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/* |
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libakai - C++ cross-platform akai sample disk reader |
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Copyright (C) 2002-2003 Sébastien Métrot |
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|
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Linux port by Christian Schoenebeck <cuse@users.sourceforge.net> 2003-2014 |
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|
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This library is free software; you can redistribute it and/or |
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modify it under the terms of the GNU Lesser General Public |
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License as published by the Free Software Foundation; either |
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version 2.1 of the License, or (at your option) any later version. |
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|
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This library is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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Lesser General Public License for more details. |
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|
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You should have received a copy of the GNU Lesser General Public |
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License along with this library; if not, write to the Free Software |
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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*/ |
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// Akai.cpp |
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|
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#include "Akai.h" |
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|
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#include <stdio.h> |
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#include <string.h> |
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#include <unistd.h> |
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#include <fcntl.h> |
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#include <sys/ioctl.h> |
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#include <sys/types.h> |
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#include <sys/stat.h> |
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#include <errno.h> |
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#include <paths.h> |
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#ifdef _CARBON_ |
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#include <sys/param.h> |
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#include <IOKit/IOKitLib.h> |
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#include <IOKit/IOBSD.h> |
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#include <IOKit/storage/IOMediaBSDClient.h> |
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#include <IOKit/storage/IOMedia.h> |
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#include <IOKit/storage/IOCDMedia.h> |
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#include <IOKit/storage/IOCDTypes.h> |
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#include <CoreFoundation/CoreFoundation.h> |
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#endif |
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|
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////////////////////////////////// |
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// AkaiSample: |
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AkaiSample::AkaiSample(DiskImage* pDisk, AkaiVolume* pParent, const AkaiDirEntry& DirEntry) |
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: AkaiDiskElement(pDisk->GetPos()) |
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{ |
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mpParent = pParent; |
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mpDisk = pDisk; |
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mDirEntry = DirEntry; |
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mpSamples = NULL; |
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mHeaderOK = false; |
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mPos = 0; |
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|
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// |
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LoadHeader(); |
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} |
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|
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AkaiSample::~AkaiSample() |
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{ |
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if (mpSamples) |
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free(mpSamples); |
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} |
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|
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AkaiDirEntry AkaiSample::GetDirEntry() |
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{ |
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return mDirEntry; |
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} |
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|
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bool AkaiSample::LoadSampleData() |
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{ |
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if (!LoadHeader()) |
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return false; |
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if (mpSamples) |
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return true; |
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|
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mpDisk->SetPos(mImageOffset); |
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mpSamples = (int16_t*) malloc(mNumberOfSamples * sizeof(int16_t)); |
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if (!mpSamples) |
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return false; |
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|
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mpDisk->ReadInt16((uint16_t*)mpSamples, mNumberOfSamples); |
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return true; |
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} |
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|
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void AkaiSample::ReleaseSampleData() |
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{ |
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if (!mpSamples) |
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return; |
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free(mpSamples); |
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mpSamples = NULL; |
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} |
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|
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int AkaiSample::SetPos(int Where, akai_stream_whence_t Whence) |
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{ |
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if (!mHeaderOK) return -1; |
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int w = Where; |
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switch (Whence) |
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{ |
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case akai_stream_start: |
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mPos = w; |
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break; |
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/*case eStreamRewind: |
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w = -w;*/ |
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case akai_stream_curpos: |
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mPos += w; |
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break; |
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case akai_stream_end: |
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mPos = mNumberOfSamples - w; |
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break; |
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} |
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if (mPos > mNumberOfSamples) mPos = mNumberOfSamples; |
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if (mPos < 0) mPos = 0; |
