python/ext/py-source.c: not generated, modified init to get samplerate from aubio_source_t

Paul Brossier committed 12 years ago

Commit d27634d1 parent d7019c45 files · +145 −1Browse files

Showing the changes to python/ext (3 of 5 files). Show all

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3 files

python/ext/aubio-types.h +3 −1
python/ext/aubiomodule.c +3 −0
python/ext/py-source.c +137 −0

@@ -30,7 +30,7 @@ · 29 unmodified lines
30		30
31	#define Py_default_vector_length 1024	31	#define Py_default_vector_length 1024
32		32
33	#define Py_aubio_default_samplerate 44100	33	#define Py_aubio_default_samplerate 0
34		34
35	#if HAVE_AUBIO_DOUBLE	35	#if HAVE_AUBIO_DOUBLE
36	#error "Ouch! Python interface for aubio has not been much tested yet."	36	#error "Ouch! Python interface for aubio has not been much tested yet."
@@ -68,3 +68,5 @@ extern PyTypeObject Py_fftType; · 31 unmodified lines
68		68
69	extern PyTypeObject Py_pvocType;	69	extern PyTypeObject Py_pvocType;
70		70
		71	extern PyTypeObject Py_sourceType;
		72

python/ext/aubiomodule.c+3−0

       || (PyType_Ready (&Py_filterbankType) < 0)
       || (PyType_Ready (&Py_fftType) < 0)
       || (PyType_Ready (&Py_pvocType) < 0)
+      || (PyType_Ready (&Py_sourceType) < 0)
       // generated objects
       || (generated_types_ready() < 0 )
   ) {
   PyModule_AddObject (m, "fft", (PyObject *) & Py_fftType);
   Py_INCREF (&Py_pvocType);
   PyModule_AddObject (m, "pvoc", (PyObject *) & Py_pvocType);
+  Py_INCREF (&Py_sourceType);
+  PyModule_AddObject (m, "source", (PyObject *) & Py_sourceType);
   // add generated objects
   add_generated_objects(m);

python/ext/py-source.c+137−0

@@ -0,0 +1,137 @@
	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
	6	typedef 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
	15	static char Py_source_doc[] = "source object";
	16
	17	static PyObject *
	18	Py_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 = Py_aubio_default_samplerate;
	43	if (samplerate > 0) {
	44	self->samplerate = samplerate;
	45	//} else if (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 (hop_size > 0) {
	53	self->hop_size = hop_size;
	54	//} else if (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
	63	static int
	64	Py_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
	76	AUBIO_DEL(source)
	77
	78	/* function Py_source_do */
	79	static PyObject *
	80	Py_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
	108	AUBIO_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, ""},
	112	AUBIO_MEMBERS_STOP(source)
	113
	114
	115	static PyObject *
	116	Pyaubio_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
	122	static PyObject *
	123	Pyaubio_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
	129	static 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
	137	AUBIO_TYPEOBJECT(source, "aubio.source")

python/ext/py-source.c: not generated, modified init to get samplerate from aubio_source_t

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