IG_mult_has

This function fills a Boolean variable indicating whether or not a multimedia instance has audio data available.

Declaration:

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AT_ERRCOUNT ACCUAPI IG_mult_has_audio( HIGMULT hMult, LPAT_BOOL lpbHasAudio );

Arguments:

Name	Type	Description
hMult	HIGMULT	Multimedia instance handle.
lpbHasAudio	AT_BOOL	Pointer to Boolean set to TRUE if multimedia instance has audio.

Return Value:

Returns the number of ImageGear errors that occurred during this function call. If there are no errors, the return value is IGE_SUCCESS.

Supported Raster Image Formats:

This function does not process image pixels.

Sample:

Media Player

Example:

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AT_ERRCOUNT nErrcount; /* Number of errors on stack / HIGMULT hMult; / Multimedia instance handle / AT_BOOL bHasAudio; / Is audio data available? */ nErrcount = IG_mult_has_audio(hMult, &bHasAudio);

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AT_ERRCOUNT nErrcount;  /* Number of errors on stack */
HIGMULT hMult;          /* Multimedia instance handle */
AT_BOOL bHasAudio;      /* Is audio data available? */
nErrcount = IG_mult_has_audio(hMult, &bHasAudio);