ref: f42c9fae422b062f87fb38223f7f1e3c658d7c8d
dir: /codec/decoder/core/inc/wels_const.h/
/*!
* \copy
* Copyright (c) 2013, Cisco Systems
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
*/
//wels_const.h
#ifndef WELS_CONSTANCE_H__
#define WELS_CONSTANCE_H__
// Miscellaneous sizing infos
#ifndef MAX_FNAME_LEN
#define MAX_FNAME_LEN 256 // maximal length of file name in char size
#endif//MAX_FNAME_LEN
#ifndef WELS_LOG_BUF_SIZE
#define WELS_LOG_BUF_SIZE 4096
#endif//WELS_LOG_BUF_SIZE
#ifndef MAX_TRACE_LOG_SIZE
#define MAX_TRACE_LOG_SIZE (50 * (1<<20)) // max trace log size: 50 MB, overwrite occur if log file size exceeds this size
#endif//MAX_TRACE_LOG_SIZE
/* MB width in pixels for specified colorspace I420 usually used in codec */
#define MB_WIDTH_LUMA 16
#define MB_WIDTH_CHROMA (MB_WIDTH_LUMA>>1)
/* MB height in pixels for specified colorspace I420 usually used in codec */
#define MB_HEIGHT_LUMA 16
#define MB_HEIGHT_CHROMA (MB_HEIGHT_LUMA>>1)
/* Some list size */
#define MB_COEFF_LIST_SIZE (256+((MB_WIDTH_CHROMA*MB_HEIGHT_CHROMA)<<1))
#define MB_PARTITION_SIZE 4 // Macroblock partition size in 8x8 sub-blocks
#define MB_SUB_PARTITION_SIZE 4 // Sub partition size in a 8x8 sub-block
#define MB_BLOCK4x4_NUM 16
#define MB_BLOCK8x8_NUM 4
#define NAL_UNIT_HEADER_EXT_SIZE 3 // Size of NAL unit header for extension in byte
#define MAX_SPS_COUNT 32 // Count number of SPS
#define MAX_PPS_COUNT 256 // Count number of PPS
#define MAX_FRAME_RATE 30 // maximal frame rate to support
#define MIN_FRAME_RATE 1 // minimal frame rate need support
#define MAX_REF_PIC_COUNT 16 // MAX Short + Long reference pictures
#define MIN_REF_PIC_COUNT 1 // minimal count number of reference pictures, 1 short + 2 key reference based?
#define MAX_SHORT_REF_COUNT 16 // maximal count number of short reference pictures
#define MAX_LONG_REF_COUNT 16 // maximal count number of long reference pictures
#define MAX_MMCO_COUNT 66
#define MAX_SLICEGROUP_IDS 8 // Count number of Slice Groups
#define ALIGN_RBSP_LEN_FIX 4
#define BASE_QUALITY_ID 0
//#define BASE_DEPENDENCY_ID 0
#define BASE_DQ_ID 0
#define MAX_DQ_ID ((uint8_t)-1)
#define MAX_LAYER_NUM 8
#define LAYER_NUM_EXCHANGEABLE 1
#define MAX_NAL_UNIT_NUM_IN_AU 32 // predefined maximal number of NAL Units in an access unit
#define MIN_ACCESS_UNIT_CAPACITY 1048576 // Min AU capacity in bytes: (1<<20) = 1024 KB predefined
#define MAX_BUFFERED_NUM 3 //mamixum stored number of AU|packet to prevent overwrite
#define MAX_ACCESS_UNIT_CAPACITY 7077888 //Maximum AU size in bytes for level 5.2 for single frame
#define MAX_MACROBLOCK_CAPACITY 5000 //Maximal legal MB capacity, 15000 bits is enough
enum {
BASE_MB = 0,
NON_AVC_REWRITE_ENHANCE_MB =1,
AVC_REWRITE_ENHANCE_MB = 2
};
#endif//WELS_CONSTANCE_H__