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lavr: clarify documentation for avresample_get/set_matrix()

This commit is contained in:
Justin Ruggles 2012-11-29 14:59:19 -05:00
parent d04c17c913
commit 887d4c05c9
1 changed files with 5 additions and 1 deletions
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6
libavresample/avresample.h
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@ -216,6 +216,9 @@ int avresample_build_matrix(uint64_t in_layout, uint64_t out_layout,
/**
* Get the current channel mixing matrix.
*
* If no custom matrix has been previously set or the AVAudioResampleContext is
* not open, an error is returned.
*
* @param avr audio resample context
* @param matrix mixing coefficients; matrix[i + stride * o] is the weight of
* input channel i in output channel o.
@ -231,7 +234,8 @@ int avresample_get_matrix(AVAudioResampleContext *avr, double *matrix,
* Allows for setting a custom mixing matrix, overriding the default matrix
* generated internally during avresample_open(). This function can be called
* anytime on an allocated context, either before or after calling
* avresample_open(). avresample_convert() always uses the current matrix.
* avresample_open(), as long as the channel layouts have been set.
* avresample_convert() always uses the current matrix.
* Calling avresample_close() on the context will clear the current matrix.
*
* @see avresample_close()