mp4etble.c

Intel提供的在PCA(例如Sitsang开发板)使用IPP4.0库的MPEG-4编码源程序

/******************************************************************************
//               INTEL CORPORATION PROPRIETARY INFORMATION
//  This software is supplied under the terms of a license agreement or
//  nondisclosure agreement with Intel Corporation and may not be copied
//  or disclosed except in accordance with the terms of that agreement.
//        Copyright (c) 2003 Intel Corporation. All Rights Reserved.
//
//  Description:    Constant tables of MPEG-4 video encoder sample code for
//                  Intel(R) Integrated Performance Primitives.
//  Functions List:
//
******************************************************************************/

#include "sampmp4.h"

const int bits_mask_tbl[33] =
{
    0x00000000, 0x00000001, 0x00000003, 0x00000007,
    0x0000000f, 0x0000001f, 0x0000003f, 0x0000007f,
    0x000000ff, 0x000001ff, 0x000003ff, 0x000007ff,
    0x00000fff, 0x00001fff, 0x00003fff, 0x00007fff,
    0x0000ffff, 0x0001ffff, 0x0003ffff, 0x0007ffff,
    0x000fffff, 0x001fffff, 0x003fffff, 0x007fffff,
    0x00ffffff, 0x01ffffff, 0x03ffffff, 0x07ffffff,
    0x0fffffff, 0x1fffffff, 0x3fffffff, 0x7fffffff,
    0xffffffff
};

unsigned char default_qmat_intra_tbl [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
};

unsigned char default_qmat_inter_tbl [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
};

const Ipp16u dc_switch_thresh_tbl[8] = {512, 13, 15, 17, 19, 21, 23, 0};


const int bits_stuf_tbl[8] =
{
	0x0, 0x1, 0x3, 0x7,
	0xf, 0x1f, 0x3f, 0x7f
};

const mp4_table_node vlc_mcbpc_ivop_tbl[10] = {
{1,1}, {1,3}, {2,3}, {3,3},
{1,4}, {1,6}, {2,6}, {3,6},
{1,9}, {0,0}
};

const mp4_table_node vlc_mcbpc_pvop_tbl[22] = {
{1,1}, {3,4}, {2,4}, {5,6},
{3,3}, {7,7}, {6,7}, {5,9},
{2,3}, {5,7}, {4,7}, {5,8},
{3,5}, {4,8}, {3,8}, {3,7},
{4,6}, {4,9}, {3,9}, {2,9},
{1,9}, {0,0}
};

const mp4_table_node vlc_cbpy_tbl[19] = {
{3,4}, {5,5}, {4,5}, {9,4},
{3,5}, {7,4}, {2,6}, {11,4},
{2,5}, {3,6}, {5,4}, {10,4},
{4,4}, {8,4}, {6,4}, {3,2},
{0,6}, {1,6}, {0,0}
};