class ColorSpaceTransform
{ ... };
ColorSpaceTransform(const JxlCmsInterface& cms)
auto BufDst(const size_t thread) const -> float*
auto BufSrc(const size_t thread) const -> float*
auto Init(const ColorEncoding& c_src, const ColorEncoding& c_dst, float intensity_target, size_t xsize, size_t num_threads) -> Status
auto Run(const size_t thread, const float* buf_src, float* buf_dst) -> Status