some oss fixes

git-svn-id: http://svn.code.sf.net/p/qmmp-dev/code/trunk/qmmp@2325 90c681e8-e032-0410-971d-27865f9a5e38

1 files changed, 15 insertions, 29 deletions

diff --git a/src/plugins/Output/oss/outputoss.cpp b/src/plugins/Output/oss/outputoss.cpp
index 51031116a..4e0f9e1d1 100644
--- a/src/plugins/Output/oss/outputoss.cpp
+++ b/src/plugins/Output/oss/outputoss.cpp
@@ -111,40 +111,26 @@ bool OutputOSS::initialize(quint32 freq, int chan, Qmmp::AudioFormat format)
         qWarning("OutputOSS: unsupported audio format");
         return false;
     }
-    int param = p;
-    if (ioctl(m_audio_fd, SNDCTL_DSP_SETFMT, &p) < 0)
-    {
-        qWarning("OutputOSS: ioctl SNDCTL_DSP_SETFMT failed: %s",strerror(errno));
-        //return;
-    }
-    /*if(param != p)
-    {
-        qWarning("OutputOSS: unsupported audio format");
-        return;
-    }*/
-    param = chan;
-    if(ioctl(m_audio_fd, SNDCTL_DSP_CHANNELS, &chan) < 0)
-    {
+
+    ioctl(m_audio_fd, SNDCTL_DSP_SYNC, 0);
+
+    if(ioctl(m_audio_fd, SNDCTL_DSP_CHANNELS, &chan) == -1)
         qWarning("OutputOSS: ioctl SNDCTL_DSP_CHANNELS failed: %s", strerror(errno));
-        return false;
-    }
-    if(param != chan)
+
+    if(chan <= 2)
     {
-        qWarning("OutputOSS: unsupported %d-channel mode", param);
-        return false;
+        int param = chan - 1;
+        if(ioctl(m_audio_fd, SNDCTL_DSP_STEREO, &param) == -1)
+            qWarning("OutputOSS: ioctl SNDCTL_DSP_STEREO failed: %s", strerror(errno));
+        chan = param + 1;
     }
-    uint param2 = freq;
+
+    if (ioctl(m_audio_fd, SNDCTL_DSP_SETFMT, &p) == -1)
+        qWarning("OutputOSS: ioctl SNDCTL_DSP_SETFMT failed: %s",strerror(errno));
+
     if (ioctl(m_audio_fd, SNDCTL_DSP_SPEED, &freq) < 0)
-    {
         qWarning("OutputOSS: ioctl SNDCTL_DSP_SPEED failed: %s", strerror(errno));
-        return false;
-    }
-    if(param2 != freq)
-    {
-        qWarning("OutputOSS: unsupported sample rate");
-        return false;
-    }
-    ioctl(m_audio_fd, SNDCTL_DSP_RESET, 0);
+
     configure(freq, chan, format);
     return true;
 }