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path: root/src/ipa/ipu3/meson.build
AgeCommit message (Expand)Author
2021-10-26ipa: ipu3: Isolate ipa_context documentationKieran Bingham
2021-08-20ipa: ipu3: Move IPU3 agc into algorithmsJean-Michel Hautbois
2021-08-20ipa: ipu3: Move IPU3 awb into algorithmsJean-Michel Hautbois
2021-08-20ipa: move libipa::Algorithm to ipa/ipu3/algorithmsJean-Michel Hautbois
2021-06-25libcamera/base: Validate internal headers as privateKieran Bingham
2021-04-22ipa: ipu3: Add support for IPU3 AEC/AGC algorithmJean-Michel Hautbois
2021-04-22ipa: ipu3: Add support for IPU3 AWB algorithmJean-Michel Hautbois
2021-02-16libcamera: IPAInterface: Replace C API with the new C++-only APIPaul Elder
2021-02-11meson: Fix coding style when declaring arraysLaurent Pinchart
2021-02-05libcamera: ipa: ipu3: Add an IPA skeleton for the IPU3 pipelineNiklas Söderlund
generated by cgit v1.2.1 (git 2.18.0) at 2024-12-23 11:15:12 +0000
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/* SPDX-License-Identifier: LGPL-2.1-or-later */
/*
 * Copyright (C) 2018, Google Inc.
 *
 * media_object.h - Media Device objects: entities, pads and links.
 */
#ifndef __LIBCAMERA_INTERNAL_MEDIA_OBJECT_H__
#define __LIBCAMERA_INTERNAL_MEDIA_OBJECT_H__

#include <string>
#include <vector>

#include <linux/media.h>

namespace libcamera {

class MediaDevice;
class MediaEntity;
class MediaPad;

class MediaObject
{
public:
	MediaDevice *device() { return dev_; }
	unsigned int id() const { return id_; }

protected:
	friend class MediaDevice;

	MediaObject(MediaDevice *dev, unsigned int id)
		: dev_(dev), id_(id)
	{
	}
	virtual ~MediaObject() {}

	MediaDevice *dev_;
	unsigned int id_;
};

class MediaLink : public MediaObject
{
public:
	MediaPad *source() const { return source_; }
	MediaPad *sink() const { return sink_; }
	unsigned int flags() const { return flags_; }
	int setEnabled(bool enable);

private:
	friend class MediaDevice;

	MediaLink(const struct media_v2_link *link,
		  MediaPad *source, MediaPad *sink);
	MediaLink(const MediaLink &) = delete;
	~MediaLink() {}

	MediaPad *source_;
	MediaPad *sink_;
	unsigned int flags_;
};

class MediaPad : public MediaObject
{
public:
	unsigned int index() const { return index_; }
	MediaEntity *entity() const { return entity_; }
	unsigned int flags() const { return flags_; }
	const std::vector<MediaLink *> &links() const { return links_; }

	void addLink(MediaLink *link);

private:
	friend class MediaDevice;

	MediaPad(const struct media_v2_pad *pad, MediaEntity *entity);
	MediaPad(const MediaPad &) = delete;
	~MediaPad();

	unsigned int index_;
	MediaEntity *entity_;
	unsigned int flags_;

	std::vector<MediaLink *> links_;
};

class MediaEntity : public MediaObject
{
public:
	const std::string &name() const { return name_; }
	unsigned int function() const { return function_; }
	unsigned int flags() const { return flags_; }
	const std::string &deviceNode() const { return deviceNode_; }
	unsigned int deviceMajor() const { return major_; }
	unsigned int deviceMinor() const { return minor_; }

	const std::vector<MediaPad *> &pads() const { return pads_; }

	const MediaPad *getPadByIndex(unsigned int index) const;
	const MediaPad *getPadById(unsigned int id) const;

	int setDeviceNode(const std::string &deviceNode);

private:
	friend class MediaDevice;

	MediaEntity(MediaDevice *dev, const struct media_v2_entity *entity,
		    unsigned int major = 0, unsigned int minor = 0);
	MediaEntity(const MediaEntity &) = delete;
	~MediaEntity();

	void addPad(MediaPad *pad);

	std::string name_;
	unsigned int function_;
	unsigned int flags_;
	std::string deviceNode_;
	unsigned int major_;
	unsigned int minor_;

	std::vector<MediaPad *> pads_;
};

} /* namespace libcamera */

#endif /* __LIBCAMERA_INTERNAL_MEDIA_OBJECT_H__ */
generated by cgit v1.2.1 (git 2.18.0) at 2024-12-23 11:15:11 +0000