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Remove monitor poll and hook in mainloop

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Provide a mainloop SpaPoll and let the monitors hook into it.
This commit is contained in:
Wim Taymans 2016-10-07 18:19:03 +02:00
parent 2905d91467
commit 50c3b40cd0
8 changed files with 133 additions and 149 deletions
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6
spa/include/spa/monitor.h
View file

@ -65,18 +65,12 @@ typedef struct {
* @SPA_MONITOR_EVENT_TYPE_ADDED: an item was added, data points to #SpaMonitorItem
* @SPA_MONITOR_EVENT_TYPE_REMOVED: an item was removed, data points to #SpaMonitorItem
* @SPA_MONITOR_EVENT_TYPE_CHANGED: an item was changed, data points to #SpaMonitorItem
* @SPA_MONITOR_EVENT_TYPE_ADD_POLL: add fd for polling, data points to #SpaPollItem
* @SPA_MONITOR_EVENT_TYPE_UPDATE_POLL: update fd for polling, data points to #SpaPollItem
* @SPA_MONITOR_EVENT_TYPE_REMOVE_POLL: remov fd for polling, data points to #SpaPollItem
*/
typedef enum {
SPA_MONITOR_EVENT_TYPE_INVALID = 0,
SPA_MONITOR_EVENT_TYPE_ADDED,
SPA_MONITOR_EVENT_TYPE_REMOVED,
SPA_MONITOR_EVENT_TYPE_CHANGED,
SPA_MONITOR_EVENT_TYPE_ADD_POLL,
SPA_MONITOR_EVENT_TYPE_UPDATE_POLL,
SPA_MONITOR_EVENT_TYPE_REMOVE_POLL,
} SpaMonitorEventType;
typedef struct {

5
spa/include/spa/node-event.h
View file

@ -41,6 +41,7 @@ typedef struct _SpaNodeEvent SpaNodeEvent;
#define SPA_NODE_EVENT__Marker SPA_NODE_EVENT_PREFIX "Marker"
#define SPA_NODE_EVENT__Error SPA_NODE_EVENT_PREFIX "Error"
#define SPA_NODE_EVENT__Buffering SPA_NODE_EVENT_PREFIX "Buffering"
#define SPA_NODE_EVENT__RequestRefresh SPA_NODE_EVENT_PREFIX "RequestRefresh"
#define SPA_NODE_EVENT__RequestClockUpdate SPA_NODE_EVENT_PREFIX "RequestClockUpdate"
/**
@ -82,10 +83,6 @@ typedef struct {
SpaResult res;
} SpaNodeEventAsyncComplete;
typedef struct {
SpaNodeState state;
} SpaNodeEventStateChange;
typedef struct {
uint32_t port_id;
} SpaNodeEventHaveOutput;

20
spa/plugins/alsa/alsa-monitor.c
View file

@ -54,6 +54,7 @@ struct _SpaALSAMonitor {
URI uri;
SpaIDMap *map;
SpaLog *log;
SpaPoll *main_loop;
SpaMonitorEventCallback event_cb;
void *user_data;
@ -245,7 +246,6 @@ spa_alsa_monitor_set_event_callback (SpaMonitor *monitor,
{
SpaResult res;
SpaALSAMonitor *this;
SpaMonitorEvent event;
if (monitor == NULL || monitor->handle == NULL)
return SPA_RESULT_INVALID_ARGUMENTS;
@ -269,11 +269,6 @@ spa_alsa_monitor_set_event_callback (SpaMonitor *monitor,
udev_monitor_enable_receiving (this->umonitor);
this->fd = udev_monitor_get_fd (this->umonitor);;
event.type = SPA_MONITOR_EVENT_TYPE_ADD_POLL;
event.data = &this->poll;
event.size = sizeof (this->poll);
this->fds[0].fd = this->fd;
this->fds[0].events = POLLIN | POLLPRI | POLLERR;
this->fds[0].revents = 0;
@ -286,12 +281,9 @@ spa_alsa_monitor_set_event_callback (SpaMonitor *monitor,
this->poll.before_cb = NULL;
this->poll.after_cb = alsa_on_fd_events;
this->poll.user_data = this;
this->event_cb (&this->monitor, &event, this->user_data);
spa_poll_add_item (this->main_loop, &this->poll);
} else {
event.type = SPA_MONITOR_EVENT_TYPE_REMOVE_POLL;
event.data = &this->poll;
event.size = sizeof (this->poll);
this->event_cb (&this->monitor, &event, this->user_data);
spa_poll_remove_item (this->main_loop, &this->poll);
}
return SPA_RESULT_OK;
@ -407,11 +399,17 @@ alsa_monitor_init (const SpaHandleFactory *factory,
this->map = support[i].data;
else if (strcmp (support[i].uri, SPA_LOG_URI) == 0)
this->log = support[i].data;
else if (strcmp (support[i].uri, SPA_POLL__MainLoop) == 0)
this->main_loop = support[i].data;
}
if (this->map == NULL) {
spa_log_error (this->log, "an id-map is needed");
return SPA_RESULT_ERROR;
}
if (this->main_loop == NULL) {
spa_log_error (this->log, "a main-loop is needed");
return SPA_RESULT_ERROR;
}
this->uri.monitor = spa_id_map_get_id (this->map, SPA_MONITOR_URI);
this->monitor = alsamonitor;

