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376 lines
10 KiB
376 lines
10 KiB
/*
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Copyright (C) 1999 Emmeran Seehuber
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the_emmy@gmx.de
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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/*
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Changes:
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16.09.1999 Emmeran "Emmy" Seehuber <the_emmy@gmx.de>
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- Implementeted mapping of channels and pitches.
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- Reworked option parsing, now using getopt().
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Note: The parameters of the programms have changed !
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*/
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/*
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** This program was in original by David G. Slomin.
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** It was released to the Public Domain on 1/25/99.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "midisend.h"
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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using namespace std;
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int input_fd = -1, test = 0, verbose = 0;
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char cFileName[1025];
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int optch;
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CMidiMap Map;
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void usage(char *prog)
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{
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fprintf(stderr,"\n");
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fprintf(stderr,"Usage: %s [ -f <mididevice> ] [ -m <mapfile> ] [ -v ] [ -t <loop> ]\n",prog);
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fprintf(stderr," -f the mididevice to read the input from.\n");
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fprintf(stderr," Default is /dev/midi. If you specify a dash, it is stdin\n");
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fprintf(stderr," -m the mapfile to load.\n");
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fprintf(stderr," -v verbose output.\n");
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fprintf(stderr," -t test mode. Generates a testoutput on the midibus\n");
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fprintf(stderr," -l long test mode. Generates a testoutput on the midibus\n");
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exit(1);
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}
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void parseArgs(int argc, char** argv)
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{
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// Setup default
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strcpy(cFileName,"/dev/midi");
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while((optch = getopt(argc,argv,"m:f:vtl")) > 0)
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{
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switch(optch)
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{
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case 'm': if( !Map.readMap(optarg) )
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fprintf(stderr,"%s: can't read file %s!\n",argv[0],optarg);
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break;
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case 't': test = 1;
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break;
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case 'l': test = 2;
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break;
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#ifdef VERSION
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case 'v': verbose = 1; printf("MidiSend %s\n", VERSION );
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break;
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#endif
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case 'f': strncpy(cFileName,optarg,1024);
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break;
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default: usage(argv[0]);
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break;
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}
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}
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}
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#ifdef COMMON_BINARY
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int midisend_main(int argc, char *argv[])
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#else
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int main(int argc, char *argv[])
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#endif
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{
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Arts::Dispatcher dispatcher;
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Arts::MidiManager manager = Arts::Reference("global:Arts_MidiManager");
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if (manager.isNull())
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{
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fprintf(stderr, "%s trouble: No midimanager object found; please start "
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"artsd.\n",argv[0]);
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exit(EXIT_FAILURE);
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}
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/*
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** MIDI input initialization.
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*/
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parseArgs(argc,argv);
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string title = string("midisend (") + cFileName +")";
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Arts::MidiClient client
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= manager.addClient(Arts::mcdPlay,Arts::mctApplication,title,"midisend");
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Arts::MidiPort port = client.addOutputPort();
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if(test)
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{
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if( verbose )
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printf("performing test ...\n");
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unsigned long i,max=5000;
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if(test==2) max = 20000;
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for(i=0;i<max;i++)
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{
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port.processCommand(
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Arts::MidiCommand(Arts::mcsNoteOn, 60+(i%12), 100));
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port.processCommand(
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Arts::MidiCommand(Arts::mcsNoteOff,60+(i%12), 0));
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}
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exit(0);
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}
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if( verbose )
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printf("trying to open %s ...", cFileName );
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input_fd = open(cFileName,O_RDONLY);
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if(input_fd == -1)
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{
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fprintf(stderr,"\n%s trouble: can't open input device!\n",argv[0]);
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exit(EXIT_FAILURE);
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}
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else if( verbose )
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printf(" ok!\n");
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/*
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** Main loop.
