19 files changed, 388 insertions, 236 deletions
diff --git a/audio/softsynth/mt32/AReverbModel.cpp b/audio/softsynth/mt32/AReverbModel.cpp
index ec24394e71..595b286a31 100644
--- a/audio/softsynth/mt32/AReverbModel.cpp
+++ b/audio/softsynth/mt32/AReverbModel.cpp
@@ -48,7 +48,7 @@ static const Bit32u MODE_0_COMB_FEEDBACK[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00
                                               0x28, 0x48, 0x60, 0x78, 0x80, 0x88, 0x90, 0x98,
                                               0x28, 0x48, 0x60, 0x78, 0x80, 0x88, 0x90, 0x98,
                                               0x28, 0x48, 0x60, 0x78, 0x80, 0x88, 0x90, 0x98};
-static const Bit32u MODE_0_LEVELS[] = {0, 10*3, 10*5, 10*7, 11*9, 11*12, 11*15, 13*15};
+static const Bit32u MODE_0_LEVELS[] = {10*1, 10*3, 10*5, 10*7, 11*9, 11*12, 11*15, 13*15};
 static const Bit32u MODE_0_LPF_AMP = 6;
 
 static const Bit32u MODE_1_ALLPASSES[] = {1324, 809, 176};
@@ -60,7 +60,7 @@ static const Bit32u MODE_1_COMB_FEEDBACK[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00
 											  0x28, 0x48, 0x60, 0x70, 0x78, 0x80, 0x90, 0x98,
 											  0x28, 0x48, 0x60, 0x78, 0x80, 0x88, 0x90, 0x98,
 											  0x28, 0x48, 0x60, 0x78, 0x80, 0x88, 0x90, 0x98};
-static const Bit32u MODE_1_LEVELS[] = {0, 10*3, 11*5, 11*7, 11*9, 11*12, 11*15, 14*15};
+static const Bit32u MODE_1_LEVELS[] = {10*1, 10*3, 11*5, 11*7, 11*9, 11*12, 11*15, 14*15};
 static const Bit32u MODE_1_LPF_AMP = 6;
 
 static const Bit32u MODE_2_ALLPASSES[] = {969, 644, 157};
@@ -72,7 +72,7 @@ static const Bit32u MODE_2_COMB_FEEDBACK[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00
                                               0x30, 0x58, 0x78, 0x88, 0xA0, 0xB8, 0xC0, 0xD0,
                                               0x30, 0x58, 0x78, 0x88, 0xA0, 0xB8, 0xC0, 0xD0,
                                               0x30, 0x58, 0x78, 0x88, 0xA0, 0xB8, 0xC0, 0xD0};
-static const Bit32u MODE_2_LEVELS[] = {0, 10*3, 11*5, 11*7, 11*9, 11*12, 12*15, 14*15};
+static const Bit32u MODE_2_LEVELS[] = {10*1, 10*3, 11*5, 11*7, 11*9, 11*12, 12*15, 14*15};
 static const Bit32u MODE_2_LPF_AMP = 8;
 
 static const AReverbSettings REVERB_MODE_0_SETTINGS = {MODE_0_ALLPASSES, MODE_0_COMBS, MODE_0_OUTL, MODE_0_OUTR, MODE_0_COMB_FACTOR, MODE_0_COMB_FEEDBACK, MODE_0_LEVELS, MODE_0_LPF_AMP};
@@ -165,9 +165,7 @@ AReverbModel::~AReverbModel() {
 	close();
 }
 
-void AReverbModel::open(unsigned int /*sampleRate*/) {
-	// FIXME: filter sizes must be multiplied by sample rate to 32000Hz ratio
-	// IIR filter values depend on sample rate as well
+void AReverbModel::open() {
 	allpasses = new AllpassFilter*[NUM_ALLPASSES];
 	for (Bit32u i = 0; i < NUM_ALLPASSES; i++) {
 		allpasses[i] = new AllpassFilter(currentSettings.allpassSizes[i]);
@@ -218,10 +216,12 @@ void AReverbModel::setParameters(Bit8u time, Bit8u level) {
 // FIXME: wetLevel definitely needs ramping when changed
 // Although, most games don't set reverb level during MIDI playback
 	if (combs == NULL) return;
+	level &= 7;
+	time &= 7;
 	for (Bit32u i = 0; i < NUM_COMBS; i++) {
-		combs[i]->setFeedbackFactor(currentSettings.decayTimes[(i << 3) + (time & 7)] / 256.0f);
+		combs[i]->setFeedbackFactor(currentSettings.decayTimes[(i << 3) + time] / 256.0f);
 	}
-	wetLevel = 0.5f * lpfAmp * currentSettings.wetLevels[(level & 7)] / 256.0f;
+	wetLevel = (level == 0 && time == 0) ? 0.0f : 0.5f * lpfAmp * currentSettings.wetLevels[level] / 256.0f;
 }
 
 bool AReverbModel::isActive() const {
diff --git a/audio/softsynth/mt32/AReverbModel.h b/audio/softsynth/mt32/AReverbModel.h
index d70e9ee14f..be1ca4916b 100644
--- a/audio/softsynth/mt32/AReverbModel.h
+++ b/audio/softsynth/mt32/AReverbModel.h
@@ -75,7 +75,7 @@ class AReverbModel : public ReverbModel {
 public:
 	AReverbModel(const ReverbMode mode);
 	~AReverbModel();
-	void open(unsigned int sampleRate);
+	void open();
 	void close();
 	void setParameters(Bit8u time, Bit8u level);
 	void process(const float *inLeft, const float *inRight, float *outLeft, float *outRight, unsigned long numSamples);
diff --git a/audio/softsynth/mt32/BReverbModel.cpp b/audio/softsynth/mt32/BReverbModel.cpp
index b5f4467c20..2570424187 100644
--- a/audio/softsynth/mt32/BReverbModel.cpp
+++ b/audio/softsynth/mt32/BReverbModel.cpp
@@ -241,9 +241,7 @@ BReverbModel::~BReverbModel() {
 	close();
 }
 
