/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Copyright (C) 2019, Google Inc. * * libcamera Camera API tests * * Test importing buffers exported from the VIVID output device into a Camera */ #include #include #include #include #include "libcamera/internal/device_enumerator.h" #include "libcamera/internal/event_dispatcher.h" #include "libcamera/internal/media_device.h" #include "libcamera/internal/thread.h" #include "libcamera/internal/timer.h" #include "libcamera/internal/v4l2_videodevice.h" #include "buffer_source.h" #include "camera_test.h" #include "test.h" using namespace libcamera; namespace { class BufferImportTest : public CameraTest, public Test { public: BufferImportTest() : CameraTest("platform/vimc.0 Sensor B") { } protected: void bufferComplete([[maybe_unused]] Request *request, FrameBuffer *buffer) { if (buffer->metadata().status != FrameMetadata::FrameSuccess) return; completeBuffersCount_++; } void requestComplete(Request *request) { if (request->status() != Request::RequestComplete) return; const Request::BufferMap &buffers = request->buffers(); completeRequestsCount_++; /* Create a new request. */ const Stream *stream = buffers.begin()->first; FrameBuffer *buffer = buffers.begin()->second; request->reuse(); request->addBuffer(stream, buffer); camera_->queueRequest(request); } int init() override { if (status_ != TestPass) return status_; config_ = camera_->generateConfiguration({ StreamRole::VideoRecording }); if (!config_ || config_->size() != 1) { std::cout << "Failed to generate default configuration" << std::endl; return TestFail; } return TestPass; } int run() override { StreamConfiguration &cfg = config_->at(0); if (camera_->acquire()) { std::cout << "Failed to acquire the camera" << std::endl; return TestFail; } if (camera_->configure(config_.get())) { std::cout << "Failed to set default configuration" << std::endl; return TestFail; } Stream *stream = cfg.stream(); BufferSource source; int ret = source.allocate(cfg); if (ret != TestPass) return ret; for (const std::unique_ptr &buffer : source.buffers()) { std::unique_ptr request = camera_->createRequest(); if (!request) { std::cout << "Failed to create request" << std::endl; return TestFail; } if (request->addBuffer(stream, buffer.get())) { std::cout << "Failed to associating buffer with request" << std::endl; return TestFail; } requests_.push_back(std::move(request)); } completeRequestsCount_ = 0; completeBuffersCount_ = 0; camera_->bufferCompleted.connect(this, &BufferImportTest::bufferComplete); camera_->requestCompleted.connect(this, &BufferImportTest::requestComplete); if (camera_->start()) { std::cout << "Failed to start camera" << std::endl; return TestFail; } for (std::unique_ptr &request : requests_) { if (camera_->queueRequest(request.get())) { std::cout << "Failed to queue request" << std::endl; return TestFail; } } EventDispatcher *dispatcher = Thread::current()->eventDispatcher(); Timer timer; timer.start(1000); while (timer.isRunning()) dispatcher->processEvents(); if (completeRequestsCount_ < cfg.bufferCount * 2) { std::cout << "Failed to capture enough frames (got " << completeRequestsCount_ << " expected at least " << cfg.bufferCount * 2 << ")" << std::endl; return TestFail; } if (completeRequestsCount_ != completeBuffersCount_) { std::cout << "Number of completed buffers and requests differ" << std::endl; return TestFail; } if (camera_->stop()) { std::cout << "Failed to stop camera" << std::endl; return TestFail; } return TestPass; } private: std::vector> requests_; unsigned int completeBuffersCount_; unsigned int completeRequestsCount_; std::unique_ptr config_; }; } /* namespace */ TEST_REGISTER(BufferImportTest) #n30'>30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215