Lines Matching defs:smp
690 static void encode_residual_fixed(int32_t *res, const int32_t *smp, int n,
696 res[i] = smp[i];
700 res[i] = smp[i];
703 res[i] = smp[i] - smp[i-1];
705 int a = smp[order-1] - smp[order-2];
707 int b = smp[i ] - smp[i-1];
709 a = smp[i+1] - smp[i ];
713 int a = smp[order-1] - smp[order-2];
714 int c = smp[order-1] - 2*smp[order-2] + smp[order-3];
716 int b = smp[i ] - smp[i-1];
719 a = smp[i+1] - smp[i ];
724 int a = smp[order-1] - smp[order-2];
725 int c = smp[order-1] - 2*smp[order-2] + smp[order-3];
726 int e = smp[order-1] - 3*smp[order-2] + 3*smp[order-3] - smp[order-4];
728 int b = smp[i ] - smp[i-1];
732 a = smp[i+1] - smp[i ];
744 s = smp[i-(x)+1];\
749 const int32_t *smp, int n, int order,
754 int s = smp[i-order];
803 res[i ] = smp[i ] - (p0 >> shift);
804 res[i+1] = smp[i+1] - (p1 >> shift);
809 static void encode_residual_lpc(int32_t *res, const int32_t *smp, int n,
814 res[i] = smp[i];
818 int s = smp[i];
823 s = smp[i-j-1];
826 res[i ] = smp[i ] - (p0 >> shift);
827 res[i+1] = smp[i+1] - (p1 >> shift);
831 case 1: encode_residual_lpc_unrolled(res, smp, n, 1, coefs, shift, 0); break;
832 case 2: encode_residual_lpc_unrolled(res, smp, n, 2, coefs, shift, 0); break;
833 case 3: encode_residual_lpc_unrolled(res, smp, n, 3, coefs, shift, 0); break;
834 case 4: encode_residual_lpc_unrolled(res, smp, n, 4, coefs, shift, 0); break;
835 case 5: encode_residual_lpc_unrolled(res, smp, n, 5, coefs, shift, 0); break;
836 case 6: encode_residual_lpc_unrolled(res, smp, n, 6, coefs, shift, 0); break;
837 case 7: encode_residual_lpc_unrolled(res, smp, n, 7, coefs, shift, 0); break;
838 case 8: encode_residual_lpc_unrolled(res, smp, n, 8, coefs, shift, 0); break;
839 default: encode_residual_lpc_unrolled(res, smp, n, order, coefs, shift, 1); break;
853 int32_t *res, *smp;
858 smp = sub->samples;
863 if(smp[i] != smp[0])
867 res[0] = smp[0];
874 memcpy(res, smp, n * sizeof(int32_t));
892 encode_residual_fixed(res, smp, n, i);
900 encode_residual_fixed(res, smp, n, sub->order);
908 opt_order = ff_lpc_calc_coefs(&s->lpc_ctx, smp, n, min_order, max_order,
928 encode_residual_lpc(res, smp, n, order+1, coefs[order], shift[order]);
942 encode_residual_lpc(res, smp, n, i+1, coefs[i], shift[i]);
960 encode_residual_lpc(res, smp, n, i+1, coefs[i], shift[i]);
975 encode_residual_lpc(res, smp, n, sub->order, sub->coefs, sub->shift);
1254 int16_t smp = av_le2ne16(samples[i]);
1255 av_md5_update(s->md5ctx, (uint8_t *)&smp, 2);