public static function getTechnicalFieldsList()
    {
        if (empty(self::$technicalFieldsList)) {
            self::$technicalFieldsList = [
              self::TC_DATA_WIDTH              => ['method' => 'getWidth', 'type' => 'integer', 'analyzable' => false],
              self::TC_DATA_HEIGHT             => ['method' => 'getHeight', 'type' => 'integer', 'analyzable' => false],
              self::TC_DATA_FOCALLENGTH        => ['method' => 'getFocalLength', 'type' => 'float', 'analyzable' => false],
              self::TC_DATA_CHANNELS           => ['method' => 'getChannels', 'type' => 'integer', 'analyzable' => false],
              self::TC_DATA_COLORDEPTH         => ['method' => 'getColorDepth', 'type' => 'integer', 'analyzable' => false],
              self::TC_DATA_CAMERAMODEL        => ['method' => 'getCameraModel', 'type' => 'string', 'analyzable' => false],
              self::TC_DATA_FLASHFIRED         => ['method' => 'getFlashFired', 'type' => 'boolean', 'analyzable' => false],
              self::TC_DATA_APERTURE           => ['method' => 'getAperture', 'type' => 'float', 'analyzable' => false],
              self::TC_DATA_SHUTTERSPEED       => ['method' => 'getShutterSpeed', 'type' => 'float', 'analyzable' => false],
              self::TC_DATA_HYPERFOCALDISTANCE => ['method' => 'getHyperfocalDistance', 'type' => 'float', 'analyzable' => false],
              self::TC_DATA_ISO                => ['method' => 'getISO', 'type' => 'integer', 'analyzable' => false],
              self::TC_DATA_LIGHTVALUE         => ['method' => 'getLightValue', 'type' => 'float', 'analyzable' => false],
              self::TC_DATA_COLORSPACE         => ['method' => 'getColorSpace', 'type' => 'integer', 'analyzable' => false],
              self::TC_DATA_DURATION           => ['method' => 'getDuration', 'type' => 'float', 'analyzable' => false],
              self::TC_DATA_FRAMERATE          => ['method' => 'getFrameRate', 'type' => 'float', 'analyzable' => false],
              self::TC_DATA_AUDIOSAMPLERATE    => ['method' => 'getAudioSampleRate', 'type' => 'float', 'analyzable' => false],
              self::TC_DATA_VIDEOCODEC         => ['method' => 'getVideoCodec', 'type' => 'string', 'analyzable' => false],
              self::TC_DATA_AUDIOCODEC         => ['method' => 'getAudioCodec', 'type' => 'string', 'analyzable' => false],
              self::TC_DATA_ORIENTATION        => ['method' => 'getOrientation', 'type' => 'integer', 'analyzable' => false],
              self::TC_DATA_LONGITUDE          => ['method' => 'getLongitude', 'type' => 'float', 'analyzable' => false],
              self::TC_DATA_LONGITUDE_REF      => ['method' => 'getLongitudeRef'],
              self::TC_DATA_LATITUDE           => ['method' => 'getLatitude', 'type' => 'float', 'analyzable' => false],
              self::TC_DATA_LATITUDE_REF       => ['method' => 'getLatitudeRef'],
              self::TC_DATA_MIMETYPE           => ['type' => 'string', 'analyzable' => false],
              self::TC_DATA_FILESIZE           => ['type' => 'long', 'analyzable' => false],
            ];
        }


        return self::$technicalFieldsList;
    }
public static function getTechnicalFieldsList()
    {
        if (empty(self::$technicalFieldsList)) {
            self::$technicalFieldsList = [
              self::TC_DATA_WIDTH              => ['method' => 'getWidth', 'type' => 'integer', 'analyzable' => false],
              self::TC_DATA_HEIGHT             => ['method' => 'getHeight', 'type' => 'integer', 'analyzable' => false],
              self::TC_DATA_FOCALLENGTH        => ['method' => 'getFocalLength', 'type' => 'float', 'analyzable' => false],
              self::TC_DATA_CHANNELS           => ['method' => 'getChannels', 'type' => 'integer', 'analyzable' => false],
              self::TC_DATA_COLORDEPTH         => ['method' => 'getColorDepth', 'type' => 'integer', 'analyzable' => false],
              self::TC_DATA_CAMERAMODEL        => ['method' => 'getCameraModel', 'type' => 'string', 'analyzable' => false],
              self::TC_DATA_FLASHFIRED         => ['method' => 'getFlashFired', 'type' => 'boolean', 'analyzable' => false],
              self::TC_DATA_APERTURE           => ['method' => 'getAperture', 'type' => 'float', 'analyzable' => false],
              self::TC_DATA_SHUTTERSPEED       => ['method' => 'getShutterSpeed', 'type' => 'float', 'analyzable' => false],
              self::TC_DATA_HYPERFOCALDISTANCE => ['method' => 'getHyperfocalDistance', 'type' => 'float', 'analyzable' => false],
              self::TC_DATA_ISO                => ['method' => 'getISO', 'type' => 'integer', 'analyzable' => false],
              self::TC_DATA_LIGHTVALUE         => ['method' => 'getLightValue', 'type' => 'float', 'analyzable' => false],
              self::TC_DATA_COLORSPACE         => ['method' => 'getColorSpace', 'type' => 'integer', 'analyzable' => false],
              self::TC_DATA_DURATION           => ['method' => 'getDuration', 'type' => 'float', 'analyzable' => false],
              self::TC_DATA_FRAMERATE          => ['method' => 'getFrameRate', 'type' => 'float', 'analyzable' => false],
              self::TC_DATA_AUDIOSAMPLERATE    => ['method' => 'getAudioSampleRate', 'type' => 'float', 'analyzable' => false],
              self::TC_DATA_VIDEOCODEC         => ['method' => 'getVideoCodec', 'type' => 'string', 'analyzable' => false],
              self::TC_DATA_AUDIOCODEC         => ['method' => 'getAudioCodec', 'type' => 'string', 'analyzable' => false],
              self::TC_DATA_ORIENTATION        => ['method' => 'getOrientation', 'type' => 'integer', 'analyzable' => false],
              self::TC_DATA_LONGITUDE          => ['method' => 'getLongitude', 'type' => 'float', 'analyzable' => false],
              self::TC_DATA_LONGITUDE_REF      => ['method' => 'getLongitudeRef'],
              self::TC_DATA_LATITUDE           => ['method' => 'getLatitude', 'type' => 'float', 'analyzable' => false],
              self::TC_DATA_LATITUDE_REF       => ['method' => 'getLatitudeRef'],
              self::TC_DATA_MIMETYPE           => ['type' => 'string', 'analyzable' => false],
              self::TC_DATA_FILESIZE           => ['type' => 'long', 'analyzable' => false],
            ];
        }


