support for DEVFS

3 files changed, 27 insertions, 0 deletions

diff --git a/noncore/multimedia/opieplayer2/mediaplayer.cpp b/noncore/multimedia/opieplayer2/mediaplayer.cpp
index 7b4bfd9..e6afbd8 100644
--- a/noncore/multimedia/opieplayer2/mediaplayer.cpp
+++ b/noncore/multimedia/opieplayer2/mediaplayer.cpp
@@ -188,193 +188,197 @@ void MediaPlayer::stopChangingVolume() {
     drawnOnScreenDisplay = FALSE;
     onScreenDisplayVolume = 0;
     int w=0;
     int h=0;
     if( !xineControl()->hasVideo() ) {
         w = audioUI()->width();
         h = audioUI()->height();
         audioUI()->repaint( ( w - 200 ) / 2, h - yoff, 200 + 9, 70, FALSE );
     } else {
         w = videoUI()->width();
         h = videoUI()->height();
         videoUI()->repaint( ( w - 200 ) / 2, h - yoff, 200 + 9, 70, FALSE );
     }
 }
 
 
 void MediaPlayer::timerEvent( QTimerEvent * ) {
     if ( volumeDirection == +1 ) {
         volControl->incVol( 2 );
     } else if ( volumeDirection == -1 ) {
         volControl->decVol( 2 );
     }
 
 
       // TODO FIXME
       // huh??
     unsigned int v= 0;
     v = volControl->volume();
     v = v / 10;
 
     if ( drawnOnScreenDisplay && onScreenDisplayVolume == v ) {
         return;
     }
 
     int w=0; int h=0;
     if( !xineControl()->hasVideo() ) {
         w = audioUI()->width();
         h = audioUI()->height();
 
         if ( drawnOnScreenDisplay ) {
             if ( onScreenDisplayVolume > v ) {
                 audioUI()->repaint( ( w - 200 ) / 2 + v * 20 + 0, h - yoff + 40, ( onScreenDisplayVolume - v ) * 20 + 9, 30, FALSE );
             }
         }
         drawnOnScreenDisplay = TRUE;
         onScreenDisplayVolume = v;
         QPainter p( audioUI() );
         p.setPen( QColor( 0x10, 0xD0, 0x10 ) );
         p.setBrush( QColor( 0x10, 0xD0, 0x10 ) );
 
         QFont f;
         f.setPixelSize( 20 );
         f.setBold( TRUE );
         p.setFont( f );
         p.drawText( (w - 200) / 2, h - yoff + 20, tr("Volume") );
 
         for ( unsigned int i = 0; i < 10; i++ ) {
             if ( v > i ) {
                 p.drawRect( ( w - 200 ) / 2 + i * 20 + 0, h - yoff + 40, 9, 30 );
             } else {
                 p.drawRect( ( w - 200 ) / 2 + i * 20 + 3, h - yoff + 50, 3, 10 );
             }
         }
     } else {
         w = videoUI()->width();
         h = videoUI()->height();
 
         if ( drawnOnScreenDisplay ) {
             if ( onScreenDisplayVolume > v ) {
                 videoUI()->repaint( (w - 200) / 2 + v * 20 + 0, h - yoff + 40, ( onScreenDisplayVolume - v ) * 20 + 9, 30, FALSE );
             }
         }
         drawnOnScreenDisplay = TRUE;
         onScreenDisplayVolume = v;
         QPainter p( videoUI() );
         p.setPen( QColor( 0x10, 0xD0, 0x10 ) );
         p.setBrush( QColor( 0x10, 0xD0, 0x10 ) );
 
         QFont f;
         f.setPixelSize( 20 );
         f.setBold( TRUE );
         p.setFont( f );
         p.drawText( (w - 200) / 2, h - yoff + 20, tr( "Volume" ) );
 
         for ( unsigned int i = 0; i < 10; i++ ) {
             if ( v > i ) {
                 p.drawRect( (w - 200) / 2 + i * 20 + 0, h - yoff + 40, 9, 30 );
             } else {
                 p.drawRect( (w - 200) / 2 + i * 20 + 3, h - yoff + 50, 3, 10 );
             }
         }
     }
 }
 