-void BReverbModel::open(unsigned int /*sampleRate*/) {
-	// FIXME: filter sizes must be multiplied by sample rate to 32000Hz ratio
-	// IIR filter values depend on sample rate as well
+void BReverbModel::open() {
 	if (currentSettings.numberOfAllpasses > 0) {
 		allpasses = new AllpassFilter*[currentSettings.numberOfAllpasses];
 		for (Bit32u i = 0; i < currentSettings.numberOfAllpasses; i++) {
diff --git a/audio/softsynth/mt32/BReverbModel.h b/audio/softsynth/mt32/BReverbModel.h
index 7096ae04ae..f728d1a99c 100644
--- a/audio/softsynth/mt32/BReverbModel.h
+++ b/audio/softsynth/mt32/BReverbModel.h
@@ -100,7 +100,7 @@ class BReverbModel : public ReverbModel {
 public:
 	BReverbModel(const ReverbMode mode);
 	~BReverbModel();
-	void open(unsigned int sampleRate);
+	void open();
 	void close();
 	void setParameters(Bit8u time, Bit8u level);
 	void process(const float *inLeft, const float *inRight, float *outLeft, float *outRight, unsigned long numSamples);
diff --git a/audio/softsynth/mt32/DelayReverb.cpp b/audio/softsynth/mt32/DelayReverb.cpp
index 77521b4a01..bf925f8419 100644
--- a/audio/softsynth/mt32/DelayReverb.cpp
+++ b/audio/softsynth/mt32/DelayReverb.cpp
@@ -45,9 +45,10 @@ static const Bit32u REVERB_FEEDBACK67 = 0x60;
 static const Bit32u REVERB_FEEDBACK = 0x68;
 static const float LPF_VALUE = 0x68 / 256.0f;
 
+static const Bit32u BUFFER_SIZE = 16384;
+
 DelayReverb::DelayReverb() {
 	buf = NULL;
-	sampleRate = 0;
 	setParameters(0, 0);
 }
 
@@ -55,27 +56,22 @@ DelayReverb::~DelayReverb() {
 	delete[] buf;
 }
 
-void DelayReverb::open(unsigned int newSampleRate) {
-	if (newSampleRate != sampleRate || buf == NULL) {
-		sampleRate = newSampleRate;
-
+void DelayReverb::open() {
+	if (buf == NULL) {
 		delete[] buf;
 
-		// If we ever need a speedup, set bufSize to EXP2F(ceil(log2(bufSize))) and use & instead of % to find buf indexes
-		bufSize = 16384 * sampleRate / 32000;
-		buf = new float[bufSize];
+		buf = new float[BUFFER_SIZE];
 
 		recalcParameters();
 
 		// mute buffer
 		bufIx = 0;
 		if (buf != NULL) {
-			for (unsigned int i = 0; i < bufSize; i++) {
+			for (unsigned int i = 0; i < BUFFER_SIZE; i++) {
 				buf[i] = 0.0f;
 			}
 		}
 	}
-	// FIXME: IIR filter value depends on sample rate as well
 }
 
 void DelayReverb::close() {
@@ -92,11 +88,11 @@ void DelayReverb::setParameters(Bit8u newTime, Bit8u newLevel) {
 
 void DelayReverb::recalcParameters() {
 	// Number of samples between impulse and eventual appearance on the left channel
-	delayLeft = REVERB_TIMINGS[time][0] * sampleRate / 32000;
+	delayLeft = REVERB_TIMINGS[time][0];
 	// Number of samples between impulse and eventual appearance on the right channel
-	delayRight = REVERB_TIMINGS[time][1] * sampleRate / 32000;
+	delayRight = REVERB_TIMINGS[time][1];
 	// Number of samples between a response and that response feeding back/echoing
-	delayFeedback = REVERB_TIMINGS[time][2] * sampleRate / 32000;
+	delayFeedback = REVERB_TIMINGS[time][2];
 
 	if (level < 3 || time < 6) {
 		feedback = REVERB_FEEDBACK / 256.0f;
@@ -113,10 +109,10 @@ void DelayReverb::process(const float *inLeft, const float *inRight, float *outL
 
 	for (unsigned int sampleIx = 0; sampleIx < numSamples; sampleIx++) {
 		// The ring buffer write index moves backwards; reads are all done with positive offsets.
-		Bit32u bufIxPrev = (bufIx + 1) % bufSize;
-		Bit32u bufIxLeft = (bufIx + delayLeft) % bufSize;
-		Bit32u bufIxRight = (bufIx + delayRight) % bufSize;
-		Bit32u bufIxFeedback = (bufIx + delayFeedback) % bufSize;
+		Bit32u bufIxPrev = (bufIx + 1) % BUFFER_SIZE;
+		Bit32u bufIxLeft = (bufIx + delayLeft) % BUFFER_SIZE;
+		Bit32u bufIxRight = (bufIx + delayRight) % BUFFER_SIZE;
+		Bit32u bufIxFeedback = (bufIx + delayFeedback) % BUFFER_SIZE;
 
 		// Attenuated input samples and feedback response are directly added to the current ring buffer location
 		float lpfIn = amp * (inLeft[sampleIx] + inRight[sampleIx]) + feedback * buf[bufIxFeedback];
@@ -127,7 +123,7 @@ void DelayReverb::process(const float *inLeft, const float *inRight, float *outL
 		outLeft[sampleIx] = buf[bufIxLeft];
 		outRight[sampleIx] = buf[bufIxRight];
 
-		bufIx = (bufSize + bufIx - 1) % bufSize;
+		bufIx = (BUFFER_SIZE + bufIx - 1) % BUFFER_SIZE;
 	}
 }
 
@@ -136,7 +132,7 @@ bool DelayReverb::isActive() const {
 
 	float *b = buf;
 	float max = 0.001f;
-	for (Bit32u i = 0; i < bufSize; i++) {
+	for (Bit32u i = 0; i < BUFFER_SIZE; i++) {
 		if ((*b < -max) || (*b > max)) return true;
 		b++;
 	}
diff --git a/audio/softsynth/mt32/DelayReverb.h b/audio/softsynth/mt32/DelayReverb.h
index e967ddc49c..1abb49f128 100644
--- a/audio/softsynth/mt32/DelayReverb.h
+++ b/audio/softsynth/mt32/DelayReverb.h
@@ -25,10 +25,7 @@ private:
 	Bit8u time;
 	Bit8u level;
 
-	unsigned int sampleRate;
-	Bit32u bufSize;
 	Bit32u bufIx;
-
 	float *buf;
 
 	Bit32u delayLeft;
@@ -43,7 +40,7 @@ private:
 public:
 	DelayReverb();
 	~DelayReverb();
-	void open(unsigned int sampleRate);
+	void open();
 	void close();
 	void setParameters(Bit8u time, Bit8u level);
 	void process(const float *inLeft, const float *inRight, float *outLeft, float *outRight, unsigned long numSamples);
diff --git a/audio/softsynth/mt32/FreeverbModel.cpp b/audio/softsynth/mt32/FreeverbModel.cpp
index d9bd17e62e..2ed302fddc 100644
--- a/audio/softsynth/mt32/FreeverbModel.cpp
+++ b/audio/softsynth/mt32/FreeverbModel.cpp
@@ -35,9 +35,7 @@ FreeverbModel::~FreeverbModel() {
 	delete freeverb;
 }
 
