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/*
* Copyright (C) 2015 - 2017 Intel Corporation.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef _AF_PUBLIC_H_
#define _AF_PUBLIC_H_
/** @file
* CSS-API header file for 2500/Skycam Auto Focus (AF) kernel/accelerator.
*/
//#include <type_support.h>
/* All structs in this file will be visible to the CSS APU User.
* The User will be able to set each one of the config params separately by
* specifying a different config type (see sh_config_type in sh_css.h).
* If one of those config structs is not set explicitly, a default value will
* be use instead.
*/
#define AF_MIN_GRID_WIDTH 16
#define AF_MIN_GRID_HEIGHT 16
#define AF_MAX_GRID_WIDTH 32
#define AF_MAX_GRID_HEIGHT 24
#define AF_MIN_BLOCK_WIDTH 3
#define AF_MIN_BLOCK_HEIGHT 3
#define AF_MAX_BLOCK_WIDTH 6 /**< HSD1403986067 bug in c0, restrict max block width to 6 instead of 7 */
#define AF_MAX_BLOCK_HEIGHT 6 /**< HSD1403986067 bug in c0, restrict max block height to 6 instead of 7 */
typedef struct af_public_coeffs_config{
unsigned char A1; /**< default value 0 */
unsigned char A2; /**< default value 0 */
unsigned char A3; /**< default value 0 */
unsigned char A4; /**< default value 0 */
unsigned char A5; /**< default value 0 */
unsigned char A6; /**< default value 0 */
unsigned char A7; /**< default value 0 */
unsigned char A8; /**< default value 0 */
unsigned char A9; /**< default value 0 */
unsigned char A10; /**< default value 0 */
unsigned char A11; /**< default value 0 */
unsigned char A12; /**< default value 128 */
unsigned int sign_vec;
} af_public_coeffs_config_t;
/** constraint:
* y_gen_rate_gr + y_gen_rate_r + y_gen_rate_b + y_gen_rate_gb = 32
*/
typedef struct af_public_y_calc_config{
unsigned char y_gen_rate_gr; /**< default value 8 */
unsigned char y_gen_rate_r; /**< default value 8 */
unsigned char y_gen_rate_b; /**< default value 8 */
unsigned char y_gen_rate_gb; /**< default value 8 */
} af_public_y_calc_config_t;
typedef struct af_public_nf_config{
/* TODO - do these numbers need to be calculated from the other config params? */
unsigned char y1_nf; /**< default value 7 */
unsigned char y2_nf; /**< default value 7 */
} af_public_nf_config_t;
/**
* constraint: this grid has to be totally internal to the processed frame plane
* with margins of 10 per horizontal direction and 2 per vertical direction
* therefore, we'll set its default vaule to represent the smallest size;
* this will restrain the processed resolution the less
*/
struct af_public_grid_config{
unsigned char grid_width; /**< default value 16 */
unsigned char grid_height; /**< default value 16 */
unsigned char block_width; /**< default value 3, Log2 the width of each cell (8,16,32,64,128) */
unsigned char block_height; /**< default value 3, Log2 the height of each cell (8,16,32,64,128) */
unsigned short x_start; /**< default value 10, X top left corner of the grid x_start is even */
unsigned short y_start; /**< default value 2, Y top left corner of the grid y_start is even */
unsigned char af_y_en; /**< default value 1, af ff enable/disable meta data generation */
} ;
struct af_public_config {
af_public_coeffs_config_t y1_coeffs;
af_public_coeffs_config_t y2_coeffs;
af_public_y_calc_config_t y_calc;
af_public_nf_config_t nf;
struct af_public_grid_config grid;
};
struct ia_css_2500_af_kernel_config {
struct af_public_config af;
};
#define AF_PUBLIC_NUM_OF_SETS_IN_BUFFER AF_MAX_GRID_HEIGHT
/** Based on max grid width + Spare for bubbles */
#define AF_PUBLIC_NUM_OF_ITEMS_IN_SET (AF_MAX_GRID_WIDTH + 20)
/* af public meta-data */
typedef struct af_public_y_item{
unsigned short y1_avg;
unsigned short y2_avg;
} af_public_y_item_t;
#define AF_BUFF_RATIO 2 /**< AF stats buffer ratio */
typedef struct af_public_raw_buffer{
af_public_y_item_t y_table[AF_PUBLIC_NUM_OF_SETS_IN_BUFFER * AF_PUBLIC_NUM_OF_ITEMS_IN_SET *
AF_BUFF_RATIO]; /**< af statistics table */
} af_public_raw_buffer_t;
/** @brief Print AF public configuration
*
* @param cfg The pointer to configuration data
* @return None
*
* Print AF public configuration.
*/
void ia_css_af_public_cfg_dump(const struct ia_css_2500_af_kernel_config *cfg);
/** @brief Compare two AF public configurations
*
* @param cfg1 The pointer to first configuration data
* @param cfg2 The pointer to second configuration data
* @param cfg_dump Configurations are printed in case of
* mismatch
* @return true - match, false - not match
*
* Compare two AF public configurations
*/
bool ia_css_af_public_cfg_compare(
const struct ia_css_2500_af_kernel_config *cfg1,
const struct ia_css_2500_af_kernel_config *cfg2,
bool cfg_dump);
#endif /* _AF_PUBLIC_H_ */
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