From 7f4ce94ad9e14fa4fd53644abb2ce2bb2bf03dc3 Mon Sep 17 00:00:00 2001 From: Jacopo Mondi Date: Tue, 12 Feb 2019 23:21:16 +0100 Subject: test: v4l2_subdevice: Add format handling test Add test for video format get and set operations on V4L2Subdevice class. Reviewed-by: Kieran Bingham Reviewed-by: Laurent Pinchart Signed-off-by: Jacopo Mondi --- test/v4l2_subdevice/v4l2_subdevice_test.cpp | 82 +++++++++++++++++++++++++++++ 1 file changed, 82 insertions(+) create mode 100644 test/v4l2_subdevice/v4l2_subdevice_test.cpp (limited to 'test/v4l2_subdevice/v4l2_subdevice_test.cpp') 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 +#include +#include + +#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_; +} -- cgit v1.2.1