void CRipInfoDB::DeleteTrack( int nTrack )
{
// Open file for append
m_pFile = CDexOpenFile( m_strFileName, _W( "r" ) );
CUStringConvert strCnv;
if ( NULL != m_pFile )
{
fclose( m_pFile );
CDexCopyFile( m_strFileName, m_strFileName + _W( ".bak") );
CString test( GetLastErrorString() );
m_pFile = CDexOpenFile( m_strFileName + _W( ".bak"), _W( "r" ) );
FILE* pFileOut = CDexOpenFile( m_strFileName, _W( "w+" ) );
while( ( !feof( m_pFile ) ) && ( pFileOut != NULL ) )
{
TCHAR lpszLine[ 1024 ] = {'\0',};
int nCurrentTrack;
// Clear string
memset( lpszLine, 0x00, sizeof( lpszLine ) );
// Read the next line from the file
_fgetts( lpszLine, sizeof( lpszLine ), m_pFile );
nCurrentTrack= _ttoi( &lpszLine[ 1 ] );
if ( nCurrentTrack != nTrack )
{
_fputts( lpszLine, pFileOut );
}
}
fclose( m_pFile );
m_pFile = NULL;
fclose( pFileOut );
m_pFile = NULL;
//::DeleteFile( strCnv.ToT( m_strFileName ) );
//::CopyFile( strCnv.ToT( CUString( m_strFileName + _T( ".bak") ) ) , strCnv.ToT( m_strFileName ), FALSE );
CDexDeleteFile( m_strFileName + _W( ".bak") );
}
if ( m_pFile )
{
fclose( m_pFile );
m_pFile = NULL;
}
}
void CWAV::CloseNormalizeAudioFile(CUString strFileName, BOOL bAbort, BOOL bReplace)
{
// Close input stream
CloseStream();
// Close temp output stream
m_pTmpWav->CloseStream();
delete m_pTmpWav;
m_pTmpWav = NULL;
if ( bAbort )
{
// Delete temp file
if ( CDexDeleteFile(strFileName + AUDIO_FILE_NRMFILEEXT ) == 0 )
{
}
}
else
{
if ( bReplace )
{
// Delete un-normalized file name
if ( CDexDeleteFile( strFileName + _W( ".wav" ) ) == 0 )
{
}
// Rename output file
if ( CDexMoveFile( strFileName + AUDIO_FILE_NRMFILEEXT,
strFileName + _W( ".wav" ) ) ==0 )
{
CUString strMsg = GetLastErrorString();
// Display the string.
CDexMessageBox( strMsg, MB_OK | MB_ICONINFORMATION);
}
}
}
}
void CRiffWavToMP3::OnTimer(UINT nIDEvent)
{
// Obtain the number of files
if (m_Pos!=NULL)
{
// Get the file name to be converted
CUString strFileName=m_pFileDlg->GetNextPathName(m_Pos);
CUString strOrig(strFileName);
// Update progress bar
m_Progress.SetPos(m_nCurFile++);
// Set current file name
CUStringConvert strCnv;
m_processingFile.SetWindowText( strCnv.ToT( strFileName ) );
// Update controls
UpdateData(FALSE);
CWAV myWav;
// Strip extension
int nPos=strFileName.ReverseFind('.');
// Stip it
if (nPos>0)
strFileName=strFileName.Left(nPos);
// Do the conversion
if (myWav.StripRiffWavHeader(strFileName)==CDEX_OK)
{
// delete the original file?