 
 void MediaPlayer::blank( bool b ) {
+#ifdef QT_QWS_DEVFS
+    fd=open("/dev/fb/0",O_RDWR);
+#else
     fd=open("/dev/fb0",O_RDWR);
+#endif
 #ifdef QT_QWS_SL5XXX
     fl= open( "/dev/fl", O_RDWR );
 #endif
     if (fd != -1) {
         if ( b ) {
             odebug << "do blanking" << oendl; 
 #ifdef QT_QWS_SL5XXX
             ioctl( fd, FBIOBLANK, 1 );
             if(fl !=-1) {
                 ioctl( fl, 2 );
                 ::close(fl);
             }
 #else
             ioctl( fd, FBIOBLANK, 3 );
 #endif
             isBlanked = TRUE;
         } else {
             odebug << "do unblanking" << oendl; 
             ioctl( fd, FBIOBLANK, 0);
 #ifdef QT_QWS_SL5XXX
             if(fl != -1) {
                 ioctl( fl, 1);
                 ::close(fl);
             }
 #endif
             isBlanked = FALSE;
         }
         close( fd );
     } else {
         odebug << "<< /dev/fb0 could not be opened  >>" << oendl; 
     }
 }
 
 void MediaPlayer::keyReleaseEvent( QKeyEvent *e) {
     switch ( e->key() ) {
 ////////////////////////////// Zaurus keys
       case Key_Home:
           break;
       case Key_F9: //activity
           break;
       case Key_F10: //contacts
           break;
       case Key_F11: //menu
           break;
       case Key_F12: //home
           odebug << "Blank here" << oendl; 
 //          mediaPlayerState->toggleBlank();
           break;
       case Key_F13: //mail
           odebug << "Blank here" << oendl; 
           //  mediaPlayerState->toggleBlank();
           break;
     }
 }
 
 void MediaPlayer::cleanUp() {// this happens on closing
      Config cfg( "OpiePlayer" );
      mediaPlayerState.writeConfig( cfg );
      playList.writeDefaultPlaylist( );
 
 //     QPEApplication::grabKeyboard();
 //     QPEApplication::ungrabKeyboard();
 }
 
 void MediaPlayer::recreateAudioAndVideoWidgets() const
 {
     delete m_skinLoader;
 
     delete m_xineControl;
     delete m_audioUI;
     delete m_videoUI;
     m_audioUI = new AudioWidget( playList, mediaPlayerState, 0, "audioUI" );
     m_videoUI = new VideoWidget( playList, mediaPlayerState, 0, "videoUI" );
 
     connect( m_audioUI,  SIGNAL( moreClicked() ), this, SLOT( startIncreasingVolume() ) );
     connect( m_audioUI,  SIGNAL( lessClicked() ),  this, SLOT( startDecreasingVolume() ) );
     connect( m_audioUI,  SIGNAL( moreReleased() ), this, SLOT( stopChangingVolume() ) );
     connect( m_audioUI,  SIGNAL( lessReleased() ), this, SLOT( stopChangingVolume() ) );
 
     connect( m_videoUI,  SIGNAL( moreClicked() ), this, SLOT( startIncreasingVolume() ) );
     connect( m_videoUI,  SIGNAL( lessClicked() ),  this, SLOT( startDecreasingVolume() ) );
     connect( m_videoUI,  SIGNAL( moreReleased() ), this, SLOT( stopChangingVolume() ) );
     connect( m_videoUI,  SIGNAL( lessReleased() ), this, SLOT( stopChangingVolume() ) );
 
     if ( !xine )
         xine = new XINE::Lib( XINE::Lib::InitializeImmediately );
 
     m_xineControl = new XineControl( xine, m_videoUI->vidWidget(), mediaPlayerState );
 
     xine = 0;
 }
 
 AudioWidget *MediaPlayer::audioUI() const
 {
     if ( !m_audioUI )
         recreateAudioAndVideoWidgets();
diff --git a/noncore/multimedia/opierec/device.cpp b/noncore/multimedia/opierec/device.cpp
index 683f0a5..cb47b77 100644
--- a/noncore/multimedia/opierec/device.cpp
+++ b/noncore/multimedia/opierec/device.cpp
@@ -1,299 +1,315 @@
 // device.cpp
 
 #include "device.h"
 
