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-rw-r--r--test/v4l2_videodevice/buffer_sharing.cpp186
-rw-r--r--test/v4l2_videodevice/capture_async.cpp89
-rw-r--r--test/v4l2_videodevice/double_open.cpp41
-rw-r--r--test/v4l2_videodevice/formats.cpp54
-rw-r--r--test/v4l2_videodevice/meson.build18
-rw-r--r--test/v4l2_videodevice/request_buffers.cpp36
-rw-r--r--test/v4l2_videodevice/stream_on_off.cpp38
-rw-r--r--test/v4l2_videodevice/v4l2_videodevice_test.cpp87
-rw-r--r--test/v4l2_videodevice/v4l2_videodevice_test.h42
9 files changed, 591 insertions, 0 deletions
diff --git a/test/v4l2_videodevice/buffer_sharing.cpp b/test/v4l2_videodevice/buffer_sharing.cpp
new file mode 100644
index 00000000..1bc478fe
--- /dev/null
+++ b/test/v4l2_videodevice/buffer_sharing.cpp
@@ -0,0 +1,186 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Copyright (C) 2019, Google Inc.
+ *
+ * libcamera V4L2 API tests
+ *
+ * Validate the function of exporting buffers from a V4L2VideoDevice and
+ * the ability to import them to another V4L2VideoDevice instance.
+ * Ensure that the Buffers can successfully be queued and dequeued
+ * between both devices.
+ */
+
+#include <iostream>
+
+#include <libcamera/buffer.h>
+#include <libcamera/camera_manager.h>
+#include <libcamera/event_dispatcher.h>
+#include <libcamera/timer.h>
+
+#include "v4l2_videodevice_test.h"
+
+class BufferSharingTest : public V4L2VideoDeviceTest
+{
+public:
+ BufferSharingTest()
+ : V4L2VideoDeviceTest("vivid", "vivid-000-vid-cap"),
+ output_(nullptr), framesCaptured_(0), framesOutput_(0) {}
+
+protected:
+ int init()
+ {
+ int ret = V4L2VideoDeviceTest::init();
+ if (ret)
+ return ret;
+
+ /* media_ already represents VIVID */
+ MediaEntity *entity = media_->getEntityByName("vivid-000-vid-out");
+ if (!entity)
+ return TestSkip;
+
+ output_ = new V4L2VideoDevice(entity);
+ if (!output_) {
+ std::cout << "Failed to create output device" << std::endl;
+ return TestFail;
+ }
+
+ ret = output_->open();
+ if (ret) {
+ std::cout << "Failed to open output device" << std::endl;
+ return TestFail;
+ }
+
+ V4L2DeviceFormat format = {};
+
+ ret = capture_->getFormat(&format);
+ if (ret) {
+ std::cout << "Failed to get capture format" << std::endl;
+ return TestFail;
+ }
+
+ ret = output_->setFormat(&format);
+ if (ret) {
+ std::cout << "Failed to set output format" << std::endl;
+ return TestFail;
+ }
+
+ pool_.createBuffers(bufferCount);
+
+ ret = capture_->exportBuffers(&pool_);
+ if (ret) {
+ std::cout << "Failed to export buffers" << std::endl;
+ return TestFail;
+ }
+
+ ret = output_->importBuffers(&pool_);
+ if (ret) {
+ std::cout << "Failed to import buffers" << std::endl;
+ return TestFail;
+ }
+
+ return 0;
+ }
+
+ void captureBufferReady(Buffer *buffer)
+ {
+ std::cout << "Received capture buffer: " << buffer->index()
+ << " sequence " << buffer->sequence() << std::endl;
+
+ output_->queueBuffer(buffer);
+ framesCaptured_++;
+ }
+
+ void outputBufferReady(Buffer *buffer)
+ {
+ std::cout << "Received output buffer: " << buffer->index()
+ << " sequence " << buffer->sequence() << std::endl;
+
+ capture_->queueBuffer(buffer);
+ framesOutput_++;
+ }
+
+ int run()
+ {
+ EventDispatcher *dispatcher = CameraManager::instance()->eventDispatcher();
+ Timer timeout;
+ int ret;
+
+ capture_->bufferReady.connect(this, &BufferSharingTest::captureBufferReady);
+ output_->bufferReady.connect(this, &BufferSharingTest::outputBufferReady);
+
+ /* Queue all the buffers to the capture device. */
+ for (Buffer &buffer : pool_.buffers()) {
+ if (capture_->queueBuffer(&buffer))
+ return TestFail;
+ }
+
+ ret = capture_->streamOn();
+ if (ret) {
+ std::cout << "Failed to start streaming on the capture device" << std::endl;
+ return TestFail;
+ }
+
