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+/*
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+ * Copyright (c) 2009-2012 jMonkeyEngine
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+ * All rights reserved.
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+ *
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+ * Redistribution and use in source and binary forms, with or without
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+ * modification, are permitted provided that the following conditions are
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+ * met:
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+ *
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+ * * Redistributions of source code must retain the above copyright
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+ * notice, this list of conditions and the following disclaimer.
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+ *
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+ * * Redistributions in binary form must reproduce the above copyright
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+ * notice, this list of conditions and the following disclaimer in the
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+ * documentation and/or other materials provided with the distribution.
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+ *
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+ * * Neither the name of 'jMonkeyEngine' nor the names of its contributors
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+ * may be used to endorse or promote products derived from this software
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+ * without specific prior written permission.
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+ *
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+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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+ */
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+package com.jme3.app.state;
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+
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+import android.graphics.Bitmap;
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+import java.io.ByteArrayOutputStream;
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+import java.io.File;
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+import java.io.FileOutputStream;
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+import java.io.RandomAccessFile;
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+import java.nio.channels.FileChannel;
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+import java.util.ArrayList;
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+import java.util.Arrays;
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+import java.util.List;
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+import java.util.logging.Level;
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+import java.util.logging.Logger;
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+
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+/**
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+ * Released under BSD License
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+ * @author monceaux, normenhansen, entrusC
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+ */
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+public class MjpegFileWriter {
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+ private static final Logger logger = Logger.getLogger(MjpegFileWriter.class.getName());
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+
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+ int width = 0;
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+ int height = 0;
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+ double framerate = 0;
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+ int numFrames = 0;
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+ File aviFile = null;
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+ FileOutputStream aviOutput = null;
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+ FileChannel aviChannel = null;
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+ long riffOffset = 0;
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+ long aviMovieOffset = 0;
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+ AVIIndexList indexlist = null;
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+
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+ public MjpegFileWriter(File aviFile, int width, int height, double framerate) throws Exception {
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+ this(aviFile, width, height, framerate, 0);
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+ }
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+
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+ public MjpegFileWriter(File aviFile, int width, int height, double framerate, int numFrames) throws Exception {
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+ this.aviFile = aviFile;
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+ this.width = width;
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+ this.height = height;
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+ this.framerate = framerate;
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+ this.numFrames = numFrames;
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+ aviOutput = new FileOutputStream(aviFile);
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+ aviChannel = aviOutput.getChannel();
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+
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+ RIFFHeader rh = new RIFFHeader();
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+ aviOutput.write(rh.toBytes());
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+ aviOutput.write(new AVIMainHeader().toBytes());
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+ aviOutput.write(new AVIStreamList().toBytes());
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+ aviOutput.write(new AVIStreamHeader().toBytes());
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+ aviOutput.write(new AVIStreamFormat().toBytes());
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+ aviOutput.write(new AVIJunk().toBytes());
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+ aviMovieOffset = aviChannel.position();
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+ aviOutput.write(new AVIMovieList().toBytes());
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+ indexlist = new AVIIndexList();
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+ }
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+
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+ public void addImage(Bitmap image) throws Exception {
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+ addImage(image, 0.8f);
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+ }
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+
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+ public void addImage(Bitmap image, float quality) throws Exception {
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+ addImage(writeImageToBytes(image, quality));
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+ }
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+
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+ public void addImage(byte[] imagedata) throws Exception {
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+ byte[] fcc = new byte[]{'0', '0', 'd', 'b'};
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+ int useLength = imagedata.length;
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+ long position = aviChannel.position();
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+ int extra = (useLength + (int) position) % 4;
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+ if (extra > 0) {
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+ useLength = useLength + extra;
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+ }
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+
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+ indexlist.addAVIIndex((int) position, useLength);
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+
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+ aviOutput.write(fcc);
