91av视频/亚洲h视频/操亚洲美女/外国一级黄色毛片 - 国产三级三级三级三级

  • 大小: 43KB
    文件類型: .rar
    金幣: 2
    下載: 0 次
    發布日期: 2021-06-06
  • 語言: 其他
  • 標簽:

資源簡介

讀取MP4文件 解析MP4文件結構,獲取各個box屬性

資源截圖

代碼片段和文件信息

#include?“StdAfx.h“
#include?“Mp4Box.h“
#include?“Single.h“

#ifndef?FREE
#define?FREE(p)?if?(p)?free(p);?p?=?NULL;
#endif
#ifndef?ZERO
#define?ZERO(p)?memset(&p0sizeof?(p));
#endif

CMp4Box::CMp4Box(void)
{
memset?(&m_Header?0?sizeof?(m_Header));
m_Header.nSize?=?sizeof?(m_Header);
}

CMp4Box::~CMp4Box(void)
{
}
int?CMp4Box::Read?(FILE?*pFile)
{
if?(NULL?==?pFile)
return?-1;
fread?(&m_Header?1?sizeof?(m_Header)?pFile);
return?sizeof(m_Header);
}
int?CMp4Box::Write?(FILE?*pFile)
{
if?(NULL?==?pFile)
return?-1;
fwrite?(&m_Header?1?sizeof?(m_Header)?pFile);
return?sizeof(m_Header);
}
CMp4Ftyp::CMp4Ftyp()
{
m_nMajor?=?1;
m_nMinor?=?1;
m_nCount?=?0;
memset?(m_nCompatible?0?sizeof?(m_nCompatible));
memcpy?(&m_Header.nType?“ftyp“?sizeof(m_Header.nType));

}
CMp4Ftyp::~CMp4Ftyp()
{

}
int?CMp4Ftyp::Read?(FILE?*pFile)
{
if?(NULL?==?pFile)
return?-1;
int?nRet?=?0;
int?nRead?=?0;

nRead?=?fread?(&m_nMajor?1?sizeof?(m_nMajor)?pFile);
nRet?+=?nRead;

nRead?=?fread?(&m_nMinor?1?sizeof?(m_nMinor)?pFile);
nRet?+=?nRead;

m_nCount?=?(m_Header.nSize?-?sizeof?(m_nMajor)?-?sizeof?(m_nMinor))?/?sizeof(uint32_t);
if?(m_nCount?>?0)
{
int??nLastCount?=?0;
if?(?m_nCount?>=?10)
{
nLastCount?=?m_nCount?-?10;
m_nCount?=?10;
}

nRead?=?fread?(m_nCompatible?1?sizeof?(m_nCompatible[0])?*?m_nCount?pFile);
nRet?+=?nRead;
if?(nLastCount?>?0)
{
nRead?=?sizeof?(m_nCompatible[0])?*?nLastCount;
fseek?(pFile?nRead?SEEK_CUR);
nRet?+=?nRead;
}
}

return?nRet;
}
int?CMp4Ftyp::Write?(FILE?*pFile)
{
if?(NULL?==?pFile)
return?-1;
int?nRet?=?0;

m_Header.nSize?=?sizeof?(m_Header)?+?sizeof?(m_nMajor)?+?sizeof?(m_nMinor)?+?sizeof?(m_nCompatible[0])?*?m_nCount;

// m_Header.nSize?=?ConvertEndian();
nRet?=?fwrite(&m_Header?sizeof(m_Header)?1?pFile?);
return?nRet;
}


CMp4UserData::CMp4UserData()
{
memcpy?(&m_Header.nType?“udta“?sizeof(m_Header.nType));
}
CMp4UserData::~CMp4UserData()
{

}

int?CMp4UserData::Read?(FILE?*pFile)
{
return?0;
}
int?CMp4UserData::Write?(FILE?*pFile)
{
return?0;
}
/****************************************************/
/*?Moov?box
/*
/****************************************************/
//?moov
CMp4Moov::CMp4Moov()
{
m_nTrackCount?=?0;
memcpy?(&m_Header.nType?“moov“?sizeof(m_Header.nType));
}
CMp4Moov::~CMp4Moov()
{

