OPENMPT_NAMESPACE_BEGIN // Version changelog: // v1.03: - Relative unicode instrument paths instead of absolute ANSI paths // - Per-path variable string length // - Embedded samples are IT-compressed // (rev. 3249) // v1.02: Explicitely updated format to use new instrument flags representation (rev. 483) // v1.01: Added option to embed instrument headers bool CSoundFile::ReadITProject(FileReader &file, ModLoadingFlags loadFlags) //------------------------------------------------------------------------- { #ifndef MPT_EXTERNAL_SAMPLES // Doesn't really make sense to support this format when there's no support for external files... MPT_UNREFERENCED_PARAMETER(file); MPT_UNREFERENCED_PARAMETER(loadFlags); return false; #else // MPT_EXTERNAL_SAMPLES enum ITPSongFlags { ITP_EMBEDMIDICFG = 0x00001, // Embed macros in file ITP_ITOLDEFFECTS = 0x00004, // Old Impulse Tracker effect implementations ITP_ITCOMPATGXX = 0x00008, // IT "Compatible Gxx" (IT's flag to behave more like other trackers w/r/t portamento effects) ITP_LINEARSLIDES = 0x00010, // Linear slides vs. Amiga slides ITP_EXFILTERRANGE = 0x08000, // Cutoff Filter has double frequency range (up to ~10Khz) ITP_ITPROJECT = 0x20000, // Is a project file ITP_ITPEMBEDIH = 0x40000, // Embed instrument headers in project file }; uint32 version; FileReader::off_t size; file.Rewind(); // Check file ID if(!file.CanRead(12 + 4 + 24 + 4) || file.ReadUint32LE() != MAGIC4BE('.','i','t','p') // Magic bytes || (version = file.ReadUint32LE()) > 0x00000103 // Format version || version < 0x00000100) { return false; } else if(loadFlags == onlyVerifyHeader) { return true; } InitializeGlobals(MOD_TYPE_IT); m_playBehaviour.reset(); file.ReadString<mpt::String::maybeNullTerminated>(m_songName, file.ReadUint32LE()); // Song comments m_songMessage.Read(file, file.ReadUint32LE(), SongMessage::leCR); // Song global config const uint32 songFlags = file.ReadUint32LE(); if(!(songFlags & ITP_ITPROJECT)) { return false; } if(songFlags & ITP_EMBEDMIDICFG) m_SongFlags.set(SONG_EMBEDMIDICFG); if(songFlags & ITP_ITOLDEFFECTS) m_SongFlags.set(SONG_ITOLDEFFECTS); if(songFlags & ITP_ITCOMPATGXX) m_SongFlags.set(SONG_ITCOMPATGXX); if(songFlags & ITP_LINEARSLIDES) m_SongFlags.set(SONG_LINEARSLIDES); if(songFlags & ITP_EXFILTERRANGE) m_SongFlags.set(SONG_EXFILTERRANGE); m_nDefaultGlobalVolume = file.ReadUint32LE(); m_nSamplePreAmp = file.ReadUint32LE(); m_nDefaultSpeed = std::max(uint32(1), file.ReadUint32LE()); m_nDefaultTempo.Set(std::max(uint32(32), file.ReadUint32LE())); m_nChannels = static_cast<CHANNELINDEX>(file.ReadUint32LE()); if(m_nChannels == 0 || m_nChannels > MAX_BASECHANNELS) { return false; } // channel name string length (=MAX_CHANNELNAME) size = file.ReadUint32LE(); // Channels' data for(CHANNELINDEX chn = 0; chn < m_nChannels; chn++) { ChnSettings[chn].nPan = std::min(static_cast<uint16>(file.ReadUint32LE()), uint16(256)); ChnSettings[chn].dwFlags.reset(); uint32 flags = file.ReadUint32LE(); if(flags & 0x100) ChnSettings[chn].dwFlags.set(CHN_MUTE); if(flags & 0x800) ChnSettings[chn].dwFlags.set(CHN_SURROUND); ChnSettings[chn].nVolume = std::min(static_cast<uint16>(file.ReadUint32LE()), uint16(64)); file.ReadString<mpt::String::maybeNullTerminated>(ChnSettings[chn].szName, size); } // Song mix plugins { FileReader plugChunk = file.ReadChunk(file.ReadUint32LE()); LoadMixPlugins(plugChunk); } // MIDI Macro config file.ReadStructPartial(m_MidiCfg, file.ReadUint32LE()); m_MidiCfg.Sanitize(); // Song Instruments m_nInstruments = static_cast<INSTRUMENTINDEX>(file.ReadUint32LE()); if(m_nInstruments >= MAX_INSTRUMENTS) { return false; } // Instruments' paths if(version <= 0x00000102) { size = file.ReadUint32LE(); // path string length } std::vector<mpt::PathString> instrPaths(GetNumInstruments()); for(INSTRUMENTINDEX ins = 0; ins < GetNumInstruments(); ins++) { if(version > 0x00000102) { size = file.ReadUint32LE(); // path string length } std::string path; file.ReadString<mpt::String::maybeNullTerminated>(path, size); if(version <= 0x00000102) { instrPaths[ins] = mpt::PathString::FromLocaleSilent(path); } else { instrPaths[ins] = mpt::PathString::FromUTF8(path); } } // Song Orders size = file.ReadUint32LE(); Order.ReadAsByte(file, size, size, 0xFF, 0xFE); // Song Patterns const PATTERNINDEX numPats = static_cast<PATTERNINDEX>(file.ReadUint32LE()); const PATTERNINDEX numNamedPats = static_cast<PATTERNINDEX>(file.ReadUint32LE()); size_t patNameLen = file.ReadUint32LE(); // Size of each pattern name FileReader pattNames = file.ReadChunk(numNamedPats * patNameLen); // modcommand data length size = file.ReadUint32LE(); if(size != 6) { return false; } for(PATTERNINDEX pat = 0; pat < numPats; pat++) { const ROWINDEX numRows = file.ReadUint32LE(); FileReader patternChunk = file.ReadChunk(numRows * size * GetNumChannels()); // Allocate pattern if(!(loadFlags & loadPatternData) || !Patterns.Insert(pat, numRows)) { pattNames.Skip(patNameLen); continue; } if(pat < numNamedPats) { char patName[32]; pattNames.ReadString<mpt::String::maybeNullTerminated>(patName, patNameLen); Patterns[pat].SetName(patName); } // Pattern data size_t numCommands = GetNumChannels() * numRows; if(patternChunk.CanRead(sizeof(MODCOMMAND_ORIGINAL) * numCommands)) { ModCommand *target = Patterns[pat].GetpModCommand(0, 0); while(numCommands-- != 0) { STATIC_ASSERT(sizeof(MODCOMMAND_ORIGINAL) == 6); MODCOMMAND_ORIGINAL data; patternChunk.ReadStruct(data); if(data.command >= MAX_EFFECTS) data.command = CMD_NONE; if(data.volcmd >= MAX_VOLCMDS) data.volcmd = VOLCMD_NONE; if(data.note > NOTE_MAX && data.note < NOTE_MIN_SPECIAL) data.note = NOTE_NONE; *(target++) = data; } } } // Load embedded samples // Read original number of samples m_nSamples = static_cast<SAMPLEINDEX>(file.ReadUint32LE()); LimitMax(m_nSamples, SAMPLEINDEX(MAX_SAMPLES - 1)); // Read number of embedded samples uint32 embeddedSamples = file.ReadUint32LE(); // Read samples for(uint32 smp = 0; smp < embeddedSamples; smp++) { SAMPLEINDEX realSample = static_cast<SAMPLEINDEX>(file.ReadUint32LE()); ITSample sampleHeader; file.ReadConvertEndianness(sampleHeader); FileReader sampleData = file.ReadChunk(file.ReadUint32LE()); if(realSample >= 1 && realSample <= GetNumSamples() && !memcmp(sampleHeader.id, "IMPS", 4) && (loadFlags & loadSampleData)) { sampleHeader.ConvertToMPT(Samples[realSample]); mpt::String::Read<mpt::String::nullTerminated>(m_szNames[realSample], sampleHeader.name); // Read sample data sampleHeader.GetSampleFormat().ReadSample(Samples[realSample], sampleData); } } // Load instruments for(INSTRUMENTINDEX ins = 0; ins < GetNumInstruments(); ins++) { if(instrPaths[ins].empty()) continue; if(!file.GetFileName().empty()) { instrPaths[ins] = instrPaths[ins].RelativePathToAbsolute(file.GetFileName().GetPath()); } #ifdef MODPLUG_TRACKER else if(GetpModDoc() != nullptr) { instrPaths[ins] = instrPaths[ins].RelativePathToAbsolute(GetpModDoc()->GetPathNameMpt().GetPath()); } #endif // MODPLUG_TRACKER InputFile f(instrPaths[ins]); FileReader file = GetFileReader(f); if(!ReadInstrumentFromFile(ins + 1, file, true)) { AddToLog(LogWarning, MPT_USTRING("Unable to open instrument: ") + instrPaths[ins].ToUnicode()); } } // Extra info data uint32 code = file.ReadUint32LE(); // Embed instruments' header [v1.01] if(version >= 0x00000101 && (songFlags & ITP_ITPEMBEDIH) && code == MAGIC4BE('E', 'B', 'I', 'H')) { code = file.ReadUint32LE(); INSTRUMENTINDEX ins = 1; while(ins <= GetNumInstruments() && file.CanRead(4)) { if(code == MAGIC4BE('M', 'P', 'T', 'S')) { break; } else if(code == MAGIC4BE('S', 'E', 'P', '@') || code == MAGIC4BE('M', 'P', 'T', 'X')) { // jump code - switch to next instrument ins++; } else { ReadExtendedInstrumentProperty(Instruments[ins], code, file); } code = file.ReadUint32LE(); } } // Song extensions if(code == MAGIC4BE('M', 'P', 'T', 'S')) { file.SkipBack(4); LoadExtendedSongProperties(file); } m_nMaxPeriod = 0xF000; m_nMinPeriod = 8; // Before OpenMPT 1.20.01.09, the MIDI macros were always read from the file, even if the "embed" flag was not set. if(m_dwLastSavedWithVersion >= MAKE_VERSION_NUMERIC(1,20,01,09) && !m_SongFlags[SONG_EMBEDMIDICFG]) { m_MidiCfg.Reset(); } else if(!m_MidiCfg.IsMacroDefaultSetupUsed()) { m_SongFlags.set(SONG_EMBEDMIDICFG); } m_madeWithTracker = "OpenMPT " + MptVersion::ToStr(m_dwLastSavedWithVersion); return true; #endif // MPT_EXTERNAL_SAMPLES }
bool CSoundFile::ReadDIGI(FileReader &file, ModLoadingFlags loadFlags) //-------------------------------------------------------------------- { file.Rewind(); DIGIFileHeader fileHeader; if(!file.ReadConvertEndianness(fileHeader) || memcmp(fileHeader.signature, "DIGI Booster module\0", 20) || !fileHeader.numChannels || fileHeader.numChannels > 8 || fileHeader.lastOrdIndex > 127) { return false; } else if(loadFlags == onlyVerifyHeader) { return true; } // Globals InitializeGlobals(); InitializeChannels(); m_nType = MOD_TYPE_DIGI; m_nChannels = fileHeader.numChannels; m_nSamples = 31; m_nSamplePreAmp = 256 / m_nChannels; madeWithTracker = mpt::String::Print("Digi Booster %1.%2", fileHeader.versionInt >> 4, fileHeader.versionInt & 0x0F); Order.ReadFromArray(fileHeader.orders, fileHeader.lastOrdIndex + 1); // Read sample headers for(SAMPLEINDEX smp = 0; smp < 31; smp++) { ModSample &sample = Samples[smp + 1]; sample.Initialize(MOD_TYPE_MOD); sample.nLength = fileHeader.smpLength[smp]; sample.nLoopStart = fileHeader.smpLoopStart[smp]; sample.nLoopEnd = sample.nLoopStart + fileHeader.smpLoopLength[smp]; if(fileHeader.smpLoopLength[smp]) { sample.uFlags.set(CHN_LOOP); } sample.SanitizeLoops(); sample.nVolume = std::min(fileHeader.smpVolume[smp], uint8(64)) * 4; sample.nFineTune = MOD2XMFineTune(fileHeader.smpFinetune[smp]); } // Read song + sample names file.ReadString<mpt::String::maybeNullTerminated>(songName, 32); for(SAMPLEINDEX smp = 1; smp <= 31; smp++) { file.ReadString<mpt::String::maybeNullTerminated>(m_szNames[smp], 30); } for(PATTERNINDEX pat = 0; pat <= fileHeader.lastPatIndex; pat++) { FileReader patternChunk; if(fileHeader.packEnable) { patternChunk = file.ReadChunk(file.ReadUint16BE()); } else { patternChunk = file.ReadChunk(4 * 64 * GetNumChannels()); } if(!