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*/
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if(verbose)
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printf("beginning loop ...\n");
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unsigned char msg[3];
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while (1)
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{
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midimsgRead(input_fd, msg);
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switch (midimsgGetMessageType(msg))
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{
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case MIDIMSG_NOTE_OFF:
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Map.mapMsg(msg);
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port.processCommand(
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Arts::MidiCommand(Arts::mcsNoteOff|midimsgGetChannel(msg),
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midimsgGetPitch(msg), midimsgGetVelocity(msg)));
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if( verbose )
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printf("NoteOff: Channel %d, Pitch %3d\n", midimsgGetChannel(msg),midimsgGetPitch(msg));
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break;
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case MIDIMSG_NOTE_ON:
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Map.mapMsg(msg);
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port.processCommand(
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Arts::MidiCommand(Arts::mcsNoteOn|midimsgGetChannel(msg),
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midimsgGetPitch(msg), midimsgGetVelocity(msg)));
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if( verbose )
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printf("NoteOn : Channel %d, Pitch %3d, Velocity %2d\n", midimsgGetChannel(msg),
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midimsgGetPitch(msg),midimsgGetVelocity(msg));
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break;
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case MIDIMSG_PITCH_WHEEL:
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Map.mapMsg(msg);
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port.processCommand(
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Arts::MidiCommand(Arts::mcsPitchWheel|midimsgGetChannel(msg),
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midimsgGetPitch(msg), midimsgGetVelocity(msg)));
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if( verbose )
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printf("PitchWheel : Channel %d, LSB %3d MSB %3d\n", midimsgGetChannel(msg),
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midimsgGetPitch(msg),midimsgGetVelocity(msg));
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break;
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}
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}
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}
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//--------------------------------------------
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// The mapping stuff
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//--------------------------------------------
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bool CMidiMap::readMap(const char* pszFileName)
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{
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if( verbose )
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printf("reading mapfile %s ...\n", pszFileName);
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FILE *file = fopen(pszFileName,"r");
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if( !file )
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return false;
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char cBuffer[1024+1];
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char* pszLine;
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int nLine = 0;
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while( (pszLine = fgets(cBuffer,1024,file)) ) {
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nLine++;
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parseLine(pszLine,pszFileName,nLine);
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}
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fclose(file);
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return true;
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}
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bool CMidiMap::getNextWord(char*& pszLine, char*& pszWord)
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{
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// First skip all leading blanks, etc.
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bool bCont = true;
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while(bCont) {
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char cHelp = *pszLine;
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switch( cHelp )
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{
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case 0: return false; // Out of line
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case ' ':
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case '\n':
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case '\r':
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case '\t': pszLine++; break; // Goto next char
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default: bCont = false; break; // NonSpace character -> Word begins here.
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}
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}
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// The word starts here
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pszWord = pszLine;
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// And now, goto the end of the word.
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bCont = true;
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while(bCont) {
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char cHelp = *pszLine;
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switch( cHelp )
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{
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case 0:
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case ',':
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case ';':
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case ' ':
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case '\n':
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case '\r':
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case '\t': *pszLine++ = 0; bCont = false; break; // Goto next char
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default: pszLine++; break;
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}
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}
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return true;
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}
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void CMidiMap::parseLine(char* pszLine, const char* pszConfigFile, int nConfigLine )
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{
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char* pszWord = 0;
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bool bOk = true;
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// Get first word of the line
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bOk = bOk && getNextWord(pszLine,pszWord);
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if( !bOk )
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return;
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// Skip comments
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if( *pszWord == '#' )
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return;
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if( strcmp(pszWord,"PRC") == 0 ) {
