Lines Matching refs:tcos
60 s->tcos = av_malloc_array(n/2, sizeof(FFTSample));
61 if (!s->tcos)
66 s->tsin = s->tcos + n4;
70 s->tsin = s->tcos + 1;
82 s->tcos[i*tstep] = lrint(-cos(alpha) * 2147483648.0);
85 s->tcos[i*tstep] = FIX15(-cos(alpha) * scale);
105 const FFTSample *tcos = s->tcos;
120 CMUL(z[j].re, z[j].im, *in2, *in1, tcos[k], tsin[k]);
129 CMUL(r0, i1, z[n8-k-1].im, z[n8-k-1].re, tsin[n8-k-1], tcos[n8-k-1]);
130 CMUL(r1, i0, z[n8+k ].im, z[n8+k ].re, tsin[n8+k ], tcos[n8+k ]);
168 const FFTSample *tcos = s->tcos;
183 CMUL(x[j].re, x[j].im, re, im, -tcos[i], tsin[i]);
188 CMUL(x[j].re, x[j].im, re, im, -tcos[n8 + i], tsin[n8 + i]);
196 CMUL(i1, r0, x[n8-i-1].re, x[n8-i-1].im, -tsin[n8-i-1], -tcos[n8-i-1]);
197 CMUL(i0, r1, x[n8+i ].re, x[n8+i ].im, -tsin[n8+i ], -tcos[n8+i ]);
207 av_freep(&s->tcos);