?? audioplayer.jad
字號:
package collegesoft.audio.play;
import java.io.*;
import java.util.*;
import sun.audio.*;
import collegesoft.util.*;
import collegesoft.audio.*;
public class AudioPlayer extends InputStream implements Runnable{
public static final short MIN_WORD=-32768;
public static final short MAX_WORD=32767;
public static final short gsm_FAC[]={18431,20479,22527,24575,26623,28671,30719,32767};
public static final short gsm_QLB[]={3277,11469,21299,32767};
private static final int MAX_FRAME_READ=100;
public static final short FRAME_SIZE=33;
private static final int chunk_size=3300;
private short dp0[]=new short[280];
private short u[]=new short[8];;
private short LARpp[][]=new short[2][8];
private short j;
private short nrp=40;
private short v[]=new short[9];
private short msr;
private InputStream player_input;
/////////////////////////////////////////////
private Vector listeners=new Vector();
private OutputStream po;
private InputStream pi;
private boolean pause=true;
private static boolean playing=false;
private static AudioStream audiostream=null;
//////////
int len=165;
boolean readOver=true;
int c=0;
int[] b={-40,32,-94,-31,90,80,0,73,36,-110,73,36};
long test;
byte[] data=new byte[1200];
//boolean readdataOver=false;
boolean decoded=false;
int decodelen=0;
byte ttt[]=new byte[33];
public AudioPlayer(){
// for(int i=0;i<1200;i++)data[i]=127;
/* int i=0x2e736e64;
byte byte0=32;
byte byte1=-1;
int j=1;
char c='\u1F40';
int k=1;
byte byte2=24;
data[0]=(byte)(i>>>24&0xff);
data[1]=(byte)(i>>>16&0xff);
data[2]=(byte)(i>>>8&0xff);
data[3]=(byte)(i&0xff);
//au file's location
data[4]=(byte)(byte0>>>24&0xff);
data[5]=(byte)(byte0>>>16&0xff);
data[6]=(byte)(byte0>>>8&0xff);
data[7]=(byte)(byte0&0xff);
//au file's samples
data[8]=(byte)(byte1>>>24&0xff);
data[9]=(byte)(byte1>>>16&0xff);
data[10]=(byte)(byte1>>>8&0xff);
data[11]=(byte)(byte1&0xff);
//au file's format
data[12]=(byte)(j>>>24&0xff);
data[13]=(byte)(j>>>16&0xff);
data[14]=(byte)(j>>>8&0xff);
data[15]=(byte)(j&0xff);
//au file's rate
data[16]=(byte)(c>>>24&0xff);
data[17]=(byte)(c>>>16&0xff);
data[18]=(byte)(c>>>8&0xff);
data[19]=(byte)(c&0xff);
//au file's channels
data[20]=(byte)(k>>>24&0xff);
data[21]=(byte)(k>>>16&0xff);
data[22]=(byte)(k>>>8&0xff);
data[23]=(byte)(k&0xff);
//au file's info
for(int l=byte2;l<byte0;l++)data[l]=(byte)0;*/
}
////////////////
////////////////////////
public int read()throws IOException{
throw new IOException("Unsupported version of read() who did that ?");
}
public int read1()throws IOException{
int rt=-1;
while(true){
if(!readOver){
rt=player_input.read();
c++;
readOver=(c==len);
return rt;
}else{
if(c==len){
rt=player_input.read();
if(rt==-1)throw new IOException("READ_STREAM_OVER");
if(rt>1)throw new IOException("READ_STREAM_ERROR");
c=0;
readOver=(rt==0);
}else{
c++;
return rt(c-1);
}
}
}
}
public int read1(byte abyte0[], int i, int j)throws IOException{
if(j<=0)return 0;
int k=read1();
if(k==-1)return -1;
abyte0[i]=(byte)k;
int i1=1;
try{
while(i1<j){
int l=read1();
if(l==-1)break;
if(abyte0!=null)abyte0[i+i1]=(byte)l;
i1++;
}
}catch(IOException _ex){}
return i1;
}
public int read(byte abyte0[], int i1, int j1)throws IOException{
//if(!decoded)System.arraycopy(data,32,abyte0,0,400);
//else System.arraycopy(data,432,abyte0,0,400);
decoded=false;
while(!decoded){
get_frame(ttt,0);
process_decode(1,ttt,null);
}
decoded=false;
System.arraycopy(data,32,abyte0,0,400);
//System.out.println("read Data i1(start)="+i1+",j1(length)="+j1+","+(System.currentTimeMillis()-test));//k+","+l);
//test=System.currentTimeMillis();
//for(int i=i1;i<i1+j1;i++)data[i1]=(byte)(i*Math.random()*128);
//System.arraycopy(data, 32, abyte0, i1, j1);
return j1;
}
public int rt(int i){
int x=i%33;
if(x<12)return b[x];
else return b[5+((x-12)%7)];
}
///////////////////////////
public void addAudioPlayListener(AudioPlayListener lter){
listeners.addElement(lter);
}