if (m_pFileDlg->m_bDeleteOriginal)
CDexDeleteFile(strOrig);
}
}
else
{
OnCancel();
}
CDialog::OnTimer(nIDEvent);
}
CDEX_ERR CWAV::StripRiffWavHeader(CUString strFileName)
{
FILE* fpIn = CDexOpenFile( strFileName + _W( ".wav" ), _W( "rb" ) );
if (fpIn == NULL)
{
CUString strLang;
CUString strMsg;
strLang = g_language.GetString( IDS_ERROR_COULDNOTOPENFILE );
strMsg.Format( strLang, (LPCWSTR)( strFileName + _W( ".wav" ) ) );
CDexMessageBox( strMsg );
return CDEX_ERROR;
}
// Get file size;
fseek(fpIn, 0, SEEK_END);
int nFileSize = ftell( fpIn );
// seek back to beginning of the file
fseek(fpIn, 0, SEEK_SET);
// read first 8 bytes
fread( gpsSamples, 1, 8, fpIn );
// check if this is a RIFF-WAVE file
if (strstr((LPSTR)gpsSamples, "RIFF") == NULL)
{
CUString strLang;
CUString strMsg;
strLang = g_language.GetString( IDS_ERROR_NOTARIFFWAVFILE );
strMsg.Format( strLang, (LPCWSTR)( strFileName + _W( ".wav" ) ) );
CDexMessageBox( strMsg );
fclose( fpIn );
return CDEX_ERROR;
}
// read following 4 bytes
fread(gpsSamples, 1, 4, fpIn);
if ( NULL == strstr( (LPSTR)gpsSamples, "WAVE" ) )
{
CUString strLang;
CUString strMsg;
strLang = g_language.GetString( IDS_ERROR_NOTARIFFWAVFILE );
strMsg.Format( strLang, (LPCWSTR)( strFileName + _W( ".wav" ) ) );
CDexMessageBox( strMsg );
fclose( fpIn );
return CDEX_ERROR;
}
fread(gpsSamples, 1, 4 + 4, fpIn);
if (strstr((LPSTR)gpsSamples, "fmt") == NULL)
{
CUString strLang;
CUString strMsg;
strLang = g_language.GetString( IDS_ERROR_COULDNOTFINDFORMATTAG );
strMsg.Format( strLang, (LPCWSTR)( strFileName + _W( ".wav " ) ) );
CDexMessageBox( strMsg );
fclose( fpIn );
return CDEX_ERROR;
}
WAVEFORMATEX wfx;
// read WAVE Header
fread(&wfx, sizeof(wfx), 1, fpIn);
if (wfx.wFormatTag != WAVE_FORMAT_MPEGLAYER3 && wfx.wFormatTag != WAVE_FORMAT_MPEG)
{
CUString strLang;
CUString strMsg;
strLang = g_language.GetString( IDS_ERROR_NOTARIFFWAVFILE );
strMsg.Format( strLang, (LPCWSTR)( strFileName + _W( ".wav" ) ) );
CDexMessageBox( strMsg );
fclose( fpIn );
return CDEX_ERROR;
}
// seek data tag
int i = 8;
BOOL bFound = FALSE;
while ((i < nFileSize) && (bFound == FALSE))
{
fseek(fpIn, i, SEEK_SET);
fread(gpsSamples, 1, 4, fpIn);
if ( NULL != strstr( (LPSTR)gpsSamples, "data" ) )
{
// Skip another 4 bytes for data value
bFound = TRUE;
fseek(fpIn, i + 8, SEEK_SET);
}
i++;
}
if (i>nFileSize - 4)
{
fclose(fpIn);
CUString strLang;
strLang = g_language.GetString( IDS_ERROR_DATATAGNOTFOUND );
CDexMessageBox( strLang );
return CDEX_ERROR;
}
// And delete the WAV file first
CDexDeleteFile( strFileName + _W( ".mp3" ) );
// Create output file
FILE* fpOut = CDexOpenFile( strFileName + _W( ".mp3" ), _W( "wb" ) );
// How many samples to convert
DWORD dwSamplesToConvert =(nFileSize - ftell(fpIn));
while (dwSamplesToConvert>0)
{
// Determine how many byte to convert this time
DWORD dwBlockSize = min(dwSamplesToConvert, BLOCKSIZE);
// read chunck
fread(gpsSamples, dwBlockSize, sizeof(BYTE), fpIn);
// And write the byte back to the file
fwrite(gpsSamples, dwBlockSize, sizeof(BYTE), fpOut);
// Decrement the number of bytes to convert
dwSamplesToConvert -= dwBlockSize;
}
// And close the wave file
fclose(fpIn);
fclose(fpOut);
return CDEX_OK;
}
CDEX_ERR CWAV::ConvertToRiffWav( CUString strFileName, int nBitRate, int nSampleRate, WORD wChannels, int nLayer )
{
DWORD dwID3TagOffset = 0;
CUString strInFileName;
if (0 == nLayer)
{
strInFileName = strFileName + _W( ".scx" );
}
else if ( 3 == nLayer )
