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path: root/core/multimedia/opieplayer/audiodevice.cpp
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-rw-r--r--core/multimedia/opieplayer/audiodevice.cpp82
1 files changed, 49 insertions, 33 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
@@ -1,10 +1,10 @@
1/********************************************************************** 1/**********************************************************************
2** Copyright (C) 2000 Trolltech AS. All rights reserved. 2** Copyright (C) 2000-2002 Trolltech AS. All rights reserved.
3** 3**
4** This file is part of Qtopia Environment. 4** This file is part of the Qtopia Environment.
5** 5**
6** This file may be distributed and/or modified under the terms of the 6** This file may be distributed and/or modified under the terms of the
7** GNU General Public License version 2 as published by the Free Software 7** GNU General Public License version 2 as published by the Free Software
8** Foundation and appearing in the file LICENSE.GPL included in the 8** Foundation and appearing in the file LICENSE.GPL included in the
9** packaging of this file. 9** packaging of this file.
10** 10**
@@ -14,17 +14,14 @@
14** See http://www.trolltech.com/gpl/ for GPL licensing information. 14** See http://www.trolltech.com/gpl/ for GPL licensing information.
15** 15**
16** Contact info@trolltech.com if any conditions of this licensing are 16** Contact info@trolltech.com if any conditions of this licensing are
17** not clear to you. 17** not clear to you.
18** 18**
19**********************************************************************/ 19**********************************************************************/
20// L.J.Potter added better error code Fri 02-15-2002 14:37:47
21
22 20
23#include <stdlib.h> 21#include <stdlib.h>
24#include <stdio.h>
25#include <qpe/qpeapplication.h> 22#include <qpe/qpeapplication.h>
26#include <qpe/config.h> 23#include <qpe/config.h>
27#include "audiodevice.h" 24#include "audiodevice.h"
28 25
29#if ( defined Q_WS_QWS || defined(_WS_QWS_) ) && !defined(QT_NO_COP) 26#if ( defined Q_WS_QWS || defined(_WS_QWS_) ) && !defined(QT_NO_COP)
30#include "qpe/qcopenvelope_qws.h" 27#include "qpe/qcopenvelope_qws.h"
@@ -106,24 +103,23 @@ void AudioDevice::getVolume( unsigned int& leftVolume, unsigned int& rightVolume
106 formatData.nBlockAlign = 4; 103 formatData.nBlockAlign = 4;
107 formatData.nChannels = 2; 104 formatData.nChannels = 2;
108 formatData.nSamplesPerSec = 44000; 105 formatData.nSamplesPerSec = 44000;
109 formatData.wBitsPerSample = 16; 106 formatData.wBitsPerSample = 16;
110 waveOutOpen(&handle, WAVE_MAPPER, &formatData, 0L, 0L, CALLBACK_NULL); 107 waveOutOpen(&handle, WAVE_MAPPER, &formatData, 0L, 0L, CALLBACK_NULL);
111 if ( waveOutGetVolume( handle, (LPDWORD)&volume ) ) 108 if ( waveOutGetVolume( handle, (LPDWORD)&volume ) )
112// qDebug( "get volume of audio device failed" ); 109 qDebug( "get volume of audio device failed" );
113 waveOutClose( handle ); 110 waveOutClose( handle );
114 leftVolume = volume & 0xFFFF; 111 leftVolume = volume & 0xFFFF;
115 rightVolume = volume >> 16; 112 rightVolume = volume >> 16;
