TuSDKAssetVideoComposer Class Reference

Inherits from	TuSDKGPUVideoPixelBufferForTexture : SLGPUImageOutput
Declared in	TuSDKAssetVideoComposer.h

Overview

多视频拼接支持不同分辨率不同格式的视频进行拼接

`– initWithAsset:`

根据 AVAsset 初始化解码器

- (instancetype _Nonnull)initWithAsset:(NSArray<AVAsset*> *_Nullable)assets

Parameters

`assets`	视频数据源

Return Value

AVAsset

Declared In

TuSDKAssetVideoComposer.h

`status`

当前转码器状态

@property (nonatomic, readonly) TuSDKAssetVideoComposerStatus status

Declared In

TuSDKAssetVideoComposer.h

`progress`

当前进度（0 - 1）

@property (nonatomic, assign, readonly) CGFloat progress

Declared In

TuSDKAssetVideoComposer.h

`outputVideoQuality`

输出的视频画质

@property (nonatomic) TuSDKVideoQuality *outputVideoQuality

Declared In

TuSDKAssetVideoComposer.h

`outputCompressionScale`

输出视频压缩比例 (0 - 1) 优先使用 outputVideoQuality

@property (nonatomic, assign) CGFloat outputCompressionScale

Availability

2.2.0

Declared In

TuSDKAssetVideoComposer.h

`outputFileType`

指定输出的文件类型

@property (nonatomic) lsqFileType outputFileType

Declared In

TuSDKAssetVideoComposer.h

`delegate`

合成事件委托

@property (nonatomic, weak) id<TuSDKAssetVideoComposerDelegate> _Nullable delegate

Declared In

TuSDKAssetVideoComposer.h

`outputFileURL`

转码后输出的视频路径

@property (nonatomic) NSURL *outputFileURL

Declared In

TuSDKAssetVideoComposer.h

`saveToAlbum`

保存到系统相册 (默认保存, 当设置为NO时, 保存到临时目录)

@property (nonatomic) BOOL saveToAlbum

Declared In

TuSDKAssetVideoComposer.h

`saveToAlbumName`

保存到系统相册的相册名称

@property (nonatomic, copy) NSString *saveToAlbumName

Declared In

TuSDKAssetVideoComposer.h

`– addInputAsset:`

添加需要转码的视频

- (void)addInputAsset:(AVAsset *_Nonnull)asset

Parameters

`asset`	AVAsset

Declared In

TuSDKAssetVideoComposer.h

`– removeInputAsset:`

删除视频源

- (void)removeInputAsset:(AVAsset *_Nonnull)asset

Parameters

`asset`	AVAsset

Declared In

TuSDKAssetVideoComposer.h

`– startComposing`

启动转码

- (void)startComposing

Declared In

TuSDKAssetVideoComposer.h

`– cancelComposing`

取消合成并且当前合成的视频将被丢弃

- (void)cancelComposing

Declared In

TuSDKAssetVideoComposer.h