#ifndef GLOBAL_H_
#define GLOBAL_H_
/*****************************************************************************
* This file is part of Kvazaar HEVC encoder.
*
* Copyright (C) 2013-2014 Tampere University of Technology and others (see
* COPYING file).
*
* Kvazaar is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as published
* by the Free Software Foundation.
*
* Kvazaar is distributed in the hope that 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.
*
* You should have received a copy of the GNU General Public License
* along with Kvazaar. If not, see .
****************************************************************************/
/*
* \file
* \brief Header that is included in every other header.
*
* This file contains global constants that can be referred to from any header
* or source file. It also contains some helper macros and includes stdint.h
* so that any file can refer to integer types with exact widths.
*/
#include
#include
#include
#include
#include
#if defined(_MSC_VER) && defined(_M_AMD64)
#define X86_64
#endif
#if defined(__GNUC__) && defined(__x86_64__)
#define X86_64
#endif
#define BIT_DEPTH 8
#define PIXEL_MIN 0
#define PIXEL_MAX (1 << BIT_DEPTH)
#if BIT_DEPTH == 8
typedef uint8_t pixel;
#else
typedef uint16_t pixel;
#endif
typedef int16_t coefficient;
//#define VERBOSE 1
/* CONFIG VARIABLES */
//spec: references to variables defined in Rec. ITU-T H.265 (04/2013)
//Search depth for intra and inter. Block sizes: 0 => 64x64, 1 => 32x32, 2 => 16x16, 3 => 8x8, 4 => 4x4
#define MAX_INTER_SEARCH_DEPTH 3
#define MIN_INTER_SEARCH_DEPTH 0
#define MAX_INTRA_SEARCH_DEPTH 4
#define MIN_INTRA_SEARCH_DEPTH 1
// Maximum CU depth when descending form LCU level.
#define MAX_DEPTH 3 /*!< spec: log2_diff_max_min_luma_coding_block_size */
// Minimum log2 size of CUs.
#define MIN_SIZE 3 /*!< spec: MinCbLog2SizeY */
// Minimum log2 size of PUs.
#define MAX_PU_DEPTH 4 /*!< Search is started at depth 0 and goes in Z-order to MAX_PU_DEPTH, see search_cu() */
// Minimum log2 transform sizes.
#define TR_DEPTH_INTER 2 /*!< spec: max_transform_hierarchy_depth_inter */
#define ENABLE_PCM 0 /*!< spec: pcm_enabled_flag, Setting to 1 will enable using PCM blocks (current intra-search does not consider PCM) */
#define ENABLE_SIGN_HIDING 1 /*!< spec: sign_data_hiding_enabled_flag */
#define ENABLE_TEMPORAL_MVP 0 /*!< Enable usage of temporal Motion Vector Prediction */
#define OPTIMIZATION_SKIP_RESIDUAL_ON_THRESHOLD 0 /*!< skip residual coding when it's under _some_ threshold */
/* END OF CONFIG VARIABLES */
#define CU_MIN_SIZE_PIXELS (1 << MIN_SIZE) /*!< pow(2, MIN_SIZE) */
#define LCU_WIDTH (1 << (MIN_SIZE + MAX_DEPTH)) /*!< spec: CtbSizeY */
#define LCU_WIDTH_C (LCU_WIDTH / 2) /*!< spec: CtbWidthC and CtbHeightC */
#define TR_MAX_LOG2_SIZE 5 /*!< spec: Log2MaxTrafoSize <= Min(CtbLog2SizeY, 5) */
#define TR_MAX_WIDTH (1 << TR_MAX_LOG2_SIZE)
#define TR_MIN_LOG2_SIZE 2 /*!< spec: Log2MinTrafoSize */
#define TR_MIN_WIDTH (1 << TR_MIN_LOG2_SIZE)
#if LCU_WIDTH != 64
