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/*
* Support for Intel Camera Imaging ISP subsystem.
* Copyright (c) 2015, Intel Corporation.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*/
#ifndef __IA_CSS_VF_HOST_H
#define __IA_CSS_VF_HOST_H
#include "ia_css_frame_public.h"
#include "ia_css_binary.h"
#include "ia_css_vf_types.h"
#include "ia_css_vf_param.h"
/* compute the log2 of the downscale factor needed to get closest
* to the requested viewfinder resolution on the upper side. The output cannot
* be smaller than the requested viewfinder resolution.
*/
enum ia_css_err
sh_css_vf_downscale_log2(
const struct ia_css_frame_info *out_info,
const struct ia_css_frame_info *vf_info,
unsigned int *downscale_log2);
void
ia_css_vf_config(
struct sh_css_isp_vf_isp_config *to,
const struct ia_css_vf_configuration *from,
unsigned size);
enum ia_css_err
ia_css_vf_configure(
const struct ia_css_binary *binary,
const struct ia_css_frame_info *out_info,
struct ia_css_frame_info *vf_info,
unsigned int *downscale_log2);
#endif /* __IA_CSS_VF_HOST_H */
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