Changes in python/ext/aubiomodule.c [a159628:df66c37]
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python/ext/aubiomodule.c
ra159628 rdf66c37 11 11 12 12 static char Py_alpha_norm_doc[] = "" 13 "alpha_norm(fvec, integer) -> float\n" 14 "\n" 15 "Compute alpha normalisation factor on vector, given alpha\n" 13 "alpha_norm(vec, alpha)\n" 14 "\n" 15 "Compute `alpha` normalisation factor of vector `vec`.\n" 16 "\n" 17 "Parameters\n" 18 "----------\n" 19 "vec : fvec\n" 20 " input vector\n" 21 "alpha : float\n" 22 " norm factor\n" 23 "\n" 24 "Returns\n" 25 "-------\n" 26 "float\n" 27 " p-norm of the input vector, where `p=alpha`\n" 16 28 "\n" 17 29 "Example\n" 18 30 "-------\n" 19 31 "\n" 20 ">>> b = alpha_norm(a, 9)"; 32 ">>> a = aubio.fvec(np.arange(10)); alpha = 2\n" 33 ">>> aubio.alpha_norm(a, alpha), (sum(a**alpha)/len(a))**(1./alpha)\n" 34 "(5.338539123535156, 5.338539126015656)\n" 35 "\n" 36 "Note\n" 37 "----\n" 38 "Computed as:\n" 39 "\n" 40 ".. math::\n" 41 " l_{\\alpha} = \n" 42 " \\|\\frac{\\sum_{n=0}^{N-1}{{x_n}^{\\alpha}}}{N}\\|^{1/\\alpha}\n" 43 ""; 21 44 22 45 static char Py_bintomidi_doc[] = "" 23 "bintomidi(float, samplerate = integer, fftsize = integer) -> float\n" 24 "\n" 25 "Convert bin (float) to midi (float), given the sampling rate and the FFT size\n" 46 "bintomidi(fftbin, samplerate, fftsize)\n" 47 "\n" 48 "Convert FFT bin to frequency in midi note, given the sampling rate\n" 49 "and the size of the FFT.\n" 50 "\n" 51 "Parameters\n" 52 "----------\n" 53 "fftbin : float\n" 54 " input frequency bin\n" 55 "samplerate : float\n" 56 " sampling rate of the signal\n" 57 "fftsize : float\n" 58 " size of the FFT\n" 59 "\n" 60 "Returns\n" 61 "-------\n" 62 "float\n" 63 " Frequency converted to midi note.\n" 26 64 "\n" 27 65 "Example\n" 28 66 "-------\n" 29 67 "\n" 30 ">>> midi = bintomidi(float, samplerate = 44100, fftsize = 1024)"; 68 ">>> aubio.bintomidi(10, 44100, 1024)\n" 69 "68.62871551513672\n" 70 ""; 31 71 32 72 static char Py_miditobin_doc[] = "" 33 "miditobin(float, samplerate = integer, fftsize = integer) -> float\n" 34 "\n" 35 "Convert midi (float) to bin (float), given the sampling rate and the FFT size\n" 73 "miditobin(midi, samplerate, fftsize)\n" 74 "\n" 75 "Convert frequency in midi note to FFT bin, given the sampling rate\n" 76 "and the size of the FFT.\n" 77 "\n" 78 "Parameters\n" 79 "----------\n" 80 "midi : float\n" 81 " input frequency, in midi note\n" 82 "samplerate : float\n" 83 " sampling rate of the signal\n" 84 "fftsize : float\n" 85 " size of the FFT\n" 86 "\n" 87 "Returns\n" 88 "-------\n" 89 "float\n" 90 " Frequency converted to FFT bin.\n" 91 "\n" 92 "Examples\n" 93 "--------\n" 94 "\n" 95 ">>> aubio.miditobin(69, 44100, 1024)\n" 96 "10.216779708862305\n" 97 ">>> aubio.miditobin(75.08, 32000, 512)\n" 98 "10.002175331115723\n" 99 ""; 100 101 static char Py_bintofreq_doc[] = "" 102 "bintofreq(fftbin, samplerate, fftsize)\n" 103 "\n" 104 "Convert FFT bin to frequency in Hz, given the sampling rate\n" 105 "and the size of the FFT.