/* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
* Copyright (C) 2011-2017 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 .
*/
#include "../globals.h"
#include "../Types.h"
#include "../File.h"
#include "../FileStream.h"
#include "../ROMInfo.h"
#include "../Synth.h"
#include "../MidiStreamParser.h"
#include "../SampleRateConverter.h"
#include "c_types.h"
#include "c_interface.h"
using namespace MT32Emu;
namespace MT32Emu {
struct SamplerateConversionState {
double outputSampleRate;
SamplerateConversionQuality srcQuality;
SampleRateConverter *src;
};
static mt32emu_service_version getSynthVersionID(mt32emu_service_i) {
return MT32EMU_SERVICE_VERSION_CURRENT;
}
static const mt32emu_service_i_v2 SERVICE_VTABLE = {
getSynthVersionID,
mt32emu_get_supported_report_handler_version,
mt32emu_get_supported_midi_receiver_version,
mt32emu_get_library_version_int,
mt32emu_get_library_version_string,
mt32emu_get_stereo_output_samplerate,
mt32emu_create_context,
mt32emu_free_context,
mt32emu_add_rom_data,
mt32emu_add_rom_file,
mt32emu_get_rom_info,
mt32emu_set_partial_count,
mt32emu_set_analog_output_mode,
mt32emu_open_synth,
mt32emu_close_synth,
mt32emu_is_open,
mt32emu_get_actual_stereo_output_samplerate,
mt32emu_flush_midi_queue,
mt32emu_set_midi_event_queue_size,
mt32emu_set_midi_receiver,
mt32emu_parse_stream,
mt32emu_parse_stream_at,
mt32emu_play_short_message,
mt32emu_play_short_message_at,
mt32emu_play_msg,
mt32emu_play_sysex,
mt32emu_play_msg_at,
mt32emu_play_sysex_at,
mt32emu_play_msg_now,
mt32emu_play_msg_on_part,
mt32emu_play_sysex_now,
mt32emu_write_sysex,
mt32emu_set_reverb_enabled,
mt32emu_is_reverb_enabled,
mt32emu_set_reverb_overridden,
mt32emu_is_reverb_overridden,
mt32emu_set_reverb_compatibility_mode,
mt32emu_is_mt32_reverb_compatibility_mode,
mt32emu_is_default_reverb_mt32_compatible,
mt32emu_set_dac_input_mode,
mt32emu_get_dac_input_mode,
mt32emu_set_midi_delay_mode,
mt32emu_get_midi_delay_mode,
mt32emu_set_output_gain,
mt32emu_get_output_gain,
mt32emu_set_reverb_output_gain,
mt32emu_get_reverb_output_gain,
mt32emu_set_reversed_stereo_enabled,
mt32emu_is_reversed_stereo_enabled,
mt32emu_render_bit16s,
mt32emu_render_float,
mt32emu_render_bit16s_streams,
mt32emu_render_float_streams,
mt32emu_has_active_partials,
mt32emu_is_active,
mt32emu_get_partial_count,
mt32emu_get_part_states,
mt32emu_get_partial_states,
mt32emu_get_playing_notes,
mt32emu_get_patch_name,
mt32emu_read_memory,
mt32emu_get_best_analog_output_mode,
mt32emu_set_stereo_output_samplerate,
mt32emu_set_samplerate_conversion_quality,
mt32emu_select_renderer_type,
mt32emu_get_selected_renderer_type,
mt32emu_convert_output_to_synth_timestamp,
mt32emu_convert_synth_to_output_timestamp,
mt32emu_get_internal_rendered_sample_count,
mt32emu_set_nice_amp_ramp_enabled,
mt32emu_is_nice_amp_ramp_enabled
};
} // namespace MT32Emu
struct mt32emu_data {
ReportHandler *reportHandler;
Synth *synth;
const ROMImage *controlROMImage;
const ROMImage *pcmROMImage;
DefaultMidiStreamParser *midiParser;
Bit32u partialCount;
AnalogOutputMode analogOutputMode;
SamplerateConversionState *srcState;
};
// Internal C++ utility stuff
namespace MT32Emu {
class DelegatingReportHandlerAdapter : public ReportHandler {
public:
DelegatingReportHandlerAdapter(mt32emu_report_handler_i useReportHandler, void *useInstanceData) :
