/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Copyright (C) 2019, Google Inc. * * process_test.cpp - Process test */ #include #include #include #include #include #include "process.h" #include "test.h" #include "thread.h" #include "utils.h" using namespace std; using namespace libcamera; class ProcessTestChild { public: int run(int status) { usleep(50000); return status; } }; class ProcessTest : public Test { public: ProcessTest() : exitStatus_(Process::NotExited), exitCode_(-1) { } protected: int run() { EventDispatcher *dispatcher = Thread::current()->eventDispatcher(); Timer timeout; int exitCode = 42; vector args; args.push_back(to_string(exitCode)); proc_.finished.connect(this, &ProcessTest::procFinished); int ret = proc_.start("/proc/self/exe", args); if (ret) { cerr << "failed to start process" << endl; return TestFail; } timeout.start(2000); while (timeout.isRunning() && exitStatus_ == Process::NotExited) dispatcher->processEvents(); if (exitStatus_ != Process::NormalExit) { cerr << "process did not exit normally" << endl; return TestFail; } if (exitCode != exitCode_) { cerr << "exit code should be " << exitCode << ", actual is " << exitCode_ << endl; return TestFail; } return TestPass; } private: void procFinished(Process *proc, enum Process::ExitStatus exitStatus, int exitCode) { exitStatus_ = exitStatus; exitCode_ = exitCode; } Process proc_; enum Process::ExitStatus exitStatus_; int exitCode_; }; /* * Can't use TEST_REGISTER() as single binary needs to act as both * parent and child processes. */ int main(int argc, char **argv) { if (argc == 2) { int status = std::stoi(argv[1]); ProcessTestChild child; return child.run(status); } return ProcessTest().execute(); } roid/camera_hal_manager.h'>
path: root/src/android/camera_hal_manager.h
blob: 3f6d302ad61518c4add1dd62a58a814da201c739 (plain) 
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/* SPDX-License-Identifier: LGPL-2.1-or-later */
/*
 * Copyright (C) 2019, Google Inc.
 *
 * camera_hal_manager.h - libcamera Android Camera Manager
 */
#ifndef __ANDROID_CAMERA_MANAGER_H__
#define __ANDROID_CAMERA_MANAGER_H__

#include <map>
#include <mutex>
#include <stddef.h>
#include <tuple>
#include <vector>

#include <hardware/camera_common.h>
#include <hardware/hardware.h>
#include <system/camera_metadata.h>

#include <libcamera/base/class.h>

#include <libcamera/camera_manager.h>

#include "camera_hal_config.h"

class CameraDevice;

class CameraHalManager
{
public:
	~CameraHalManager();

	static CameraHalManager *instance();

	int init();

	std::tuple<CameraDevice *, int>
	open(unsigned int id, const hw_module_t *module);

	unsigned int numCameras() const;
	int getCameraInfo(unsigned int id, struct camera_info *info);
	void setCallbacks(const camera_module_callbacks_t *callbacks);

private:
	LIBCAMERA_DISABLE_COPY_AND_MOVE(CameraHalManager)

	using Mutex = std::mutex;
	using MutexLocker = std::unique_lock<std::mutex>;

	static constexpr unsigned int firstExternalCameraId_ = 1000;

	CameraHalManager();

	static int32_t cameraLocation(const libcamera::Camera *cam);

	void cameraAdded(std::shared_ptr<libcamera::Camera> cam);
	void cameraRemoved(std::shared_ptr<libcamera::Camera> cam);

	CameraDevice *cameraDeviceFromHalId(unsigned int id);