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return mPos; |
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} |
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|
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int AkaiSample::Read(void* pBuffer, uint SampleCount) |
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{ |
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if (!mHeaderOK) return 0; |
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|
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if (mPos + SampleCount > mNumberOfSamples) SampleCount = mNumberOfSamples - mPos; |
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|
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mpDisk->SetPos(mImageOffset + mPos * 2); // FIXME: assumes 16 bit sample depth |
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mpDisk->ReadInt16((uint16_t*)pBuffer, SampleCount); |
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return SampleCount; |
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} |
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|
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bool AkaiSample::LoadHeader() |
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{ |
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if (mHeaderOK) |
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return true; |
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|
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mpDisk->SetPos(mpParent->GetParent()->GetOffset() + mDirEntry.mStart * AKAI_BLOCK_SIZE ); |
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|
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// Length Format Description |
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// -------------------------------------------------------------- |
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// 1 3 |
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if (mpDisk->ReadInt8() != AKAI_SAMPLE_ID) |
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return false; |
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// 1 Not important: 0 for 22050Hz, 1 for 44100Hz |
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mpDisk->ReadInt8(); |
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// 1 unsigned MIDI root note (C3=60) |
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mMidiRootNote = mpDisk->ReadInt8(); |
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// 12 AKAII Filename |
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char buffer[13]; |
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mpDisk->Read(buffer, 12, 1); |
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AkaiToAscii(buffer, 12); |
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mName = buffer; |
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|
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// 1 128 |
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mpDisk->ReadInt8(); |
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// 1 unsigned Number of active loops |
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mActiveLoops = mpDisk->ReadInt8(); |
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// 1 unsigned char First active loop (0 for none) |
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mFirstActiveLoop = mpDisk->ReadInt8(); |
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// 1 0 |
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mpDisk->ReadInt8(); |
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// 1 unsigned Loop mode: 0=in release 1=until release |
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// 2=none 3=play to end |
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mLoopMode = mpDisk->ReadInt8(); |
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// 1 signed Cents tune -50...+50 |
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mTuneCents = mpDisk->ReadInt8(); |
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// 1 signed Semi tune -50...+50 |
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mTuneSemitones = mpDisk->ReadInt8(); |
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// 4 0,8,2,0 |
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mpDisk->ReadInt8(); |
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mpDisk->ReadInt8(); |
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mpDisk->ReadInt8(); |
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mpDisk->ReadInt8(); |
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// |
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// 4 unsigned Number of sample words |
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mNumberOfSamples = mpDisk->ReadInt32(); |
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// 4 unsigned Start marker |
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mStartMarker = mpDisk->ReadInt32(); |
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// 4 unsigned End marker |
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mEndMarker = mpDisk->ReadInt32(); |
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// |
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// 4 unsigned Loop 1 marker |
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// 2 unsigned Loop 1 fine length (65536ths) |
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// 4 unsigned Loop 1 coarse length (words) |
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// 2 unsigned Loop 1 time (msec. or 9999=infinite) |
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// |
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// 84 [as above] Loops 2 to 8 |
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// |
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int i; |
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for (i=0; i<8; i++) |
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mLoops[i].Load(mpDisk); |
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// 4 0,0,255,255 |
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mpDisk->ReadInt32(); |
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// 2 unsigned Sampling frequency |
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mSamplingFrequency = mpDisk->ReadInt16(); |
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// 1 signed char Loop tune offset -50...+50 |
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mLoopTuneOffset = mpDisk->ReadInt8(); |
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|
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mImageOffset = mpParent->GetParent()->GetOffset() + mDirEntry.mStart * AKAI_BLOCK_SIZE + 150; // 150 is the size of the header |
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|
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//FIXME: no header validation yet implemented |
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return (mHeaderOK = true); |
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} |
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|
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bool AkaiSampleLoop::Load(DiskImage* pDisk) |
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{ |
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// 4 unsigned Loop 1 marker |
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mMarker = pDisk->ReadInt32(); |
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// 2 unsigned Loop 1 fine length (65536ths) |
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mFineLength = pDisk->ReadInt16(); |
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// 4 unsigned Loop 1 coarse length (words) |
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mCoarseLength = pDisk->ReadInt32(); |
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// 2 unsigned Loop 1 time (msec. or 9999=infinite) |
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mTime = pDisk->ReadInt16(); |
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return true; |
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} |
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|
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////////////////////////////////// |
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// AkaiProgram: |
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AkaiProgram::AkaiProgram(DiskImage* pDisk, AkaiVolume* pParent, const AkaiDirEntry& DirEntry) |
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: AkaiDiskElement(pDisk->GetPos()) |
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{ |