delegate(useReportHandler), instanceData(useInstanceData) {}
protected:
const mt32emu_report_handler_i delegate;
void * const instanceData;
private:
void printDebug(const char *fmt, va_list list) {
if (delegate.v0->printDebug == NULL) {
ReportHandler::printDebug(fmt, list);
} else {
delegate.v0->printDebug(instanceData, fmt, list);
}
}
void onErrorControlROM() {
if (delegate.v0->onErrorControlROM == NULL) {
ReportHandler::onErrorControlROM();
} else {
delegate.v0->onErrorControlROM(instanceData);
}
}
void onErrorPCMROM() {
if (delegate.v0->onErrorPCMROM == NULL) {
ReportHandler::onErrorPCMROM();
} else {
delegate.v0->onErrorPCMROM(instanceData);
}
}
void showLCDMessage(const char *message) {
if (delegate.v0->showLCDMessage == NULL) {
ReportHandler::showLCDMessage(message);
} else {
delegate.v0->showLCDMessage(instanceData, message);
}
}
void onMIDIMessagePlayed() {
if (delegate.v0->onMIDIMessagePlayed == NULL) {
ReportHandler::onMIDIMessagePlayed();
} else {
delegate.v0->onMIDIMessagePlayed(instanceData);
}
}
bool onMIDIQueueOverflow() {
if (delegate.v0->onMIDIQueueOverflow == NULL) {
return ReportHandler::onMIDIQueueOverflow();
}
return delegate.v0->onMIDIQueueOverflow(instanceData) != MT32EMU_BOOL_FALSE;
}
void onMIDISystemRealtime(Bit8u systemRealtime) {
if (delegate.v0->onMIDISystemRealtime == NULL) {
ReportHandler::onMIDISystemRealtime(systemRealtime);
} else {
delegate.v0->onMIDISystemRealtime(instanceData, systemRealtime);
}
}
void onDeviceReset() {
if (delegate.v0->onDeviceReset == NULL) {
ReportHandler::onDeviceReset();
} else {
delegate.v0->onDeviceReset(instanceData);
}
}
void onDeviceReconfig() {
if (delegate.v0->onDeviceReconfig == NULL) {
ReportHandler::onDeviceReconfig();
} else {
delegate.v0->onDeviceReconfig(instanceData);
}
}
void onNewReverbMode(Bit8u mode) {
if (delegate.v0->onNewReverbMode == NULL) {
ReportHandler::onNewReverbMode(mode);
} else {
delegate.v0->onNewReverbMode(instanceData, mode);
}
}
void onNewReverbTime(Bit8u time) {
if (delegate.v0->onNewReverbTime == NULL) {
ReportHandler::onNewReverbTime(time);
} else {
delegate.v0->onNewReverbTime(instanceData, time);
}
}
void onNewReverbLevel(Bit8u level) {
if (delegate.v0->onNewReverbLevel == NULL) {
ReportHandler::onNewReverbLevel(level);
} else {
delegate.v0->onNewReverbLevel(instanceData, level);
}
}
void onPolyStateChanged(Bit8u partNum) {
if (delegate.v0->onPolyStateChanged == NULL) {
ReportHandler::onPolyStateChanged(partNum);
} else {
delegate.v0->onPolyStateChanged(instanceData, partNum);
}
}
void onProgramChanged(Bit8u partNum, const char *soundGroupName, const char *patchName) {
if (delegate.v0->onProgramChanged == NULL) {
ReportHandler::onProgramChanged(partNum, soundGroupName, patchName);
} else {
delegate.v0->onProgramChanged(instanceData, partNum, soundGroupName, patchName);
}
}
};
class DelegatingMidiStreamParser : public DefaultMidiStreamParser {
public:
DelegatingMidiStreamParser(const mt32emu_data *useData, mt32emu_midi_receiver_i useMIDIReceiver, void *useInstanceData) :
DefaultMidiStreamParser(*useData->synth), delegate(useMIDIReceiver), instanceData(useInstanceData) {}
protected:
mt32emu_midi_receiver_i delegate;
void *instanceData;
private:
void handleShortMessage(const Bit32u message) {
if (delegate.v0->handleShortMessage == NULL) {
DefaultMidiStreamParser::handleShortMessage(message);
