Copyright © 2013-2014 MultiMedia Soft

ExternalSoundAnalysisPushData method

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Remarks

 

Receives a chunk of PCM sound data through a memory buffer provided by an external source in order to perform a sound waveform analysis.

 

Before invoking this method call the ExternalSoundAnalysisStart method which allows determining the format of PCM sound data passed inside the memory buffer.

 

 

Syntax

 

[Visual Basic]

control.ExternalSoundAnalysisPushData (

pBuffer as variant,

nBufferLength as long

) as enumErrorCodes


 

[C++]

short control.ExternalSoundAnalysisPushData (

const VARIANT FAR& pBuffer,

long nBufferLength

);


 

 

Parameter

Description

 

 

pBuffer

Buffer containing PCM sound data. The format of PCM sound data is determined by a previous call to the ExternalSoundAnalysisStart method.

nBufferLength

Length of the input buffer expressed in bytes

 

 

 

Return value

 

Value

Meaning

 

 

Negative value

An error occurred, check the LastError property value in order to see the error code meaning

enumErrorCodes.ERR_NOERROR (0)

The method call was successful.