116#else 113#else
117 int mixerHandle = open( "/dev/mixer", O_RDWR ); 114 int mixerHandle = open( "/dev/mixer", O_RDWR );
118 if ( mixerHandle >= 0 ) { 115 if ( mixerHandle >= 0 ) {
119 if(ioctl( mixerHandle, MIXER_READ(0), &volume )==-1) 116 ioctl( mixerHandle, MIXER_READ(0), &volume );
120 perror("ioctl(\"MIXER_READ\")");
121 close( mixerHandle ); 117 close( mixerHandle );
122 } else 118 } else
123 perror("open(\"/dev/mixer\")"); 119 qDebug( "get volume of audio device failed" );
124 leftVolume = ((volume & 0x00FF) << 16) / 101; 120 leftVolume = ((volume & 0x00FF) << 16) / 101;
125 rightVolume = ((volume & 0xFF00) << 8) / 101; 121 rightVolume = ((volume & 0xFF00) << 8) / 101;
126#endif 122#endif
127} 123}
128 124
129 125
@@ -148,29 +144,27 @@ void AudioDevice::setVolume( unsigned int leftVolume, unsigned int rightVolume,
148 formatData.nChannels = 2; 144 formatData.nChannels = 2;
149 formatData.nSamplesPerSec = 44000; 145 formatData.nSamplesPerSec = 44000;
150 formatData.wBitsPerSample = 16; 146 formatData.wBitsPerSample = 16;
151 waveOutOpen(&handle, WAVE_MAPPER, &formatData, 0L, 0L, CALLBACK_NULL); 147 waveOutOpen(&handle, WAVE_MAPPER, &formatData, 0L, 0L, CALLBACK_NULL);
152 unsigned int volume = (rightVolume << 16) | leftVolume; 148 unsigned int volume = (rightVolume << 16) | leftVolume;
153 if ( waveOutSetVolume( handle, volume ) ) 149 if ( waveOutSetVolume( handle, volume ) )
154// qDebug( "set volume of audio device failed" ); 150 qDebug( "set volume of audio device failed" );
155 waveOutClose( handle ); 151 waveOutClose( handle );
156#else 152#else
157 // Volume can be from 0 to 100 which is 101 distinct values 153 // Volume can be from 0 to 100 which is 101 distinct values
158 unsigned int rV = (rightVolume * 101) >> 16; 154 unsigned int rV = (rightVolume * 101) >> 16;
159 155
160# if 0 156# if 0
161 unsigned int lV = (leftVolume * 101) >> 16; 157 unsigned int lV = (leftVolume * 101) >> 16;
162 unsigned int volume = ((rV << 8) & 0xFF00) | (lV & 0x00FF); 158 unsigned int volume = ((rV << 8) & 0xFF00) | (lV & 0x00FF);
163 int mixerHandle = 0; 159 int mixerHandle = 0;
164 if ( ( mixerHandle = open( "/dev/mixer", O_RDWR ) ) >= 0 ) { 160 if ( ( mixerHandle = open( "/dev/mixer", O_RDWR ) ) >= 0 ) {
165 if(ioctl( mixerHandle, MIXER_WRITE(0), &volume ) ==-1) 161 ioctl( mixerHandle, MIXER_WRITE(0), &volume );
166 perror("ioctl(\"MIXER_WRITE\")");
167 close( mixerHandle ); 162 close( mixerHandle );
168 } else 163 } else
169 perror("open(\"/dev/mixer\")"); 164 qDebug( "set volume of audio device failed" );
170
171# else 165# else
172 // This is the way this has to be done now I guess, doesn't allow for 166 // This is the way this has to be done now I guess, doesn't allow for
173 // independant right and left channel setting, or setting for different outputs 167 // independant right and left channel setting, or setting for different outputs
174 Config cfg("Sound"); 168 Config cfg("Sound");
175 cfg.setGroup("System"); 169 cfg.setGroup("System");
176 cfg.writeEntry("Volume",(int)rV); 170 cfg.writeEntry("Volume",(int)rV);
@@ -189,53 +183,74 @@ void AudioDevice::setVolume( unsigned int leftVolume, unsigned int rightVolume,