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+ aviOutput.write(intBytes(swapInt(useLength)));
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+ aviOutput.write(imagedata);
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+ if (extra > 0) {
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+ for (int i = 0; i < extra; i++) {
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+ aviOutput.write(0);
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+ }
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+ }
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+ imagedata = null;
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+
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+ numFrames++; //add a frame
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+ }
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+
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+ public void finishAVI() throws Exception {
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+ logger.log(Level.INFO, "finishAVI");
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+ byte[] indexlistBytes = indexlist.toBytes();
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+ aviOutput.write(indexlistBytes);
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+ aviOutput.close();
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+ int fileSize = (int)aviFile.length();
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+ logger.log(Level.INFO, "fileSize: {0}", fileSize);
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+ int listSize = (int) (fileSize - 8 - aviMovieOffset - indexlistBytes.length);
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+ logger.log(Level.INFO, "listSize: {0}", listSize);
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+ logger.log(Level.INFO, "aviFile canWrite: {0}", aviFile.canWrite());
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+ logger.log(Level.INFO, "aviFile AbsolutePath: {0}", aviFile.getAbsolutePath());
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+ logger.log(Level.INFO, "aviFile numFrames: {0}", numFrames);
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+
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+ RandomAccessFile raf = new RandomAccessFile(aviFile, "rw");
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+
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+ //add header and length by writing the headers again
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+ //with the now available information
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+ raf.write(new RIFFHeader(fileSize).toBytes());
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+ raf.write(new AVIMainHeader().toBytes());
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+ raf.write(new AVIStreamList().toBytes());
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+ raf.write(new AVIStreamHeader().toBytes());
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+ raf.write(new AVIStreamFormat().toBytes());
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+ raf.write(new AVIJunk().toBytes());
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+ raf.write(new AVIMovieList(listSize).toBytes());
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+
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+ raf.close();
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+ }
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+
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+ // public void writeAVI(File file) throws Exception
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+ // {
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+ // OutputStream os = new FileOutputStream(file);
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+ //
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+ // // RIFFHeader
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+ // // AVIMainHeader
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+ // // AVIStreamList
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+ // // AVIStreamHeader
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+ // // AVIStreamFormat
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+ // // write 00db and image bytes...
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+ // }
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+ public static int swapInt(int v) {
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+ return (v >>> 24) | (v << 24) | ((v << 8) & 0x00FF0000) | ((v >> 8) & 0x0000FF00);
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+ }
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+
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+ public static short swapShort(short v) {
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+ return (short) ((v >>> 8) | (v << 8));
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+ }
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+
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+ public static byte[] intBytes(int i) {
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+ byte[] b = new byte[4];
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+ b[0] = (byte) (i >>> 24);
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+ b[1] = (byte) ((i >>> 16) & 0x000000FF);
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+ b[2] = (byte) ((i >>> 8) & 0x000000FF);
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+ b[3] = (byte) (i & 0x000000FF);
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+
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+ return b;
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+ }
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+
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+ public static byte[] shortBytes(short i) {
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+ byte[] b = new byte[2];
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+ b[0] = (byte) (i >>> 8);
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+ b[1] = (byte) (i & 0x000000FF);
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+
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+ return b;
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+ }
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+
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+ private class RIFFHeader {
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+
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+ public byte[] fcc = new byte[]{'R', 'I', 'F', 'F'};
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+ public int fileSize = 0;
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+ public byte[] fcc2 = new byte[]{'A', 'V', 'I', ' '};
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+ public byte[] fcc3 = new byte[]{'L', 'I', 'S', 'T'};
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+ public int listSize = 200;
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+ public byte[] fcc4 = new byte[]{'h', 'd', 'r', 'l'};
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+
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+ public RIFFHeader() {
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+ }
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+
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+ public RIFFHeader(int fileSize) {
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+ this.fileSize = fileSize;
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+ }
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+
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+ public byte[] toBytes() throws Exception {
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+ ByteArrayOutputStream baos = new ByteArrayOutputStream();
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+ baos.write(fcc);
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+ baos.write(intBytes(swapInt(fileSize)));
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+ baos.write(fcc2);
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+ baos.write(fcc3);
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+ baos.write(intBytes(swapInt(listSize)));
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+ baos.write(fcc4);
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+ baos.close();
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+
