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160 lines
4.8 KiB
C
160 lines
4.8 KiB
C
#ifndef GLOBAL_H_
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#define GLOBAL_H_
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/*****************************************************************************
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* This file is part of Kvazaar HEVC encoder.
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*
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* Copyright (C) 2013-2014 Tampere University of Technology and others (see
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* COPYING file).
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*
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* Kvazaar is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as published
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* by the Free Software Foundation.
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*
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* Kvazaar is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Kvazaar. If not, see <http://www.gnu.org/licenses/>.
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****************************************************************************/
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/*
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* \file
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* \brief Header that is included in every other header.
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*
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* This file contains global constants that can be referred to from any header
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* or source file. It also contains some helper macros and includes stdint.h
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* so that any file can refer to integer types with exact widths.
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*/
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#include <stdint.h>
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#include <stdio.h>
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#include <limits.h>
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#if defined(_MSC_VER) && defined(_M_AMD64)
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#define X86_64
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#endif
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#if defined(__GNUC__) && defined(__x86_64__)
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#define X86_64
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#endif
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#define BIT_DEPTH 8
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#define PIXEL_MIN 0
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#define PIXEL_MAX (1 << BIT_DEPTH)
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#if BIT_DEPTH == 8
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typedef uint8_t pixel;
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#else
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typedef uint16_t pixel;
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#endif
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typedef int16_t coefficient;
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//#define VERBOSE 1
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/* CONFIG VARIABLES */
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#define LCU_WIDTH 64 /*!< Largest Coding Unit (IT'S 64x64, DO NOT TOUCH!) */
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#define MAX_INTER_SEARCH_DEPTH 3
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#define MIN_INTER_SEARCH_DEPTH 0
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#define MAX_INTRA_SEARCH_DEPTH 3 /*!< Max search depth -> min block size (3 == 8x8) */
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#define MIN_INTRA_SEARCH_DEPTH 1 /*!< Min search depth -> max block size (0 == 64x64) */
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#define MAX_DEPTH 3 /*!< smallest CU is LCU_WIDTH>>MAX_DEPTH */
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#define MAX_PU_DEPTH 4
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#define MIN_SIZE 3 /*!< log2_min_coding_block_size */
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#define CU_MIN_SIZE_PIXELS 8 /*!< pow(2, MIN_SIZE) */
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#define TR_DEPTH_INTRA 2
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#define TR_DEPTH_INTER 2
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#define ENABLE_PCM 0 /*!< Setting to 1 will enable using PCM blocks (current intra-search does not consider PCM) */
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#define ENABLE_SIGN_HIDING 1
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#define ENABLE_TEMPORAL_MVP 0 /*!< Enable usage of temporal Motion Vector Prediction */
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#define OPTIMIZATION_SKIP_RESIDUAL_ON_THRESHOLD 0 /*!< skip residual coding when it's under _some_ threshold */
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#define RDOQ 1 /*!< Rate-Distortion Optimized Quantization */
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/* END OF CONFIG VARIABLES */
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#define LCU_LUMA_SIZE (LCU_WIDTH * LCU_WIDTH)
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#define LCU_CHROMA_SIZE (LCU_WIDTH * LCU_WIDTH >> 2)
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#define MAX_REF_PIC_COUNT 16
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#define DEFAULT_REF_PIC_COUNT 3
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#define AMVP_MAX_NUM_CANDS 2
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#define AMVP_MAX_NUM_CANDS_MEM 3
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#define MRG_MAX_NUM_CANDS 5
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/* Some tools */
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#define MAX(a,b) (((a)>(b))?(a):(b))
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#define MIN(a,b) (((a)<(b))?(a):(b))
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#define CLIP(low,high,value) MAX((low),MIN((high),(value)))
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#define SWAP(a,b,swaptype) { swaptype tempval; tempval = a; a = b; b = tempval; }
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#define CU_WIDTH_FROM_DEPTH(depth) (LCU_WIDTH >> depth)
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#define NO_SCU_IN_LCU(no_lcu) ((no_lcu) << MAX_DEPTH)
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#define WITHIN(val, min_val, max_val) ((min_val) <= (val) && (val) <= (max_val))
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#define UNREFERENCED_PARAMETER(p) (p)
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#define LOG2_LCU_WIDTH 6
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// CU_TO_PIXEL = y * lcu_width * pic_width + x * lcu_width
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#define CU_TO_PIXEL(x, y, depth, width) (((y) << (LOG2_LCU_WIDTH - (depth))) * (width) \
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+ ((x) << (LOG2_LCU_WIDTH - (depth))))
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//#define SIGN3(x) ((x) > 0) ? +1 : ((x) == 0 ? 0 : -1)
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#define SIGN3(x) (((x) > 0) - ((x) < 0))
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#define VERSION_STRING "0.2.4"
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//#define VERBOSE 1
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#define SAO_ABS_OFFSET_MAX ((1 << (MIN(BIT_DEPTH, 10) - 5)) - 1)
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#define SIZE_2Nx2N 0
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#define SIZE_2NxN 1
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#define SIZE_Nx2N 2
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#define SIZE_NxN 3
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#define SIZE_NONE 15
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// These are for marking incomplete implementations that break if slices or
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// tiles are used with asserts. They should be set to 1 if they are ever
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// implemented.
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#define USE_SLICES 0
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#define USE_TILES 0
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/* Inlining functions */
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#ifdef _MSC_VER /* Visual studio */
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#define INLINE __forceinline
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#pragma inline_recursion(on)
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#else /* others */
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#define INLINE inline
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#endif
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#ifdef _MSC_VER
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// Buggy VS2010 throws intellisense warnings if void* is not casted.
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#define MALLOC(type, num) (type *)malloc(sizeof(type) * num)
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#else
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#define MALLOC(type, num) malloc(sizeof(type) * num)
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#endif
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#define FREE_POINTER(pointer) { free(pointer); pointer = NULL; }
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#define MOVE_POINTER(dst_pointer,src_pointer) { dst_pointer = src_pointer; src_pointer = NULL; }
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#ifndef MAX_INT
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#define MAX_INT 0x7FFFFFFF
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#endif
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#ifndef MAX_INT64
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#define MAX_INT64 0x7FFFFFFFFFFFFFFFLL
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#endif
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#ifndef MAX_DOUBLE
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#define MAX_DOUBLE 1.7e+308
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#endif
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#endif
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