'compression' => 'unknown',
'animated' => ( $flags[1] & self::VP8X_ANIM ) == self::VP8X_ANIM,
'transparency' => ( $flags[1] & self::VP8X_ALPHA ) == self::VP8X_ALPHA,
'width' => ( $width[1] & 0xFFFFFF ) + 1,
'height' => ( $height[1] & 0xFFFFFF ) + 1
'compression' => 'unknown',
'animated' => ( $flags[1] & self::VP8X_ANIM ) == self::VP8X_ANIM,
'transparency' => ( $flags[1] & self::VP8X_ALPHA ) == self::VP8X_ALPHA,
'width' => ( $width[1] & 0xFFFFFF ) + 1,
'height' => ( $height[1] & 0xFFFFFF ) + 1