TuSDKMediaMovieAssetExportSession Class Reference

Inherits from	NSObject
Conforms to	TuSDKMediaAssetExportSession
Declared in	TuSDKMediaMovieAssetExportSession.h

Overview

音视频数据导出会话

Other Methods

`– initWithInputAsset:videoDecodeOutputSettings:audioDecodeOutputSettings:exportOutputSettings:`

初始化视频导出会话

- (instancetype _Nullable)initWithInputAsset:(AVAsset *_Nonnull)inputAsset videoDecodeOutputSettings:(TuSDKMediaDecoderOutputSettings *_Nullable)videoDecodeOutputSettings audioDecodeOutputSettings:(TuSDKMediaDecoderOutputSettings *_Nullable)audioDecodeOutputSettings exportOutputSettings:(nullable TuSDKMediaMovieAssetExportSessionSettings *)exportEncodeOutputSettings

Parameters

`inputAsset`	输入的视频资源
`exportEncodeOutputSettings`	输出设置

Return Value

TuSDKMediaAVAssetExportSession

Declared In

TuSDKMediaMovieAssetExportSession.h

`inputAsset`

输出的资产

@property (nonatomic, readonly) AVAsset *inputAsset

Availability

v3.0

Declared In

TuSDKMediaMovieAssetExportSession.h

`inputAssetInfo`

获取视频信息，视频加载完成后可用

@property (nonatomic, readonly) TuSDKMediaAssetInfo *inputAssetInfo

Availability

v3.0

Declared In

TuSDKMediaMovieAssetExportSession.h

`videoTrackExtractor`

视频数据分离器

@property (nonatomic, readonly) __kindof id<TuSDKMediaExtractor> _Nullable videoTrackExtractor

Availability

v3.0

Declared In

TuSDKMediaMovieAssetExportSession.h

`audioTrackExtractor`

音频数据分离器

@property (nonatomic, readonly) __kindof id<TuSDKMediaExtractor> _Nullable audioTrackExtractor

Availability

v3.0

Declared In

TuSDKMediaMovieAssetExportSession.h

`videoDecodeOutputSettings`

视频解码输出配置

@property (nonatomic, readonly) TuSDKMediaDecoderOutputSettings *videoDecodeOutputSettings

Availability

v3.0

Declared In

TuSDKMediaMovieAssetExportSession.h

`audioDecodeOutputSettings`

音频解码输出配置

@property (nonatomic, readonly) TuSDKMediaDecoderOutputSettings *audioDecodeOutputSettings

Availability

v3.0

Declared In

TuSDKMediaMovieAssetExportSession.h

`status`

当前状态

@property (nonatomic, readonly) TuSDKMediaExportSessionStatus status

Availability

v3.0

Declared In

TuSDKMediaMovieAssetExportSession.h

`outputRotation`

设置视频输出的画面方向

@property (nonatomic) LSQGPUImageRotationMode outputRotation

Availability

v3.0

Declared In

TuSDKMediaMovieAssetExportSession.h

`outputURL`

设置视频输出的地址

@property (nonatomic, strong) NSURL *outputURL

Availability

v3.4.2

Declared In

TuSDKMediaMovieAssetExportSession.h

`– canExportAssetSound`

验证是否可以输出视频原音

- (BOOL)canExportAssetSound

Return Value

true/false

Availability

3.0

Declared In

TuSDKMediaMovieAssetExportSession.h

`– exportSessionDidResult:error:`

导出完成

- (void)exportSessionDidResult:(NSURL *_Nullable)fileURL error:(NSError *_Nullable)error

Parameters

`fileURL`	输出的文件路径
`error`	错误信息

Availability

v3.0

Declared In

TuSDKMediaMovieAssetExportSession.h

`– notifyStatus:`

通知当前Session状态

- (void)notifyStatus:(TuSDKMediaExportSessionStatus)status

Parameters

`status`	状态

Declared In

TuSDKMediaMovieAssetExportSession.h

Processing Methods

`– inputRotation`

输入的画面方向

- (LSQGPUImageRotationMode)inputRotation

Availability

3.0

Declared In

TuSDKMediaMovieAssetExportSession.h

`– inputPixelFormatType`

输入的采样数据类型支持： kCVPixelFormatType_420YpCbCr8BiPlanarFullRange | kCVPixelFormatType_420YpCbCr8BiPlanarVideoRange kCVPixelFormatType_32BGRA

- (OSType)inputPixelFormatType

Availability

3.0

Declared In

TuSDKMediaMovieAssetExportSession.h

`– processVideoSampleBuffer:`

处理分离的视频数据默认：直接将数据写入到文件中将会调用 writeVideoSampleBuffer 方法

- (void)processVideoSampleBuffer:(CMSampleBufferRef _Nullable)sampleBufferRef

Parameters

`sampleBufferRef`	视频数据

Availability

v3.0

Declared In

TuSDKMediaMovieAssetExportSession.h

`– processVideoPixelBuffer:outputTime:`

处理分离的视频数据默认：直接将数据写入到文件中将会调用 writeVideoSampleBuffer 方法

- (void)processVideoPixelBuffer:(CVPixelBufferRef _Nullable)pixelBufferRef outputTime:(CMTime)outputTime

Parameters

`pixelBufferRef`	视频数据
`outputTime`	输出时间

Availability

v3.0

Declared In

TuSDKMediaMovieAssetExportSession.h

`– processAudioSampleBuffer:`

处理分离的音频数据默认：直接将数据写入到文件中，将会调用 writeAudioSampleBuffer 方法

- (void)processAudioSampleBuffer:(CMSampleBufferRef _Nullable)sampleBufferRef

Parameters

`sampleBufferRef`	音频数据

Availability

v3.0

Declared In

TuSDKMediaMovieAssetExportSession.h

`– writeVideoSampleBuffer:outputTime:`

写入视频数据到文件中

- (void)writeVideoSampleBuffer:(CMSampleBufferRef _Nonnull)sampleBufferRef outputTime:(CMTime)outputTime

Parameters

`sampleBufferRef`	视频数据
`outputTime`	输出时间

Availability

v3.0

Declared In

TuSDKMediaMovieAssetExportSession.h

`– writeAudioSampleBuffer:`

写入视频数据到文件中

- (void)writeAudioSampleBuffer:(CMSampleBufferRef _Nonnull)sampleBufferRef

Parameters

`sampleBufferRef`	音频数据

Availability

v3.0

Declared In

TuSDKMediaMovieAssetExportSession.h