From 8bb39b0ff472541bc70f599fa6f69ef79fa02fc0 Mon Sep 17 00:00:00 2001
From: larsimmisch <larsimmisch@ec2f30ec-7544-0410-870e-f70ca00c83f0>
Date: Thu, 24 Jan 2008 11:31:07 +0000
Subject: [PATCH] Import from divmod. Original log message:

r1316 | anthony | 2005-03-30 18:46:21 +0200 (Wed, 30 Mar 2005) | 1 line

setchannels() no longer is insane for only-stereo devices



git-svn-id: svn://svn.code.sf.net/p/pyalsaaudio/code/trunk@10 ec2f30ec-7544-0410-870e-f70ca00c83f0
---
 alsaaudio.c | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/alsaaudio.c b/alsaaudio.c
index 8cb5d16..2dcf8f8 100644
--- a/alsaaudio.c
+++ b/alsaaudio.c
@@ -134,6 +134,7 @@ alsapcm_new(PyTypeObject *type, PyObject *args, PyObject *kwds) {
 
   self->handle = 0;
   res = alsapcm_setup(self);
+
   if (res < 0) {
     if (self->handle) {
       snd_pcm_close(self->handle);
@@ -269,14 +270,23 @@ static PyObject *
 alsapcm_setchannels(alsapcm_t *self, PyObject *args) {
   int channels;
   int res;
+  unsigned int val;
+  snd_pcm_hw_params_t *hwparams;
+  snd_pcm_hw_params_alloca(&hwparams);
+  snd_pcm_hw_params_current(self->handle,hwparams);
+
   if (!PyArg_ParseTuple(args,"i",&channels)) return NULL;
-  self->channels = channels;
   res = alsapcm_setup(self);
   if (res < 0) {
     PyErr_SetString(ALSAAudioError, snd_strerror(res));
     return NULL;    
   }
-  return PyInt_FromLong(channels);
+
+  snd_pcm_hw_params_get_channels(hwparams, &val);
+
+  self->channels = val;
+
+  return PyInt_FromLong(val);
 }
 
 static PyObject *