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資源簡(jiǎn)介

自己原創(chuàng)的一個(gè)讀取seg2的程序。結(jié)果生成了一個(gè)txt的文件，保存了每個(gè)道中的所有采樣點(diǎn)的數(shù)據(jù)。運(yùn)行窗口顯示道頭字符串。程序可以運(yùn)行出來(lái)，雖然還不完善，但是對(duì)大家會(huì)有很大的幫助。。好好看。讀者可以自己再繼續(xù)改。

資源截圖

代碼片段和文件信息 

//?seg2讀取程序.cpp?:?Defines?the?entry?point?for?the?console?application.
//
//?讀取seg2.cpp?:?Defines?the?entry?point?for?the?console?application.
//

#include?“stdafx.h“
#include
#include
#include
#include
#include?
//#include
//#include?

?
using?namespace?std;

vector?>?tb_all?;//存儲(chǔ)多道數(shù)據(jù)的容器
vectortb;??????????//存儲(chǔ)單道數(shù)據(jù)的容器
vector?>?tb_st_all;//存儲(chǔ)道頭中字符串
vector?c;???????????//單個(gè)字符串中的字符
vectortp;????????????//存儲(chǔ)道頭（trace?pointer）指針的容器
vector::iterator?tp_iter;????//容器的指針
//map?sb?;??//存儲(chǔ)道頭中的字符串
//map::const_iterator?it_note?;//map的指針
?int?data[]={0};
int?jksum;
long?int?d;
char?chdata_format?;
int?block_id=0x3a55;
unsigned?short?int?n_traces?;????????//道數(shù)
unsigned?short?int?sizeof_tdb;?????//道頭的尺寸
unsigned?long?int?sizeof_db;
unsigned?short?int?n_sample;?????????//采樣點(diǎn)數(shù)
unsigned?short?int?shot_number;??????//炮號(hào)
double?dt?;		?????????????????????//?采樣間距?（seconds）.
int?rec_location;????????????????????//檢波點(diǎn)位置
int?soc_location;????????????????????//炮點(diǎn)位置?


int?main（）
{
	//在文件頭讀取道數(shù)和道指針
????ifstream?infile（“e030c.dat“ios::binary|ios::in）;
	ofstream?ofile（“e030c.txt“ios::out）;

	infile.seekg（0ios_base::beg）;
		
	??infile.read（?（char*）?&block_id?sizeof（block_id）?）;//讀取道頭標(biāo)志
	??if（block_id!=0x553A）
??????{
		??cout<riptor?block?the?block?id?is?incorrect.“
	???????<<“it?isn‘t?seg2?fomate“<	??}

???//??else
	//?{

	???infile.seekg（6ios_base::beg）;
	???infile.read（?（char*）?&n_traces?sizeof（n_traces）?）?;//讀取道數(shù)
????????
	???//讀取道頭指針
??????infile.seekg（32ios_base::beg）;
	??for（unsigned?short?int?i=0;i?!=?n_traces;i++）
	??{
			infile.read（?（char*）?&j?sizeof（j）?）;
????????????tp.push_back（j）;
		}

	?cout<<“the?number?of?traces?is:“<
???//??infile.close（）;

???//----------------------------------------------------------------------------------
	?//下面進(jìn)入道頭塊讀取數(shù)據(jù)
????//??infile.open（“e030c.dat“ios::in）;

	??
?????for（i=0;i	?{
		
	????infile.seekg（tp[i]ios_base::beg）;//道頭開始位置
????????infile.seekg（2+tp[i]ios_base::beg）;//道頭尺寸塊起始位置
????????infile.read（（char*）?&sizeof_tdbsizeof（sizeof_tdb））;//讀取道頭i+1的尺寸
	????infile.read（?（char*）?&sizeof_db?sizeof（sizeof_db）?）?;//讀取數(shù)據(jù)段的長(zhǎng)度
????????infile.seekg（8+tp[i]ios_base::beg）;
????????infile.read（?（char*）?&n_sample?sizeof（n_sample）?）?;//讀取采樣點(diǎn)數(shù)（/道）
???????//?infile.read（（char*）&data_format?sizeof（data_format）?）?;//讀取數(shù)據(jù)格式（0x01、0x02）

???????
	??/*?	infile.seekg（32+tp[i]ios_base::beg）;
????????streampos?here?=?infile.tellg（）;
		cout<<“trace??“<		while（static_cast（here）<（sizeof_tdb+tp[i]））
		{
??????????streampos?here?=?infile.tellg（）;
		??infile.read（（char?*）?&chsizeof（ch））;
		??cout<		}
		cout<?????*/


		//讀取道頭中字符串
		??infile.seekg（32+tp[i]ios_base::beg）;

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----

?????文件????????667??2010-04-30?09:27??seg2讀取程序\StdAfx.h

?????文件????????299??2010-04-30?09:27??seg2讀取程序\StdAfx.cpp

?????文件???????1244??2010-04-30?09:27??seg2讀取程序\ReadMe.txt

?????文件???????4610??2010-04-30?09:27??seg2讀取程序\seg2讀取程序.dsp

?????文件????????532??2010-04-30?09:27??seg2讀取程序\seg2讀取程序.dsw

?????文件??????33792??2010-04-30?09:49??seg2讀取程序\seg2讀取程序.ncb

?????文件??????82944??2010-04-30?09:48??seg2讀取程序\Debug\vc60.idb

?????文件?????187048??2010-04-30?09:28??seg2讀取程序\Debug\seg2讀取程序.pch

?????文件?????151552??2010-04-30?09:48??seg2讀取程序\Debug\vc60.pdb

?????文件???????1862??2010-04-30?09:28??seg2讀取程序\Debug\StdAfx.obj

?????文件?????589912??2010-04-30?09:48??seg2讀取程序\Debug\seg2讀取程序.exe

?????文件????1180672??2010-04-30?09:48??seg2讀取程序\Debug\seg2讀取程序.pdb

?????文件?????389168??2010-04-30?09:48??seg2讀取程序\Debug\seg2讀取程序.obj

?????文件?????847784??2010-04-30?09:48??seg2讀取程序\Debug\seg2讀取程序.ilk

?????文件??????????0??2010-04-30?09:48??seg2讀取程序\e030c.txt

?????文件?????407904??2003-03-05?10:41??seg2讀取程序\e030c.dat

?????文件???????1389??2010-04-30?09:48??seg2讀取程序\seg2讀取程序.plg

?????文件???????5110??2010-04-30?09:48??seg2讀取程序\seg2讀取程序.cpp

?????文件??????48640??2010-04-30?09:49??seg2讀取程序\seg2讀取程序.opt

?????目錄??????????0??2010-04-30?09:27??seg2讀取程序\Debug

?????目錄??????????0??2010-04-30?09:26??seg2讀取程序

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

??????????????3935129????????????????????21


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