mpc: Move to a module and split thirdparty libmpcdec

6 files changed, 667 insertions, 0 deletions

diff --git a/modules/mpc/SCsub b/modules/mpc/SCsub
new file mode 100644
index 0000000000..d2662c34ab
--- /dev/null
+++ b/modules/mpc/SCsub
@@ -0,0 +1,26 @@
+Import('env')
+Import('env_modules')
+
+env_mpc = env_modules.Clone()
+
+# Thirdparty source files
+if (env["libmpcdec"] != "system"): # builtin
+	thirdparty_dir = "#thirdparty/libmpcdec/"
+	thirdparty_sources = [
+		"huffman.c",
+		"mpc_bits_reader.c",
+		"mpc_decoder.c",
+		"mpc_demux.c",
+		"mpc_reader.c",
+		"requant.c",
+		"streaminfo.c",
+		"synth_filter.c",
+	]
+
+	thirdparty_sources = [thirdparty_dir + file for file in thirdparty_sources]
+
+	env_mpc.add_source_files(env.modules_sources, thirdparty_sources)
+	env_mpc.Append(CPPPATH = [thirdparty_dir])
+
+# Godot source files
+env_mpc.add_source_files(env.modules_sources, "*.cpp")
diff --git a/modules/mpc/audio_stream_mpc.cpp b/modules/mpc/audio_stream_mpc.cpp
new file mode 100644
index 0000000000..9713eb3c77
--- /dev/null
+++ b/modules/mpc/audio_stream_mpc.cpp
@@ -0,0 +1,414 @@
+/*************************************************************************/
+/*  audio_stream_mpc.cpp                                                 */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                    http://www.godotengine.org                         */
+/*************************************************************************/
+/* Copyright (c) 2007-2016 Juan Linietsky, Ariel Manzur.                 */
+/*                                                                       */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the       */
+/* "Software"), to deal in the Software without restriction, including   */
+/* without limitation the rights to use, copy, modify, merge, publish,   */
+/* distribute, sublicense, and/or sell copies of the Software, and to    */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions:                                             */
+/*                                                                       */
+/* The above copyright notice and this permission notice shall be        */
+/* included in all copies or substantial portions of the Software.       */
+/*                                                                       */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
+/*************************************************************************/
+#include "audio_stream_mpc.h"
+
+
+Error AudioStreamPlaybackMPC::_open_file() {
+
+	if (f) {
+		memdelete(f);
+		f=NULL;
+	}
+	Error err;
+	//printf("mpc open file %ls\n", file.c_str());
+	f=FileAccess::open(file,FileAccess::READ,&err);
+
+	if (err) {
+		f=NULL;
+		ERR_FAIL_V(err);
+		return err;
+	}
+
+	//printf("file size is %i\n", f->get_len());
+	//f->seek_end(0);
+	streamlen=f->get_len();
+	//f->seek(0);
+	if (streamlen<=0) {
+		memdelete(f);
+		f=NULL;
+		ERR_FAIL_V(ERR_INVALID_DATA);
+	}
+
+	data_ofs=0;
+	if (preload) {
+
+		data.resize(streamlen);
+		DVector<uint8_t>::Write w = data.write();
+		f->get_buffer(&w[0],streamlen);
+		memdelete(f);
+		f=NULL;
+
+	}
+
+	return OK;
+}
+