 #include <qpe/config.h>
 #include <qpe/qcopenvelope_qws.h>
 
 /* STD */
 #include <fcntl.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <sys/ioctl.h>
 #include <sys/soundcard.h>
 #include <unistd.h>
 #include <sys/wait.h>
 #include <unistd.h>
 #include <errno.h>
 
 //extern QtRec *qperec;
 
 Device::Device( QObject * parent, const char * dsp, const char * mixr, bool record )
         : QObject( parent)
 {
     dspstr = (char *)dsp;
     mixstr = (char *)mixr;
 
     devForm=-1;
     devCh=-1;
     devRate=-1;
 
     if( !record){ //playing
         qDebug( "setting up DSP for playing" );
         flags = O_WRONLY;
     } else { //recording
         qDebug( "setting up DSP for recording" );
         flags = O_RDWR;
 //        flags = O_RDONLY;
 
 //        selectMicInput();
 
     }
 }
 
 bool Device::openDsp() {
     if( openDevice( flags) == -1) {
         perror("<<<<<<<<<<<<<<ioctl(\"Open device\")");
         return false;
     }
     return true;
 }
 
 int Device::openDevice( int flags) {
 /*     pid_t pid;
      int status;
      int pipefd[2];
      char message[20];
      if (pipe(pipefd) == -1){
          perror ("Error creating pipe");
 exit(1);
      }
      switch (pid = fork()) {
        case -1:
            perror("The fork failed!");
            break;
        case 0: {
  */
 qDebug( "Opening %s",dspstr);
  if (( sd = ::open( dspstr, flags)) == -1) {
               perror("open(\"/dev/dsp\")");
               QString errorMsg="Could not open audio device\n /dev/dsp\n"
                   +(QString)strerror(errno);
               qDebug( "XXXXXXXXXXXXXXXXXXXXXXX  "+errorMsg );
               return -1;
           }
 
 qDebug( "Opening mixer" );
     int mixerHandle=0;
+#ifdef QT_QWS_DEVFS
+        if  (( mixerHandle = open("/dev/sound/mixer",O_RDWR))<0) {
+#else
         if  (( mixerHandle = open("/dev/mixer",O_RDWR))<0) {
+#endif
             perror("open(\"/dev/mixer\")");
               QString errorMsg="Could not open audio device\n /dev/dsp\n"
                   +(QString)strerror(errno);
               qDebug( "XXXXXXXXXXXXXXXXXXXXXX  "+errorMsg );
         }
 
         if(ioctl(sd,SNDCTL_DSP_RESET,0)<0){
             perror("ioctl RESET");
         }
 //           sprintf(message, "%d", sd);
 
 /*           QFile f1("/pid");
            f1.open(IO_WriteOnly );
            f1.writeBlock(message, strlen(message));
            f1.close();
  */
   /*               close(pipefd[0]);
                  write(pipefd[1], message, sizeof(message));
      close(pipefd[1]);
  //              qDebug( "" + soundDevice->sd );
            _exit(0);
        }
        default:
           // pid greater than zero is parent getting the child's pid
            printf("Child's pid is %d\n",pid);
            QString s;
                 close(pipefd[1]);
                 read(pipefd[0], message, sizeof(message));
     s = message;
                  close(pipefd[0]);
 
 //     while(wait(NULL)!=pid)
   //             ;
            printf("child %ld terminated normally, return status is zero\n", (long) pid);
              */
        //    filePara.sd=(long) pid;
    /*        QFile f2("/pid");
            f2.open(IO_ReadOnly);
            QTextStream t(&f2);
  //                for(int f=0; f < t.atEnd() ;f++) {
            s = t.readLine();
  //               }
            */
 //     bool ok;
 //           sd = s.toInt(&ok, 10);
 //           qDebug( "<<<<<<<<<<<<<>>>>>>>>>>>>"+s );
 
 //           f2.close();
 //     }
 ::close(mixerHandle );
 //         qDebug( "open device " + dspstr );
 //     qDebug( "success! " + sd );
     return sd;
 }
 
 
 int Device::getOutVolume( ) {
     unsigned int volume;
     int mixerHandle = open( mixstr, O_RDWR );
     if ( mixerHandle >= 0 ) {
         if(ioctl( mixerHandle, MIXER_READ(SOUND_MIXER_VOLUME), &volume )==-1)
             perror("<<<<<<<<<<<<<<ioctl(\"MIXER_READ\")");
         ::close( mixerHandle );
     } else
         perror("open(\"/dev/mixer\")");
     printf("<<<<<<<<<<<<<<<<<<<<output volume %d\n",volume);
 