-void FreeverbModel::open(unsigned int /*sampleRate*/) {
-	// FIXME: scaleTuning must be multiplied by sample rate to 32000Hz ratio
-	// IIR filter values depend on sample rate as well
+void FreeverbModel::open() {
 	if (freeverb == NULL) {
 		freeverb = new revmodel(scaleTuning);
 	}
diff --git a/audio/softsynth/mt32/FreeverbModel.h b/audio/softsynth/mt32/FreeverbModel.h
index 925b2dbf96..bf1102b14a 100644
--- a/audio/softsynth/mt32/FreeverbModel.h
+++ b/audio/softsynth/mt32/FreeverbModel.h
@@ -32,7 +32,7 @@ class FreeverbModel : public ReverbModel {
 public:
 	FreeverbModel(float useScaleTuning, float useFiltVal, float useWet, Bit8u useRoom, float useDamp);
 	~FreeverbModel();
-	void open(unsigned int sampleRate);
+	void open();
 	void close();
 	void setParameters(Bit8u time, Bit8u level);
 	void process(const float *inLeft, const float *inRight, float *outLeft, float *outRight, unsigned long numSamples);
diff --git a/audio/softsynth/mt32/Part.cpp b/audio/softsynth/mt32/Part.cpp
index 88d42dbbd4..852319be70 100644
--- a/audio/softsynth/mt32/Part.cpp
+++ b/audio/softsynth/mt32/Part.cpp
@@ -209,6 +209,7 @@ void RhythmPart::setTimbre(TimbreParam * /*timbre*/) {
 
 void Part::setTimbre(TimbreParam *timbre) {
 	*timbreTemp = *timbre;
+	synth->newTimbreSet(partNum, timbre->common.name);
 }
 
 unsigned int RhythmPart::getAbsTimbreNum() const {
@@ -537,6 +538,8 @@ void Part::playPoly(const PatchCache cache[4], const MemParams::RhythmTemp *rhyt
 #if MT32EMU_MONITOR_PARTIALS > 1
 	synth->printPartialUsage();
 #endif
+	synth->partStateChanged(partNum, true);
+	synth->polyStateChanged(partNum);
 }
 
 void Part::allNotesOff() {
@@ -619,6 +622,10 @@ void Part::partialDeactivated(Poly *poly) {
 	if (!poly->isActive()) {
 		activePolys.remove(poly);
 		freePolys.push_front(poly);
+		synth->polyStateChanged(partNum);
+	}
+	if (activePartialCount == 0) {
+		synth->partStateChanged(partNum, false);
 	}
 }
 
diff --git a/audio/softsynth/mt32/Partial.cpp b/audio/softsynth/mt32/Partial.cpp
index a6d164f218..58878a3513 100644
--- a/audio/softsynth/mt32/Partial.cpp
+++ b/audio/softsynth/mt32/Partial.cpp
@@ -85,6 +85,7 @@ void Partial::deactivate() {
 			pair->pair = NULL;
 		}
 	}
+	synth->partialStateChanged(this, tva->getPhase(), TVA_PHASE_DEAD);
 #if MT32EMU_MONITOR_PARTIALS > 2
 	synth->printDebug("[+%lu] [Partial %d] Deactivated", sampleNum, debugPartialNum);
 	synth->printPartialUsage(sampleNum);
@@ -232,12 +233,12 @@ unsigned long Partial::generateSamples(float *partialBuf, unsigned long length)
 
 #if MT32EMU_ACCURATE_WG == 1
 		float amp = EXP2F((32772 - ampRampVal / 2048) / -2048.0f);
-		float freq = EXP2F(pitch / 4096.0f - 16.0f) * 32000.0f;
+		float freq = EXP2F(pitch / 4096.0f - 16.0f) * SAMPLE_RATE;
 #else
 		static const float ampFactor = EXP2F(32772 / -2048.0f);
 		float amp = EXP2I(ampRampVal >> 10) * ampFactor;
 
-		static const float freqFactor = EXP2F(-16.0f) * 32000.0f;
+		static const float freqFactor = EXP2F(-16.0f) * SAMPLE_RATE;
 		float freq = EXP2I(pitch) * freqFactor;
 #endif
 
@@ -251,7 +252,7 @@ unsigned long Partial::generateSamples(float *partialBuf, unsigned long length)
 				break;
 			}
 			Bit32u pcmAddr = pcmWave->addr;
-			float positionDelta = freq * 2048.0f / synth->myProp.sampleRate;
+			float positionDelta = freq * 2048.0f / SAMPLE_RATE;
 
 			// Linear interpolation
 			float firstSample = synth->pcmROMData[pcmAddr + intPCMPosition];
@@ -296,7 +297,7 @@ unsigned long Partial::generateSamples(float *partialBuf, unsigned long length)
 			}
 
 			// Wave length in samples
-			float waveLen = synth->myProp.sampleRate / freq;
+			float waveLen = SAMPLE_RATE / freq;
 
