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-rw-r--r--noncore/multimedia/opierec/wavFile.cpp34
1 files changed, 16 insertions, 18 deletions
diff --git a/noncore/multimedia/opierec/wavFile.cpp b/noncore/multimedia/opierec/wavFile.cpp
index fc0130c..360b884 100644
--- a/noncore/multimedia/opierec/wavFile.cpp
+++ b/noncore/multimedia/opierec/wavFile.cpp
@@ -1,316 +1,314 @@
//wavFile.cpp
#include "wavFile.h"
#include "qtrec.h"
/* OPIE */
#include <opie2/odebug.h>
#include <qpe/config.h>
using namespace Opie::Core;
/* QT */
#include <qmessagebox.h>
#include <qdir.h>
/* STD */
#include <errno.h>
#include <sys/time.h>
#include <sys/types.h>
#include <sys/vfs.h>
#include <fcntl.h>
#include <math.h>
#include <mntent.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
WavFile::WavFile( QObject * parent,const QString &fileName, bool makeNwFile, int sampleRate,
int channels, int resolution, int format )
: QObject( parent)
{
//odebug << "new wave file" << oendl;
bool b = makeNwFile;
wavSampleRate=sampleRate;
wavFormat=format;
wavChannels=channels;
wavResolution=resolution;
useTmpFile=false;
if( b) {
newFile();
} else {
openFile(fileName);
}
}
bool WavFile::newFile() {
// odebug << "Set up new file" << oendl;
Config cfg("OpieRec");
cfg.setGroup("Settings");
currentFileName=cfg.readEntry("directory",QDir::homeDirPath());
QString date;
QDateTime dt = QDateTime::currentDateTime();
date = dt.toString();//TimeString::dateString( QDateTime::currentDateTime(),false,true);
date.replace(QRegExp("'"),"");
date.replace(QRegExp(" "),"_");
date.replace(QRegExp(":"),".");
date.replace(QRegExp(","),"");
QString currentFile=date;
if(currentFileName.right(1).find("/",0,true) == -1)
currentFileName += "/" + date;
else
currentFileName += date;
currentFileName+=".wav";
// odebug << "set up file for recording: "+currentFileName << oendl;
char pointer[] = "/tmp/opierec-XXXXXX";
int fd = 0;
if( currentFileName.find("/mnt",0,true) == -1
&& currentFileName.find("/tmp",0,true) == -1 ) {
// if destination file is most likely in flash (assuming jffs2)
// we have to write to a different filesystem first
useTmpFile = true;
if(( fd = mkstemp( pointer)) < 0 ) {
perror("mkstemp failed");
return false;
}
// odebug << "Opening tmp file " << pointer << "" << oendl;
track.setName( pointer);
} else { //just use regular file.. no moving
useTmpFile = false;
track.setName( currentFileName);
}
if(!track.open( IO_ReadWrite | IO_Truncate)) {
QString errorMsg=(QString)strerror(errno);
odebug << errorMsg << oendl;
QMessageBox::message("Note", "Error opening file.\n" +errorMsg);
return false;
} else {
setWavHeader( track.handle() , &hdr);
}
return true;
}
WavFile::~WavFile() {
closeFile();
}
void WavFile::closeFile() {
if(track.isOpen())
track.close();
}
int WavFile::openFile(const QString &currentFileName) {
// odebug << "open play file "+currentFileName << oendl;
closeFile();
track.setName(currentFileName);
if(!track.open(IO_ReadOnly)) {
QString errorMsg=(QString)strerror(errno);
odebug << "<<<<<<<<<<< "+errorMsg+currentFileName << oendl;
QMessageBox::message("Note", "Error opening file.\n" +errorMsg);
return -1;
} else {
parseWavHeader( track.handle());
}
return track.handle();
}
bool WavFile::setWavHeader(int fd, wavhdr *hdr) {
strncpy((*hdr).riffID, "RIFF", 4); // RIFF
strncpy((*hdr).wavID, "WAVE", 4); //WAVE
strncpy((*hdr).fmtID, "fmt ", 4); // fmt
(*hdr).fmtLen = 16; // format length = 16
if( wavFormat == WAVE_FORMAT_PCM) {
(*hdr).fmtTag = 1; // PCM
// odebug << "set header WAVE_FORMAT_PCM" << oendl;
}
else {
(*hdr).fmtTag = WAVE_FORMAT_DVI_ADPCM; //intel ADPCM
// odebug << "set header WAVE_FORMAT_DVI_ADPCM" << oendl;
}
// (*hdr).nChannels = 1;//filePara.channels;// ? 2 : 1*/; // channels
(*hdr).nChannels = wavChannels;// ? 2 : 1*/; // channels
(*hdr).sampleRate = wavSampleRate; //samples per second
(*hdr).avgBytesPerSec = (wavSampleRate)*( wavChannels*(wavResolution/8)); // bytes per second
(*hdr).nBlockAlign = wavChannels*( wavResolution/8); //block align
(*hdr).bitsPerSample = wavResolution; //bits per sample 8, or 16
strncpy((*hdr).dataID, "data", 4);
write( fd,hdr, sizeof(*hdr));
- odebug << "writing header: bitrate " << wavResolution
- << ", samplerate " << wavSampleRate
- << ", channels " << wavChannels << oendl;
+ odebug << "writing header: bitrate " << wavResolution << ", samplerate " << wavSampleRate << ", channels " << wavChannels << oendl;
