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-rw-r--r--core/multimedia/opieplayer/audiodevice.cpp8
1 files changed, 4 insertions, 4 deletions
diff --git a/core/multimedia/opieplayer/audiodevice.cpp b/core/multimedia/opieplayer/audiodevice.cpp
index abbe5c8..020f6be 100644
--- a/core/multimedia/opieplayer/audiodevice.cpp
+++ b/core/multimedia/opieplayer/audiodevice.cpp
@@ -4,386 +4,386 @@
** 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.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** 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 <qmessagebox.h>
#include "audiodevice.h"
#include <errno.h>
#if ( defined Q_WS_QWS || defined(_WS_QWS_) ) && !defined(QT_NO_COP)
#include "qpe/qcopenvelope_qws.h"
#endif
// #ifdef Q_WS_WIN
// #include <windows.h>
// #include <mmsystem.h>
// #include <mmreg.h>
// #endif
#if defined(Q_WS_X11) || defined(Q_WS_QWS)
#include <fcntl.h>
#include <sys/ioctl.h>
#include <sys/soundcard.h>
#include <sys/stat.h>
#include <sys/time.h>
#include <sys/types.h>
#include <unistd.h>
#endif
// #if defined(Q_OS_WIN32)
// static const int expectedBytesPerMilliSecond = 2 * 2 * 44000 / 1000;
// static const int timerResolutionMilliSeconds = 30;
// static const int sound_fragment_bytes = timerResolutionMilliSeconds * expectedBytesPerMilliSecond;
// #else
# if defined(QT_QWS_IPAQ)
static const int sound_fragment_shift = 14;
# else
static const int sound_fragment_shift = 16;
# endif
static const int sound_fragment_bytes = (1<<sound_fragment_shift);
//#endif
class AudioDevicePrivate {
public:
int handle;
unsigned int frequency;
unsigned int channels;
unsigned int bytesPerSample;
unsigned int bufferSize;
//#ifndef Q_OS_WIN32
bool can_GETOSPACE;
char* unwrittenBuffer;
unsigned int unwritten;
//#endif
static int dspFd;
static bool muted;
static unsigned int leftVolume;
static unsigned int rightVolume;
};
#ifdef Q_WS_QWS
// This is for keeping the device open in-between playing files when
// the device makes clicks and it starts to drive you insane! :)
// Best to have the device not open when not using it though
//#define KEEP_DEVICE_OPEN
#endif
int AudioDevicePrivate::dspFd = 0;
bool AudioDevicePrivate::muted = FALSE;
unsigned int AudioDevicePrivate::leftVolume = 0;
unsigned int AudioDevicePrivate::rightVolume = 0;
void AudioDevice::getVolume( unsigned int& leftVolume, unsigned int& rightVolume, bool &muted ) {
muted = AudioDevicePrivate::muted;
unsigned int volume;
// #ifdef Q_OS_WIN32
// HWAVEOUT handle;
// WAVEFORMATEX formatData;
// formatData.cbSize = sizeof(WAVEFORMATEX);
// formatData.wFormatTag = WAVE_FORMAT_PCM;
// formatData.nAvgBytesPerSec = 4 * 44000;
// 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" );
// waveOutClose( handle );
// leftVolume = volume & 0xFFFF;
// rightVolume = volume >> 16;
// #else
int mixerHandle = open( "/dev/mixer", O_RDWR );
if ( mixerHandle >= 0 ) {
if(ioctl( mixerHandle, MIXER_READ(0), &volume )==-1)
perror("ioctl(\"MIXER_READ\")");
close( mixerHandle );
} else
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;
} else {
leftVolume = ( (int) leftVolume < 0 ) ? 0 : (( leftVolume > 0xFFFF ) ? 0xFFFF : leftVolume );
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;
// formatData.nAvgBytesPerSec = 4 * 44000;
// formatData.nBlockAlign = 4;
// 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" );
// 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 ) {
if(ioctl( mixerHandle, MIXER_WRITE(0), &volume ) ==-1)
perror("ioctl(\"MIXER_WRITE\")");
