43 lines
1.0 KiB
C
43 lines
1.0 KiB
C
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/*
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* vsp1_hgt.h -- R-Car VSP1 Histogram Generator 2D
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*
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* Copyright (C) 2016 Renesas Electronics Corporation
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*
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* Contact: Niklas Söderlund (niklas.soderlund@ragnatech.se)
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#ifndef __VSP1_HGT_H__
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#define __VSP1_HGT_H__
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#include <media/media-entity.h>
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#include <media/v4l2-ctrls.h>
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#include <media/v4l2-subdev.h>
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#include "vsp1_histo.h"
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struct vsp1_device;
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#define HGT_NUM_HUE_AREAS 6
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struct vsp1_hgt {
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struct vsp1_histogram histo;
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struct v4l2_ctrl_handler ctrls;
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u8 hue_areas[HGT_NUM_HUE_AREAS * 2];
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};
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static inline struct vsp1_hgt *to_hgt(struct v4l2_subdev *subdev)
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{
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return container_of(subdev, struct vsp1_hgt, histo.entity.subdev);
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}
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struct vsp1_hgt *vsp1_hgt_create(struct vsp1_device *vsp1);
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void vsp1_hgt_frame_end(struct vsp1_entity *hgt);
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#endif /* __VSP1_HGT_H__ */
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