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128 lines
3.5 KiB
C
128 lines
3.5 KiB
C
/* Author: Toby Dickenson <htrd90@zepler.org>
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*
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* Copyright (c) 1999 Toby Dickenson
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*
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* Permission to use this software in any way is granted without
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* fee, provided that the copyright notice above appears in all
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* copies. This software is provided "as is" without any warranty.
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*/
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/* Modified by Guido van Rossum */
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/* Example:
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import winsound
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import time
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# Play wav file
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winsound.PlaySound('c:/windows/media/Chord.wav', winsound.SND_FILENAME)
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# Play sound from control panel settings
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winsound.PlaySound('SystemQuestion', winsound.SND_ALIAS)
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# Play wav file from memory
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data=open('c:/windows/media/Chimes.wav',"rb").read()
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winsound.PlaySound(data, winsound.SND_MEMORY)
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# Start playing the first bit of wav file asynchronously
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winsound.PlaySound('c:/windows/media/Chord.wav',
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winsound.SND_FILENAME|winsound.SND_ASYNC)
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# But dont let it go for too long...
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time.sleep(0.1)
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# ...Before stopping it
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winsound.PlaySound(None, 0)
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*/
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#include <windows.h>
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#include <mmsystem.h>
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#include <Python.h>
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static char sound_playsound_doc[] =
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"PlaySound(sound, flags) - a wrapper around the Windows PlaySound API\n"
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"\n"
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"The sound argument can be a filename, data, or None.\n"
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"For flag values, ored together, see module documentation.\n";
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static char sound_module_doc[] =
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"PlaySound(sound, flags) - play a sound\n"
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"SND_FILENAME - sound is a wav file name\n"
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"SND_ALIAS - sound is a control panel sound association name\n"
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"SND_LOOP - Play the sound repeatedly; must also specify SND_ASYNC\n"
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"SND_MEMORY - sound is a memory image of a wav file\n"
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"SND_PURGE - stop all instances of the specified sound\n"
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"SND_ASYNC - PlaySound returns immediately\n"
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"SND_NODEFAULT - Do not play a default beep if the sound can not be found\n"
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"SND_NOSTOP - Do not interrupt any sounds currently playing\n" // Raising RuntimeError if needed
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"SND_NOWAIT - Return immediately if the sound driver is busy\n" // Without any errors
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;
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PyObject *sound_playsound(PyObject *s, PyObject *args)
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{
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const char *sound;
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int flags;
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int length;
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int ok;
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if(!PyArg_ParseTuple(args,"z#i:PlaySound",&sound,&length,&flags))
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{
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return NULL;
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}
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if(flags&SND_ASYNC && flags &SND_MEMORY)
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{
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/* Sidestep reference counting headache; unfortunately this also
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prevent SND_LOOP from memory. */
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PyErr_SetString(PyExc_RuntimeError,"Cannot play asynchronously from memory");
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return NULL;
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}
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Py_BEGIN_ALLOW_THREADS
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ok = PlaySound(sound,NULL,flags);
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Py_END_ALLOW_THREADS
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if(!ok)
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{
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PyErr_SetString(PyExc_RuntimeError,"Failed to play sound");
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return NULL;
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}
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Py_INCREF(Py_None);
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return Py_None;
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}
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static struct PyMethodDef sound_methods[] =
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{
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{"PlaySound", sound_playsound, 1, sound_playsound_doc},
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{NULL, NULL}
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};
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static void add_define(PyObject *dict, const char *key, long value)
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{
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PyObject *k=PyString_FromString(key);
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PyObject *v=PyLong_FromLong(value);
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if(v&&k)
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{
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PyDict_SetItem(dict,k,v);
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}
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Py_XDECREF(k);
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Py_XDECREF(v);
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}
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#define ADD_DEFINE(tok) add_define(dict,#tok,tok)
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DL_EXPORT(void)
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initwinsound()
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{
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PyObject *module=Py_InitModule3("winsound", sound_methods, sound_module_doc);
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PyObject *dict=PyModule_GetDict(module);
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ADD_DEFINE(SND_ASYNC);
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ADD_DEFINE(SND_NODEFAULT);
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ADD_DEFINE(SND_NOSTOP);
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ADD_DEFINE(SND_NOWAIT);
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ADD_DEFINE(SND_ALIAS);
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ADD_DEFINE(SND_FILENAME);
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ADD_DEFINE(SND_MEMORY);
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ADD_DEFINE(SND_PURGE);
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ADD_DEFINE(SND_LOOP);
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ADD_DEFINE(SND_APPLICATION);
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}
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