     Config cfg("qpe");
     cfg.setGroup("Volume");
 
     return cfg.readNumEntry("VolumePercent");
 }
 
 int Device::getInVolume() {
     unsigned int volume=0;
     int mixerHandle = ::open( mixstr, O_RDWR );
     if ( mixerHandle >= 0 ) {
         if(ioctl( mixerHandle, MIXER_READ(SOUND_MIXER_MIC), &volume )==-1)
             perror("<<<<<<<<<<<<<<<ioctl(\"MIXER_READ\")");
         ::close( mixerHandle );
     } else
         perror("open(\"/dev/mixer\")");
     printf("<<<<<<<<<<<<<<input volume %d\n", volume );
     Config cfg("qpe");
     cfg.setGroup("Volume");
 
     return cfg.readNumEntry("Mic");
 }
 
 void Device::changedOutVolume(int vol) {
     int level = (vol << 8) + vol;
     int fd = 0;
+#ifdef QT_QWS_DEVFS
+    if ((fd = open("/dev/sound/mixer", O_RDWR))>=0) {
+#else
     if ((fd = open("/dev/mixer", O_RDWR))>=0) {
+#endif
         if(ioctl(fd, MIXER_WRITE(SOUND_MIXER_VOLUME), &level) == -1)
             perror("ioctl(\"MIXER_IN_WRITE\")");
 
         Config cfg("qpe");
         cfg.setGroup("Volume");
         cfg.writeEntry("VolumePercent", QString::number( vol ));
         QCopEnvelope( "QPE/System", "volumeChange(bool)" ) << false;
 	qDebug("changing output vol %d" ,vol );
     }
     ::close(fd);
 }
 
 void Device::changedInVolume(int vol ) {
     int level = (vol << 8) + vol;
     int fd = 0;
+#ifdef QT_QWS_DEVFS
+    if ((fd = open("/dev/sound/mixer", O_RDWR))>=0) {
+#else
     if ((fd = open("/dev/mixer", O_RDWR))>=0) {
+#endif
         if(ioctl(fd, MIXER_WRITE(SOUND_MIXER_MIC), &level) == -1)
             perror("ioctl(\"MIXER_IN_WRITE\")");
         Config cfg("qpe");
         cfg.setGroup("Volume");
         cfg.writeEntry("Mic", QString::number(vol ));
         QCopEnvelope( "QPE/System", "micChange(bool)" ) << false;
 	qDebug("changing input volume %d",vol);
     }
     ::close(fd);
 }
 
 bool Device::selectMicInput() {
 
   int md=0;
   int info=MIXER_WRITE(SOUND_MIXER_MIC);
+#ifdef QT_QWS_DEVFS
+  md = ::open(  "/dev/sound/mixer", O_RDWR );
+#else
   md = ::open(  "/dev/mixer", O_RDWR );
+#endif
   if ( md == -1)
   perror("open(\"/dev/mixer\")");
   else {
   if( ioctl( md, SOUND_MIXER_WRITE_RECSRC, &info) == -1)
   perror("ioctl(\"SOUND_MIXER_WRITE_RECSRC\")");
   ::close(md);
   return false;
   }
   ::close(md);
 
     return true;
 }
 
 bool Device::closeDevice( bool) {
 //      if(b) {//close now
 //          if (ioctl( sd, SNDCTL_DSP_RESET, 0) == -1) {
 //              perror("ioctl(\"SNDCTL_DSP_RESET\")");
 //          }
 //      } else { //let play
 //          if (ioctl( sd, SNDCTL_DSP_SYNC, 0) == -1) {
 //              perror("ioctl(\"SNDCTL_DSP_SYNC\")");
 //          }
 //      }
 