(loadFlags & loadPatternData) || Patterns.Insert(pat, 64)) { continue; } if(fileHeader.packEnable) { std::vector<uint8> eventMask; patternChunk.ReadVector(eventMask, 64); // Compressed patterns are stored in row-major order... for(ROWINDEX row = 0; row < 64; row++) { PatternRow patRow = Patterns[pat].GetRow(row); uint8 bit = 0x80; for(CHANNELINDEX chn = 0; chn < GetNumChannels(); chn++, bit >>= 1) { if(eventMask[row] & bit) { ModCommand &m = patRow[chn]; ReadDIGIPatternEntry(patternChunk, m, *this); } } } } else { // ...but uncompressed patterns are stored in column-major order. WTF! for(CHANNELINDEX chn = 0; chn < GetNumChannels(); chn++)
VSTPresets::ErrorCode VSTPresets::LoadFile(FileReader &file, CVstPlugin &plugin) //------------------------------------------------------------------------------ { const bool firstChunk = file.GetPosition() == 0; ChunkHeader header; if(!file.ReadConvertEndianness(header) || header.chunkMagic != cMagic) { return invalidFile; } if(header.fxID != plugin.GetUID()) { return wrongPlugin; } if(header.fxMagic == fMagic || header.fxMagic == chunkPresetMagic) { // Program PlugParamIndex numParams = file.ReadUint32BE(); VstPatchChunkInfo info; info.version = 1; info.pluginUniqueID = header.fxID; info.pluginVersion = header.fxVersion; info.numElements = numParams; MemsetZero(info.future); plugin.Dispatch(effBeginLoadProgram, 0, 0, &info, 0.0f); plugin.Dispatch(effBeginSetProgram, 0, 0, nullptr, 0.0f); char prgName[28]; file.ReadString<mpt::String::maybeNullTerminated>(prgName, 28); plugin.Dispatch(effSetProgramName, 0, 0, prgName, 0.0f); if(header.fxMagic == fMagic) { if(plugin.GetNumParameters() != numParams) { return wrongParameters; } for(PlugParamIndex p = 0; p < numParams; p++) { plugin.SetParameter(p, file.ReadFloatBE()); } } else { FileReader chunk = file.ReadChunk(file.ReadUint32BE()); plugin.Dispatch(effSetChunk, 1, chunk.GetLength(), const_cast<char *>(chunk.GetRawData()), 0); } plugin.Dispatch(effEndSetProgram, 0, 0, nullptr, 0.0f); } else if((header.fxMagic == bankMagic || header.fxMagic == chunkBankMagic) && firstChunk) { // Bank - only read if it's the first chunk in the file, not if it's a sub chunk. uint32 numProgs = file.ReadUint32BE(); uint32 currentProgram = file.ReadUint32BE(); file.Skip(124); VstPatchChunkInfo info; info.version = 1; info.pluginUniqueID = header.fxID; info.pluginVersion = header.fxVersion; info.numElements = numProgs; MemsetZero(info.future); plugin.Dispatch(effBeginLoadBank, 0, 0, &info, 0.0f); if(header.fxMagic == bankMagic) { VstInt32 oldCurrentProgram = plugin.GetCurrentProgram(); for(uint32 p = 0; p < numProgs; p++) { plugin.Dispatch(effBeginSetProgram, 0, 0, nullptr, 0.0f); plugin.Dispatch(effSetProgram, 0, 0, nullptr, 0.0f); ErrorCode retVal = LoadFile(file, plugin); if(retVal != noError) { return retVal; } plugin.Dispatch(effEndSetProgram, 0, 0, nullptr, 0.0f); } plugin.SetCurrentProgram(oldCurrentProgram); } else { FileReader chunk = file.ReadChunk(file.ReadUint32BE()); plugin.Dispatch(effSetChunk, 0, chunk.GetLength(), const_cast<char *>(chunk.GetRawData()), 0); } if(header.version >= 2) { plugin.SetCurrentProgram(currentProgram); } } return noError; }