| /external/chromium_org/third_party/WebKit/Source/core/platform/audio/ |
| DownSampler.cpp | 69 // Compute the sinc() with offset.
71 double sinc = !s ? 1.0 : sin(s) / s; local
72 sinc *= sincScaleFactor;
74 // Compute Blackman window, matching the offset of the sinc().
78 // Window the sinc() function.
81 m_reducedKernel[(i - 1) / 2] = sinc * window;
|
| UpSampler.cpp | 64 // Compute the sinc() with offset.
66 double sinc = !s ? 1.0 : sin(s) / s; local
68 // Compute Blackman window, matching the offset of the sinc().
72 // Window the sinc() function.
73 m_kernel[i] = sinc * window;
|
| SincResampler.cpp | 100 // The sinc function is an idealized brick-wall filter, but since we're windowing it the
109 // Generates a set of windowed sinc() kernels.
115 // Compute the sinc() with offset.
117 double sinc = !s ? 1.0 : sin(s) / s; local
118 sinc *= sincScaleFactor;
120 // Compute Blackman window, matching the offset of the sinc().
124 // Window the sinc() function and store at the correct offset.
125 m_kernelStorage[i + offsetIndex * m_kernelSize] = sinc * window;
|
| /frameworks/av/tools/resampler_tools/ |
| fir.cpp | 23 static double sinc(double x) { function
228 double y = kaiser(ix+N, 2*N, beta) * sinc(x) * 2.0 * Fcr;
254 double y = kaiser(i+N, 2*N, beta) * sinc(x) * 2.0 * Fcr;;
|
| /external/speex/libspeex/ |
| resample.c | 275 /* The slow way of computing a sinc for the table. Should improve that some day */
276 static spx_word16_t sinc(float cutoff, float x, int N, struct FuncDef *window_func) function
288 /* The slow way of computing a sinc for the table. Should improve that some day */
289 static spx_word16_t sinc(float cutoff, float x, int N, struct FuncDef *window_func) function
306 but I know it's MMSE-optimal on a sinc */
322 but I know it's MMSE-optimal on a sinc */
348 const spx_word16_t *sinc = & sinc_table[samp_frac_num*N]; local
355 accum[0] += sinc[j]*iptr[j];
356 accum[1] += sinc[j+1]*iptr[j+1];
357 accum[2] += sinc[j+2]*iptr[j+2]
400 const spx_word16_t *sinc = & sinc_table[samp_frac_num*N]; local
[all...] |
| /external/pixman/pixman/ |
| pixman-filter.c | 71 sinc (double x) function
82 return sinc (x) * sinc (x * (1.0 / n));
|
| /external/chromium_org/skia/ext/ |
| image_operations_unittest.cc | 653 static double sinc(double x) { function
661 return sinc(offset) * sinc(offset / 3.0);
|
| /frameworks/av/services/audioflinger/ |
| AudioResamplerSinc.cpp | 829 int32_t sinc = mulAdd(lerp, (c1-c0)<<1, c0); local
[all...] |
