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Fixed a bug in the PLC and added code to estimate the pitch from the synthesis

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instead of relying on the one previously transmitted by the encoder.
This commit is contained in:
Jean-Marc Valin 2008-05-02 10:34:07 +10:00
parent a1bb9c707f
commit 24c9cdaca1
6 changed files with 29 additions and 12 deletions
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4
libcelt/pitch.c
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@ -104,7 +104,7 @@ static void normalise16(celt_word16_t *x, int len, celt_word16_t val)
#define INPUT_SHIFT 15
void find_spectral_pitch(const CELTMode *m, kiss_fftr_cfg fft, const struct PsyDecay *decay, const celt_sig_t * restrict x, const celt_sig_t * restrict y, const celt_word16_t * restrict window, int len, int *pitch)
void find_spectral_pitch(const CELTMode *m, kiss_fftr_cfg fft, const struct PsyDecay *decay, const celt_sig_t * restrict x, const celt_sig_t * restrict y, const celt_word16_t * restrict window, int len, int max_pitch, int *pitch)
{
int c, i;
VARDECL(celt_word16_t, _X);
@ -224,6 +224,6 @@ void find_spectral_pitch(const CELTMode *m, kiss_fftr_cfg fft, const struct PsyD
real16_ifft(fft, X, Y, lag);
/* The peak in the correlation gives us the pitch */
*pitch = find_max16(Y, lag-len);
*pitch = find_max16(Y, max_pitch);
RESTORE_STACK;
}