mirror of
https://github.com/cemu-project/Cemu.git
synced 2024-11-30 13:04:17 +01:00
86 lines
3.2 KiB
C
86 lines
3.2 KiB
C
|
/******************************************************************************
|
||
|
|
*
|
||
|
|
* Copyright (C) 2015 The Android Open Source Project
|
||
|
|
*
|
||
|
|
* 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.
|
||
|
|
*
|
||
|
|
*****************************************************************************
|
||
|
|
* Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore
|
||
|
|
*/
|
||
|
|
/**
|
||
|
|
*******************************************************************************
|
||
|
|
* @file
|
||
|
|
* ih264_size_defs.h
|
||
|
|
*
|
||
|
|
* @brief
|
||
|
|
* Contains declaration of global variables for H264 transform , quant and inverse quant
|
||
|
|
*
|
||
|
|
* @author
|
||
|
|
* Ittiam
|
||
|
|
*
|
||
|
|
* @remarks
|
||
|
|
*
|
||
|
|
********************************************************************************/
|
||
|
|
|
||
|
|
#ifndef IH264_SIZE_DEFS_H_
|
||
|
|
#define IH264_SIZE_DEFS_H_
|
||
|
|
|
||
|
|
/*****************************************************************************/
|
||
|
|
/* Constant Macros */
|
||
|
|
/*****************************************************************************/
|
||
|
|
|
||
|
|
/*-----------------------Primary defs--------------------------*/
|
||
|
|
|
||
|
|
/*Width of a 4x4 block*/
|
||
|
|
#define SUB_BLK_WIDTH_4x4 4
|
||
|
|
|
||
|
|
/*Width of an 8x8 block*/
|
||
|
|
#define SUB_BLK_WIDTH_8x8 8
|
||
|
|
|
||
|
|
/*Number of chroma blocks in a row of coffs*/
|
||
|
|
#define SUB_BLK_COUNT_CHROMA_4x4_420 2
|
||
|
|
|
||
|
|
/*Number of luma blocks in a row of coffs*/
|
||
|
|
#define SUB_BLK_COUNT_LUMA_4x4 4
|
||
|
|
|
||
|
|
/*Numbr of chroma planes*/
|
||
|
|
#define NUM_CHROMA_PLANES 2
|
||
|
|
|
||
|
|
/*Constant bit shifts*/
|
||
|
|
#define QP_BITS_h264_4x4 15
|
||
|
|
#define QP_BITS_h264_8x8 16
|
||
|
|
|
||
|
|
|
||
|
|
/*---------------------------Derived defs------------------------*/
|
||
|
|
|
||
|
|
/*Number of coefficients ina 4x4 block*/
|
||
|
|
#define COFF_CNT_SUB_BLK_4x4 SUB_BLK_WIDTH_4x4*SUB_BLK_WIDTH_4x4;
|
||
|
|
|
||
|
|
/*Number of luma blocks in a row of coffs*/
|
||
|
|
#define SUB_BLK_LUMA_4X4_CNT_MB SUB_BLK_COUNT_LUMA_4x4 * SUB_BLK_COUNT_LUMA_4x4
|
||
|
|
|
||
|
|
/*Number of chroma coffs in an MB*/
|
||
|
|
#define SUB_BLK_CHROMA_4X4_CNT_MB SUB_BLK_COUNT_CHROMA_4x4_420 * SUB_BLK_COUNT_CHROMA_4x4_420
|
||
|
|
#define SUB_BLK_CHROMA_4X4_CNT_MB_BIPLANE SUB_BLK_CHROMA_4X4_CNT_MB*NUM_CHROMA_PLANES
|
||
|
|
|
||
|
|
/*Size of trans buff = 4x4 for DC block + 4x4 * coffs for 4x4 ac blocks*/
|
||
|
|
#define SIZE_TRANS_BUFF (SUB_BLK_WIDTH_4x4*SUB_BLK_WIDTH_4x4*+ \
|
||
|
|
SUB_BLK_WIDTH_4x4*SUB_BLK_WIDTH_4x4* \
|
||
|
|
SUB_BLK_COUNT_LUMA_4x4*SUB_BLK_COUNT_LUMA_4x4)
|
||
|
|
|
||
|
|
/*memory size = memory size of 4x4 block of resi coff + 4x4 for DC coff block */
|
||
|
|
#define SIZE_TMP_BUFF_ITRANS ((SUB_BLK_WIDTH_4x4*SUB_BLK_WIDTH_4x4) +\
|
||
|
|
(SUB_BLK_WIDTH_4x4*SUB_BLK_WIDTH_4x4))
|
||
|
|
|
||
|
|
#endif /* IH264_DEFS_H_ */
|