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media-session: move profile selection to media-session

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Disable automatic profile selection in the acp device
Implement selection of profiles in the default-profile module
This commit is contained in:
Wim Taymans 2021-01-27 13:47:11 +01:00
parent 3312757706
commit 585f533d27
2 changed files with 132 additions and 59 deletions
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2
src/daemon/media-session.d/alsa-monitor.conf
View file

@ -24,8 +24,8 @@ rules = [
#api.alsa.ignore-dB = false #api.alsa.ignore-dB = false
#device.profile-set = "profileset-name" #device.profile-set = "profileset-name"
#device.profile = "default profile name" #device.profile = "default profile name"
api.acp.auto-profile = false
#api.acp.auto-port = true #api.acp.auto-port = true
#api.acp.auto-profile = true
#device.nick = "My Device" #device.nick = "My Device"
} }
} }

189
src/examples/media-session/default-profile.c
View file

@ -118,38 +118,99 @@ static void add_idle_timeout(struct impl *impl)
pw_loop_update_timer(main_loop, impl->idle_timeout, &value, NULL, false); pw_loop_update_timer(main_loop, impl->idle_timeout, &value, NULL, false);
} }
static uint32_t find_profile_id(struct device *dev, const char *name) struct profile {
struct sm_param *p;
uint32_t index;
const char *name;
uint32_t prio;
uint32_t available;
};
static int parse_profile(struct sm_param *p, struct profile *pr)
{
pr->p = p;
pr->prio = 0;
pr->available = SPA_PARAM_AVAILABILITY_unknown;
return spa_pod_parse_object(p->param,
SPA_TYPE_OBJECT_ParamProfile, NULL,
SPA_PARAM_PROFILE_index, SPA_POD_Int(&pr->index),
SPA_PARAM_PROFILE_name, SPA_POD_String(&pr->name),
SPA_PARAM_PROFILE_priority, SPA_POD_OPT_Int(&pr->prio),
SPA_PARAM_PROFILE_available, SPA_POD_OPT_Id(&pr->available));
}
static int find_profile(struct device *dev, uint32_t index, struct profile *pr)
{ {
struct sm_param *p; struct sm_param *p;
spa_list_for_each(p, &dev->obj->param_list, link) { spa_list_for_each(p, &dev->obj->param_list, link) {
const char *n;
uint32_t id, available = SPA_PARAM_AVAILABILITY_unknown;
if (p->id != SPA_PARAM_EnumProfile || if (p->id != SPA_PARAM_EnumProfile ||
spa_pod_parse_object(p->param, parse_profile(p, pr) < 0)
SPA_TYPE_OBJECT_ParamProfile, NULL,
SPA_PARAM_PROFILE_index, SPA_POD_Int(&id),
SPA_PARAM_PROFILE_name, SPA_POD_String(&n),
SPA_PARAM_PROFILE_available, SPA_POD_OPT_Id(&available)) < 0) {
continue; continue;
} if (index == pr->index)
if (available == SPA_PARAM_AVAILABILITY_no) return 0;
continue;
if (strcmp(n, name) == 0)
return id;
} }
return SPA_ID_INVALID; return -ENOENT;
} }
static int restore_profile(struct device *dev) static int find_current_profile(struct device *dev, struct profile *pr)
{
struct sm_param *p;
spa_list_for_each(p, &dev->obj->param_list, link) {
if (p->id == SPA_PARAM_Profile &&
parse_profile(p, pr) >= 0)
return 0;
}
return -ENOENT;
}
static int find_best_profile(struct device *dev, struct profile *pr)
{
struct sm_param *p;
struct profile best, best_avail, best_unk, off;
spa_zero(best);
spa_zero(best_avail);
spa_zero(best_unk);
spa_zero(off);
spa_list_for_each(p, &dev->obj->param_list, link) {
struct profile t;
if (p->id != SPA_PARAM_EnumProfile ||
parse_profile(p, &t) < 0)
continue;
if (t.name && strcmp(t.name, "off") == 0) {
off = t;
}
else if (t.available == SPA_PARAM_AVAILABILITY_yes) {
if (best_avail.name == NULL || t.prio > best_avail.prio)
best_avail = t;
}
else if (t.available != SPA_PARAM_AVAILABILITY_no) {
if (best_unk.name == NULL || t.prio > best_unk.prio)
best_unk = t;
}
}
best = best_avail;
if (best.name == NULL)
best = best_unk;
if (best.name == NULL)
best = off;
if (best.name == NULL)
return -ENOENT;
*pr = best;
return 0;
}
static int find_saved_profile(struct device *dev, struct profile *pr)
{ {
struct spa_json it[2]; struct spa_json it[2];
struct impl *impl = dev->impl; struct impl *impl = dev->impl;
const char *json, *value; const char *json, *value;
int len; int len;
uint32_t index = SPA_ID_INVALID; char name[1024] = "\0";
