1 files changed, 69 insertions, 86 deletions

diff --git a/core/multimedia/opieplayer/audiodevice.cpp b/core/multimedia/opieplayer/audiodevice.cpp
index 7b3700a..9a10eb4 100644
--- a/core/multimedia/opieplayer/audiodevice.cpp
+++ b/core/multimedia/opieplayer/audiodevice.cpp
@@ -1,10 +1,10 @@
 /**********************************************************************
-** Copyright (C) 2000-2002 Trolltech AS.  All rights reserved.
+** Copyright (C) 2000 Trolltech AS.  All rights reserved.
 **
-** This file is part of the Qtopia Environment.
+** This file is part of Qtopia Environment.
 **
 ** This file may be distributed and/or modified under the terms of the
 ** GNU General Public License version 2 as published by the Free Software
 ** Foundation and appearing in the file LICENSE.GPL included in the
 ** packaging of this file.
 **
@@ -14,14 +14,16 @@
 ** See http://www.trolltech.com/gpl/ for GPL licensing information.
 **
 ** Contact info@trolltech.com if any conditions of this licensing are
 ** not clear to you.
 **
 **********************************************************************/
+// L.J.Potter added better error code Fri 02-15-2002 14:37:47
 
 #include <stdlib.h>
+#include <stdio.h>
 #include <qpe/qpeapplication.h>
 #include <qpe/config.h>
 #include "audiodevice.h"
 
 #if ( defined Q_WS_QWS || defined(_WS_QWS_) ) && !defined(QT_NO_COP)
 #include "qpe/qcopenvelope_qws.h"
@@ -103,39 +105,40 @@ void AudioDevice::getVolume( unsigned int& leftVolume, unsigned int& rightVolume
     formatData.nBlockAlign = 4;
     formatData.nChannels = 2;
     formatData.nSamplesPerSec = 44000;
     formatData.wBitsPerSample = 16;
     waveOutOpen(&handle, WAVE_MAPPER, &formatData, 0L, 0L, CALLBACK_NULL);
     if ( waveOutGetVolume( handle, (LPDWORD)&volume ) )
-        qDebug( "get volume of audio device failed" );
+//  qDebug( "get volume of audio device failed" );
     waveOutClose( handle );
     leftVolume = volume & 0xFFFF;
     rightVolume = volume >> 16;
 #else
     int mixerHandle = open( "/dev/mixer", O_RDWR );
     if ( mixerHandle >= 0 ) {
-        ioctl( mixerHandle, MIXER_READ(0), &volume );
+        if(ioctl( mixerHandle, MIXER_READ(0), &volume )==-1)
+        perror("ioctl(\"MIXER_READ\")");
         close( mixerHandle );
     } else
-        qDebug( "get volume of audio device failed" );
+        perror("open(\"/dev/mixer\")");
     leftVolume  = ((volume & 0x00FF) << 16) / 101;
     rightVolume = ((volume & 0xFF00) <<  8) / 101;
 #endif
 }
 
 
 void AudioDevice::setVolume( unsigned int leftVolume, unsigned int rightVolume, bool muted ) {
     AudioDevicePrivate::muted = muted;
     if ( muted ) {
-        AudioDevicePrivate::leftVolume = leftVolume;
-        AudioDevicePrivate::rightVolume = rightVolume;
-        leftVolume = 0;
-        rightVolume = 0;
+  AudioDevicePrivate::leftVolume = leftVolume;
+  AudioDevicePrivate::rightVolume = rightVolume;
+  leftVolume = 0;
+  rightVolume = 0;
     } else {
         leftVolume  = ( (int) leftVolume < 0 ) ? 0 : ((  leftVolume > 0xFFFF ) ? 0xFFFF :  leftVolume );
-        rightVolume = ( (int)rightVolume < 0 ) ? 0 : (( rightVolume > 0xFFFF ) ? 0xFFFF : rightVolume );
+  rightVolume = ( (int)rightVolume < 0 ) ? 0 : (( rightVolume > 0xFFFF ) ? 0xFFFF : rightVolume );
     }
 #ifdef Q_OS_WIN32
     HWAVEOUT handle;
     WAVEFORMATEX formatData;
     formatData.cbSize = sizeof(WAVEFORMATEX);
     formatData.wFormatTag = WAVE_FORMAT_PCM;
@@ -144,27 +147,29 @@ void AudioDevice::setVolume( unsigned int leftVolume, unsigned int rightVolume,
     formatData.nChannels = 2;
     formatData.nSamplesPerSec = 44000;
     formatData.wBitsPerSample = 16;
     waveOutOpen(&handle, WAVE_MAPPER, &formatData, 0L, 0L, CALLBACK_NULL);
     unsigned int volume = (rightVolume << 16) | leftVolume;
     if ( waveOutSetVolume( handle, volume ) )
-        qDebug( "set volume of audio device failed" );
+//  qDebug( "set volume of audio device failed" );
     waveOutClose( handle );
 #else
     // Volume can be from 0 to 100 which is 101 distinct values
     unsigned int rV = (rightVolume * 101) >> 16;
 
