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@ -60,7 +60,7 @@ static inline float scalar_product_float(const float * v1, const float * v2, |
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return res; |
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} |
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static void colmult(float *tgt, const float *m1, const float *m2, int n) |
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static void apply_window(float *tgt, const float *m1, const float *m2, int n) |
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{ |
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while (n--) |
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*tgt++ = *m1++ * *m2++; |
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@ -148,7 +148,7 @@ static void do_hybrid_window(int order, int n, int non_rec, const float *in, |
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memmove(hist , hist + n, (order + non_rec)*sizeof(*hist)); |
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memcpy (hist + order + non_rec, in , n *sizeof(*hist)); |
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colmult(work, window, hist, order + n + non_rec); |
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apply_window(work, window, hist, order + n + non_rec); |
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convolve(buffer1, work + order , n , order); |
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convolve(buffer2, work + order + n, non_rec, order); |
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@ -174,13 +174,13 @@ static void backward_filter(RA288Context *ractx) |
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ractx->sp_rec, syn_window); |
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if (!compute_lpc_coefs(temp1, 36, ractx->sp_lpc, 0, 1, 1)) |
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colmult(ractx->sp_lpc, ractx->sp_lpc, syn_bw_tab, 36); |
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apply_window(ractx->sp_lpc, ractx->sp_lpc, syn_bw_tab, 36); |
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do_hybrid_window(10, 8, 20, ractx->gain_block+2, temp2, ractx->gain_hist, |
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ractx->gain_rec, gain_window); |
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if (!compute_lpc_coefs(temp2, 10, ractx->gain_lpc, 0, 1, 1)) |
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colmult(ractx->gain_lpc, ractx->gain_lpc, gain_bw_tab, 10); |
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apply_window(ractx->gain_lpc, ractx->gain_lpc, gain_bw_tab, 10); |
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} |
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static int ra288_decode_frame(AVCodecContext * avctx, void *data, |
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