+void AudioStreamPlaybackMPC::_close_file() {
+
+	if (f) {
+		memdelete(f);
+		f=NULL;
+	}
+	data.resize(0);
+	streamlen=0;
+	data_ofs=0;
+}
+
+int AudioStreamPlaybackMPC::_read_file(void *p_dst,int p_bytes) {
+
+	if (f)
+		return f->get_buffer((uint8_t*)p_dst,p_bytes);
+
+	DVector<uint8_t>::Read r = data.read();
+	if (p_bytes+data_ofs > streamlen) {
+		p_bytes=streamlen-data_ofs;
+	}
+
+	copymem(p_dst,&r[data_ofs],p_bytes);
+	//print_line("read file: "+itos(p_bytes));
+	data_ofs+=p_bytes;
+	return p_bytes;
+}
+
+bool AudioStreamPlaybackMPC::_seek_file(int p_pos){
+
+	if (p_pos<0 || p_pos>streamlen)
+		return false;
+
+	if (f) {
+		f->seek(p_pos);
+		return true;
+	}
+
+	//print_line("read file to: "+itos(p_pos));
+	data_ofs=p_pos;
+	return true;
+
+}
+int AudioStreamPlaybackMPC::_tell_file()  const{
+
+	if (f)
+		return f->get_pos();
+
+	//print_line("tell file, get: "+itos(data_ofs));
+	return data_ofs;
+
+}
+
+int AudioStreamPlaybackMPC::_sizeof_file() const{
+
+	//print_line("sizeof file, get: "+itos(streamlen));
+	return streamlen;
+}
+
+bool AudioStreamPlaybackMPC::_canseek_file() const{
+
+	//print_line("canseek file, get true");
+	return true;
+}
+
+/////////////////////
+
+mpc_int32_t AudioStreamPlaybackMPC::_mpc_read(mpc_reader *p_reader,void *p_dst, mpc_int32_t p_bytes) {
+
+	AudioStreamPlaybackMPC *smpc=(AudioStreamPlaybackMPC *)p_reader->data;
+	return smpc->_read_file(p_dst,p_bytes);
+}
+
+mpc_bool_t AudioStreamPlaybackMPC::_mpc_seek(mpc_reader *p_reader,mpc_int32_t p_offset) {
+
+	AudioStreamPlaybackMPC *smpc=(AudioStreamPlaybackMPC *)p_reader->data;
+	return smpc->_seek_file(p_offset);
+
+}
+mpc_int32_t AudioStreamPlaybackMPC::_mpc_tell(mpc_reader *p_reader) {
+
+	AudioStreamPlaybackMPC *smpc=(AudioStreamPlaybackMPC *)p_reader->data;
+	return smpc->_tell_file();
+
+}
+mpc_int32_t AudioStreamPlaybackMPC::_mpc_get_size(mpc_reader *p_reader) {
+
+	AudioStreamPlaybackMPC *smpc=(AudioStreamPlaybackMPC *)p_reader->data;
+	return smpc->_sizeof_file();
+
+
+}
+mpc_bool_t AudioStreamPlaybackMPC::_mpc_canseek(mpc_reader *p_reader) {
+
+	AudioStreamPlaybackMPC *smpc=(AudioStreamPlaybackMPC *)p_reader->data;
+	return smpc->_canseek_file();
+}
+
+
+
+
+int AudioStreamPlaybackMPC::mix(int16_t* p_bufer,int p_frames) {
+
+	if (!active || paused)
+		return 0;
+
+	int todo=p_frames;
+
+	while(todo>MPC_DECODER_BUFFER_LENGTH/si.channels) {
+
+		mpc_frame_info frame;
+
+		frame.buffer=sample_buffer;
+
+		mpc_status err = mpc_demux_decode(demux, &frame);
+		if (frame.bits!=-1) {
+
+			int16_t *dst_buff = p_bufer;
+
+#ifdef MPC_FIXED_POINT
+
+			for( int i = 0; i < frame.samples * si.channels; i++) {
+				int tmp = sample_buffer[i] >> MPC_FIXED_POINT_FRACTPART;
+				if (tmp > ((1 << 15) - 1)) tmp = ((1 << 15) - 1);
+				if (tmp < -(1 << 15)) tmp = -(1 << 15);
+				dst_buff[i] = tmp;
+			}
+#else
+			for( int i = 0; i < frame.samples * si.channels; i++) {
+
+				int tmp = Math::fast_ftoi(sample_buffer[i]*32767.0);
+				if (tmp > ((1 << 15) - 1)) tmp = ((1 << 15) - 1);
+				if (tmp < -(1 << 15)) tmp = -(1 << 15);
+				dst_buff[i] = tmp;
+
+			}
+
+#endif
+
+			int frames = frame.samples;
+			p_bufer+=si.channels*frames;
