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| 1 | <?php |
| 2 | |
| 3 | namespace MediaWiki\TimedMediaHandler\Handlers\MP4Handler; |
| 4 | |
| 5 | use File; |
| 6 | use MediaWiki\TimedMediaHandler\Handlers\ID3Handler\ID3Handler; |
| 7 | |
| 8 | /** |
| 9 | * MP4 handler |
| 10 | */ |
| 11 | class MP4Handler extends ID3Handler { |
| 12 | |
| 13 | /** |
| 14 | * @param string $path |
| 15 | * @return array |
| 16 | */ |
| 17 | protected function getID3( $path ) { |
| 18 | $id3 = parent::getID3( $path ); |
| 19 | // Unset some parts of id3 that are too detailed and matroska specific: |
| 20 | unset( $id3['quicktime'] ); |
| 21 | return $id3; |
| 22 | } |
| 23 | |
| 24 | /** |
| 25 | * Get the "media size" |
| 26 | * @param File $file |
| 27 | * @param string $path |
| 28 | * @param string|false $metadata |
| 29 | * @return array|false |
| 30 | */ |
| 31 | public function getImageSize( $file, $path, $metadata = false ) { |
| 32 | // Just return the size of the first video stream |
| 33 | if ( $metadata === false ) { |
| 34 | $metadata = $file->getMetadata(); |
| 35 | } |
| 36 | $metadata = $this->unpackMetadata( $metadata ); |
| 37 | if ( isset( $metadata['error'] ) ) { |
| 38 | return false; |
| 39 | } |
| 40 | if ( isset( $metadata['video']['resolution_x'] ) && isset( $metadata['video']['resolution_y'] ) ) { |
| 41 | return [ |
| 42 | $metadata['video']['resolution_x'], |
| 43 | $metadata['video']['resolution_y'] |
| 44 | ]; |
| 45 | } |
| 46 | return [ false, false ]; |
| 47 | } |
| 48 | |
| 49 | /** |
| 50 | * @param File $image |
| 51 | * @return string |
| 52 | */ |
| 53 | public function getMetadataType( $image ) { |
| 54 | return 'mp4'; |
| 55 | } |
| 56 | |
| 57 | /** |
| 58 | * @param File $file |
| 59 | * @return string |
| 60 | */ |
| 61 | public function getWebType( $file ) { |
| 62 | // phpcs:disable Generic.Files.LineLength |
| 63 | /** |
| 64 | * h.264 profile types: |
| 65 | * H.264 Simple baseline profile video (main and extended video compatible) level 3 and Low-Complexity AAC audio in MP4 container: |
| 66 | * type='video/mp4; codecs="avc1.42E01E, mp4a.40.2"' |
| 67 | * |
| 68 | * H.264 Extended profile video (baseline-compatible) level 3 and Low-Complexity AAC audio in MP4 container: |
| 69 | * type='video/mp4; codecs="avc1.58A01E, mp4a.40.2"' |
| 70 | * |
| 71 | * H.264 Main profile video level 3 and Low-Complexity AAC audio in MP4 container |
| 72 | * type='video/mp4; codecs="avc1.4D401E, mp4a.40.2"' |
| 73 | * |
| 74 | * H.264 ‘High’ profile video (incompatible with main, baseline, or extended profiles) level 3 and Low-Complexity AAC audio in MP4 container |
| 75 | * type='video/mp4; codecs="avc1.64001E, mp4a.40.2"' |
| 76 | */ |
| 77 | // phpcs:enable |
| 78 | // all h.264 encodes are currently simple profile |
| 79 | return 'video/mp4; codecs="avc1.42E01E, mp4a.40.2"'; |
| 80 | } |
| 81 | |
| 82 | /** |
| 83 | * @param File $file |
| 84 | * @return string[]|false |
| 85 | */ |
| 86 | public function getStreamTypes( $file ) { |
| 87 | $streamTypes = []; |
| 88 | $metadata = $this->unpackMetadata( $file->getMetadata() ); |
| 89 | if ( !$metadata || isset( $metadata['error'] ) ) { |
| 90 | return false; |
| 91 | } |
| 92 | if ( isset( $metadata['audio'] ) && $metadata['audio']['dataformat'] === 'mp4' ) { |
| 93 | if ( isset( $metadata['audio']['codec'] ) |
| 94 | && |
| 95 | strpos( $metadata['audio']['codec'], 'AAC' ) !== false |
| 96 | ) { |
| 97 | $streamTypes[] = 'AAC'; |
| 98 | } else { |
| 99 | $streamTypes[] = $metadata['audio']['codec']; |
| 100 | } |
| 101 | } |
| 102 | // id3 gives 'V_VP8' for what we call VP8 |
| 103 | if ( isset( $metadata['video'] ) && $metadata['video']['dataformat'] === 'quicktime' ) { |
| 104 | $streamTypes[] = 'h.264'; |
| 105 | } |
| 106 | |
| 107 | return $streamTypes; |
| 108 | } |
| 109 | |
| 110 | /** |
| 111 | * @param File $file |
| 112 | * @return string |
| 113 | */ |
| 114 | public function getShortDesc( $file ) { |
| 115 | $streamTypes = $this->getStreamTypes( $file ); |
| 116 | if ( !$streamTypes ) { |
| 117 | return parent::getShortDesc( $file ); |
| 118 | } |
| 119 | return wfMessage( 'timedmedia-mp4-short-video', implode( '/', $streamTypes ) |
| 120 | )->timeperiodParams( |
| 121 | $this->getLength( $file ) |
| 122 | )->text(); |
| 123 | } |
| 124 | |
| 125 | /** |
| 126 | * @param File $file |
| 127 | * @return string |
| 128 | */ |
| 129 | public function getLongDesc( $file ) { |
| 130 | $streamTypes = $this->getStreamTypes( $file ); |
| 131 | if ( !$streamTypes ) { |
| 132 | return parent::getLongDesc( $file ); |
| 133 | } |
| 134 | return wfMessage( |
| 135 | 'timedmedia-mp4-long-video', |
| 136 | implode( '/', $streamTypes ) |
| 137 | )->timeperiodParams( |
| 138 | $this->getLength( $file ) |
| 139 | )->bitrateParams( |
| 140 | $this->getBitRate( $file ) |
| 141 | )->numParams( |
| 142 | $file->getWidth(), |
| 143 | $file->getHeight() |
| 144 | )->sizeParams( |
| 145 | $file->getSize() |
| 146 | )->text(); |
| 147 | } |
| 148 | |
| 149 | } |