Converts monochrome (luminance) to AYUV The jit.luma2ayuv object converts a 1-plane monochrome (lumninance) matrix to a 4-plane char AYUV (alpha, luminance, signed chroma blue, signed chroma red) matrix. Cycling '74 Jitter Jitter Colorspace in TEXT_HERE TEXT_HERE out TEXT_HERE dumpout TEXT_HERE char