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authorJacopo Mondi <jacopo@jmondi.org>2019-02-12 23:21:16 +0100
committerJacopo Mondi <jacopo@jmondi.org>2019-03-01 12:33:17 +0100
commit7f4ce94ad9e14fa4fd53644abb2ce2bb2bf03dc3 (patch)
treefc7f6fd2cf7256f10fc23986a6ec2ca67a7ea2e9 /test
parenta56f8a57b554e97116086a1d4078f7462e068486 (diff)
test: v4l2_subdevice: Add format handling test
Add test for video format get and set operations on V4L2Subdevice class. Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Jacopo Mondi <jacopo@jmondi.org>
Diffstat (limited to 'test')
-rw-r--r--test/meson.build1
-rw-r--r--test/v4l2_subdevice/meson.build10
-rw-r--r--test/v4l2_subdevice/test_formats.cpp78
-rw-r--r--test/v4l2_subdevice/v4l2_subdevice_test.cpp82
-rw-r--r--test/v4l2_subdevice/v4l2_subdevice_test.h35
5 files changed, 206 insertions, 0 deletions
diff --git a/test/meson.build b/test/meson.build
index d515a716..5fb16fa6 100644
--- a/test/meson.build
+++ b/test/meson.build
@@ -3,6 +3,7 @@ subdir('libtest')
subdir('media_device')
subdir('pipeline')
subdir('v4l2_device')
+subdir('v4l2_subdevice')
public_tests = [
['event', 'event.cpp'],
diff --git a/test/v4l2_subdevice/meson.build b/test/v4l2_subdevice/meson.build
new file mode 100644
index 00000000..f45dca0d
--- /dev/null
+++ b/test/v4l2_subdevice/meson.build
@@ -0,0 +1,10 @@
+v4l2_subdevice_tests = [
+ [ 'test_formats', 'test_formats.cpp'],
+]
+
+foreach t : v4l2_subdevice_tests
+ exe = executable(t[0], [t[1], 'v4l2_subdevice_test.cpp'],
+ link_with : test_libraries,
+ include_directories : test_includes_internal)
+ test(t[0], exe, suite: 'v4l2_subdevice', is_parallel: false)
+endforeach
diff --git a/test/v4l2_subdevice/test_formats.cpp b/test/v4l2_subdevice/test_formats.cpp
new file mode 100644
index 00000000..af954459
--- /dev/null
+++ b/test/v4l2_subdevice/test_formats.cpp
@@ -0,0 +1,78 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Copyright (C) 2019, Google Inc.
+ *
+ * libcamera V4L2 Subdevice format handling test
+ */
+
+#include <climits>
+#include <iostream>
+
+#include "v4l2_subdevice.h"
+#include "v4l2_subdevice_test.h"
+
+using namespace std;
+using namespace libcamera;
+
+/* Test format handling on the "Scaler" subdevice of vimc media device. */
+
+class FormatHandlingTest : public V4L2SubdeviceTest
+{
+protected:
+ int run() override;
+};
+
+int FormatHandlingTest::run()
+{
+ V4L2SubdeviceFormat format = {};
+
+ /*
+ * Get format on a non-existing Scaler pad: expect failure.
+ */
+ int ret = scaler_->getFormat(2, &format);
+ if (!ret) {
+ cerr << "Getting format on a non existing pad should fail" << endl;
+ return TestFail;
+ }
+
+ ret = scaler_->getFormat(0, &format);
+ if (ret) {
+ cerr << "Failed to get format" << endl;
+ return TestFail;
+ }
+
+ /*
+ * Set unrealistic image resolutions and make sure it gets updated.