        return self::$technicalFieldsList;
    }
public static function getTechnicalFieldsList ( ) { if ( empty ( self :: $ technicalFieldsList ) ) { self :: $ technicalFieldsList = [ self :: TC_DATA_WIDTH => [ 'method' => 'getWidth' , 'type' => 'integer' , 'analyzable' => false ] , self :: TC_DATA_HEIGHT => [ 'method' => 'getHeight' , 'type' => 'integer' , 'analyzable' => false ] , self :: TC_DATA_FOCALLENGTH => [ 'method' => 'getFocalLength' , 'type' => 'float' , 'analyzable' => false ] , self :: TC_DATA_CHANNELS => [ 'method' => 'getChannels' , 'type' => 'integer' , 'analyzable' => false ] , self :: TC_DATA_COLORDEPTH => [ 'method' => 'getColorDepth' , 'type' => 'integer' , 'analyzable' => false ] , self :: TC_DATA_CAMERAMODEL => [ 'method' => 'getCameraModel' , 'type' => 'string' , 'analyzable' => false ] , self :: TC_DATA_FLASHFIRED => [ 'method' => 'getFlashFired' , 'type' => 'boolean' , 'analyzable' => false ] , self :: TC_DATA_APERTURE => [ 'method' => 'getAperture' , 'type' => 'float' , 'analyzable' => false ] , self :: TC_DATA_SHUTTERSPEED => [ 'method' => 'getShutterSpeed' , 'type' => 'float' , 'analyzable' => false ] , self :: TC_DATA_HYPERFOCALDISTANCE => [ 'method' => 'getHyperfocalDistance' , 'type' => 'float' , 'analyzable' => false ] , self :: TC_DATA_ISO => [ 'method' => 'getISO' , 'type' => 'integer' , 'analyzable' => false ] , self :: TC_DATA_LIGHTVALUE => [ 'method' => 'getLightValue' , 'type' => 'float' , 'analyzable' => false ] , self :: TC_DATA_COLORSPACE => [ 'method' => 'getColorSpace' , 'type' => 'integer' , 'analyzable' => false ] , self :: TC_DATA_DURATION => [ 'method' => 'getDuration' , 'type' => 'float' , 'analyzable' => false ] , self :: TC_DATA_FRAMERATE => [ 'method' => 'getFrameRate' , 'type' => 'float' , 'analyzable' => false ] , self :: TC_DATA_AUDIOSAMPLERATE => [ 'method' => 'getAudioSampleRate' , 'type' => 'float' , 'analyzable' => false ] , self :: TC_DATA_VIDEOCODEC => [ 'method' => 'getVideoCodec' , 'type' => 'string' , 'analyzable' => false ] , self :: TC_DATA_AUDIOCODEC => [ 'method' => 'getAudioCodec' , 'type' => 'string' , 'analyzable' => false ] , self :: TC_DATA_ORIENTATION => [ 'method' => 'getOrientation' , 'type' => 'integer' , 'analyzable' => false ] , self :: TC_DATA_LONGITUDE => [ 'method' => 'getLongitude' , 'type' => 'float' , 'analyzable' => false ] , self :: TC_DATA_LONGITUDE_REF => [ 'method' => 'getLongitudeRef' ] , self :: TC_DATA_LATITUDE => [ 'method' => 'getLatitude' , 'type' => 'float' , 'analyzable' => false ] , self :: TC_DATA_LATITUDE_REF => [ 'method' => 'getLatitudeRef' ] , self :: TC_DATA_MIMETYPE => [ 'type' => 'string' , 'analyzable' => false ] , self :: TC_DATA_FILESIZE => [ 'type' => 'long' , 'analyzable' => false ] , ] ; } return self :: $ technicalFieldsList ; }
Return list of technical data and their attributes

@return array
Return list of technical data and their attributes