close( mixerHandle );
} else
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("qpe"); // qtopia is "Sound"
cfg.setGroup("Volume"); // qtopia is "Settings"
cfg.writeEntry("VolumePercent",(int)rV); //qtopia is Volume
# endif
//#endif
// qDebug( "setting volume to: 0x%x", volume );
#if ( defined Q_WS_QWS || defined(_WS_QWS_) ) && !defined(QT_NO_COP)
// Send notification that the volume has changed
QCopEnvelope( "QPE/System", "volumeChange(bool)" ) << muted;
#endif
}
AudioDevice::AudioDevice( unsigned int f, unsigned int chs, unsigned int bps ) {
qDebug("creating new audio device");
-// QCopEnvelope( "QPE/System", "volumeChange(bool)" ) << TRUE;
+ QCopEnvelope( "QPE/System", "volumeChange(bool)" ) << TRUE;
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) ) );
int fragments = 0x10000 * 8 + sound_fragment_shift;
int capabilities = 0;
#ifdef KEEP_DEVICE_OPEN
if ( AudioDevicePrivate::dspFd == 0 ) {
#endif
if ( ( d->handle = ::open( "/dev/dsp", O_WRONLY ) ) < 0 ) {
// perror("open(\"/dev/dsp\") sending to /dev/null instead");
perror("open(\"/dev/dsp\")");
QString errorMsg=tr("Somethin's wrong with\nyour sound device.\nopen(\"/dev/dsp\")\n")+(QString)strerror(errno)+tr("\n\nClosing player now.");
QMessageBox::critical(0, "Vmemo", errorMsg, tr("Abort"));
exit(-1); //harsh?
// d->handle = ::open( "/dev/null", O_WRONLY );
// WTF?!?!
}
#ifdef KEEP_DEVICE_OPEN
AudioDevicePrivate::dspFd = d->handle;
} else {
d->handle = AudioDevicePrivate::dspFd;
}
#endif
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;
if(ioctl( d->handle, SNDCTL_DSP_CHANNELS, &d->channels )==-1)
perror("ioctl(\"SNDCTL_DSP_CHANNELS\")");
}
-// QCopEnvelope( "QPE/System", "volumeChange(bool)" ) << FALSE;
+ QCopEnvelope( "QPE/System", "volumeChange(bool)" ) << FALSE;
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 ( 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" );
}
AudioDevice::~AudioDevice() {
qDebug("destryo audiodevice");
- // QCopEnvelope( "QPE/System", "volumeChange(bool)" ) << TRUE;
+ QCopEnvelope( "QPE/System", "volumeChange(bool)" ) << TRUE;
// #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
# endif
delete d->unwrittenBuffer;
delete d;
//#endif
-// QCopEnvelope( "QPE/System", "volumeChange(bool)" ) << FALSE;
+ QCopEnvelope( "QPE/System", "volumeChange(bool)" ) << FALSE;
}
void AudioDevice::volumeChanged( bool muted )
{
AudioDevicePrivate::muted = muted;
}
void AudioDevice::write( char *buffer, unsigned int length )
{
// #ifdef Q_OS_WIN32
// // returns immediately and (to be implemented) emits completedIO() when finished writing
// WAVEHDR *lpWaveHdr = (WAVEHDR *)malloc( sizeof(WAVEHDR) );
// // maybe the buffer should be copied so that this fool proof, but its a performance hit
// lpWaveHdr->lpData = buffer;
// 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" );
// // 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;
}
//#endif
}
unsigned int AudioDevice::channels() const
{
return d->channels;
}
unsigned int AudioDevice::frequency() const
{
return d->frequency;
}
unsigned int AudioDevice::bytesPerSample() const
{
return d->bytesPerSample;
}
unsigned int AudioDevice::bufferSize() const
{
return d->bufferSize;
}
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 );
}
if ( d->can_GETOSPACE ) {
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;
}
//#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;
// }
// 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;
}
return buffered;
//#endif
}