#error "Kvazaar only support LCU_WIDTH == 64"
#endif
#define LCU_LUMA_SIZE (LCU_WIDTH * LCU_WIDTH)
#define LCU_CHROMA_SIZE (LCU_WIDTH * LCU_WIDTH >> 2)
#define MAX_REF_PIC_COUNT 16
#define DEFAULT_REF_PIC_COUNT 3
#define AMVP_MAX_NUM_CANDS 2
#define AMVP_MAX_NUM_CANDS_MEM 3
#define MRG_MAX_NUM_CANDS 5
/* Some tools */
#define MAX(a,b) (((a)>(b))?(a):(b))
#define MIN(a,b) (((a)<(b))?(a):(b))
#define CLIP(low,high,value) MAX((low),MIN((high),(value)))
#define SWAP(a,b,swaptype) { swaptype tempval; tempval = a; a = b; b = tempval; }
#define CU_WIDTH_FROM_DEPTH(depth) (LCU_WIDTH >> depth)
#define WITHIN(val, min_val, max_val) ((min_val) <= (val) && (val) <= (max_val))
#define PU_INDEX(x_pu, y_pu) (((x_pu) % 2) + 2 * ((y_pu) % 2))
#define LOG2_LCU_WIDTH 6
// CU_TO_PIXEL = y * lcu_width * pic_width + x * lcu_width
#define CU_TO_PIXEL(x, y, depth, stride) (((y) << (LOG2_LCU_WIDTH - (depth))) * (stride) \
+ ((x) << (LOG2_LCU_WIDTH - (depth))))
//#define SIGN3(x) ((x) > 0) ? +1 : ((x) == 0 ? 0 : -1)
#define SIGN3(x) (((x) > 0) - ((x) < 0))
#define VERSION_STRING "0.3.0"
//#define VERBOSE 1
#define SAO_ABS_OFFSET_MAX ((1 << (MIN(BIT_DEPTH, 10) - 5)) - 1)
#define SIZE_2Nx2N 0
#define SIZE_2NxN 1
#define SIZE_Nx2N 2
#define SIZE_NxN 3
#define SIZE_NONE 15
#define MAX_TILES_PER_DIM 48
#define MAX_SLICES 16
/* Inlining functions */
#ifdef _MSC_VER /* Visual studio */
#define INLINE __forceinline
#pragma inline_recursion(on)
#else /* others */
#define INLINE inline
#endif
// Return the next aligned address for *p. Result is at most alignment larger than p.
#define ALIGNED_POINTER(p, alignment) (void*)((intptr_t)(p) + (alignment) - ((intptr_t)(p) % (alignment)))
// 32 bytes is enough for AVX2
#define SIMD_ALIGNMENT 32
#ifdef _MSC_VER
// Buggy VS2010 throws intellisense warnings if void* is not casted.
#define MALLOC(type, num) (type *)malloc(sizeof(type) * (num))
#else
#define MALLOC(type, num) malloc(sizeof(type) * (num))
#endif
#define FREE_POINTER(pointer) { free((void*)pointer); pointer = NULL; }
#define MOVE_POINTER(dst_pointer,src_pointer) { dst_pointer = src_pointer; src_pointer = NULL; }
#ifndef MAX_INT
#define MAX_INT 0x7FFFFFFF
#endif
#ifndef MAX_INT64
#define MAX_INT64 0x7FFFFFFFFFFFFFFFLL
#endif
#ifndef MAX_DOUBLE
#define MAX_DOUBLE 1.7e+308
#endif
//For transform.h and encoder.h
#define SCALING_LIST_4x4 0
#define SCALING_LIST_8x8 1
#define SCALING_LIST_16x16 2
#define SCALING_LIST_32x32 3
#define SCALING_LIST_SIZE_NUM 4
#define SCALING_LIST_NUM 6
#define MAX_MATRIX_COEF_NUM 64
#define SCALING_LIST_REM_NUM 6
#define MAX_TR_DYNAMIC_RANGE 15
//DEBUG BITMASK
#define _DEBUG_PERF_FRAME_LEVEL 0x0001
#define _DEBUG_PERF_JOB 0x0002
#define _DEBUG_PERF_ENCODE_LCU 0x0004
#define _DEBUG_PERF_SAO_RECONSTRUCT_FRAME 0x0008
#define _DEBUG_PERF_WRITE_BITSTREAM_LEAF 0x0010
#define _DEBUG_PERF_SEARCH_CU 0x0020
#define _DEBUG_PERF_SEARCH_PIXELS 0x0040
//Constants
typedef enum { COLOR_Y = 0, COLOR_U, COLOR_V, NUM_COLORS } color_index;
enum { SLICE_B = 0, SLICE_P = 1, SLICE_I = 2 };
#endif