} else {
delegate.v0->handleShortMessage(instanceData, message);
}
}
void handleSysex(const Bit8u *stream, const Bit32u length) {
if (delegate.v0->handleSysex == NULL) {
DefaultMidiStreamParser::handleSysex(stream, length);
} else {
delegate.v0->handleSysex(instanceData, stream, length);
}
}
void handleSystemRealtimeMessage(const Bit8u realtime) {
if (delegate.v0->handleSystemRealtimeMessage == NULL) {
DefaultMidiStreamParser::handleSystemRealtimeMessage(realtime);
} else {
delegate.v0->handleSystemRealtimeMessage(instanceData, realtime);
}
}
};
static mt32emu_return_code addROMFile(mt32emu_data *data, File *file) {
const ROMImage *image = ROMImage::makeROMImage(file);
const ROMInfo *info = image->getROMInfo();
if (info == NULL) {
ROMImage::freeROMImage(image);
return MT32EMU_RC_ROM_NOT_IDENTIFIED;
}
if (info->type == ROMInfo::Control) {
if (data->controlROMImage != NULL) {
delete data->controlROMImage->getFile();
ROMImage::freeROMImage(data->controlROMImage);
}
data->controlROMImage = image;
return MT32EMU_RC_ADDED_CONTROL_ROM;
} else if (info->type == ROMInfo::PCM) {
if (data->pcmROMImage != NULL) {
delete data->pcmROMImage->getFile();
ROMImage::freeROMImage(data->pcmROMImage);
}
data->pcmROMImage = image;
return MT32EMU_RC_ADDED_PCM_ROM;
}
ROMImage::freeROMImage(image);
return MT32EMU_RC_OK; // No support for reverb ROM yet.
}
} // namespace MT32Emu
// C-visible implementation
extern "C" {
mt32emu_service_i mt32emu_get_service_i() {
mt32emu_service_i i;
i.v2 = &SERVICE_VTABLE;
return i;
}
mt32emu_report_handler_version mt32emu_get_supported_report_handler_version() {
return MT32EMU_REPORT_HANDLER_VERSION_CURRENT;
}
mt32emu_midi_receiver_version mt32emu_get_supported_midi_receiver_version() {
return MT32EMU_MIDI_RECEIVER_VERSION_CURRENT;
}
mt32emu_bit32u mt32emu_get_library_version_int() {
return Synth::getLibraryVersionInt();
}
const char *mt32emu_get_library_version_string() {
return Synth::getLibraryVersionString();
}
mt32emu_bit32u mt32emu_get_stereo_output_samplerate(const mt32emu_analog_output_mode analog_output_mode) {
return Synth::getStereoOutputSampleRate(static_cast(analog_output_mode));
}
mt32emu_analog_output_mode mt32emu_get_best_analog_output_mode(const double target_samplerate) {
return mt32emu_analog_output_mode(SampleRateConverter::getBestAnalogOutputMode(target_samplerate));
}
mt32emu_context mt32emu_create_context(mt32emu_report_handler_i report_handler, void *instance_data) {
mt32emu_data *data = new mt32emu_data;
data->reportHandler = (report_handler.v0 != NULL) ? new DelegatingReportHandlerAdapter(report_handler, instance_data) : new ReportHandler;
data->synth = new Synth(data->reportHandler);
data->midiParser = new DefaultMidiStreamParser(*data->synth);
data->controlROMImage = NULL;
data->pcmROMImage = NULL;
data->partialCount = DEFAULT_MAX_PARTIALS;
data->analogOutputMode = AnalogOutputMode_COARSE;
data->srcState = new SamplerateConversionState;
data->srcState->outputSampleRate = 0.0;
data->srcState->srcQuality = SamplerateConversionQuality_GOOD;
data->srcState->src = NULL;
return data;
}
void mt32emu_free_context(mt32emu_context data) {
if (data == NULL) return;
delete data->srcState->src;
data->srcState->src = NULL;
delete data->srcState;
data->srcState = NULL;
if (data->controlROMImage != NULL) {
delete data->controlROMImage->getFile();
