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Clemens Ladisch <clemens@ladisch.de>:

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- This adds an option to amidi not to ignore active sensing bytes.
This commit is contained in:
Takashi Iwai 2004-01-19 18:39:12 +00:00
parent 2ac2af4dfb
commit e24a1cb4f9
2 changed files with 21 additions and 6 deletions
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15
amidi/amidi.1
View file

@ -1,4 +1,4 @@
.TH AMIDI 1 "27 Oct 2003" .TH AMIDI 1 "18 Jan 2004"
.SH NAME .SH NAME
amidi \- read from and write to ALSA RawMIDI ports amidi \- read from and write to ALSA RawMIDI ports
@ -81,7 +81,9 @@ this will
create a Standard MIDI (.mid) file. create a Standard MIDI (.mid) file.
.B amidi .B amidi
will filter out any Active Sensing bytes (FEh). will filter out any Active Sensing bytes (FEh), unless the
.I -a
option has been given.
.TP .TP
.I -S, --send-hex="..." .I -S, --send-hex="..."
@ -90,7 +92,9 @@ Sends the bytes specified as hexadecimal numbers to the MIDI port.
.TP .TP
.I -d, --dump .I -d, --dump
Prints data received from the MIDI port as hexadecimal bytes. Prints data received from the MIDI port as hexadecimal bytes.
Active Sensing bytes (FEh) will not be shown. Active Sensing bytes (FEh) will not be shown, unless the
.I -a
option has been given.
This option is useful for debugging. This option is useful for debugging.
@ -103,6 +107,11 @@ If this option has not been given, you must press Ctrl+C (or kill
.B amidi\fR) .B amidi\fR)
to stop receiving data. to stop receiving data.
.TP
.I -a, --active-sensing
Does not ignore Active Sensing bytes (FEh) when saving or printing
received MIDI commands.
.SH EXAMPLES .SH EXAMPLES
.SS .SS

12
amidi/amidi.c
View file

@ -76,7 +76,8 @@ static void usage(void)
"-S, --send-hex=\"...\" send hexadecimal bytes\n" "-S, --send-hex=\"...\" send hexadecimal bytes\n"
"-d, --dump print received data as hexadecimal bytes\n" "-d, --dump print received data as hexadecimal bytes\n"
"-t, --timeout=seconds exits when no data has been received\n" "-t, --timeout=seconds exits when no data has been received\n"
" for the specified duration\n"); " for the specified duration\n"
"-a, --active-sensing don't ignore active sensing bytes\n");
} }
static void version(void) static void version(void)
@ -371,7 +372,7 @@ static void sig_handler(int dummy)
int main(int argc, char *argv[]) int main(int argc, char *argv[])
{ {
static char short_options[] = "hVlLp:s:r:S:dt:"; static char short_options[] = "hVlLp:s:r:S:dt:a";
static struct option long_options[] = { static struct option long_options[] = {
{"help", 0, NULL, 'h'}, {"help", 0, NULL, 'h'},
{"version", 0, NULL, 'V'}, {"version", 0, NULL, 'V'},
@ -383,9 +384,11 @@ int main(int argc, char *argv[])
{"send-hex", 1, NULL, 'S'}, {"send-hex", 1, NULL, 'S'},
{"dump", 0, NULL, 'd'}, {"dump", 0, NULL, 'd'},
{"timeout", 1, NULL, 't'}, {"timeout", 1, NULL, 't'},
{"active-sensing", 0, NULL, 'a'},
{ } { }
}; };
int c, err, ok = 0; int c, err, ok = 0;
int ignore_active_sensing = 1;
while ((c = getopt_long(argc, argv, short_options, while ((c = getopt_long(argc, argv, short_options,
long_options, NULL)) != -1) { long_options, NULL)) != -1) {
@ -420,6 +423,9 @@ int main(int argc, char *argv[])
case 't': case 't':
timeout = atoi(optarg); timeout = atoi(optarg);
break; break;
case 'a':
ignore_active_sensing = 0;
break;
default: default:
error("Try `amidi --help' for more information."); error("Try `amidi --help' for more information.");
return 1; return 1;
@ -528,7 +534,7 @@ int main(int argc, char *argv[])
} }
length = 0; length = 0;
for (i = 0; i < err; ++i) for (i = 0; i < err; ++i)
if (buf[i] != 0xfe) /* drop any active sensing bytes */ if (!ignore_active_sensing || buf[i] != 0xfe)
buf[length++] = buf[i]; buf[length++] = buf[i];
if (length == 0) if (length == 0)
continue; continue;