/* Copyright 2022-2025 Advanced Micro Devices, Inc.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 *
 * Authors: AMD
 *
 */

#pragma once
#include "vpe_types.h"
#include "hw_shared.h"
#include "color.h"
#include <math.h>

#define ARRAY_SIZE(arr)   (sizeof(arr) / sizeof((arr)[0]))
#define SHAPER_EXP_MAX_IN 16

enum vpe_shaper_index_mode {
    SHAPER_INDEX_MODE_DEFAULT,
    SHAPER_INDEX_MODE_17IN33LUT
};

struct vpe_shaper_setup_in {
    double source_luminance;
    double shaper_in_max;
    bool   use_const_hdr_mult;
    enum vpe_shaper_index_mode index_mode;
};

enum vpe_status vpe_build_shaper(const struct vpe_shaper_setup_in *shaper_in,
    enum color_transfer_func shaper_tf, struct fixed31_32 pq_norm_gain,
    struct pwl_params *shaper_out);

enum vpe_shaper_index_mode vpe_get_shaper_index_mode(
    uint32_t is_dma, enum lut_dimension lut_dim, enum lut_dimension lut_container_dim);
