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https://github.com/torvalds/linux
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10d5509c8d
Replace all calls to g/s_crop by calls to the get/set_selection pad ops. Remove the old g/s_crop video ops since they are now no longer used. The cropcap video op is now only used to pass pixelaspect information, and is only needed if the pixelaspect is not 1:1. Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Cc: Guennadi Liakhovetski <g.liakhovetski@gmx.de> Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
48 lines
1.5 KiB
C
48 lines
1.5 KiB
C
/*
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* soc-camera generic scaling-cropping manipulation functions
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*
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* Copyright (C) 2013 Guennadi Liakhovetski <g.liakhovetski@gmx.de>
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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 SOC_SCALE_CROP_H
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#define SOC_SCALE_CROP_H
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#include <linux/kernel.h>
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struct soc_camera_device;
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struct v4l2_selection;
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struct v4l2_mbus_framefmt;
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struct v4l2_pix_format;
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struct v4l2_rect;
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struct v4l2_subdev;
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static inline unsigned int soc_camera_shift_scale(unsigned int size,
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unsigned int shift, unsigned int scale)
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{
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return DIV_ROUND_CLOSEST(size << shift, scale);
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}
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#define soc_camera_calc_scale(in, shift, out) soc_camera_shift_scale(in, shift, out)
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int soc_camera_client_g_rect(struct v4l2_subdev *sd, struct v4l2_rect *rect);
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int soc_camera_client_s_selection(struct v4l2_subdev *sd,
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struct v4l2_selection *sel, struct v4l2_selection *cam_sel,
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struct v4l2_rect *target_rect, struct v4l2_rect *subrect);
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int soc_camera_client_scale(struct soc_camera_device *icd,
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struct v4l2_rect *rect, struct v4l2_rect *subrect,
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struct v4l2_mbus_framefmt *mf,
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unsigned int *width, unsigned int *height,
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bool host_can_scale, unsigned int shift);
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void soc_camera_calc_client_output(struct soc_camera_device *icd,
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struct v4l2_rect *rect, struct v4l2_rect *subrect,
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const struct v4l2_pix_format *pix, struct v4l2_mbus_framefmt *mf,
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unsigned int shift);
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#endif
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