1 files changed, 43 insertions, 0 deletions
diff --git a/src/gstreamer/gstlibcamera-controls.h b/src/gstreamer/gstlibcamera-controls.h
new file mode 100644
index 00000000..749220b5
--- /dev/null
+++ b/src/gstreamer/gstlibcamera-controls.h
@@ -0,0 +1,43 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+/*
+ * Copyright (C) 2023, Collabora Ltd.
+ *     Author: Nicolas Dufresne <nicolas.dufresne@collabora.com>
+ *
+ * GStreamer Camera Controls
+ */
+
+#pragma once
+
+#include <memory>
+
+#include <libcamera/camera.h>
+#include <libcamera/controls.h>
+#include <libcamera/request.h>
+
+#include "gstlibcamerasrc.h"
+
+namespace libcamera {
+
+class GstCameraControls
+{
+public:
+	static void installProperties(GObjectClass *klass, int lastProp);
+
+	bool getProperty(guint propId, GValue *value, GParamSpec *pspec);
+	bool setProperty(guint propId, const GValue *value, GParamSpec *pspec);
+
+	void setCamera(const std::shared_ptr<libcamera::Camera> &cam);
+
+	void applyControls(std::unique_ptr<libcamera::Request> &request);
+	void readMetadata(libcamera::Request *request);
+
+private:
+	/* Supported controls and limits of camera. */
+	ControlInfoMap capabilities_;
+	/* Set of user modified controls. */
+	ControlList controls_;
+	/* Accumulator of all controls ever set and metadata returned by camera */
+	ControlList controls_acc_;
+};
+
+} /* namespace libcamera */