 # if 0
     unsigned int lV = (leftVolume  * 101) >> 16;
     unsigned int volume = ((rV << 8) & 0xFF00) | (lV & 0x00FF);
     int mixerHandle = 0;
     if ( ( mixerHandle = open( "/dev/mixer", O_RDWR ) ) >= 0 ) {
-        ioctl( mixerHandle, MIXER_WRITE(0), &volume );
+        if(ioctl( mixerHandle, MIXER_WRITE(0), &volume ) ==-1)
+            perror("ioctl(\"MIXER_WRITE\")");
         close( mixerHandle );
     } else
-        qDebug( "set volume of audio device failed" );
+        perror("open(\"/dev/mixer\")");
+
 # else
     // This is the way this has to be done now I guess, doesn't allow for
     // independant right and left channel setting, or setting for different outputs
     Config cfg("Sound");
     cfg.setGroup("System");
     cfg.writeEntry("Volume",(int)rV);
@@ -183,97 +188,75 @@ void AudioDevice::setVolume( unsigned int leftVolume, unsigned int rightVolume,
 
 AudioDevice::AudioDevice( unsigned int f, unsigned int chs, unsigned int bps ) {
     d = new AudioDevicePrivate;
     d->frequency = f;
     d->channels = chs;
     d->bytesPerSample = bps;
+//    qDebug("%d",bps);
+    int format=0;
+    if( bps == 8)  format  = AFMT_U8;
+    else if( bps <= 0) format = AFMT_S16_LE;
+    else format = AFMT_S16_LE;
 
+//    qDebug("AD- freq %d, channels %d, b/sample %d, bitrate %d",f,chs,bps,format);
     connect( qApp, SIGNAL( volumeChanged(bool) ), this, SLOT( volumeChanged(bool) ) );
 
-#ifdef Q_OS_WIN32
-            UINT    result;
-    WAVEFORMATEX    formatData;
-    formatData.cbSize = sizeof(WAVEFORMATEX);
-/*
-    // Other possible formats windows supports
-    formatData.wFormatTag = WAVE_FORMAT_MPEG;
-    formatData.wFormatTag = WAVE_FORMAT_MPEGLAYER3;
-    formatData.wFormatTag = WAVE_FORMAT_ADPCM;
-*/
-    formatData.wFormatTag = WAVE_FORMAT_PCM;
-    formatData.nAvgBytesPerSec = bps * chs * f;
-    formatData.nBlockAlign = bps * chs;
-    formatData.nChannels = chs;
-    formatData.nSamplesPerSec = f;
-    formatData.wBitsPerSample = bps * 8;
-    // Open a waveform device for output
-    if (result = waveOutOpen((LPHWAVEOUT)&d->handle, WAVE_MAPPER, &formatData, 0L, 0L, CALLBACK_NULL)) {
-        QString errorMsg = "error opening audio device.\nReason: %i - ";
-        switch (result) {
-                    case MMSYSERR_ALLOCATED:errorMsg += "Specified resource is already allocated."; break;
-                    case MMSYSERR_BADDEVICEID:errorMsg += "Specified device identifier is out of range."; break;
-                    case MMSYSERR_NODRIVER:errorMsg += "No device driver is present."; break;
-                    case MMSYSERR_NOMEM:errorMsg += "Unable to allocate or lock memory."; break;
-                    case WAVERR_BADFORMAT:errorMsg += "Attempted to open with an unsupported waveform-audio format."; break;
-                    case WAVERR_SYNC:   errorMsg += "The device is synchronous but waveOutOpen was called without using the WAVE_ALLOWSYNC flag."; break;
-                    default:            errorMsg += "Undefined error"; break;
-        }
-        qDebug( errorMsg, result );
-    }
-
-    d->bufferSize = sound_fragment_bytes;
-#else
 
     int fragments = 0x10000 * 8 + sound_fragment_shift;
-    int format = AFMT_S16_LE;
     int capabilities = 0;
 
