Module: ActiveEncode::EngineAdapters::MediaConvertOutput

Defined in:
lib/active_encode/engine_adapters/media_convert_output.rb

Constant Summary collapse

AUDIO_SETTINGS = 
{
  "AAC" => :aac_settings,
  "AC3" => :ac3_settings,
  "AIFF" => :aiff_settings,
  "EAC3_ATMOS" => :eac_3_atmos_settings,
  "EAC3" => :eac_3_settings,
  "MP2" => :mp_2_settings,
  "MP3" => :mp_3_settings,
  "OPUS" => :opus_settings,
  "VORBIS" => :vorbis_settings,
  "WAV" => :wav_settings
}.freeze
VIDEO_SETTINGS = 
{
  "AV1" => :av_1_settings,
  "AVC_INTRA" => :avc_intra_settings,
  "FRAME_CAPTURE" => :frame_capture_settings,
  "H_264" => :h264_settings,
  "H_265" => :h265_settings,
  "MPEG2" => :mpeg_2_settings,
  "PRORES" => :prores_settings,
  "VC3" => :vc_3_settings,
  "VP8" => :vp_8_settings,
  "VP9" => :vp_9_settings,
  "XAVC" => :xavc_settings
}.freeze

Class Method Summary collapse

Class Method Details

.extract_audio_bitrate(settings) ⇒ Object 



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# File 'lib/active_encode/engine_adapters/media_convert_output.rb', line 74

def extract_audio_bitrate(settings)
  codec_settings = extract_audio_codec_settings(settings)
  return nil if codec_settings.nil?
  try(codec_settings, :bitrate)
end

.extract_audio_codec(settings) ⇒ Object 



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# File 'lib/active_encode/engine_adapters/media_convert_output.rb', line 50

def extract_audio_codec(settings)
  settings.audio_descriptions.first.codec_settings.codec
rescue
  nil
end

.extract_audio_codec_settings(settings) ⇒ Object 



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# File 'lib/active_encode/engine_adapters/media_convert_output.rb', line 56

def extract_audio_codec_settings(settings)
  codec_key = AUDIO_SETTINGS[extract_audio_codec(settings)]
  settings.audio_descriptions.first.codec_settings[codec_key]
end

.extract_video_bitrate(settings) ⇒ Object 



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# File 'lib/active_encode/engine_adapters/media_convert_output.rb', line 80

def extract_video_bitrate(settings)
  codec_settings = extract_video_codec_settings(settings)
  return nil if codec_settings.nil?
  try(codec_settings, :bitrate) || try(codec_settings, :max_bitrate)
end

.extract_video_codec(settings) ⇒ Object 



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# File 'lib/active_encode/engine_adapters/media_convert_output.rb', line 61

def extract_video_codec(settings)
  settings.video_description.codec_settings.codec
rescue
  nil
end

.extract_video_codec_settings(settings) ⇒ Object 



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# File 'lib/active_encode/engine_adapters/media_convert_output.rb', line 67

def extract_video_codec_settings(settings)
  codec_key = VIDEO_SETTINGS[extract_video_codec(settings)]
  settings.video_description.codec_settings[codec_key]
rescue
  nil
end

.extract_video_frame_rate(settings) ⇒ Object 



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# File 'lib/active_encode/engine_adapters/media_convert_output.rb', line 86

def extract_video_frame_rate(settings)
  codec_settings = extract_video_codec_settings(settings)
  return nil if codec_settings.nil?
  (codec_settings.framerate_numerator.to_f / codec_settings.framerate_denominator.to_f).round(2)
rescue
  nil
end

.tech_metadata(settings, output) ⇒ Object 



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# File 'lib/active_encode/engine_adapters/media_convert_output.rb', line 33

def tech_metadata(settings, output)
  url = output.dig('outputFilePaths', 0)
  {
    width: output.dig('videoDetails', 'widthInPx'),
    height: output.dig('videoDetails', 'heightInPx'),
    frame_rate: extract_video_frame_rate(settings),
    duration: output['durationInMs'],
    audio_codec: extract_audio_codec(settings),
    video_codec: extract_video_codec(settings),
    audio_bitrate: extract_audio_bitrate(settings),
    video_bitrate: extract_video_bitrate(settings),
    url: url,
    label: File.basename(url),
    suffix: settings.name_modifier
  }
end