 			// Init cosineLen
 			float cosineLen = 0.5f * waveLen;
diff --git a/audio/softsynth/mt32/ROMInfo.cpp b/audio/softsynth/mt32/ROMInfo.cpp
new file mode 100644
index 0000000000..5735409655
--- /dev/null
+++ b/audio/softsynth/mt32/ROMInfo.cpp
@@ -0,0 +1,112 @@
+/* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
+ * Copyright (C) 2011 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU Lesser General Public License as published by
+ *  the Free Software Foundation, either version 2.1 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU Lesser General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Lesser General Public License
+ *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+//#include <cstring>
+#include "ROMInfo.h"
+
+namespace MT32Emu {
+
+// Known ROMs
+static const ROMInfo CTRL_MT32_V1_04 = {65536, "5a5cb5a77d7d55ee69657c2f870416daed52dea7", ROMInfo::Control, "ctrl_mt32_1_04", "MT-32 Control v1.04", ROMInfo::Full, NULL, NULL};
+static const ROMInfo CTRL_MT32_V1_05 = {65536, "e17a3a6d265bf1fa150312061134293d2b58288c", ROMInfo::Control, "ctrl_mt32_1_05", "MT-32 Control v1.05", ROMInfo::Full, NULL, NULL};
+static const ROMInfo CTRL_MT32_V1_06 = {65536, "a553481f4e2794c10cfe597fef154eef0d8257de", ROMInfo::Control, "ctrl_mt32_1_06", "MT-32 Control v1.06", ROMInfo::Full, NULL, NULL};
+static const ROMInfo CTRL_MT32_V1_07 = {65536, "b083518fffb7f66b03c23b7eb4f868e62dc5a987", ROMInfo::Control, "ctrl_mt32_1_07", "MT-32 Control v1.07", ROMInfo::Full, NULL, NULL};
+static const ROMInfo CTRL_MT32_BLUER = {65536, "7b8c2a5ddb42fd0732e2f22b3340dcf5360edf92", ROMInfo::Control, "ctrl_mt32_bluer", "MT-32 Control BlueRidge", ROMInfo::Full, NULL, NULL};
+
+static const ROMInfo CTRL_CM32L_V1_00 = {65536, "73683d585cd6948cc19547942ca0e14a0319456d", ROMInfo::Control, "ctrl_cm32l_1_00", "CM-32L/LAPC-I Control v1.00", ROMInfo::Full, NULL, NULL};
+static const ROMInfo CTRL_CM32L_V1_02 = {65536, "a439fbb390da38cada95a7cbb1d6ca199cd66ef8", ROMInfo::Control, "ctrl_cm32l_1_02", "CM-32L/LAPC-I Control v1.02", ROMInfo::Full, NULL, NULL};
+
+static const ROMInfo PCM_MT32 = {524288, "f6b1eebc4b2d200ec6d3d21d51325d5b48c60252", ROMInfo::PCM, "pcm_mt32", "MT-32 PCM ROM", ROMInfo::Full, NULL, NULL};
+static const ROMInfo PCM_CM32L = {1048576, "289cc298ad532b702461bfc738009d9ebe8025ea", ROMInfo::PCM, "pcm_cm32l", "CM-32L/CM-64/LAPC-I PCM ROM", ROMInfo::Full, NULL, NULL};
+
+static const ROMInfo * const ROM_INFOS[] = {
+		&CTRL_MT32_V1_04,
+		&CTRL_MT32_V1_05,
+		&CTRL_MT32_V1_06,
+		&CTRL_MT32_V1_07,
+		&CTRL_MT32_BLUER,
+		&CTRL_CM32L_V1_00,
+		&CTRL_CM32L_V1_02,
+		&PCM_MT32,
+		&PCM_CM32L,
+		NULL};
+
+const ROMInfo* ROMInfo::getROMInfo(Common::File *file) {
+	size_t fileSize = file->size();
+	// We haven't added the SHA1 checksum code in ScummVM, as the file size
+	// suffices for our needs for now.
+	//const char *fileDigest = file->getSHA1();
+	for (int i = 0; ROM_INFOS[i] != NULL; i++) {
+		const ROMInfo *romInfo = ROM_INFOS[i];
+		if (fileSize == romInfo->fileSize /*&& !strcmp(fileDigest, romInfo->sha1Digest)*/) {
+			return romInfo;
+		}
+	}
+	return NULL;
+}
+
+void ROMInfo::freeROMInfo(const ROMInfo *romInfo) {
+	(void) romInfo;
+}
+
+static int getROMCount() {
+	int count;
+	for(count = 0; ROM_INFOS[count] != NULL; count++) {
+	}
+	return count;
+}
+
+const ROMInfo** ROMInfo::getROMInfoList(unsigned int types, unsigned int pairTypes) {
+	const ROMInfo **romInfoList = new const ROMInfo*[getROMCount() + 1];
+	const ROMInfo **currentROMInList = romInfoList;
+	for(int i = 0; ROM_INFOS[i] != NULL; i++) {
+		const ROMInfo *romInfo = ROM_INFOS[i];
+		if ((types & (1 << romInfo->type)) && (pairTypes & (1 << romInfo->pairType))) {
+			*currentROMInList++ = romInfo;
+		}
+	}
+	*currentROMInList = NULL;
+	return romInfoList;
+}
+
+void ROMInfo::freeROMInfoList(const ROMInfo **romInfoList) {
+	delete[] romInfoList;
+}
+
+const ROMImage* ROMImage::makeROMImage(Common::File *file) {
+	ROMImage *romImage = new ROMImage;
+	romImage->file = file;
+	romImage->romInfo = ROMInfo::getROMInfo(romImage->file);
+	return romImage;
+}
+
+void ROMImage::freeROMImage(const ROMImage *romImage) {
+	ROMInfo::freeROMInfo(romImage->romInfo);
+	delete (romImage->file);
+	delete romImage;
+}
+
+
+Common::File* ROMImage::getFile() const {
+	return file;
+}
+
+const ROMInfo* ROMImage::getROMInfo() const {
+	return romInfo;
+}
+
+}
diff --git a/audio/softsynth/mt32/ROMInfo.h b/audio/softsynth/mt32/ROMInfo.h
new file mode 100644
index 0000000000..2ffd2b72c6
--- /dev/null
+++ b/audio/softsynth/mt32/ROMInfo.h
@@ -0,0 +1,77 @@
+/* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
+ * Copyright (C) 2011 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU Lesser General Public License as published by
+ *  the Free Software Foundation, either version 2.1 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU Lesser General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Lesser General Public License
+ *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef MT32EMU_ROMINFO_H
+#define MT32EMU_ROMINFO_H
+
+//#include <cstddef>
+#include "common/file.h"
+
+namespace MT32Emu {
+
+// Defines vital info about ROM file to be used by synth and applications
+
+struct ROMInfo {
+public:
+	size_t fileSize;
+	const char *sha1Digest;
+	enum Type {PCM, Control, Reverb} type;
+	const char *shortName;
+	const char *description;
+	enum PairType {Full, FirstHalf, SecondHalf, Mux0, Mux1} pairType;
+	ROMInfo *pairROMInfo;
+	void *controlROMInfo;
+
+	// Returns a ROMInfo struct by inspecting the size and the SHA1 hash
+	static const ROMInfo* getROMInfo(Common::File *file);
+
+	// Currently no-op
+	static void freeROMInfo(const ROMInfo *romInfo);
+
+	// Allows retrieving a NULL-terminated list of ROMInfos for a range of types and pairTypes
+	// (specified by bitmasks)
+	// Useful for GUI/console app to output information on what ROMs it supports
+	static const ROMInfo** getROMInfoList(unsigned int types, unsigned int pairTypes);
+
+	// Frees the list of ROMInfos given
+	static void freeROMInfoList(const ROMInfo **romInfos);
+};
+
+// Synth::open() is to require a full control ROMImage and a full PCM ROMImage to work
+
+class ROMImage {
+private:
+	Common::File *file;
+	const ROMInfo *romInfo;
+
+public:
+
+	// Creates a ROMImage object given a ROMInfo and a File. Keeps a reference
+	// to the File and ROMInfo given, which must be freed separately by the user
+	// after the ROMImage is freed
+	static const ROMImage* makeROMImage(Common::File *file);
+
+	// Must only be done after all Synths using the ROMImage are deleted
+	static void freeROMImage(const ROMImage *romImage);
+
+	Common::File *getFile() const;
+	const ROMInfo *getROMInfo() const;
+};
+
+}
+
+#endif
diff --git a/audio/softsynth/mt32/Synth.cpp b/audio/softsynth/mt32/Synth.cpp
index 9b5518b207..7f4ba44999 100644
--- a/audio/softsynth/mt32/Synth.cpp
+++ b/audio/softsynth/mt32/Synth.cpp
@@ -142,11 +142,19 @@ Bit8u Synth::calcSysexChecksum(const Bit8u *data, Bit32u len, Bit8u checksum) {
 	return checksum;
 }
 
