gamma curve is applied on gamma curve is applied on final output stage (tiff/ppm writer, or make_mem_image) If you're working with imgdata.image[] directly: these values are linear. -- Alex Tutubalin @LibRaw LLC reply
gamma curve is applied on final output stage (tiff/ppm writer, or make_mem_image)
If you're working with imgdata.image[] directly: these values are linear.