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+ return baos.toByteArray();
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+ }
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+ }
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+
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+ private class AVIMainHeader {
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+ /*
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+ *
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+ * FOURCC fcc; DWORD cb; DWORD dwMicroSecPerFrame; DWORD
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+ * dwMaxBytesPerSec; DWORD dwPaddingGranularity; DWORD dwFlags; DWORD
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+ * dwTotalFrames; DWORD dwInitialFrames; DWORD dwStreams; DWORD
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+ * dwSuggestedBufferSize; DWORD dwWidth; DWORD dwHeight; DWORD
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+ * dwReserved[4];
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+ */
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+
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+ public byte[] fcc = new byte[]{'a', 'v', 'i', 'h'};
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+ public int cb = 56;
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+ public int dwMicroSecPerFrame = 0; // (1
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+ // /
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+ // frames
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+ // per
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+ // sec)
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+ // *
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+ // 1,000,000
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+ public int dwMaxBytesPerSec = 10000000;
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+ public int dwPaddingGranularity = 0;
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+ public int dwFlags = 65552;
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+ public int dwTotalFrames = 0; // replace
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+ // with
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+ // correct
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+ // value
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+ public int dwInitialFrames = 0;
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+ public int dwStreams = 1;
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+ public int dwSuggestedBufferSize = 0;
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+ public int dwWidth = 0; // replace
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+ // with
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+ // correct
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+ // value
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+ public int dwHeight = 0; // replace
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+ // with
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+ // correct
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+ // value
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+ public int[] dwReserved = new int[4];
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+
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+ public AVIMainHeader() {
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+ dwMicroSecPerFrame = (int) ((1.0 / framerate) * 1000000.0);
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+ dwWidth = width;
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+ dwHeight = height;
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+ dwTotalFrames = numFrames;
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+ }
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+
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+ public byte[] toBytes() throws Exception {
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+ ByteArrayOutputStream baos = new ByteArrayOutputStream();
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+ baos.write(fcc);
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+ baos.write(intBytes(swapInt(cb)));
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+ baos.write(intBytes(swapInt(dwMicroSecPerFrame)));
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+ baos.write(intBytes(swapInt(dwMaxBytesPerSec)));
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+ baos.write(intBytes(swapInt(dwPaddingGranularity)));
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+ baos.write(intBytes(swapInt(dwFlags)));
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+ baos.write(intBytes(swapInt(dwTotalFrames)));
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+ baos.write(intBytes(swapInt(dwInitialFrames)));
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+ baos.write(intBytes(swapInt(dwStreams)));
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+ baos.write(intBytes(swapInt(dwSuggestedBufferSize)));
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+ baos.write(intBytes(swapInt(dwWidth)));
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+ baos.write(intBytes(swapInt(dwHeight)));
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+ baos.write(intBytes(swapInt(dwReserved[0])));
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+ baos.write(intBytes(swapInt(dwReserved[1])));
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+ baos.write(intBytes(swapInt(dwReserved[2])));
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+ baos.write(intBytes(swapInt(dwReserved[3])));
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+ baos.close();
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+
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+ return baos.toByteArray();
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+ }
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+ }
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+
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+ private class AVIStreamList {
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+
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+ public byte[] fcc = new byte[]{'L', 'I', 'S', 'T'};
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+ public int size = 124;
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+ public byte[] fcc2 = new byte[]{'s', 't', 'r', 'l'};
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+
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+ public AVIStreamList() {
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+ }
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+
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+ public byte[] toBytes() throws Exception {
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+ ByteArrayOutputStream baos = new ByteArrayOutputStream();
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+ baos.write(fcc);
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+ baos.write(intBytes(swapInt(size)));
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+ baos.write(fcc2);
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+ baos.close();
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+
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+ return baos.toByteArray();
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+ }
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+ }
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+
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+ private class AVIStreamHeader {
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+ /*
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+ * FOURCC fcc; DWORD cb; FOURCC fccType; FOURCC fccHandler; DWORD
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+ * dwFlags; WORD wPriority; WORD wLanguage; DWORD dwInitialFrames; DWORD
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+ * dwScale; DWORD dwRate; DWORD dwStart; DWORD dwLength; DWORD
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+ * dwSuggestedBufferSize; DWORD dwQuality; DWORD dwSampleSize; struct {
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+ * short int left; short int top; short int right; short int bottom; }
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+ * rcFrame;
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+ */
