swftagdumper.java

java和flash混合编程

/****************************************************************
 * Copyright (c) 2001, David N. Main, All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or
 * without modification, are permitted provided that the 
 * following conditions are met:
 *
 * 1. Redistributions of source code must retain the above 
 * copyright notice, this list of conditions and the following 
 * disclaimer. 
 * 
 * 2. Redistributions in binary form must reproduce the above 
 * copyright notice, this list of conditions and the following 
 * disclaimer in the documentation and/or other materials 
 * provided with the distribution.
 * 
 * 3. The name of the author may not be used to endorse or 
 * promote products derived from this software without specific 
 * prior written permission. 
 * 
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY 
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A 
 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 
 * AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 
 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, 
 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 ****************************************************************/
package com.anotherbigidea.flash.writers;

import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.PrintWriter;
import java.util.Enumeration;
import java.util.Vector;

import org.epistem.util.Hex;

import com.anotherbigidea.flash.SWFConstants;
import com.anotherbigidea.flash.interfaces.SWFActions;
import com.anotherbigidea.flash.interfaces.SWFFileSignature;
import com.anotherbigidea.flash.interfaces.SWFShape;
import com.anotherbigidea.flash.interfaces.SWFTagTypes;
import com.anotherbigidea.flash.interfaces.SWFTags;
import com.anotherbigidea.flash.interfaces.SWFText;
import com.anotherbigidea.flash.interfaces.SWFVectors;
import com.anotherbigidea.flash.readers.SWFReader;
import com.anotherbigidea.flash.readers.TagParser;
import com.anotherbigidea.flash.structs.AlphaColor;
import com.anotherbigidea.flash.structs.AlphaTransform;
import com.anotherbigidea.flash.structs.ButtonRecord;
import com.anotherbigidea.flash.structs.ButtonRecord2;
import com.anotherbigidea.flash.structs.Color;
import com.anotherbigidea.flash.structs.ColorTransform;
import com.anotherbigidea.flash.structs.Matrix;
import com.anotherbigidea.flash.structs.Rect;
import com.anotherbigidea.flash.structs.SoundInfo;
import com.anotherbigidea.flash.video.ScreenVideoPacket;
import com.anotherbigidea.io.InStream;

/**
 * An implementation of the SWFTagTypes interface that produces a debug dump
 */
public class SWFTagDumper 
	implements SWFTagTypes, SWFShape, SWFText, SWFFileSignature 
{
    protected PrintWriter writer;
    protected String dashes = "---------------";
    protected boolean dumpHex;
    protected String indent = "";
    protected boolean decompileActions = false;
    
    /** 
     * Dump to System.out
     * @param dumpHex if true then binary data will dumped as hex - otherwise skipped
     */
    public SWFTagDumper( boolean dumpHex, boolean decompileActions )
    {
        this( System.out, dumpHex, decompileActions );
    }
    
    /**
     * Dump to the given output stream
     * @param dumpHex if true then binary data will dumped as hex - otherwise skipped
     */
    public SWFTagDumper( OutputStream out, 
                         boolean dumpHex, 
                         boolean decompileActions )
    {
        writer = new PrintWriter( out );
        this.dumpHex = dumpHex;
        this.decompileActions = decompileActions;
    }
    
    public SWFTagDumper( PrintWriter writer, 
                         boolean dumpHex, 
                         boolean decompileActions )
    {
        this.writer = writer;
        this.dumpHex = dumpHex;
        this.decompileActions = decompileActions;
    }

	/**
	 * @see SWFFileSignature#signature(String)
	 */
	public void signature( String sig ) {
		println( "signature: " + sig );
	}

    protected void println( String line )
    {
        writer.println( indent + line );
    }
    
    protected void print( String s )
    {
        writer.print( s );
    }
    
    /**
     * SWFTags interface
     */    
    public void tag( int tagType, boolean longTag, byte[] contents ) 
        throws IOException
    {
        println( "Tag " + tagType + " length=" + contents.length );
        
        if( dumpHex )
        {
            Hex.dump( writer, contents, 0L, indent + "    ", false );
            println( dashes );
        }
    }

