Java implementation read Flash's SWF file properties

/**
Flashattrib.java
*/

Package picattrib;

Import java.io.IOException;
Import Java.io.FileInputStream;

public class Flashattrib {
Public Flashattrib () {
}

public static void Main (string[] args) {
Flashattrib flashattrib = new Flashattrib ();
Byte[] Bb=null;
Image1 im = null;
try {
Bb=flashattrib.readfromfile ("d://aa.swf");
im = Flashattrib.getattrib (BB);
System.out.println (Im.getwidth ());
System.out.println (Im.gethight ());
Bb=flashattrib.readfromfile ("d://bb.swf");
im = Flashattrib.getattrib (BB);
System.out.println (Im.getwidth ());
System.out.println (Im.gethight ());
Bb=flashattrib.readfromfile ("d://bb.swf");
im = Flashattrib.getattrib (BB);
System.out.println (Im.getwidth ());
System.out.println (Im.gethight ());
catch (IOException Ex1) {
System.out.println (EX1);
}
System.out.println (Im.getwidth ());
System.out.println (Im.gethight ());
/*
BYTE aa=0;
for (int i=0;i<260;i++) {
System.out.println (Flashattrib.getint (aa++));
}
*/
}
/**
* @param BB byte[]
* @param start int
* @param Leng int
* @return int
*/
public int Getweizhi (int start,int weizhi,int leng,byte[] bb) {
int aa=0;
if (weizhi==0) {
Aa=getint (Bb[start]);
for (int i=1;i<leng;i++) {
aa*=256;
int Cc=getint (bb[start+i]);
AA+=CC;
}
}else{
Aa=getint (Bb[start])%16;
aa*=256;
Aa+=getint (bb[start+1]);
aa*=16;
Aa+=getint (bb[start+2])/16;
}
return AA;
}
Public Image1 getattrib (byte[] bb) {
Image1 im=new image1 ();
Flash file wide and high position is not fixed, divided into 8 kinds, according to the value of 9th, to determine the current Flash file specific width and height position
16 in-System 50,58,60,68,70,78,80,88
Switch (Bb[8]) {
Case 80:im.setwidth (Getweizhi (9,0,2,BB)/10);
Im.sethight (Getweizhi (11,1,2,BB)/10);
Break
Case 88:im.setwidth (Getweizhi (9,1,2,BB)/40);
Im.sethight (Getweizhi (12,0,2,BB)/10);
Break
Case 96:im.setwidth (Getweizhi (9,1,2,BB)/10);
Im.sethight (Getweizhi (12,1,2,BB)/10);
Break
Case 104:im.setwidth (Getweizhi (10,0,2,BB)/40);
Im.sethight (Getweizhi (13,0,2,BB)/10);
Break
Case 112:im.setwidth (Getweizhi (10,0,2,BB)/10);
Im.sethight (Getweizhi (13,1,2,BB)/10);
Break
Case 120:im.setwidth (Getweizhi (10,1,2,BB)/40);
Im.sethight (Getweizhi (14,0,2,BB)/10);
Break
Case-128:im.setwidth (Getweizhi (10,1,2,BB)/10);
Im.sethight (Getweizhi (14,1,2,BB)/10);
Break
Case-120:im.setwidth (Getweizhi (10,0,3,BB)/40);
Im.sethight (Getweizhi (15,0,2,BB)/10);
Break

}
return im;
}
public int getInt (byte bb) {
if (bb>=0) return BB;
else return 256+BB;
}
private static byte[] ReadFromFile (String fileName) throws IOException
{
Picsmodel model = NULL;
FileInputStream fin = new FileInputStream (fileName);
byte [] buf = new byte[fin.available ()];
Fin.read (BUF);
Fin.close ();
return buf;
}
}
/*
Image1.java
*/
Package picattrib;

public class Image1 {
private int width;
private int hight;
private int Leng;
Public Image1 () {
try {
Jbinit ();
catch (Exception ex) {
Ex.printstacktrace ();
}
}

public static void Main (string[] args) {
Image1 image1 = new Image1 ();
}

private void Jbinit () throws Exception {
}

public void setwidth (int width) {
This.width = width;
}

public void sethight (int hight) {
This.hight = hight;
}

public void Setleng (int leng) {
This.leng = Leng;
}

public int getwidth () {
return width;
}

public int gethight () {
return hight;
}

public int Getleng () {
Return Leng;
}
}
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