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/* SPDX-License-Identifier: LGPL-2.1-or-later */
/*
* Copyright (C) 2018, Google Inc.
*
* pipeline_handler.h - Pipeline handler infrastructure
*/
#ifndef __LIBCAMERA_PIPELINE_HANDLER_H__
#define __LIBCAMERA_PIPELINE_HANDLER_H__
#include <map>
#include <string>
#include <vector>
#include <libcamera/camera.h>
namespace libcamera {
class DeviceEnumerator;
class PipelineHandler
{
public:
virtual ~PipelineHandler() { };
virtual bool match(DeviceEnumerator *enumerator) = 0;
virtual unsigned int count() = 0;
virtual Camera *camera(unsigned int id) = 0;
};
class PipelineHandlerFactory
{
public:
PipelineHandlerFactory(const char *name);
virtual ~PipelineHandlerFactory() { };
virtual PipelineHandler *create() = 0;
const std::string &name() const { return name_; }
static void registerType(PipelineHandlerFactory *factory);
static std::vector<PipelineHandlerFactory *> &handlers();
private:
std::string name_;
};
#define REGISTER_PIPELINE_HANDLER(handler) \
class handler##Factory : public PipelineHandlerFactory { \
public: \
handler##Factory() : PipelineHandlerFactory(#handler) { } \
PipelineHandler *create() final { \
return new handler(); \
} \
}; \
static handler##Factory global_##handler##Factory;
} /* namespace libcamera */
#endif /* __LIBCAMERA_PIPELINE_HANDLER_H__ */
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