 #ifdef KEEP_DEVICE_OPEN
     if ( AudioDevicePrivate::dspFd == 0 ) {
 #endif
     if ( ( d->handle = ::open( "/dev/dsp", O_WRONLY ) ) < 0 ) {
-        qDebug( "error opening audio device /dev/dsp, sending data to /dev/null instead" );
-        d->handle = ::open( "/dev/null", O_WRONLY );
+        perror("open(\"/dev/dsp\") sending to /dev/null instead");
+        d->handle = ::open( "/dev/null", O_WRONLY );
     }
 #ifdef KEEP_DEVICE_OPEN 
-        AudioDevicePrivate::dspFd = d->handle;
+  AudioDevicePrivate::dspFd = d->handle;
     } else {
         d->handle = AudioDevicePrivate::dspFd;
     }
 #endif
 
-    ioctl( d->handle, SNDCTL_DSP_GETCAPS, &capabilities );
-    ioctl( d->handle, SNDCTL_DSP_SETFRAGMENT, &fragments );
-    ioctl( d->handle, SNDCTL_DSP_SETFMT, &format );
-    ioctl( d->handle, SNDCTL_DSP_SPEED, &d->frequency );
+    if(ioctl( d->handle, SNDCTL_DSP_GETCAPS, &capabilities )==-1)
+        perror("ioctl(\"SNDCTL_DSP_GETCAPS\")");
+    if(ioctl( d->handle, SNDCTL_DSP_SETFRAGMENT, &fragments )==-1)
+        perror("ioctl(\"SNDCTL_DSP_SETFRAGMENT\")");
+    if(ioctl( d->handle, SNDCTL_DSP_SETFMT, & format )==-1)
+        perror("ioctl(\"SNDCTL_DSP_SETFMT\")");
+    qDebug("freq %d", d->frequency);
+    if(ioctl( d->handle, SNDCTL_DSP_SPEED, &d->frequency )==-1)
+        perror("ioctl(\"SNDCTL_DSP_SPEED\")");
+    qDebug("channels %d",d->channels);
     if ( ioctl( d->handle, SNDCTL_DSP_CHANNELS, &d->channels ) == -1 ) {
-        d->channels = ( d->channels == 1 ) ? 2 : d->channels;
-        ioctl( d->handle, SNDCTL_DSP_CHANNELS, &d->channels );
+        d->channels = ( d->channels == 1 ) ? 2 : d->channels;
+        if(ioctl( d->handle, SNDCTL_DSP_CHANNELS, &d->channels )==-1)
+            perror("ioctl(\"SNDCTL_DSP_CHANNELS\")");
     }
 
     d->bufferSize = sound_fragment_bytes;
     d->unwrittenBuffer = new char[d->bufferSize];
     d->unwritten = 0;
     d->can_GETOSPACE = TRUE; // until we find otherwise
  
-            //if ( chs != d->channels )             qDebug( "Wanted %d, got %d channels", chs, d->channels );
-            //if ( f != d->frequency )      qDebug( "wanted %dHz, got %dHz", f, d->frequency );
+    //if ( chs != d->channels )       qDebug( "Wanted %d, got %d channels", chs, d->channels );
+    //if ( f != d->frequency )        qDebug( "wanted %dHz, got %dHz", f, d->frequency );
     //if ( capabilities & DSP_CAP_BATCH )   qDebug( "Sound card has local buffer" );
     //if ( capabilities & DSP_CAP_REALTIME )qDebug( "Sound card has realtime sync" );
     //if ( capabilities & DSP_CAP_TRIGGER ) qDebug( "Sound card has precise trigger" );
     //if ( capabilities & DSP_CAP_MMAP )    qDebug( "Sound card can mmap" );
-#endif
 }
     
