umc_mpeg2_spl_defs.cpp

这是在PCA下的基于IPP库示例代码例子,在网上下了IPP的库之后,设置相关参数就可以编译该代码.

/*//////////////////////////////////////////////////////////////////////////////
//
//                  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) 2003-2005 Intel Corporation. All Rights Reserved.
//
*/

#include "umc_mpeg2_spl_defs.h"

const int    UMC::MPEGAFequency[2][4] =
{{22050, 24000, 16000},{44100, 48000, 32000, 0}};

const int UMC::MPEGABitrate[2][3][15] = {
/* MPEG 2 */
{
    /* Layer 1  */
    {0, 32, 48, 56, 64, 80, 96, 112, 128, 144, 160, 176,  192, 224, 256},
    /* Layer 2  */
    {0, 8, 16, 24, 32, 40, 48, 56, 64, 80, 96, 112, 128, 144, 160},
    /* Layer 3  */
    {0, 8, 16, 24, 32, 40, 48, 56, 64, 80, 96, 112, 128, 144, 160}
}
,
/* MPEG 1 */
{
    /* Layer 1  */
    {0, 32, 64, 96, 128, 160, 192, 224, 256, 288, 320, 352, 384, 416, 448},
    /* Layer 2  */
    {0,32, 48, 56, 64, 80, 96, 112, 128, 160, 192, 224, 256, 320, 384},
    /* Layer 3  */
    {0,32, 40, 48, 56, 64, 80, 96,  112, 128, 160, 192, 224, 256, 320}
}
};

const int UMC::MPEGAChannels[]={2,2,2,1};

const int UMC::AC3Fequency[] = { 48000,44100,32000 };

const int UMC::AC3FequencyExt[] =
{
    48000, 44100, 32000,
    0,
    48000, 48000, 44100,48000
};

const UMC::frmsize_t UMC::AC3FrameSize[] = {
      { 32  ,{ 64  ,69   ,96   } },{ 32  ,{ 64  ,70   ,96   } },
      { 40  ,{ 80  ,87   ,120  } },{ 40  ,{ 80  ,88   ,120  } },
      { 48  ,{ 96  ,104  ,144  } },{ 48  ,{ 96  ,105  ,144  } },
      { 56  ,{ 112 ,121  ,168  } },{ 56  ,{ 112 ,122  ,168  } },
      { 64  ,{ 128 ,139  ,192  } },{ 64  ,{ 128 ,140  ,192  } },
      { 80  ,{ 160 ,174  ,240  } },{ 80  ,{ 160 ,175  ,240  } },
      { 96  ,{ 192 ,208  ,288  } },{ 96  ,{ 192 ,209  ,288  } },
      { 112 ,{ 224 ,243  ,336  } },{ 112 ,{ 224 ,244  ,336  } },
      { 128 ,{ 256 ,278  ,384  } },{ 128 ,{ 256 ,279  ,384  } },
      { 160 ,{ 320 ,348  ,480  } },{ 160 ,{ 320 ,349  ,480  } },
      { 192 ,{ 384 ,417  ,576  } },{ 192 ,{ 384 ,418  ,576  } },
      { 224 ,{ 448 ,487  ,672  } },{ 224 ,{ 448 ,488  ,672  } },
      { 256 ,{ 512 ,557  ,768  } },{ 256 ,{ 512 ,558  ,768  } },
      { 320 ,{ 640 ,696  ,960  } },{ 320 ,{ 640 ,697  ,960  } },
      { 384 ,{ 768 ,835  ,1152 } },{ 384 ,{ 768 ,836  ,1152 } },
      { 448 ,{ 896 ,975  ,1344 } },{ 448 ,{896  ,976  ,1344 } },
      { 512 ,{1024 ,1114 ,1536 } },{ 512 ,{1024 ,1115 ,1536 } },
      { 576 ,{1152 ,1253 ,1728 } },{ 576 ,{1152 ,1254 ,1728 } },
      { 640 ,{1280 ,1393 ,1920 } },{ 640 ,{1280 ,1394 ,1920 } }};

const int UMC::AC3NumChannels[] = {
    2, 1, 2, 3, 3,
    4, 4, 5, 1, 2,
    3, 4, 5, 6
};
/*
int AC3BitRateTbl[] =
{
    32, 40, 48, 56,
    64, 80, 96, 112,
    128,160,192,224,
    256,320,384,448,
    512,576,640,
    32, 40, 48, 56,
    64, 80, 96, 112,
    128,160,192,224,
    256,320,384,448,
    512,576,640
};
*/