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mpParent = pParent; |
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mpDisk = pDisk; |
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mDirEntry = DirEntry; |
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mpKeygroups = NULL; |
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Load(); |
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} |
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|
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AkaiProgram::~AkaiProgram() |
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{ |
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if (mpKeygroups) |
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delete[] mpKeygroups; |
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} |
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|
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AkaiDirEntry AkaiProgram::GetDirEntry() |
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{ |
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return mDirEntry; |
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} |
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|
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bool AkaiProgram::Load() |
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{ |
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// Read each of the program parameters |
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uint temppos = mpDisk->GetPos(); |
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mpDisk->SetPos(mpParent->GetParent()->GetOffset() + mDirEntry.mStart * AKAI_BLOCK_SIZE ); |
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// byte description default range/comments |
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// --------------------------------------------------------------------------- |
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// 1 program ID 1 |
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uint8_t ProgID = mpDisk->ReadInt8(); |
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if (ProgID != AKAI_PROGRAM_ID) |
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{ |
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mpDisk->SetPos(temppos); |
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return false; |
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} |
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// 2-3 first keygroup address 150,0 |
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uint16_t KeygroupAddress = mpDisk->ReadInt16(); |
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// 4-15 program name 10,10,10... AKAII character set |
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char buffer[13]; |
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mpDisk->Read(buffer, 12, 1); |
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AkaiToAscii(buffer, 12); |
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mName = buffer; |
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// 16 MIDI program number 0 0..127 |
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mMidiProgramNumber = mpDisk->ReadInt8(); |
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// 17 MIDI channel 0 0..15, 255=OMNI |
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mMidiChannel = mpDisk->ReadInt8(); |
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// 18 polyphony 15 1..16 |
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mPolyphony = mpDisk->ReadInt8(); |
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// 19 priority 1 0=LOW 1=NORM 2=HIGH 3=HOLD |
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mPriority = mpDisk->ReadInt8(); |
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// 20 low key 24 24..127 |
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mLowKey = mpDisk->ReadInt8(); |
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// 21 high key 127 24..127 |
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mHighKey = mpDisk->ReadInt8(); |
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// 22 octave shift 0 -2..2 |
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mOctaveShift = mpDisk->ReadInt8(); |
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// 23 aux output select 255 0..7, 255=OFF |
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mAuxOutputSelect = mpDisk->ReadInt8(); |
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// 24 mix output level 99 0..99 |
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mMixOutputSelect = mpDisk->ReadInt8(); |
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// 25 mix output pan 0 -50..50 |
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mMixPan = mpDisk->ReadInt8(); |
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// 26 volume 80 0..99 |
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mVolume = mpDisk->ReadInt8(); |
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// 27 vel>volume 20 -50..50 |
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mVelocityToVolume = mpDisk->ReadInt8(); |
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// 28 key>volume 0 -50..50 |
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mKeyToVolume = mpDisk->ReadInt8(); |
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// 29 pres>volume 0 -50..50 |
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mPressureToVolume = mpDisk->ReadInt8(); |
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// 30 pan lfo rate 50 0..99 |
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mPanLFORate = mpDisk->ReadInt8(); |
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// 31 pan lfo depth 0 0..99 |
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mPanLFODepth = mpDisk->ReadInt8(); |
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// 32 pan lfo delay 0 0..99 |
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mPanLFODelay = mpDisk->ReadInt8(); |
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// 33 key>pan 0 -50..50 |
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mKeyToPan = mpDisk->ReadInt8(); |
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// 34 lfo rate 50 0..99 |
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mLFORate = mpDisk->ReadInt8(); |
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// 35 lfo depth 0 0..99 |
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mLFODepth = mpDisk->ReadInt8(); |
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// 36 lfo delay 0 0..99 |
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mLFODelay = mpDisk->ReadInt8(); |
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// 37 mod>lfo depth 30 0..99 |
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mModulationToLFODepth = mpDisk->ReadInt8(); |
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// 38 pres>lfo depth 0 0..99 |
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mPressureToLFODepth = mpDisk->ReadInt8(); |
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// 39 vel>lfo depth 0 0..99 |
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mVelocityToLFODepth = mpDisk->ReadInt8(); |
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// 40 bend>pitch 2 0..12 semitones |
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mBendToPitch = mpDisk->ReadInt8(); |
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// 41 pres>pitch 0 -12..12 semitones |
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mPressureToPitch = mpDisk->ReadInt8(); |
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// 42 keygroup crossfade 0 0=OFF 1=ON |
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mKeygroupCrossfade = mpDisk->ReadInt8()?true:false; |
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// 43 number of keygroups 1 1..99 |
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mNumberOfKeygroups = mpDisk->ReadInt8(); |
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// 44 (internal use) 0 program number |
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mpDisk->ReadInt8(); |
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// 45-56 key temperament C,C#,D... 0 -25..25 cents |
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uint i; |
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for (i = 0; i<11; i++) |
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mKeyTemperament[i] = mpDisk->ReadInt8(); |
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// 57 fx output 0 0=OFF 1=ON |
