Avoid deeply nested control flow statements.

Open

                                if (!self::$parse_whole_file) {
                                    if (isset($info['matroska']['info']) && is_array($info['matroska']['info'])) {
                                        if (isset($info['matroska']['tracks']['tracks']) && is_array($info['matroska']['tracks']['tracks'])) {
                                            if (count($info['matroska']['track_data_offsets']) == count($info['matroska']['tracks']['tracks'])) {
                                                return;

Avoid deeply nested control flow statements.

Open

                                if (empty($thisfile_asf_comments['track'])) {
                                    $thisfile_asf_comments['track'] = array(1 + $this->TrimConvert($thisfile_asf_extendedcontentdescriptionobject_contentdescriptor_current['value']));
                                }

Avoid deeply nested control flow statements.

Open

                            if ($AVCPacketType == H264_AVC_SEQUENCE_HEADER) {
                                //    read AVCDecoderConfigurationRecord
                                $configurationVersion       = getid3_lib::BigEndian2Int(substr($FLVvideoHeader,  4, 1));
                                $AVCProfileIndication       = getid3_lib::BigEndian2Int(substr($FLVvideoHeader,  5, 1));
                                $profile_compatibility      = getid3_lib::BigEndian2Int(substr($FLVvideoHeader,  6, 1));

Avoid deeply nested control flow statements.

Open

                        if ($framedata{$i} != "\x00") {
                            $thisfile_id3v2['padding']['valid'] = false;
                            $thisfile_id3v2['padding']['errorpos'] = $thisfile_id3v2['padding']['start'] + $i;
                            $info['warning'][] = 'Invalid ID3v2 padding found at offset '.$thisfile_id3v2['padding']['errorpos'].' (the remaining '.($thisfile_id3v2['padding']['length'] - $i).' bytes are considered invalid)';
                            break;

Avoid deeply nested control flow statements.

Open

                        if ($this->IsValidID3v2FrameName($nextFrameID, $id3v2_majorversion)) {
                            // next frame is OK
                        } elseif (($frame_name == "\x00".'MP3') || ($frame_name == "\x00\x00".'MP') || ($frame_name == ' MP3') || ($frame_name == 'MP3e')) {
                            // MP3ext known broken frames - "ok" for the purposes of this test
                        } elseif (($id3v2_majorversion == 4) && ($this->IsValidID3v2FrameName(substr($framedata, getid3_lib::BigEndian2Int(substr($frame_header, 4, 4), 0), 4), 3))) {

Avoid deeply nested control flow statements.

Open

                        if ($MPEGaudioHeaderValidCache[$next4]) {
                            fseek($this->getid3->fp, -4, SEEK_CUR);

                            getid3_lib::safe_inc($Distribution['bitrate'][$LongMPEGbitrateLookup[$head4]]);
                            getid3_lib::safe_inc($Distribution['layer'][$LongMPEGlayerLookup[$head4]]);

Avoid deeply nested control flow statements.

Open

                        if ($pct_data_scanned > 0) {
                            $info['warning'][] = 'too many MPEG audio frames to scan, only scanned '.$frames_scanned.' frames in '.$max_scan_segments.' segments ('.number_format($pct_data_scanned * 100, 1).'% of file) and extrapolated distribution, playtime and bitrate may be incorrect.';
                            foreach ($info['mpeg']['audio'] as $key1 => $value1) {
                                if (!preg_match('#_distribution$#i', $key1)) {
                                    continue;

Function EBML2Int has a Cognitive Complexity of 8 (exceeds 5 allowed). Consider refactoring.

Open

    private static function EBML2Int($EBMLstring) {
        // http://matroska.org/specs/

        // Element ID coded with an UTF-8 like system:
        // 1xxx xxxx                                  - Class A IDs (2^7 -2 possible values) (base 0x8X)

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Avoid deeply nested control flow statements.

Open

                                switch ($AudioCodecFrequency) {
                                    case 8:
                                    case 8000:
                                        $thisfile_audio['sample_rate'] = 8000;
                                        break;

Avoid deeply nested control flow statements.

Open

                        for ($j = 0; $j < $size; $j++) {
                            if ($nextScale != 0) {
                                $deltaScale = $this->expGolombUe();
                                $nextScale = ($lastScale + $deltaScale + 256) % 256;
                            }

Avoid deeply nested control flow statements.

Open

                        if (!(abs($info['audio']['bitrate'] - $FirstFrameThisfileInfo['audio']['bitrate']) <= 1)) {
                            // If there is garbage data between a valid VBR header frame and a sequence
                            // of valid MPEG-audio frames the VBR data is no longer discarded.
                            $info = $FirstFrameThisfileInfo;
                            $info['avdataoffset']        = $FirstFrameAVDataOffset;

Avoid deeply nested control flow statements.

Open

                                while ($this->getEBMLelement($subelement, $element_data['end'], array(EBML_ID_CLUSTERSILENTTRACKS, EBML_ID_CLUSTERBLOCKGROUP, EBML_ID_CLUSTERSIMPLEBLOCK))) {
                                    switch ($subelement['id']) {

                                        case EBML_ID_CLUSTERTIMECODE:
                                        case EBML_ID_CLUSTERPOSITION:

Avoid deeply nested control flow statements.

Open

                                if (!isset($thisfile_audio['bitrate']) && strstr($AudioCodecBitrate, 'kbps')) {
                                    $thisfile_audio['bitrate'] = (int) (trim(str_replace('kbps', '', $AudioCodecBitrate)) * 1000);
                                }

Avoid deeply nested control flow statements.

Open

                        if (!isset($MPEGaudioHeaderDecodeCache[$next4])) {
                            $MPEGaudioHeaderDecodeCache[$next4] = self::MPEGaudioHeaderDecode($next4);
                        }

Avoid deeply nested control flow statements.

Open

                            if ($bitrate_count > 0) {
                                $distinct_bitrates++;
                            }

Avoid deeply nested control flow statements.

Open

                                if (self::$hide_clusters) { // do not parse cues if hide clusters is "ON" till they point to clusters anyway
                                    $this->current_offset = $element_data['end'];
                                    break;
                                }

Avoid deeply nested control flow statements.

Open

                                while ($this->getEBMLelement($subelement, $element_data['end'])) {
                                    switch ($subelement['id']) {

                                        case EBML_ID_EDITIONENTRY:
                                            $editionentry_entry = array();

Avoid deeply nested control flow statements.

Open

                                if ($thisfile_asf_extendedcontentdescriptionobject_contentdescriptor_current['value']) {
                                    $thisfile_audio['bitrate_mode'] = 'vbr';
                                    $thisfile_video['bitrate_mode'] = 'vbr';
                                }

Function iconv_fallback has a Cognitive Complexity of 8 (exceeds 5 allowed). Consider refactoring.

Open

    public static function iconv_fallback($in_charset, $out_charset, $string) {

        if ($in_charset == $out_charset) {
            return $string;
        }

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Avoid deeply nested control flow statements.

Open

                                while ($this->getEBMLelement($subelement, $element_data['end'], false)) {
                                    switch ($subelement['id']) {

                                        case EBML_ID_TAG:
                                            $tag_entry = array();