char buf[1024], name[1024] = "\0"; struct sm_param *p;
struct spa_pod_builder b = SPA_POD_BUILDER_INIT(buf, sizeof(buf));
json = pw_properties_get(impl->properties, dev->key); json = pw_properties_get(impl->properties, dev->key);
if (json == NULL) if (json == NULL)
@ -169,44 +230,71 @@ static int restore_profile(struct device *dev)
} }
} }
pw_log_debug("device %d: find profile '%s'", dev->id, name); pw_log_debug("device %d: find profile '%s'", dev->id, name);
index = find_profile_id(dev, name);
if (index == SPA_ID_INVALID)
return -ENOENT;
pw_log_info("device %d: restore profile '%s' index %d", dev->id, name, index); spa_list_for_each(p, &dev->obj->param_list, link) {
if (p->id != SPA_PARAM_EnumProfile ||
parse_profile(p, pr) < 0)
continue;
if (strcmp(pr->name, name) == 0)
return 0;
}
return -ENOENT;
}
static int set_profile(struct device *dev, struct profile *pr)
{
char buf[1024];
struct spa_pod_builder b = SPA_POD_BUILDER_INIT(buf, sizeof(buf));
pw_log_info("device %d: restore profile '%s' index %d",
dev->id, pr->name, pr->index);
pw_device_set_param((struct pw_device*)dev->obj->obj.proxy, pw_device_set_param((struct pw_device*)dev->obj->obj.proxy,
SPA_PARAM_Profile, 0, SPA_PARAM_Profile, 0,
spa_pod_builder_add_object(&b, spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_ParamProfile, SPA_PARAM_Profile, SPA_TYPE_OBJECT_ParamProfile, SPA_PARAM_Profile,
SPA_PARAM_PROFILE_index, SPA_POD_Int(index))); SPA_PARAM_PROFILE_index, SPA_POD_Int(pr->index)));
dev->active_profile = index;
dev->active_profile = pr->index;
return 0; return 0;
} }
static int handle_profile(struct device *dev, struct sm_param *p) static int handle_profile(struct device *dev)
{ {
struct impl *impl = dev->impl; struct impl *impl = dev->impl;
uint32_t index; struct profile pr;
int res; int res;
if (dev->active_profile != SPA_ID_INVALID) {
/* we had a profile but it is now gone or not available,
* try to restore a new profile */
res = find_profile(dev, dev->active_profile, &pr);
if (res < 0 || pr.available == SPA_PARAM_AVAILABILITY_no)
dev->restored = false;
}
if (!dev->restored) { if (!dev->restored) {
restore_profile(dev); /* first try to restore our saved profile */
dev->restored = true; res = find_saved_profile(dev, &pr);
} else { if (res < 0 || pr.available == SPA_PARAM_AVAILABILITY_no)
const char *name; /* it's not found or not available, try to find
if ((res = spa_pod_parse_object(p->param, * the next best profile */
SPA_TYPE_OBJECT_ParamProfile, NULL, res = find_best_profile(dev, &pr);
SPA_PARAM_PROFILE_index, SPA_POD_Int(&index), if (res >= 0) {
SPA_PARAM_PROFILE_name, SPA_POD_String(&name))) < 0) { if (set_profile(dev, &pr) >= 0)
pw_log_warn("device %d: can't parse profile: %s", dev->id, spa_strerror(res)); dev->restored = true;
return res;
} }
if (dev->active_profile == index) } else {
if ((res = find_current_profile(dev, &pr)) < 0)
return res;
if (dev->active_profile == pr.index)
return 0; return 0;
dev->active_profile = index; dev->active_profile = pr.index;
pw_log_debug("device %d: current profile %d %s", dev->id, index, name); pw_log_info("device %d: current profile %d %s", dev->id, pr.index, pr.name);
pw_properties_setf(impl->properties, dev->key, "{ \"name\": \"%s\" }", name); pw_properties_setf(impl->properties, dev->key, "{ \"name\": \"%s\" }", pr.name);
add_idle_timeout(impl); add_idle_timeout(impl);
} }
return 0; return 0;
@ -226,23 +314,8 @@ static void object_update(void *data)
strcmp(str, "bluetooth") == 0) strcmp(str, "bluetooth") == 0)
return; return;
if (dev->obj->obj.changed & SM_DEVICE_CHANGE_MASK_PARAMS) { if (dev->obj->obj.changed & SM_DEVICE_CHANGE_MASK_PARAMS)
struct sm_param *p; handle_profile(dev);
spa_list_for_each(p, &dev->obj->param_list, link) {
if (pw_log_level_enabled(SPA_LOG_LEVEL_DEBUG))
spa_debug_pod(2, NULL, p->param);
switch (p->id) {
case SPA_PARAM_EnumProfile:
break;
case SPA_PARAM_Profile:
handle_profile(dev, p);
break;
default:
break;
}
}
}
} }
static const struct sm_object_events object_events = { static const struct sm_object_events object_events = {