189 183
190AudioDevice::AudioDevice( unsigned int f, unsigned int chs, unsigned int bps ) { 184AudioDevice::AudioDevice( unsigned int f, unsigned int chs, unsigned int bps ) {
191 d = new AudioDevicePrivate; 185 d = new AudioDevicePrivate;
192 d->frequency = f; 186 d->frequency = f;
193 d->channels = chs; 187 d->channels = chs;
194 d->bytesPerSample = bps; 188 d->bytesPerSample = bps;
195// qDebug("%d",bps);
196 int format=0;
197 if( bps == 8) format = AFMT_U8;
198 else if( bps <= 0) format = AFMT_S16_LE;
199 else format = AFMT_S16_LE;
200 189
201// qDebug("AD- freq %d, channels %d, b/sample %d, bitrate %d",f,chs,bps,format);
202 connect( qApp, SIGNAL( volumeChanged(bool) ), this, SLOT( volumeChanged(bool) ) ); 190 connect( qApp, SIGNAL( volumeChanged(bool) ), this, SLOT( volumeChanged(bool) ) );
203 191
192#ifdef Q_OS_WIN32
193 UINT result;
194 WAVEFORMATEX formatData;
195 formatData.cbSize = sizeof(WAVEFORMATEX);
196/*
197 // Other possible formats windows supports
198 formatData.wFormatTag = WAVE_FORMAT_MPEG;
199 formatData.wFormatTag = WAVE_FORMAT_MPEGLAYER3;
200 formatData.wFormatTag = WAVE_FORMAT_ADPCM;
201*/
202 formatData.wFormatTag = WAVE_FORMAT_PCM;
203 formatData.nAvgBytesPerSec = bps * chs * f;
204 formatData.nBlockAlign = bps * chs;
205 formatData.nChannels = chs;
206 formatData.nSamplesPerSec = f;
207 formatData.wBitsPerSample = bps * 8;
208 // Open a waveform device for output
209 if (result = waveOutOpen((LPHWAVEOUT)&d->handle, WAVE_MAPPER, &formatData, 0L, 0L, CALLBACK_NULL)) {
210 QString errorMsg = "error opening audio device.\nReason: %i - ";
211 switch (result) {
212 case MMSYSERR_ALLOCATED:errorMsg += "Specified resource is already allocated."; break;
213 case MMSYSERR_BADDEVICEID:errorMsg += "Specified device identifier is out of range."; break;
214 case MMSYSERR_NODRIVER:errorMsg += "No device driver is present."; break;
215 case MMSYSERR_NOMEM:errorMsg += "Unable to allocate or lock memory."; break;
216 case WAVERR_BADFORMAT:errorMsg += "Attempted to open with an unsupported waveform-audio format."; break;
217 case WAVERR_SYNC: errorMsg += "The device is synchronous but waveOutOpen was called without using the WAVE_ALLOWSYNC flag."; break;
218 default: errorMsg += "Undefined error"; break;
219 }
220 qDebug( errorMsg, result );
221 }
222
223 d->bufferSize = sound_fragment_bytes;
224#else
204 225
205 int fragments = 0x10000 * 8 + sound_fragment_shift; 226 int fragments = 0x10000 * 8 + sound_fragment_shift;
227 int format = AFMT_S16_LE;
206 int capabilities = 0; 228 int capabilities = 0;
207 229
208#ifdef KEEP_DEVICE_OPEN 230#ifdef KEEP_DEVICE_OPEN
209 if ( AudioDevicePrivate::dspFd == 0 ) { 231 if ( AudioDevicePrivate::dspFd == 0 ) {
210#endif 232#endif
211 if ( ( d->handle = ::open( "/dev/dsp", O_WRONLY ) ) < 0 ) { 233 if ( ( d->handle = ::open( "/dev/dsp", O_WRONLY ) ) < 0 ) {
212 perror("open(\"/dev/dsp\") sending to /dev/null instead"); 234 qDebug( "error opening audio device /dev/dsp, sending data to /dev/null instead" );
213 d->handle = ::open( "/dev/null", O_WRONLY ); 235 d->handle = ::open( "/dev/null", O_WRONLY );
214 } 236 }
