source: python/ext/py-musicutils.h @ 5652a8c

feature/autosinkfeature/cnnfeature/cnn_orgfeature/constantqfeature/crepefeature/crepe_orgfeature/pitchshiftfeature/pydocstringsfeature/timestretchfix/ffmpeg5pitchshiftsamplertimestretchyinfft+
Last change on this file since 5652a8c was 9c8c8a6, checked in by Paul Brossier <piem@piem.org>, 9 years ago

ext/py-musicutils.c: add level_detection (closes #21)

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File size: 1.8 KB
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1#ifndef _PY_AUBIO_MUSICUTILS_H_
2#define _PY_AUBIO_MUSICUTILS_H_
3
4static char Py_aubio_window_doc[] = ""
5"window(string, integer) -> fvec\n"
6"\n"
7"Create a window\n"
8"\n"
9"Example\n"
10"-------\n"
11"\n"
12">>> window('hanningz', 1024)\n"
13"array([  0.00000000e+00,   9.41753387e-06,   3.76403332e-05, ...,\n"
14"         8.46982002e-05,   3.76403332e-05,   9.41753387e-06], dtype=float32)";
15
16PyObject * Py_aubio_window(PyObject *self, PyObject *args);
17
18static char Py_aubio_level_lin_doc[] = ""
19"level_lin(fvec) -> fvec\n"
20"\n"
21"Compute sound level on a linear scale.\n"
22"\n"
23"This gives the average of the square amplitudes.\n"
24"\n"
25"Example\n"
26"-------\n"
27"\n"
28">>> level_Lin(numpy.ones(1024))\n"
29"1.0";
30
31PyObject * Py_aubio_level_lin(PyObject *self, PyObject *args);
32
33static char Py_aubio_db_spl_doc[] = ""
34"Compute sound pressure level (SPL) in dB\n"
35"\n"
36"This quantity is often wrongly called 'loudness'.\n"
37"\n"
38"This gives ten times the log10 of the average of the square amplitudes.\n"
39"\n"
40"Example\n"
41"-------\n"
42"\n"
43">>> db_spl(numpy.ones(1024))\n"
44"1.0";
45
46PyObject * Py_aubio_db_spl(PyObject *self, PyObject *args);
47
48static char Py_aubio_silence_detection_doc[] = ""
49"Check if buffer level in dB SPL is under a given threshold\n"
50"\n"
51"Return 0 if level is under the given threshold, 1 otherwise.\n"
52"\n"
53"Example\n"
54"-------\n"
55"\n"
56">>> import numpy\n"""
57">>> silence_detection(numpy.ones(1024, dtype=\"float32\"), -80)\n"
58"0";
59
60PyObject * Py_aubio_silence_detection(PyObject *self, PyObject *args);
61
62static char Py_aubio_level_detection_doc[] = ""
63"Get buffer level in dB SPL if over a given threshold, 1. otherwise.\n"
64"\n"
65"Example\n"
66"-------\n"
67"\n"
68">>> import numpy\n"""
69">>> level_detection(0.7*numpy.ones(1024, dtype=\"float32\"), -80)\n"
70"0";
71
72PyObject * Py_aubio_level_detection(PyObject *self, PyObject *args);
73
74#endif /* _PY_AUBIO_MUSICUTILS_H_ */
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