\n" 106 "\n" 107 "Parameters\n" 108 "----------\n" 109 "fftbin : float\n" 110 " input frequency bin\n" 111 "samplerate : float\n" 112 " sampling rate of the signal\n" 113 "fftsize : float\n" 114 " size of the FFT\n" 115 "\n" 116 "Returns\n" 117 "-------\n" 118 "float\n" 119 " Frequency converted to Hz.\n" 36 120 "\n" 37 121 "Example\n" 38 122 "-------\n" 39 123 "\n" 40 ">>> bin = miditobin(midi, samplerate = 44100, fftsize = 1024)"; 41 42 static char Py_bintofreq_doc[] = "" 43 "bintofreq(float, samplerate = integer, fftsize = integer) -> float\n" 44 "\n" 45 "Convert bin number (float) in frequency (Hz), given the sampling rate and the FFT size\n" 124 ">>> aubio.bintofreq(10, 44100, 1024)\n" 125 "430.6640625\n" 126 ""; 127 128 static char Py_freqtobin_doc[] = "" 129 "freqtobin(freq, samplerate, fftsize)\n" 130 "\n" 131 "Convert frequency in Hz to FFT bin, given the sampling rate\n" 132 "and the size of the FFT.\n" 133 "\n" 134 "Parameters\n" 135 "----------\n" 136 "midi : float\n" 137 " input frequency, in midi note\n" 138 "samplerate : float\n" 139 " sampling rate of the signal\n" 140 "fftsize : float\n" 141 " size of the FFT\n" 142 "\n" 143 "Returns\n" 144 "-------\n" 145 "float\n" 146 " Frequency converted to FFT bin.\n" 147 "\n" 148 "Examples\n" 149 "--------\n" 150 "\n" 151 ">>> aubio.freqtobin(440, 44100, 1024)\n" 152 "10.216779708862305\n" 153 ""; 154 155 static char Py_zero_crossing_rate_doc[] = "" 156 "zero_crossing_rate(vec)\n" 157 "\n" 158 "Compute zero-crossing rate of `vec`.\n" 159 "\n" 160 "Parameters\n" 161 "----------\n" 162 "vec : fvec\n" 163 " input vector\n" 164 "\n" 165 "Returns\n" 166 "-------\n" 167 "float\n" 168 " Zero-crossing rate.\n" 46 169 "\n" 47 170 "Example\n" 48 171 "-------\n" 49 172 "\n" 50 ">>> freq = bintofreq(bin, samplerate = 44100, fftsize = 1024)"; 51 52 static char Py_freqtobin_doc[] = "" 53 "freqtobin(float, samplerate = integer, fftsize = integer) -> float\n" 54 "\n" 55 "Convert frequency (Hz) in bin number (float), given the sampling rate and the FFT size\n" 173 ">>> a = np.linspace(-1., 1., 1000, dtype=aubio.float_type)\n" 174 ">>> aubio.zero_crossing_rate(a), 1/1000\n" 175 "(0.0010000000474974513, 0.001)\n" 176 ""; 177 178 static char Py_min_removal_doc[] = "" 179 "min_removal(vec)\n" 180 "\n" 181 "Remove the minimum value of a vector to each of its element.\n" 182 "\n" 183 "Modifies the input vector in-place and returns a reference to it.\n" 184 "\n" 185 "Parameters\n" 186 "----------\n" 187 "vec : fvec\n" 188 " input vector\n" 189 "\n" 190 "Returns\n" 191 "-------\n" 192 "fvec\n" 193 " modified input vector\n" 56 194 "\n" 57 195 "Example\n" 58 196 "-------\n" 59 197 "\n" 60 ">>> bin = freqtobin(freq, samplerate = 44100, fftsize = 1024)"; 61 62 static char Py_zero_crossing_rate_doc[] = "" 63 "zero_crossing_rate(fvec) -> float\n" 64 "\n" 65 "Compute Zero crossing rate of a vector\n" 66 "\n" 67 "Example\n" 68 "-------\n" 69 "\n" 70 ">>> z = zero_crossing_rate(a)"; 71 72 static char Py_min_removal_doc[] = "" 73 "min_removal(fvec) -> float\n" 74 "\n" 75 "Remove the minimum value of a vector, in-place modification\n" 76 "\n" 77 "Example\n" 78 "-------\n" 79 "\n" 80 ">>> min_removal(a)"; 198 ">>> aubio.min_removal(aubio.fvec(np.arange(1,4)))\n" 199 "array([0., 1., 2.], dtype=" AUBIO_NPY_SMPL_STR ")\n" 200 ""; 81 201 82 202 extern void add_ufuncs ( PyObject *m ); … … 104 224 105 225 // compute the function 106 result = Py _BuildValue (AUBIO_NPY_SMPL_CHR,fvec_alpha_norm (&vec, alpha));226 result = PyFloat_FromDouble(fvec_alpha_norm (&vec, alpha)); 107 227 if (result == NULL) { 108 228 return NULL; … … 118 238 smpl_t output; 119 239 120 if (!PyArg_ParseTuple (args, "|" AUBIO_NPY_SMPL_CHR AUBIO_NPY_SMPL_CHR AUBIO_NPY_SMPL_CHR , &input, &samplerate, &fftsize)) { 240 if (!PyArg_ParseTuple (args, 241 "" AUBIO_NPY_SMPL_CHR AUBIO_NPY_SMPL_CHR AUBIO_NPY_SMPL_CHR, 242 &input, &samplerate, &fftsize)) { 121 243 return NULL; 122 244 } … … 133 255 smpl_t output; 134 256 135 if (!PyArg_ParseTuple (args, "|" AUBIO_NPY_SMPL_CHR AUBIO_NPY_SMPL_CHR AUBIO_NPY_SMPL_CHR , &input, &samplerate, &fftsize)) { 257 if (!PyArg_ParseTuple (args, 258 "" AUBIO_NPY_SMPL_CHR AUBIO_NPY_SMPL_CHR AUBIO_NPY_SMPL_CHR, 259 &input, &samplerate, &fftsize)) { 136 260 return NULL; 137 261 } … … 148 272 smpl_t output; 149 273 150 if (!PyArg_ParseTuple (args, "|" AUBIO_NPY_SMPL_CHR AUBIO_NPY_SMPL_CHR AUBIO_NPY_SMPL_CHR, &input, &samplerate, &fftsize)) { 274 if (!PyArg_ParseTuple (args, 275 "" AUBIO_NPY_SMPL_CHR AUBIO_NPY_SMPL_CHR AUBIO_NPY_SMPL_CHR, 276 &input, &samplerate, &fftsize)) { 151 277 return NULL; 152 278 } … … 163 289 smpl_t output; 164 290 165 if (!PyArg_ParseTuple (args, "|" AUBIO_NPY_SMPL_CHR AUBIO_NPY_SMPL_CHR AUBIO_NPY_SMPL_CHR, &input, &samplerate, &fftsize)) { 291 if (!PyArg_ParseTuple (args, 292 "" AUBIO_NPY_SMPL_CHR AUBIO_NPY_SMPL_CHR AUBIO_NPY_SMPL_CHR, 293 &input, &samplerate, &fftsize)) { 166 294 return NULL; 167 295 } … … 192 320 193 321 // compute the function 194 result = Py _BuildValue (AUBIO_NPY_SMPL_CHR,aubio_zero_crossing_rate (&vec));322 result = PyFloat_FromDouble(aubio_zero_crossing_rate (&vec)); 195 323 if (result == NULL) { 196 324 return NULL; … … 243 371 {"level_detection", Py_aubio_level_detection, METH_VARARGS, Py_aubio_level_detection_doc}, 244 372 {"window", Py_aubio_window, METH_VARARGS, Py_aubio_window_doc}, 373 {"shift", Py_aubio_shift, METH_VARARGS, Py_aubio_shift_doc}, 374 {"ishift", Py_aubio_ishift, METH_VARARGS, Py_aubio_ishift_doc}, 375 {"hztomel", Py_aubio_hztomel, METH_VARARGS|METH_KEYWORDS, Py_aubio_hztomel_doc}, 376 {"meltohz", Py_aubio_meltohz, METH_VARARGS|METH_KEYWORDS, Py_aubio_meltohz_doc}, 377 {"hztomel_htk", Py_aubio_hztomel_htk, METH_VARARGS, Py_aubio_hztomel_htk_doc}, 378 {"meltohz_htk", Py_aubio_meltohz_htk, METH_VARARGS, Py_aubio_meltohz_htk_doc}, 245 379 {NULL, NULL, 0, NULL} /* Sentinel */ 246 380 };
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