AliyunIExporterCallback

@protocol AliyunIExporterCallback <NSObject>

* The protocol of export callbacks.

  • * The callback when the exporting is complete.

    Declaration

    Objective-C

    - (void)exporterDidEnd:(NSString *)outputPath;

    Parameters

    outputPath

    The output path.

  • * The callback when the exporting is canceled.

    Declaration

    Objective-C

    - (void)exporterDidCancel;

  • * The callback that outputs the exporting progress.

    Declaration

    Objective-C

    - (void)exportProgress:(float)progress;

    Parameters

    progress

    Valid values:[0, 1]

  • * The callback when an error occurs.

    Declaration

    Objective-C

    - (void)exportError:(int)errorCode;

    Parameters

    errorCode

    The error code. ALIVC_FRAMEWORK_MEDIA_POOL_WRONG_STATE indicates that the exporter’s state is incorrect. ALIVC_FRAMEWORK_DEMUXER_INIT_MULTI_TIMES indicates that DEMUXER is initialized multiple times. ALIVC_FRAMEWORK_DEMUXER_OPEN_FILE_FAILED indicates that an error occurred while starting DEMUXER. ALIVC_FRAMEWORK_DEMUXER_FIND_STREAM_INFO_FAILED indicates that DEMUXER failed to obtain stream information. ALIVC_FRAMEWORK_AUDIO_DECODER_CREATE_DECODER_FAILED indicates that an error occurred while creating the decoder. ALIVC_FRAMEWORK_AUDIO_DECODER_ERROR_STATE indicates that the decoder state is incorrect. ALIVC_FRAMEWORK_AUDIO_DECODER_ERROR_INPUT indicates that the decoder input is incorrect. ALIVC_FRAMEWORK_VIDEO_DECODER_SPS_PPS_NULL indicates that the SPSPPS parameter of the decoder is null. ALIVC_FRAMEWORK_VIDEO_DECODER_CREATE_H264_PARAM_SET_FAILED indicates that an error occurred while creating H264 decoding parameters. ALIVC_FRAMEWORK_VIDEO_DECODER_CREATE_HEVC_PARAM_SET_FAILED indicates that an error occurred while creating HEVC decoding parameters. ALIVC_FRAMEWORK_MEDIA_POOL_CACHE_DATA_SIZE_OVERFLOW indicates that the cache memory is full.

It is not recommended to use the following methods.

  • Deprecated

    deprecated

    * The callback when the exporting is started.

    Declaration

    Objective-C

    - (void)exporterDidStart;

  • Deprecated

    use -(void)exporterDidEnd:(NSString *)outputPath

    * The callback when the exporting is complete. It is recommended to use exporterDidEnd:(NSString *)outputPath instead.

    Declaration

    Objective-C

    - (void)exporterDidEnd;