{
strInFileName = strFileName + _W( ".mp3" );
}
else
{
strInFileName = strFileName + _W( ".mp2" );
}
// Check presense of ID3V2 tag
// Get MP3 ID3V2 Tag offset
CID3Tag ID3Tag;
ID3Tag.Init();
ID3Tag.OpenFile(strInFileName);
ID3Tag.LoadTagProperties();
if (ID3Tag.IsV2Tag())
{
dwID3TagOffset = ID3Tag.GetTagSize();
}
FILE* fpIn = NULL;
fpIn = CDexOpenFile( strInFileName, _W( "rb" ) );
CUString strRiffWav( strFileName + _W( ".wav" ) );
// And delete the WAV file first
CDexDeleteFile( strFileName + _W( ".wav" ) );
FILE* fpOut = CDexOpenFile( strRiffWav, _W( "wb" ) );
if ( NULL == fpIn || NULL == fpOut )
{
ASSERT(FALSE);
return CDEX_ERROR;
}
// Get number of samples in file
fseek( fpIn, 0L, SEEK_END );
// Get current file position
DWORD dwSamplesToConvert= ftell( fpIn );
// Go back to the start of the file, but skip ID3V2 tag
fseek( fpIn, 0, SEEK_SET );
// Set this field to resulting files size - sizeof(CHUNKHEADER)
// Thus total file size = 3*sizeof(CHUNCHEADER)+sizeof(MP3WAVEFORMAT)+ dwSamplesToConvert
DWORD dwRiffSize;
DWORD dwFmtSize;
if ( 0 == nLayer )
{
dwFmtSize= sizeof( SONYSCXWAVEFORMAT );
}
else if ( 2 == nLayer )
{
dwFmtSize= sizeof( MPEG1WAVEFORMAT );
}
else
{
dwFmtSize= sizeof( MPEGLAYER3WAVEFORMAT );
}
dwRiffSize = dwSamplesToConvert + dwFmtSize + 32; // 32 bytes for TAGS ( excluding RIFF WAV )
// Write header to output file UNICODE
fprintf( fpOut, "RIFF" ); // 4 bytes
fwrite( &dwRiffSize, sizeof( DWORD ), 1, fpOut ); // 4 bytes
fprintf( fpOut, "WAVE" ); // 4 bytes
fprintf( fpOut, "fmt " ); // 4 bytes
fwrite( &dwFmtSize, sizeof( DWORD ), 1, fpOut ); // 4 bytes
if ( 0 == nLayer )
{
SaveAtracTag( fpOut, nBitRate, nSampleRate, wChannels );
}
else if (nLayer == 2)
{
SaveMP2Tag( fpOut, nBitRate, nSampleRate, wChannels );
}
else
{
SaveMP3Tag( fpOut, nBitRate, nSampleRate, wChannels );
}
DWORD dwTmp = 4; /* total chunk size -4 bytes for fact, -4 bytes for length */
fprintf(fpOut, "fact" ); // 4 bytes
fwrite( &dwTmp, sizeof( DWORD ), 1, fpOut ); // 4 bytes
if ( 3 == nLayer )
{
// Round to the number of frames
dwTmp = dwSamplesToConvert/1152/2/wChannels;
dwTmp *= 1152 * 2 * wChannels;
// Estimate the amount of samples
dwTmp *= ( (DWORD)nSampleRate * 2 * (DWORD)wChannels );
dwTmp /= ( nBitRate * 1000 / 8 );
}
else
{
DWORD dwSampleBitRate = (DWORD)nSampleRate * (DWORD)wChannels * 16;
double dCompressionFactor = (double)dwSampleBitRate / ((double)nBitRate * 1000.0 );
// Round to the number of frames
dwTmp = dwSamplesToConvert / 384;
dwTmp *= 384;
// Estimate the amount of samples
// dwTmp*=((DWORD)nSampleRate*2*(DWORD)wChannels);
// dwTmp/=(nBitRate*1000/8);
dwTmp =(DWORD)( (double)dwTmp * dCompressionFactor );
dwTmp /= 2; /* from bytes to samples */
dwTmp /=(DWORD)wChannels; /* in samples per channel */
}
fwrite( &dwTmp, sizeof( DWORD ), 1, fpOut );
// write data tag
fprintf( fpOut, "data" ); // 4 bytes
fwrite( &dwSamplesToConvert, sizeof( DWORD ), 1, fpOut ); // 4 bytes
while ( dwSamplesToConvert > 0 )
{
// Determine how many byte to convert this time
DWORD dwBlockSize = min( dwSamplesToConvert, BLOCKSIZE );
// read chunck
fread( gpsSamples, dwBlockSize, sizeof( BYTE ), fpIn );
// And write the byte back to the file
fwrite( gpsSamples, dwBlockSize, sizeof( BYTE ), fpOut );
// Decrement the number of bytes to convert
dwSamplesToConvert -= dwBlockSize;
}
// flush the files
fflush( fpIn );
fflush( fpOut );
// And close the wave file
fclose( fpIn );
fclose( fpOut );
return CDEX_OK;
}
