/* SPDX-License-Identifier: BSD-2-Clause */ /* * Copyright (C) 2019, Raspberry Pi (Trading) Limited * * cam_helper.cpp - helper information for different sensors */ #include #include #include #include #include "libcamera/internal/v4l2_videodevice.h" #include "cam_helper.hpp" #include "md_parser.hpp" using namespace RPiController; static std::map cam_helpers; CamHelper *CamHelper::Create(std::string const &cam_name) { /* * CamHelpers get registered by static RegisterCamHelper * initialisers. */ for (auto &p : cam_helpers) { if (cam_name.find(p.first) != std::string::npos) return p.second(); } return nullptr; } CamHelper::CamHelper(MdParser *parser) : parser_(parser), initialized_(false) { } CamHelper::~CamHelper() { delete parser_; } uint32_t CamHelper::ExposureLines(double exposure_us) const { assert(initialized_); return exposure_us * 1000.0 / mode_.line_length; } double CamHelper::Exposure(uint32_t exposure_lines) const { assert(initialized_); return exposure_lines * mode_.line_length / 1000.0; } void CamHelper::SetCameraMode(const CameraMode &mode) { mode_ = mode; parser_->SetBitsPerPixel(mode.bitdepth); parser_->SetLineLengthBytes(0); /* We use SetBufferSize. */ initialized_ = true; } void CamHelper::GetDelays(int &exposure_delay, int &gain_delay) const { /* * These values are correct for many sensors. Other sensors will * need to over-ride this method. */ exposure_delay = 2; gain_delay = 1; } bool CamHelper::SensorEmbeddedDataPresent() const { return false; } unsigned int CamHelper::HideFramesStartup() const { /* * By default, hide 6 frames completely at start-up while AGC etc. sort * themselves out (converge). */ return 6; } unsigned int CamHelper::HideFramesModeSwitch() const { /* After a mode switch, many sensors return valid frames immediately. */ return 0; } unsigned int CamHelper::MistrustFramesStartup() const { /* Many sensors return a single bad frame on start-up. */ return 1; } unsigned int CamHelper::MistrustFramesModeSwitch() const { /* Many sensors return valid metadata immediately. */ return 0; } RegisterCamHelper::RegisterCamHelper(char const *cam_name, CamHelperCreateFunc create_func) { cam_helpers[std::string(cam_name)] = create_func; } v class='path'>path: root/test/event-dispatcher.cpp
blob: 8ae05ac62985ed0e43bb0edebb7184efbc734129 (plain) 
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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * Copyright (C) 2019, Google Inc.
 *
 * event-dispatcher.cpp - Event dispatcher test
 */

#include <chrono>
#include <iostream>
#include <signal.h>
#include <sys/time.h>

#include "libcamera/internal/event_dispatcher.h"
#include "libcamera/internal/thread.h"
#include "libcamera/internal/timer.h"

#include "test.h"

using namespace std;
using namespace libcamera;

static EventDispatcher *dispatcher;
static bool interrupt;

class EventDispatcherTest : public Test
{
protected:
	static void sigAlarmHandler(int)
	{
		cout << "SIGALARM received" << endl;