Function mul_image

example_transcoding/utils.cpp:346–359

#if 0
static void mul_image(const imagef& src, imagef& dst, const vec4F& mul)
{
	dst.resize(src);

//#pragma omp parallel for
	for (int y = 0; y < (int)dst.get_height(); y++)
	{
		for (uint32_t x = 0; x < dst.get_width(); x++)
		{
			const vec4F& p = src(x, y);
			dst(x, y).set(p[0] * mul[0], p[1] * mul[1], p[2] * mul[2], p[3] * mul[3]);
		}
	}
}
#endif

static void scale_image(const imagef& src, imagef& dst, const vec4F& scale, const vec4F& shift)