+ ret = output_->streamOn();
+ if (ret) {
+ std::cout << "Failed to start streaming on the output device" << std::endl;
+ return TestFail;
+ }
+
+ timeout.start(10000);
+ while (timeout.isRunning()) {
+ dispatcher->processEvents();
+ if (framesCaptured_ > 30 && framesOutput_ > 30)
+ break;
+ }
+
+ if ((framesCaptured_ < 1) || (framesOutput_ < 1)) {
+ std::cout << "Failed to process any frames within timeout." << std::endl;
+ return TestFail;
+ }
+
+ if ((framesCaptured_ < 30) || (framesOutput_ < 30)) {
+ std::cout << "Failed to process 30 frames within timeout." << std::endl;
+ return TestFail;
+ }
+
+ ret = capture_->streamOff();
+ if (ret) {
+ std::cout << "Failed to stop streaming on the capture device" << std::endl;
+ return TestFail;
+ }
+
+ ret = output_->streamOff();
+ if (ret) {
+ std::cout << "Failed to stop streaming on the output device" << std::endl;
+ return TestFail;
+ }
+
+ return TestPass;
+ }
+
+ void cleanup()
+ {
+ std::cout
+ << "Captured " << framesCaptured_ << " frames and "
+ << "output " << framesOutput_ << " frames"
+ << std::endl;
+
+ output_->streamOff();
+ output_->releaseBuffers();
+ output_->close();
+
+ delete output_;
+
+ V4L2VideoDeviceTest::cleanup();
+ }
+
+private:
+ const unsigned int bufferCount = 4;
+
+ V4L2VideoDevice *output_;
+
+ unsigned int framesCaptured_;
+ unsigned int framesOutput_;
+};
+
+TEST_REGISTER(BufferSharingTest);
diff --git a/test/v4l2_videodevice/capture_async.cpp b/test/v4l2_videodevice/capture_async.cpp
new file mode 100644
index 00000000..cea4fffb
--- /dev/null
+++ b/test/v4l2_videodevice/capture_async.cpp
@@ -0,0 +1,89 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Copyright (C) 2019, Google Inc.
+ *
+ * libcamera V4L2 API tests
+ */
+
+#include <libcamera/buffer.h>
+#include <libcamera/camera_manager.h>
+#include <libcamera/event_dispatcher.h>
+#include <libcamera/timer.h>
+
+#include <iostream>
+
+#include "v4l2_videodevice_test.h"
+
+class CaptureAsyncTest : public V4L2VideoDeviceTest
+{
+public:
+ CaptureAsyncTest()
+ : V4L2VideoDeviceTest("vimc", "Raw Capture 0"), frames(0) {}
+
+ void receiveBuffer(Buffer *buffer)
+ {
+ std::cout << "Received buffer " << buffer->index() << std::endl;
+ frames++;
+
+ /* Requeue the buffer for further use. */
+ capture_->queueBuffer(buffer);
+ }
+
+protected:
+ int run()
+ {
+ const unsigned int bufferCount = 8;
+
+ EventDispatcher *dispatcher = CameraManager::instance()->eventDispatcher();
+ Timer timeout;
+ int ret;
+
+ pool_.createBuffers(bufferCount);
+
+ ret = capture_->exportBuffers(&pool_);
+ if (ret)
+ return TestFail;
+
+ capture_->bufferReady.connect(this, &CaptureAsyncTest::receiveBuffer);
+
+ /* Queue all the buffers to the device. */
+ for (Buffer &b : pool_.buffers()) {
+ if (capture_->queueBuffer(&b))
+ return TestFail;
+ }
+
+ ret = capture_->streamOn();
+ if (ret)
+ return TestFail;
+
+ timeout.start(10000);
+ while (timeout.isRunning()) {
+ dispatcher->processEvents();
+ if (frames > 30)
+ break;
+ }
+
+ if (frames < 1) {
+ std::cout << "Failed to capture any frames within timeout." << std::endl;
+ return TestFail;
+ }
+
+ if (frames < 30) {
+ std::cout << "Failed to capture 30 frames within timeout." << std::endl;
+ return TestFail;
+ }
+
+ std::cout << "Processed " << frames << " frames" << std::endl;
+
+ ret = capture_->streamOff();
+ if (ret)
+ return TestFail;
+
+ return TestPass;
+ }
+
+private:
+ unsigned int frames;
+};
+
+TEST_REGISTER(CaptureAsyncTest);
diff --git a/test/v4l2_videodevice/double_open.cpp b/test/v4l2_videodevice/double_open.cpp
new file mode 100644
index 00000000..5768d404
--- /dev/null
+++ b/test/v4l2_videodevice/double_open.cpp
@@ -0,0 +1,41 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Copyright (C) 2019, Google Inc.