215#ifdef KEEP_DEVICE_OPEN 237#ifdef KEEP_DEVICE_OPEN
216 AudioDevicePrivate::dspFd = d->handle; 238 AudioDevicePrivate::dspFd = d->handle;
217 } else { 239 } else {
218 d->handle = AudioDevicePrivate::dspFd; 240 d->handle = AudioDevicePrivate::dspFd;
219 } 241 }
220#endif 242#endif
221 243
222 if(ioctl( d->handle, SNDCTL_DSP_GETCAPS, &capabilities )==-1) 244 ioctl( d->handle, SNDCTL_DSP_GETCAPS, &capabilities );
223 perror("ioctl(\"SNDCTL_DSP_GETCAPS\")"); 245 ioctl( d->handle, SNDCTL_DSP_SETFRAGMENT, &fragments );
224 if(ioctl( d->handle, SNDCTL_DSP_SETFRAGMENT, &fragments )==-1) 246 ioctl( d->handle, SNDCTL_DSP_SETFMT, &format );
225 perror("ioctl(\"SNDCTL_DSP_SETFRAGMENT\")"); 247 ioctl( d->handle, SNDCTL_DSP_SPEED, &d->frequency );
226 if(ioctl( d->handle, SNDCTL_DSP_SETFMT, & format )==-1)
227 perror("ioctl(\"SNDCTL_DSP_SETFMT\")");
228 qDebug("freq %d", d->frequency);
229 if(ioctl( d->handle, SNDCTL_DSP_SPEED, &d->frequency )==-1)
230 perror("ioctl(\"SNDCTL_DSP_SPEED\")");
231 qDebug("channels %d",d->channels);
232 if ( ioctl( d->handle, SNDCTL_DSP_CHANNELS, &d->channels ) == -1 ) { 248 if ( ioctl( d->handle, SNDCTL_DSP_CHANNELS, &d->channels ) == -1 ) {
233 d->channels = ( d->channels == 1 ) ? 2 : d->channels; 249 d->channels = ( d->channels == 1 ) ? 2 : d->channels;
234 if(ioctl( d->handle, SNDCTL_DSP_CHANNELS, &d->channels )==-1) 250 ioctl( d->handle, SNDCTL_DSP_CHANNELS, &d->channels );
235 perror("ioctl(\"SNDCTL_DSP_CHANNELS\")");
236 } 251 }
237 252
238 d->bufferSize = sound_fragment_bytes; 253 d->bufferSize = sound_fragment_bytes;
239 d->unwrittenBuffer = new char[d->bufferSize]; 254 d->unwrittenBuffer = new char[d->bufferSize];
240 d->unwritten = 0; 255 d->unwritten = 0;
241 d->can_GETOSPACE = TRUE; // until we find otherwise 256 d->can_GETOSPACE = TRUE; // until we find otherwise
@@ -243,12 +258,13 @@ AudioDevice::AudioDevice( unsigned int f, unsigned int chs, unsigned int bps ) {
243 //if ( chs != d->channels ) qDebug( "Wanted %d, got %d channels", chs, d->channels ); 258 //if ( chs != d->channels ) qDebug( "Wanted %d, got %d channels", chs, d->channels );
244 //if ( f != d->frequency ) qDebug( "wanted %dHz, got %dHz", f, d->frequency ); 259 //if ( f != d->frequency ) qDebug( "wanted %dHz, got %dHz", f, d->frequency );
245 //if ( capabilities & DSP_CAP_BATCH ) qDebug( "Sound card has local buffer" ); 260 //if ( capabilities & DSP_CAP_BATCH ) qDebug( "Sound card has local buffer" );
246 //if ( capabilities & DSP_CAP_REALTIME )qDebug( "Sound card has realtime sync" ); 261 //if ( capabilities & DSP_CAP_REALTIME )qDebug( "Sound card has realtime sync" );
247 //if ( capabilities & DSP_CAP_TRIGGER ) qDebug( "Sound card has precise trigger" ); 262 //if ( capabilities & DSP_CAP_TRIGGER ) qDebug( "Sound card has precise trigger" );
248 //if ( capabilities & DSP_CAP_MMAP ) qDebug( "Sound card can mmap" ); 263 //if ( capabilities & DSP_CAP_MMAP ) qDebug( "Sound card can mmap" );
264#endif
249} 265}
250 266
251 267
252AudioDevice::~AudioDevice() { 268AudioDevice::~AudioDevice() {
253#ifdef Q_OS_WIN32 269#ifdef Q_OS_WIN32
254 waveOutClose( (HWAVEOUT)d->handle ); 270 waveOutClose( (HWAVEOUT)d->handle );