ROMImage::freeROMImage(data->controlROMImage);
data->controlROMImage = NULL;
}
if (data->pcmROMImage != NULL) {
delete data->pcmROMImage->getFile();
ROMImage::freeROMImage(data->pcmROMImage);
data->pcmROMImage = NULL;
}
delete data->midiParser;
data->midiParser = NULL;
delete data->synth;
data->synth = NULL;
delete data->reportHandler;
data->reportHandler = NULL;
delete data;
}
mt32emu_return_code mt32emu_add_rom_data(mt32emu_context context, const mt32emu_bit8u *data, size_t data_size, const mt32emu_sha1_digest *sha1_digest) {
if (sha1_digest == NULL) return addROMFile(context, new ArrayFile(data, data_size));
return addROMFile(context, new ArrayFile(data, data_size, *sha1_digest));
}
mt32emu_return_code mt32emu_add_rom_file(mt32emu_context context, const char *filename) {
mt32emu_return_code rc = MT32EMU_RC_OK;
FileStream *fs = new FileStream;
if (fs->open(filename)) {
if (fs->getData() != NULL) {
rc = addROMFile(context, fs);
if (rc > 0) return rc;
} else {
rc = MT32EMU_RC_FILE_NOT_LOADED;
}
} else {
rc = MT32EMU_RC_FILE_NOT_FOUND;
}
delete fs;
return rc;
}
void mt32emu_get_rom_info(mt32emu_const_context context, mt32emu_rom_info *rom_info) {
const ROMInfo *romInfo = context->controlROMImage == NULL ? NULL : context->controlROMImage->getROMInfo();
if (romInfo != NULL) {
rom_info->control_rom_id = romInfo->shortName;
rom_info->control_rom_description = romInfo->description;
rom_info->control_rom_sha1_digest = romInfo->sha1Digest;
} else {
rom_info->control_rom_id = NULL;
rom_info->control_rom_description = NULL;
rom_info->control_rom_sha1_digest = NULL;
}
romInfo = context->pcmROMImage == NULL ? NULL : context->pcmROMImage->getROMInfo();
if (romInfo != NULL) {
rom_info->pcm_rom_id = romInfo->shortName;
rom_info->pcm_rom_description = romInfo->description;
rom_info->pcm_rom_sha1_digest = romInfo->sha1Digest;
} else {
rom_info->pcm_rom_id = NULL;
rom_info->pcm_rom_description = NULL;
rom_info->pcm_rom_sha1_digest = NULL;
}
}
void mt32emu_set_partial_count(mt32emu_context context, const mt32emu_bit32u partial_count) {
context->partialCount = partial_count;
}
void mt32emu_set_analog_output_mode(mt32emu_context context, const mt32emu_analog_output_mode analog_output_mode) {
context->analogOutputMode = static_cast(analog_output_mode);
}
void mt32emu_set_stereo_output_samplerate(mt32emu_context context, const double samplerate) {
context->srcState->outputSampleRate = SampleRateConverter::getSupportedOutputSampleRate(samplerate);
}
void mt32emu_set_samplerate_conversion_quality(mt32emu_context context, const mt32emu_samplerate_conversion_quality quality) {
context->srcState->srcQuality = SamplerateConversionQuality(quality);
}
void mt32emu_select_renderer_type(mt32emu_context context, const mt32emu_renderer_type renderer_type) {
context->synth->selectRendererType(static_cast(renderer_type));
}
mt32emu_renderer_type mt32emu_get_selected_renderer_type(mt32emu_context context) {
return static_cast(context->synth->getSelectedRendererType());
}
mt32emu_return_code mt32emu_open_synth(mt32emu_const_context context) {
if ((context->controlROMImage == NULL) || (context->pcmROMImage == NULL)) {
return MT32EMU_RC_MISSING_ROMS;
}
if (!context->synth->open(*context->controlROMImage, *context->pcmROMImage, context->partialCount, context->analogOutputMode)) {