+			todo-=frames;
+		} else {
+
+			if (err != MPC_STATUS_OK) {
+
+				stop();
+				ERR_PRINT("Error decoding MPC");
+				break;
+			} else {
+
+				//finished
+				if (!loop) {
+					stop();
+					break;
+				} else {
+
+
+					loops++;
+					mpc_demux_exit(demux);
+					_seek_file(0);
+					demux = mpc_demux_init(&reader);
+					//do loop somehow
+
+				}
+			}
+		}
+	}
+
+	return p_frames-todo;
+}
+
+Error AudioStreamPlaybackMPC::_reload() {
+
+	ERR_FAIL_COND_V(demux!=NULL, ERR_FILE_ALREADY_IN_USE);
+
+	Error err = _open_file();
+	ERR_FAIL_COND_V(err!=OK,ERR_CANT_OPEN);
+
+	demux = mpc_demux_init(&reader);
+	ERR_FAIL_COND_V(!demux,ERR_CANT_CREATE);
+	mpc_demux_get_info(demux,  &si);
+
+	return OK;
+}
+
+void AudioStreamPlaybackMPC::set_file(const String& p_file) {
+
+	file=p_file;
+
+	Error err = _open_file();
+	ERR_FAIL_COND(err!=OK);
+	demux = mpc_demux_init(&reader);
+	ERR_FAIL_COND(!demux);
+	mpc_demux_get_info(demux,  &si);
+	stream_min_size=MPC_DECODER_BUFFER_LENGTH*2/si.channels;
+	stream_rate=si.sample_freq;
+	stream_channels=si.channels;
+
+	mpc_demux_exit(demux);
+	demux=NULL;
+	_close_file();
+
+}
+
+
+String AudioStreamPlaybackMPC::get_file() const {
+
+	return file;
+}
+
+
+void AudioStreamPlaybackMPC::play(float p_offset) {
+
+
+	if (active)
+		stop();
+	active=false;
+
+	Error err = _open_file();
+	ERR_FAIL_COND(err!=OK);
+	if (_reload()!=OK)
+		return;
+	active=true;
+	loops=0;
+
+}
+
+void AudioStreamPlaybackMPC::stop()  {
+
+
+	if (!active)
+		return;
+	if (demux) {
+		mpc_demux_exit(demux);
+		demux=NULL;
+	}
+	_close_file();
+	active=false;
+
+}
+bool AudioStreamPlaybackMPC::is_playing() const  {
+
+	return active;
+}
+
+
+void AudioStreamPlaybackMPC::set_loop(bool p_enable)  {
+
+	loop=p_enable;
+}
+bool AudioStreamPlaybackMPC::has_loop() const  {
+
+	return loop;
+}
+
+float AudioStreamPlaybackMPC::get_length() const {
+
+	return 0;
+}
+
+String AudioStreamPlaybackMPC::get_stream_name() const {
+
+	return "";
+}
+
+int AudioStreamPlaybackMPC::get_loop_count() const {
+
+	return 0;
+}
+
+float AudioStreamPlaybackMPC::get_pos() const {
+
+	return 0;
+}
+void AudioStreamPlaybackMPC::seek_pos(float p_time) {
+
+
+}
+
+
+void AudioStreamPlaybackMPC::_bind_methods() {
+
+	ObjectTypeDB::bind_method(_MD("set_file","name"),&AudioStreamPlaybackMPC::set_file);
+	ObjectTypeDB::bind_method(_MD("get_file"),&AudioStreamPlaybackMPC::get_file);
+
+	ADD_PROPERTYNZ( PropertyInfo(Variant::STRING,"file",PROPERTY_HINT_FILE,"mpc"), _SCS("set_file"), _SCS("get_file"));
+
+}
+
+AudioStreamPlaybackMPC::AudioStreamPlaybackMPC() {
+
+	preload=false;
+	f=NULL;
+	streamlen=0;
+	data_ofs=0;
+	active=false;
+	paused=false;
+	loop=false;
+	demux=NULL;
+	reader.data=this;
+	reader.read=_mpc_read;
+	reader.seek=_mpc_seek;
+	reader.tell=_mpc_tell;
+	reader.get_size=_mpc_get_size;
+	reader.canseek=_mpc_canseek;
+	loops=0;
+
+}
+
+AudioStreamPlaybackMPC::~AudioStreamPlaybackMPC() {
+
+	stop();
+
+	if (f)
+		memdelete(f);
+}
+
+
+
+RES ResourceFormatLoaderAudioStreamMPC::load(const String &p_path, const String& p_original_path, Error *r_error) {
+	if (r_error)
+		*r_error=OK; //streamed so it will always work..