+ *
+ * libcamera V4L2 API tests
+ */
+
+#include <iostream>
+
+#include "v4l2_videodevice_test.h"
+
+namespace {
+
+class DoubleOpen : public V4L2VideoDeviceTest
+{
+public:
+ DoubleOpen()
+ : V4L2VideoDeviceTest("vimc", "Raw Capture 0") {}
+protected:
+ int run()
+ {
+ int ret;
+
+ /*
+ * Expect failure: The device has already been opened by the
+ * V4L2VideoDeviceTest base class
+ */
+ ret = capture_->open();
+ if (!ret) {
+ std::cout << "Double open erroneously succeeded" << std::endl;
+ capture_->close();
+ return TestFail;
+ }
+
+ return TestPass;
+ }
+};
+
+} /* namespace */
+
+TEST_REGISTER(DoubleOpen);
diff --git a/test/v4l2_videodevice/formats.cpp b/test/v4l2_videodevice/formats.cpp
new file mode 100644
index 00000000..ee7d357d
--- /dev/null
+++ b/test/v4l2_videodevice/formats.cpp
@@ -0,0 +1,54 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Copyright (C) 2019, Google Inc.
+ *
+ * libcamera V4L2 device format handling test
+ */
+
+#include <climits>
+#include <iostream>
+
+#include "v4l2_videodevice.h"
+
+#include "v4l2_videodevice_test.h"
+
+using namespace std;
+using namespace libcamera;
+
+class Format : public V4L2VideoDeviceTest
+{
+public:
+ Format()
+ : V4L2VideoDeviceTest("vimc", "Raw Capture 0") {}
+protected:
+ int run()
+ {
+ V4L2DeviceFormat format = {};
+
+ int ret = capture_->getFormat(&format);
+ if (ret) {
+ cerr << "Failed to get format" << endl;
+ return TestFail;
+ }
+
+ format.size = { UINT_MAX, UINT_MAX };
+ ret = capture_->setFormat(&format);
+ if (ret) {
+ cerr << "Failed to set format: image resolution is invalid: "
+ << "(UINT_MAX x UINT_MAX) but setFormat() should not fail."
+ << endl;
+ return TestFail;
+ }
+
+ if (format.size.width == UINT_MAX ||
+ format.size.height == UINT_MAX) {
+ cerr << "Failed to update image format = (UINT_MAX x UINT_MAX)"
+ << endl;
+ return TestFail;
+ }
+
+ return TestPass;
+ }
+};
+
+TEST_REGISTER(Format);
diff --git a/test/v4l2_videodevice/meson.build b/test/v4l2_videodevice/meson.build
new file mode 100644
index 00000000..76be5e14
--- /dev/null
+++ b/test/v4l2_videodevice/meson.build
@@ -0,0 +1,18 @@
+# Tests are listed in order of complexity.
+# They are not alphabetically sorted.
+v4l2_videodevice_tests = [
+ [ 'double_open', 'double_open.cpp' ],
+ [ 'formats', 'formats.cpp' ],
+ [ 'request_buffers', 'request_buffers.cpp' ],
+ [ 'stream_on_off', 'stream_on_off.cpp' ],
+ [ 'capture_async', 'capture_async.cpp' ],
+ [ 'buffer_sharing', 'buffer_sharing.cpp' ],
+]
+
+foreach t : v4l2_videodevice_tests
+ exe = executable(t[0], [t[1], 'v4l2_videodevice_test.cpp'],
+ dependencies : libcamera_dep,
+ link_with : test_libraries,
+ include_directories : test_includes_internal)
+ test(t[0], exe, suite : 'v4l2_videodevice', is_parallel : false)
+endforeach
diff --git a/test/v4l2_videodevice/request_buffers.cpp b/test/v4l2_videodevice/request_buffers.cpp
new file mode 100644
index 00000000..c4aedf7b
--- /dev/null
+++ b/test/v4l2_videodevice/request_buffers.cpp
@@ -0,0 +1,36 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Copyright (C) 2019, Google Inc.
+ *
+ * libcamera V4L2 API tests
+ */
+
+#include "v4l2_videodevice_test.h"
+
+class RequestBuffersTest : public V4L2VideoDeviceTest
+{
+public:
+ RequestBuffersTest()
+ : V4L2VideoDeviceTest("vimc", "Raw Capture 0") {}
+
+protected:
+ int run()
+ {
+ /*
+ * TODO:
+ * Test invalid requests
+ * Test different buffer allocations
+ */
+ const unsigned int bufferCount = 8;
+
+ pool_.createBuffers(bufferCount);
+
+ int ret = capture_->exportBuffers(&pool_);
+ if (ret)
+ return TestFail;
+
+ return TestPass;
+ }
+};
+
+TEST_REGISTER(RequestBuffersTest);
diff --git a/test/v4l2_videodevice/stream_on_off.cpp b/test/v4l2_videodevice/stream_on_off.cpp
new file mode 100644
index 00000000..7664adc4
--- /dev/null
+++ b/test/v4l2_videodevice/stream_on_off.cpp
@@ -0,0 +1,38 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Copyright (C) 2019, Google Inc.
