libcamera: camera_manager: add CameraManager class

Provide a CameraManager class which will handle listing, instancing,
destruction and lifetime management of cameras.

Signed-off-by: Niklas Söderlund <niklas.soderlund@ragnatech.se>
Reviewed-by: Jacopo Mondi <jacopo@jmondi.org>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

1 files changed, 38 insertions, 0 deletions

diff --git a/include/libcamera/camera_manager.h b/include/libcamera/camera_manager.h
new file mode 100644
index 00000000..9d032d71
--- /dev/null
+++ b/include/libcamera/camera_manager.h
@@ -0,0 +1,38 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+/*
+ * Copyright (C) 2018, Google Inc.
+ *
+ * camera_manager.h - Camera management
+ */
+#ifndef __LIBCAMERA_CAMERA_MANAGER_H__
+#define __LIBCAMERA_CAMERA_MANAGER_H__
+
+#include <vector>
+#include <string>
+
+namespace libcamera {
+
+class Camera;
+class DeviceEnumerator;
+class PipelineHandler;
+
+class CameraManager
+{
+public:
+	CameraManager();
+
+	int start();
+	void stop();
+
+	std::vector<std::string> list() const;
+	Camera *get(const std::string &name);
+	void put(Camera *camera);
+
+private:
+	DeviceEnumerator *enumerator_;
+	std::vector<PipelineHandler *> pipes_;
+};
+
+} /* namespace libcamera */
+
+#endif /* __LIBCAMERA_CAMERA_MANAGER_H__ */