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author | Guido van Rossum <guido@python.org> | 2003-06-02 14:15:34 (GMT) |
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committer | Guido van Rossum <guido@python.org> | 2003-06-02 14:15:34 (GMT) |
commit | 0741f801bae87e943e3fe31274daec293a279ae7 (patch) | |
tree | 76f2dc7fc0cc9b8c0eb10ef971716e02c46f6f3e /Modules | |
parent | f39dafb10a9c8b5d53c79f60ccf1bec77cc376a3 (diff) | |
download | cpython-0741f801bae87e943e3fe31274daec293a279ae7.zip cpython-0741f801bae87e943e3fe31274daec293a279ae7.tar.gz cpython-0741f801bae87e943e3fe31274daec293a279ae7.tar.bz2 |
Whitespace normalization; break a long line.
Diffstat (limited to 'Modules')
-rw-r--r-- | Modules/ossaudiodev.c | 79 |
1 files changed, 40 insertions, 39 deletions
diff --git a/Modules/ossaudiodev.c b/Modules/ossaudiodev.c index c19f2e0..c53a08a 100644 --- a/Modules/ossaudiodev.c +++ b/Modules/ossaudiodev.c @@ -9,7 +9,7 @@ * Renamed to ossaudiodev and rearranged/revised/hacked up * by Greg Ward <gward@python.net>, November 2002. * Mixer interface by Nicholas FitzRoy-Dale <wzdd@lardcave.net>, Dec 2002. - * + * * (c) 2000 Peter Bosch. All Rights Reserved. * (c) 2002 Gregory P. Ward. All Rights Reserved. * (c) 2002 Python Software Foundation. All Rights Reserved. @@ -161,11 +161,11 @@ newossmixerobject(PyObject *arg) char *basedev = NULL; int fd; oss_mixer_t *self; - + if (!PyArg_ParseTuple(arg, "|s", &basedev)) { return NULL; } - + if (basedev == NULL) { basedev = getenv("MIXERDEV"); if (basedev == NULL) /* MIXERDEV not set */ @@ -181,9 +181,9 @@ newossmixerobject(PyObject *arg) close(fd); return NULL; } - + self->fd = fd; - + return self; } @@ -340,13 +340,13 @@ oss_sync(oss_audio_t *self, PyObject *args) { return _do_ioctl_0(self->fd, args, "sync", SNDCTL_DSP_SYNC); } - + static PyObject * oss_reset(oss_audio_t *self, PyObject *args) { return _do_ioctl_0(self->fd, args, "reset", SNDCTL_DSP_RESET); } - + static PyObject * oss_post(oss_audio_t *self, PyObject *args) { @@ -363,7 +363,7 @@ oss_read(oss_audio_t *self, PyObject *args) int size, count; char *cp; PyObject *rv; - + if (!PyArg_ParseTuple(args, "i:read", &size)) return NULL; rv = PyString_FromStringAndSize(NULL, size); @@ -414,7 +414,7 @@ oss_writeall(oss_audio_t *self, PyObject *args) int rv, size; fd_set write_set_fds; int select_rv; - + /* NB. writeall() is only useful in non-blocking mode: according to Guenter Geiger <geiger@xdv.org> on the linux-audio-dev list (http://eca.cx/lad/2002/11/0380.html), OSS guarantees that @@ -422,7 +422,7 @@ oss_writeall(oss_audio_t *self, PyObject *args) mode, the behaviour of write() and writeall() from Python is indistinguishable. */ - if (!PyArg_ParseTuple(args, "s#:write", &cp, &size)) + if (!PyArg_ParseTuple(args, "s#:write", &cp, &size)) return NULL; /* use select to wait for audio device to be available */ @@ -475,7 +475,7 @@ oss_close(oss_audio_t *self, PyObject *args) static PyObject * oss_fileno(oss_audio_t *self, PyObject *args) { - if (!PyArg_ParseTuple(args, ":fileno")) + if (!PyArg_ParseTuple(args, ":fileno")) return NULL; return PyInt_FromLong(self->fd); } @@ -528,7 +528,7 @@ oss_setparameters(oss_audio_t *self, PyObject *args) "unable to set requested rate (wanted %d, got %d)", wanted_rate, rate); } - + /* Construct the return value: a (fmt, channels, rate) tuple that tells what the audio hardware was actually set to. */ rv = PyTuple_New(3); @@ -546,7 +546,7 @@ _ssize(oss_audio_t *self, int *nchannels, int *ssize) int fmt; fmt = 0; - if (ioctl(self->fd, SNDCTL_DSP_SETFMT, &fmt) < 0) + if (ioctl(self->fd, SNDCTL_DSP_SETFMT, &fmt) < 0) return -errno; switch (fmt) { @@ -574,7 +574,7 @@ _ssize(oss_audio_t *self, int *nchannels, int *ssize) } -/* bufsize returns the size of the hardware audio buffer in number +/* bufsize returns the size of the hardware audio buffer in number of samples */ static PyObject * oss_bufsize(oss_audio_t *self, PyObject *args) @@ -595,7 +595,7 @@ oss_bufsize(oss_audio_t *self, PyObject *args) return PyInt_FromLong((ai.fragstotal * ai.fragsize) / (nchannels * ssize)); } -/* obufcount returns the number of samples that are available in the +/* obufcount returns the number of samples that are available in the hardware for playing */ static PyObject * oss_obufcount(oss_audio_t *self, PyObject *args) @@ -614,7 +614,7 @@ oss_obufcount(oss_audio_t *self, PyObject *args) PyErr_SetFromErrno(PyExc_IOError); return NULL; } - return PyInt_FromLong((ai.fragstotal * ai.fragsize - ai.bytes) / + return PyInt_FromLong((ai.fragstotal * ai.fragsize - ai.bytes) / (ssize * nchannels)); } @@ -648,7 +648,7 @@ oss_getptr(oss_audio_t *self, PyObject *args) if (!PyArg_ParseTuple(args, ":getptr")) return NULL; - + if (self->mode == O_RDONLY) req = SNDCTL_DSP_GETIPTR; else @@ -682,7 +682,7 @@ oss_mixer_close(oss_mixer_t *self, PyObject *args) static PyObject * oss_mixer_fileno(oss_mixer_t *self, PyObject *args) { - if (!PyArg_ParseTuple(args, ":fileno")) + if (!PyArg_ParseTuple(args, ":fileno")) return NULL; return PyInt_FromLong(self->fd); } @@ -714,19 +714,19 @@ static PyObject * oss_mixer_get(oss_mixer_t *self, PyObject *args) { int channel, volume; - + /* Can't use _do_ioctl_1 because of encoded arg thingy. */ if (!PyArg_ParseTuple(args, "i:get", &channel)) return NULL; - + if (channel < 0 || channel > SOUND_MIXER_NRDEVICES) { PyErr_SetString(OSSAudioError, "Invalid mixer channel specified."); return NULL; } - + if (ioctl(self->fd, MIXER_READ(channel), &volume) == -1) return PyErr_SetFromErrno(PyExc_IOError); - + return Py_BuildValue("(ii)", volume & 0xff, (volume & 0xff00) >> 8); } @@ -734,26 +734,26 @@ static PyObject * oss_mixer_set(oss_mixer_t *self, PyObject *args) { int channel, volume, leftVol, rightVol; - + /* Can't use _do_ioctl_1 because of encoded arg thingy. */ if (!PyArg_ParseTuple(args, "i(ii):set", &channel, &leftVol, &rightVol)) return NULL; - + if (channel < 0 || channel > SOUND_MIXER_NRDEVICES) { PyErr_SetString(OSSAudioError, "Invalid mixer channel specified."); return NULL; } - + if (leftVol < 0 || rightVol < 0 || leftVol > 100 || rightVol > 100) { PyErr_SetString(OSSAudioError, "Volumes must be between 0 and 100."); return NULL; } volume = (rightVol << 8) | leftVol; - + if (ioctl(self->fd, MIXER_WRITE(channel), &volume) == -1) return PyErr_SetFromErrno(PyExc_IOError); - + return Py_BuildValue("(ii)", volume & 0xff, (volume & 0xff00) >> 8); } @@ -809,18 +809,18 @@ static PyMethodDef oss_methods[] = { static PyMethodDef oss_mixer_methods[] = { /* Regular file method - OSS mixers are ioctl-only interface */ - { "close", (PyCFunction)oss_mixer_close, METH_VARARGS }, + { "close", (PyCFunction)oss_mixer_close, METH_VARARGS }, { "fileno", (PyCFunction)oss_mixer_fileno, METH_VARARGS }, /* Simple ioctl wrappers */ - { "controls", (PyCFunction)oss_mixer_controls, METH_VARARGS }, + { "controls", (PyCFunction)oss_mixer_controls, METH_VARARGS }, { "stereocontrols", (PyCFunction)oss_mixer_stereocontrols, METH_VARARGS}, - { "reccontrols", (PyCFunction)oss_mixer_reccontrols, METH_VARARGS}, + { "reccontrols", (PyCFunction)oss_mixer_reccontrols, METH_VARARGS}, { "get", (PyCFunction)oss_mixer_get, METH_VARARGS }, { "set", (PyCFunction)oss_mixer_set, METH_VARARGS }, { "get_recsrc", (PyCFunction)oss_mixer_get_recsrc, METH_VARARGS }, { "set_recsrc", (PyCFunction)oss_mixer_set_recsrc, METH_VARARGS }, - + { NULL, NULL} }; @@ -913,7 +913,7 @@ build_namelists (PyObject *module) if (s == NULL) return -1; PyList_SET_ITEM(labels, i, s); - + s = PyString_FromString(control_names[i]); if (s == NULL) return -1; @@ -926,21 +926,22 @@ build_namelists (PyObject *module) return -1; return 0; -} +} void initossaudiodev(void) { PyObject *m; - + m = Py_InitModule("ossaudiodev", ossaudiodev_methods); - OSSAudioError = PyErr_NewException("ossaudiodev.OSSAudioError", NULL, NULL); + OSSAudioError = PyErr_NewException("ossaudiodev.OSSAudioError", + NULL, NULL); if (OSSAudioError) { - /* Each call to PyModule_AddObject decrefs it; compensate: */ - Py_INCREF(OSSAudioError); - Py_INCREF(OSSAudioError); + /* Each call to PyModule_AddObject decrefs it; compensate: */ + Py_INCREF(OSSAudioError); + Py_INCREF(OSSAudioError); PyModule_AddObject(m, "error", OSSAudioError); PyModule_AddObject(m, "OSSAudioError", OSSAudioError); } @@ -968,7 +969,7 @@ initossaudiodev(void) #ifdef AFMT_S16_NE _EXPORT_INT(m, AFMT_S16_NE); #endif - + /* Expose the sound mixer device numbers. */ _EXPORT_INT(m, SOUND_MIXER_NRDEVICES); _EXPORT_INT(m, SOUND_MIXER_VOLUME); |