Move test applications to src/apps/

The cam and qcam test application share code, currently through a crude
hack that references the cam source files directly from the qcam
meson.build file. To prepare for the introduction of hosting that code
in a static library, move all applications to src/apps/.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Paul Elder <paul.elder@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>

1 files changed, 32 insertions, 0 deletions

diff --git a/src/apps/cam/frame_sink.h b/src/apps/cam/frame_sink.h
new file mode 100644
index 00000000..ca4347cb
--- /dev/null
+++ b/src/apps/cam/frame_sink.h
@@ -0,0 +1,32 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Copyright (C) 2021, Ideas on Board Oy
+ *
+ * frame_sink.h - Base Frame Sink Class
+ */
+
+#pragma once
+
+#include <libcamera/base/signal.h>
+
+namespace libcamera {
+class CameraConfiguration;
+class FrameBuffer;
+class Request;
+} /* namespace libcamera */
+
+class FrameSink
+{
+public:
+	virtual ~FrameSink();
+
+	virtual int configure(const libcamera::CameraConfiguration &config);
+
+	virtual void mapBuffer(libcamera::FrameBuffer *buffer);
+
+	virtual int start();
+	virtual int stop();
+
+	virtual bool processRequest(libcamera::Request *request) = 0;
+	libcamera::Signal<libcamera::Request *> requestProcessed;
+};