uses media.PixelMapYUV

data EncodedFrame {
	byte content[]
	int timestamp
}

/* {"description" : "API to encode video frames." } */
interface Encoder {
	Encoder(store WH size, int framesPerSecond, int bitsPerSecond)
	EncodedFrame[] encode(PixelMapYUV frame, bool keyFrame)
	EncodedFrame[] finish()
}