19
spa/plugins/v4l2/v4l2-monitor.c
View file

@ -54,6 +54,7 @@ struct _SpaV4l2Monitor {
URI uri;
SpaIDMap *map;
SpaLog *log;
SpaPoll *main_loop;
SpaMonitorEventCallback event_cb;
void *user_data;
@ -216,7 +217,6 @@ spa_v4l2_monitor_set_event_callback (SpaMonitor *monitor,
{
SpaResult res;
SpaV4l2Monitor *this;
SpaMonitorEvent event;
if (monitor == NULL || monitor->handle == NULL)
return SPA_RESULT_INVALID_ARGUMENTS;
@ -241,10 +241,6 @@ spa_v4l2_monitor_set_event_callback (SpaMonitor *monitor,
udev_monitor_enable_receiving (this->umonitor);
this->fd = udev_monitor_get_fd (this->umonitor);;
event.type = SPA_MONITOR_EVENT_TYPE_ADD_POLL;
event.data = &this->poll;
event.size = sizeof (this->poll);
this->fds[0].fd = this->fd;
this->fds[0].events = POLLIN | POLLPRI | POLLERR;
this->fds[0].revents = 0;
@ -257,12 +253,9 @@ spa_v4l2_monitor_set_event_callback (SpaMonitor *monitor,
this->poll.before_cb = NULL;
this->poll.after_cb = v4l2_on_fd_events;
this->poll.user_data = this;
this->event_cb (&this->monitor, &event, this->user_data);
spa_poll_add_item (this->main_loop, &this->poll);
} else {
event.type = SPA_MONITOR_EVENT_TYPE_REMOVE_POLL;
event.data = &this->poll;
event.size = sizeof (this->poll);
this->event_cb (&this->monitor, &event, this->user_data);
spa_poll_remove_item (this->main_loop, &this->poll);
}
return SPA_RESULT_OK;
@ -378,11 +371,17 @@ v4l2_monitor_init (const SpaHandleFactory *factory,
this->map = support[i].data;
else if (strcmp (support[i].uri, SPA_LOG_URI) == 0)
this->log = support[i].data;
else if (strcmp (support[i].uri, SPA_POLL__MainLoop) == 0)
this->main_loop = support[i].data;
}
if (this->map == NULL) {
spa_log_error (this->log, "an id-map is needed");
return SPA_RESULT_ERROR;
}
if (this->main_loop == NULL) {
spa_log_error (this->log, "a main-loop is needed");
return SPA_RESULT_ERROR;
}
this->uri.monitor = spa_id_map_get_id (this->map, SPA_MONITOR_URI);
this->monitor = v4l2monitor;

58
spa/tools/spa-monitor.c
View file

@ -40,8 +40,9 @@ typedef struct {
SpaIDMap *map;
SpaLog *log;
SpaPoll main_loop;
SpaSupport support[2];
SpaSupport support[3];
unsigned int n_support;
unsigned int n_poll;
@ -67,8 +68,6 @@ on_monitor_event (SpaMonitor *monitor,
SpaMonitorEvent *event,
void *user_data)
{
AppData *data = user_data;
switch (event->type) {
case SPA_MONITOR_EVENT_TYPE_ADDED:
{
@ -91,26 +90,37 @@ on_monitor_event (SpaMonitor *monitor,
inspect_item (item);
break;
}
case SPA_MONITOR_EVENT_TYPE_ADD_POLL:
{
SpaPollItem *item = event->data;
data->poll[data->n_poll] = *item;
data->n_poll++;
if (item->n_fds)
data->rebuild_fds = true;
break;
}
case SPA_MONITOR_EVENT_TYPE_UPDATE_POLL:
break;
case SPA_MONITOR_EVENT_TYPE_REMOVE_POLL:
break;
default:
break;
}
}
static SpaResult
do_add_item (SpaPoll *poll,
SpaPollItem *item)
{
AppData *data = SPA_CONTAINER_OF (poll, AppData, main_loop);
data->poll[data->n_poll] = *item;
data->n_poll++;
if (item->n_fds)
data->rebuild_fds = true;
return SPA_RESULT_OK;
}
static SpaResult
do_update_item (SpaPoll *poll,
SpaPollItem *item)
{
return SPA_RESULT_OK;
}
static SpaResult
do_remove_item (SpaPoll *poll,
SpaPollItem *item)
{
return SPA_RESULT_OK;
}
static void
handle_monitor (AppData *data, SpaMonitor *monitor)
{
@ -182,7 +192,7 @@ handle_monitor (AppData *data, SpaMonitor *monitor)
int
main (int argc, char *argv[])
{
AppData data;
AppData data = { 0 };
SpaResult res;
void *handle;
SpaEnumHandleFactoryFunc enum_func;
@ -190,12 +200,20 @@ main (int argc, char *argv[])
data.map = spa_id_map_get_default ();
data.log = NULL;
data.main_loop.handle = NULL;
data.main_loop.size = sizeof (SpaPoll);
data.main_loop.info = NULL;
data.main_loop.add_item = do_add_item;
data.main_loop.update_item = do_update_item;
data.main_loop.remove_item = do_remove_item;
data.support[0].uri = SPA_ID_MAP_URI;
data.support[0].data = data.map;
data.support[1].uri = SPA_LOG_URI;
data.support[1].data = data.log;
data.n_support = 2;
data.support[2].uri = SPA_POLL__MainLoop;
data.support[2].data = &data.main_loop;
data.n_support = 3;
data.uri.monitor = spa_id_map_get_id (data.map, SPA_MONITOR_URI);