lcameraDev: Add session mgr lib for libcamera device binding

2026-06-13 12:02:04 -04:00
parent cc7f4fcd9b
commit 46f767f232
21 changed files with 1363 additions and 64 deletions
@@ -0,0 +1,55 @@
+#ifndef LCAMERA_DEV_CAMERA_MANAGER_STATE_H
+#define LCAMERA_DEV_CAMERA_MANAGER_STATE_H
+
+#include <lcameraDev.h>
+#include <cameraSession.h>
+#include <libcamera/camera_manager.h>
+#include <map>
+#include <memory>
+#include <spinscale/co/coQutex.h>
+#include <spinscale/componentThread.h>
+#include <spinscale/sharedResourceGroup.h>
+#include <string>
+#include <vector>
+
+namespace lcamera_dev {
+
+struct CameraManagerResources
+{
+	std::unique_ptr<libcamera::CameraManager> cameraManager;
+	std::map<std::string, std::shared_ptr<CameraSession>> sessionsByCameraId;
+};
+
+struct LcameraDevState
+{
+	LcameraDevState()
+	: managerState("lcameraDev::CameraManager")
+	{}
+
+	bool isInitialized = false;
+	std::shared_ptr<sscl::ComponentThread> componentThread;
+	sscl::SharedResourceGroup<sscl::co::CoQutex, CameraManagerResources>
+		managerState;
+};
+
+LcameraDevState& getLcameraDevState();
+
+void lcameraDevMain(
+	const std::shared_ptr<sscl::ComponentThread>& componentThread);
+void lcameraDevExit();
+
+std::vector<std::shared_ptr<libcamera::Camera>> listLibcameraCameras();
+
+sscl::co::ViralNonPostingInvoker<LcameraDevGetOrCreateResult>
+getOrCreateDeviceSessionCReq(const std::string& deviceSelector);
+
+sscl::co::ViralNonPostingInvoker<void>
+releaseDeviceSessionCReq(
+	const std::shared_ptr<CameraSession>& deviceSession);
+
+sscl::co::ViralNonPostingInvoker<std::vector<LcameraDevCameraInfo>>
+enumerateCamerasCReq();
+
+} // namespace lcamera_dev
+
+#endif // LCAMERA_DEV_CAMERA_MANAGER_STATE_H