return true;
}
bool WavFile::adjustHeaders(int fd, int total) {
lseek(fd, 4, SEEK_SET);
int i = total + 36;
write( fd, &i, sizeof(i));
lseek( fd, 40, SEEK_SET);
write( fd, &total, sizeof(total));
odebug << "adjusting header " << total << "" << oendl;
return true;
}
int WavFile::parseWavHeader(int fd) {
odebug << "Parsing wav header" << oendl;
char string[4];
int found;
short fmt;
unsigned short ch, bitrate;
unsigned long samplerrate, longdata;
if (read(fd, string, 4) < 4) {
- odebug << " Could not read from sound file.\n" << oendl;
+ odebug << " Could not read from sound file." << oendl;
return -1;
}
if (strncmp(string, "RIFF", 4)) {
- odebug << " not a valid WAV file.\n" << oendl;
+ odebug << " not a valid WAV file." << oendl;
return -1;
}
lseek(fd, 4, SEEK_CUR);
if (read(fd, string, 4) < 4) {
- odebug << "Could not read from sound file.\n" << oendl;
+ odebug << "Could not read from sound file." << oendl;
return -1;
}
if (strncmp(string, "WAVE", 4)) {
- odebug << "not a valid WAV file.\n" << oendl;
+ odebug << "not a valid WAV file." << oendl;
return -1;
}
found = 0;
while (!found) {
if (read(fd, string, 4) < 4) {
- odebug << "Could not read from sound file.\n" << oendl;
+ odebug << "Could not read from sound file." << oendl;
return -1;
}
if (strncmp(string, "fmt ", 4)) {
if (read(fd, &longdata, 4) < 4) {
- odebug << "Could not read from sound file.\n" << oendl;
+ odebug << "Could not read from sound file." << oendl;
return -1;
}
lseek(fd, longdata, SEEK_CUR);
} else {
lseek(fd, 4, SEEK_CUR);
if (read(fd, &fmt, 2) < 2) {
- odebug << "Could not read format chunk.\n" << oendl;
+ odebug << "Could not read format chunk." << oendl;
return -1;
}
if (fmt != WAVE_FORMAT_PCM && fmt != WAVE_FORMAT_DVI_ADPCM) {
- odebug << "Wave file contains unknown format. Unable to continue.\n" << oendl;
+ odebug << "Wave file contains unknown format. Unable to continue." << oendl;
return -1;
}
wavFormat = fmt;
// compressionFormat=fmt;
odebug << "compressionFormat is " << fmt << "" << oendl;
if (read(fd, &ch, 2) < 2) {
- odebug << "Could not read format chunk.\n" << oendl;
+ odebug << "Could not read format chunk." << oendl;
return -1;
} else {
wavChannels = ch;
odebug << "File has " << ch << " channels" << oendl;
}
if (read(fd, &samplerrate, 4) < 4) {
- odebug << "Could not read from format chunk.\n" << oendl;
+ odebug << "Could not read from format chunk." << oendl;
return -1;
} else {
wavSampleRate = samplerrate;
// sampleRate = samplerrate;
odebug << "File has samplerate of " << (int) samplerrate << "" << oendl;
}
lseek(fd, 6, SEEK_CUR);
if (read(fd, &bitrate, 2) < 2) {
- odebug << "Could not read format chunk.\n" << oendl;
+ odebug << "Could not read format chunk." << oendl;
return -1;
} else {
wavResolution=bitrate;
// resolution = bitrate;
odebug << "File has bitrate of " << bitrate << "" << oendl;
}
found++;
}
}
found = 0;
while (!found) {
if (read(fd, string, 4) < 4) {
- odebug << "Could not read from sound file.\n" << oendl;
+ odebug << "Could not read from sound file." << oendl;
return -1;
}
if (strncmp(string, "data", 4)) {
if (read(fd, &longdata, 4)<4) {
- odebug << "Could not read from sound file.\n" << oendl;
+ odebug << "Could not read from sound file." << oendl;
return -1;
}
lseek(fd, longdata, SEEK_CUR);
} else {
if (read(fd, &longdata, 4) < 4) {
- odebug << "Could not read from sound file.\n" << oendl;
+ odebug << "Could not read from sound file." << oendl;
return -1;
} else {
wavNumberSamples = longdata;
- odebug << "file hase length of " << (int)longdata << "\n"
+ odebug << "file hase length of " << (int)longdata << ""
<< "lasting "
<< (int)(( longdata / wavSampleRate) / wavChannels) / ( wavChannels*( wavResolution/8))
<< " seconds" << oendl;
// wavSeconds = (( longdata / wavSampleRate) / wavChannels) / ( wavChannels*( wavResolution/8));
return longdata;
}
}
}
lseek(fd, 0, SEEK_SET);
return 0;
}
QString WavFile::trackName() {
return track.name();
}
int WavFile::wavHandle(){
return track.handle();
}
int WavFile::getFormat() {
return wavFormat;
}
int WavFile::getResolution() {
return wavResolution;
}
int WavFile::getSampleRate() {
return wavSampleRate;
}
int WavFile::getNumberSamples() {
return wavNumberSamples;
}
bool WavFile::isTempFile() {
return useTmpFile;
}
int WavFile::getChannels() {
return wavChannels;
}