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mFXOutput = mpDisk->ReadInt8()?true:false; |
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// 58 mod>pan 0 -50..50 |
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mModulationToPan = mpDisk->ReadInt8(); |
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// 59 stereo coherence 0 0=OFF 1=ON |
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mStereoCoherence = mpDisk->ReadInt8()?true:false; |
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// 60 lfo desync 1 0=OFF 1=ON |
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mLFODesync = mpDisk->ReadInt8()?true:false; |
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// 61 pitch law 0 0=LINEAR |
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mPitchLaw = mpDisk->ReadInt8(); |
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// 62 voice re-assign 0 0=OLDEST 1=QUIETEST |
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mVoiceReassign = mpDisk->ReadInt8(); |
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// 63 softped>volume 10 0..99 |
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mSoftpedToVolume = mpDisk->ReadInt8(); |
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// 64 softped>attack 10 0..99 |
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mSoftpedToAttack = mpDisk->ReadInt8(); |
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// 65 softped>filt 10 0..99 |
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mSoftpedToFilter = mpDisk->ReadInt8(); |
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// 66 tune cents 0 -128..127 (-50..50 cents) |
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mSoftpedToTuneCents = mpDisk->ReadInt8(); |
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// 67 tune semitones 0 -50..50 |
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mSoftpedToTuneSemitones = mpDisk->ReadInt8(); |
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// 68 key>lfo rate 0 -50..50 |
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mKeyToLFORate = mpDisk->ReadInt8(); |
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// 69 key>lfo depth 0 -50..50 |
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mKeyToLFODepth = mpDisk->ReadInt8(); |
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// 70 key>lfo delay 0 -50..50 |
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mKeyToLFODelay = mpDisk->ReadInt8(); |
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// 71 voice output scale 1 0=-6dB 1=0dB 2=+12dB |
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mVoiceOutputScale = mpDisk->ReadInt8(); |
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// 72 stereo output scale 0 0=0dB 1=+6dB |
353 |
mStereoOutputScale = mpDisk->ReadInt8(); |
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// 73-150 (not used) |
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|
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// Read the key groups: |
357 |
if (mpKeygroups) |
358 |
delete[] mpKeygroups; |
359 |
mpKeygroups = new AkaiKeygroup[mNumberOfKeygroups]; |
360 |
for (i = 0; i < mNumberOfKeygroups; i++) |
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{ |
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// Go where the key group is on the disk: |
363 |
mpDisk->SetPos(mpParent->GetParent()->GetOffset() + mDirEntry.mStart * AKAI_BLOCK_SIZE + 150 * (i+1)); |
364 |
if (!mpKeygroups[i].Load(mpDisk)) |
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{ |
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mpDisk->SetPos(temppos); |
367 |
return false; |
368 |
} |
369 |
} |
370 |
|
371 |
mpDisk->SetPos(temppos); |
372 |
return true; |
373 |
} |
374 |
|
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uint AkaiProgram::ListSamples(std::list<String>& rSamples) |
376 |
{ |
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return 0; |
378 |
} |
379 |
|
380 |
AkaiSample* AkaiProgram::GetSample(uint Index) |
381 |
{ |
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return NULL; |
383 |
} |
384 |
|
385 |
AkaiSample* AkaiProgram::GetSample(const String& rName) |
386 |
{ |
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return NULL; |
388 |
} |
389 |
|
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// AkaiKeygroup: |
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bool AkaiKeygroup::Load(DiskImage* pDisk) |
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{ |
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uint i; |
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// byte description default range/comments |
395 |
// --------------------------------------------------------------------------- |
396 |
// 1 keygroup ID 2 |
397 |
if (pDisk->ReadInt8() != AKAI_KEYGROUP_ID) |
398 |
return false; |
399 |
// 2-3 next keygroup address 44,1 300,450,600,750.. (16-bit) |
400 |
uint16_t NextKeygroupAddress = pDisk->ReadInt16(); |
401 |
// 4 low key 24 24..127 |
402 |
mLowKey = pDisk->ReadInt8(); |
403 |
// 5 high key 127 24..127 |
404 |
mHighKey = pDisk->ReadInt8(); |
405 |
// 6 tune cents 0 -128..127 (-50..50 cents) |
406 |
mTuneCents = pDisk->ReadInt8(); |
407 |
// 7 tune semitones 0 -50..50 |
408 |
mTuneSemitones = pDisk->ReadInt8(); |
409 |
// 8 filter 99 0..99 |
410 |
mFilter = pDisk->ReadInt8(); |
411 |
// 9 key>filter 12 0..24 semitone/oct |
412 |
mKeyToFilter = pDisk->ReadInt8(); |
413 |
// 10 vel>filt 0 -50..50 |
414 |
mVelocityToFilter = pDisk->ReadInt8(); |
415 |
// 11 pres>filt 0 -50..50 |
416 |
mPressureToFilter = pDisk->ReadInt8(); |
417 |
// 12 env2>filt 0 -50..50 |
418 |
mEnveloppe2ToFilter = pDisk->ReadInt8(); |
419 |
|
420 |
// 13 env1 attack 0 0..99 |
421 |
// 14 env1 decay 30 0..99 |
422 |
// 15 env1 sustain 99 0..99 |
423 |
// 16 env1 release 45 0..99 |
424 |
// 17 env1 vel>attack 0 -50..50 |
425 |
// 18 env1 vel>release 0 -50..50 |
426 |
// 19 env1 offvel>release 0 -50..50 |
427 |
// 20 env1 key>dec&rel 0 -50..50 |
428 |
// 21 env2 attack 0 0..99 |
429 |
// 22 env2 decay 50 0..99 |
430 |
// 23 env2 sustain 99 0..99 |
431 |
// 24 env2 release 45 0..99 |
432 |
// 25 env2 vel>attack 0 -50..50 |
433 |
// 26 env2 vel>release 0 -50..50 |
434 |
// 27 env2 offvel>release 0 -50..50 |
435 |
// 28 env2 key>dec&rel 0 -50..50 |
436 |
for (i=0; i<2; i++) |
437 |
mEnveloppes[i].Load(pDisk); |
438 |
|
439 |
// 29 vel>env2>filter 0 -50..50 |
440 |
mVelocityToEnveloppe2ToFilter = pDisk->ReadInt8(); |
441 |
// 30 env2>pitch 0 -50..50 |
442 |
mEnveloppe2ToPitch = pDisk->ReadInt8(); |
443 |
// 31 vel zone crossfade 1 0=OFF 1=ON |
444 |
mVelocityZoneCrossfade = pDisk->ReadInt8()?true:false; |
445 |
// 32 vel zones used 4 |
446 |
mVelocityZoneUsed = pDisk->ReadInt8(); |
447 |
// 33 (internal use) 255 |
448 |
pDisk->ReadInt8(); |
449 |
// 34 (internal use) 255 |
450 |
pDisk->ReadInt8(); |
451 |
// |
452 |
|
453 |
// 35-46 sample 1 name 10,10,10... AKAII character set |
454 |
// 47 low vel 0 0..127 |
455 |
// 48 high vel 127 0..127 |
456 |
// 49 tune cents 0 -128..127 (-50..50 cents) |
457 |
// 50 tune semitones 0 -50..50 |
458 |
// 51 loudness 0 -50..+50 |
459 |
// 52 filter 0 -50..+50 |
460 |
// 53 pan 0 -50..+50 |
461 |
// 54 loop mode 0 0=AS_SAMPLE 1=LOOP_IN_REL |
462 |
// 2=LOOP_UNTIL_REL 3=NO_LOOP |
463 |
// 4=PLAY_TO_END |
464 |
// 55 (internal use) 255 |
465 |
// 56 (internal use) 255 |
466 |
// 57-58 (internal use) 44,1 |
467 |
// |
468 |
// 59-82 [repeat 35-58 for sample 2] |
469 |
// |
470 |
// 83-106 [repeat 35-58 for sample 3] |
471 |
// |
472 |
// 107-130 [repeat 35-58 for sample 4] |
473 |
// |
474 |
for (i=0; i<4; i++) |
475 |
mSamples[i].Load(pDisk); |
476 |
|
477 |
// 131 beat detune 0 -50..50 |
478 |
mBeatDetune = pDisk->ReadInt8(); |
479 |
// 132 hold attack until loop 0 0=OFF 1=ON |
480 |
mHoldAttackUntilLoop = pDisk->ReadInt8()?true:false; |
481 |
// 133-136 sample 1-4 key tracking 0 0=TRACK 1=FIXED |
482 |
for (i=0; i<4; i++) |
483 |
mSampleKeyTracking[i] = pDisk->ReadInt8()?true:false; |
484 |
// 137-140 sample 1-4 aux out offset 0 0..7 |
485 |
for (i=0; i<4; i++) |
486 |
mSampleAuxOutOffset[i] = pDisk->ReadInt8(); |
487 |
// 141-148 vel>sample start 0 -9999..9999 (16-bit signed) |
488 |
for (i=0; i<4; i++) |
489 |
mVelocityToSampleStart[i] = pDisk->ReadInt8(); |
490 |
// 149 vel>volume offset 0 -50..50 |
491 |
for (i=0; i<4; i++) |
492 |
mVelocityToVolumeOffset[i] = pDisk->ReadInt8(); |
493 |
// 150 (not used) |
494 |
|
495 |
return true; |
496 |
} |
497 |
|
498 |
bool AkaiEnveloppe::Load(DiskImage* pDisk) |
499 |
{ |
500 |
// 13 env1 attack 0 0..99 |
501 |
mAttack = pDisk->ReadInt8(); |
502 |
