TrackInfoUtil class
A utility class for managing multi-track video playback with variable resolutions.
多视频轨播放（可变清晰度）工具类。
Properties
- hashCode → int
-
The hash code for this object.
no setterinherited
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
Methods
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
toString(
) → String -
A string representation of this object.
inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited
Static Properties
-
trackInfoResolutions
↔ Map<
String, List< int> > -
定义分辨率与对应宽高的映射
getter/setter pair
Static Methods
-
filterVideoTrackInfoList(
List? trackInfoList) → List< AVPTrackInfo> - 过滤视频清晰度轨
-
findResolution(
AVPTrackInfo? trackInfo) → String - 遍历最接近的清晰度
-
getIndexesFromTrackInfos(
List< AVPTrackInfo> trackInfos) → List<int> - 从视频轨信息列表中提取索引
-
getQualitiesFromTrackInfos(
List< AVPTrackInfo> trackInfos) → List<String> - 从视频轨信息列表中提取清晰度描述
-
getQuality(
AVPTrackInfo? trackInfo) → String - 获取视频轨的清晰度
-
getTrackIndex(
AVPTrackInfo? trackInfo) → int - 获取视频轨索引
-
getTrackInfoByIndex(
List< AVPTrackInfo> ? trackInfos, int? trackIndex) → AVPTrackInfo? - 根据索引获取视频轨信息
Constants
- autoQualityKey → const String
- 自动清晰度标识 key
-
qualityDescriptions
→ const Map<
String, String> - 清晰度标识映射
- unknownQualityKey → const String
- 未知清晰度标识 key