youtube_explode/lib/src/videos/streams/stream_manifest.dart

42 lines
1.6 KiB
Dart

import 'dart:collection';
import 'package:youtube_explode_dart/src/videos/streams/audio_only_stream_info.dart';
import 'package:youtube_explode_dart/src/videos/streams/muxed_stream_info.dart';
import 'package:youtube_explode_dart/src/videos/streams/video_only_stream_info.dart';
import 'package:youtube_explode_dart/src/videos/streams/video_stream_info.dart';
import 'audio_stream_info.dart';
import 'stream_info.dart';
/// Manifest that contains information about available media streams
/// in a specific video.
class StreamManifest {
/// Available streams.
final UnmodifiableListView<StreamInfo> streams;
/// Initializes an instance of [StreamManifest]
StreamManifest(Iterable<StreamInfo> streams)
: streams = UnmodifiableListView(streams);
/// Gets streams that contain audio
/// (which includes muxed and audio-only streams).
Iterable<AudioStreamInfo> getAudio() => streams.whereType<AudioStreamInfo>();
/// Gets streams that contain video
/// (which includes muxed and video-only streams).
Iterable<VideoStreamInfo> getVideo() => streams.whereType<VideoStreamInfo>();
/// Gets muxed streams (contain both audio and video).
/// Note that muxed streams are limited in quality and don't go beyond 720p30.
Iterable<MuxedStreamInfo> getMuxed() => streams.whereType<MuxedStreamInfo>();
/// Gets audio-only streams (no video).
Iterable<AudioOnlyStreamInfo> getAudioOnly() =>
streams.whereType<AudioOnlyStreamInfo>();
/// Gets video-only streams (no audio).
/// These streams have the widest range of qualities available.
Iterable<VideoOnlyStreamInfo> getVideoOnly() =>
streams.whereType<VideoOnlyStreamInfo>();
}