// 14 env1 decay 30 0..99 |
503 |
mDecay = pDisk->ReadInt8(); |
504 |
// 15 env1 sustain 99 0..99 |
505 |
mSustain = pDisk->ReadInt8(); |
506 |
// 16 env1 release 45 0..99 |
507 |
mRelease = pDisk->ReadInt8(); |
508 |
// 17 env1 vel>attack 0 -50..50 |
509 |
mVelocityToAttack = pDisk->ReadInt8(); |
510 |
// 18 env1 vel>release 0 -50..50 |
511 |
mVelocityToRelease = pDisk->ReadInt8(); |
512 |
// 19 env1 offvel>release 0 -50..50 |
513 |
mOffVelocityToRelease = pDisk->ReadInt8(); |
514 |
// 20 env1 key>dec&rel 0 -50..50 |
515 |
mKeyToDecayAndRelease = pDisk->ReadInt8(); |
516 |
return true; |
517 |
} |
518 |
|
519 |
bool AkaiKeygroupSample::Load(DiskImage* pDisk) |
520 |
{ |
521 |
// 35-46 sample 1 name 10,10,10... AKAII character set |
522 |
char buffer[13]; |
523 |
pDisk->Read(buffer, 12, 1); |
524 |
AkaiToAscii(buffer, 12); |
525 |
mName = buffer; |
526 |
|
527 |
// 47 low vel 0 0..127 |
528 |
mLowLevel = pDisk->ReadInt8(); |
529 |
// 48 high vel 127 0..127 |
530 |
uint8_t mHighLevel = pDisk->ReadInt8(); |
531 |
// 49 tune cents 0 -128..127 (-50..50 cents) |
532 |
int8_t mTuneCents = pDisk->ReadInt8(); |
533 |
// 50 tune semitones 0 -50..50 |
534 |
int8_t mTuneSemitones = pDisk->ReadInt8(); |
535 |
// 51 loudness 0 -50..+50 |
536 |
int8_t mLoudness = pDisk->ReadInt8(); |
537 |
// 52 filter 0 -50..+50 |
538 |
int8_t mFilter = pDisk->ReadInt8(); |
539 |
// 53 pan 0 -50..+50 |
540 |
int8_t mPan = pDisk->ReadInt8(); |
541 |
// 54 loop mode 0 0=AS_SAMPLE 1=LOOP_IN_REL |
542 |
// 2=LOOP_UNTIL_REL 3=NO_LOOP |
543 |
// 4=PLAY_TO_END |
544 |
uint8_t mLoopMode = pDisk->ReadInt8(); |
545 |
// 55 (internal use) 255 |
546 |
pDisk->ReadInt8(); |
547 |
// 56 (internal use) 255 |
548 |
pDisk->ReadInt8(); |
549 |
// 57-58 (internal use) 44,1 |
550 |
pDisk->ReadInt16(); |
551 |
// |
552 |
|
553 |
return true; |
554 |
} |
555 |
|
556 |
////////////////////////////////// |
557 |
// AkaiVolume: |
558 |
AkaiVolume::AkaiVolume(DiskImage* pDisk, AkaiPartition* pParent, const AkaiDirEntry& DirEntry) |
559 |
: AkaiDiskElement() |
560 |
{ |
561 |
mpDisk = pDisk; |
562 |
mpParent = pParent; |
563 |
mDirEntry = DirEntry; |
564 |
|
565 |
if (mDirEntry.mType != AKAI_TYPE_DIR_S1000 && mDirEntry.mType != AKAI_TYPE_DIR_S3000) |
566 |
{ |
567 |
printf("Creating Unknown Volume type! %d\n",mDirEntry.mType); |
568 |
#ifdef _WIN32_ |
569 |
OutputDebugString("Creating Unknown Volume type!\n"); |
570 |
#endif |
571 |
} |
572 |
} |
573 |
|
574 |
AkaiVolume::~AkaiVolume() |
575 |
{ |
576 |
{ |
577 |
std::list<AkaiProgram*>::iterator it; |
578 |
std::list<AkaiProgram*>::iterator end = mpPrograms.end(); |
579 |
for (it = mpPrograms.begin(); it != end; it++) |
580 |
if (*it) |
581 |
(*it)->Release(); |
582 |
} |
583 |
|
584 |
{ |
585 |
std::list<AkaiSample*>::iterator it; |
586 |
std::list<AkaiSample*>::iterator end = mpSamples.end(); |
587 |
for (it = mpSamples.begin(); it != end; it++) |
588 |
if (*it) |
589 |
(*it)->Release(); |
590 |
} |
591 |
} |
592 |
|
593 |
uint AkaiVolume::ReadDir() |
594 |
{ |
595 |
uint i; |
596 |
if (mpPrograms.empty()) |
597 |
{ |
598 |
uint maxfiles = ReadFAT(mpDisk, mpParent,mDirEntry.mStart) ? AKAI_MAX_FILE_ENTRIES_S1000 : AKAI_MAX_FILE_ENTRIES_S3000; |
599 |
for (i = 0; i < maxfiles; i++) |
600 |
{ |
601 |
AkaiDirEntry DirEntry; |
602 |
ReadDirEntry(mpDisk, mpParent, DirEntry, mDirEntry.mStart, i); |
603 |
DirEntry.mIndex = i; |
604 |
if (DirEntry.mType == 'p') |
605 |
{ |
606 |
AkaiProgram* pProgram = new AkaiProgram(mpDisk, this, DirEntry); |
607 |
pProgram->Acquire(); |
608 |
mpPrograms.push_back(pProgram); |
609 |
} |
610 |
else if (DirEntry.mType == 's') |
611 |
{ |
612 |
AkaiSample* pSample = new AkaiSample(mpDisk, this, DirEntry); |
613 |
pSample->Acquire(); |
614 |
mpSamples.push_back(pSample); |
615 |
} |
616 |
} |
617 |
} |
618 |
return (uint)(mpPrograms.size() + mpSamples.size()); |
619 |
} |
620 |
|
621 |
uint AkaiVolume::ListPrograms(std::list<AkaiDirEntry>& rPrograms) |
622 |
{ |
623 |
rPrograms.clear(); |
624 |
ReadDir(); |
625 |
|
626 |
std::list<AkaiProgram*>::iterator it; |
627 |
std::list<AkaiProgram*>::iterator end = mpPrograms.end(); |
628 |
for (it = mpPrograms.begin(); it != end; it++) |
629 |
if (*it) |
630 |
rPrograms.push_back((*it)->GetDirEntry()); |
631 |
return (uint)rPrograms.size(); |
632 |
} |
633 |
|
634 |
AkaiProgram* AkaiVolume::GetProgram(uint Index) |
635 |
{ |
636 |
uint i = 0; |
637 |
|
638 |
if (mpPrograms.empty()) |
639 |
{ |
640 |
std::list<AkaiDirEntry> dummy; |
641 |
ListPrograms(dummy); |
642 |
} |
643 |
|
644 |
std::list<AkaiProgram*>::iterator it; |
645 |
std::list<AkaiProgram*>::iterator end = mpPrograms.end(); |
646 |
for (it = mpPrograms.begin(); it != end; it++) |
647 |
{ |
648 |
if (*it && i == Index) |
649 |
{ |
650 |
(*it)->Acquire(); |
651 |
return *it; |
652 |
} |
653 |
i++; |
654 |
} |
655 |
return NULL; |
656 |
} |
657 |
|
658 |
AkaiProgram* AkaiVolume::GetProgram(const String& rName) |
659 |
{ |
660 |
if (mpPrograms.empty()) |
661 |
{ |
662 |
std::list<AkaiDirEntry> dummy; |
663 |
ListPrograms(dummy); |
664 |
} |
665 |
|
666 |
std::list<AkaiProgram*>::iterator it; |
667 |
std::list<AkaiProgram*>::iterator end = mpPrograms.end(); |
668 |
for (it = mpPrograms.begin(); it != end; it++) |
669 |
{ |
670 |
if (*it && rName == (*it)->GetDirEntry().mName) |
671 |
{ |
672 |
(*it)->Acquire(); |
673 |
return *it; |
674 |
} |
675 |
} |
676 |
return NULL; |
677 |
} |
678 |
|
679 |
uint AkaiVolume::ListSamples(std::list<AkaiDirEntry>& rSamples) |
680 |
{ |
681 |
rSamples.clear(); |
682 |
ReadDir(); |
683 |
|
684 |
std::list<AkaiSample*>::iterator it; |
685 |
std::list<AkaiSample*>::iterator end = mpSamples.end(); |
686 |
for (it = mpSamples.begin(); it != end; it++) |
687 |
if (*it) |
688 |
rSamples.push_back((*it)->GetDirEntry()); |
689 |
return (uint)rSamples.size(); |
690 |
} |
691 |
|
692 |
AkaiSample* AkaiVolume::GetSample(uint Index) |
693 |
{ |
694 |
uint i = 0; |
695 |
|
696 |
if (mpSamples.empty()) |
697 |
{ |
698 |
std::list<AkaiDirEntry> dummy; |
699 |
ListSamples(dummy); |
700 |
} |
701 |
|
702 |
std::list<AkaiSample*>::iterator it; |
703 |
std::list<AkaiSample*>::iterator end = mpSamples.end(); |
704 |
for (it = mpSamples.begin(); it != end; it++) |
705 |
{ |
706 |
if (*it && i == Index) |
707 |
{ |
708 |
(*it)->Acquire(); |
709 |
return *it; |
710 |
} |
711 |
i++; |
712 |
} |
713 |
return NULL; |
714 |
} |
715 |
|
716 |
AkaiSample* AkaiVolume::GetSample(const String& rName) |
717 |
{ |
718 |
if (mpSamples.empty()) |
719 |
{ |
720 |
std::list<AkaiDirEntry> dummy; |
721 |
ListSamples(dummy); |
722 |
} |
723 |
|
724 |
std::list<AkaiSample*>::iterator it; |
725 |
std::list<AkaiSample*>::iterator end = mpSamples.end(); |
726 |
for (it = mpSamples.begin(); it != end; it++) |
727 |
{ |
728 |
if (*it && rName == (*it)->GetDirEntry().mName) |
729 |
{ |
730 |
(*it)->Acquire(); |
731 |
return *it; |
732 |
} |
733 |
} |
734 |
return NULL; |
735 |
} |
736 |
|
737 |
AkaiDirEntry AkaiVolume::GetDirEntry() |
738 |
{ |
739 |
return mDirEntry; |
740 |
} |
741 |
|
742 |
bool AkaiVolume::IsEmpty() |
743 |
{ |
744 |
return ReadDir() == 0; |
745 |
} |
746 |
|
747 |
|
748 |
////////////////////////////////// |
749 |
// AkaiPartition: |
750 |
AkaiPartition::AkaiPartition(DiskImage* pDisk, AkaiDisk* pParent) |
751 |
{ |
752 |
mpDisk = pDisk; |
753 |
mpParent = pParent; |
754 |
} |
755 |
|
756 |
AkaiPartition::~AkaiPartition() |
757 |
{ |
758 |
std::list<AkaiVolume*>::iterator it; |
759 |
std::list<AkaiVolume*>::iterator end = mpVolumes.end(); |
760 |
for (it = mpVolumes.begin(); it != end; it++) |
761 |
if (*it) |
762 |
(*it)->Release(); |
763 |
} |
764 |
|
765 |
uint AkaiPartition::ListVolumes(std::list<AkaiDirEntry>& rVolumes) |
766 |
{ |
767 |
rVolumes.clear(); |
768 |
uint i; |
769 |
if (mpVolumes.empty()) |
770 |
{ |
771 |
for (i = 0; i < AKAI_MAX_DIR_ENTRIES; i++) |
772 |
{ |
773 |
AkaiDirEntry DirEntry; |
774 |
ReadDirEntry(mpDisk, this, DirEntry, AKAI_ROOT_ENTRY_OFFSET, i); |
775 |
DirEntry.mIndex = i; |
776 |
if (DirEntry.mType == AKAI_TYPE_DIR_S1000 || DirEntry.mType == AKAI_TYPE_DIR_S3000) |
777 |
{ |
778 |
AkaiVolume* pVolume = new AkaiVolume(mpDisk, this, DirEntry); |
779 |
pVolume->Acquire(); |
780 |
if (!pVolume->IsEmpty()) |
781 |
{ |
782 |
mpVolumes.push_back(pVolume); |
783 |
rVolumes.push_back(DirEntry); |
784 |
} |
785 |
else |
786 |
pVolume->Release(); |
787 |
} |
788 |
} |
789 |
} |
790 |
else |
791 |
{ |
792 |
std::list<AkaiVolume*>::iterator it; |
793 |
std::list<AkaiVolume*>::iterator end = mpVolumes.end(); |
794 |
for (it = mpVolumes.begin(); it != end; it++) |
795 |
if (*it) |
796 |
