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Differential D2716 Diff 8940 extern/audaspace/bindings/python/PyHRTF.cpp

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extern/audaspace/bindings/python/PyHRTF.cpp

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/*******************************************************************************
* Copyright 2009-2015 Juan Francisco Crespo Galán
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
******************************************************************************/
#include "PyHRTF.h"
#include "PySound.h"
#include "Exception.h"
#include "fx/HRTF.h"
#include "fx/HRTFLoader.h"
extern PyObject* AUDError;
static PyObject *
HRTF_new(PyTypeObject* type, PyObject* args, PyObject* kwds)
{
HRTFP* self = (HRTFP*)type->tp_alloc(type, 0);
if(self != nullptr)
{
try
{
self->hrtf = new std::shared_ptr<aud::HRTF>(new aud::HRTF());
}
catch(aud::Exception& e)
{
Py_DECREF(self);
PyErr_SetString(AUDError, e.what());
return nullptr;
}
}
return (PyObject *)self;
}
static void
HRTF_dealloc(HRTFP* self)
{
if(self->hrtf)
delete reinterpret_cast<std::shared_ptr<aud::HRTF>*>(self->hrtf);
Py_TYPE(self)->tp_free((PyObject *)self);
}
PyDoc_STRVAR(M_aud_HRTF_addImpulseResponse_doc,
"addImpulseResponseFromSound(sound, azimuth, elevation)\n\n"
"Adds a new hrtf to the HRTF object\n\n"
":arg sound: The sound that contains the hrtf.\n"
":type sound: :class:`Sound`\n"
":arg azimuth: The azimuth angle of the hrtf.\n"
":type azimuth: float\n"
":arg elevation: The elevation angle of the hrtf.\n"
":type elevation: float\n"
":return: Whether the action succeeded.\n"
":rtype: bool");
static PyObject *
HRTF_addImpulseResponseFromSound(HRTFP* self, PyObject* args)
{
PyObject* object;
float azimuth, elevation;
if(!PyArg_ParseTuple(args, "Off:hrtf", &object, &azimuth, &elevation))
return nullptr;
Sound* ir = checkSound(object);
if(!ir)
return nullptr;
try
{
return PyBool_FromLong((long)(*reinterpret_cast<std::shared_ptr<aud::HRTF>*>(self->hrtf))->addImpulseResponse(std::make_shared<aud::StreamBuffer>(*reinterpret_cast<std::shared_ptr<aud::ISound>*>(ir->sound)), azimuth, elevation));
}
catch(aud::Exception& e)
{
PyErr_SetString(AUDError, e.what());
return nullptr;
}
}
PyDoc_STRVAR(M_aud_HRTF_loadLeftHrtfSet_doc,
"loadLeftHrtfSet(extension, directory)\n\n"
"Loads all HRTFs from a directory.\n\n"
":arg extension: The file extension of the hrtfs.\n"
":type extension: string\n"
":arg directory: The path to where the HRTF files are located.\n"
":type extension: string\n"
":return: The loaded :class:`HRTF` object.\n"
":rtype: :class:`HRTF`\n\n");
static PyObject *
HRTF_loadLeftHrtfSet(PyTypeObject* type, PyObject* args)
{
const char* dir = nullptr;
const char* ext = nullptr;
if(!PyArg_ParseTuple(args, "ss:hrtf", &ext, &dir))
return nullptr;
HRTFP* self;
self = (HRTFP*)type->tp_alloc(type, 0);
try
{
self->hrtf = new std::shared_ptr<aud::HRTF>(aud::HRTFLoader::loadLeftHRTFs(ext, dir));
