// keys returned by fijkplayer when getting media and streams info
// they originate from FFmpeg, fijkplayer, and other software
// that write additional metadata to media files
class Keys {
  static const androidCaptureFramerate = 'com.android.capture.fps';
  static const androidVersion = 'com.android.version';
  static const bps = 'bps';
  static const bitrate = 'bitrate';
  static const byteCount = 'number_of_bytes';
  static const channelLayout = 'channel_layout';
  static const codecLevel = 'codec_level';
  static const codecName = 'codec_name';
  static const codecPixelFormat = 'codec_pixel_format';
  static const codecProfileId = 'codec_profile_id';
  static const compatibleBrands = 'compatible_brands';
  static const creationTime = 'creation_time';
  static const date = 'date';
  static const duration = 'duration';
  static const durationMicros = 'duration_us';
  static const encoder = 'encoder';
  static const filename = 'filename';
  static const fpsDen = 'fps_den';
  static const fpsNum = 'fps_num';
  static const frameCount = 'number_of_frames';
  static const handlerName = 'handler_name';
  static const height = 'height';
  static const index = 'index';
  static const language = 'language';
  static const location = 'location';
  static const majorBrand = 'major_brand';
  static const mediaFormat = 'format';
  static const mediaType = 'media_type';
  static const minorVersion = 'minor_version';
  static const rotate = 'rotate';
  static const sampleRate = 'sample_rate';
  static const sarDen = 'sar_den';
  static const sarNum = 'sar_num';
  static const selectedAudioStream = 'audio';
  static const selectedTextStream = 'timedtext';
  static const selectedVideoStream = 'video';
  static const sourceOshash = 'source_oshash';
  static const startMicros = 'start_us';
  static const statisticsTags = '_statistics_tags';
  static const statisticsWritingApp = '_statistics_writing_app';
  static const statisticsWritingDateUtc = '_statistics_writing_date_utc';
  static const streams = 'streams';
  static const tbrDen = 'tbr_den';
  static const tbrNum = 'tbr_num';
  static const streamType = 'type';
  static const title = 'title';
  static const track = 'track';
  static const width = 'width';
}