-Synth::Synth() {
+Synth::Synth(ReportHandler *useReportHandler) {
 	isOpen = false;
 	reverbEnabled = true;
 	reverbOverridden = false;
 
+	if (useReportHandler == NULL) {
+		reportHandler = new ReportHandler;
+		isDefaultReportHandler = true;
+	} else {
+		reportHandler = useReportHandler;
+		isDefaultReportHandler = false;
+	}
+
 #if MT32EMU_USE_REVERBMODEL == 1
 	reverbModels[REVERB_MODE_ROOM] = new AReverbModel(REVERB_MODE_ROOM);
 	reverbModels[REVERB_MODE_HALL] = new AReverbModel(REVERB_MODE_HALL);
@@ -178,31 +186,49 @@ Synth::~Synth() {
 	for (int i = 0; i < 4; i++) {
 		delete reverbModels[i];
 	}
+	if (isDefaultReportHandler) {
+		delete reportHandler;
+	}
 }
 
-int Synth::report(ReportType type, const void *data) {
-	if (myProp.report != NULL) {
-		return myProp.report(myProp.userData, type, data);
+void ReportHandler::showLCDMessage(const char *data) {
+	printf("WRITE-LCD: %s", data);
+	printf("\n");
+}
+
+void ReportHandler::printDebug(const char *fmt, va_list list) {
+		vprintf(fmt, list);
+		printf("\n");
+}
+
+void Synth::partStateChanged(int partNum, bool isPartActive) {
+	reportHandler->onPartStateChanged(partNum, isPartActive);
+}
+
+void Synth::polyStateChanged(int partNum) {
+	reportHandler->onPolyStateChanged(partNum);
+}
+
+void Synth::partialStateChanged(const Partial * const partial, int oldPartialPhase, int newPartialPhase) {
+	for (int i = 0; i < MT32EMU_MAX_PARTIALS; i++) {
+		if (getPartial(i) == partial) {
+			reportHandler->onPartialStateChanged(i, oldPartialPhase, newPartialPhase);
+			break;
+		}
 	}
-	return 0;
 }
 
-unsigned int Synth::getSampleRate() const {
-	return myProp.sampleRate;
+void Synth::newTimbreSet(int partNum, char patchName[]) {
+	reportHandler->onProgramChanged(partNum, patchName);
 }
 
 void Synth::printDebug(const char *fmt, ...) {
 	va_list ap;
 	va_start(ap, fmt);
-	if (myProp.printDebug != NULL) {
-		myProp.printDebug(myProp.userData, fmt, ap);
-	} else {
 #if MT32EMU_DEBUG_SAMPLESTAMPS > 0
-		printf("[%u] ", renderedSampleCount);
+	reportHandler->printDebug("[%u] ", renderedSampleCount);
 #endif
-		vprintf(fmt, ap);
-		printf("\n");
-	}
+	reportHandler->printDebug(fmt, ap);
 	va_end(ap);
 }
 
@@ -252,80 +278,60 @@ void Synth::setReverbOutputGain(float newReverbOutputGain) {
 	reverbOutputGain = newReverbOutputGain;
 }
 
-Common::File *Synth::openFile(const char *filename) {
-	if (myProp.openFile != NULL) {
-		return myProp.openFile(myProp.userData, filename);
-	}
-	char pathBuf[2048];
-	if (myProp.baseDir != NULL) {
-		strcpy(&pathBuf[0], myProp.baseDir);
-		strcat(&pathBuf[0], filename);
-		filename = pathBuf;
-	}
-	Common::File *file = new Common::File();
-	if (!file->open(filename)) {
-		delete file;
-		return NULL;
-	}
-	return file;
-}
-
-void Synth::closeFile(Common::File *file) {
-	if (myProp.closeFile != NULL) {
-		myProp.closeFile(myProp.userData, file);
-	} else {
-		file->close();
-		delete file;
-	}
-}
-
-LoadResult Synth::loadControlROM(const char *filename) {
-	Common::File *file = openFile(filename); // ROM File
-	if (file == NULL) {
-		return LoadResult_NotFound;
-	}
-	size_t fileSize = file->size();
-	if (fileSize != CONTROL_ROM_SIZE) {
-		printDebug("Control ROM file %s size mismatch: %i", filename, fileSize);
+bool Synth::loadControlROM(const ROMImage &controlROMImage) {
+	if (&controlROMImage == NULL) return false;
+	Common::File *file = controlROMImage.getFile();
+	const ROMInfo *controlROMInfo = controlROMImage.getROMInfo();
+	if ((controlROMInfo == NULL)
+			|| (controlROMInfo->type != ROMInfo::Control)
+			|| (controlROMInfo->pairType != ROMInfo::Full)) {
+		return false;
 	}
+#if MT32EMU_MONITOR_INIT
+	printDebug("Found Control ROM: %s, %s", controlROMInfo->shortName, controlROMInfo->description);
+#endif
 	file->read(controlROMData, CONTROL_ROM_SIZE);
-	if (file->err()) {
-		closeFile(file);
-		return LoadResult_Unreadable;
-	}
-	closeFile(file);
 
 	// Control ROM successfully loaded, now check whether it's a known type
 	controlROMMap = NULL;
 	for (unsigned int i = 0; i < sizeof(ControlROMMaps) / sizeof(ControlROMMaps[0]); i++) {
 		if (memcmp(&controlROMData[ControlROMMaps[i].idPos], ControlROMMaps[i].idBytes, ControlROMMaps[i].idLen) == 0) {
 			controlROMMap = &ControlROMMaps[i];
-			return LoadResult_OK;
+			return true;
 		}
 	}
-	printDebug("%s does not match a known control ROM type", filename);
-	return LoadResult_Invalid;
+#if MT32EMU_MONITOR_INIT
+	printDebug("Control ROM failed to load");
+#endif
+	return false;
 }
 
-LoadResult Synth::loadPCMROM(const char *filename) {
-	Common::File *file = openFile(filename); // ROM File
-	if (file == NULL) {
-		return LoadResult_NotFound;
+bool Synth::loadPCMROM(const ROMImage &pcmROMImage) {
+	if (&pcmROMImage == NULL) return false;
+	Common::File *file = pcmROMImage.getFile();
+	const ROMInfo *pcmROMInfo = pcmROMImage.getROMInfo();
+	if ((pcmROMInfo == NULL)
+			|| (pcmROMInfo->type != ROMInfo::PCM)
+			|| (pcmROMInfo->pairType != ROMInfo::Full)) {
+		return false;
 	}
+#if MT32EMU_MONITOR_INIT
+	printDebug("Found PCM ROM: %s, %s", pcmROMInfo->shortName, pcmROMInfo->description);
+#endif
 	size_t fileSize = file->size();
-	if (fileSize < (size_t)(2 * pcmROMSize)) {
-		printDebug("PCM ROM file is too short (expected %d, got %d)", 2 * pcmROMSize, fileSize);
-		closeFile(file);
-		return LoadResult_Invalid;
-	}
-	if (file->err()) {
-		closeFile(file);
-		return LoadResult_Unreadable;
+	if (fileSize != (2 * pcmROMSize)) {
+#if MT32EMU_MONITOR_INIT
+		printDebug("PCM ROM file has wrong size (expected %d, got %d)", 2 * pcmROMSize, fileSize);
+#endif
+		return false;
 	}
-	LoadResult rc = LoadResult_OK;
-	for (unsigned int i = 0; i < pcmROMSize; i++) {
-		Bit8u s = file->readByte();
-		Bit8u c = file->readByte();
+
+	byte *buffer = new byte[file->size()];
+	file->read(buffer, file->size());
+	const byte *fileData = buffer;
+	for (size_t i = 0; i < pcmROMSize; i++) {
+		Bit8u s = *(fileData++);
+		Bit8u c = *(fileData++);
 
 		int order[16] = {0, 9, 1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 13, 14, 15, 8};
 