}
catch(aud::Exception& e)
{
Py_DECREF(self);
PyErr_SetString(AUDError, e.what());
return nullptr;
}
return (PyObject *)self;
}
PyDoc_STRVAR(M_aud_HRTF_loadRightHrtfSet_doc,
"loadLeftHrtfSet(extension, directory)\n\n"
"Loads all HRTFs from a directory.\n\n"
":arg extension: The file extension of the hrtfs.\n"
":type extension: string\n"
":arg directory: The path to where the HRTF files are located.\n"
":type extension: string\n"
":return: The loaded :class:`HRTF` object.\n"
":rtype: :class:`HRTF`\n\n");
static PyObject *
HRTF_loadRightHrtfSet(PyTypeObject* type, PyObject* args)
{
const char* dir = nullptr;
const char* ext = nullptr;
if(!PyArg_ParseTuple(args, "ss:hrtf", &ext, &dir))
return nullptr;
HRTFP* self;
self = (HRTFP*)type->tp_alloc(type, 0);
try
{
self->hrtf = new std::shared_ptr<aud::HRTF>(aud::HRTFLoader::loadRightHRTFs(ext, dir));
}
catch(aud::Exception& e)
{
Py_DECREF(self);
PyErr_SetString(AUDError, e.what());
return nullptr;
}
return (PyObject *)self;
}
static PyMethodDef HRTF_methods[] = {
{ "addImpulseResponseFromSound", (PyCFunction)HRTF_addImpulseResponseFromSound, METH_VARARGS | METH_KEYWORDS,
M_aud_HRTF_addImpulseResponse_doc
},
{ "loadLeftHrtfSet", (PyCFunction)HRTF_loadLeftHrtfSet, METH_VARARGS | METH_CLASS,
M_aud_HRTF_loadLeftHrtfSet_doc
},
{ "loadRightHrtfSet", (PyCFunction)HRTF_loadRightHrtfSet, METH_VARARGS | METH_CLASS,
M_aud_HRTF_loadRightHrtfSet_doc
},
{ nullptr } /* Sentinel */
};
PyDoc_STRVAR(M_aud_HRTF_doc,
"An HRTF object represents a set of head related transfer functions as impulse responses. It's used for binaural sound");
PyTypeObject HRTFType = {
PyVarObject_HEAD_INIT(nullptr, 0)
"aud.HRTF", /* tp_name */
sizeof(HRTFP), /* tp_basicsize */
0, /* tp_itemsize */
(destructor)HRTF_dealloc, /* tp_dealloc */
0, /* tp_print */
0, /* tp_getattr */
0, /* tp_setattr */
0, /* tp_reserved */
0, /* tp_repr */
0, /* tp_as_number */
0, /* tp_as_sequence */
0, /* tp_as_mapping */
0, /* tp_hash */
0, /* tp_call */
0, /* tp_str */
0, /* tp_getattro */
0, /* tp_setattro */
0, /* tp_as_buffer */
Py_TPFLAGS_DEFAULT, /* tp_flags */
M_aud_HRTF_doc, /* tp_doc */
0, /* tp_traverse */
0, /* tp_clear */
0, /* tp_richcompare */
0, /* tp_weaklistoffset */
0, /* tp_iter */
0, /* tp_iternext */
HRTF_methods, /* tp_methods */
0, /* tp_members */
0, /* tp_getset */
0, /* tp_base */
0, /* tp_dict */
0, /* tp_descr_get */
0, /* tp_descr_set */
0, /* tp_dictoffset */
0, /* tp_init */
0, /* tp_alloc */
HRTF_new, /* tp_new */
};
AUD_API PyObject* HRTF_empty()
{
return HRTFType.tp_alloc(&HRTFType, 0);
}
AUD_API HRTFP* checkHRTF(PyObject* hrtf)
{
if(!PyObject_TypeCheck(hrtf, &HRTFType))
{
PyErr_SetString(PyExc_TypeError, "Object is not of type HRTF!");
return nullptr;
}
return (HRTFP*)hrtf;
}
bool initializeHRTF()
{
return PyType_Ready(&HRTFType) >= 0;
}
void addHRTFToModule(PyObject* module)
{
Py_INCREF(&HRTFType);
PyModule_AddObject(module, "HRTF", (PyObject *)&HRTFType);
}