rVolumes.push_back((*it)->GetDirEntry()); |
797 |
} |
798 |
return (uint)rVolumes.size(); |
799 |
} |
800 |
|
801 |
AkaiVolume* AkaiPartition::GetVolume(uint Index) |
802 |
{ |
803 |
uint i = 0; |
804 |
|
805 |
if (mpVolumes.empty()) |
806 |
{ |
807 |
std::list<AkaiDirEntry> dummy; |
808 |
ListVolumes(dummy); |
809 |
} |
810 |
|
811 |
std::list<AkaiVolume*>::iterator it; |
812 |
std::list<AkaiVolume*>::iterator end = mpVolumes.end(); |
813 |
for (it = mpVolumes.begin(); it != end; it++) |
814 |
{ |
815 |
if (*it && i == Index) |
816 |
{ |
817 |
(*it)->Acquire(); |
818 |
return *it; |
819 |
} |
820 |
i++; |
821 |
} |
822 |
return NULL; |
823 |
} |
824 |
|
825 |
AkaiVolume* AkaiPartition::GetVolume(const String& rName) |
826 |
{ |
827 |
if (mpVolumes.empty()) |
828 |
{ |
829 |
std::list<AkaiDirEntry> dummy; |
830 |
ListVolumes(dummy); |
831 |
} |
832 |
|
833 |
std::list<AkaiVolume*>::iterator it; |
834 |
std::list<AkaiVolume*>::iterator end = mpVolumes.end(); |
835 |
for (it = mpVolumes.begin(); it != end; it++) |
836 |
{ |
837 |
if (*it && rName == (*it)->GetDirEntry().mName) |
838 |
{ |
839 |
(*it)->Acquire(); |
840 |
return *it; |
841 |
} |
842 |
} |
843 |
return NULL; |
844 |
} |
845 |
|
846 |
bool AkaiPartition::IsEmpty() |
847 |
{ |
848 |
std::list<AkaiDirEntry> Volumes; |
849 |
return ListVolumes(Volumes) == 0; |
850 |
} |
851 |
|
852 |
|
853 |
////////////////////////////////// |
854 |
// AkaiDisk: |
855 |
AkaiDisk::AkaiDisk(DiskImage* pDisk) |
856 |
{ |
857 |
mpDisk = pDisk; |
858 |
} |
859 |
|
860 |
AkaiDisk::~AkaiDisk() |
861 |
{ |
862 |
std::list<AkaiPartition*>::iterator it; |
863 |
std::list<AkaiPartition*>::iterator end = mpPartitions.end(); |
864 |
for (it = mpPartitions.begin(); it != end ; it++) |
865 |
if (*it) |
866 |
(*it)->Release(); |
867 |
} |
868 |
|
869 |
uint AkaiDisk::GetPartitionCount() |
870 |
{ |
871 |
if (!mpPartitions.empty()) |
872 |
return (uint)mpPartitions.size(); |
873 |
|
874 |
uint offset = 0; |
875 |
uint16_t size = 0; |
876 |
while (size != AKAI_PARTITION_END_MARK && size != 0x0fff && size != 0xffff |
877 |
&& size<30720 && mpPartitions.size()<9) |
878 |
{ |
879 |
// printf("size: %x\t",size); |
880 |
AkaiPartition* pPartition = new AkaiPartition(mpDisk,this); |
881 |
pPartition->Acquire(); |
882 |
pPartition->SetOffset(offset); |
883 |
|
884 |
if (!pPartition->IsEmpty()) |
885 |
{ |
886 |
mpPartitions.push_back(pPartition); // Add this partitions' offset to the list. |
887 |
} |
888 |
|
889 |
mpDisk->SetPos(offset); |
890 |
if (!mpDisk->ReadInt16(&size)) |
891 |
return (uint)mpPartitions.size(); |
892 |
uint t = size; |
893 |
offset += AKAI_BLOCK_SIZE * t; |
894 |
// printf("new offset %d / size %d\n",offset,size); |
895 |
} |
896 |
|
897 |
return (uint)mpPartitions.size(); |
898 |
} |
899 |
|
900 |
AkaiPartition* AkaiDisk::GetPartition(uint count) |
901 |
{ |
902 |
std::list<AkaiPartition*>::iterator it; |
903 |
std::list<AkaiPartition*>::iterator end = mpPartitions.end(); |
904 |
uint i = 0; |
905 |
for (i = 0, it = mpPartitions.begin(); it != end && i != count; i++) it++; |
906 |
|
907 |
if (i != count || it == end) |
908 |
return NULL; |
909 |
|
910 |
(*it)->Acquire(); |
911 |
return *it; |
912 |
} |
913 |
|
914 |
///////////////////////// |
915 |
// AkaiDiskElement |
916 |
|
917 |
int AkaiDiskElement::ReadFAT(DiskImage* pDisk, AkaiPartition* pPartition, int block) |
918 |
{ |
919 |
int16_t value = 0; |
920 |
pDisk->SetPos(pPartition->GetOffset()+AKAI_FAT_OFFSET + block*2); |
921 |
pDisk->Read(&value, 2,1); |
922 |
return value; |
923 |
} |
924 |
|
925 |
|
926 |
bool AkaiDiskElement::ReadDirEntry(DiskImage* pDisk, AkaiPartition* pPartition, AkaiDirEntry& rEntry, int block, int pos) |
927 |
{ |
928 |
char buffer[13]; |
929 |
|
930 |
if (block == AKAI_ROOT_ENTRY_OFFSET) |
931 |
{ |
932 |
pDisk->SetPos(pPartition->GetOffset()+AKAI_DIR_ENTRY_OFFSET + pos * AKAI_DIR_ENTRY_SIZE); |
933 |
pDisk->Read(buffer, 12, 1); |
934 |
AkaiToAscii(buffer, 12); |
935 |
rEntry.mName = buffer; |
936 |
|
937 |
pDisk->ReadInt16(&rEntry.mType); |
938 |
pDisk->ReadInt16(&rEntry.mStart); |
939 |
rEntry.mSize = 0; |
940 |
return true; |
941 |
} |
942 |
else |
943 |
{ |
944 |
if (pos < 341) |
945 |
{ |
946 |
pDisk->SetPos(block * AKAI_BLOCK_SIZE + pos * AKAI_FILE_ENTRY_SIZE + pPartition->GetOffset()); |
947 |
} |
948 |
else |
949 |
{ |
950 |
int temp; |
951 |
temp = ReadFAT(pDisk, pPartition, block); |
952 |
pDisk->SetPos(pPartition->GetOffset()+temp * AKAI_BLOCK_SIZE + (pos - 341) * AKAI_FILE_ENTRY_SIZE); |
953 |
} |
954 |
|
955 |
pDisk->Read(buffer, 12, 1); |
956 |
AkaiToAscii(buffer, 12); |
957 |
rEntry.mName = buffer; |
958 |
|
959 |
uint8_t t1,t2,t3; |
960 |
pDisk->SetPos(4,akai_stream_curpos); |
961 |
pDisk->Read(&t1, 1,1); |
962 |
rEntry.mType = t1; |
963 |
|
964 |
pDisk->Read(&t1, 1,1); |
965 |
pDisk->Read(&t2, 1,1); |
966 |
pDisk->Read(&t3, 1,1); |
967 |
rEntry.mSize = (unsigned char)t1 | ((unsigned char)t2 <<8) | ((unsigned char)t3<<16); |
968 |
|
969 |
pDisk->ReadInt16(&rEntry.mStart,1); |
970 |
return true; |
971 |
} // not root block |
972 |
} |
973 |
|
974 |
void AkaiDiskElement::AkaiToAscii(char * buffer, int length) |
975 |
{ |
976 |
int i; |
977 |
|
978 |
for (i = 0; i < length; i++) |
979 |
{ |
980 |
if (buffer[i]>=0 && buffer[i]<=9) |
981 |
buffer[i] +=48; |
982 |
else if (buffer[i]==10) |
983 |
buffer[i] = 32; |
984 |
else if (buffer[i]>=11 && buffer[i]<=36) |
985 |
buffer[i] = 64+(buffer[i]-10); |
986 |
else |
987 |
buffer[i] = 32; |
988 |
} |
989 |
buffer[length] = '\0'; |
990 |
while (length-- > 0 && buffer[length] == 32) |
991 |
{ |
992 |
// This block intentionaly left blank :) |
993 |
} |
994 |
buffer[length+1] = '\0'; |
995 |
} |
996 |
|
997 |
|
998 |
////////////////////////////////// |
999 |
// DiskImage: |
1000 |
|
1001 |
DiskImage::DiskImage(const char* path) |
1002 |
{ |
1003 |
Init(); |
1004 |
OpenStream(path); |
1005 |
} |
1006 |
|
1007 |
#ifdef _CARBON_ |
1008 |
kern_return_t FindEjectableCDMedia( io_iterator_t *mediaIterator ) |
1009 |
{ |
1010 |
kern_return_t kernResult; |
1011 |
mach_port_t masterPort; |
1012 |
CFMutableDictionaryRef classesToMatch; |
1013 |
|
1014 |
kernResult = IOMasterPort( MACH_PORT_NULL, &masterPort ); |
1015 |
if ( KERN_SUCCESS != kernResult ) |
1016 |
{ |
1017 |
printf( "IOMasterPort returned %d\n", kernResult ); |
1018 |
} |
1019 |
|
1020 |
classesToMatch = IOServiceMatching( kIOCDMediaClass ); |
1021 |
if ( classesToMatch == NULL ) |
1022 |
{ |
1023 |
printf( "IOServiceMatching returned a NULL dictionary.\n" ); |
1024 |
} |
1025 |
else |
1026 |
{ |
1027 |
CFDictionarySetValue( classesToMatch, CFSTR( kIOMediaEjectableKey ), kCFBooleanTrue ); |
1028 |
} |
1029 |
|
1030 |
kernResult = IOServiceGetMatchingServices( masterPort, classesToMatch, mediaIterator ); |
1031 |
if ( KERN_SUCCESS != kernResult ) |
1032 |
{ |
1033 |
printf( "IOServiceGetMatchingServices returned %d\n", kernResult ); |
1034 |
} |
1035 |
|
1036 |
return kernResult; |
1037 |
} |
1038 |
|
1039 |
kern_return_t GetBSDPath( io_iterator_t mediaIterator, char *bsdPath, CFIndex maxPathSize ) |
1040 |
{ |
1041 |
io_object_t nextMedia; |
1042 |
kern_return_t kernResult = KERN_FAILURE; |
1043 |
|
1044 |
*bsdPath = '\0'; |
1045 |
|
1046 |
nextMedia = IOIteratorNext( mediaIterator ); |
1047 |
if ( nextMedia ) |
1048 |
{ |
1049 |
CFTypeRef bsdPathAsCFString; |
1050 |
|
1051 |
bsdPathAsCFString = IORegistryEntryCreateCFProperty( nextMedia, |
1052 |
CFSTR( kIOBSDNameKey ), |
1053 |
kCFAllocatorDefault, |
1054 |
0 ); |
1055 |
if ( bsdPathAsCFString ) |
1056 |
{ |
1057 |
size_t devPathLength; |
1058 |
|
1059 |
strcpy( bsdPath, _PATH_DEV ); |
1060 |
strcat( bsdPath, "r" ); |
1061 |
|
1062 |
devPathLength = strlen( bsdPath ); |
1063 |
|
1064 |
if ( CFStringGetCString( (__CFString*)bsdPathAsCFString, |
1065 |
bsdPath + devPathLength, |
1066 |
maxPathSize - devPathLength, |
1067 |
kCFStringEncodingASCII ) ) |
1068 |
{ |
1069 |
printf( "BSD path: %s\n", bsdPath ); |
1070 |
kernResult = KERN_SUCCESS; |
1071 |
} |
1072 |
|
1073 |
CFRelease( bsdPathAsCFString ); |
1074 |
} |
1075 |
IOObjectRelease( nextMedia ); |
1076 |
} |
1077 |
|
1078 |
return kernResult; |
1079 |
} |
1080 |
|
1081 |
struct _CDMSF |
1082 |
{ |
1083 |
u_char minute; |
1084 |
u_char second; |
1085 |
u_char frame; |
1086 |
}; |
1087 |
|
1088 |
/* converting from minute-second to logical block entity */ |
1089 |
#define MSF_TO_LBA(msf) (((((msf).minute * 60UL) + (msf).second) * 75UL) + (msf).frame - 150) |
1090 |
|
1091 |
struct _CDTOC_Desc |
1092 |
{ |
1093 |
u_char session; |
1094 |
u_char ctrl_adr; /* typed to be machine and compiler independent */ |
