summaryrefslogtreecommitdiff
path: root/core/multimedia/opieplayer/wavplugin
Side-by-side diff
Diffstat (limited to 'core/multimedia/opieplayer/wavplugin') (more/less context) (ignore whitespace changes)
-rw-r--r--core/multimedia/opieplayer/wavplugin/Makefile.in4
-rw-r--r--core/multimedia/opieplayer/wavplugin/wavplugin.cpp261
-rw-r--r--core/multimedia/opieplayer/wavplugin/wavplugin.h24
3 files changed, 154 insertions, 135 deletions
diff --git a/core/multimedia/opieplayer/wavplugin/Makefile.in b/core/multimedia/opieplayer/wavplugin/Makefile.in
index bcbe7f2..a46b925 100644
--- a/core/multimedia/opieplayer/wavplugin/Makefile.in
+++ b/core/multimedia/opieplayer/wavplugin/Makefile.in
@@ -91,19 +91,21 @@ listaddonentmodules:
REQUIRES=
####### Sub-libraries
###### Combined headers
####### Compile
wavplugin.o: wavplugin.cpp \
- wavplugin.h
+ wavplugin.h \
+ ../mediaplayerplugininterface.h
wavpluginimpl.o: wavpluginimpl.cpp \
wavplugin.h \
+ ../mediaplayerplugininterface.h \
wavpluginimpl.h
diff --git a/core/multimedia/opieplayer/wavplugin/wavplugin.cpp b/core/multimedia/opieplayer/wavplugin/wavplugin.cpp
index a6bd974..7f63b3b 100644
--- a/core/multimedia/opieplayer/wavplugin/wavplugin.cpp
+++ b/core/multimedia/opieplayer/wavplugin/wavplugin.cpp
@@ -8,300 +8,302 @@
** 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 changes Fri 02-15-2002
+
#include <stdio.h>
#include <stdarg.h>
#include <stdlib.h>
#include <errno.h>
#include <unistd.h>
#include <qfile.h>
#include "wavplugin.h"
-//#define debugMsg(a) qDebug(a)
+//#define debugMsg(a) qDebug(a)
#define debugMsg(a)
struct RiffChunk {
char id[4];
Q_UINT32 size;
char data[4];
};
struct ChunkData {
Q_INT16 formatTag;
Q_INT16 channels;
Q_INT32 samplesPerSec;
Q_INT32 avgBytesPerSec;
Q_INT16 blockAlign;
Q_INT16 wBitsPerSample;
};
-const int sound_buffer_size = 4096;
+const int sound_buffer_size = 512; // 4096; // you got to be kidding right?
class WavPluginData {
public:
QFile *input;
int wavedata_remaining;
ChunkData chunkdata;
RiffChunk chunk;
uchar data[sound_buffer_size+32]; // +32 to handle badly aligned input data
int out,max;
int samples_due;
int samples;
WavPluginData() {
- max = out = sound_buffer_size;
- wavedata_remaining = 0;
- samples_due = 0;
- samples = -1;
+ max = out = sound_buffer_size;
+ wavedata_remaining = 0;
+ samples_due = 0;
+ samples = -1;
}
// expands out samples to the frequency of 44kHz
bool add( short *output, long count, long& done, bool stereo )
{
- done = 0;
+ done = 0;
+ qApp->processEvents();
- if ( input == 0 ) {
- qDebug("no input");
- return FALSE;
- }
+ if ( input == 0 ) {
+ qDebug("no input");
+ return FALSE;
+ }
while ( count ) {
int l,r;
if ( getSample(l, r) == FALSE ) {
- qDebug("didn't get sample");
- return FALSE;
- }
- samples_due += 44100;
- while ( count && (samples_due > chunkdata.samplesPerSec) ) {
- *output++ = l;
- if ( stereo )
- *output++ = r;
+ qDebug("didn't get sample");
+ return FALSE;
+ }
+ samples_due += chunkdata.samplesPerSec;
+ while ( count && (samples_due > chunkdata.samplesPerSec) ) {
+ *output++ = l;
+ if ( stereo )
+ *output++ = r;
samples_due -= chunkdata.samplesPerSec;
count--;
- done++;
+ done++;
}
}
-
return TRUE;
}
bool initialise() {
- if ( input == 0 )
- return FALSE;
-
- wavedata_remaining = -1;
-
- while ( wavedata_remaining == -1 ) {
- // Keep reading chunks...
