scratch – Blame information for rev 122
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Rev | Author | Line No. | Line |
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120 | office | 1 | <?php |
2 | |||
3 | /* |
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4 | * This file is part of PHP-FFmpeg. |
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5 | * |
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6 | * (c) Strime <contact@strime.io> |
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7 | * |
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8 | * For the full copyright and license information, please view the LICENSE |
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9 | * file that was distributed with this source code. |
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10 | */ |
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11 | |||
12 | namespace FFMpeg\Media; |
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13 | |||
14 | use Alchemy\BinaryDriver\Exception\ExecutionFailureException; |
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15 | use Alchemy\BinaryDriver\Exception\InvalidArgumentException; |
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16 | use FFMpeg\Filters\Concat\ConcatFilterInterface; |
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17 | use FFMpeg\Filters\Concat\ConcatFilters; |
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18 | use FFMpeg\Driver\FFMpegDriver; |
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19 | use FFMpeg\FFProbe; |
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20 | use FFMpeg\Filters\Audio\SimpleFilter; |
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21 | use FFMpeg\Exception\RuntimeException; |
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22 | use FFMpeg\Format\FormatInterface; |
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23 | use FFMpeg\Filters\FilterInterface; |
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24 | use FFMpeg\Format\ProgressableInterface; |
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25 | use FFMpeg\Format\AudioInterface; |
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26 | use FFMpeg\Format\VideoInterface; |
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27 | use Neutron\TemporaryFilesystem\Manager as FsManager; |
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28 | |||
29 | class Concat extends AbstractMediaType |
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30 | { |
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31 | /** @var array */ |
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32 | private $sources; |
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33 | |||
34 | public function __construct($sources, FFMpegDriver $driver, FFProbe $ffprobe) |
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35 | { |
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36 | parent::__construct($sources, $driver, $ffprobe); |
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37 | $this->sources = $sources; |
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38 | } |
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39 | |||
40 | /** |
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41 | * Returns the path to the sources. |
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42 | * |
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43 | * @return string |
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44 | */ |
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45 | public function getSources() |
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46 | { |
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47 | return $this->sources; |
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48 | } |
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49 | |||
50 | /** |
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51 | * {@inheritdoc} |
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52 | * |
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53 | * @return ConcatFilters |
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54 | */ |
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55 | public function filters() |
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56 | { |
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57 | return new ConcatFilters($this); |
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58 | } |
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59 | |||
60 | /** |
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61 | * {@inheritdoc} |
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62 | * |
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63 | * @return Concat |
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64 | */ |
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65 | public function addFilter(ConcatFilterInterface $filter) |
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66 | { |
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67 | $this->filters->add($filter); |
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68 | |||
69 | return $this; |
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70 | } |
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71 | |||
72 | /** |
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73 | * Saves the concatenated video in the given array, considering that the sources videos are all encoded with the same codec. |
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74 | * |
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75 | * @param array $outputPathfile |
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76 | * @param string $streamCopy |
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77 | * |
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78 | * @return Concat |
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79 | * |
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80 | * @throws RuntimeException |
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81 | */ |
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82 | public function saveFromSameCodecs($outputPathfile, $streamCopy = TRUE) |
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83 | { |
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84 | /** |
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85 | * @see https://ffmpeg.org/ffmpeg-formats.html#concat |
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86 | * @see https://trac.ffmpeg.org/wiki/Concatenate |
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87 | */ |
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88 | |||
89 | // Create the file which will contain the list of videos |
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90 | $fs = FsManager::create(); |
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91 | $sourcesFile = $fs->createTemporaryFile('ffmpeg-concat'); |
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92 | |||
93 | // Set the content of this file |
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94 | $fileStream = @fopen($sourcesFile, 'w'); |
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95 | |||
96 | if($fileStream === false) { |
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97 | throw new ExecutionFailureException('Cannot open the temporary file.'); |
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98 | } |
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99 | |||
100 | $count_videos = 0; |
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101 | if(is_array($this->sources) && (count($this->sources) > 0)) { |
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102 | foreach ($this->sources as $videoPath) { |
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103 | $line = ""; |
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104 | |||
105 | if($count_videos != 0) |
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106 | $line .= "\n"; |
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107 | |||
108 | $line .= "file ".$videoPath; |
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109 | |||
110 | fwrite($fileStream, $line); |
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111 | |||
112 | $count_videos++; |
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113 | } |
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114 | } |
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115 | else { |
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116 | throw new InvalidArgumentException('The list of videos is not a valid array.'); |
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117 | } |
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118 | fclose($fileStream); |
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119 | |||
120 | |||
121 | $commands = array( |
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122 | '-f', 'concat', '-safe', '0', |
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123 | '-i', $sourcesFile |
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124 | ); |
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125 | |||
126 | // Check if stream copy is activated |
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127 | if($streamCopy === TRUE) { |
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128 | $commands[] = '-c'; |
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129 | $commands[] = 'copy'; |
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130 | } |
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131 | |||
132 | // If not, we can apply filters |
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133 | else { |
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134 | foreach ($this->filters as $filter) { |
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135 | $commands = array_merge($commands, $filter->apply($this)); |
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136 | } |
