	// add the key frame sample to the sprite track media
	//
	// to add the sample data in a compressed form, you would use a QuickTime DataCodec to perform the
	// compression; replace the call to the utility AddSpriteSampleToMedia with a call to the utility
	// AddCompressedSpriteSampleToMedia to do this
	
	AddSpriteSampleToMedia(myMedia, mySample, kSpriteMediaFrameDuration, true, NULL);	
