public function video_zencoder_api::create in Video 6.4

Same name and namespace in other branches

1. 6.5 plugins/video_zencoder/video_zencoder.lib.inc \video_zencoder_api::create()
2. 7 modules/video_zencoder/includes/zencoder.inc \video_zencoder_api::create()

create transcoding job on Zencoder.com

File

plugins/video_zencoder/video_zencoder.lib.inc, line 44

Class

video_zencoder_api

Code

public function create($file) {
  if ($this->zencoder == NULL) {
    return FALSE;
  }

  // dimensions
  $dimensions = explode('x', $file->dimensions);

  // Notifications
  $notifications = array(
    array(
      'format' => 'json',
      'url' => variable_get('video_zencoder_postback', url('postback/jobs', array(
        'absolute' => TRUE,
      ))),
    ),
  );

  // S3 permissions
  $public = !variable_get('amazon_s3_private', FALSE);

  // Common output URL prefix
  $output_url_prefix = 's3://' . $this->bucket . '/' . pathinfo($file->filepath, PATHINFO_DIRNAME) . '/converted/' . pathinfo($file->filepath, PATHINFO_FILENAME) . '.';

  // construct the output array with the presets
  $zc_outputs = array();
  foreach ($file->presets as $name => $preset) {
    $zc_output = array();
    $quality = $preset['quality'];
    $speed = $preset['speed'];
    $upscale = $preset['upscale'];
    $stretch = $preset['stretch'];
    $frame_rate = $preset['frame_rate'];
    $max_frame_rate = $preset['max_frame_rate'];
    $keyframe_interval = $preset['keyframe_interval'];
    $video_bitrate = $preset['video_bitrate'];
    $bitrate_cap = $preset['bitrate_cap'];
    $buffer_size = $preset['buffer_size'];
    $h264_profile = $preset['h264_profile'];
    $h264_level = $preset['h264_level'];
    $skip_video = $preset['skip_video'];
    $audio_codec = $preset['audio_codec'];
    $audio_bitrate = $preset['audio_bitrate'];
    $audio_channels = $preset['audio_channels'];
    $audio_sample_rate = $preset['audio_sample_rate'];
    $skip_audio = $preset['skip_audio'];
    $start_clip = $preset['start_clip'];
    $clip_length = $preset['clip_length'];
    $zc_output['label'] = 'VIDEO_' . $name . '_' . $file->fid;
    $zc_output['url'] = $output_url_prefix . $preset['extension'];
    $zc_output['public'] = $public;
    $zc_output['width'] = $dimensions[0];
    $zc_output['height'] = $dimensions[1];
    if (!empty($quality)) {
      $zc_output['quality'] = $quality;
    }
    if (!empty($speed)) {
      $zc_output['speed'] = $speed;
    }
    if (!empty($upscale)) {
      $zc_output['upscale'] = $upscale;
    }
    if (!empty($frame_rate)) {
      $zc_output['frame_rate'] = $frame_rate;
    }
    if (!empty($max_frame_rate)) {
      $zc_output['max_frame_rate'] = $max_frame_rate;
    }
    if (!empty($keyframe_interval)) {
      $zc_output['keyframe_interval'] = $keyframe_interval;
    }
    if (!empty($video_bitrate)) {
      $zc_output['video_bitrate'] = $video_bitrate;
    }
    if (!empty($bitrate_cap)) {
      $zc_output['bitrate_cap'] = $bitrate_cap;
    }
    if (!empty($buffer_size)) {
      $zc_output['buffer_size'] = $buffer_size;
    }
    if (!empty($h264_profile)) {
      $zc_output['h264_profile'] = $h264_profile;
    }
    if (!empty($h264_level)) {
      $zc_output['h264_level'] = $h264_level;
    }
    if (!empty($skip_video)) {
      $zc_output['skip_video'] = $skip_video;
    }
    if (!empty($audio_codec)) {
      $zc_output['audio_codec'] = $audio_codec;
    }
    if (!empty($audio_bitrate)) {
      $zc_output['audio_bitrate'] = $audio_bitrate;
    }
    if (!empty($audio_channels)) {
      $zc_output['audio_channels'] = $audio_channels;
    }
    if (!empty($audio_sample_rate)) {
      $zc_output['audio_sample_rate'] = $audio_sample_rate;
    }
    if (!empty($skip_audio)) {
      $zc_output['skip_audio'] = $skip_audio;
    }
    if (!empty($start_clip)) {
      $zc_output['start_clip'] = $start_clip;
    }
    if (!empty($clip_length)) {
      $zc_output['clip_length'] = $clip_length;
    }

    //notifications
    $zc_output['notifications'] = $notifications;
    $zc_outputs[] = $zc_output;
  }

  // Add thumbnails
  if (empty($zc_outputs)) {
    $zc_outputs[0] = array();
  }
  $video_thumb_path = variable_get('video_thumb_path', 'video_thumbs');
  $final_thumb_path = file_directory_path() . '/' . $video_thumb_path . '/' . $file->fid;
  $zc_outputs[0]['thumbnails'] = array(
    'number' => intval(variable_get('video_thumbs', 5)),
    'size' => variable_get('video_thumbs_size', '160x120'),
    'base_url' => 's3://' . $this->bucket . '/' . $final_thumb_path,
    'prefix' => $file->fid,
  );
  $encoding_job_json = array(
    'api_key' => $this->access_key,
    'input' => 's3://' . $this->bucket . '/' . $file->filepath,
    'outputs' => $zc_outputs,
  );
  try {
    return $this->zencoder->jobs
      ->create($encoding_job_json);
  } catch (Services_Zencoder_Exception $e) {
    watchdog('zencoder', 'Zencoder reports errors while converting %file:<br/>!errorlist', array(
      '%file' => $file->filename,
      '!errorlist' => theme('item_list', $e
        ->getErrors()),
    ), WATCHDOG_ERROR);
    return FALSE;
  }
}