- const int n = sizeof(chunk) - sizeof(chunk.data);
- int t = input->readBlock( (char*)&chunk, n );
- if ( t != n ) {
- if ( t == -1 )
- return FALSE;
- return TRUE;
- }
- if ( qstrncmp(chunk.id,"data",4) == 0 ) {
- samples = wavedata_remaining = chunk.size;
- } else if ( qstrncmp(chunk.id,"RIFF",4) == 0 ) {
- char d[4];
- if ( input->readBlock(d,4) != 4 ) {
- return FALSE;
- }
- if ( qstrncmp(d,"WAVE",4) != 0 ) {
- // skip
- if ( chunk.size > 1000000000 || !input->at(input->at()+chunk.size-4) ) {
- return FALSE;
- }
- }
- } else if ( qstrncmp(chunk.id,"fmt ",4) == 0 ) {
- if ( input->readBlock((char*)&chunkdata,sizeof(chunkdata)) != sizeof(chunkdata) ) {
- return FALSE;
- }
+ if ( input == 0 )
+ return FALSE;
+
+ wavedata_remaining = -1;
+
+ while ( wavedata_remaining == -1 ) {
+ // Keep reading chunks...
+ const int n = sizeof(chunk) - sizeof(chunk.data);
+ int t = input->readBlock( (char*)&chunk, n );
+ if ( t != n ) {
+ if ( t == -1 )
+ return FALSE;
+ return TRUE;
+ }
+ if ( qstrncmp(chunk.id,"data",4) == 0 ) {
+ samples = wavedata_remaining = chunk.size;
+ } else if ( qstrncmp(chunk.id,"RIFF",4) == 0 ) {
+ char d[4];
+ if ( input->readBlock(d,4) != 4 ) {
+ return FALSE;
+ }
+ if ( qstrncmp(d,"WAVE",4) != 0 ) {
+ // skip
+ if ( chunk.size > 1000000000 || !input->at(input->at()+chunk.size-4) ) {
+ return FALSE;
+ }
+ }
+ } else if ( qstrncmp(chunk.id,"fmt ",4) == 0 ) {
+ if ( input->readBlock((char*)&chunkdata,sizeof(chunkdata)) != sizeof(chunkdata) ) {
+ return FALSE;
+ }
#define WAVE_FORMAT_PCM 1
- if ( chunkdata.formatTag != WAVE_FORMAT_PCM ) {
- qDebug("WAV file: UNSUPPORTED FORMAT %d",chunkdata.formatTag);
- return FALSE;
- }
- } else {
- // ignored chunk
- if ( chunk.size > 1000000000 || !input->at(input->at()+chunk.size) ) {
- return FALSE;
- }
- }
- } // while
-
- return TRUE;
+ if ( chunkdata.formatTag != WAVE_FORMAT_PCM ) {
+ qDebug("WAV file: UNSUPPORTED FORMAT %d",chunkdata.formatTag);
+ return FALSE;
+ }
+ } else {
+ // ignored chunk
+ if ( chunk.size > 1000000000 || !input->at(input->at()+chunk.size) ) {
+ return FALSE;
+ }
+ }
+ } // while
+ qDebug("bits %d", chunkdata.wBitsPerSample);
+ return TRUE;
}
// gets a sample from the file
bool getSample(int& l, int& r)
{
- l = r = 0;
-
- if ( input == 0 )
- return FALSE;
-
- if ( (wavedata_remaining < 0) || !max )
- return FALSE;
-
- if ( out >= max ) {
- max = input->readBlock( (char*)data, (uint)QMIN(sound_buffer_size,wavedata_remaining) );
-
- wavedata_remaining -= max;
-
- out = 0;
- if ( max <= 0 ) {
- max = 0;
- return TRUE;
- }
- }
- if ( chunkdata.wBitsPerSample == 8 ) {
- l = (data[out++] - 128) * 128;
- } else {
- l = ((short*)data)[out/2];
- out += 2;
- }
- if ( chunkdata.channels == 1 ) {
- r = l;
- } else {
- if ( chunkdata.wBitsPerSample == 8 ) {
- r = (data[out++] - 128) * 128;
- } else {
- r = ((short*)data)[out/2];
- out += 2;
- }
- }
- return TRUE;
+ l = r = 0;
+
+ if ( input == 0 )
+ return FALSE;
+
+ if ( (wavedata_remaining < 0) || !max )
+ return FALSE;
+
+ if ( out >= max ) {
+ max = input->readBlock( (char*)data, (uint)QMIN(sound_buffer_size,wavedata_remaining) );
+
+ wavedata_remaining -= max;
+
+ out = 0;
+ if ( max <= 0 ) {
+ max = 0;
+ return TRUE;
+ }
+ }
+ if ( chunkdata.wBitsPerSample == 8 ) {
+ l = (data[out++] - 128) * 128;
+ } else {
+ l = ((short*)data)[out/2];
+ out += 2;
+ }
+ if ( chunkdata.channels == 1 ) {
+ r = l;
+ } else {
+ if ( chunkdata.wBitsPerSample == 8 ) {
+ r = (data[out++] - 128) * 128;
+ } else {
+ r = ((short*)data)[out/2];
+ out += 2;
+ }
+ }
+ return TRUE;
} // getSample
};
WavPlugin::WavPlugin() {
d = new WavPluginData;
d->input = 0;
}
WavPlugin::~WavPlugin() {
close();
delete d;
}
