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songplayer
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Added a simple music sheet generator and updating repo

This commit is contained in:
Phyks 2013-08-01 21:11:59 +02:00
parent cf83fe61ae
commit f8592113e8
4 changed files with 56 additions and 191 deletions
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56
generateur_partition.py Executable file
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#!/usr/bin/python
import sys
import getopt
try:
opts, args = getopt.gnu_getopt(sys.argv, "ho:", ["help", "output"])
except getopt.GetoptError:
sys.exit("[ERROR] Unable to parse command line arguments. "
"See -h option for more infos on how to use.")
for opt, arg in opts:
if opt in ("-h", "--help"):
print("Music sheet generator for the sound player. Usage :")
print("-h \t --help \t Displays this help message")
print("-o file \t --output file \t Save the generated music sheet to "
"the specified file")
elif opt in ("-o", "--output"):
output = arg
continue_while = True
notes = {"RE": 294, "MI": 330, "FA": 349, "SOL": 392, "LA": 440, "SI": 494,
"DO": 523, "RE2": 587, "MI2": 659, "FA2": 699, "SOL2": 794, "LA2": 880,
"SI2": 988}
partition = ''
while continue_while:
note = input("Note ? ")
if note.lower() == "quit":
continue_while = False
continue
length = input("Length ? ")
try:
length = int(length)
except ValueError:
continue_while = False
sys.exit("[ERROR] Entered length is not a number.")
if note.upper() not in notes.keys():
sys.exit("[ERROR] Unknown note "+note+".")
else:
partition += str(notes[note.upper()])+":"+str(length)+"\n"
print("\nPartition :\n"+partition)
if output != '':
try:
with open(output, 'w') as output_fh:
output_fh.write(partition)
except:
sys.exit("[ERROR] Unable to write music sheet to the specified output"
"file.")

79
generer_partition.c
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@ -1,79 +0,0 @@
# include "stdio.h"
# include "stdlib.h"
# include "string.h"
int main()
{
char note[100];
int stop = 0, duree = 0;
while(stop == 0)
{
printf("Note ? ");
scanf("%s", note);
printf("Durée ? ");
scanf("%d", duree);
switch(note)
{
case "RE":
printf("294:%d\n",duree);
break;
case "MI":
printf("330:%d\n",duree);
break;
case "FA":
printf("349:%d\n",duree);
break;
case "SOL":
printf("392:%d\n",duree);
break;
case "LA":
printf("440:%d\n",duree);
break;
case "SI":
printf("494:%d\n",duree);
break;
case "DO":
printf("523:%d\n",duree);
break;
case "RE2":
printf("587:%d\n",duree);
break;
case "MI2":
printf("659:%d\n",duree);
break;
case "FA2":
printf("699:%d\n",duree);
break;
case "SOL2":
printf("794:%d\n",duree);
break;
case "LA2":
printf("880:%d\n",duree);
break;
case "SI2":
printf("988:%d\n",duree);
break;
default:
stop = 1;
break;
}
}
return 0;
}

35
utils/read_wav.c
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# include "stdio.h"
# include "stdlib.h"
# include "string.h"
# include "wave_stuff.h"
int main(int argc, char **argv)
{
float *xd;
int i, freq = 0, nx = 0, canal = 0, verbose = 0;
if (argc < 3)
{
fprintf(stderr,"Usage: %s wavefile canal [verbose]\nExample %s d:\\low.wav 1\n",argv[0],argv[0]);
return 0;
}
if (sscanf(argv[2],"%d",&canal) != 1)
{
fprintf(stderr,"cannot read canal value %s\n",argv[2]);
return 1;
}
if (argc > 3) sscanf(argv[3],"%d",&verbose);
xd = read_wave_create_array(argv[1], canal, verbose, &nx, &freq);
if (xd == NULL)
{
fprintf(stderr,"cannot read canal wave file %s\n",argv[1]);
return 2;
}
printf("%% %s wave file, canal %d, frequence %d, nb. of sample %d\n",argv[1],canal,freq,nx);
for (i = 0; i < nx; i++)
printf("%d\n",(int)xd[i]);
return 0;
}

77
utils/save_wav.c
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@ -1,77 +0,0 @@
# include "stdio.h"
# include "stdlib.h"
# include "string.h"
# include "wave_stuff.h"
# define MAX_LINE_LENGTH 1024
int main(int argc, char **argv)
{
char line[MAX_LINE_LENGTH], *l;
float *xd = NULL;
int i, freq = 0, nx = 0, canal = 0, BitsPerSample = 16, data, min, max;
FILE *fp;
if (argc < 4)
{
fprintf(stderr,"Usage: %s wave_data.txt wavefile_to_create.wav frequency BitsPerSample\nExample %s d:\\low.wav 44100 16\n",argv[0],argv[0]);
return 0;
}
if ((fp = fopen(argv[1], "r")) == NULL)
{
fprintf(stderr,"cannot open file %s\n",argv[1]);
return 1;
}
if (sscanf(argv[3],"%d",&freq) != 1)
{
fprintf(stderr,"cannot read freq value %s\n",argv[3]);
return 1;
}
if (argc > 4) sscanf(argv[4],"%d",&BitsPerSample);
for(nx = 0, l = fgets(line, MAX_LINE_LENGTH, fp); l != NULL; l = fgets(line, MAX_LINE_LENGTH, fp))
{
if (strcspn(line,"%") >= strlen(line))
{
if (sscanf(line,"%d",&data) == 1)
nx++;
}
}
fclose(fp);
if (nx <= 0)
{
fprintf(stderr,"could not read data");
return 2;
}
xd = (float*)calloc(nx,sizeof(float));
if (xd == NULL)
{
fprintf(stderr,"could not create float array");
return 2;
}
min = max = 0;
fp = fopen(argv[1], "r");
for(i = 0, l = fgets(line, MAX_LINE_LENGTH, fp); l != NULL; l = fgets(line, MAX_LINE_LENGTH, fp))
{
if (strcspn(line,"%") >= strlen(line))
{
if (sscanf(line,"%d",&data) == 1)
{
xd[i] = (float)data;
i++;
}
}
}
fclose(fp);
printf("%d sample read\n",nx);
i = save_wave_from_array(xd, nx, argv[2], freq, BitsPerSample);
if (i)
{
fprintf(stderr,"cannot save wave file %s\n",argv[2]);
return 2;
}
free(xd);
return 0;
}