Mixer interface updates (group extensions)..

This commit is contained in:
Jaroslav Kysela 1999-07-20 22:00:59 +00:00
parent 2a4fa6ef11
commit fab3731743
2 changed files with 62 additions and 5 deletions

View file

@ -735,10 +735,67 @@ int show_group(void *handle, snd_mixer_gid_t *gid, const char *space)
bzero(&group, sizeof(group));
group.gid = *gid;
if ((err = snd_mixer_group(handle, &group)) < 0) {
if ((err = snd_mixer_group_read(handle, &group)) < 0) {
error("Mixer %i/%i group error: %s", card, device, snd_strerror(err));
return -1;
}
if (group.channels) {
printf(" Capabilities:");
if (group.caps & SND_MIXER_GRPCAP_VOLUME)
printf(" volume");
if (group.caps & SND_MIXER_GRPCAP_MUTE)
printf(" mute");
if (group.caps & SND_MIXER_GRPCAP_JOINTLY_MUTE)
printf(" jointly-mute");
if (group.caps & SND_MIXER_GRPCAP_RECORD) {
printf(" record");
} else {
group.record = 0;
}
if (group.caps & SND_MIXER_GRPCAP_JOINTLY_RECORD)
printf(" jointly-record");
if (group.caps & SND_MIXER_GRPCAP_EXCL_RECORD)
printf(" exclusive-record");
printf("\n");
if ((group.caps & SND_MIXER_GRPCAP_RECORD) &&
(group.caps & SND_MIXER_GRPCAP_EXCL_RECORD))
printf(" Record exclusive group: %i\n", group.record_group);
printf(" Channels: ");
if (group.channels == SND_MIXER_CHN_MASK_MONO) {
printf("Mono");
} else {
if (group.channels & SND_MIXER_CHN_MASK_FRONT_LEFT)
printf("Front-Left ");
if (group.channels & SND_MIXER_CHN_MASK_FRONT_RIGHT)
printf("Front-Right ");
if (group.channels & SND_MIXER_CHN_MASK_FRONT_CENTER)
printf("Front-Center ");
if (group.channels & SND_MIXER_CHN_MASK_REAR_LEFT)
printf("Rear-Left ");
if (group.channels & SND_MIXER_CHN_MASK_REAR_RIGHT)
printf("Rear-Right ");
if (group.channels & SND_MIXER_CHN_MASK_WOOFER)
printf("Woofer");
}
printf("\n");
printf(" Limits: min = %i, max = %i\n", group.min, group.max);
if (group.channels == SND_MIXER_CHN_MASK_MONO) {
printf(" Mono: %i [%s]\n", group.front_left, group.mute & SND_MIXER_CHN_MASK_MONO ? "mute" : "on");
} else {
if (group.channels & SND_MIXER_CHN_MASK_FRONT_LEFT)
printf(" Front-Left: %i [%s] [%s]\n", group.front_left, group.mute & SND_MIXER_CHN_MASK_FRONT_LEFT ? "mute" : "on", group.record & SND_MIXER_CHN_MASK_FRONT_LEFT ? "record" : "---");
if (group.channels & SND_MIXER_CHN_MASK_FRONT_RIGHT)
printf(" Front-Right: %i [%s] [%s]\n", group.front_right, group.mute & SND_MIXER_CHN_MASK_FRONT_RIGHT ? "mute" : "on", group.record & SND_MIXER_CHN_MASK_FRONT_RIGHT ? "record" : "---");
if (group.channels & SND_MIXER_CHN_MASK_FRONT_CENTER)
printf(" Front-Center: %i [%s] [%s]\n", group.front_center, group.mute & SND_MIXER_CHN_MASK_FRONT_CENTER ? "mute" : "on", group.record & SND_MIXER_CHN_MASK_FRONT_CENTER ? "record" : "---");
if (group.channels & SND_MIXER_CHN_MASK_REAR_LEFT)
printf(" Rear-Left: %i [%s] [%s]\n", group.rear_left, group.mute & SND_MIXER_CHN_MASK_REAR_LEFT ? "mute" : "on", group.record & SND_MIXER_CHN_MASK_REAR_LEFT ? "record" : "---");
if (group.channels & SND_MIXER_CHN_MASK_REAR_RIGHT)
printf(" Rear-Right: %i [%s] [%s]\n", group.rear_right, group.mute & SND_MIXER_CHN_MASK_REAR_RIGHT ? "mute" : "---", group.record & SND_MIXER_CHN_MASK_REAR_RIGHT ? "record" : "---");
if (group.channels & SND_MIXER_CHN_MASK_WOOFER)
printf(" Woofer: %i [%s] [%s]\n", group.woofer, group.mute & SND_MIXER_CHN_MASK_WOOFER ? "mute" : "---", group.record & SND_MIXER_CHN_MASK_WOOFER ? "record" : "---");
}
}
group.pelements = (snd_mixer_eid_t *)malloc(group.elements_over * sizeof(snd_mixer_eid_t));
if (!group.pelements) {
error("No enough memory...");
@ -746,7 +803,7 @@ int show_group(void *handle, snd_mixer_gid_t *gid, const char *space)
}
group.elements_size = group.elements_over;
group.elements = group.elements_over = 0;
if ((err = snd_mixer_group(handle, &group)) < 0) {
if ((err = snd_mixer_group_read(handle, &group)) < 0) {
error("Mixer %i/%i group (2) error: %s", card, device, snd_strerror(err));
return -1;
}

View file

@ -292,7 +292,7 @@ int init_group(void *handle, Group *group)
and the info about the elements in the group, we'll set up the element array. */
int idx, err;
if((err = snd_mixer_group(handle,
if((err = snd_mixer_group_read(handle,
&group->group)) < 0) {
printf("Unable to get info for group %s! ", group->group.gid.name);
printf("Error: %s\n", snd_strerror(err));
@ -310,7 +310,7 @@ int init_group(void *handle, Group *group)
}
group->group.elements_size = group->group.elements_over;
group->group.elements = group->group.elements_over = 0;
if ((err = snd_mixer_group(handle, &group->group)) < 0) {
if ((err = snd_mixer_group_read(handle, &group->group)) < 0) {
printf("Unable to get second group info for group %s. Error: %s\n",
group->group.gid.name, snd_strerror(err));
printf("elements_size = %i, elements_over=%i, elements=%i\n",