Lines Matching defs:sin
63 uint32 start phase, 0 is sin(0), 0x20000000 is sin(pi/2), etc.;
96 int32_t *sin;
329 ws->sin = av_malloc(sizeof(*ws->sin) << SIN_BITS);
330 if (!ws->sin)
333 ws->sin[i] = floor(32767 * sin(2 * M_PI * i / (1 << SIN_BITS)));
370 val = amp * (unsigned)ws->sin[in->phi >> (64 - SIN_BITS)];
457 av_freep(&ws->sin);