Provide setting for if the camera should be unloaded when inactive

data/locale/en-US.ini

@@ -3,3 +3,4 @@ OBSIOSCamera.Settings.Latency="Latency"
 OBSIOSCamera.Settings.Latency.Normal="Normal"
 OBSIOSCamera.Settings.Latency.Low="Low"
 OBSIOSCamera.Settings.UseHardwareDecoder="Enable Hardware Decoder"
+OBSIOSCamera.Settings.DisconnectOnInactive="Disconnect When Inactive"

src/obs-ios-camera-source.cpp

@@ -41,13 +41,16 @@
 
 #define SETTING_PROP_HARDWARE_DECODER "setting_use_hw_decoder"
 
+#define SETTING_PROP_DISCONNECT_ON_INACTIVE "setting_disconnect_on_inactive"
+
 class IOSCameraInput: public portal::PortalDelegate
 {
 public:
  obs_source_t *source;
  obs_data_t *settings;
 
  std::atomic_bool active = false;
+ std::atomic_bool disconnectOnInactive = false;
  obs_source_frame frame;
  std::string deviceUUID;
 
@@ -114,29 +117,33 @@ class IOSCameraInput: public portal::PortalDelegate
  void connect_worker() {
  bool last_active = active;
  std::string last_device_uuid;
+ bool last_disconnect_on_inactive = disconnectOnInactive;
 
  while (!stopping) {
  std::unique_lock<std::mutex> lock(mutex);
  blog(LOG_DEBUG, "connect_worker: Running check");
 
- if (force_reconnect || !active) {
+ bool should_disconnect = disconnectOnInactive && !active;
+
+ if (force_reconnect || should_disconnect) {
  blog(LOG_DEBUG, "connect_worker: Disconnecting");
  disconnectFromDevice();
  force_reconnect = false;
  }
 
- if (active) {
+ if (active || !disconnectOnInactive) {
  blog(LOG_DEBUG, "connect_worker: Connecting");
  connectToDevice();
  }
 
- if (last_active == active && last_device_uuid == deviceUUID) {
+ if (last_active == active && last_device_uuid == deviceUUID && last_disconnect_on_inactive == disconnectOnInactive) {
  blog(LOG_DEBUG, "connect_worker: Waiting");
  condition_variable.wait_for(lock, std::chrono::seconds(1));
  }
 
  last_active = active;
  last_device_uuid = deviceUUID;
+ last_disconnect_on_inactive = disconnectOnInactive;
 
  lock.unlock();
  }
@@ -418,6 +425,9 @@ static obs_properties_t *GetIOSCameraProperties(void *data)
  obs_module_text("OBSIOSCamera.Settings.UseHardwareDecoder"));
 #endif
 
+ obs_properties_add_bool(ppts, SETTING_PROP_DISCONNECT_ON_INACTIVE,
+ obs_module_text("OBSIOSCamera.Settings.DisconnectOnInactive"));
+
  return ppts;
 }
 
@@ -429,6 +439,7 @@ static void GetIOSCameraDefaults(obs_data_t *settings)
 #ifdef __APPLE__
  obs_data_set_default_bool(settings, SETTING_PROP_HARDWARE_DECODER, false);
 #endif
+ obs_data_set_default_bool(settings, SETTING_PROP_DISCONNECT_ON_INACTIVE, false);
 }
 
 static void SaveIOSCameraInput(void *data, obs_data_t *settings)
@@ -459,6 +470,7 @@ static void UpdateIOSCameraInput(void *data, obs_data_t *settings)
  }
 #endif
 
+ input->disconnectOnInactive = obs_data_get_bool(settings, SETTING_PROP_DISCONNECT_ON_INACTIVE);
 }
 
 void RegisterIOSCameraSource()