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author | Vitor Sessak <vitor1001@gmail.com> | 2009-02-24 18:11:42 +0000 |
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committer | Vitor Sessak <vitor1001@gmail.com> | 2009-02-24 18:11:42 +0000 |
commit | 66d4c62806a97b2eb14164c97fe9060c241e7f8e (patch) | |
tree | c23e615790fcefa844293d86c4c7c0f7a4b99281 /libavcodec/ra288.c | |
parent | 4daa41c41586c1a596567a63140c6ba17113d491 (diff) | |
download | ffmpeg-66d4c62806a97b2eb14164c97fe9060c241e7f8e.tar.gz |
Do not reimplement ff_celp_lp_synthesis_filterf().
Originally committed as revision 17562 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/ra288.c')
-rw-r--r-- | libavcodec/ra288.c | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/libavcodec/ra288.c b/libavcodec/ra288.c index c5ca3ec77b..746075e972 100644 --- a/libavcodec/ra288.c +++ b/libavcodec/ra288.c @@ -25,6 +25,7 @@ #include "ra288.h" #include "lpc.h" #include "celp_math.h" +#include "celp_filters.h" typedef struct { float sp_lpc[36]; ///< LPC coefficients for speech data (spec: A) @@ -68,7 +69,7 @@ static void convolve(float *tgt, const float *src, int len, int n) static void decode(RA288Context *ractx, float gain, int cb_coef) { - int i, j; + int i; double sumsum; float sum, buffer[5]; float *block = ractx->sp_hist + 70 + 36; // current block @@ -100,11 +101,7 @@ static void decode(RA288Context *ractx, float gain, int cb_coef) gain_block[9] = 10 * log10(sum) - 32; - for (i=0; i < 5; i++) { - block[i] = buffer[i]; - for (j=0; j < 36; j++) - block[i] -= block[i-1-j]*ractx->sp_lpc[j]; - } + ff_celp_lp_synthesis_filterf(block, ractx->sp_lpc, buffer, 5, 36); /* output */ for (i=0; i < 5; i++) |