BoxParser.createFullBoxCtor("stri", "SubTrackInformationBox", function(stream) {
	this.switch_group = stream.readUint16();
	this.alternate_group = stream.readUint16();
	this.sub_track_id = stream.readUint32();
	var count = (this.size - this.hdr_size - 8)/4;
	this.attribute_list = [];
	for (var i = 0; i < count; i++) {
		this.attribute_list[i] = stream.readUint32();
	}
});