synchronized void notifyListener(int type){
AudioPlayEvent evt=new AudioPlayEvent(type);
for(Enumeration enu=listeners.elements();enu.hasMoreElements();)
((AudioPlayListener)enu.nextElement()).onAudioPlayEvent(evt);
}
public static void writeAudataerTo(OutputStream out)throws IOException{
int i=0x2e736e64;
byte byte0=32;
byte byte1=-1;
int j=1;
char c='\u1F40';
int k=1;
byte byte2=24;
//au file's id
out.write(i>>>24&0xff);
out.write(i>>>16&0xff);
out.write(i>>>8&0xff);
out.write(i&0xff);
//au file's location
out.write(byte0>>>24&0xff);
out.write(byte0>>>16&0xff);
out.write(byte0>>>8&0xff);
out.write(byte0&0xff);
//au file's samples
out.write(byte1>>>24&0xff);
out.write(byte1>>>16&0xff);
out.write(byte1>>>8&0xff);
out.write(byte1&0xff);
//au file's format
out.write(j>>>24&0xff);
out.write(j>>>16&0xff);
out.write(j>>>8&0xff);
out.write(j&0xff);
//au file's rate
out.write(c>>>24&0xff);
out.write(c>>>16&0xff);
out.write(c>>>8&0xff);
out.write(c&0xff);
//au file's channels
out.write(k>>>24&0xff);
out.write(k>>>16&0xff);
out.write(k>>>8&0xff);
out.write(k&0xff);
//au file's info
for(int l=byte2;l<byte0;l++)out.write(0);
}
public void run(){
try{
System.out.println("playing.---....");
process_frame(po);
System.out.println("play over.---....");
notifyListener(AudioPlayEvent.PLAY_OVER);
playing=false;
}catch(IOException e){
if("READ_STREAM_ERROR".equalsIgnoreCase(e.getMessage())){
notifyListener(AudioPlayEvent.PLAY_ERR);
}else if("READ_STREAM_OVER".equalsIgnoreCase(e.getMessage())){
notifyListener(AudioPlayEvent.PLAY_OVER);
}else notifyListener(AudioPlayEvent.PLAY_ERR);
playing=false;
System.out.println("io_"+e.toString());
}
}
/////////////////////////////////////////////////////
/////////////////////////////////////////////////////
/////////////////////////////////////////////////////
/////////////////////////////////////////////////////
public void suspend_play(){
pause=true;
}
public void resume_play(){
if(!pause)return;
pause=false;
}
public void stop_play(){
try{
if(po!=null){
po.close();
po=null;
}
if(pi!=null){
pi.close();
pi=null;
}
}catch(Exception e){}
sun.audio.AudioPlayer.player.stop(audiostream);
playing=false;
}
public void start_play(InputStream inp){
this.player_input=inp;
try{
if(po!=null){
po.close();
po=null;
}
}catch(Exception e){}
try{
if(pi!=null){
pi.close();
pi=null;
}
}catch(Exception e){}
try{
audiostream.close();
audiostream=null;
}catch(Exception ee){}
try{
po=new PipeOutputStream();
pi=new PipeInputStream((PipeOutputStream)po,8192);
writeAudataerTo(po);
// audiostream=new AudioStream(pi);
// sun.audio.AudioPlayer.player.stop(audiostream);
// sun.audio.AudioPlayer.player.start(audiostream);
sun.audio.AudioPlayer.player.stop(this);
sun.audio.AudioPlayer.player.start(this);
playing=true;
// new Thread(this).start();
}catch(Exception e){}
}
/////////////////////////////////////////////////////
/////////////////////////////////////////////////////
/////////////////////////////////////////////////////
/////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////
public void process_frame(OutputStream outputstream) throws IOException{
byte abyte0[]=new byte[165];
boolean flag=false;
int k=0;
for(int l=0;k!=-1;l=0){
for(int i=0;i<5&&k!=-1;i++){//讀0.1秒數據
k=get_frame(abyte0,l);
if(k!=-1)l+=k;
}
if(k!=-1)process_decode(5,abyte0,outputstream);
else{
if(k==-1&&l<165){
int i1=l/33;
process_decode(i1,abyte0,outputstream);
}
}
}
}
private int get_frame(byte abyte0[],int i) throws IOException{
int k=33;
int l=0;
int i1;
for(i1=read1(abyte0,i+l,k);i1>0&&i1<k;i1=read1(abyte0,i+l,k)){
l+=i1;
k-=i1;
}
if(i1<0)return i1;
else return i1+l;
}
private void process_decode(int i,byte abyte0[],OutputStream outputstream) throws IOException{
byte abyte1[]=new byte[33];
int l=0;
for(int k=0;k<i;k++){
System.arraycopy(abyte0,l,abyte1,0,33);
l+=33;
int ai[]=gsm_decode_java(abyte1);
ulaw_output(outputstream,ai);
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