linux/drivers/media/test-drivers/vicodec/codec-v4l2-fwht.h

/* SPDX-License-Identifier: LGPL-2.1 */
/*
 * Copyright 2018 Cisco Systems, Inc. and/or its affiliates. All rights reserved.
 */

#ifndef CODEC_V4L2_FWHT_H
#define CODEC_V4L2_FWHT_H

#include "codec-fwht.h"

struct v4l2_fwht_pixfmt_info { … };

struct v4l2_fwht_state { … };

const struct v4l2_fwht_pixfmt_info *v4l2_fwht_find_pixfmt(u32 pixelformat);
const struct v4l2_fwht_pixfmt_info *v4l2_fwht_get_pixfmt(u32 idx);
bool v4l2_fwht_validate_fmt(const struct v4l2_fwht_pixfmt_info *info,
			    u32 width_div, u32 height_div, u32 components_num,
			    u32 pixenc);
const struct v4l2_fwht_pixfmt_info *v4l2_fwht_find_nth_fmt(u32 width_div,
							  u32 height_div,
							  u32 components_num,
							  u32 pixenc,
							  unsigned int start_idx);

int v4l2_fwht_encode(struct v4l2_fwht_state *state, u8 *p_in, u8 *p_out);
int v4l2_fwht_decode(struct v4l2_fwht_state *state, u8 *p_in, u8 *p_out);

#endif