return MT32EMU_RC_FAILED;
}
SamplerateConversionState &srcState = *context->srcState;
const double outputSampleRate = (0.0 < srcState.outputSampleRate) ? srcState.outputSampleRate : context->synth->getStereoOutputSampleRate();
srcState.src = new SampleRateConverter(*context->synth, outputSampleRate, srcState.srcQuality);
return MT32EMU_RC_OK;
}
void mt32emu_close_synth(mt32emu_const_context context) {
context->synth->close();
delete context->srcState->src;
context->srcState->src = NULL;
}
mt32emu_boolean mt32emu_is_open(mt32emu_const_context context) {
return context->synth->isOpen() ? MT32EMU_BOOL_TRUE : MT32EMU_BOOL_FALSE;
}
mt32emu_bit32u mt32emu_get_actual_stereo_output_samplerate(mt32emu_const_context context) {
if (context->srcState->src == NULL) {
return context->synth->getStereoOutputSampleRate();
}
return mt32emu_bit32u(0.5 + context->srcState->src->convertSynthToOutputTimestamp(SAMPLE_RATE));
}
mt32emu_bit32u mt32emu_convert_output_to_synth_timestamp(mt32emu_const_context context, mt32emu_bit32u output_timestamp) {
if (context->srcState->src == NULL) {
return output_timestamp;
}
return mt32emu_bit32u(0.5 + context->srcState->src->convertOutputToSynthTimestamp(output_timestamp));
}
mt32emu_bit32u mt32emu_convert_synth_to_output_timestamp(mt32emu_const_context context, mt32emu_bit32u synth_timestamp) {
if (context->srcState->src == NULL) {
return synth_timestamp;
}
return mt32emu_bit32u(0.5 + context->srcState->src->convertSynthToOutputTimestamp(synth_timestamp));
}
void mt32emu_flush_midi_queue(mt32emu_const_context context) {
context->synth->flushMIDIQueue();
}
mt32emu_bit32u mt32emu_set_midi_event_queue_size(mt32emu_const_context context, const mt32emu_bit32u queue_size) {
return context->synth->setMIDIEventQueueSize(queue_size);
}
void mt32emu_set_midi_receiver(mt32emu_context context, mt32emu_midi_receiver_i midi_receiver, void *instance_data) {
delete context->midiParser;
context->midiParser = (midi_receiver.v0 != NULL) ? new DelegatingMidiStreamParser(context, midi_receiver, instance_data) : new DefaultMidiStreamParser(*context->synth);
}
mt32emu_bit32u mt32emu_get_internal_rendered_sample_count(mt32emu_const_context context) {
return context->synth->getInternalRenderedSampleCount();
}
void mt32emu_parse_stream(mt32emu_const_context context, const mt32emu_bit8u *stream, mt32emu_bit32u length) {
context->midiParser->resetTimestamp();
context->midiParser->parseStream(stream, length);
}
void mt32emu_parse_stream_at(mt32emu_const_context context, const mt32emu_bit8u *stream, mt32emu_bit32u length, mt32emu_bit32u timestamp) {
context->midiParser->setTimestamp(timestamp);
context->midiParser->parseStream(stream, length);
}
void mt32emu_play_short_message(mt32emu_const_context context, mt32emu_bit32u message) {
context->midiParser->resetTimestamp();
context->midiParser->processShortMessage(message);
}
void mt32emu_play_short_message_at(mt32emu_const_context context, mt32emu_bit32u message, mt32emu_bit32u timestamp) {
context->midiParser->setTimestamp(timestamp);
context->midiParser->processShortMessage(message);
}
mt32emu_return_code mt32emu_play_msg(mt32emu_const_context context, mt32emu_bit32u msg) {
if (!context->synth->isOpen()) return MT32EMU_RC_NOT_OPENED;
return (context->synth->playMsg(msg)) ? MT32EMU_RC_OK : MT32EMU_RC_QUEUE_FULL;
}
