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Added the possibility to choose a different sound device rather than the default /dev/dsp

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This commit is contained in:
evilsocket 2009-05-24 16:15:38 +02:00
parent 0f41eec84a
commit 4a52ddf55c
2 changed files with 21 additions and 21 deletions
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8
dsp.c
View file

@ -1,10 +1,10 @@
#include "vocal.h"
int init_dsp() {
int init_dsp( char *device ) {
int dsp, arg;
if ((dsp=open("/dev/dsp", O_RDONLY)) < 0) {
perror("open of /dev/dsp failed");
if ((dsp=open( (device == NULL ? "/dev/dsp" : device), O_RDONLY)) < 0) {
perror("open of sound device failed");
return -1;
}
@ -16,7 +16,7 @@ int init_dsp() {
}
if (arg != AFMT_U8) {
perror ("/dev/dsp doesn't support AFMT_U8");
perror ("sound device doesn't support AFMT_U8");
return -1;
}

34
main.c
View file

@ -6,7 +6,8 @@ void helpandusage() {
fprintf (stderr,
"---=== BlackLight's vocal recognition v.0.1b ===---\n"
"author @ blacklight@autistici.org\n\n"
"Usage: vocal [-a] [-c <file>] [-h]\n\n"
"Usage: vocal [-d <device>] [-a] [-c <file>] [-h]\n\n"
"\t-d <device>\tUse a different device instead the default one (/dev/dsp)\n"
"\t-a\t\tAppend a new vocal sample with an associated command\n"
"\t-c <file>\tUse a different rc file (default: ~/.vocalrc)\n"
"\t-h\t\tPrint this help and exit\n"
@ -17,7 +18,7 @@ int main (int argc, char **argv) {
int i, j, dsp, fd, ch, size, recognized;
int TOTSIZE = BUF_SIZE*SAMPLE_SIZE;
char *line, *tmp, *cmd = NULL, *fname = NULL;
char *line, *tmp, *cmd = NULL, *fname = NULL, device = NULL;
char **match = NULL;
double deviance;
@ -33,24 +34,23 @@ int main (int argc, char **argv) {
u8 *buf;
mode m = capture;
while ((ch=getopt(argc, argv, "ahc:"))>0) {
if (ch == 'a')
m = append;
else if (ch == 'c')
fname = strdup(optarg);
else if (ch == 'h') {
helpandusage();
return 0;
} else {
helpandusage();
return 1;
while ((ch=getopt(argc, argv, "ahc:d:"))>0) {
switch(ch){
case 'd' : device = strdup(optarg); break;
case 'a' : m = append; break;
case 'c' : fname = strdup(optarg); break;
case 'h' : helpandusage();
return 0; break;
default :
helpandusage();
return 1;
}
}
buf = (u8*) malloc(TOTSIZE);
buf = (u8*) malloc(TOTSIZE);
neutral = (double*) malloc(TOTSIZE*sizeof(double));
trans = (double*) malloc(TOTSIZE*sizeof(double));
memset (buf, 0x80, TOTSIZE);
trans = (double*) malloc(TOTSIZE*sizeof(double));
memset(buf, 0x80, TOTSIZE);
if (!fname) {
fname = (char*) malloc(0x100);
@ -65,7 +65,7 @@ int main (int argc, char **argv) {
read (fd, neutral, TOTSIZE*sizeof(double));
close(fd);
if ((dsp = init_dsp())<0)
if ((dsp = init_dsp( device ))<0)
return 1;
memset (buf, 0x0, TOTSIZE);