test: gstreamer: Factor out code into a base class

A lot of code used in the single stream test is boiler plate and common
across every gstreamer test. Factor out this code into a base class
called GstreamerTest.

Also update the gstreamer_single_stream_test to use the GstreamerTest
base class.

Signed-off-by: Vedant Paranjape <vedantparanjape160201@gmail.com>
Reviewed-by: Nicolas Dufresne <nicolas.dufresne@collabora.com>
Reviewed-by: Paul Elder <paul.elder@ideasonboard.com>
Signed-off-by: Paul Elder <paul.elder@ideasonboard.com>

1 files changed, 39 insertions, 0 deletions

diff --git a/test/gstreamer/gstreamer_test.h b/test/gstreamer/gstreamer_test.h
new file mode 100644
index 00000000..9c50e288
--- /dev/null
+++ b/test/gstreamer/gstreamer_test.h
@@ -0,0 +1,39 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Copyright (C) 2021, Vedant Paranjape
+ *
+ * gstreamer_test.cpp - GStreamer test base class
+ */
+
+#ifndef __LIBCAMERA_GSTREAMER_TEST_H__
+#define __LIBCAMERA_GSTREAMER_TEST_H__
+
+#include <iostream>
+#include <unistd.h>
+
+#include <libcamera/base/utils.h>
+
+#include "libcamera/internal/source_paths.h"
+
+#include <gst/gst.h>
+
+using namespace std;
+
+class GstreamerTest
+{
+public:
+	GstreamerTest();
+	virtual ~GstreamerTest();
+
+protected:
+	virtual int createPipeline();
+	int startPipeline();
+	int processEvent();
+	void printError(GstMessage *msg);
+
+	GstElement *pipeline_;
+	GstElement *libcameraSrc_;
+	int status_;
+};
+
+#endif /* __LIBCAMERA_GSTREAMER_TEST_H__ */