[FFmpeg-cvslog] r21233 - in trunk/libavcodec: sipr.c siprdata.h
vitor
subversion
Sat Jan 16 04:44:17 CET 2010
Author: vitor
Date: Sat Jan 16 04:44:17 2010
New Revision: 21233
Log:
Allow a SIPR table to be used by the upcoming SIPR16k decoder
Modified:
trunk/libavcodec/sipr.c
trunk/libavcodec/siprdata.h
Modified: trunk/libavcodec/sipr.c
==============================================================================
--- trunk/libavcodec/sipr.c Sat Jan 16 04:40:25 2010 (r21232)
+++ trunk/libavcodec/sipr.c Sat Jan 16 04:44:17 2010 (r21233)
@@ -110,6 +110,13 @@ static const SiprModeParam modes[MODE_CO
}
};
+const float ff_pow_0_5[] = {
+ 1.0/(1 << 1), 1.0/(1 << 2), 1.0/(1 << 3), 1.0/(1 << 4),
+ 1.0/(1 << 5), 1.0/(1 << 6), 1.0/(1 << 7), 1.0/(1 << 8),
+ 1.0/(1 << 9), 1.0/(1 << 10), 1.0/(1 << 11), 1.0/(1 << 12),
+ 1.0/(1 << 13), 1.0/(1 << 14), 1.0/(1 << 15), 1.0/(1 << 16)
+};
+
static void dequant(float *out, const int *idx, const float *cbs[])
{
int i;
@@ -273,7 +280,7 @@ static void postfilter_5k0(SiprContext *
for (i = 0; i < LP_FILTER_ORDER; i++) {
lpc_d[i] = lpc[i] * ff_pow_0_75[i];
- lpc_n[i] = lpc[i] * pow_0_5 [i];
+ lpc_n[i] = lpc[i] * ff_pow_0_5 [i];
};
memcpy(pole_out - LP_FILTER_ORDER, ctx->postfilter_mem,
Modified: trunk/libavcodec/siprdata.h
==============================================================================
--- trunk/libavcodec/siprdata.h Sat Jan 16 04:40:25 2010 (r21232)
+++ trunk/libavcodec/siprdata.h Sat Jan 16 04:44:17 2010 (r21233)
@@ -24,13 +24,6 @@
#ifndef AVCODEC_SIPRDATA_H
#define AVCODEC_SIPRDATA_H
-static const float pow_0_5[] = {
- 1.0/(1 << 1), 1.0/(1 << 2), 1.0/(1 << 3), 1.0/(1 << 4),
- 1.0/(1 << 5), 1.0/(1 << 6), 1.0/(1 << 7), 1.0/(1 << 8),
- 1.0/(1 << 9), 1.0/(1 << 10), 1.0/(1 << 11), 1.0/(1 << 12),
- 1.0/(1 << 13), 1.0/(1 << 14), 1.0/(1 << 15), 1.0/(1 << 16)
-};
-
static const float mean_lsf[10] = {
0.297151, 0.452308, 0.765443, 1.134803, 1.421125,
1.773822, 2.049173, 2.375914, 2.585097, 0.075756
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