bool WavPlugin::isFileSupported( const QString& path ) {
- debugMsg( "WavPlugin::isFileSupported" );
+// qDebug( "WavPlugin::isFileSupported" );
char *ext = strrchr( path.latin1(), '.' );
// Test file extension
if ( ext ) {
- if ( strncasecmp(ext, ".raw", 4) == 0 )
- return TRUE;
- if ( strncasecmp(ext, ".wav", 4) == 0 )
- return TRUE;
- if ( strncasecmp(ext, ".wave", 4) == 0 )
- return TRUE;
+ if ( strncasecmp(ext, ".raw", 4) == 0 )
+ return TRUE;
+ if ( strncasecmp(ext, ".wav", 4) == 0 )
+ return TRUE;
+ if ( strncasecmp(ext, ".wave", 4) == 0 )
+ return TRUE;
}
return FALSE;
}
bool WavPlugin::open( const QString& path ) {
- debugMsg( "WavPlugin::open" );
+// qDebug( "WavPlugin::open" );
d->max = d->out = sound_buffer_size;
d->wavedata_remaining = 0;
d->samples_due = 0;
d->input = new QFile( path );
if ( d->input->open(IO_ReadOnly) == FALSE ) {
- qDebug("couldn't open file");
- delete d->input;
- d->input = 0;
- return FALSE;
+ qDebug("couldn't open file");
+ delete d->input;
+ d->input = 0;
+ return FALSE;
}
d->initialise();
return TRUE;
}
bool WavPlugin::close() {
- debugMsg( "WavPlugin::close" );
+// qDebug( "WavPlugin::close" );
d->input->close();
delete d->input;
d->input = 0;
return TRUE;
}
bool WavPlugin::isOpen() {
- debugMsg( "WavPlugin::isOpen" );
+// qDebug( "WavPlugin::isOpen" );
return ( d->input != 0 );
}
int WavPlugin::audioStreams() {
- debugMsg( "WavPlugin::audioStreams" );
+// qDebug( "WavPlugin::audioStreams" );
return 1;
}
int WavPlugin::audioChannels( int ) {
- debugMsg( "WavPlugin::audioChannels" );
- return 2; // ### Always scale audio to stereo samples
+// qDebug( "WavPlugin::audioChannels" );
+ return d->chunkdata.channels;// 2; // ### Always scale audio to stereo samples
}
int WavPlugin::audioFrequency( int ) {
- debugMsg( "WavPlugin::audioFrequency" );
- return 44100; // ### Always scale to frequency of 44100
+// qDebug( "WavPlugin::audioFrequency %d", d->chunkdata.samplesPerSec );
+ return d->chunkdata.samplesPerSec; //44100; // ### Always scale to frequency of 44100
}
int WavPlugin::audioSamples( int ) {
- debugMsg( "WavPlugin::audioSamples" );
- return d->samples * 2 / d->chunkdata.channels; // ### Scaled samples will be made stereo,
- // Therefore if source is mono we will double the number of samples
+// qDebug( "WavPlugin::audioSamples" );
+ return d->samples / d->chunkdata.channels/2; // ### Scaled samples will be made stereo,
+ // Therefore if source is mono we will double the number of samples
}
bool WavPlugin::audioSetSample( long, int ) {
- debugMsg( "WavPlugin::audioSetSample" );
+// qDebug( "WavPlugin::audioSetSample" );
return FALSE;
}
long WavPlugin::audioGetSample( int ) {
- debugMsg( "WavPlugin::audioGetSample" );
+// qDebug( "WavPlugin::audioGetSample" );
return 0;
}
/*
bool WavPlugin::audioReadSamples( short *, int, long, int ) {
debugMsg( "WavPlugin::audioReadSamples" );
return FALSE;
}
bool WavPlugin::audioReReadSamples( short *, int, long, int ) {
debugMsg( "WavPlugin::audioReReadSamples" );
@@ -313,22 +315,27 @@ bool WavPlugin::audioReadMonoSamples( short *output, long samples, long& samples
debugMsg( "WavPlugin::audioReadMonoSamples" );
return !d->add( output, samples, samplesMade, FALSE );
}
bool WavPlugin::audioReadStereoSamples( short *output, long samples, long& samplesMade, int ) {
debugMsg( "WavPlugin::audioReadStereoSamples" );
return !d->add( output, samples, samplesMade, TRUE );
}
*/
bool WavPlugin::audioReadSamples( short *output, int channels, long samples, long& samplesMade, int ) {
- debugMsg( "WavPlugin::audioReadSamples" );
+// qDebug( "WavPlugin::audioReadSamples" );
return d->add( output, samples, samplesMade, channels != 1 );
}
double WavPlugin::getTime() {
