int main(int argc, char *const argv[]){
char *alg, *f0, *f1;
compute_alignment c = NULL;
int err;
if(argc < 3) usage();
alg = argv[1];
f0 = argv[2];
f1 = argv[3];
if(strcmp(alg,"dfs") == 0){
c = &call_dfs_solver; /* from dfs_solver.c */
}else if(strcmp(alg,"dyn") == 0){
c = &dyn_programming_solution;
}else{
printf("Algorithm %s not recognized, expected dfs or dyn\n",
alg);
return EXIT_FAILURE;
}
err = align_files(f0, f1,c);
if (err) return EXIT_FAILURE;
return EXIT_SUCCESS;
}
int main(int argc, char *argv [])
{
const char *progname, *infilename0, *infilename1;
const char *smooth_filename, *path_filename, *trans_filename;
const char *midi_filename, *beat_filename, *image_filename;
//just transcribe if trasncribe == 1
int transcribe = 0;
// Default for the user definable parameters
path_filename = "path.data";
smooth_filename = "smooth.data";
trans_filename = "transcription.txt";
midi_filename = "midi.mid";
beat_filename = "beatmap.txt";
image_filename = "distance.pnm";
progname = strrchr(argv [0], '/');
progname = progname ? progname + 1 : argv[0] ;
// If no arguments, return usage
if (argc < 2) {
print_usage(progname);
return 1;
}
/*******PARSING CODE BEGINS*********/
int i = 1;
while (i < argc) {
//expected flagged argument
if (argv[i][0] == '-') {
char flag = argv[i][1];
if (flag == 'h') {
sa.frame_period = atof(argv[i+1]);
} else if (flag == 'w') {
sa.window_size = atof(argv[i+1]);
} else if (flag == 'r') {
path_filename = argv[i+1];
} else if (flag == 's') {
smooth_filename = argv[i+1];
} else if (flag == 't') {
trans_filename = argv[i+1];
} else if (flag == 'm') {
midi_filename = argv[i+1];
} else if (flag == 'i') {
image_filename = argv[i+1];
} else if (flag == 'b') {
beat_filename = argv[i+1];
} else if (flag == 'o') {
sa.smooth_time = atof(argv[i+1]);
} else if (flag == 'p') {
sa.presmooth_time = atof(argv[i+1]);
} else if (flag == 'x') {
sa.line_time = atof(argv[i+1]);
} else if (flag == 'd') {
sa.silence_threshold = atof(argv[i+1]);
}
i++;
}
// When aligning audio to midi we must force file0 to be midi
else {
// file 1 is midi
if (transcribe == 0) {
infilename0 = argv[i];
transcribe++;
}
// file 2 is audio or a second midi
else {
infilename1 = argv[i];
transcribe++;
}
}
i++;
}
/**********END PARSING ***********/
if (sa.presmooth_time > 0 && sa.line_time > 0) {
printf("WARNING: both -p and -x options selected.\n");
}
if (transcribe == 1) {
// if only one midi file, just write transcription and exit,
// no alignment
save_transcription(infilename0, "", false, trans_filename,NULL, NULL, NULL);
printf("Wrote %s\n", trans_filename);
goto finish;
}
// if midi only in infilename1, make it infilename0
if (is_midi_file(infilename1) && !is_midi_file(infilename0)) {
const char *temp;
temp = infilename0;
infilename0 = infilename1;
infilename1 = temp;
}
if (!align_files(infilename0, infilename1, sa, true /* verbose */)) {
printf("An error occurred, not saving path and transcription data\n");
goto finish;
}
if (sa.file0_frames <= 2 || sa.file1_frames <= 2) {
printf("Error: file frame counts are low: %d (for input 1) and %d "
"for input 2)\n...not saving path and transcription data\n",
sa.file0_frames, sa.file1_frames);
goto finish;
}
// save path
save_path(path_filename, sa.pathlen, sa.pathx, sa.pathy,
sa.actual_frame_period_0, sa.actual_frame_period_1);
// save image of distance matrix
save_image(image_filename, sa);
// save smooth, midi, transcription
save_transcription(infilename0, infilename1, true, trans_filename,
smooth_filename, midi_filename, beat_filename);
// print what the chroma matrix looks like
/*
printf("file0 chroma table: \n");
print_chroma_table(chrom_energy0,file0_frames);
printf("\nfile1 chroma table: \n");
print_chroma_table(chrom_energy1, file1_frames);
*/
// only path and smooth are written when aligning two audio files
if (is_midi_file(infilename0) || is_midi_file(infilename1))
printf("Wrote %s, %s, %s, and %s.\n", path_filename, smooth_filename,
trans_filename, beat_filename);
else
printf("Wrote %s and %s.", path_filename, smooth_filename);
finish:
#ifdef WIN32
printf("Type RETURN to exit\n");
getchar();
#endif
return 0 ;
} /* main */