     ::close( sd); //close sound device
 //    sdfd=0;
  //   sd=0;
 //    qDebug( "closed dsp" );
     return true;
 }
 
 bool Device::setDeviceFormat( int form) {
     qDebug( "set device res %d: %d ",form, sd );
     if (ioctl( sd, SNDCTL_DSP_SETFMT,  &form)==-1) { //set format
         perror("ioctl(\"SNDCTL_DSP_SETFMT\")");
         return false;
     }
     devRes=form;
     return true;
 }
 
 bool Device::setDeviceChannels( int ch) {
     qDebug( "set channels %d: %d",ch ,sd);
     if (ioctl( sd, SNDCTL_DSP_CHANNELS, &ch)==-1) {
         perror("ioctl(\"SNDCTL_DSP_CHANNELS\")");
         return false;
     }
     devCh=ch;
     return true;
 }
 
 bool Device::setDeviceRate( int rate) {
     qDebug( "set rate %d: %d",rate,sd);
     if (ioctl( sd, SNDCTL_DSP_SPEED, &rate) == -1) {
         perror("ioctl(\"SNDCTL_DSP_SPEED\")");
         return false;
     }
 
     devRate=rate;
 
     return true;
 }
 
 int Device::getRes() {
     return devRes;
 }
 
 int Device::getFormat() {
     return devForm;
 }
 
 int Device::getRate() {
     return devRate;
 }
 
 int Device::getChannels() {
     return devCh;
 }
 
 int Device::getDeviceFormat() {
     return 0;
 }
 
 
 int Device::getDeviceRate() {
     int dRate=0;
     if (ioctl( sd, SOUND_PCM_READ_RATE, &dRate) == -1) {
         perror("ioctl(\"SNDCTL_PCM_READ_RATE\")");
     }
     return dRate;
 
 }
 
 int Device::getDeviceBits() {
     int dBits=0;
 #ifndef QT_QWS_EBX // zaurus doesnt have this
diff --git a/noncore/multimedia/opierec/qtrec.cpp b/noncore/multimedia/opierec/qtrec.cpp
index 1141faa..c237726 100644
--- a/noncore/multimedia/opierec/qtrec.cpp
+++ b/noncore/multimedia/opierec/qtrec.cpp
@@ -1,181 +1,188 @@
 /****************************************************************************
 	 // qtrec.cpp
  Created: Thu Jan 17 11:19:58 2002
  copyright 2002 by L.J. Potter <ljp@llornkcor.com>
 ****************************************************************************/
 #define DEV_VERSION
 
 #include "pixmaps.h"
 #include "qtrec.h"
 #include "waveform.h"
 extern "C" {
 #include "adpcm.h"
 }
 
 /* OPIE */
 #include <opie2/odebug.h>
 #include <qpe/config.h>
 #include <qpe/qcopenvelope_qws.h>
 #include <qpe/qpeapplication.h>
 #include <qpe/resource.h>
 #include <qpe/storage.h>
 using namespace Opie::Core;
 
 /* QT */
 #include <qcheckbox.h>
 #include <qcombobox.h>
 #include <qdir.h>
 #include <qgroupbox.h>
 #include <qlabel.h>
 #include <qlayout.h>
 #include <qlistview.h>
 #include <qmessagebox.h>
 #include <qpopupmenu.h>
 #include <qpushbutton.h>
 #include <qslider.h>
 #include <qtabwidget.h>
 #include <qtimer.h>
 
 /* STD */
 #include <errno.h>
 #include <fcntl.h>
 #include <math.h>
 #include <mntent.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <sys/ioctl.h>
 #include <sys/soundcard.h>
 #include <sys/stat.h>
 #include <sys/time.h>
 #include <sys/types.h>
 #include <sys/vfs.h>
 #include <unistd.h>
 #include <sys/wait.h>
 #include <sys/signal.h>
 #include <pthread.h>
 
 #ifdef PDAUDIO //ALSA
 #include <alsa/asoundlib.h>
 static int deviceSampleRates[8] = { 32000, 44100, 48000, 88200, 96000, 176400, 192000, -1 };
 static int deviceBitRates[] = { 8, 16, 24, 32, -1 };
 #else //OSS
 static int deviceSampleRates[6] = { 11025, 16000, 22050, 32000, 44100, -1 };
 static int deviceBitRates[] = { 8, 16, -1 };
 #endif
 
 #if defined(QT_QWS_SL5XXX)
 ///#if defined(QT_QWS_EBX)
 
 #define DSPSTROUT "/dev/dsp"
 #define DSPSTRMIXEROUT "/dev/mixer"
 
