366 lines
10 KiB
C++
366 lines
10 KiB
C++
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// cdread.cpp
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//
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#include <windows.h>
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#include <windowsx.h>
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#include <TCHAR.H>
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#include <mmsystem.h>
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#include "cdread.h"
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#include "cddata.h"
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#include "..\main\resource.h"
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#include "..\main\sink.h"
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#include "mmreg.h"
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#include "msacm.h"
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HANDLE hFile = NULL;
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LPCDDATA pData = NULL;
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TIMEDMETER tm;
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DWORD dwTotalBytes = 0;
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WAVEFORMATEX wfxPCM1, wfxPCM2;
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DWORD cbOutBytes[3];
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HACMSTREAM acmStream[3];
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ACMSTREAMHEADER acmHeader[3];
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BYTE sSample[CDDA_SECTOR_SIZE * SECTORS_PER_READ];
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BYTE sCompBuffer[CDDA_SECTOR_SIZE * SECTORS_PER_READ];
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// Write a WAV header for the selected format
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BOOL writeHeader(int iSize, LPWAVEFORMATEX lpwfx)
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{
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DWORD dwBytesWritten = 0;
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unsigned data, formatdata;
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WORD wData;
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WriteFile(hFile,"RIFF",4,&dwBytesWritten,NULL);
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formatdata = 16;
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if ((lpwfx->wFormatTag != WAVE_FORMAT_PCM) && (lpwfx->cbSize > 0))
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{
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formatdata += sizeof(WORD); //to write cdSize out
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formatdata += lpwfx->cbSize;
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}
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data = 0x24 + iSize + (formatdata-16);
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WriteFile(hFile,&data,sizeof(unsigned),&dwBytesWritten,NULL);
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WriteFile(hFile,"WAVE",4,&dwBytesWritten,NULL);
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WriteFile(hFile,"fmt ",4,&dwBytesWritten,NULL);
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WriteFile(hFile,&formatdata,sizeof(unsigned),&dwBytesWritten,NULL);
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WriteFile(hFile,lpwfx,formatdata,&dwBytesWritten,NULL);
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/*
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wData = lpwfx->wFormatTag;
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WriteFile(hFile,&wData,sizeof(WORD),&dwBytesWritten,NULL);
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wData = lpwfx->nChannels;
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WriteFile(hFile,&wData,sizeof(WORD),&dwBytesWritten,NULL);
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data = lpwfx->nSamplesPerSec;
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WriteFile(hFile,&data,sizeof(unsigned),&dwBytesWritten,NULL);
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data = lpwfx->nAvgBytesPerSec;
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WriteFile(hFile,&data,sizeof(unsigned),&dwBytesWritten,NULL);
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wData = lpwfx->nBlockAlign;
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WriteFile(hFile,&wData,sizeof(WORD),&dwBytesWritten,NULL);
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wData = lpwfx->wBitsPerSample;
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WriteFile(hFile,&wData,sizeof(WORD),&dwBytesWritten,NULL);
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if ((lpwfx->wFormatTag != WAVE_FORMAT_PCM) && (lpwfx->cbSize > 0))
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{
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wData = lpwfx->cbSize;
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WriteFile(hFile,&wData,sizeof(WORD),&dwBytesWritten,NULL);
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pData = (BYTE*)(&(lpwfx->cbSize) + sizeof(WORD));
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WriteFile(hFile,pData,lpwfx->cbSize,&dwBytesWritten,NULL);
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}
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*/
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WriteFile(hFile,"data",4,&dwBytesWritten,NULL);
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data = iSize;
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WriteFile(hFile,&data,sizeof(unsigned),&dwBytesWritten,NULL);
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return TRUE;
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}
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BOOL readTOC( HANDLE hDevice, PCDROM_TOC pToc )
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{
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DWORD dwTocSize = sizeof(CDROM_TOC);
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DWORD dwBytesReturned = 0;
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DWORD dwNumTracks = 0;
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if( !DeviceIoControl( hDevice,
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IOCTL_CDROM_READ_TOC,
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pToc, // pointer to inputbuffer
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dwTocSize, // sizeof inputbuffer
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pToc, // pointer to outputbuffer
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dwTocSize, // sizeof outputbuffer
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&dwBytesReturned, // pointer to number of bytes returned
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FALSE
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)
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)
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{
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return FALSE;
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}
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dwNumTracks = pToc->LastTrack - pToc->FirstTrack;
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//
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// number of tracks plus zero-based plus leadout track
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//
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if ( (dwNumTracks+2) * sizeof(TRACK_DATA) != dwBytesReturned - 4 )
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{
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dwNumTracks = (dwBytesReturned - 4) / sizeof(TRACK_DATA);
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}
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// parse and print the information
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PTRACK_DATA pTrack = (PTRACK_DATA) &(pToc->TrackData[0]);
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return TRUE;
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}