- debugMsg( "WavPlugin::getTime" );
+// qDebug( "WavPlugin::getTime" );
return 0.0;
}
+int WavPlugin::audioBitsPerSample( int ) {
+// qDebug( "WavPlugin::audioFormat %d", d->chunkdata.wBitsPerSample );
+ return d->chunkdata.wBitsPerSample; //
+}
+
diff --git a/core/multimedia/opieplayer/wavplugin/wavplugin.h b/core/multimedia/opieplayer/wavplugin/wavplugin.h
index 64635ca..6afd67e 100644
--- a/core/multimedia/opieplayer/wavplugin/wavplugin.h
+++ b/core/multimedia/opieplayer/wavplugin/wavplugin.h
@@ -8,65 +8,73 @@
** 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 changes Fri 02-15-2002
+
#ifndef WAV_PLUGIN_H
#define WAV_PLUGIN_H
#include <qstring.h>
#include <qapplication.h>
-#include "mediaplayerplugininterface.h"
+#include "../mediaplayerplugininterface.h"
+
+
+// #define OLD_MEDIAPLAYER_API
class WavPluginData;
class WavPlugin : public MediaPlayerDecoder {
public:
WavPlugin();
~WavPlugin();
const char *pluginName() { return "WavPlugin"; }
const char *pluginComment() { return "This is a simple plugin for playing wav files"; }
double pluginVersion() { return 1.0; }
bool isFileSupported( const QString& );
bool open( const QString& );
bool close();
bool isOpen();
- //const QString &fileInfo() { return strInfo = qApp->translate( "MediaPlayer", "No Information Available", "media plugin text" ); }
- const QString &fileInfo() { return strInfo = QString(""); }
+ const QString &fileInfo() { return strInfo = ""; }
// If decoder doesn't support audio then return 0 here
int audioStreams();
int audioChannels( int stream );
int audioFrequency( int stream );
+ int audioBitsPerSample( int stream );
int audioSamples( int stream );
bool audioSetSample( long sample, int stream );
long audioGetSample( int stream );
- //bool audioReadMonoSamples( short *output, long samples, long& samplesRead, int stream );
- //bool audioReadStereoSamples( short *output, long samples, long& samplesRead, int stream );
+#ifdef OLD_MEDIAPLAYER_API
+ bool audioReadMonoSamples( short *output, long samples, long& samplesRead, int stream );
+ bool audioReadStereoSamples( short *output, long samples, long& samplesRead, int stream );
+ bool audioReadSamples( short *output, int channel, long samples, int stream );
+ bool audioReReadSamples( short *output, int channel, long samples, int stream );
+#else
bool audioReadSamples( short *output, int channels, long samples, long& samplesRead, int stream );
- //bool audioReadSamples( short *output, int channel, long samples, int stream );
- //bool audioReReadSamples( short *output, int channel, long samples, int stream );
+#endif
// If decoder doesn't support video then return 0 here
int videoStreams() { return 0; }
int videoWidth( int ) { return 0; }
int videoHeight( int ) { return 0; }
double videoFrameRate( int ) { return 0.0; }
int videoFrames( int ) { return 0; }
bool videoSetFrame( long, int ) { return FALSE; }
long videoGetFrame( int ) { return 0; }
bool videoReadFrame( unsigned char **, int, int, int, int, ColorFormat, int ) { return FALSE; }
bool videoReadScaledFrame( unsigned char **, int, int, int, int, int, int, ColorFormat, int ) { return FALSE; }
bool videoReadYUVFrame( char *, char *, char *, int, int, int, int, int ) { return FALSE; }
@@ -78,20 +86,22 @@ public:
bool setSMP( int ) { return FALSE; }
bool setMMX( bool ) { return FALSE; }
// Capabilities
bool supportsAudio() { return TRUE; }
bool supportsVideo() { return FALSE; }
bool supportsYUV() { return FALSE; }
bool supportsMMX() { return TRUE; }
bool supportsSMP() { return FALSE; }
bool supportsStereo() { return TRUE; }
bool supportsScaling() { return FALSE; }
+ long getPlayTime() { return -1; }
+
private:
WavPluginData *d;
QString strInfo;
};
#endif