ba4dfa7471
Utilise the event_dispatcher to create a default event loop, and process asynchronous buffer receive events. If no frames are captured in 5 seconds, the test will fail. It will also fail if less than 30 frames have been captured in the same timeout period. Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com> Signed-off-by: Jacopo Mondi <jacopo@jmondi.org> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Niklas Söderlund <niklas.soderlund@ragnatech.se>
86 lines
1.7 KiB
C++
86 lines
1.7 KiB
C++
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* Copyright (C) 2019, Google Inc.
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*
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* libcamera V4L2 API tests
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*/
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#include <libcamera/buffer.h>
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#include <libcamera/camera_manager.h>
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#include <libcamera/event_dispatcher.h>
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#include <libcamera/timer.h>
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#include <iostream>
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#include "v4l2_device_test.h"
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class CaptureAsyncTest : public V4L2DeviceTest
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{
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public:
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CaptureAsyncTest()
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: frames(0){};
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void receiveBuffer(Buffer *buffer)
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{
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std::cout << "Received buffer " << buffer->index() << std::endl;
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frames++;
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/* Requeue the buffer for further use. */
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dev_->queueBuffer(buffer);
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}
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protected:
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int run()
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{
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const unsigned int bufferCount = 8;
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EventDispatcher *dispatcher = CameraManager::instance()->eventDispatcher();
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Timer timeout;
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int ret;
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createBuffers(bufferCount);
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ret = dev_->exportBuffers(bufferCount, &pool_);
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if (ret)
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return TestFail;
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dev_->bufferReady.connect(this, &CaptureAsyncTest::receiveBuffer);
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/* Queue all the buffers to the device. */
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for (Buffer &b : pool_.buffers()) {
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if (dev_->queueBuffer(&b))
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return TestFail;
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}
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ret = dev_->streamOn();
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if (ret)
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return TestFail;
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timeout.start(5000);
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while (timeout.isRunning())
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dispatcher->processEvents();
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if (frames < 1) {
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std::cout << "Failed to capture any frames within timeout." << std::endl;
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return TestFail;
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}
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if (frames < 30) {
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std::cout << "Failed to capture 30 frames within timeout." << std::endl;
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return TestFail;
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}
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std::cout << "Processed " << frames << " frames" << std::endl;
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ret = dev_->streamOff();
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if (ret)
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return TestFail;
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return TestPass;
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}
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private:
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unsigned int frames;
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};
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TEST_REGISTER(CaptureAsyncTest);
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