libcamera: Add Camera class

Provide a Camera class which represents our main interface to handling
camera devices. This is a rework of Kieran's initial proposal and
Laurent's documentation of the file changed to fit the device
enumerators needs.

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

1 files changed, 31 insertions, 0 deletions

diff --git a/include/libcamera/camera.h b/include/libcamera/camera.h
new file mode 100644
index 00000000..9a7579d6
--- /dev/null
+++ b/include/libcamera/camera.h
@@ -0,0 +1,31 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+/*
+ * Copyright (C) 2018, Google Inc.
+ *
+ * camera.h - Camera object interface
+ */
+#ifndef __LIBCAMERA_CAMERA_H__
+#define __LIBCAMERA_CAMERA_H__
+
+#include <string>
+
+namespace libcamera {
+
+class Camera
+{
+public:
+	Camera(const std::string &name);
+
+	const std::string &name() const;
+	void get();
+	void put();
+
+private:
+	virtual ~Camera() { };
+	int ref_;
+	std::string name_;
+};
+
+} /* namespace libcamera */
+
+#endif /* __LIBCAMERA_CAMERA_H__ */