 
 AudioDevice::~AudioDevice() {
 #ifdef Q_OS_WIN32
     waveOutClose( (HWAVEOUT)d->handle );
 #else
 # ifndef KEEP_DEVICE_OPEN 
-            close( d->handle );                 // Now it should be safe to shut the handle
+    close( d->handle );     // Now it should be safe to shut the handle
 # endif
     delete d->unwrittenBuffer;
     delete d;
 #endif
 }
 
@@ -294,21 +277,21 @@ void AudioDevice::write( char *buffer, unsigned int length )
     lpWaveHdr->dwBufferLength = length;
     lpWaveHdr->dwFlags = 0L;
     lpWaveHdr->dwLoops = 0L;
     waveOutPrepareHeader( (HWAVEOUT)d->handle, lpWaveHdr, sizeof(WAVEHDR) );
     // waveOutWrite returns immediately. the data is sent in the background. 
     if ( waveOutWrite( (HWAVEOUT)d->handle, lpWaveHdr, sizeof(WAVEHDR) ) )
-        qDebug( "failed to write block to audio device" );
+  qDebug( "failed to write block to audio device" );
     // emit completedIO();
 #else
     int t = ::write( d->handle, buffer, length );
     if ( t<0 ) t = 0;
     if ( t != (int)length) {
-        qDebug("Ahhh!! memcpys 1");
-        memcpy(d->unwrittenBuffer,buffer+t,length-t);
-        d->unwritten = length-t;
+  qDebug("Ahhh!! memcpys 1");
+  memcpy(d->unwrittenBuffer,buffer+t,length-t);
+  d->unwritten = length-t;
     }
 #endif
 }
 
 
 unsigned int AudioDevice::channels() const
@@ -338,50 +321,50 @@ unsigned int AudioDevice::canWrite() const
 {
 #ifdef Q_OS_WIN32
     return bufferSize(); // Any better?
 #else
     audio_buf_info info;
     if ( d->can_GETOSPACE && ioctl(d->handle,SNDCTL_DSP_GETOSPACE,&info) ) {
-        d->can_GETOSPACE = FALSE;
-        fcntl( d->handle, F_SETFL, O_NONBLOCK );
+  d->can_GETOSPACE = FALSE;
+  fcntl( d->handle, F_SETFL, O_NONBLOCK );
     }
     if ( d->can_GETOSPACE ) {
-        int t = info.fragments * sound_fragment_bytes;
-        return QMIN(t,(int)bufferSize());
+  int t = info.fragments * sound_fragment_bytes;
+  return QMIN(t,(int)bufferSize());
     } else {
-        if ( d->unwritten ) {
-            int t = ::write( d->handle, d->unwrittenBuffer, d->unwritten );
-            if ( t<0 ) t = 0;
-            if ( (unsigned)t!=d->unwritten ) {
-                memcpy(d->unwrittenBuffer,d->unwrittenBuffer+t,d->unwritten-t);
-                d->unwritten -= t;
-            } else {
-                d->unwritten = 0;
-            }
-        }
-        if ( d->unwritten )
-            return 0;
-        else
-            return d->bufferSize;
+  if ( d->unwritten ) {
+      int t = ::write( d->handle, d->unwrittenBuffer, d->unwritten );
+      if ( t<0 ) t = 0;
+      if ( (unsigned)t!=d->unwritten ) {
+    memcpy(d->unwrittenBuffer,d->unwrittenBuffer+t,d->unwritten-t);
+    d->unwritten -= t;
+      } else {
+    d->unwritten = 0;
+      }
+  }
+  if ( d->unwritten )
+      return 0;
+  else
+      return d->bufferSize;
     }
 #endif
 }
 
 
 int AudioDevice::bytesWritten() {
 #ifdef Q_OS_WIN32
     MMTIME pmmt = { TIME_BYTES, 0 };
     if ( ( waveOutGetPosition( (HWAVEOUT)d->handle, &pmmt, sizeof(MMTIME) ) != MMSYSERR_NOERROR ) || ( pmmt.wType != TIME_BYTES ) ) {
-        qDebug( "failed to get audio device position" );
-        return -1;
+  qDebug( "failed to get audio device position" );
+  return -1;
     }
     return pmmt.u.cb;
 #else
     int buffered = 0;
     if ( ioctl( d->handle, SNDCTL_DSP_GETODELAY, &buffered ) ) {
-        qDebug( "failed to get audio device position" );
-        return -1;
+  qDebug( "failed to get audio device position" );
+  return -1;
     }
     return buffered;
 #endif
 }