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2024.03.18

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sshlien
2024-03-18 15:24:12 -04:00
parent 34f6ef01e2
commit cb0a6541f2
4 changed files with 88 additions and 30 deletions
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78
midistats.c
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@@ -17,7 +17,7 @@
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#define VERSION "0.89 March 13 2024 midistats"
#define VERSION "0.90 March 18 2024 midistats"
/* midistrats.c is a descendent of midi2abc.c which was becoming to
large. The object of the program is to extract statistical characterisitic
@@ -95,6 +95,7 @@ int trackno;
int maintrack;
int format; /* MIDI file type */
int debug;
int noOutput;
int pulseanalysis;
int percanalysis;
int percpattern;
@@ -133,6 +134,7 @@ int percpatternhist = 0;
int pitchclassanalysis = 0;
int nseqfor = 0;
int corestats = 0;
int noOutput = 0;
/* can cope with up to 64 track MIDI files */
@@ -301,7 +303,6 @@ for (i = 0; i<17; i++) {
trkdata.rhythmpatterns[i] = count_patterns_for(i);
/* printf("%d ",count_patterns_for (i)); */
}
printf("\n");
}
@@ -466,8 +467,8 @@ void stats_header (int format, int ntrks, int ldivision)
divisionsPerBar = division*beatsPerBar;
unitDivision = divisionsPerBar/24;
lasttrack = ntrks; /* [SS] 2023-10-25 */
printf("ntrks %d\n",ntrks);
printf("ppqn %d\n",ldivision);
if (noOutput == 0) printf("ntrks %d\n",ntrks);
if (noOutput == 0) printf("ppqn %d\n",ldivision);
chordthreshold = ldivision/16; /* [SS] 2018-01-21 */
trkdata.tempo[0] = 0;
trkdata.pressure[0] = 0;
@@ -481,7 +482,7 @@ void stats_header (int format, int ntrks, int ldivision)
trkdata.numberOfGaps[i] = 0; /* [SS] 2023-09-07 */
trkdata.chanvol[i] = 0; /* [SS] 2023-10-30 */
progcolor[i] = 0;
channel2prog[i] = 0; /* [SS] 2023-06-25-8/
channel2prog[i] = 0; /* [SS] 2023-06-25-8*/
channel2nnotes[i] = 0;
chnactivity[i] = 0; /* [SS] 2018-02-02 */
}
@@ -641,7 +642,6 @@ printf("collisions = %d\n",ncollisions);
if (hasLyrics) printf("Lyrics\n");
stats_interpret_pulseCounter ();
printf("\n");
outputChannelSummary();
}
@@ -711,10 +711,6 @@ for (i=1;i<17;i++) {
printf(" %f",trkdata.pitchEntropy[i]);
} else
printf("-1 0");
nm[i].quietTime += trkdata.quietTime[i];
nm[i].used = channel_used_in_track[i];
trkdata.quietTime[i] = 0; /* in case channel i is used in another track */
trkdata.numberOfGaps[i] = 0;
if (lasttrack > 1) printf(" %d %d %d\n",tracknm.zeroCount,tracknm.stepCount,tracknm.jumpCount);
else
printf(" %d %d %d\n",nm[i-1].zeroCount,nm[i-1].stepCount,nm[i-1].jumpCount);
@@ -745,7 +741,7 @@ void stats_trackstart()
last_on_tick[i] = -1;
channel_active[i] = 0;
}
printf("trk %d \n",tracknum);
if (noOutput == 0) printf("trk %d \n",tracknum);
for (i=0;i<2048;i++) lastTick[i] = -1;
for (i=0;i<17;i++) channel_used_in_track[i] = 0; /* [SS] 2023-09-06 */
@@ -764,7 +760,16 @@ void stats_trackend()
if (chan == 9 || channel_used_in_track[chan+1] == 0) continue;
trkdata.pitchEntropy[chan+1] = histogram_perplexity(chanpitchhistogram +chan*12,11);
}
output_track_summary();
if (noOutput == 0) output_track_summary();
output_hasher_results();
for (i=0;i<17;i++) {
if(trkdata.notecount[i] == 0 && trkdata.chordcount[i] == 0) continue;
nm[i].quietTime += trkdata.quietTime[i];
nm[i].used = channel_used_in_track[i];
trkdata.quietTime[i] = 0; /* in case channel i is used in another track */
trkdata.numberOfGaps[i] = 0;
channel2nnotes[i] += trkdata.notecount[i] + trkdata.chordcount[i];