1095 |
u_char tno; |
1096 |
u_char point; |
1097 |
struct _CDMSF address; |
1098 |
u_char zero; |
1099 |
struct _CDMSF p; |
1100 |
}; |
1101 |
|
1102 |
struct _CDTOC |
1103 |
{ |
1104 |
u_short length; /* in native cpu endian */ |
1105 |
u_char first_session; |
1106 |
u_char last_session; |
1107 |
struct _CDTOC_Desc trackdesc[1]; |
1108 |
}; |
1109 |
|
1110 |
static struct _CDTOC * ReadTOC (const char * devpath ) |
1111 |
{ |
1112 |
struct _CDTOC * toc_p = NULL; |
1113 |
io_iterator_t iterator = 0; |
1114 |
io_registry_entry_t service = 0; |
1115 |
CFDictionaryRef properties = 0; |
1116 |
CFDataRef data = 0; |
1117 |
mach_port_t port = 0; |
1118 |
char * devname; |
1119 |
if (( devname = strrchr( devpath, '/' )) != NULL ) |
1120 |
{ |
1121 |
++devname; |
1122 |
} |
1123 |
else |
1124 |
{ |
1125 |
devname = ( char *) devpath; |
1126 |
} |
1127 |
|
1128 |
if ( IOMasterPort(bootstrap_port, &port ) != KERN_SUCCESS ) |
1129 |
{ |
1130 |
printf( "IOMasterPort failed\n" ); goto Exit ; |
1131 |
} |
1132 |
if ( IOServiceGetMatchingServices( port, IOBSDNameMatching( port, 0, devname ), |
1133 |
&iterator ) != KERN_SUCCESS ) |
1134 |
{ |
1135 |
printf( "IOServiceGetMatchingServices failed\n" ); goto Exit ; |
1136 |
} |
1137 |
|
1138 |
char buffer[1024]; |
1139 |
IOObjectGetClass(iterator,buffer); |
1140 |
printf("Service: %s\n",buffer); |
1141 |
|
1142 |
|
1143 |
IOIteratorReset (iterator); |
1144 |
service = IOIteratorNext( iterator ); |
1145 |
|
1146 |
IOObjectRelease( iterator ); |
1147 |
|
1148 |
iterator = 0; |
1149 |
while ( service && !IOObjectConformsTo( service, "IOCDMedia" )) |
1150 |
{ |
1151 |
char buffer[1024]; |
1152 |
IOObjectGetClass(service,buffer); |
1153 |
printf("Service: %s\n",buffer); |
1154 |
|
1155 |
if ( IORegistryEntryGetParentIterator( service, kIOServicePlane, &iterator ) != KERN_SUCCESS ) |
1156 |
{ |
1157 |
printf( "IORegistryEntryGetParentIterator failed\n" ); |
1158 |
goto Exit ; |
1159 |
} |
1160 |
|
1161 |
IOObjectRelease( service ); |
1162 |
service = IOIteratorNext( iterator ); |
1163 |
IOObjectRelease( iterator ); |
1164 |
|
1165 |
} |
1166 |
if ( service == NULL ) |
1167 |
{ |
1168 |
printf( "CD media not found\n" ); goto Exit ; |
1169 |
} |
1170 |
if ( IORegistryEntryCreateCFProperties( service, (__CFDictionary **) &properties, |
1171 |
kCFAllocatorDefault, |
1172 |
kNilOptions ) != KERN_SUCCESS ) |
1173 |
{ |
1174 |
printf( "IORegistryEntryGetParentIterator failed\n" ); goto Exit ; |
1175 |
} |
1176 |
|
1177 |
data = (CFDataRef) CFDictionaryGetValue( properties, CFSTR( "TOC" ) ); |
1178 |
if ( data == NULL ) |
1179 |
{ |
1180 |
printf( "CFDictionaryGetValue failed\n" ); goto Exit ; |
1181 |
} |
1182 |
else |
1183 |
{ |
1184 |
|
1185 |
CFRange range; |
1186 |
CFIndex buflen; |
1187 |
|
1188 |
buflen = CFDataGetLength( data ) + 1; |
1189 |
range = CFRangeMake( 0, buflen ); |
1190 |
toc_p = ( struct _CDTOC *) malloc( buflen ); |
1191 |
if ( toc_p == NULL ) |
1192 |
{ |
1193 |
printf( "Out of memory\n" ); goto Exit ; |
1194 |
} |
1195 |
else |
1196 |
{ |
1197 |
CFDataGetBytes( data, range, ( unsigned char *) toc_p ); |
1198 |
} |
1199 |
|
1200 |
/* |
1201 |
fprintf( stderr, "Table of contents\n length %d first %d last %d\n", |
1202 |
toc_p->length, toc_p->first_session, toc_p->last_session ); |
1203 |
*/ |
1204 |
|
1205 |
CFRelease( properties ); |
1206 |
|
1207 |
} |
1208 |
Exit : |
1209 |
if ( service ) |
1210 |
{ |
1211 |
IOObjectRelease( service ); |
1212 |
} |
1213 |
|
1214 |
return toc_p; |
1215 |
} |
1216 |
#endif // _CARBON_ |
1217 |
|
1218 |
DiskImage::DiskImage(int disk) |
1219 |
{ |
1220 |
Init(); |
1221 |
#ifdef _WIN32_ |
1222 |
char buffer[1024]; |
1223 |
sprintf(buffer,"%c:\\",'A'+disk); |
1224 |
mSize = GetFileSize(buffer,NULL); |
1225 |
|
1226 |
sprintf(buffer,"\\\\.\\%c:",'a'+disk); |
1227 |
mFile = CreateFile(buffer, GENERIC_READ,0,NULL,OPEN_EXISTING, FILE_FLAG_RANDOM_ACCESS,NULL); |
1228 |
|
1229 |
DWORD junk; |
1230 |
DISK_GEOMETRY dg; |
1231 |
DISK_GEOMETRY* pdg = &dg; |
1232 |
BOOL res = DeviceIoControl(mFile, |
1233 |
IOCTL_DISK_GET_DRIVE_GEOMETRY, |
1234 |
NULL, 0, |
1235 |
pdg, sizeof(*pdg), |
1236 |
&junk, |
1237 |
NULL); |
1238 |
|
1239 |
if (res) |
1240 |
{ |
1241 |
mSize = dg.BytesPerSector * dg.SectorsPerTrack * dg.TracksPerCylinder * dg.Cylinders.LowPart; |
1242 |
mClusterSize = dg.BytesPerSector; |
1243 |
} |
1244 |
#elif defined _CARBON_ |
1245 |
kern_return_t kernResult; |
1246 |
io_iterator_t mediaIterator; |
1247 |
char bsdPath[ MAXPATHLEN ]; |
1248 |
kernResult = FindEjectableCDMedia( &mediaIterator ); |
1249 |
kernResult = GetBSDPath( mediaIterator, bsdPath, sizeof( bsdPath ) ); |
1250 |
if ( bsdPath[ 0 ] != '\0' ) |
1251 |
{ |
1252 |
strcpy(bsdPath,"/dev/rdisk1s0"); |
1253 |
|
1254 |
struct _CDTOC * toc = ReadTOC( bsdPath ); |
1255 |
if ( toc ) |
1256 |
{ |
1257 |
size_t toc_entries = ( toc->length - 2 ) / sizeof (struct _CDTOC_Desc ); |
1258 |
|
1259 |
int start_sector = -1; |
1260 |
int data_track = -1; |
1261 |
// Iterate through the list backward. Pick the first data track and |
1262 |
// get the address of the immediately previous (or following depending |
1263 |
// on how you look at it). The difference in the sector numbers |
1264 |
// is returned as the sized of the data track. |
1265 |
for (int i=toc_entries - 1; i>=0; i-- ) |
1266 |
{ |
1267 |
if ( start_sector != -1 ) |
1268 |
{ |
1269 |
start_sector = MSF_TO_LBA(toc->trackdesc[i].p) - start_sector; |
1270 |
break ; |
1271 |
|
1272 |
} |
1273 |
if (( toc->trackdesc[i].ctrl_adr >> 4) != 1 ) |
1274 |
continue ; |
1275 |
if ( toc->trackdesc[i].ctrl_adr & 0x04 ) |
1276 |
{ |
1277 |
data_track = toc->trackdesc[i].point; |
1278 |
start_sector = MSF_TO_LBA(toc->trackdesc[i].p); |
1279 |
} |
1280 |
} |
1281 |
|
1282 |
free( toc ); |
1283 |
if ( start_sector == -1 ) |
1284 |
{ |
1285 |
start_sector = 0; |
1286 |
} |
1287 |
} |
1288 |
// mSize = start_sector; |
1289 |
// printf("size %d\n",mSize); |
1290 |
|
1291 |
|
1292 |
mFile = open(bsdPath,O_RDONLY); |
1293 |
if (!mFile) |
1294 |
printf("Error while opening file: %s\n",bsdPath); |
1295 |
else |
1296 |
{ |
1297 |
printf("opened file: %s\n",bsdPath); |
1298 |
|
1299 |
mSize = lseek(mFile,1000000000,SEEK_SET); |
1300 |
printf("size %d\n",mSize); |
1301 |
lseek(mFile,0,SEEK_SET); |
1302 |
|
1303 |
mSize = 700 * 1024 * 1024; |
1304 |
|
1305 |
} |
1306 |
} |
1307 |
if ( mediaIterator ) |
1308 |
{ |
1309 |
IOObjectRelease( mediaIterator ); |
1310 |
} |
1311 |
#elif LINUX |
1312 |
OpenStream("/dev/cdrom"); |
1313 |
#endif |
1314 |
} |
1315 |
|
1316 |
void DiskImage::Init() |
1317 |
{ |
1318 |
mFile = 0; |
1319 |
mPos = 0; |
1320 |
mCluster = (uint)-1; |
1321 |
mStartFrame = -1; |
1322 |
mEndFrame = -1; |
1323 |
#ifdef _WIN32_ |
1324 |
mpCache = (char*) VirtualAlloc(NULL,mClusterSize,MEM_COMMIT,PAGE_READWRITE); |
1325 |
#else |
1326 |
mpCache = NULL; // we allocate the cache later when we know what type of media we access |
1327 |
#endif |
1328 |
} |
1329 |
|
1330 |
DiskImage::~DiskImage() |
1331 |
{ |
1332 |
#ifdef _WIN32_ |
1333 |
if (mFile != INVALID_HANDLE_VALUE) |
1334 |
{ |
1335 |
CloseHandle(mFile); |
1336 |
} |
1337 |
#elif defined _CARBON_ || LINUX |
1338 |
if (mFile) |
1339 |
{ |
1340 |
close(mFile); |
1341 |
} |
1342 |
#endif |
1343 |
if (mpCache) |
1344 |
{ |
1345 |
#ifdef _WIN32_ |
1346 |
VirtualFree(mpCache, 0, MEM_RELEASE); |
1347 |
#elif defined _CARBON_ || LINUX |
1348 |
free(mpCache); |
1349 |
#endif |
1350 |
} |
1351 |
} |
1352 |
|
1353 |
akai_stream_state_t DiskImage::GetState() const |
1354 |
{ |
1355 |
if (!mFile) return akai_stream_closed; |
1356 |
if (mPos > mSize) return akai_stream_end_reached; |
1357 |
return akai_stream_ready; |
1358 |
} |
1359 |
|
1360 |
int DiskImage::GetPos() const |
1361 |
{ |
1362 |
return mPos; |
1363 |
} |
1364 |
|
1365 |
int DiskImage::SetPos(int Where, akai_stream_whence_t Whence) |
1366 |
{ |
1367 |
// printf("setpos %d\n",Where); |
1368 |
int w = Where; |
1369 |
switch (Whence) |
1370 |
{ |
1371 |
case akai_stream_start: |
1372 |
mPos = w; |
1373 |
break; |
1374 |
/*case eStreamRewind: |
1375 |
w = -w;*/ |
1376 |
case akai_stream_curpos: |
1377 |
mPos += w; |
1378 |
break; |
1379 |
case akai_stream_end: |
1380 |
mPos = mSize - w; |
1381 |
break; |
1382 |
} |
1383 |
// if (mPos > mSize) |
1384 |
// mPos = mSize; |
1385 |
if (mPos < 0) |
1386 |
mPos = 0; |
1387 |
return mPos; |
1388 |
} |
1389 |
|
1390 |
int DiskImage::Available (uint WordSize) |
1391 |
{ |
1392 |
return (mSize-mPos)/WordSize; |
1393 |
} |
1394 |
|
1395 |
int DiskImage::Read(void* pData, uint WordCount, uint WordSize) |
1396 |
{ |
1397 |
int readbytes = 0; |