 #ifdef SHARP
 #define DSPSTRIN "/dev/dsp1"
 #define DSPSTRMIXERIN "/dev/mixer1"
 #else
 #define DSPSTRIN "/dev/dsp"
 #define DSPSTRMIXERIN "/dev/mixer"
 #endif
 
 #else
 
+#ifdef QT_QWS_DEVFS
+#define DSPSTROUT "/dev/sound/dsp"
+#define DSPSTRIN "/dev/sound/dsp"
+#define DSPSTRMIXERIN "/dev/sound/mixer"
+#define DSPSTRMIXEROUT "/dev/sound/mixer"
+#else
 #define DSPSTROUT "/dev/dsp"
 #define DSPSTRIN "/dev/dsp"
 #define DSPSTRMIXERIN "/dev/mixer"
 #define DSPSTRMIXEROUT "/dev/mixer"
+#endif
 
 #endif
 
 //#define ZAURUS 0
 struct adpcm_state encoder_state;
 struct adpcm_state decoder_state;
 
 typedef struct {
 		int sampleRate;
 			/*      int fragSize; */
 			/*      int blockSize; */
 		int resolution; //bitrate
 		int channels; //number of channels
 		int fd; //file descriptor
 		int sd; //sound device descriptor
 		int numberSamples; //total number of samples
 		int SecondsToRecord; // number of seconds that should be recorded
 		float numberOfRecordedSeconds; //total number of samples recorded
 		int samplesToRecord; //number of samples to be recorded
 		int inVol; //input volume
 		int outVol; //output volume
 		int format; //wavfile format PCM.. ADPCM
 		const  char *fileName; //name of fiel to be played/recorded
 } fileParameters;
 
 fileParameters filePara;
 
 bool monitoring, recording, playing;
 bool stopped;
 QLabel *timeLabel;
 QSlider *timeSlider;
 int sd;
 
 Waveform* waveform;
 Device *soundDevice;
 
 
 #ifdef THREADED
 void quickRec()
 #else
 		void QtRec::quickRec()
 #endif
 {
 
 		odebug << ( filePara.numberSamples/filePara.sampleRate * filePara.channels ) << oendl;
 		odebug << "samples " << filePara.numberSamples << ", rate " << filePara.sampleRate
 					 << ", channels " << filePara.channels << oendl;
 
 		int total = 0;  // Total number of bytes read in so far.
 		int bytesWritten, number;
 
 		bytesWritten = 0;
 		number = 0;
 		QString num;
 		int level = 0;
 		int threshold = 0;
    int bits = filePara.resolution;
    odebug << "bits " << bits << "" << oendl;
 
 		if( filePara.resolution == 16 ) { //AFMT_S16_LE)
        odebug << "AFMT_S16_LE size " << filePara.SecondsToRecord << "" << oendl;
        odebug << "samples to record " << filePara.samplesToRecord << "" << oendl;
        odebug << "" << filePara.sd << "" << oendl;
 				level = 7;
 				threshold = 0;
 
 				if( filePara.format == WAVE_FORMAT_DVI_ADPCM) {
           odebug << "start recording WAVE_FORMAT_DVI_ADPCM" << oendl;
 // <<<<<<<<<<<<<<<<<<<<<<<<<<<  WAVE_FORMAT_DVI_ADPCM  >>>>>>>>>>>>>>>>>>>>>>
 						char abuf[ BUFSIZE/2 ];
 						short sbuf[ BUFSIZE ];
 						short sbuf2[ BUFSIZE ];
 						memset( abuf, 0, BUFSIZE/2);
 						memset( sbuf, 0, BUFSIZE);
 						memset( sbuf2, 0, BUFSIZE);
 
 						for(;;) {
 								if ( stopped) {
 										odebug << "quickRec:: stopped" << oendl;
 										break;
 								}
 
 //             number=::read( filePara.sd, sbuf, BUFSIZE);
 								number =  soundDevice->devRead( filePara.sd, sbuf, BUFSIZE);
 
 								if(number <= 0) {
 										perror("recording error ");
 										odebug << "" << filePara.fileName << " " << number << "" << oendl;
 										stopped = true;
 										return;
 								}
 									//if(stereo == 2) {
 //        adpcm_coder( sbuf2, abuf, number/2, &encoder_state);
 								adpcm_coder( sbuf, abuf, number/2, &encoder_state);
 
 								bytesWritten = ::write( filePara.fd , (short *)abuf, number/4);