+ *
+ * libcamera V4L2 API tests
+ */
+
+#include "v4l2_videodevice_test.h"
+
+class StreamOnStreamOffTest : public V4L2VideoDeviceTest
+{
+public:
+ StreamOnStreamOffTest()
+ : V4L2VideoDeviceTest("vimc", "Raw Capture 0") {}
+protected:
+ int run()
+ {
+ const unsigned int bufferCount = 8;
+
+ pool_.createBuffers(bufferCount);
+
+ int ret = capture_->exportBuffers(&pool_);
+ if (ret)
+ return TestFail;
+
+ ret = capture_->streamOn();
+ if (ret)
+ return TestFail;
+
+ ret = capture_->streamOff();
+ if (ret)
+ return TestFail;
+
+ return TestPass;
+ }
+};
+
+TEST_REGISTER(StreamOnStreamOffTest);
diff --git a/test/v4l2_videodevice/v4l2_videodevice_test.cpp b/test/v4l2_videodevice/v4l2_videodevice_test.cpp
new file mode 100644
index 00000000..b26d06ad
--- /dev/null
+++ b/test/v4l2_videodevice/v4l2_videodevice_test.cpp
@@ -0,0 +1,87 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Copyright (C) 2019, Google Inc.
+ *
+ * libcamera V4L2 API tests
+ */
+
+#include <iostream>
+#include <sys/stat.h>
+
+#include "v4l2_videodevice_test.h"
+
+#include "device_enumerator.h"
+#include "media_device.h"
+
+using namespace std;
+using namespace libcamera;
+
+bool exists(const std::string &path)
+{
+ struct stat sb;
+
+ if (stat(path.c_str(), &sb) == 0)
+ return true;
+
+ return false;
+}
+
+int V4L2VideoDeviceTest::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(driver_);
+ dm.add(entity_);
+
+ media_ = enumerator_->search(dm);
+ if (!media_)
+ return TestSkip;
+
+ MediaEntity *entity = media_->getEntityByName(entity_);
+ if (!entity)
+ return TestSkip;
+
+ capture_ = new V4L2VideoDevice(entity);
+ if (!capture_)
+ return TestFail;
+
+ if (!media_->acquire())
+ return TestFail;
+
+ int ret = media_->disableLinks();
+ media_->release();
+ if (ret)
+ return TestFail;
+
+ if (capture_->open())
+ return TestFail;
+
+ V4L2DeviceFormat format = {};
+ if (capture_->getFormat(&format))
+ return TestFail;
+
+ format.size.width = 640;
+ format.size.height = 480;
+ if (capture_->setFormat(&format))
+ return TestFail;
+
+ return TestPass;
+}
+
+void V4L2VideoDeviceTest::cleanup()
+{
+ capture_->streamOff();
+ capture_->releaseBuffers();
+ capture_->close();
+
+ delete capture_;
+};
diff --git a/test/v4l2_videodevice/v4l2_videodevice_test.h b/test/v4l2_videodevice/v4l2_videodevice_test.h
new file mode 100644
index 00000000..3321b5a4
--- /dev/null
+++ b/test/v4l2_videodevice/v4l2_videodevice_test.h
@@ -0,0 +1,42 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Copyright (C) 2018, Google Inc.
+ *
+ * vl42device_test.h - libcamera v4l2device test base class
+ */
+#ifndef __LIBCAMERA_V4L2_DEVICE_TEST_H_
+#define __LIBCAMERA_V4L2_DEVICE_TEST_H_
+
+#include <memory>
+
+#include <libcamera/buffer.h>
+
+#include "test.h"
+
+#include "device_enumerator.h"
+#include "media_device.h"
+#include "v4l2_videodevice.h"
+
+using namespace libcamera;
+
+class V4L2VideoDeviceTest : public Test
+{
+public:
+ V4L2VideoDeviceTest(const char *driver, const char *entity)
+ : driver_(driver), entity_(entity), capture_(nullptr)
+ {
+ }
+
+protected:
+ int init();
+ void cleanup();
+
+ std::string driver_;
+ std::string entity_;
+ std::unique_ptr<DeviceEnumerator> enumerator_;
+ std::shared_ptr<MediaDevice> media_;
+ V4L2VideoDevice *capture_;
+ BufferPool pool_;
+};
+
+#endif /* __LIBCAMERA_V4L2_DEVICE_TEST_H_ */
generated by cgit v1.2.1 (git 2.18.0) at 2024-11-22 10:03:20 +0000