uses WH

/* { "description" : "A data type to describe a 'pixel map' in planar YUV format, typically used in video encoding."} */
data PixelMapYUV {
	/* {"@description" : "The dimensions of the rectangle of pixels."} */
	WH size
	/* {"@description" : "The Y plane."} */
	byte y[]
	/* {"@description" : "The U plane."} */
	byte u[]
	/* {"@description" : "The V plane."} */
	byte v[]
	/* {"@description" : "The length of each encoded line of the Y plane (as a portion of the width of the pixel map)."} */
	int yLineLength
	/* {"@description" : "The length of each encoded line of the U plane (as a portion of the width of the pixel map)."} */
	int uLineLength
	/* {"@description" : "The length of each encoded line of the V plane (as a portion of the width of the pixel map)."} */
	int vLineLength
}