    /**
     * SWFHeader interface.
     */
    public void header( int version, long length,
                        int twipsWidth, int twipsHeight,
                        int frameRate, int frameCount ) throws IOException
    {
        println( "header: version=" + version + 
                 " length=" + length + " width=" + twipsWidth +
                 " height=" + twipsHeight + " rate=" + frameRate +
                 " frame-count=" + frameCount );
    }
    
    /**
     * SWFTagTypes interface
     */
    public void tagEnd() throws IOException
    {
        println( "end" );
        println( dashes );
    }

    /**
     * SWFTagTypes interface
     */
    public void tagStartSound( int soundId, SoundInfo info ) throws IOException
    {
        println( "start-sound id=" + soundId + " " + info );
    }
    
    /**
     * SWFTagTypes interface
     */
    public void tagSoundStreamHead( 
        int playbackFrequency, boolean playback16bit, boolean playbackStereo,
        int streamFormat, int streamFrequency, boolean stream16bit, boolean streamStereo,
        int averageSampleCount ) throws IOException
    {
        printSoundStreamHead( "sound-stream-head", 
            playbackFrequency, playback16bit, playbackStereo,
            streamFormat, streamFrequency, stream16bit, streamStereo,
            averageSampleCount );
    }
    
    /**
     * SWFTagTypes interface
     */
    public void tagSoundStreamHead2( 
        int playbackFrequency, boolean playback16bit, boolean playbackStereo,
        int streamFormat, int streamFrequency, boolean stream16bit, boolean streamStereo,
        int averageSampleCount ) throws IOException
    {
        printSoundStreamHead( "sound-stream-head-2", 
            playbackFrequency, playback16bit, playbackStereo,
            streamFormat, streamFrequency, stream16bit, streamStereo,
            averageSampleCount );
    }
    
    public void printSoundStreamHead( String name,
        int playbackFrequency, boolean playback16bit, boolean playbackStereo,
        int streamFormat, int streamFrequency, boolean stream16bit, boolean streamStereo,
        int averageSampleCount ) throws IOException
    {
        String playFreq = "5.5";
        if( playbackFrequency == SWFConstants.SOUND_FREQ_11KHZ ) playFreq = "11";
        if( playbackFrequency == SWFConstants.SOUND_FREQ_22KHZ ) playFreq = "22";
        if( playbackFrequency == SWFConstants.SOUND_FREQ_44KHZ ) playFreq = "44";
        
        String streamFreq = "5.5";
        if( streamFrequency == SWFConstants.SOUND_FREQ_11KHZ ) streamFreq = "11";
        if( streamFrequency == SWFConstants.SOUND_FREQ_22KHZ ) streamFreq = "22";
        if( streamFrequency == SWFConstants.SOUND_FREQ_44KHZ ) streamFreq = "44";        
        
        String format = "RawSamples";
        if( streamFormat == SWFConstants.SOUND_FORMAT_ADPCM ) format = "ADPCM";
        if( streamFormat == SWFConstants.SOUND_FORMAT_MP3   ) format = "MP3";
        
        println( name + " play at " + playFreq + "kHz stereo=" + playbackStereo +
                 " 16bit=" + playback16bit + " | Stream at " + streamFreq +
                 "kHz format=" + format + " stereo=" + streamStereo +
                 " 16bit=" + stream16bit + " Avg-Samples=" + averageSampleCount );
    }
    
    
    /**
     * SWFTagTypes interface
     */
    public void tagSoundStreamBlock( byte[] soundData ) throws IOException
    {
        println( "sound-stream-block" );
        
        if( dumpHex )
        {
            Hex.dump( writer, soundData, 0L, indent + "    ", false );
            println( dashes );
        }        
    }    
    