@@ -351,16 +357,18 @@ LoadResult Synth::loadPCMROM(const char *filename) {
 
 		pcmROMData[i] = lin;
 	}
-	closeFile(file);
-	return rc;
+
+	delete[] buffer;
+
+	return true;
 }
 
 bool Synth::initPCMList(Bit16u mapAddress, Bit16u count) {
 	ControlROMPCMStruct *tps = (ControlROMPCMStruct *)&controlROMData[mapAddress];
 	for (int i = 0; i < count; i++) {
-		unsigned int rAddr = tps[i].pos * 0x800;
-		int rLenExp = (tps[i].len & 0x70) >> 4;
-		int rLen = 0x800 << rLenExp;
+		size_t rAddr = tps[i].pos * 0x800;
+		size_t rLenExp = (tps[i].len & 0x70) >> 4;
+		size_t rLen = 0x800 << rLenExp;
 		if (rAddr + rLen > pcmROMSize) {
 			printDebug("Control ROM error: Wave map entry %d points to invalid PCM address 0x%04X, length 0x%04X", i, rAddr, rLen);
 			return false;
@@ -422,12 +430,11 @@ bool Synth::initTimbres(Bit16u mapAddress, Bit16u offset, int count, int startTi
 	return true;
 }
 
-bool Synth::open(SynthProperties &useProp) {
+bool Synth::open(const ROMImage &controlROMImage, const ROMImage &pcmROMImage) {
 	if (isOpen) {
 		return false;
 	}
 	prerenderReadIx = prerenderWriteIx = 0;
-	myProp = useProp;
 #if MT32EMU_MONITOR_INIT
 	printDebug("Initialising Constant Tables");
 #endif
@@ -436,11 +443,6 @@ bool Synth::open(SynthProperties &useProp) {
 		reverbModels[i]->open(useProp.sampleRate);
 	}
 #endif
-	if (useProp.baseDir != NULL) {
-		char *baseDirCopy = new char[strlen(useProp.baseDir) + 1];
-		strcpy(baseDirCopy, useProp.baseDir);
-		myProp.baseDir = baseDirCopy;
-	}
 
 	// This is to help detect bugs
 	memset(&mt32ram, '?', sizeof(mt32ram));
@@ -448,12 +450,10 @@ bool Synth::open(SynthProperties &useProp) {
 #if MT32EMU_MONITOR_INIT
 	printDebug("Loading Control ROM");
 #endif
-	if (loadControlROM("CM32L_CONTROL.ROM") != LoadResult_OK) {
-		if (loadControlROM("MT32_CONTROL.ROM") != LoadResult_OK) {
-			printDebug("Init Error - Missing or invalid MT32_CONTROL.ROM");
-			//report(ReportType_errorControlROM, &errno);
-			return false;
-		}
+	if (!loadControlROM(controlROMImage)) {
+		printDebug("Init Error - Missing or invalid Control ROM image");
+		reportHandler->onErrorControlROM();
+		return false;
 	}
 
 	initMemoryRegions();
@@ -467,12 +467,10 @@ bool Synth::open(SynthProperties &useProp) {
 #if MT32EMU_MONITOR_INIT
 	printDebug("Loading PCM ROM");
 #endif
-	if (loadPCMROM("CM32L_PCM.ROM") != LoadResult_OK) {
-		if (loadPCMROM("MT32_PCM.ROM") != LoadResult_OK) {
-			printDebug("Init Error - Missing MT32_PCM.ROM");
-			//report(ReportType_errorPCMROM, &errno);
-			return false;
-		}
+	if (!loadPCMROM(pcmROMImage)) {
+		printDebug("Init Error - Missing PCM ROM image");
+		reportHandler->onErrorPCMROM();
+		return false;
 	}
 
 #if MT32EMU_MONITOR_INIT
@@ -601,9 +599,6 @@ void Synth::close() {
 		parts[i] = NULL;
 	}
 
-	delete[] myProp.baseDir;
-	myProp.baseDir = NULL;
-
 	delete[] pcmWaves;
 	delete[] pcmROMData;
 
@@ -1190,7 +1185,7 @@ void Synth::writeMemoryRegion(const MemoryRegion *region, Bit32u addr, Bit32u le
 	case MR_System:
 		region->write(0, off, data, len);
 
-		report(ReportType_devReconfig, NULL);
+		reportHandler->onDeviceReconfig();
 		// FIXME: We haven't properly confirmed any of this behaviour
 		// In particular, we tend to reset things such as reverb even if the write contained
 		// the same parameters as were already set, which may be wrong.
@@ -1228,7 +1223,7 @@ void Synth::writeMemoryRegion(const MemoryRegion *region, Bit32u addr, Bit32u le
 #if MT32EMU_MONITOR_SYSEX > 0
 		printDebug("WRITE-LCD: %s", buf);
 #endif
-		report(ReportType_lcdMessage, buf);
+		reportHandler->showLCDMessage(buf);
 		break;
 	case MR_Reset:
 		reset();
@@ -1256,9 +1251,9 @@ void Synth::refreshSystemReverbParameters() {
 #endif
 		return;
 	}
-	report(ReportType_newReverbMode,  &mt32ram.system.reverbMode);
-	report(ReportType_newReverbTime,  &mt32ram.system.reverbTime);
-	report(ReportType_newReverbLevel, &mt32ram.system.reverbLevel);
+	reportHandler->onNewReverbMode(mt32ram.system.reverbMode);
+	reportHandler->onNewReverbTime(mt32ram.system.reverbTime);
+	reportHandler->onNewReverbLevel(mt32ram.system.reverbLevel);
 