+	AudioStreamMPC *mpc_stream = memnew(AudioStreamMPC);
+	mpc_stream->set_file(p_path);
+	return Ref<AudioStreamMPC>(mpc_stream);
+}
+
+void ResourceFormatLoaderAudioStreamMPC::get_recognized_extensions(List<String> *p_extensions) const {
+
+	p_extensions->push_back("mpc");
+}
+bool ResourceFormatLoaderAudioStreamMPC::handles_type(const String& p_type) const {
+
+	return (p_type=="AudioStream") || (p_type=="AudioStreamMPC");
+}
+
+String ResourceFormatLoaderAudioStreamMPC::get_resource_type(const String &p_path) const {
+
+	if (p_path.extension().to_lower()=="mpc")
+		return "AudioStreamMPC";
+	return "";
+}
+
diff --git a/modules/mpc/audio_stream_mpc.h b/modules/mpc/audio_stream_mpc.h
new file mode 100644
index 0000000000..c982bdc358
--- /dev/null
+++ b/modules/mpc/audio_stream_mpc.h
@@ -0,0 +1,146 @@
+/*************************************************************************/
+/*  audio_stream_mpc.h                                                   */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                    http://www.godotengine.org                         */
+/*************************************************************************/
+/* Copyright (c) 2007-2016 Juan Linietsky, Ariel Manzur.                 */
+/*                                                                       */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the       */
+/* "Software"), to deal in the Software without restriction, including   */
+/* without limitation the rights to use, copy, modify, merge, publish,   */
+/* distribute, sublicense, and/or sell copies of the Software, and to    */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions:                                             */
+/*                                                                       */
+/* The above copyright notice and this permission notice shall be        */
+/* included in all copies or substantial portions of the Software.       */
+/*                                                                       */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
+/*************************************************************************/
+#ifndef AUDIO_STREAM_MPC_H
+#define AUDIO_STREAM_MPC_H
+
+#include "io/resource_loader.h"
+#include "os/file_access.h"
+#include "os/thread_safe.h"
+#include "scene/resources/audio_stream.h"
+
+#include <mpc/mpcdec.h>
+
+class AudioStreamPlaybackMPC : public AudioStreamPlayback {
+
+	OBJ_TYPE( AudioStreamPlaybackMPC, AudioStreamPlayback );
+
+	bool preload;
+	FileAccess *f;
+	String file;
+	DVector<uint8_t> data;
+	int data_ofs;
+	int streamlen;
+
+
+	bool active;
+	bool paused;
+	bool loop;
+	int loops;
+
+	// mpc
+	mpc_reader reader;
+	mpc_demux* demux;
+	mpc_streaminfo si;
+	MPC_SAMPLE_FORMAT sample_buffer[MPC_DECODER_BUFFER_LENGTH];
+
+	static mpc_int32_t _mpc_read(mpc_reader *p_reader,void *p_dst, mpc_int32_t p_bytes);
+	static mpc_bool_t _mpc_seek(mpc_reader *p_reader,mpc_int32_t p_offset);
+	static mpc_int32_t _mpc_tell(mpc_reader *p_reader);
+	static mpc_int32_t _mpc_get_size(mpc_reader *p_reader);
+	static mpc_bool_t _mpc_canseek(mpc_reader *p_reader);
+
+	int stream_min_size;
+	int stream_rate;
+	int stream_channels;
+
+protected:
+	Error _open_file();
+	void _close_file();
+	int _read_file(void *p_dst,int p_bytes);
+	bool _seek_file(int p_pos);
+	int _tell_file()  const;
+	int _sizeof_file() const;
+	bool _canseek_file() const;
+
+
+	Error _reload();
+	static void _bind_methods();
+
+public:
+
+	void set_file(const String& p_file);
+	String get_file() const;
+
+	virtual void play(float p_offset=0);
+	virtual void stop();
+	virtual bool is_playing() const;
+
+
+	virtual void set_loop(bool p_enable);
+	virtual bool has_loop() const;
+
+	virtual float get_length() const;
+
+	virtual String get_stream_name() const;
+
+	virtual int get_loop_count() const;
+
+	virtual float get_pos() const;
+	virtual void seek_pos(float p_time);
+
+	virtual int get_channels() const { return stream_channels; }
+	virtual int get_mix_rate() const { return stream_rate; }
+
+	virtual int get_minimum_buffer_size() const { return stream_min_size; }
+	virtual int mix(int16_t* p_bufer,int p_frames);
+
+	virtual void set_loop_restart_time(float p_time) {  }
+
+	AudioStreamPlaybackMPC();
+	~AudioStreamPlaybackMPC();
+};
+
+class AudioStreamMPC : public AudioStream {
+
+	OBJ_TYPE( AudioStreamMPC, AudioStream );
+
+	String file;
+public:
+
