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use range of lpc orders in ORDER_METHOD_EST

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Originally committed as revision 14796 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Justin Ruggles 2008-08-16 21:39:09 +00:00
parent 9045f5e72d
commit 81fc8a63c5
1 changed files with 4 additions and 4 deletions
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8
libavcodec/lpc.c
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@ -117,12 +117,12 @@ static void quantize_lpc_coefs(double *lpc_in, int order, int precision,
*shift = sh;
}
static int estimate_best_order(double *ref, int max_order)
static int estimate_best_order(double *ref, int min_order, int max_order)
{
int i, est;
est = 1;
for(i=max_order-1; i>=0; i--) {
est = min_order;
for(i=max_order-1; i>=min_order-1; i--) {
if(ref[i] > 0.10) {
est = i+1;
break;
@ -192,7 +192,7 @@ int ff_lpc_calc_coefs(DSPContext *s,
opt_order = max_order;
if(omethod == ORDER_METHOD_EST) {
opt_order = estimate_best_order(ref, max_order);
opt_order = estimate_best_order(ref, min_order, max_order);
i = opt_order-1;
quantize_lpc_coefs(lpc[i], i+1, precision, coefs[i], &shift[i], max_shift, zero_shift);
} else {