// x + (-0) can be optimized away freely, as opposed to x + 0.
return -0.0;
} else {
- return (local_chroma_pos - 0.5) / resolution;
+ return (0.5 - local_chroma_pos) / resolution;
}
}
}
if (ycbcr_format.full_range) {
+ // TODO: Use num_levels.
offset[0] = 0.0 / 255.0;
offset[1] = 128.0 / 255.0;
offset[2] = 128.0 / 255.0;
scale[2] = 1.0;
} else {
// Rec. 601, page 4; Rec. 709, page 19; Rec. 2020, page 4.
+ // TODO: Use num_levels.
offset[0] = 16.0 / 255.0;
offset[1] = 128.0 / 255.0;
offset[2] = 128.0 / 255.0;