params['thumb_command'] = variable_get('video_ffmpeg_thumbnailer_options', $this->thumb_command); } public function run_command($options) { watchdog('ffmpeg_wrapper', 'Sending options: '. $options, array(), WATCHDOG_DEBUG); $output = ffmpeg_wrapper_run_command($options); if(is_object($output) && ISSET($output->errors)) { return implode("\n", $output->errors); } return $output; } public function generate_thumbnails($video) { global $user; // Setup our thmbnail path. $video_thumb_path = variable_get('video_thumb_path', 'video_thumbs'); $final_thumb_path = file_directory_path(). '/' . $video_thumb_path . '/' . $video['fid']; // Ensure the destination directory exists and is writable. $directories = explode('/', $final_thumb_path); // Get the file system directory. $file_system = file_directory_path(); foreach ($directories as $directory) { $full_path = isset($full_path) ? $full_path . '/' . $directory : $directory; // Don't check directories outside the file system path. if (strpos($full_path, $file_system) === 0) { field_file_check_directory($full_path, FILE_CREATE_DIRECTORY); } } // Total thumbs to generate $total_thumbs = variable_get('no_of_video_thumbs', 5); $videofile = escapeshellarg($video['filepath']); //get the playtime from the current transcoder $duration = $this->get_playtime($video); $files = NULL; for($i = 1; $i <= $total_thumbs; $i++) { $seek = ($duration/$total_thumbs) * $i - 1; $filename = "/video-thumb-for-$fid-$i.jpg"; $thumbfile = $final_thumb_path . $filename; //skip files already exists, this will save ffmpeg traffic if (!is_file($thumbfile)) { //setup the command to be passed to the transcoder. $options = t($this->params['thumb_command'], array('!videofile' => $videofile, '!seek' => $seek, '!thumbfile' => $thumbfile)); // Generate the thumbnail from the video. $command_output = $this->run_command($options); if (!file_exists($thumbfile)) { $error_param = array('%file' => $thumbfile, '%cmd' => $command, '%out' => $command_output); $error_msg = t("Error generating thumbnail for video: generated file %file does not exist.
Command Executed:
%cmd
Command Output:
%out", $error_param); // Log the error message. watchdog('video_transcoder',$error_msg, array(), WATCHDOG_ERROR); continue; } } // Begin building the file object. // @TODO : use file_munge_filename() $file = new stdClass(); $file->uid = $user->uid; $file->status = FILE_STATUS_TEMPORARY; $file->filename = trim($filename); $file->filepath = $thumbfile; $file->filemime = file_get_mimetype($filename); $file->filesize = filesize($thumbfile); $file->timestamp = time(); $files[] = $file; } return $files; } public function video_converted_extension() { global $conf; if(isset($conf['ffmpeg_output_type']) && !empty($conf['ffmpeg_output_type'])) { return $conf['ffmpeg_output_type']; } return $this->video_ext; } public function convert_video($video, $converted, $dimensions) { $ffmpeg_object = new stdClass(); // check configuration are pass of then use global $conf if (empty($params)) { global $conf; $params = $conf; } // first error check, make sure that we can decode this kind of file if (!ffmpeg_wrapper_can_decode($video->filepath)) { $message = 'FFmpeg Wrapper can not decode this file: !file'; $variables = array('!file' => l($video->filepath, file_create_url($video->filepath))); watchdog('video_render', $message, $variables, WATCHDOG_ERROR); return false; } // did the admin define a specific FFmpeg comand to run? // we only run what the admin specified if ($params['ffmpeg_video_custom']) { $options[] = str_replace(array('%in_file', '%out_file'), array($video->filepath, $converted), $params['ffmpeg_video_custom_command']); } // build a standard configuration else { // build the ffmpeg command structure out $options = array(); // input file $options[] = "-i '". $video->filepath ."'"; // build the watermark config if ($params['ffmpeg_video_wm']) $options[] = "-vhook '". ffmpeg_wrapper_path_to_vhook('watermark.so') ." -f ". $params['ffmpeg_video_wm_file'] ."'"; // build the audio config if ($params['ffmpeg_audio_advanced']) { // use a specifc codec? if ($params['ffmpeg_audio_acodec']) $options[] = '-acodec '. $params['ffmpeg_audio_acodec']; // use a specific sample rate? if ($params['ffmpeg_audio_ar']) $options[] = '-ar '. $params['ffmpeg_audio_ar']; // use a specific bit rate? if ($params['ffmpeg_audio_ab']) $options[] = '-ab '. $params['ffmpeg_audio_ab']; } //custom sizing per video $options[] = '-s '. $dimensions; // build the video config if ($params['ffmpeg_video_advanced']) { // is codec set? if ($params['ffmpeg_video_vcodec']) $options[] = '-vcodec '. $params['ffmpeg_video_vcodec']; // is the bit rate set? if ($params['ffmpeg_video_br']) $options[] = '-b '. $params['ffmpeg_video_br']; // is frame rate set? if ($params['ffmpeg_video_fps']) $options[] = '-r '. $params['ffmpeg_video_fps']; } // implement truncating if ($params['ffmpeg_time_advanced']) $options[] = '-t '. $params['ffmpeg_time']; // add the output file $options[] = "'". $converted ."'"; } $ffmpeg_object->command = implode(" ", $options); // run our command and return the output. return $this->run_command($ffmpeg_object->command); } /** * Return the playtime seconds of a video */ public function get_playtime($video) { $ffmpeg_output = ffmpeg_wrapper_get_file_data($video['filepath']); return $ffmpeg_output['duration']; } /** * Return the dimensions of a video */ public function get_dimensions($video) { $ffmpeg_output = ffmpeg_wrapper_get_file_data($video); $res = array('width' => 0,'height' => 0); if($ffmpeg_output['video']['s']) { $dimensions = explode("x", $ffmpeg_output['video']['s']); $res['width'] = $dimensions[0] ? $dimensions[0] : NULL; $res['height'] = $dimensions[1] ? $dimensions[1] : NULL; } return $res; } /** * Interface Implementations * @see sites/all/modules/video/includes/transcoder_interface#get_name() */ public function get_name() { return $this->name; } /** * Interface Implementations * @see sites/all/modules/video/includes/transcoder_interface#get_value() */ public function get_value() { return $this->value; } /** * Interface Implementations * @see sites/all/modules/video/includes/transcoder_interface#get_help() */ public function get_help() { $help = l(t('FFMPEG Wrapper'), 'http://drupal.org/project/ffmpeg_wrapper'); // If the module isn't loaded, show an error next to the link. if(!module_exists('ffmpeg_wrapper')) { $help .= ' '.t('You currently do not have this installed.').''; } return $help; } /** * Interface Implementations * @see sites/all/modules/video/includes/transcoder_interface#admin_settings() */ public function admin_settings() { global $conf; $form = array(); if (!module_exists('ffmpeg_wrapper')) { $markup = t('You must download and install the !ffmpeg_wrapper to use the FFmpeg Wrapper as a transcoder.', array('!ffmpeg_wrapper' => l(t('FFmpeg Wrapper Module'), 'http://www.drupal.org/project/ffmpeg_wrapper'))); $form['video_wrapper_info'] = array( '#type' => 'markup', '#value' => $markup, '#prefix' => '
', '#suffix' => '
', ); } else { $form['video_ffmpeg_wrapper_start'] = array( '#type' => 'markup', '#value' => '
', ); if(module_exists('ffmpeg_wrapper_ui')) { $ffmpeg_admin_form = ffmpeg_wrapper_ui_configuration_form($conf); } else if (module_exists('ffmpeg_wrapper')) { $ffmpeg_admin_form = ffmpeg_wrapper_configuration_form($conf); } $form = array_merge($form, $ffmpeg_admin_form['ffmpeg_wrapper']); $form['video_ffmpeg_wrapper_end'] = array( '#type' => 'markup', '#value' => '
', ); } return $form; } }