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| author | Justin Ruggles <justin.ruggles@gmail.com> | 2008-08-16 21:39:09 +0000 |
|---|---|---|
| committer | Justin Ruggles <justin.ruggles@gmail.com> | 2008-08-16 21:39:09 +0000 |
| commit | 81fc8a63c5eed8b151d3035ef6422663ca4cfce4 (patch) | |
| tree | 086871aa294b4224016fd012f0ed88d30fdb3c03 | |
| parent | 9045f5e72d6916bd93e0a9b26a8e4a2598fee6f1 (diff) | |
| download | ffmpeg-81fc8a63c5eed8b151d3035ef6422663ca4cfce4.tar.gz | |
use range of lpc orders in ORDER_METHOD_EST
Originally committed as revision 14796 to svn://svn.ffmpeg.org/ffmpeg/trunk
| -rw-r--r-- | libavcodec/lpc.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/libavcodec/lpc.c b/libavcodec/lpc.c index 8c21a2c4e5..a8971d3c84 100644 --- a/libavcodec/lpc.c +++ b/libavcodec/lpc.c @@ -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 { |