From 916dee9f45dab85cfc20b6bf63ce8722746e6508 Mon Sep 17 00:00:00 2001 From: Alex Converse Date: Sun, 13 Feb 2011 16:42:38 -0800 Subject: aac: remove dead SBR input scaling It has been unused since 9d06d7bce3babb82ed650c13ed13a57f6f626a71 Signed-off-by: Mans Rullgard --- libavcodec/aacsbr.c | 10 +++------- 1 file changed, 3 insertions(+), 7 deletions(-) (limited to 'libavcodec/aacsbr.c') diff --git a/libavcodec/aacsbr.c b/libavcodec/aacsbr.c index 9b10bf25fe..237d51a391 100644 --- a/libavcodec/aacsbr.c +++ b/libavcodec/aacsbr.c @@ -1134,16 +1134,12 @@ static void sbr_dequant(SpectralBandReplication *sbr, int id_aac) * @param W array of complex-valued samples split into subbands */ static void sbr_qmf_analysis(DSPContext *dsp, FFTContext *mdct, const float *in, float *x, - float z[320], float W[2][32][32][2], - float scale) + float z[320], float W[2][32][32][2]) { int i, k; memcpy(W[0], W[1], sizeof(W[0])); memcpy(x , x+1024, (320-32)*sizeof(x[0])); - if (scale != 1.0f) - dsp->vector_fmul_scalar(x+288, in, scale, 1024); - else - memcpy(x+288, in, 1024*sizeof(*x)); + memcpy(x+288, in, 1024*sizeof(x[0])); for (i = 0; i < 32; i++) { // numTimeSlots*RATE = 16*2 as 960 sample frames // are not supported dsp->vector_fmul_reverse(z, sbr_qmf_window_ds, x, 320); @@ -1722,7 +1718,7 @@ void ff_sbr_apply(AACContext *ac, SpectralBandReplication *sbr, int id_aac, /* decode channel */ sbr_qmf_analysis(&ac->dsp, &sbr->mdct_ana, ch ? R : L, sbr->data[ch].analysis_filterbank_samples, (float*)sbr->qmf_filter_scratch, - sbr->data[ch].W, 1/(-1024 * ac->sf_scale)); + sbr->data[ch].W); sbr_lf_gen(ac, sbr, sbr->X_low, sbr->data[ch].W); if (sbr->start) { sbr_hf_inverse_filter(sbr->alpha0, sbr->alpha1, sbr->X_low, sbr->k[0]); -- cgit v1.2.3