}
int?CMp4Moov::Read?(FILE?*f?)
{
if?(NULL?==?f?)
return?-1;
int?nRet?=?0;

CMp4Trak?track;
CMp4Trak?*pTrack?=?NULL;
CMp4UserData?udta;

unsigned?char?p[5];?????????????????????????
int?nInnerSize?=?0;
int?nSubBoxSize?=?0;
int?nCusPos?=?ftell(?f);
int?nMoovDataSize?=?m_Header.nSize;
do
{
fseek(?f?nCusPos?SEEK_SET);

MP4_HEADER?Header;
int?nRead?=?fread?(&Header?1??BOX_HEAD_SIZE??f?);?//?sizeof?(Header)
nRet?+=?nRead;
nSubBoxSize?=?Single::Instance().PrintBoxHeadInfo(Heade

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件??????????0??2012-04-05?17:17??Mp4Parse\Mp4Parse\audio

?????文件??????32316??2012-04-12?15:10??Mp4Parse\Mp4Parse\Mp4Box.cpp

?????文件??????14968??2012-04-12?15:10??Mp4Parse\Mp4Parse\Mp4Box.h

?????文件????????541??2012-04-12?15:10??Mp4Parse\Mp4Parse\Mp4Parse.cpp

?????文件???????5069??2012-03-28?16:21??Mp4Parse\Mp4Parse\Mp4Parse.vcproj

?????文件???????1427??2012-03-30?11:05??Mp4Parse\Mp4Parse\Mp4Parse.vcproj.DHCC-8882492B3D.dch.user

?????文件???????1427??2012-04-12?15:12??Mp4Parse\Mp4Parse\Mp4Parse.vcproj.WWW-4A86108C845.Administrator.user

?????文件???????3274??2012-04-12?15:11??Mp4Parse\Mp4Parse\Mp4RW.cpp

?????文件???????1059??2012-04-11?16:01??Mp4Parse\Mp4Parse\Mp4RW.h

?????文件??????34218??2012-04-12?15:10??Mp4Parse\Mp4Parse\mp4_boxes.cpp

?????文件???????7547??2012-04-01?16:30??Mp4Parse\Mp4Parse\mp4_boxes.h

?????文件???????1372??2012-02-13?14:47??Mp4Parse\Mp4Parse\portable.h

?????文件???????1308??2012-02-13?14:36??Mp4Parse\Mp4Parse\ReadMe.txt

?????文件???????1276??2012-04-05?15:54??Mp4Parse\Mp4Parse\Single.cpp

?????文件???????1220??2012-04-05?16:27??Mp4Parse\Mp4Parse\Single.h

?????文件????????295??2012-02-13?14:36??Mp4Parse\Mp4Parse\stdafx.cpp

?????文件????????320??2012-02-13?14:36??Mp4Parse\Mp4Parse\stdafx.h

?????文件????????765??2012-02-13?14:36??Mp4Parse\Mp4Parse\targetver.h

?????文件???????3570??2012-04-10?15:09??Mp4Parse\Mp4Parse\Utls.h

?????文件??????????0??2012-04-05?17:17??Mp4Parse\Mp4Parse\video

?????文件??????34656??2012-03-21?10:25??Mp4Parse\Mp4Parse\復件?Mp4File.cpp

?????文件???????7196??2012-03-21?10:23??Mp4Parse\Mp4Parse\復件?Mp4File.h

?????文件????????890??2012-02-13?14:36??Mp4Parse\Mp4Parse.sln

????..A..H.?????49664??2012-04-12?15:12??Mp4Parse\Mp4Parse.suo

?????目錄??????????0??2012-04-12?15:12??Mp4Parse\Mp4Parse

?????目錄??????????0??2012-04-12?15:12??Mp4Parse

-----------?---------??----------?-----??----

???????????????204378????????????????????26


評論

共有 條評論

相關資源