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HDR: Clamp YUV to RGB conversion.

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Manually tested using transformer demo HLG videos. Before this CL, RGB values after the YUV to RGB conversion reached up to 1.025. After this CL, RGB values correctly clamp at 1.0.

PiperOrigin-RevId: 468426092
This commit is contained in:
huangdarwin 2022-08-18 11:31:03 +00:00 committed by Marc Baechinger
parent d11c3be952
commit 32ee44805b
1 changed files with 1 additions and 1 deletions
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google3/third_party/java_src/android_libs/media/libraries/effect/src/main/assets/shaders/fragment_shader_copy_external_yuv_es3.glsl vendored
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@ -63,7 +63,7 @@ highp vec4 hlgOetf(highp vec4 hlgColor) {
/** Convert YUV to RGBA. */
vec4 yuvToRgba(vec3 yuv) {
const vec3 yuvOffset = vec3(0.0625, 0.5, 0.5);
vec3 rgb = uYuvToRgbColorTransform * (yuv - yuvOffset);
vec3 rgb = clamp(uYuvToRgbColorTransform * (yuv - yuvOffset), 0.0, 1.0);
return vec4(rgb, 1.0);
}