+	Ref<AudioStreamPlayback> instance_playback() {
+		Ref<AudioStreamPlaybackMPC> pb = memnew( AudioStreamPlaybackMPC );
+		pb->set_file(file);
+		return pb;
+	}
+
+	void set_file(const String& p_file) { file=p_file; }
+
+
+};
+
+class ResourceFormatLoaderAudioStreamMPC : public ResourceFormatLoader {
+public:
+	virtual RES load(const String &p_path,const String& p_original_path="",Error *r_error=NULL);
+	virtual void get_recognized_extensions(List<String> *p_extensions) const;
+	virtual bool handles_type(const String& p_type) const;
+	virtual String get_resource_type(const String &p_path) const;
+
+};
+
+#endif // AUDIO_STREAM_MPC_H
diff --git a/modules/mpc/config.py b/modules/mpc/config.py
new file mode 100644
index 0000000000..368e97e152
--- /dev/null
+++ b/modules/mpc/config.py
@@ -0,0 +1,6 @@
+
+def can_build(platform):
+	return True
+
+def configure(env):
+	pass
diff --git a/modules/mpc/register_types.cpp b/modules/mpc/register_types.cpp
new file mode 100644
index 0000000000..f6a1f59dca
--- /dev/null
+++ b/modules/mpc/register_types.cpp
@@ -0,0 +1,45 @@
+/*************************************************************************/
+/*  register_types.cpp                                                   */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                    http://www.godotengine.org                         */
+/*************************************************************************/
+/* Copyright (c) 2007-2016 Juan Linietsky, Ariel Manzur.                 */
+/*                                                                       */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the       */
+/* "Software"), to deal in the Software without restriction, including   */
+/* without limitation the rights to use, copy, modify, merge, publish,   */
+/* distribute, sublicense, and/or sell copies of the Software, and to    */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions:                                             */
+/*                                                                       */
+/* The above copyright notice and this permission notice shall be        */
+/* included in all copies or substantial portions of the Software.       */
+/*                                                                       */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
+/*************************************************************************/
+#include "register_types.h"
+
+#include "audio_stream_mpc.h"
+
+static ResourceFormatLoaderAudioStreamMPC* mpc_stream_loader = NULL;
+
+void register_mpc_types() {
+
+	mpc_stream_loader=memnew( ResourceFormatLoaderAudioStreamMPC );
+	ResourceLoader::add_resource_format_loader(mpc_stream_loader);
+	ObjectTypeDB::register_type<AudioStreamMPC>();
+}
+
+void unregister_mpc_types() {
+
+	memdelete( mpc_stream_loader );
+}
diff --git a/modules/mpc/register_types.h b/modules/mpc/register_types.h
new file mode 100644
index 0000000000..3d0661ed62
--- /dev/null
+++ b/modules/mpc/register_types.h
@@ -0,0 +1,30 @@
+/*************************************************************************/
+/*  register_types.h                                                     */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                    http://www.godotengine.org                         */
+/*************************************************************************/
+/* Copyright (c) 2007-2016 Juan Linietsky, Ariel Manzur.                 */
+/*                                                                       */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the       */
+/* "Software"), to deal in the Software without restriction, including   */
+/* without limitation the rights to use, copy, modify, merge, publish,   */
+/* distribute, sublicense, and/or sell copies of the Software, and to    */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions:                                             */
+/*                                                                       */
+/* The above copyright notice and this permission notice shall be        */
+/* included in all copies or substantial portions of the Software.       */
+/*                                                                       */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
+/*************************************************************************/
+void register_mpc_types();
+void unregister_mpc_types();