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test: rawmidi: Add test for rawmidi framing API

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Adds a "clock type" parameter to the "rawmidi" test program, that when
used and combined with -i (and -v to be useful), activates tstamp type
framing with the specified clock type.

Signed-off-by: David Henningsson <coding@diwic.se>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
David Henningsson 2021-08-17 16:21:13 +02:00 • committed by Takashi Iwai
parent 95eb312fad
commit 868ecd509d
1 changed files with 59 additions and 6 deletions
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65
test/rawmidi.c
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@ -13,6 +13,7 @@ static void usage(void)
fprintf(stderr, " -o device-id : test ALSA output device\n");
fprintf(stderr, " -I node : test input node\n");
fprintf(stderr, " -O node : test output node\n");
fprintf(stderr, " -c clock : kernel clock type (0=none, 1=realtime, 2=monotonic, 3=monotonic raw)\n");
fprintf(stderr, " -t: test midi thru\n");
fprintf(stderr, " example:\n");
fprintf(stderr, " rawmidi -i hw:0,0 -O /dev/midi1\n");
@ -37,7 +38,8 @@ int main(int argc,char** argv)
char *device_out = NULL;
char *node_in = NULL;
char *node_out = NULL;
int clock_type = -1;
int fd_in = -1,fd_out = -1;
snd_rawmidi_t *handle_in = 0,*handle_out = 0;
@ -58,6 +60,10 @@ int main(int argc,char** argv)
case 't':
thru = 1;
break;
case 'c':
if (i + 1 < argc)
clock_type = atoi(argv[++i]);
break;
case 'i':
if (i + 1 < argc)
device_in = argv[++i];
@ -133,20 +139,67 @@ int main(int argc,char** argv)
}
}
if (!thru) {
if (handle_in || fd_in!=-1) {
if (clock_type != -1) {
snd_rawmidi_params_t *params;
snd_rawmidi_params_malloc(&params);
if (!handle_in) {
fprintf(stderr, "-c only usable with -i");
clock_type = -1;
}
if (clock_type != -1) {
fprintf(stderr, "Enable kernel clock type %d\n", clock_type);
snd_rawmidi_params_current(handle_in, params);
err = snd_rawmidi_params_set_framing_type(handle_in, params, 1);
if (err) {
fprintf(stderr,"snd_rawmidi_params_set_framing_type failed: %d\n", err);
clock_type = -1;
}
}
if (clock_type != -1) {
err = snd_rawmidi_params_set_clock_type(handle_in, params, clock_type);
if (err) {
fprintf(stderr, "snd_rawmidi_params_set_clock_type failed: %d\n", err);
clock_type = -1;
}
}
if (clock_type != -1) {
err = snd_rawmidi_params(handle_in, params);
if (err) {
fprintf(stderr, "snd_rawmidi_params failed: %d\n", err);
clock_type = -1;
}
}
snd_rawmidi_params_free(params);
}
fprintf(stderr,"Read midi in\n");
fprintf(stderr,"Press ctrl-c to stop\n");
}
if (handle_in) {
unsigned char ch;
snd_rawmidi_framing_tstamp_t frame;
while (!stop) {
snd_rawmidi_read(handle_in,&ch,1);
if (verbose) {
fprintf(stderr,"read %02x\n",ch);
if (clock_type != -1) {
snd_rawmidi_read(handle_in, &frame, sizeof(frame));
if (verbose) {
int i;
if (frame.frame_type) {
fprintf(stderr, "read unknown frame %d", frame.frame_type);
continue;
}
fprintf(stderr, "read [%lld:%09d]", frame.tv_sec, frame.tv_nsec);
for (i = 0; i < frame.length; i++)
fprintf(stderr, " %02x", frame.data[i]);
fprintf(stderr, "\n");
}
}
else {
snd_rawmidi_read(handle_in,&ch,1);
if (verbose)
fprintf(stderr,"read %02x\n",ch);
}
}
}