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BOOL skipRead( BYTE* buffer, DWORD dwSize, int iPercent )
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{
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return TRUE;
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}
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BOOL writeRead( BYTE* buffer, DWORD dwSize, int iPercent )
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{
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DWORD dwBytesWritten = 0;
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if (pData)
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{
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pData->UpdateMeter(&tm);
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}
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acmStreamConvert(acmStream[0],&acmHeader[0],0);
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acmStreamConvert(acmStream[1],&acmHeader[1],0);
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acmStreamConvert(acmStream[2],&acmHeader[2],0);
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WriteFile(hFile,sCompBuffer,acmHeader[2].cbDstLengthUsed,&dwBytesWritten,NULL);
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dwTotalBytes += dwBytesWritten;
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return TRUE;
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}
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BOOL rawReadTrack(HANDLE device, PCDROM_TOC pTOC, int iTrack, LPREADFUNC lpReadFunc )
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{
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RAW_READ_INFO info; // fill in for the read request
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DWORD dwBytesRead; // bytes returned
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DWORD dwStartingLBA;
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DWORD dwNumLBA;
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DWORD dwEndingLBA;
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DWORD dwSectorsToRead;
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DWORD dwError;
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PTRACK_DATA pTrack = (PTRACK_DATA) &(pTOC->TrackData[0]);
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PTRACK_DATA pTrack2;
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// Use VirtualAlloc so we get a page-aligned region since we're doing
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// non-cached IO
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/*
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sSample = (BYTE*)VirtualAlloc(NULL, PAGE_VAL, MEM_COMMIT, PAGE_READWRITE );
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if( !sSample )
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{
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//MessageBox( NULL, "Error allocating memory block.", "Error", MB_OK );
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return FALSE;
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}
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*/
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pTrack += (iTrack-1);
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pTrack2 = pTrack + 1;
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dwStartingLBA = MSF_TO_LBA( pTrack->Address[1], pTrack->Address[2], pTrack->Address[3] );
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dwEndingLBA = MSF_TO_LBA( pTrack2->Address[1], pTrack2->Address[2], pTrack2->Address[3] );
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dwNumLBA = dwEndingLBA-dwStartingLBA;
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//
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// round up the num sectors to read
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//
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dwSectorsToRead = ((dwNumLBA - 1) / SECTORS_PER_READ + 1) * SECTORS_PER_READ;
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dwEndingLBA = dwStartingLBA + dwSectorsToRead;
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// start the read loop
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for ( DWORD i = dwStartingLBA; i < dwEndingLBA; i += SECTORS_PER_READ )
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{
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int iPercent;
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info.DiskOffset.QuadPart = (unsigned __int64)(i*2048);
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info.SectorCount = SECTORS_PER_READ;
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info.TrackMode = CDDA;
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if( !DeviceIoControl( device,
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IOCTL_CDROM_RAW_READ,
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&info, // pointer to inputbuffer
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sizeof(RAW_READ_INFO), // sizeof inputbuffer
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sSample, // pointer to outputbuffer
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CDDA_SECTOR_SIZE * SECTORS_PER_READ, // sizeof outputbuffer
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&dwBytesRead, // pointer to number of bytes returned
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FALSE // ???
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)
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)
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{
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goto fail;
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}
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iPercent = (i-dwStartingLBA)/(dwEndingLBA-dwStartingLBA);
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if( !((*lpReadFunc)(sSample, dwBytesRead, iPercent) ) )
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{
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goto fail;
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}
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}
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//VirtualFree( sSample, PAGE_VAL, MEM_DECOMMIT );
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return TRUE;
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fail:
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VirtualFree( sSample, PAGE_VAL, MEM_DECOMMIT );
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return FALSE;
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}
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// Find the byte size of a track
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int getTrackSize( PCDROM_TOC pTOC, int iTrack )
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{
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PTRACK_DATA pTrack = &(pTOC->TrackData[0]);
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DWORD dwLBA1, dwLBA2;
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pTrack += (iTrack-1);
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dwLBA1 = MSF_TO_LBA( pTrack->Address[1], pTrack->Address[2], pTrack->Address[3] );
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pTrack++;
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dwLBA2 = MSF_TO_LBA( pTrack->Address[1], pTrack->Address[2], pTrack->Address[3] );
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return (dwLBA2-dwLBA1) * CDDA_SECTOR_SIZE;
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}
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BOOL StoreTrack(HWND hwndMain, TCHAR chDrive, int nTrack, TCHAR* pszFilename, LPWAVEFORMATEX lpwfxDest)
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{
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HANDLE hDevice;
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TCHAR szDeviceName[MAX_PATH];
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CDROM_TOC sTOC;
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wsprintf( szDeviceName, TEXT("\\\\.\\%c:"), chDrive );
