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Attention HACK ahead:
The OpenSoundSystem is just scary this is a special hack
for supporting iPAQ(s) at least h3870.
Features:
-It does not crash when playing a 'null' file
-Change sound fragment size to 12
-Force stereo on!!! (hardcoded at least uda1341 needs it)
Index: qt-2.3.10-snapshot-20060120/src/kernel/qsoundqss_qws.cpp
===================================================================
--- qt-2.3.10-snapshot-20060120.orig/src/kernel/qsoundqss_qws.cpp 2006-01-20 21:15:58.396868136 +0100
+++ qt-2.3.10-snapshot-20060120/src/kernel/qsoundqss_qws.cpp 2006-01-20 21:22:27.674688912 +0100
@@ -73,7 +73,7 @@
};
#if defined(QT_QWS_IPAQ)
-static const int sound_fragment_size = 12;
+static const int sound_fragment_size = 14;
#else
static const int sound_fragment_size = 12;
#endif
@@ -520,8 +520,14 @@
int devSamples()
{
- int possible = (((max1+max2-out) / ((chunkdata.wBitsPerSample>>3)*chunkdata.channels))
- *sound_speed)/chunkdata.samplesPerSec;
+ if ( !(chunkdata.wBitsPerSample>>3) ||
+ !chunkdata.channels ||
+ !sound_speed ||
+ !chunkdata.samplesPerSec )
+ return 0;
+
+ int possible = (((max1+max2-out) / ((chunkdata.wBitsPerSample>>3 )*chunkdata.channels))
+ *sound_speed)/chunkdata.samplesPerSec;
return possible;
}
@@ -1510,12 +1516,14 @@
if ( AFMT_U8 != v )
qDebug("Want format %d got %d", AFMT_U8, v);
#endif
- v=sound_stereo; if ( ioctl(fd, SNDCTL_DSP_STEREO, &v) )
+ v=1; if ( ioctl(fd, SNDCTL_DSP_STEREO, &v) )
qWarning("Could not set stereo %d",v);
if ( sound_stereo != v )
- qDebug("Want stereo %d got %d", sound_stereo, v);
-#ifdef QT_QWS_SOUND_STEREO
- sound_stereo=v;
+ qDebug("Want stereo %d got %d", sound_stereo, v);
+#if defined(QT_QWS_IPAQ)
+ sound_stereo=1;
+#elif QT_QWS_SOUND_STEREO
+ sound_stereo=v;
#endif
v=sound_speed; if ( ioctl(fd, SNDCTL_DSP_SPEED, &sound_speed) )
qWarning("Could not set speed %d",v);
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