source: python/ext/py-source.c @ 21234ee

feature/autosinkfeature/cnnfeature/cnn_orgfeature/constantqfeature/crepefeature/crepe_orgfeature/pitchshiftfeature/pydocstringsfeature/timestretchfix/ffmpeg5pitchshiftsamplertimestretchyinfft+
Last change on this file since 21234ee was 18e22f9, checked in by Paul Brossier <piem@piem.org>, 11 years ago

ext/py-source.c: fix size checks

Signed-off-by: Paul Brossier <piem@piem.org>

  • Property mode set to 100644
File size: 3.2 KB
Line 
1// WARNING: this file is generated, DO NOT EDIT
2
3// WARNING: if you haven't read the first line yet, please do so
4#include "aubiowraphell.h"
5
6typedef struct
7{
8  PyObject_HEAD
9  aubio_source_t * o;
10  char_t* uri;
11  uint_t samplerate;
12  uint_t hop_size;
13} Py_source;
14
15static char Py_source_doc[] = "source object";
16
17static PyObject *
18Py_source_new (PyTypeObject * pytype, PyObject * args, PyObject * kwds)
19{
20  Py_source *self;
21  char_t* uri = NULL;
22  uint_t samplerate = 0;
23  uint_t hop_size = 0;
24  static char *kwlist[] = { "uri", "samplerate", "hop_size", NULL };
25
26  if (!PyArg_ParseTupleAndKeywords (args, kwds, "|sII", kwlist,
27          &uri, &samplerate, &hop_size)) {
28    return NULL;
29  }
30
31  self = (Py_source *) pytype->tp_alloc (pytype, 0);
32
33  if (self == NULL) {
34    return NULL;
35  }
36
37  self->uri = "none";
38  if (uri != NULL) {
39    self->uri = uri;
40  }
41
42  self->samplerate = 0;
43  if ((sint_t)samplerate > 0) {
44    self->samplerate = samplerate;
45  } else if ((sint_t)samplerate < 0) {
46    PyErr_SetString (PyExc_ValueError,
47        "can not use negative value for samplerate");
48    return NULL;
49  }
50
51  self->hop_size = Py_default_vector_length / 2;
52  if ((sint_t)hop_size > 0) {
53    self->hop_size = hop_size;
54  } else if ((sint_t)hop_size < 0) {
55    PyErr_SetString (PyExc_ValueError,
56        "can not use negative value for hop_size");
57    return NULL;
58  }
59
60  return (PyObject *) self;
61}
62
63static int
64Py_source_init (Py_source * self, PyObject * args, PyObject * kwds)
65{
66  self->o = new_aubio_source ( self->uri, self->samplerate, self->hop_size );
67  if (self->o == NULL) {
68    PyErr_SetString (PyExc_StandardError, "error creating object");
69    return -1;
70  }
71  self->samplerate = aubio_source_get_samplerate ( self->o );
72
73  return 0;
74}
75
76AUBIO_DEL(source)
77
78/* function Py_source_do */
79static PyObject * 
80Py_source_do(Py_source * self, PyObject * args)
81{
82
83
84  /* output vectors prototypes */
85  fvec_t* read_to;
86  uint_t read;
87
88
89
90
91
92 
93  /* creating output read_to as a new_fvec of length self->hop_size */
94  read_to = new_fvec (self->hop_size);
95  read = 0;
96
97
98  /* compute _do function */
99  aubio_source_do (self->o, read_to, &read);
100
101  PyObject *outputs = PyList_New(0);
102  PyList_Append( outputs, (PyObject *)PyAubio_CFvecToArray (read_to));
103  //del_fvec (read_to);
104  PyList_Append( outputs, (PyObject *)PyInt_FromLong (read));
105  return outputs;
106}
107
108AUBIO_MEMBERS_START(source)
109  {"uri", T_STRING, offsetof (Py_source, uri), READONLY, ""},
110  {"samplerate", T_INT, offsetof (Py_source, samplerate), READONLY, ""},
111  {"hop_size", T_INT, offsetof (Py_source, hop_size), READONLY, ""},
112AUBIO_MEMBERS_STOP(source)
113
114
115static PyObject *
116Pyaubio_source_get_samplerate (Py_source *self, PyObject *unused)
117{
118  uint_t tmp = aubio_source_get_samplerate (self->o);
119  return (PyObject *)PyInt_FromLong (tmp);
120}
121
122static PyObject *
123Pyaubio_source_get_channels (Py_source *self, PyObject *unused)
124{
125  uint_t tmp = aubio_source_get_channels (self->o);
126  return (PyObject *)PyInt_FromLong (tmp);
127}
128
129static PyMethodDef Py_source_methods[] = {
130  {"get_samplerate", (PyCFunction) Pyaubio_source_get_samplerate,
131    METH_NOARGS, ""},
132  {"get_channels", (PyCFunction) Pyaubio_source_get_channels,
133    METH_NOARGS, ""},
134  {NULL} /* sentinel */
135};
136
137AUBIO_TYPEOBJECT(source, "aubio.source")
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