Decoder Shaders

composite-to-svideo
Break a composite signal apart into its separate luma and chroma signals
filter-rgb
Do a blur or sharpen on an RGB texture
svideo-to-modulated-chroma
Run demodulation on an S-Video signal to prepare for conversion to RGB
svideo-to-rgb
Take an S-Video signal (and its pre-modulated chroma) and converts it to RGB