Diffstat (limited to 'core/multimedia/opieplayer/audiodevice.cpp') (more/less context) (ignore whitespace changes)
| -rw-r--r-- | core/multimedia/opieplayer/audiodevice.cpp | 156 |
1 files changed, 86 insertions, 70 deletions
diff --git a/core/multimedia/opieplayer/audiodevice.cpp b/core/multimedia/opieplayer/audiodevice.cpp index 11fd9e8..7b3700a 100644 --- a/core/multimedia/opieplayer/audiodevice.cpp +++ b/core/multimedia/opieplayer/audiodevice.cpp @@ -1,5 +1,5 @@ /********************************************************************** -** Copyright (C) 2000 Trolltech AS. All rights reserved. +** Copyright (C) 2000-2002 Trolltech AS. All rights reserved. ** -** This file is part of Qtopia Environment. +** This file is part of the Qtopia Environment. ** @@ -19,7 +19,4 @@ **********************************************************************/ -// L.J.Potter added better error code Fri 02-15-2002 14:37:47 - #include <stdlib.h> -#include <stdio.h> #include <qpe/qpeapplication.h> @@ -111,3 +108,3 @@ void AudioDevice::getVolume( unsigned int& leftVolume, unsigned int& rightVolume if ( waveOutGetVolume( handle, (LPDWORD)&volume ) ) -// qDebug( "get volume of audio device failed" ); + qDebug( "get volume of audio device failed" ); waveOutClose( handle ); @@ -118,7 +115,6 @@ void AudioDevice::getVolume( unsigned int& leftVolume, unsigned int& rightVolume if ( mixerHandle >= 0 ) { - if(ioctl( mixerHandle, MIXER_READ(0), &volume )==-1) - perror("ioctl(\"MIXER_READ\")"); + ioctl( mixerHandle, MIXER_READ(0), &volume ); close( mixerHandle ); } else - perror("open(\"/dev/mixer\")"); + qDebug( "get volume of audio device failed" ); leftVolume = ((volume & 0x00FF) << 16) / 101; @@ -132,9 +128,9 @@ void AudioDevice::setVolume( unsigned int leftVolume, unsigned int rightVolume, 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 ); } @@ -153,3 +149,3 @@ void AudioDevice::setVolume( unsigned int leftVolume, unsigned int rightVolume, if ( waveOutSetVolume( handle, volume ) ) -// qDebug( "set volume of audio device failed" ); + qDebug( "set volume of audio device failed" ); waveOutClose( handle ); @@ -164,8 +160,6 @@ void AudioDevice::setVolume( unsigned int leftVolume, unsigned int rightVolume, if ( ( mixerHandle = open( "/dev/mixer", O_RDWR ) ) >= 0 ) { - if(ioctl( mixerHandle, MIXER_WRITE(0), &volume ) ==-1) - perror("ioctl(\"MIXER_WRITE\")"); + ioctl( mixerHandle, MIXER_WRITE(0), &volume ); close( mixerHandle ); } else - perror("open(\"/dev/mixer\")"); - + qDebug( "set volume of audio device failed" ); # else @@ -194,13 +188,41 @@ AudioDevice::AudioDevice( unsigned int f, unsigned int chs, unsigned int bps ) { 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; @@ -211,7 +233,7 @@ AudioDevice::AudioDevice( unsigned int f, unsigned int chs, unsigned int bps ) { if ( ( d->handle = ::open( "/dev/dsp", O_WRONLY ) ) < 0 ) { - perror("open(\"/dev/dsp\") sending to /dev/null instead"); - d->handle = ::open( "/dev/null", O_WRONLY ); + qDebug( "error opening audio device /dev/dsp, sending data to /dev/null instead" ); + d->handle = ::open( "/dev/null", O_WRONLY ); } #ifdef KEEP_DEVICE_OPEN - AudioDevicePrivate::dspFd = d->handle; + AudioDevicePrivate::dspFd = d->handle; } else { @@ -221,16 +243,9 @@ AudioDevice::AudioDevice( unsigned int f, unsigned int chs, unsigned int bps ) { - 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); + 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_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\")"); + d->channels = ( d->channels == 1 ) ? 2 : d->channels; + ioctl( d->handle, SNDCTL_DSP_CHANNELS, &d->channels ); } @@ -242,4 +257,4 @@ AudioDevice::AudioDevice( unsigned int f, unsigned int chs, unsigned int bps ) { - //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" ); @@ -248,2 +263,3 @@ AudioDevice::AudioDevice( unsigned int f, unsigned int chs, unsigned int bps ) { //if ( capabilities & DSP_CAP_MMAP ) qDebug( "Sound card can mmap" ); +#endif } @@ -256,3 +272,3 @@ AudioDevice::~AudioDevice() { # 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 @@ -283,3 +299,3 @@ void AudioDevice::write( char *buffer, unsigned int length ) 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(); @@ -289,5 +305,5 @@ void AudioDevice::write( char *buffer, unsigned int length ) 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; } @@ -327,23 +343,23 @@ unsigned int AudioDevice::canWrite() const 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; } @@ -357,4 +373,4 @@ int AudioDevice::bytesWritten() { 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; } @@ -364,4 +380,4 @@ int AudioDevice::bytesWritten() { 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; } |