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Code Issues Releases Activity

avfilter/vf_colorcorrect: remove code touching Y component

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It is not needed operation.
This commit is contained in:
Paul B Mahol 2021-08-15 19:33:28 +02:00
parent 33756c539b
commit efcee3fe0f
1 changed files with 1 additions and 4 deletions
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5
libavfilter/vf_colorcorrect.c
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@ -44,9 +44,8 @@ typedef struct ColorCorrectContext {
float y = yptr[x] * imax; \
float u = uptr[x] * imax - .5f; \
float v = vptr[x] * imax - .5f; \
float ny, nu, nv; \
float nu, nv; \
\
ny = y; \
nu = saturation * (u + y * bd + bl); \
nv = saturation * (v + y * rd + rl);
@ -77,7 +76,6 @@ static int colorcorrect_slice8(AVFilterContext *ctx, void *arg, int jobnr, int n
for (int x = 0; x < width; x++) {
PROCESS()
yptr[x] = av_clip_uint8( ny * max);
uptr[x] = av_clip_uint8((nu + 0.5f) * max);
vptr[x] = av_clip_uint8((nv + 0.5f) * max);
}
@ -117,7 +115,6 @@ static int colorcorrect_slice16(AVFilterContext *ctx, void *arg, int jobnr, int
for (int x = 0; x < width; x++) {
PROCESS()
yptr[x] = av_clip_uintp2_c( ny * max, depth);
uptr[x] = av_clip_uintp2_c((nu + 0.5f) * max, depth);
vptr[x] = av_clip_uintp2_c((nv + 0.5f) * max, depth);
}