/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Copyright (C) 2020, Google Inc. * * libcamera internal MappedBuffer tests */ #include #include #include "libcamera/internal/mapped_framebuffer.h" #include "camera_test.h" #include "test.h" using namespace libcamera; using namespace std; namespace { class MappedBufferTest : public CameraTest, public Test { public: MappedBufferTest() : CameraTest("platform/vimc.0 Sensor B") { } protected: int init() override { if (status_ != TestPass) return status_; config_ = camera_->generateConfiguration({ StreamRole::VideoRecording }); if (!config_ || config_->size() != 1) { cout << "Failed to generate default configuration" << endl; return TestFail; } allocator_ = new FrameBufferAllocator(camera_); StreamConfiguration &cfg = config_->at(0); if (camera_->acquire()) { cout << "Failed to acquire the camera" << endl; return TestFail; } if (camera_->configure(config_.get())) { cout << "Failed to set default configuration" << endl; return TestFail; } stream_ = cfg.stream(); int ret = allocator_->allocate(stream_); if (ret < 0) return TestFail; return TestPass; } void cleanup() override { delete allocator_; } int run() override { const std::unique_ptr &buffer = allocator_->buffers(stream_).front(); std::vector maps; MappedFrameBuffer map(buffer.get(), MappedFrameBuffer::MapFlag::Read); if (!map.isValid()) { cout << "Failed to successfully map buffer" << endl; return TestFail; } /* Make sure we can move it. */ maps.emplace_back(std::move(map)); /* But copying is prevented, it would cause double-unmap. */ // MappedFrameBuffer map_copy = map; /* Local map should be invalid (after move). */ if (map.isValid()) { cout << "Post-move map should not be valid" << endl; return TestFail; } /* Test for multiple successful maps on the same buffer. */ MappedFrameBuffer write_map(buffer.get(), MappedFrameBuffer::MapFlag::Write); if (!write_map.isValid()) { cout << "Failed to map write buffer" << endl; return TestFail; } MappedFrameBuffer rw_map(buffer.get(), MappedFrameBuffer::MapFlag::ReadWrite); if (!rw_map.isValid()) { cout << "Failed to map RW buffer" << endl; return TestFail; } return TestPass; } private: std::unique_ptr config_; FrameBufferAllocator *allocator_; Stream *stream_; }; } /* namespace */ TEST_REGISTER(MappedBufferTest) t name='qt'>

path: root/include/libcamera/transform.h

Age	Commit message (Expand)	Author
2020-09-29	libcamera: Add Transform enum to represent 2D plane transforms.	David Plowman