mt32emu_return_code mt32emu_play_sysex(mt32emu_const_context context, const mt32emu_bit8u *sysex, mt32emu_bit32u len) {
if (!context->synth->isOpen()) return MT32EMU_RC_NOT_OPENED;
return (context->synth->playSysex(sysex, len)) ? MT32EMU_RC_OK : MT32EMU_RC_QUEUE_FULL;
}
mt32emu_return_code mt32emu_play_msg_at(mt32emu_const_context context, mt32emu_bit32u msg, mt32emu_bit32u timestamp) {
if (!context->synth->isOpen()) return MT32EMU_RC_NOT_OPENED;
return (context->synth->playMsg(msg, timestamp)) ? MT32EMU_RC_OK : MT32EMU_RC_QUEUE_FULL;
}
mt32emu_return_code mt32emu_play_sysex_at(mt32emu_const_context context, const mt32emu_bit8u *sysex, mt32emu_bit32u len, mt32emu_bit32u timestamp) {
if (!context->synth->isOpen()) return MT32EMU_RC_NOT_OPENED;
return (context->synth->playSysex(sysex, len, timestamp)) ? MT32EMU_RC_OK : MT32EMU_RC_QUEUE_FULL;
}
void mt32emu_play_msg_now(mt32emu_const_context context, mt32emu_bit32u msg) {
context->synth->playMsgNow(msg);
}
void mt32emu_play_msg_on_part(mt32emu_const_context context, mt32emu_bit8u part, mt32emu_bit8u code, mt32emu_bit8u note, mt32emu_bit8u velocity) {
context->synth->playMsgOnPart(part, code, note, velocity);
}
void mt32emu_play_sysex_now(mt32emu_const_context context, const mt32emu_bit8u *sysex, mt32emu_bit32u len) {
context->synth->playSysexNow(sysex, len);
}
void mt32emu_write_sysex(mt32emu_const_context context, mt32emu_bit8u channel, const mt32emu_bit8u *sysex, mt32emu_bit32u len) {
context->synth->writeSysex(channel, sysex, len);
}
void mt32emu_set_reverb_enabled(mt32emu_const_context context, const mt32emu_boolean reverb_enabled) {
context->synth->setReverbEnabled(reverb_enabled != MT32EMU_BOOL_FALSE);
}
mt32emu_boolean mt32emu_is_reverb_enabled(mt32emu_const_context context) {
return context->synth->isReverbEnabled() ? MT32EMU_BOOL_TRUE : MT32EMU_BOOL_FALSE;
}
void mt32emu_set_reverb_overridden(mt32emu_const_context context, const mt32emu_boolean reverb_overridden) {
context->synth->setReverbOverridden(reverb_overridden != MT32EMU_BOOL_FALSE);
}
mt32emu_boolean mt32emu_is_reverb_overridden(mt32emu_const_context context) {
return context->synth->isReverbOverridden() ? MT32EMU_BOOL_TRUE : MT32EMU_BOOL_FALSE;
}
void mt32emu_set_reverb_compatibility_mode(mt32emu_const_context context, const mt32emu_boolean mt32_compatible_mode) {
context->synth->setReverbCompatibilityMode(mt32_compatible_mode != MT32EMU_BOOL_FALSE);
}
mt32emu_boolean mt32emu_is_mt32_reverb_compatibility_mode(mt32emu_const_context context) {
return context->synth->isMT32ReverbCompatibilityMode() ? MT32EMU_BOOL_TRUE : MT32EMU_BOOL_FALSE;
}
mt32emu_boolean mt32emu_is_default_reverb_mt32_compatible(mt32emu_const_context context) {
return context->synth->isDefaultReverbMT32Compatible() ? MT32EMU_BOOL_TRUE : MT32EMU_BOOL_FALSE;
}
void mt32emu_set_dac_input_mode(mt32emu_const_context context, const mt32emu_dac_input_mode mode) {
context->synth->setDACInputMode(static_cast(mode));
}
mt32emu_dac_input_mode mt32emu_get_dac_input_mode(mt32emu_const_context context) {
return static_cast(context->synth->getDACInputMode());
}
void mt32emu_set_midi_delay_mode(mt32emu_const_context context, const mt32emu_midi_delay_mode mode) {
context->synth->setMIDIDelayMode(static_cast(mode));
}
mt32emu_midi_delay_mode mt32emu_get_midi_delay_mode(mt32emu_const_context context) {
return static_cast(context->synth->getMIDIDelayMode());