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bOk = bOk && getNextWord(pszLine,pszWord);
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int nOrigChannel = atol(pszWord);
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bOk = bOk && getNextWord(pszLine,pszWord);
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int nStart = atol(pszWord);
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bOk = bOk && getNextWord(pszLine,pszWord);
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int nEnd = atol(pszWord);
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bOk = bOk && getNextWord(pszLine,pszWord);
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int nChannel = atol(pszWord);
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if( bOk ) {
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channelMaps[nOrigChannel].nChannel = nOrigChannel;
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for( int i = nStart; i <= nEnd; i++ ) {
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channelMaps[nOrigChannel].channelRemaps[i].nPitch = i;
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channelMaps[nOrigChannel].channelRemaps[i].nChannel = nChannel;
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}
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}
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else {
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printf("midisend: (PRC) missing parameters at %s:%d\n", pszConfigFile,nConfigLine);
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}
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return;
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}
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if( strcmp(pszWord,"PRD") == 0 ) {
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bOk = bOk && getNextWord(pszLine,pszWord);
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int nOrigChannel = atol(pszWord);
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bOk = bOk && getNextWord(pszLine,pszWord);
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int nStart = atol(pszWord);
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bOk = bOk && getNextWord(pszLine,pszWord);
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int nEnd = atol(pszWord);
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bOk = bOk && getNextWord(pszLine,pszWord);
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int nPitchDiff = atol(pszWord);
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if( bOk ) {
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channelMaps[nOrigChannel].nChannel = nOrigChannel;
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for( int i = nStart; i <= nEnd; i++ ) {
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channelMaps[nOrigChannel].pitchRemaps[i].nPitch = i;
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channelMaps[nOrigChannel].pitchRemaps[i].nToPitch = i + nPitchDiff;
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}
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}
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else {
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printf("midisend: (PRD) missing parameters at %s:%d\n", pszConfigFile,nConfigLine);
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}
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return;
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}
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if( strcmp(pszWord,"PTC") == 0 ) {
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bOk = bOk && getNextWord(pszLine,pszWord);
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int nOrigChannel = atol(pszWord);
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bOk = bOk && getNextWord(pszLine,pszWord);
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int nPitch = atol(pszWord);
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bOk = bOk && getNextWord(pszLine,pszWord);
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int nToChannel = atol(pszWord);
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if( bOk ) {
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channelMaps[nOrigChannel].nChannel = nOrigChannel;
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channelMaps[nOrigChannel].channelRemaps[nPitch].nPitch = nPitch;
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channelMaps[nOrigChannel].channelRemaps[nPitch].nChannel = nToChannel;
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}
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else {
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printf("midisend: (PTC) missing parameters at %s:%d\n", pszConfigFile,nConfigLine);
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}
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return;
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}
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if( strcmp(pszWord,"PTP") == 0 ) {
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bOk = bOk && getNextWord(pszLine,pszWord);
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int nOrigChannel = atol(pszWord);
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bOk = bOk && getNextWord(pszLine,pszWord);
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int nPitch = atol(pszWord);
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bOk = bOk && getNextWord(pszLine,pszWord);
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int nToPitch = atol(pszWord);
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if( bOk ) {
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channelMaps[nOrigChannel].nChannel = nOrigChannel;
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channelMaps[nOrigChannel].pitchRemaps[nPitch].nPitch = nPitch;
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channelMaps[nOrigChannel].pitchRemaps[nPitch].nToPitch = nToPitch;
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}
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else {
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printf("midisend: (PTP) missing parameters at %s:%d\n", pszConfigFile,nConfigLine);
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}
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return;
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}
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printf("midisend: Unknown command at %s:%d\n", pszConfigFile,nConfigLine);
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}
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void CMidiMap::mapMsg(Byte* msg)
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{
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// Get out the data for mapping
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int nChannel = midimsgGetChannel(msg);
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int nPitch = midimsgGetPitch(msg);
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// Is there something to map for this channel ?
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if( channelMaps.find(nChannel) != channelMaps.end() ) {
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// => Yes, than do it.
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// C/P => C
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if( channelMaps[nChannel].channelRemaps.find(nPitch) != channelMaps[nChannel].channelRemaps.end() )
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midimsgSetChannel(msg,channelMaps[nChannel].channelRemaps[nPitch].nChannel);
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// C/P => P
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if( channelMaps[nChannel].pitchRemaps.find(nPitch) != channelMaps[nChannel].pitchRemaps.end() ) {
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midimsgSetPitch(msg,channelMaps[nChannel].pitchRemaps[nPitch].nToPitch);
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}
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}
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}
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