1398 |
int sizetoread = WordCount * WordSize; |
1399 |
|
1400 |
while (sizetoread > 0) { |
1401 |
if (mSize <= mPos) return readbytes / WordSize; |
1402 |
int requestedCluster = (mRegularFile) ? mPos / mClusterSize |
1403 |
: mPos / mClusterSize + mStartFrame; |
1404 |
if (mCluster != requestedCluster) { // read the requested cluster into cache |
1405 |
mCluster = requestedCluster; |
1406 |
#ifdef _WIN32_ |
1407 |
if (mCluster * mClusterSize != SetFilePointer(mFile, mCluster * mClusterSize, NULL, FILE_BEGIN)) { |
1408 |
printf("ERROR: couldn't seek device!\n"); |
1409 |
if ((readbytes > 0) && (mEndian != eEndianNative)) { |
1410 |
switch (WordSize) { |
1411 |
case 2: bswap_16_s ((uint16*)pData, readbytes); break; |
1412 |
case 4: bswap_32_s ((uint32*)pData, readbytes); break; |
1413 |
case 8: bswap_64_s ((uint64*)pData, readbytes); break; |
1414 |
} |
1415 |
} |
1416 |
return readbytes / WordSize; |
1417 |
} |
1418 |
DWORD size; |
1419 |
ReadFile(mFile, mpCache, mClusterSize, &size, NULL); |
1420 |
#elif defined _CARBON_ || LINUX |
1421 |
if (mCluster * mClusterSize != lseek(mFile, mCluster * mClusterSize, SEEK_SET)) |
1422 |
return readbytes / WordSize; |
1423 |
// printf("trying to read %d bytes from device!\n",mClusterSize); |
1424 |
int size = read(mFile, mpCache, mClusterSize); |
1425 |
// printf("read %d bytes from device!\n",size); |
1426 |
#endif |
1427 |
} |
1428 |
// printf("read %d bytes at pos %d\n",WordCount*WordSize,mPos); |
1429 |
|
1430 |
int currentReadSize = sizetoread; |
1431 |
int posInCluster = mPos % mClusterSize; |
1432 |
if (currentReadSize > mClusterSize - posInCluster) // restrict to this current cached cluster. |
1433 |
currentReadSize = mClusterSize - posInCluster; |
1434 |
|
1435 |
memcpy((uint8_t*)pData + readbytes, mpCache + posInCluster, currentReadSize); |
1436 |
|
1437 |
mPos += currentReadSize; |
1438 |
readbytes += currentReadSize; |
1439 |
sizetoread -= currentReadSize; |
1440 |
// printf("new pos %d\n",mPos); |
1441 |
} |
1442 |
|
1443 |
#if 0 |
1444 |
if ((readbytes > 0) && (mEndian != eEndianNative)) |
1445 |
switch (WordSize) |
1446 |
{ |
1447 |
case 2: bswap_16_s ((uint16_t*)pData, readbytes); break; |
1448 |
case 4: bswap_32_s ((uint32_t*)pData, readbytes); break; |
1449 |
case 8: bswap_64_s ((uint64_t*)pData, readbytes); break; |
1450 |
} |
1451 |
#endif |
1452 |
|
1453 |
return readbytes / WordSize; |
1454 |
} |
1455 |
|
1456 |
void DiskImage::ReadInt8(uint8_t* pData, uint WordCount) { |
1457 |
Read(pData, WordCount, 1); |
1458 |
} |
1459 |
|
1460 |
void DiskImage::ReadInt16(uint16_t* pData, uint WordCount) { |
1461 |
int i; |
1462 |
for (i = 0; i < WordCount; i++) { |
1463 |
*(pData + i) = ReadInt16(); |
1464 |
} |
1465 |
} |
1466 |
|
1467 |
void DiskImage::ReadInt32(uint32_t* pData, uint WordCount) { |
1468 |
int i; |
1469 |
for (i = 0; i < WordCount; i++) { |
1470 |
*(pData + i) = ReadInt32(); |
1471 |
} |
1472 |
} |
1473 |
|
1474 |
int DiskImage::ReadInt8(uint8_t* pData) { |
1475 |
return Read(pData, 1, 1); |
1476 |
} |
1477 |
|
1478 |
int DiskImage::ReadInt16(uint16_t* pData) { |
1479 |
int result = Read(pData, 1, 2); |
1480 |
#if WORDS_BIGENDIAN |
1481 |
swapBytes_16(pData); |
1482 |
#endif |
1483 |
return result; |
1484 |
} |
1485 |
|
1486 |
int DiskImage::ReadInt32(uint32_t* pData) { |
1487 |
int result = Read(pData, 1, 4); |
1488 |
#if WORDS_BIGENDIAN |
1489 |
swapBytes_32(pData); |
1490 |
#endif |
1491 |
return result; |
1492 |
} |
1493 |
|
1494 |
uint8_t DiskImage::ReadInt8() |
1495 |
{ |
1496 |
uint8_t word; |
1497 |
Read(&word,1,1); |
1498 |
return word; |
1499 |
} |
1500 |
|
1501 |
uint16_t DiskImage::ReadInt16() |
1502 |
{ |
1503 |
uint16_t word; |
1504 |
Read(&word,1,2); |
1505 |
#if WORDS_BIGENDIAN |
1506 |
swapBytes_16(&word); |
1507 |
#endif |
1508 |
return word; |
1509 |
} |
1510 |
|
1511 |
uint32_t DiskImage::ReadInt32() |
1512 |
{ |
1513 |
uint32_t word; |
1514 |
Read(&word,1,4); |
1515 |
#if WORDS_BIGENDIAN |
1516 |
swapBytes_32(&word); |
1517 |
#endif |
1518 |
return word; |
1519 |
} |
1520 |
|
1521 |
void DiskImage::OpenStream(const char* path) { |
1522 |
#ifdef _WIN32_ |
1523 |
mFile = CreateFile(path, GENERIC_READ,0,NULL,OPEN_EXISTING, FILE_FLAG_RANDOM_ACCESS,NULL); |
1524 |
BY_HANDLE_FILE_INFORMATION FileInfo; |
1525 |
GetFileInformationByHandle(mFile,&FileInfo); |
1526 |
mSize = FileInfo.nFileSizeLow; |
1527 |
#elif _CARBON_ || LINUX |
1528 |
struct stat filestat; |
1529 |
stat(path,&filestat); |
1530 |
mFile = open(path, O_RDONLY | O_NONBLOCK); |
1531 |
if (mFile <= 0) { |
1532 |
printf("Can't open %s\n", path); |
1533 |
mFile = 0; |
1534 |
return; |
1535 |
} |
1536 |
// TODO: we should also check here if 'path' is a link or something |
1537 |
if (S_ISREG(filestat.st_mode)) { // regular file |
1538 |
printf("Using regular Akai image file.\n"); |
1539 |
mRegularFile = true; |
1540 |
mSize = filestat.st_size; |
1541 |
mClusterSize = DISK_CLUSTER_SIZE; |
1542 |
mpCache = (char*) malloc(mClusterSize); |
1543 |
} |
1544 |
else { // CDROM |
1545 |
mRegularFile = false; |
1546 |
mClusterSize = CD_FRAMESIZE; |
1547 |
mpCache = (char*) malloc(mClusterSize); |
1548 |
|
1549 |
struct cdrom_tochdr tochdr; |
1550 |
struct cdrom_tocentry tocentry; |
1551 |
int prev_addr = 0; |
1552 |
if (ioctl(mFile, CDROMREADTOCHDR, (unsigned long)&tochdr) < 0) { |
1553 |
printf("Trying to read TOC of %s failed\n", path); |
1554 |
close(mFile); |
1555 |
mFile = 0; |
1556 |
return; |
1557 |
} |
1558 |
printf("Total tracks: %d\n", tochdr.cdth_trk1); |
1559 |
|
1560 |
/* we access the CD with logical blocks as entity */ |
1561 |
tocentry.cdte_format = CDROM_LBA; |
1562 |
|
1563 |
int firstDataTrack = -1; |
1564 |
int start, end, length; |
1565 |
|
1566 |
/* we pick up the lowest data track by iterating backwards, starting with Lead Out */ |
1567 |
for (int t = tochdr.cdth_trk1; t >= 0; t--) { |
1568 |
tocentry.cdte_track = (t == tochdr.cdth_trk1) ? CDROM_LEADOUT : t + 1; |
1569 |
if (ioctl(mFile, CDROMREADTOCENTRY, (unsigned long)&tocentry) < 0){ |
1570 |
printf("Failed to read TOC entry for track %d\n", tocentry.cdte_track); |
1571 |
close(mFile); |
1572 |
mFile = 0; |
1573 |
return; |
1574 |
} |
1575 |
if (tocentry.cdte_track == CDROM_LEADOUT) { |
1576 |
printf("Lead Out: Start(LBA)=%d\n", tocentry.cdte_addr.lba); |
1577 |
} |
1578 |
else { |
1579 |
printf("Track %d: Start(LBA)=%d End(LBA)=%d Length(Blocks)=%d ", |
1580 |
tocentry.cdte_track, tocentry.cdte_addr.lba, prev_addr - 1, prev_addr - tocentry.cdte_addr.lba); |
1581 |
if (tocentry.cdte_ctrl & CDROM_DATA_TRACK) { |
1582 |
printf("Type: Data\n"); |
1583 |
firstDataTrack = tocentry.cdte_track; |
1584 |
start = tocentry.cdte_addr.lba; |
1585 |
end = prev_addr - 1; |
1586 |
length = prev_addr - tocentry.cdte_addr.lba; |
1587 |
} |
1588 |
else printf("Type: Audio\n"); |
1589 |
} |
1590 |
prev_addr = tocentry.cdte_addr.lba; |
1591 |
} |
1592 |
|
1593 |
if (firstDataTrack == -1) { |
1594 |
printf("Sorry, no data track found on %s\n", path); |
1595 |
close(mFile); |
1596 |
mFile = 0; |
1597 |
return; |
1598 |
} |
1599 |
|
1600 |
printf("Ok, I'll pick track %d\n", firstDataTrack); |
1601 |
mStartFrame = start; |
1602 |
mEndFrame = end; |
1603 |
mSize = length * CD_FRAMESIZE; |
1604 |
} // CDROM |
1605 |
#endif |
1606 |
} |
1607 |
|
1608 |
bool DiskImage::WriteImage(const char* path) |
1609 |
{ |
1610 |
#if _CARBON_ || LINUX |
1611 |
const uint bufferSize = 524288; // 512 kB |
1612 |
int fOut = open(path, O_WRONLY | O_NONBLOCK | O_CREAT | O_TRUNC); |
1613 |
if (mFile <= 0) { |
1614 |
printf("Can't open output file %s\n", path); |
1615 |
return false; |
1616 |
} |
1617 |
uint8_t* pBuffer = new uint8_t[bufferSize]; |
1618 |
SetPos(0); |
1619 |
while (Available() > 0) { |
1620 |
int readBytes = Read(pBuffer,bufferSize,1); |
1621 |
if (readBytes > 0) write(fOut,pBuffer,readBytes); |
1622 |
} |
1623 |
delete[] pBuffer; |
1624 |
close(fOut); |
1625 |
return true; |
1626 |
#endif // _CARBON_ || LINUX |
1627 |
} |
1628 |
|
1629 |
inline void DiskImage::swapBytes_16(void* Word) { |
1630 |
uint8_t byteCache; |
1631 |
byteCache = *((uint8_t*) Word); |
1632 |
*((uint8_t*) Word) = *((uint8_t*) Word + 1); |
1633 |
*((uint8_t*) Word + 1) = byteCache; |
1634 |
} |
1635 |
|
1636 |
inline void DiskImage::swapBytes_32(void* Word) { |
1637 |
uint8_t byteCache; |
1638 |
byteCache = *((uint8_t*) Word); |
1639 |
*((uint8_t*) Word) = *((uint8_t*) Word + 3); |
1640 |
*((uint8_t*) Word + 3) = byteCache; |
1641 |
byteCache = *((uint8_t*) Word + 1); |
1642 |
*((uint8_t*) Word + 1) = *((uint8_t*) Word + 2); |
1643 |
*((uint8_t*) Word + 2) = byteCache; |
1644 |
} |