+ */
+ format.width = UINT_MAX;
+ format.height = UINT_MAX;
+ ret = scaler_->setFormat(0, &format);
+ if (ret) {
+ cerr << "Failed to set format: image resolution is wrong, but "
+ << "setFormat() should not fail." << endl;
+ return TestFail;
+ }
+
+ if (format.width == UINT_MAX || format.height == UINT_MAX) {
+ cerr << "Failed to update image format" << endl;
+ return TestFail;
+ }
+
+ format.width = 0;
+ format.height = 0;
+ ret = scaler_->setFormat(0, &format);
+ if (ret) {
+ cerr << "Failed to set format: image resolution is wrong, but "
+ << "setFormat() should not fail." << endl;
+ return TestFail;
+ }
+
+ if (format.width == 0 || format.height == 0) {
+ cerr << "Failed to update image format" << endl;
+ return TestFail;
+ }
+
+ return TestPass;
+}
+
+TEST_REGISTER(FormatHandlingTest);
diff --git a/test/v4l2_subdevice/v4l2_subdevice_test.cpp b/test/v4l2_subdevice/v4l2_subdevice_test.cpp
new file mode 100644
index 00000000..06582969
--- /dev/null
+++ b/test/v4l2_subdevice/v4l2_subdevice_test.cpp
@@ -0,0 +1,82 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Copyright (C) 2019, Google Inc.
+ *
+ * v4l2_subdevice_test.cpp - VIMC-based V4L2 subdevice test
+ */
+
+#include <iostream>
+#include <string.h>
+#include <sys/stat.h>
+
+#include "device_enumerator.h"
+#include "media_device.h"
+#include "v4l2_subdevice.h"
+#include "v4l2_subdevice_test.h"
+
+using namespace std;
+using namespace libcamera;
+
+/*
+ * This test runs on vimc media device. For a description of vimc, in the
+ * context of libcamera testing, please refer to
+ * 'test/media_device/media_device_link_test.cpp' file.
+ *
+ * If the vimc module is not loaded, the test gets skipped.
+ */
+
+int V4L2SubdeviceTest::init()
+{
+ enumerator_ = DeviceEnumerator::create();
+ if (!enumerator_) {
+ cerr << "Failed to create device enumerator" << endl;
+ return TestFail;
+ }
+
+ if (enumerator_->enumerate()) {
+ cerr << "Failed to enumerate media devices" << endl;
+ return TestFail;
+ }
+
+ DeviceMatch dm("vimc");
+ media_ = std::move(enumerator_->search(dm));
+ if (!media_) {
+ cerr << "Unable to find \'vimc\' media device node" << endl;
+ return TestSkip;
+ }
+
+ media_->acquire();
+
+ int ret = media_->open();
+ if (ret) {
+ cerr << "Unable to open media device: " << media_->deviceNode()
+ << ": " << strerror(ret) << endl;
+ media_->release();
+ return TestSkip;
+ }
+
+ MediaEntity *videoEntity = media_->getEntityByName("Scaler");
+ if (!videoEntity) {
+ cerr << "Unable to find media entity 'Scaler'" << endl;
+ media_->release();
+ return TestFail;
+ }
+
+ scaler_ = new V4L2Subdevice(videoEntity);
+ ret = scaler_->open();
+ if (ret) {
+ cerr << "Unable to open video subdevice "
+ << scaler_->deviceNode() << endl;
+ media_->release();
+ return TestSkip;
+ }
+
+ return 0;
+}
+
+void V4L2SubdeviceTest::cleanup()
+{
+ media_->release();
+
+ delete scaler_;
+}
diff --git a/test/v4l2_subdevice/v4l2_subdevice_test.h b/test/v4l2_subdevice/v4l2_subdevice_test.h
new file mode 100644
index 00000000..96646a15
--- /dev/null
+++ b/test/v4l2_subdevice/v4l2_subdevice_test.h
@@ -0,0 +1,35 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Copyright (C) 2019, Google Inc.
+ *
+ * v4l2_subdevice_test.h - VIMC-based V4L2 subdevice test
+ */
+
+#ifndef __LIBCAMERA_V4L2_SUBDEVICE_TEST_H__
+#define __LIBCAMERA_V4L2_SUBDEVICE_TEST_H__
+
+#include <libcamera/buffer.h>
+
+#include "device_enumerator.h"
+#include "media_device.h"
+#include "test.h"
+#include "v4l2_subdevice.h"
+
+using namespace libcamera;
+
+class V4L2SubdeviceTest : public Test
+{
+public:
+ V4L2SubdeviceTest()
+ : scaler_(nullptr){};
+
+protected:
+ int init() override;
+ void cleanup() override;
+
+ std::unique_ptr<DeviceEnumerator> enumerator_;
+ std::shared_ptr<MediaDevice> media_;
+ V4L2Subdevice *scaler_;
+};
+
+#endif /* __LIBCAMERA_V4L2_SUBDEVICE_TEST_H__ */