2e7c80a4f9
Rename Camera::name() to camera::id() to better describe what it represents, a unique and stable ID for the camera. While at it improve the documentation for the camera ID to describe it needs to be stable for a camera between resets of the system. Signed-off-by: Niklas Söderlund <niklas.soderlund@ragnatech.se> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
126 lines
2.8 KiB
C++
126 lines
2.8 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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* ipu3_pipeline_test.cpp - Intel IPU3 pipeline test
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*/
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#include <iostream>
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#include <sys/stat.h>
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#include <sys/types.h>
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#include <unistd.h>
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#include <libcamera/camera.h>
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#include <libcamera/camera_manager.h>
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#include "libcamera/internal/device_enumerator.h"
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#include "libcamera/internal/media_device.h"
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#include "libcamera/internal/media_object.h"
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#include "test.h"
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using namespace std;
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using namespace libcamera;
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/*
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* Verify that the Intel IPU3 pipeline handler gets matched and cameras
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* are enumerated correctly.
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*
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* The test is supposed to be run on an IPU3 platform, otherwise it gets
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* skipped.
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*
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* The test lists all cameras registered in the system, if any camera is
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* available at all.
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*/
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class IPU3PipelineTest : public Test
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{
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protected:
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int init();
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int run();
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void cleanup();
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private:
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CameraManager *cameraManager_;
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unsigned int sensors_;
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};
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int IPU3PipelineTest::init()
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{
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unique_ptr<DeviceEnumerator> enumerator = DeviceEnumerator::create();
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if (!enumerator) {
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cerr << "Failed to create device enumerator" << endl;
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return TestFail;
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}
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if (enumerator->enumerate()) {
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cerr << "Failed to enumerate media devices" << endl;
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return TestFail;
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}
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DeviceMatch imgu_dm("ipu3-imgu");
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DeviceMatch cio2_dm("ipu3-cio2");
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if (!enumerator->search(imgu_dm)) {
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cerr << "Failed to find IPU3 IMGU: test skip" << endl;
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return TestSkip;
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}
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std::shared_ptr<MediaDevice> cio2 = enumerator->search(cio2_dm);
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if (!cio2) {
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cerr << "Failed to find IPU3 CIO2: test skip" << endl;
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return TestSkip;
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}
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/*
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* Camera sensor are connected to the CIO2 unit.
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* Count how many sensors are connected in the system
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* and later verify this matches the number of registered
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* cameras.
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*/
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int ret = cio2->populate();
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if (ret) {
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cerr << "Failed to populate media device " << cio2->deviceNode() << endl;
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return TestFail;
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}
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sensors_ = 0;
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const vector<MediaEntity *> &entities = cio2->entities();
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for (MediaEntity *entity : entities) {
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if (entity->function() == MEDIA_ENT_F_CAM_SENSOR)
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sensors_++;
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}
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enumerator.reset(nullptr);
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cameraManager_ = new CameraManager();
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ret = cameraManager_->start();
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if (ret) {
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cerr << "Failed to start the CameraManager" << endl;
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return TestFail;
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}
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return 0;
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}
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int IPU3PipelineTest::run()
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{
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auto cameras = cameraManager_->cameras();
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for (const std::shared_ptr<Camera> &cam : cameras)
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cout << "Found camera '" << cam->id() << "'" << endl;
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if (cameras.size() != sensors_) {
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cerr << cameras.size() << " cameras registered, but " << sensors_
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<< " were expected" << endl;
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return TestFail;
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}
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return TestPass;
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}
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void IPU3PipelineTest::cleanup()
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{
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cameraManager_->stop();
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delete cameraManager_;
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}
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TEST_REGISTER(IPU3PipelineTest)
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