AudioConverterFillBuffer

Declaration

extern OSStatus AudioConverterFillBuffer(AudioConverterRef inAudioConverter, AudioConverterInputDataProc inInputDataProc, void *inInputDataProcUserData, UInt32 *ioOutputDataSize, void *outOutputData);

Parameters

• inAudioConverter:

  The audio converter to use for format conversion.

• inInputDataProc:

  A callback function that supplies audio data to convert. This callback is invoked repeatedly as the converter is ready for new input data.

• inInputDataProcUserData:

  Custom data for use by your application when receiving a callback invocation.

• ioOutputDataSize:

  On input, the size, in bytes, of the buffer available for the converted data. On output, the number of bytes written to the output buffer (pointed to by the outOutputData parameter).

• outOutputData:

  On output, the converted audio data.

Return Value

A result code.

Discussion

Converts audio data supplied by a callback function.

Special Considerations

This function is deprecated. Use the AudioConverterFillComplexBuffer(_:_:_:_:_:_:) function instead.