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lpc: Document the use_lpc parameter to ff_lpc_calc_coefs().

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Patch by Patrik Kullman (patrik A yes D nu).

Originally committed as revision 17216 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Patrik Kullman 2009-02-13 22:01:46 +00:00 committed by Justin Ruggles
parent 3c90870a2f
commit 83f63ffb22
1 changed files with 5 additions and 0 deletions
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libavcodec/lpc.c
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@ -94,6 +94,11 @@ static int estimate_best_order(double *ref, int min_order, int max_order)
/**
* Calculate LPC coefficients for multiple orders
*
* @param use_lpc LPC method for determining coefficients
* 0 = LPC with fixed pre-defined coeffs
* 1 = LPC with coeffs determined by Levinson-Durbin recursion
* 2+ = LPC with coeffs determined by Cholesky factorization using (use_lpc-1) passes.
*/
int ff_lpc_calc_coefs(DSPContext *s,
const int32_t *samples, int blocksize, int min_order,