/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Copyright (C) 2019, Google Inc. * * ipu3_pipeline_test.cpp - Intel IPU3 pipeline test */ #include #include #include #include #include #include #include "libcamera/internal/device_enumerator.h" #include "libcamera/internal/media_device.h" #include "libcamera/internal/media_object.h" #include "test.h" using namespace std; using namespace libcamera; /* * Verify that the Intel IPU3 pipeline handler gets matched and cameras * are enumerated correctly. * * The test is supposed to be run on an IPU3 platform, otherwise it gets * skipped. * * The test lists all cameras registered in the system, if any camera is * available at all. */ class IPU3PipelineTest : public Test { protected: int init(); int run(); void cleanup(); private: CameraManager *cameraManager_; unsigned int sensors_; }; int IPU3PipelineTest::init() { unique_ptr 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 imgu_dm("ipu3-imgu"); DeviceMatch cio2_dm("ipu3-cio2"); if (!enumerator->search(imgu_dm)) { cerr << "Failed to find IPU3 IMGU: test skip" << endl; return TestSkip; } std::shared_ptr cio2 = enumerator->search(cio2_dm); if (!cio2) { cerr << "Failed to find IPU3 CIO2: test skip" << endl; return TestSkip; } /* * Camera sensor are connected to the CIO2 unit. * Count how many sensors are connected in the system * and later verify this matches the number of registered * cameras. */ int ret = cio2->populate(); if (ret) { cerr << "Failed to populate media device " << cio2->deviceNode() << endl; return TestFail; } sensors_ = 0; const vector &entities = cio2->entities(); for (MediaEntity *entity : entities) { if (entity->function() == MEDIA_ENT_F_CAM_SENSOR) sensors_++; } enumerator.reset(nullptr); cameraManager_ = new CameraManager(); ret = cameraManager_->start(); if (ret) { cerr << "Failed to start the CameraManager" << endl; return TestFail; } return 0; } int IPU3PipelineTest::run() { auto cameras = cameraManager_->cameras(); for (const std::shared_ptr &cam : cameras) cout << "Found camera '" << cam->id() << "'" << endl; if (cameras.size() != sensors_) { cerr << cameras.size() << " cameras registered, but " << sensors_ << " were expected" << endl; return TestFail; } return TestPass; } void IPU3PipelineTest::cleanup() { cameraManager_->stop(); delete cameraManager_; } TEST_REGISTER(IPU3PipelineTest) class='tabs'> summaryrefslogtreecommitdiff
path: root/src/v4l2/v4l2_camera.h
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/* SPDX-License-Identifier: LGPL-2.1-or-later */
/*
 * Copyright (C) 2019, Google Inc.
 *
 * v4l2_camera.h - V4L2 compatibility camera
 */

#ifndef __V4L2_CAMERA_H__
#define __V4L2_CAMERA_H__

#include <deque>
#include <mutex>
#include <utility>

#include <libcamera/base/semaphore.h>

#include <libcamera/buffer.h>
#include <libcamera/camera.h>
#include <libcamera/file_descriptor.h>
#include <libcamera/framebuffer_allocator.h>

using namespace libcamera;

class V4L2Camera
{
public:
	struct Buffer {
		Buffer(unsigned int index, const FrameMetadata &data)
			: index_(index), data_(data)
		{
		}

		unsigned int index_;
		FrameMetadata data_;
	};

	V4L2Camera(std::shared_ptr<Camera> camera);
	~V4L2Camera();

	int open(StreamConfiguration *streamConfig);
	void close();
	void bind(int efd);