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swscale/rgb2rgb_template: Remove unused uyvytoyv12_c()

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Added in 81c0590e6c,
but it seems to have always been unused.
See also 5421dee0e7.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt
2026-03-01 18:00:02 +01:00
committed by James Almer
parent 5375cfd9c7
commit ecd11abcc9
1 changed files with 0 additions and 36 deletions
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36
libswscale/rgb2rgb_template.c
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@@ -607,42 +607,6 @@ static inline void planar2x_c(const uint8_t *src, uint8_t *dst, int srcWidth,
dst[2 * srcWidth - 1] = src[srcWidth - 1];
}
/**
* Height should be a multiple of 2 and width should be a multiple of 16.
* (If this is a problem for anyone then tell me, and I will fix it.)
* Chrominance data is only taken from every second line, others are ignored.
* FIXME: Write HQ version.
*/
static inline void uyvytoyv12_c(const uint8_t *src, uint8_t *ydst,
uint8_t *udst, uint8_t *vdst,
int width, int height, int lumStride,
int chromStride, int srcStride)
{
int y;
const int chromWidth = width >> 1;
for (y = 0; y < height; y += 2) {
int i;
for (i = 0; i < chromWidth; i++) {
udst[i] = src[4 * i + 0];
ydst[2 * i + 0] = src[4 * i + 1];
vdst[i] = src[4 * i + 2];
ydst[2 * i + 1] = src[4 * i + 3];
}
ydst += lumStride;
src += srcStride;
for (i = 0; i < chromWidth; i++) {
ydst[2 * i + 0] = src[4 * i + 1];
ydst[2 * i + 1] = src[4 * i + 3];
}
udst += chromStride;
vdst += chromStride;
ydst += lumStride;
src += srcStride;
}
}
/**
* width should be a multiple of 2.
* (If this is a problem for anyone then tell me, and I will fix it.)