 	ReverbModel *newReverbModel = reverbModels[mt32ram.system.reverbMode];
 #if MT32EMU_REDUCE_REVERB_MEMORY
@@ -1266,7 +1261,7 @@ void Synth::refreshSystemReverbParameters() {
 		if (reverbModel != NULL) {
 			reverbModel->close();
 		}
-		newReverbModel->open(myProp.sampleRate);
+		newReverbModel->open();
 	}
 #endif
 	reverbModel = newReverbModel;
@@ -1321,7 +1316,7 @@ void Synth::reset() {
 #if MT32EMU_MONITOR_SYSEX > 0
 	printDebug("RESET");
 #endif
-	report(ReportType_devReset, NULL);
+	reportHandler->onDeviceReset();
 	partialManager->deactivateAll();
 	mt32ram = mt32default;
 	for (int i = 0; i < 9; i++) {
diff --git a/audio/softsynth/mt32/Synth.h b/audio/softsynth/mt32/Synth.h
index 2534b7af35..91375c0fc0 100644
--- a/audio/softsynth/mt32/Synth.h
+++ b/audio/softsynth/mt32/Synth.h
@@ -26,6 +26,7 @@ class TableInitialiser;
 class Partial;
 class PartialManager;
 class Part;
+class ROMImage;
 
 /**
  * Methods for emulating the connection between the LA32 and the DAC, which involves
@@ -57,71 +58,6 @@ enum DACInputMode {
 	DACInputMode_GENERATION2
 };
 
-enum ReportType {
-	// Errors
-	ReportType_errorControlROM = 1,
-	ReportType_errorPCMROM,
-	ReportType_errorSampleRate,
-
-	// Progress
-	ReportType_progressInit,
-
-	// HW spec
-	ReportType_availableSSE,
-	ReportType_available3DNow,
-	ReportType_usingSSE,
-	ReportType_using3DNow,
-
-	// General info
-	ReportType_lcdMessage,
-	ReportType_devReset,
-	ReportType_devReconfig,
-	ReportType_newReverbMode,
-	ReportType_newReverbTime,
-	ReportType_newReverbLevel
-};
-
-enum LoadResult {
-	LoadResult_OK,
-	LoadResult_NotFound,
-	LoadResult_Unreadable,
-	LoadResult_Invalid
-};
-
-struct SynthProperties {
-	// Sample rate to use in mixing
-	unsigned int sampleRate;
-
-	// Deprecated - ignored. Use Synth::setReverbEnabled() instead.
-	bool useReverb;
-	// Deprecated - ignored. Use Synth::setReverbOverridden() instead.
-	bool useDefaultReverb;
-	// Deprecated - ignored. Use Synth::playSysex*() to configure reverb instead.
-	unsigned char reverbType;
-	// Deprecated - ignored. Use Synth::playSysex*() to configure reverb instead.
-	unsigned char reverbTime;
-	// Deprecated - ignored. Use Synth::playSysex*() to configure reverb instead.
-	unsigned char reverbLevel;
-	// The name of the directory in which the ROM and data files are stored (with trailing slash/backslash)
-	// Not used if "openFile" is set. May be NULL in any case.
-	const char *baseDir;
-	// This is used as the first argument to all callbacks
-	void *userData;
-	// Callback for reporting various errors and information. May be NULL
-	int (*report)(void *userData, ReportType type, const void *reportData);
-	// Callback for debug messages, in vprintf() format
-	void (*printDebug)(void *userData, const char *fmt, va_list list);
-	// Callback for providing an implementation of File, opened and ready for use
-	// May be NULL, in which case a default implementation will be used.
-	Common::File *(*openFile)(void *userData, const char *filename);
-	// Callback for closing a File. May be NULL, in which case the File will automatically be close()d/deleted.
-	void (*closeFile)(void *userData, Common::File *file);
-};
-
-// This is the specification of the Callback routine used when calling the RecalcWaveforms
-// function
-typedef void (*recalcStatusCallback)(int percDone);
-
 typedef void (*FloatToBit16sFunc)(Bit16s *target, const float *source, Bit32u len, float outputGain);
 
 const Bit8u SYSEX_MANUFACTURER_ROLAND = 0x41;
@@ -285,7 +221,7 @@ class ReverbModel {
 public:
 	virtual ~ReverbModel() {}
 	// After construction or a close(), open() will be called at least once before any other call (with the exception of close()).
-	virtual void open(unsigned int sampleRate) = 0;
+	virtual void open() = 0;
 	// May be called multiple times without an open() in between.
 	virtual void close() = 0;
 	virtual void setParameters(Bit8u time, Bit8u level) = 0;
@@ -293,6 +229,32 @@ public:
 	virtual bool isActive() const = 0;
 };
 
+class ReportHandler {
+friend class Synth;
+
+public:
+	virtual ~ReportHandler() {}
+
+protected:
+
+	// Callback for debug messages, in vprintf() format
+	virtual void printDebug(const char *fmt, va_list list);
+
+	// Callbacks for reporting various errors and information
+	virtual void onErrorControlROM() {}
+	virtual void onErrorPCMROM() {}
+	virtual void showLCDMessage(const char *message);
+	virtual void onDeviceReset() {}
+	virtual void onDeviceReconfig() {}
+	virtual void onNewReverbMode(Bit8u /* mode */) {}
+	virtual void onNewReverbTime(Bit8u /* time */) {}
+	virtual void onNewReverbLevel(Bit8u /* level */) {}
+	virtual void onPartStateChanged(int /* partNum */, bool /* isActive */) {}
+	virtual void onPolyStateChanged(int /* partNum */) {}
+	virtual void onPartialStateChanged(int /* partialNum */, int /* oldPartialPhase */, int /* newPartialPhase */) {}
+	virtual void onProgramChanged(int /* partNum */, char * /* patchName */) {}
+};
+
 class Synth {
 friend class Part;
 friend class RhythmPart;
@@ -322,7 +284,7 @@ private:
 	const ControlROMMap *controlROMMap;
 	Bit8u controlROMData[CONTROL_ROM_SIZE];
 	float *pcmROMData;
-	unsigned int pcmROMSize; // This is in 16-bit samples, therefore half the number of bytes in the ROM
+	size_t pcmROMSize; // This is in 16-bit samples, therefore half the number of bytes in the ROM
 
 	Bit8s chantable[32];
 
@@ -343,6 +305,9 @@ private:
 
 	bool isOpen;
 
+	bool isDefaultReportHandler;
+	ReportHandler *reportHandler;
+
 	PartialManager *partialManager;
 	Part *parts[9];
 
@@ -375,8 +340,6 @@ private:
 	int prerenderReadIx;
 	int prerenderWriteIx;
 
-	SynthProperties myProp;
-
 	bool prerender();
 	void copyPrerender(Bit16s *nonReverbLeft, Bit16s *nonReverbRight, Bit16s *reverbDryLeft, Bit16s *reverbDryRight, Bit16s *reverbWetLeft, Bit16s *reverbWetRight, Bit32u pos, Bit32u len);
 	void checkPrerender(Bit16s *nonReverbLeft, Bit16s *nonReverbRight, Bit16s *reverbDryLeft, Bit16s *reverbDryRight, Bit16s *reverbWetLeft, Bit16s *reverbWetRight, Bit32u &pos, Bit32u &len);
@@ -390,8 +353,8 @@ private:
 	void writeMemoryRegion(const MemoryRegion *region, Bit32u addr, Bit32u len, const Bit8u *data);
 	void readMemoryRegion(const MemoryRegion *region, Bit32u addr, Bit32u len, Bit8u *data);
 
