getid3_ogg::TheoraColorSpace( int $colorspace_id ): string|null

902	public static function TheoraColorSpace($colorspace_id) {903		// http://www.theora.org/doc/Theora.pdf (table 6.3)904		static $TheoraColorSpaceLookup = array();905		if (empty($TheoraColorSpaceLookup)) {906			$TheoraColorSpaceLookup[0] = 'Undefined';907			$TheoraColorSpaceLookup[1] = 'Rec. 470M';908			$TheoraColorSpaceLookup[2] = 'Rec. 470BG';909			$TheoraColorSpaceLookup[3] = 'Reserved';910		}911		return (isset($TheoraColorSpaceLookup[$colorspace_id]) ? $TheoraColorSpaceLookup[$colorspace_id] : null);912	}