}
}
@@ -985,11 +990,11 @@ int beatnumber;
if (program <0 || program > 127) return; /* [SS] 2018-03-06 */
if (trkdata.program[chan+1] != 0) {
beatnumber = Mf_currtime/division;
printf("cprogram %d %d %d\n",chan+1,program,beatnumber);
if (noOutput == 0) printf("cprogram %d %d %d\n",chan+1,program,beatnumber);
/* count number of times the program was modified for a channel */
trkdata.program[0] = trkdata.program[0]+1;
} else {
printf("program %d %d\n",chan+1,program);
if (noOutput == 0) printf("program %d %d\n",chan+1,program);
trkdata.program[chan+1] = program;
}
if (channel2prog[chan+1]== 0) channel2prog[chan+1] = program; /* [SS] 2023-06-25*/
@@ -1021,6 +1026,7 @@ char *mess;
int i;
if (type == 5) hasLyrics = 1; /* [SS] 2023-10-30 */
if (type != 3) return;
if (noOutput == 1) return;
printf("metatext %d ",type);
for (i=0;i<leng;i++) printf("%c",mess[i]);
printf("\n");
@@ -1042,9 +1048,11 @@ int sf, mi;
index = sf + 7;
if (index < 0 || index >12) return;
if (mi)
printf("keysig %s %d %d %6.2f\n",minor[index],sf,mi,beatnumber);
if (noOutput == 0)
printf("keysig %s %d %d %6.2f\n",minor[index],sf,mi,beatnumber);
else
printf("keysig %s %d %d %6.2f\n",major[index],sf,mi,beatnumber);
if (noOutput == 0)
printf("keysig %s %d %d %6.2f\n",major[index],sf,mi,beatnumber);
}
@@ -1056,9 +1064,10 @@ long ltempo;
float beatnumber;
tempo = ltempo;
beatnumber = Mf_currtime/division;
trkdata.tempo[0]++;
if (noOutput == 1) return;
if (trkdata.tempo[0] == 0) printf("tempo %6.2f bpm\n",60000000.0/tempo);
else if (trkdata.tempo[0] < 10) printf("ctempo %6.2f %6.2f\n",60000000.0/tempo,beatnumber);
trkdata.tempo[0]++;
}
@@ -1070,6 +1079,7 @@ int nn, dd, cc, bb;
beatnumber = Mf_currtime/division;
while ( dd-- > 0 )
denom *= 2;
if (noOutput == 1) return;
printf("timesig %d/%d %6.2f\n",nn,denom,beatnumber);
}
@@ -1347,12 +1357,30 @@ printf("\n");
void outputChannelSummaryCsv() {
FILE *f;
int i;
int spread;
/*f = fopen("channelDescriptor.csv","w");*/
f = stdout;
fprintf(f,"programs,cnotes,nnotes,nzeros,nsteps,njumps,rpats,pavg,spread\n");
for (i = 1; i<17; i++) {
if (nm[i].used > 0) spread = (100*(trkdata.npulses[0] - nm[i].quietTime)/trkdata.npulses[0]);
else spread=0;
fprintf(f,"%d,%d,%d,%d,%d,%d,%d,%d,%d\n",channel2prog[i],channel2nnotes[i],nm[i-1].totalNotes,\
nm[i-1].zeroCount,nm[i-1].stepCount,nm[i-1].jumpCount,\
trkdata.rhythmpatterns[i],nm[i-1].totalPitches/(1+nm[i-1].totalNotes),\
spread);
}
//fclose(f);
}
void outputChannelSummary() {
int i;
printf("\nprograms: ");
printf("programs: ");
for(i=1;i<17;i++) printf(" %d",channel2prog[i]);
printf("\ncnotes: ");
for(i=1;i<17;i++) printf(" %d",channel2nnotes[i]);
@@ -1375,6 +1403,8 @@ int i;
printf("\n");
}
void dualDrumPattern (int perc1, int perc2) {
int i;
int channel;
@@ -1723,6 +1753,13 @@ int argc;
if ((arg != -1) && (arg <argc)) {
debug = readnum(argv[arg]);
}
arg = getarg("-CSV",argc,argv);
if (arg != -1) {
noOutput = 1;
stats = 1;
}
arg = getarg("-pulseanalysis",argc,argv);
if (arg != -1) {
pulseanalysis = 1;
@@ -1816,6 +1853,7 @@ int argc;
printf("midistats version %s\n usage :\n",VERSION);
printf("midistats filename <options>\n");
printf(" -corestats\n");
printf(" -CSV\n");
printf(" -pulseanalysis\n");
printf(" -panal\n");
printf(" -ppat\n");
@@ -1843,7 +1881,9 @@ int argc;
initfunc_for_stats();
Mf_getc = filegetc;
mfread();
stats_finish();
if (noOutput == 0) stats_finish();
if (noOutput == 0) outputChannelSummary();
if (noOutput == 1) outputChannelSummaryCsv();
}
void loadEvents() {