137 lines
2.9 KiB
C
137 lines
2.9 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include "notes.h"
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int main(int argc, char **argv) {
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int i;
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unsigned char triad[3];
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char temp[5];
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int fd,result;
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char *filename;
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int instrument1=-1,new_instrument1=0;
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int instrument2=-1,new_instrument2=0;
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int line=0;
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int length=0;
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if (argc>1) {
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filename=argv[1];
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}
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else {
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printf("Usage: %s file.ed\n\n",argv[0]);
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return 0;
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}
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fd=open(filename,O_RDONLY);
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if (fd<0) {
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fprintf(stderr,"Could not open %s\n",filename);
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return -1;
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}
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printf("\' HEADER:\t\t2\n");
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printf("\'\n");
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printf("\' TITLE:\t%s\n",filename);
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printf("\' AUTHOR:\t%s\n","dump_ed.c");
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printf("\' COMMENTS:\tConverted from Electric Duet format\n");
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printf("\' LOOP:\t\t0\n");
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printf("\' BPM:\t\t120\n");
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printf("\' TEMPO:\t3\n");
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printf("\' FREQ:\t\t1000000\n");
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printf("\' IRQ:\t\t50\n");
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printf("\' LYRICS:\t0\n");
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printf("\'\n");
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printf("\' INSTRUMENT: 0\n");
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printf("\' NAME: piano\n");
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printf("\' ADSR: 1\n");
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printf("\' NOISE: 0\n");
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printf("\' ATTACK: 14,15,15\n");
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printf("\' DECAY: 14\n");
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printf("\' SUSTAIN: 13\n");
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printf("\' RELEASE: 10,5\n");
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printf("\' ONCE: 0\n");
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printf("\' ENDINSTRUMENT\n");
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printf("\'\n");
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printf("\' ENDHEADER\n");
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printf("\'\n");
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/* from about.md */
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/* First byte 0: Voice */
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/* byte1 = voice1 instrument */
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/* byte2 = voice2 instrument */
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/* Varies, bigger than 8 seem to make no difference */
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/* Otherwise, byte0 = duration (20=quarter, 40=half) */
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/* byte1 = voice1 note */
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/* byte2 = voice2 note */
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// assume for us, we have 96/3=32 lines per whole note
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// 80/x = 32 whole
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// 40/2 = 16 half
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// 20/x = 8 quarter
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// 10/x = 4 eigth
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// 5/x = 2 sixteenth
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// 2.5 = 1 thirtysecond
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// so times 2 divide by 5
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while(1) {
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result=read(fd,triad,3);
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if (result<3) break;
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if ((triad[0]==0) && (triad[1]==0) && (triad[2]==0)) break;
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if (triad[0]==0) {
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new_instrument1=triad[1];
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new_instrument2=triad[2];
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//printf("Instrument 1=%d, Instrument 2=%d\n",triad[1],triad[2]);
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}
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else {
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// printf("Duration %d, ",triad[0]);
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length=(triad[0]*2)/5;
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// printf("Duration %d, ",length);
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printf("%02X\t%s? ",line,ed_to_note(triad[1],temp));
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if (new_instrument1!=instrument1) {
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printf("%d",new_instrument1);
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}
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else {
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printf("-");
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}
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printf("------\t");
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printf("%s? ",ed_to_note(triad[2],temp));
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if (new_instrument2!=instrument2) {
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printf("%d",new_instrument2);
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}
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else {
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printf("-");
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}
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printf("------");
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printf("\n");
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}
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instrument1=new_instrument1;
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instrument2=new_instrument2;
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line++;
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if (line==32) {
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line=0;
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printf("\'\n");
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}
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for(i=0;i<length-1;i++) {
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printf("%02X\t------------\t------------\n",line);
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line++;
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if (line==32) {
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line=0;
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printf("\'\n");
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}
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}
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}
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close(fd);
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return 0;
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}
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