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lavfi/colorspace_common: add ifdef check to be more compatible. 

Some filters may not need to do linearize/delinearize, thus
will even not define them. Add ifdef check, so they could easily
re-use the .cl file.

Signed-off-by: Ruiling Song <ruiling.song@intel.com>
This commit is contained in:
Ruiling Song 2019-01-21 15:44:04 +08:00
parent 8b951cd475
commit b073fb9eea
1 changed files with 12 additions and 2 deletions
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14
libavfilter/opencl/colorspace_common.cl
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@ -124,10 +124,14 @@ float3 yuv2rgb(float y, float u, float v) {
float3 yuv2lrgb(float3 yuv) {
float3 rgb = yuv2rgb(yuv.x, yuv.y, yuv.z);
#ifdef linearize
float r = linearize(rgb.x);
float g = linearize(rgb.y);
float b = linearize(rgb.z);
return (float3)(r, g, b);
#else
return rgb;
#endif
}
float3 rgb2yuv(float r, float g, float b) {
@ -151,19 +155,25 @@ float rgb2y(float r, float g, float b) {
}
float3 lrgb2yuv(float3 c) {
#ifdef delinearize
float r = delinearize(c.x);
float g = delinearize(c.y);
float b = delinearize(c.z);
return rgb2yuv(r, g, b);
#else
return rgb2yuv(c.x, c.y, c.z);
#endif
}
float lrgb2y(float3 c) {
#ifdef delinearize
float r = delinearize(c.x);
float g = delinearize(c.y);
float b = delinearize(c.z);
return rgb2y(r, g, b);
#else
return rgb2y(c.x, c.y, c.z);
#endif
}
float3 lrgb2lrgb(float3 c) {