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hDevice = CreateFile( szDeviceName, GENERIC_READ, FILE_SHARE_READ|FILE_SHARE_WRITE, NULL,
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OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL );
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if( INVALID_HANDLE_VALUE == hDevice )
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{
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return FALSE;
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}
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readTOC( hDevice, &sTOC );
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int iSize = getTrackSize( &sTOC, nTrack );
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dwTotalBytes = 0;
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WAVEFORMATEX waveFormat;
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waveFormat.wFormatTag = WAVE_FORMAT_PCM;
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waveFormat.nChannels = 2;
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waveFormat.nSamplesPerSec = 44100;
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waveFormat.nAvgBytesPerSec = 176400;
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waveFormat.nBlockAlign = 4;
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waveFormat.wBitsPerSample = 16;
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waveFormat.cbSize = sizeof(waveFormat);
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wfxPCM1.wFormatTag = WAVE_FORMAT_PCM;
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acmFormatSuggest(NULL, &waveFormat, &wfxPCM1, sizeof(WAVEFORMATEX),
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ACM_FORMATSUGGESTF_WFORMATTAG);
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wfxPCM2.wFormatTag = WAVE_FORMAT_PCM;
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acmFormatSuggest(NULL, lpwfxDest, &wfxPCM2, sizeof(WAVEFORMATEX),
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ACM_FORMATSUGGESTF_WFORMATTAG);
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acmStreamOpen(&acmStream[0],NULL,&waveFormat,&wfxPCM1,NULL,NULL,0,ACM_STREAMOPENF_NONREALTIME);
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acmStreamOpen(&acmStream[1],NULL,&wfxPCM1,&wfxPCM2,NULL,NULL,0,ACM_STREAMOPENF_NONREALTIME);
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acmStreamOpen(&acmStream[2],NULL,&wfxPCM2,lpwfxDest,NULL,NULL,0,ACM_STREAMOPENF_NONREALTIME);
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acmStreamSize(acmStream[0],CDDA_SECTOR_SIZE * SECTORS_PER_READ,&cbOutBytes[0],ACM_STREAMSIZEF_SOURCE);
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acmStreamSize(acmStream[1],CDDA_SECTOR_SIZE * SECTORS_PER_READ,&cbOutBytes[1],ACM_STREAMSIZEF_SOURCE);
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acmStreamSize(acmStream[2],CDDA_SECTOR_SIZE * SECTORS_PER_READ,&cbOutBytes[2],ACM_STREAMSIZEF_SOURCE);
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acmHeader[0].cbStruct = sizeof(acmHeader);
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acmHeader[0].fdwStatus = 0;
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acmHeader[0].dwUser = 0;
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acmHeader[0].pbSrc = sSample;
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acmHeader[0].cbSrcLength = CDDA_SECTOR_SIZE * SECTORS_PER_READ;
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acmHeader[0].pbDst = sCompBuffer;
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acmHeader[0].cbDstLength = cbOutBytes[0];
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acmHeader[0].dwDstUser = 0;
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acmHeader[1].cbStruct = sizeof(acmHeader);
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acmHeader[1].fdwStatus = 0;
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acmHeader[1].dwUser = 0;
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acmHeader[1].pbSrc = sCompBuffer;
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acmHeader[1].cbSrcLength = cbOutBytes[0];
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acmHeader[1].pbDst = sSample;
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acmHeader[1].cbDstLength = cbOutBytes[1];
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acmHeader[1].dwDstUser = 0;
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acmHeader[2].cbStruct = sizeof(acmHeader);
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acmHeader[2].fdwStatus = 0;
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acmHeader[2].dwUser = 0;
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acmHeader[2].pbSrc = sSample;
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acmHeader[2].cbSrcLength = cbOutBytes[1];
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acmHeader[2].pbDst = sCompBuffer;
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acmHeader[2].cbDstLength = cbOutBytes[2];
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acmHeader[2].dwDstUser = 0;
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acmStreamPrepareHeader(acmStream[0],&acmHeader[0],0);
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acmStreamPrepareHeader(acmStream[1],&acmHeader[1],0);
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acmStreamPrepareHeader(acmStream[2],&acmHeader[2],0);
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hFile = CreateFile(pszFilename,GENERIC_WRITE,FILE_SHARE_WRITE,NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
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//write a temp header. we'll need to write a new one later when we know the right file size
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if( !writeHeader( iSize, lpwfxDest ) )
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{
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CloseHandle( hFile );
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return FALSE;
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}
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pData = GetCDData();
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if (pData)
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{
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pData->CreateMeter(&tm,hwndMain,(iSize / (CDDA_SECTOR_SIZE * SECTORS_PER_READ)),5,IDS_RIPPING_CD);
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}
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rawReadTrack( hDevice, &sTOC, nTrack, writeRead );
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if (pData)
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{
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pData->DestroyMeter(&tm);
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}
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acmStreamUnprepareHeader(acmStream[0],&acmHeader[0],0);
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acmStreamUnprepareHeader(acmStream[1],&acmHeader[1],0);
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acmStreamUnprepareHeader(acmStream[2],&acmHeader[2],0);
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acmStreamClose(acmStream[0],0);
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acmStreamClose(acmStream[1],0);
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acmStreamClose(acmStream[2],0);
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CloseHandle( hDevice );
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SetFilePointer(hFile,0,NULL,FILE_BEGIN);
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if( !writeHeader( dwTotalBytes, lpwfxDest ) )
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{
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CloseHandle( hFile );
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return FALSE;
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}
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CloseHandle( hFile );
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||
|
|
|
||
|
|
return TRUE;
|
||
|
|
}
|