public function getFrameHeight()
    {
        if (null === $this->frameHeight) {
            $match = [];
            preg_match(self::$REGEX_FRAME_WH, $this->output, $match);
            if (array_key_exists(1, $match) && array_key_exists(2, $match)) {
                $this->frameWidth = (int)$match[1];
                $this->frameHeight = (int)$match[2];
            } else {
                $this->frameWidth = 0;
                $this->frameHeight = 0;
            }
        }

        return $this->frameHeight;
    }
public function getFrameHeight()
    {
        if (null === $this->frameHeight) {
            $match = [];
            preg_match(self::$REGEX_FRAME_WH, $this->output, $match);
            if (array_key_exists(1, $match) && array_key_exists(2, $match)) {
                $this->frameWidth = (int)$match[1];
                $this->frameHeight = (int)$match[2];
            } else {
                $this->frameWidth = 0;
                $this->frameHeight = 0;
            }
        }

        return $this->frameHeight;
    }
public function getFrameHeight ( ) { if ( null === $ this -> frameHeight ) { $ match = [ ] ; preg_match ( self :: $ REGEX_FRAME_WH , $ this -> output , $ match ) ; if ( array_key_exists ( 1 , $ match ) && array_key_exists ( 2 , $ match ) ) { $ this -> frameWidth = ( int ) $ match [ 1 ] ; $ this -> frameHeight = ( int ) $ match [ 2 ] ; } else { $ this -> frameWidth = 0 ; $ this -> frameHeight = 0 ; } } return $ this -> frameHeight ; }
Return the height of the movie in pixels.

@return int
Return the height of the movie in pixels .