diff options
| -rw-r--r-- | test/v4l2_videodevice/meson.build | 1 | ||||
| -rw-r--r-- | test/v4l2_videodevice/v4l2_m2mdevice.cpp | 212 |
2 files changed, 213 insertions, 0 deletions
diff --git a/test/v4l2_videodevice/meson.build b/test/v4l2_videodevice/meson.build index 76be5e14..ad41898b 100644 --- a/test/v4l2_videodevice/meson.build +++ b/test/v4l2_videodevice/meson.build @@ -7,6 +7,7 @@ v4l2_videodevice_tests = [ [ 'stream_on_off', 'stream_on_off.cpp' ], [ 'capture_async', 'capture_async.cpp' ], [ 'buffer_sharing', 'buffer_sharing.cpp' ], + [ 'v4l2_m2mdevice', 'v4l2_m2mdevice.cpp' ], ] foreach t : v4l2_videodevice_tests diff --git a/test/v4l2_videodevice/v4l2_m2mdevice.cpp b/test/v4l2_videodevice/v4l2_m2mdevice.cpp new file mode 100644 index 00000000..d132b1db --- /dev/null +++ b/test/v4l2_videodevice/v4l2_m2mdevice.cpp @@ -0,0 +1,212 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Copyright (C) 2019, Google Inc. + * + * libcamera V4L2 M2M video device tests + */ + +#include <iostream> + +#include <libcamera/buffer.h> +#include <libcamera/camera_manager.h> +#include <libcamera/event_dispatcher.h> +#include <libcamera/timer.h> + +#include "device_enumerator.h" +#include "media_device.h" +#include "v4l2_videodevice.h" + +#include "test.h" + +using namespace std; +using namespace libcamera; + +class V4L2M2MDeviceTest : public Test +{ +public: + V4L2M2MDeviceTest() + : vim2m_(nullptr), outputFrames_(0), captureFrames_(0) + { + } + + void outputBufferComplete(Buffer *buffer) + { + cout << "Received output buffer " << buffer->index() << endl; + + outputFrames_++; + + /* Requeue the buffer for further use. */ + vim2m_->output()->queueBuffer(buffer); + } + + void receiveCaptureBuffer(Buffer *buffer) + { + cout << "Received capture buffer " << buffer->index() << endl; + + captureFrames_++; + + /* Requeue the buffer for further use. */ + vim2m_->capture()->queueBuffer(buffer); + } + +protected: + int 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("vim2m"); + dm.add("vim2m-source"); + dm.add("vim2m-sink"); + + media_ = enumerator_->search(dm); + if (!media_) { + cerr << "No vim2m device found" << endl; + return TestSkip; + } + + return TestPass; + } + + int run() + { + constexpr unsigned int bufferCount = 4; + + EventDispatcher *dispatcher = CameraManager::instance()->eventDispatcher(); + int ret; + + MediaEntity *entity = media_->getEntityByName("vim2m-source"); + vim2m_ = new V4L2M2MDevice(entity->deviceNode()); + if (vim2m_->open()) { + cerr << "Failed to open VIM2M device" << endl; + return TestFail; + } + + V4L2VideoDevice *capture = vim2m_->capture(); + V4L2VideoDevice *output = vim2m_->output(); + + V4L2DeviceFormat format = {}; + if (capture->getFormat(&format)) { + cerr << "Failed to get capture format" << endl; + return TestFail; + } + + format.size.width = 640; + format.size.height = 480; + + if (capture->setFormat(&format)) { + cerr << "Failed to set capture format" << endl; + return TestFail; + } + + if (output->setFormat(&format)) { + cerr << "Failed to set output format" << endl; + return TestFail; + } + + capturePool_.createBuffers(bufferCount); + outputPool_.createBuffers(bufferCount); + + ret = capture->exportBuffers(&capturePool_); + if (ret) { + cerr << "Failed to export Capture Buffers" << endl; + return TestFail; + } + + ret = output->exportBuffers(&outputPool_); + if (ret) { + cerr << "Failed to export Output Buffers" << endl; + return TestFail; + } + + capture->bufferReady.connect(this, &V4L2M2MDeviceTest::receiveCaptureBuffer); + output->bufferReady.connect(this, &V4L2M2MDeviceTest::outputBufferComplete); + + std::vector<std::unique_ptr<Buffer>> captureBuffers; + captureBuffers = capture->queueAllBuffers(); + if (captureBuffers.empty()) { + cerr << "Failed to queue all Capture Buffers" << endl; + return TestFail; + } + + /* We can't "queueAllBuffers()" on an output device, so we do it manually */ + std::vector<std::unique_ptr<Buffer>> outputBuffers; + for (unsigned int i = 0; i < outputPool_.count(); ++i) { + Buffer *buffer = new Buffer(i); + outputBuffers.emplace_back(buffer); + ret = output->queueBuffer(buffer); + if (ret) { + cerr << "Failed to queue output buffer" << i << endl; + return TestFail; + } + } + + ret = capture->streamOn(); + if (ret) { + cerr << "Failed to streamOn capture" << endl; + return TestFail; + } + + ret = output->streamOn(); + if (ret) { + cerr << "Failed to streamOn output" << endl; + return TestFail; + } + + Timer timeout; + timeout.start(5000); + while (timeout.isRunning()) { + dispatcher->processEvents(); + if (captureFrames_ > 30) + break; + } + + cerr << "Output " << outputFrames_ << " frames" << std::endl; + cerr << "Captured " << captureFrames_ << " frames" << std::endl; + + if (captureFrames_ < 30) { + cerr << "Failed to capture 30 frames within timeout." << std::endl; + return TestFail; + } + + ret = capture->streamOff(); + if (ret) { + cerr << "Failed to StreamOff the capture device." << std::endl; + return TestFail; + } + + ret = output->streamOff(); + if (ret) { + cerr << "Failed to StreamOff the output device." << std::endl; + return TestFail; + } + + return TestPass; + } + + void cleanup() + { + delete vim2m_; + }; + +private: + std::unique_ptr<DeviceEnumerator> enumerator_; + std::shared_ptr<MediaDevice> media_; + V4L2M2MDevice *vim2m_; + + BufferPool capturePool_; + BufferPool outputPool_; + + unsigned int outputFrames_; + unsigned int captureFrames_; +}; + +TEST_REGISTER(V4L2M2MDeviceTest); |