}
void mt32emu_set_output_gain(mt32emu_const_context context, float gain) {
context->synth->setOutputGain(gain);
}
float mt32emu_get_output_gain(mt32emu_const_context context) {
return context->synth->getOutputGain();
}
void mt32emu_set_reverb_output_gain(mt32emu_const_context context, float gain) {
context->synth->setReverbOutputGain(gain);
}
float mt32emu_get_reverb_output_gain(mt32emu_const_context context) {
return context->synth->getReverbOutputGain();
}
void mt32emu_set_reversed_stereo_enabled(mt32emu_const_context context, const mt32emu_boolean enabled) {
context->synth->setReversedStereoEnabled(enabled != MT32EMU_BOOL_FALSE);
}
mt32emu_boolean mt32emu_is_reversed_stereo_enabled(mt32emu_const_context context) {
return context->synth->isReversedStereoEnabled() ? MT32EMU_BOOL_TRUE : MT32EMU_BOOL_FALSE;
}
void mt32emu_set_nice_amp_ramp_enabled(mt32emu_const_context context, const mt32emu_boolean enabled) {
context->synth->setNiceAmpRampEnabled(enabled != MT32EMU_BOOL_FALSE);
}
mt32emu_boolean mt32emu_is_nice_amp_ramp_enabled(mt32emu_const_context context) {
return context->synth->isNiceAmpRampEnabled() ? MT32EMU_BOOL_TRUE : MT32EMU_BOOL_FALSE;
}
void mt32emu_render_bit16s(mt32emu_const_context context, mt32emu_bit16s *stream, mt32emu_bit32u len) {
if (context->srcState->src != NULL) {
context->srcState->src->getOutputSamples(stream, len);
} else {
context->synth->render(stream, len);
}
}
void mt32emu_render_float(mt32emu_const_context context, float *stream, mt32emu_bit32u len) {
if (context->srcState->src != NULL) {
context->srcState->src->getOutputSamples(stream, len);
} else {
context->synth->render(stream, len);
}
}
void mt32emu_render_bit16s_streams(mt32emu_const_context context, const mt32emu_dac_output_bit16s_streams *streams, mt32emu_bit32u len) {
context->synth->renderStreams(*reinterpret_cast *>(streams), len);
}
void mt32emu_render_float_streams(mt32emu_const_context context, const mt32emu_dac_output_float_streams *streams, mt32emu_bit32u len) {
context->synth->renderStreams(*reinterpret_cast *>(streams), len);
}
mt32emu_boolean mt32emu_has_active_partials(mt32emu_const_context context) {
return context->synth->hasActivePartials() ? MT32EMU_BOOL_TRUE : MT32EMU_BOOL_FALSE;
}
mt32emu_boolean mt32emu_is_active(mt32emu_const_context context) {
return context->synth->isActive() ? MT32EMU_BOOL_TRUE : MT32EMU_BOOL_FALSE;
}
mt32emu_bit32u mt32emu_get_partial_count(mt32emu_const_context context) {
return context->synth->getPartialCount();
}
mt32emu_bit32u mt32emu_get_part_states(mt32emu_const_context context) {
return context->synth->getPartStates();
}
void mt32emu_get_partial_states(mt32emu_const_context context, mt32emu_bit8u *partial_states) {
context->synth->getPartialStates(partial_states);
}
mt32emu_bit32u mt32emu_get_playing_notes(mt32emu_const_context context, mt32emu_bit8u part_number, mt32emu_bit8u *keys, mt32emu_bit8u *velocities) {
return context->synth->getPlayingNotes(part_number, keys, velocities);
}
const char *mt32emu_get_patch_name(mt32emu_const_context context, mt32emu_bit8u part_number) {
return context->synth->getPatchName(part_number);
}
void mt32emu_read_memory(mt32emu_const_context context, mt32emu_bit32u addr, mt32emu_bit32u len, mt32emu_bit8u *data) {
context->synth->readMemory(addr, len, data);
}
} // extern "C"