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Diffstat (limited to 'PC/winsound.c')
-rw-r--r-- | PC/winsound.c | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/PC/winsound.c b/PC/winsound.c new file mode 100644 index 0000000..2654172 --- /dev/null +++ b/PC/winsound.c @@ -0,0 +1,128 @@ +/* Author: Toby Dickenson <htrd90@zepler.org> + * + * Copyright (c) 1999 Toby Dickenson + * + * Permission to use this software in any way is granted without + * fee, provided that the copyright notice above appears in all + * copies. This software is provided "as is" without any warranty. + */ + +/* Modified by Guido van Rossum */ + +/* Example: + + import winsound + import time + + # Play wav file + winsound.PlaySound('c:/windows/media/Chord.wav', winsound.SND_FILENAME) + + # Play sound from control panel settings + winsound.PlaySound('SystemQuestion', winsound.SND_ALIAS) + + # Play wav file from memory + data=open('c:/windows/media/Chimes.wav',"rb").read() + winsound.PlaySound(data, winsound.SND_MEMORY) + + # Start playing the first bit of wav file asynchronously + winsound.PlaySound('c:/windows/media/Chord.wav', + winsound.SND_FILENAME|winsound.SND_ASYNC) + # But dont let it go for too long... + time.sleep(0.1) + # ...Before stopping it + winsound.PlaySound(None, 0) +*/ + +#include <windows.h> +#include <mmsystem.h> +#include <Python.h> + +static char sound_playsound_doc[] = +"PlaySound(sound, flags) - a wrapper around the Windows PlaySound API\n" +"\n" +"The sound argument can be a filename, data, or None.\n" +"For flag values, ored together, see module documentation.\n"; + +static char sound_module_doc[] = +"PlaySound(sound, flags) - play a sound\n" +"SND_FILENAME - sound is a wav file name\n" +"SND_ALIAS - sound is a control panel sound association name\n" +"SND_LOOP - Play the sound repeatedly; must also specify SND_ASYNC\n" +"SND_MEMORY - sound is a memory image of a wav file\n" +"SND_PURGE - stop all instances of the specified sound\n" +"SND_ASYNC - PlaySound returns immediately\n" +"SND_NODEFAULT - Do not play a default beep if the sound can not be found\n" +"SND_NOSTOP - Do not interrupt any sounds currently playing\n" // Raising RuntimeError if needed +"SND_NOWAIT - Return immediately if the sound driver is busy\n" // Without any errors +; + +PyObject *sound_playsound(PyObject *s, PyObject *args) +{ + const char *sound; + int flags; + int length; + int ok; + + if(!PyArg_ParseTuple(args,"z#i:PlaySound",&sound,&length,&flags)) + { + return NULL; + } + + if(flags&SND_ASYNC && flags &SND_MEMORY) + { + /* Sidestep reference counting headache; unfortunately this also + prevent SND_LOOP from memory. */ + PyErr_SetString(PyExc_RuntimeError,"Cannot play asynchronously from memory"); + return NULL; + } + + Py_BEGIN_ALLOW_THREADS + ok = PlaySound(sound,NULL,flags); + Py_END_ALLOW_THREADS + if(!ok) + { + PyErr_SetString(PyExc_RuntimeError,"Failed to play sound"); + return NULL; + } + + Py_INCREF(Py_None); + return Py_None; +} + +static struct PyMethodDef sound_methods[] = +{ + {"PlaySound", sound_playsound, 1, sound_playsound_doc}, + {NULL, NULL} +}; + +static void add_define(PyObject *dict, const char *key, long value) +{ + PyObject *k=PyString_FromString(key); + PyObject *v=PyLong_FromLong(value); + if(v&&k) + { + PyDict_SetItem(dict,k,v); + } + Py_XDECREF(k); + Py_XDECREF(v); +} + +#define ADD_DEFINE(tok) add_define(dict,#tok,tok) + +DL_EXPORT(void) +initwinsound() +{ + PyObject *module=Py_InitModule3("winsound", sound_methods, sound_module_doc); + PyObject *dict=PyModule_GetDict(module); + + ADD_DEFINE(SND_ASYNC); + ADD_DEFINE(SND_NODEFAULT); + ADD_DEFINE(SND_NOSTOP); + ADD_DEFINE(SND_NOWAIT); + ADD_DEFINE(SND_ALIAS); + ADD_DEFINE(SND_FILENAME); + ADD_DEFINE(SND_MEMORY); + ADD_DEFINE(SND_PURGE); + ADD_DEFINE(SND_LOOP); + ADD_DEFINE(SND_APPLICATION); +} |