    /**
     * SWFTagTypes interface
     */
    public void tagSerialNumber( String serialNumber ) throws IOException
    {
        println( "serial number =" + serialNumber );       
    }    
                                                              
    
    /**
     * SWFTagTypes interface
     */
    public void tagGenerator( byte[] data ) throws IOException
    {
        println( "generator tag" );
        
        if( dumpHex )
        {
            Hex.dump( writer, data, 0L, indent + "    ", false );
            println( dashes );
        }        
    }       
    
    /**
     * SWFTagTypes interface
     */
    public void tagGeneratorText( byte[] data ) throws IOException
    {
        println( "generator text" );
        
        if( dumpHex )
        {
            Hex.dump( writer, data, 0L, indent + "    ", false );
            println( dashes );
        }        
    }        
    
    /**
     * SWFTagTypes interface
     */
    public void tagGeneratorFont( byte[] data ) throws IOException
    {
        println( "generator font" );
        
        if( dumpHex )
        {
            Hex.dump( writer, data, 0L, indent + "    ", false );
            println( dashes );
        }        
    }    
    
    /**
     * SWFTagTypes interface
     */
    public void tagGeneratorCommand( byte[] data ) throws IOException
    {
        println( "generator command" );
        
        if( dumpHex )
        {
            Hex.dump( writer, data, 0L, indent + "    ", false );
            println( dashes );
        }        
    }            

    /**
     * SWFTagTypes interface
     */
    public void tagNameCharacter( byte[] data ) throws IOException
    {
        println( "generator name character" );
        
        if( dumpHex )
        {
            Hex.dump( writer, data, 0L, indent + "    ", false );
            println( dashes );
        }        
    }                
    
    /**
     * SWFTagTypes interface
     */
    public void tagDefineBits( int id, byte[] imageData ) throws IOException
    {
        println( "jpeg bits" );
        
        if( dumpHex )
        {
            Hex.dump( writer, imageData, 0L, indent + "    ", false );
            println( dashes );
        }        
    }            
    
    /**
     * SWFTagTypes interface
     */
    public void tagJPEGTables( byte[] jpegEncodingData ) throws IOException
    {
        println( "jpeg encoding data" );
        
        if( dumpHex )
        {
            Hex.dump( writer, jpegEncodingData, 0L, indent + "    ", false );
            println( dashes );
        }        
    }                

    /**
     * SWFTagTypes interface
     */
    public void tagDefineBitsJPEG3( int id, byte[] imageData, byte[] alphaData ) throws IOException
    {
        println( "jpeg with alpha" );
        
        if( dumpHex )
        {
            Hex.dump( writer, imageData, 0L, indent + "    ", false );
            println( "--- Alpha Channel follows ---" );
            Hex.dump( writer, alphaData, 0L, indent + "    ", false );
            println( dashes );
        }         
    }                
    
    /**
     * SWFTagTypes interface
     */
    public void tagDefineSound( int id, int format, int frequency,
                                boolean bits16, boolean stereo,
                                int sampleCount, byte[] soundData ) throws IOException
    {
        String freq = "5.5";
        if( frequency == SWFConstants.SOUND_FREQ_11KHZ ) freq = "11";
        if( frequency == SWFConstants.SOUND_FREQ_22KHZ ) freq = "22";
        if( frequency == SWFConstants.SOUND_FREQ_44KHZ ) freq = "44";        
        
        String formatS = "RawSamples";
        if( format == SWFConstants.SOUND_FORMAT_ADPCM ) formatS = "ADPCM";
        if( format == SWFConstants.SOUND_FORMAT_MP3   ) formatS = "MP3";        
        
        
        println( "define sound: id=" + id + " format=" + formatS + 
                 " freq=" + freq + "kHz 16bit=" + bits16 +
                 " stereo=" + stereo + " samples=" + sampleCount );