#include "quant_matrix.h"#define FIX(X) (1 << 16) / (X) + 1/***************************************************************************** * Local data ****************************************************************************//* ToDo : remove all this local to make this module thread safe */uint8_t custom_intra_matrix = 0;uint8_t custom_inter_matrix = 0;uint8_t default_intra_matrix[64] = {	8, 17, 18, 19, 21, 23, 25, 27,	17, 18, 19, 21, 23, 25, 27, 28,	20, 21, 22, 23, 24, 26, 28, 30,	21, 22, 23, 24, 26, 28, 30, 32,	22, 23, 24, 26, 28, 30, 32, 35,	23, 24, 26, 28, 30, 32, 35, 38,	25, 26, 28, 30, 32, 35, 38, 41,	27, 28, 30, 32, 35, 38, 41, 45};int16_t intra_matrix[64] = {	8, 17, 18, 19, 21, 23, 25, 27,	17, 18, 19, 21, 23, 25, 27, 28,	20, 21, 22, 23, 24, 26, 28, 30,	21, 22, 23, 24, 26, 28, 30, 32,	22, 23, 24, 26, 28, 30, 32, 35,	23, 24, 26, 28, 30, 32, 35, 38,	25, 26, 28, 30, 32, 35, 38, 41,	27, 28, 30, 32, 35, 38, 41, 45};int16_t intra_matrix_fix[64] = {	FIX(8), FIX(17), FIX(18), FIX(19), FIX(21), FIX(23), FIX(25), FIX(27),	FIX(17), FIX(18), FIX(19), FIX(21), FIX(23), FIX(25), FIX(27), FIX(28),	FIX(20), FIX(21), FIX(22), FIX(23), FIX(24), FIX(26), FIX(28), FIX(30),	FIX(21), FIX(22), FIX(23), FIX(24), FIX(26), FIX(28), FIX(30), FIX(32),	FIX(22), FIX(23), FIX(24), FIX(26), FIX(28), FIX(30), FIX(32), FIX(35),	FIX(23), FIX(24), FIX(26), FIX(28), FIX(30), FIX(32), FIX(35), FIX(38),	FIX(25), FIX(26), FIX(28), FIX(30), FIX(32), FIX(35), FIX(38), FIX(41),	FIX(27), FIX(28), FIX(30), FIX(32), FIX(35), FIX(38), FIX(41), FIX(45)};uint8_t default_inter_matrix[64] = {	16, 17, 18, 19, 20, 21, 22, 23,	17, 18, 19, 20, 21, 22, 23, 24,	18, 19, 20, 21, 22, 23, 24, 25,	19, 20, 21, 22, 23, 24, 26, 27,	20, 21, 22, 23, 25, 26, 27, 28,	21, 22, 23, 24, 26, 27, 28, 30,	22, 23, 24, 26, 27, 28, 30, 31,	23, 24, 25, 27, 28, 30, 31, 33};int16_t inter_matrix[64] = {	16, 17, 18, 19, 20, 21, 22, 23,	17, 18, 19, 20, 21, 22, 23, 24,	18, 19, 20, 21, 22, 23, 24, 25,	19, 20, 21, 22, 23, 24, 26, 27,	20, 21, 22, 23, 25, 26, 27, 28,	21, 22, 23, 24, 26, 27, 28, 30,	22, 23, 24, 26, 27, 28, 30, 31,	23, 24, 25, 27, 28, 30, 31, 33};int16_t inter_matrix_fix[64] = {	FIX(16), FIX(17), FIX(18), FIX(19), FIX(20), FIX(21), FIX(22), FIX(23),	FIX(17), FIX(18), FIX(19), FIX(20), FIX(21), FIX(22), FIX(23), FIX(24),	FIX(18), FIX(19), FIX(20), FIX(21), FIX(22), FIX(23), FIX(24), FIX(25),	FIX(19), FIX(20), FIX(21), FIX(22), FIX(23), FIX(24), FIX(26), FIX(27),	FIX(20), FIX(21), FIX(22), FIX(23), FIX(25), FIX(26), FIX(27), FIX(28),	FIX(21), FIX(22), FIX(23), FIX(24), FIX(26), FIX(27), FIX(28), FIX(30),	FIX(22), FIX(23), FIX(24), FIX(26), FIX(27), FIX(28), FIX(30), FIX(31),	FIX(23), FIX(24), FIX(25), FIX(27), FIX(28), FIX(30), FIX(31), FIX(33)};/***************************************************************************** * Functions ****************************************************************************/uint8_tget_intra_matrix_status(void){	return custom_intra_matrix;}uint8_tget_inter_matrix_status(void){	return custom_inter_matrix;}voidset_intra_matrix_status(uint8_t status){	custom_intra_matrix = status;}voidset_inter_matrix_status(uint8_t status){	custom_inter_matrix = status;}int16_t *get_intra_matrix(void){	return intra_matrix;}int16_t *get_inter_matrix(void){	return inter_matrix;}uint8_t *get_default_intra_matrix(void){	return default_intra_matrix;}uint8_t *get_default_inter_matrix(void){	return default_inter_matrix;}uint8_tset_intra_matrix(uint8_t * matrix){	int i, change = 0;	custom_intra_matrix = 0;	for (i = 0; i < 64; i++) {		if ((int16_t) default_intra_matrix[i] != matrix[i])			custom_intra_matrix = 1;		if (intra_matrix[i] != matrix[i])			change = 1;		intra_matrix[i] = (int16_t) matrix[i];		intra_matrix_fix[i] = FIX(intra_matrix[i]);	}	return /*custom_intra_matrix |*/ change;}uint8_tset_inter_matrix(uint8_t * matrix){	int i, change = 0;	custom_inter_matrix = 0;	for (i = 0; i < 64; i++) {		if ((int16_t) default_inter_matrix[i] != matrix[i])			custom_inter_matrix = 1;		if (inter_matrix[i] != matrix[i])			change = 1;		inter_matrix[i] = (int16_t) matrix[i];		inter_matrix_fix[i] = FIX(inter_matrix[i]);	}	return /*custom_inter_matrix |*/ change;}