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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright (C) 2022, Ideas on Board Oy
*
* capture_script.h - Capture session configuration script
*/
#pragma once
#include <map>
#include <memory>
#include <string>
#include <libcamera/camera.h>
#include <libcamera/controls.h>
#include <yaml.h>
class CaptureScript
{
public:
CaptureScript(std::shared_ptr<libcamera::Camera> camera,
const std::string &fileName);
bool valid() const { return valid_; }
const libcamera::ControlList &frameControls(unsigned int frame);
private:
struct EventDeleter {
void operator()(yaml_event_t *event) const
{
yaml_event_delete(event);
delete event;
}
};
using EventPtr = std::unique_ptr<yaml_event_t, EventDeleter>;
std::map<std::string, const libcamera::ControlId *> controls_;
std::map<unsigned int, libcamera::ControlList> frameControls_;
std::shared_ptr<libcamera::Camera> camera_;
yaml_parser_t parser_;
bool valid_;
EventPtr nextEvent(yaml_event_type_t expectedType = YAML_NO_EVENT);
bool checkEvent(const EventPtr &event, yaml_event_type_t expectedType) const;
static std::string eventScalarValue(const EventPtr &event);
static std::string eventTypeName(yaml_event_type_t type);
int parseScript(FILE *script);
int parseFrames();
int parseFrame(EventPtr event);
int parseControl(EventPtr event, libcamera::ControlList &controls);
std::string parseScalar();
void unpackFailure(const libcamera::ControlId *id,
const std::string &repr);
libcamera::ControlValue unpackControl(const libcamera::ControlId *id,
const std::string &repr);
};
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