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137 | } |
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138 | |||
139 | // Set the output file in the command |
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140 | $commands = array_merge($commands, array($outputPathfile)); |
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141 | |||
142 | // Execute the command |
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143 | try { |
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144 | $this->driver->command($commands); |
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145 | } catch (ExecutionFailureException $e) { |
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146 | $this->cleanupTemporaryFile($outputPathfile); |
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147 | $this->cleanupTemporaryFile($sourcesFile); |
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148 | throw new RuntimeException('Unable to save concatenated video', $e->getCode(), $e); |
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149 | } |
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150 | |||
151 | $this->cleanupTemporaryFile($sourcesFile); |
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152 | return $this; |
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153 | } |
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154 | |||
155 | /** |
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156 | * Saves the concatenated video in the given filename, considering that the sources videos are all encoded with the same codec. |
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157 | * |
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158 | * @param string $outputPathfile |
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159 | * |
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160 | * @return Concat |
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161 | * |
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162 | * @throws RuntimeException |
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163 | */ |
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164 | public function saveFromDifferentCodecs(FormatInterface $format, $outputPathfile) |
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165 | { |
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166 | /** |
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167 | * @see https://ffmpeg.org/ffmpeg-formats.html#concat |
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168 | * @see https://trac.ffmpeg.org/wiki/Concatenate |
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169 | */ |
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170 | |||
171 | // Check the validity of the parameter |
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172 | if(!is_array($this->sources) || (count($this->sources) == 0)) { |
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173 | throw new InvalidArgumentException('The list of videos is not a valid array.'); |
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174 | } |
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175 | |||
176 | // Create the commands variable |
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177 | $commands = array(); |
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178 | |||
179 | // Prepare the parameters |
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180 | $nbSources = 0; |
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181 | $files = array(); |
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182 | |||
183 | // For each source, check if this is a legit file |
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184 | // and prepare the parameters |
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185 | foreach ($this->sources as $videoPath) { |
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186 | $files[] = '-i'; |
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187 | $files[] = $videoPath; |
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188 | $nbSources++; |
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189 | } |
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190 | |||
191 | $commands = array_merge($commands, $files); |
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192 | |||
193 | // Set the parameters of the request |
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194 | $commands[] = '-filter_complex'; |
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195 | |||
196 | $complex_filter = ''; |
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197 | for($i=0; $i<$nbSources; $i++) { |
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198 | $complex_filter .= '['.$i.':v:0] ['.$i.':a:0] '; |
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199 | } |
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200 | $complex_filter .= 'concat=n='.$nbSources.':v=1:a=1 [v] [a]'; |
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201 | |||
202 | $commands[] = $complex_filter; |
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203 | $commands[] = '-map'; |
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204 | $commands[] = '[v]'; |
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205 | $commands[] = '-map'; |
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206 | $commands[] = '[a]'; |
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207 | |||
208 | // Prepare the filters |
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209 | $filters = clone $this->filters; |
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210 | $filters->add(new SimpleFilter($format->getExtraParams(), 10)); |
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211 | |||
212 | if ($this->driver->getConfiguration()->has('ffmpeg.threads')) { |
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213 | $filters->add(new SimpleFilter(array('-threads', $this->driver->getConfiguration()->get('ffmpeg.threads')))); |
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214 | } |
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215 | if ($format instanceof VideoInterface) { |
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216 | if (null !== $format->getVideoCodec()) { |
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217 | $filters->add(new SimpleFilter(array('-vcodec', $format->getVideoCodec()))); |
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218 | } |
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219 | } |
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220 | if ($format instanceof AudioInterface) { |
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221 | if (null !== $format->getAudioCodec()) { |
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222 | $filters->add(new SimpleFilter(array('-acodec', $format->getAudioCodec()))); |
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223 | } |
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224 | } |
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225 | |||
226 | // Add the filters |
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227 | foreach ($this->filters as $filter) { |
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228 | $commands = array_merge($commands, $filter->apply($this)); |
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229 | } |
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230 | |||
231 | if ($format instanceof AudioInterface) { |
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232 | if (null !== $format->getAudioKiloBitrate()) { |
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233 | $commands[] = '-b:a'; |
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234 | $commands[] = $format->getAudioKiloBitrate() . 'k'; |
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235 | } |
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236 | if (null !== $format->getAudioChannels()) { |
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237 | $commands[] = '-ac'; |
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238 | $commands[] = $format->getAudioChannels(); |
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239 | } |
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240 | } |
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241 | |||
242 | // If the user passed some additional parameters |
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243 | if ($format instanceof VideoInterface) { |
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244 | if (null !== $format->getAdditionalParameters()) { |
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245 | foreach ($format->getAdditionalParameters() as $additionalParameter) { |
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246 | $commands[] = $additionalParameter; |
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247 | } |
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248 | } |
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249 | } |
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250 | |||
251 | // Set the output file in the command |
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252 | $commands[] = $outputPathfile; |
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253 | |||
254 | $failure = null; |
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255 | |||
256 | try { |
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257 | $this->driver->command($commands); |
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258 | } catch (ExecutionFailureException $e) { |
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259 | throw new RuntimeException('Encoding failed', $e->getCode(), $e); |
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260 | } |
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261 | |||
262 | return $this; |
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263 | } |
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264 | } |