alpha

Fixes #8288
This commit is contained in:
Paul B Mahol 2019-10-16 18:16:09 +02:00
parent 932913f0b4
commit 4fe4772a58

View File

@ -125,7 +125,7 @@ static av_always_inline int filter_slice_rgba_planar(AVFilterContext *ctx, void
const uint8_t rin = srcr[j];
const uint8_t gin = srcg[j];
const uint8_t bin = srcb[j];
const uint8_t ain = srca[j];
const uint8_t ain = have_alpha ? srca[j] : 0;
dstr[j] = av_clip_uint8(s->lut[R][R][rin] +
s->lut[R][G][gin] +
@ -184,7 +184,7 @@ static av_always_inline int filter_slice_rgba16_planar(AVFilterContext *ctx, voi
const uint16_t rin = srcr[j];
const uint16_t gin = srcg[j];
const uint16_t bin = srcb[j];
const uint16_t ain = srca[j];
const uint16_t ain = have_alpha ? srca[j] : 0;
dstr[j] = av_clip_uintp2(s->lut[R][R][rin] +
s->lut[R][G][gin] +