-	LoadResult loadControlROM(const char *filename);
-	LoadResult loadPCMROM(const char *filename);
+	bool loadControlROM(const ROMImage &controlROMImage);
+	bool loadPCMROM(const ROMImage &pcmROMImage);
 
 	bool initPCMList(Bit16u mapAddress, Bit16u count);
 	bool initTimbres(Bit16u mapAddress, Bit16u offset, int timbreCount, int startTimbre, bool compressed);
@@ -405,24 +368,25 @@ private:
 	void refreshSystem();
 	void reset();
 
-	unsigned int getSampleRate() const;
-
 	void printPartialUsage(unsigned long sampleOffset = 0);
-protected:
-	int report(ReportType type, const void *reportData);
-	Common::File *openFile(const char *filename);
-	void closeFile(Common::File *file);
+
+	void partStateChanged(int partNum, bool isPartActive);
+	void polyStateChanged(int partNum);
+	void partialStateChanged(const Partial * const partial, int oldPartialPhase, int newPartialPhase);
+	void newTimbreSet(int partNum, char patchName[]);
 	void printDebug(const char *fmt, ...);
 
 public:
 	static Bit8u calcSysexChecksum(const Bit8u *data, Bit32u len, Bit8u checksum);
 
-	Synth();
+	// Optionally sets callbacks for reporting various errors, information and debug messages
+	Synth(ReportHandler *useReportHandler = NULL);
 	~Synth();
 
 	// Used to initialise the MT-32. Must be called before any other function.
 	// Returns true if initialization was sucessful, otherwise returns false.
-	bool open(SynthProperties &useProp);
+	// controlROMImage and pcmROMImage represent Control and PCM ROM images for use by synth.
+	bool open(const ROMImage &controlROMImage, const ROMImage &pcmROMImage);
 
 	// Closes the MT-32 and deallocates any memory used by the synthesizer
 	void close(void);
diff --git a/audio/softsynth/mt32/TVA.cpp b/audio/softsynth/mt32/TVA.cpp
index c581259a38..fd442da905 100644
--- a/audio/softsynth/mt32/TVA.cpp
+++ b/audio/softsynth/mt32/TVA.cpp
@@ -34,6 +34,9 @@ TVA::TVA(const Partial *usePartial, LA32Ramp *useAmpRamp) :
 }
 
 void TVA::startRamp(Bit8u newTarget, Bit8u newIncrement, int newPhase) {
+	if (newPhase != phase) {
+		partial->getSynth()->partialStateChanged(partial, phase, newPhase);
+	}
 	target = newTarget;
 	phase = newPhase;
 	ampRamp->startRamp(newTarget, newIncrement);
@@ -43,6 +46,9 @@ void TVA::startRamp(Bit8u newTarget, Bit8u newIncrement, int newPhase) {
 }
 
 void TVA::end(int newPhase) {
+	if (newPhase != phase) {
+		partial->getSynth()->partialStateChanged(partial, phase, newPhase);
+	}
 	phase = newPhase;
 	playing = false;
 #if MT32EMU_MONITOR_TVA >= 1
diff --git a/audio/softsynth/mt32/TVP.cpp b/audio/softsynth/mt32/TVP.cpp
index 32a6067841..5dc4ca6b66 100644
--- a/audio/softsynth/mt32/TVP.cpp
+++ b/audio/softsynth/mt32/TVP.cpp
@@ -47,12 +47,11 @@ static Bit16u keyToPitchTable[] = {
 
 TVP::TVP(const Partial *usePartial) :
 	partial(usePartial), system_(&usePartial->getSynth()->mt32ram.system) {
-	unsigned int sampleRate = usePartial->getSynth()->myProp.sampleRate;
 	// We want to do processing 4000 times per second. FIXME: This is pretty arbitrary.
-	maxCounter = sampleRate / 4000;
+	maxCounter = SAMPLE_RATE / 4000;
 	// The timer runs at 500kHz. We only need to bother updating it every maxCounter samples, before we do processing.
 	// This is how much to increment it by every maxCounter samples.
-	processTimerIncrement = 500000 * maxCounter / sampleRate;
+	processTimerIncrement = 500000 * maxCounter / SAMPLE_RATE;
 }
 
 static Bit16s keyToPitch(unsigned int key) {
diff --git a/audio/softsynth/mt32/Tables.h b/audio/softsynth/mt32/Tables.h
index a63eaf6d26..b353cf4c51 100644
--- a/audio/softsynth/mt32/Tables.h
+++ b/audio/softsynth/mt32/Tables.h
@@ -20,7 +20,9 @@
 
 namespace MT32Emu {
 
-// Sample rate to use in mixing
+// Sample rate to use in mixing. With the progress of development, we've found way too many thing dependent.
+// In order to achieve further advance in emulation accuracy, sample rate made fixed throughout the emulator.
+// The output from the synth is supposed to be resampled to convert the sample rate.
 const unsigned int SAMPLE_RATE = 32000;
 
 const int MIDDLEC = 60;
diff --git a/audio/softsynth/mt32/module.mk b/audio/softsynth/mt32/module.mk
index c0ee363c04..ed6b0d33ed 100644
--- a/audio/softsynth/mt32/module.mk
+++ b/audio/softsynth/mt32/module.mk
@@ -10,6 +10,7 @@ MODULE_OBJS := \
 	Partial.o \
 	PartialManager.o \
 	Poly.o \
+	ROMInfo.o \
 	Synth.o \
 	TVA.o \
 	TVF.o \
diff --git a/audio/softsynth/mt32/mt32emu.h b/audio/softsynth/mt32/mt32emu.h
index a5a72b01ca..ae5f4955b1 100644
--- a/audio/softsynth/mt32/mt32emu.h
+++ b/audio/softsynth/mt32/mt32emu.h
@@ -71,8 +71,6 @@
 // 1: Use precise float math. Use this setting to achieve more accurate wave generator. If your system performs better with this setting, it is really notable. :)
 #define MT32EMU_ACCURATE_WG 0
 
-#define MT32EMU_USE_EXTINT 0
-
 // Configuration
 // The maximum number of partials playing simultaneously
 #define MT32EMU_MAX_PARTIALS 32
@@ -117,6 +115,7 @@ const unsigned int MAX_PRERENDER_SAMPLES = 1024;
 #include "TVF.h"
 #include "Partial.h"
 #include "Part.h"
+#include "ROMInfo.h"
 #include "Synth.h"
 
 #endif