AVI Header

     // AVI Header
     private int usecPerFrame = -1;
     private float frameRate = -1.0F;
     private int maxBytesPerSecond;
     private int paddingGranularity;
     private long avgFrameTime;
     private int flags = (AVIF_HASINDEX);
     private int totalDataLength = 0;
     private int totalFrames = 0;
     private int totalVideoFrames = 0;
     private int initialFrames;
     private int[] reserved = new int[4];

     private Vector chunkList = new Vector(1);
     private final int BUF_SIZE = 16384;
     private ByteBuffer bbuf = new ByteBuffer(BUF_SIZE);
     private int chunkOffset = 4;                // Position of Chunk in file
     private int moviOffset = 0;
     private int avihOffset = 0;
     private int hdrlSizeOffset = 0;
     private int totalStrlLength = 0;

     private int blockAlign = 1; // todo: when we support multiple audio tracks
                                 // they may have different blockAlign

     private int samplesPerBlock = -1; // todo: when we support multiple audio tracks
                                       // they may have different samplesPerBlock

     private double sampleRate  = 0.; // todo: when we support multiple audio tracks
                                      // they may have different durations

     private double audioDuration  = 0.; // todo: when we support multiple tracks
                                         // they may have different durations

     private int averageBytesPerSecond = -1; // todo: when we support multiple tracks
                                             // they may have different averageBytesPerSecond

     private int mp3BitRate = -1; // todo: when we support multiple audio tracks
                                  // they may have different bit rates

     private long cumulativeInterFrameTimeVideo = 0;
     private long previousTimeStampVideo = 0;
     final static String LISTRECORDCHUNK        = "rec";
     final static String VIDEO_MAGIC            = "dc"; // Video
     final static String VIDEO_MAGIC_JPEG       = "db"; // Video
     final static String VIDEO_MAGIC_IV32a      = "iv"; // Indeo 3.2
     final static String VIDEO_MAGIC_IV32b      = "32"; // Indeo 3.2
     final static String VIDEO_MAGIC_IV31       = "31"; // Indeo 3.1
     final static String VIDEO_MAGIC_CVID       = "id"; // Cinepak
     final static String AUDIO_MAGIC            = "wb"; // Audio