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+
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+ public byte[] fcc = new byte[]{'s', 't', 'r', 'h'};
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+ public int cb = 64;
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+ public byte[] fccType = new byte[]{'v', 'i', 'd', 's'};
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+ public byte[] fccHandler = new byte[]{'M', 'J', 'P', 'G'};
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+ public int dwFlags = 0;
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+ public short wPriority = 0;
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+ public short wLanguage = 0;
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+ public int dwInitialFrames = 0;
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+ public int dwScale = 0; // microseconds
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+ // per
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+ // frame
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+ public int dwRate = 1000000; // dwRate
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+ // /
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+ // dwScale
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+ // =
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+ // frame
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+ // rate
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+ public int dwStart = 0;
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+ public int dwLength = 0; // num
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+ // frames
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+ public int dwSuggestedBufferSize = 0;
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+ public int dwQuality = -1;
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+ public int dwSampleSize = 0;
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+ public int left = 0;
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+ public int top = 0;
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+ public int right = 0;
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+ public int bottom = 0;
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+
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+ public AVIStreamHeader() {
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+ dwScale = (int) ((1.0 / framerate) * 1000000.0);
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+ dwLength = numFrames;
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+ }
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+
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+ public byte[] toBytes() throws Exception {
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+ ByteArrayOutputStream baos = new ByteArrayOutputStream();
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+ baos.write(fcc);
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+ baos.write(intBytes(swapInt(cb)));
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+ baos.write(fccType);
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+ baos.write(fccHandler);
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+ baos.write(intBytes(swapInt(dwFlags)));
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+ baos.write(shortBytes(swapShort(wPriority)));
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+ baos.write(shortBytes(swapShort(wLanguage)));
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+ baos.write(intBytes(swapInt(dwInitialFrames)));
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+ baos.write(intBytes(swapInt(dwScale)));
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+ baos.write(intBytes(swapInt(dwRate)));
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+ baos.write(intBytes(swapInt(dwStart)));
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+ baos.write(intBytes(swapInt(dwLength)));
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+ baos.write(intBytes(swapInt(dwSuggestedBufferSize)));
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+ baos.write(intBytes(swapInt(dwQuality)));
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+ baos.write(intBytes(swapInt(dwSampleSize)));
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+ baos.write(intBytes(swapInt(left)));
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+ baos.write(intBytes(swapInt(top)));
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+ baos.write(intBytes(swapInt(right)));
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+ baos.write(intBytes(swapInt(bottom)));
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+ baos.close();
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+
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+ return baos.toByteArray();
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+ }
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+ }
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+
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+ private class AVIStreamFormat {
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+ /*
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+ * FOURCC fcc; DWORD cb; DWORD biSize; LONG biWidth; LONG biHeight; WORD
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+ * biPlanes; WORD biBitCount; DWORD biCompression; DWORD biSizeImage;
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+ * LONG biXPelsPerMeter; LONG biYPelsPerMeter; DWORD biClrUsed; DWORD
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+ * biClrImportant;
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+ */
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+
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+ public byte[] fcc = new byte[]{'s', 't', 'r', 'f'};
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+ public int cb = 40;
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+ public int biSize = 40; // same
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+ // as
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+ // cb
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+ public int biWidth = 0;
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+ public int biHeight = 0;
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+ public short biPlanes = 1;
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+ public short biBitCount = 24;
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+ public byte[] biCompression = new byte[]{'M', 'J', 'P', 'G'};
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+ public int biSizeImage = 0; // width
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+ // x
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+ // height
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+ // in
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+ // pixels
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+ public int biXPelsPerMeter = 0;
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+ public int biYPelsPerMeter = 0;
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+ public int biClrUsed = 0;
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+ public int biClrImportant = 0;
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+
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+ public AVIStreamFormat() {
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+ biWidth = width;
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+ biHeight = height;
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+ biSizeImage = width * height;
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+ }
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+
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+ public byte[] toBytes() throws Exception {
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+ ByteArrayOutputStream baos = new ByteArrayOutputStream();
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+ baos.write(fcc);
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+ baos.write(intBytes(swapInt(cb)));
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+ baos.write(intBytes(swapInt(biSize)));
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+ baos.write(intBytes(swapInt(biWidth)));
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+ baos.write(intBytes(swapInt(biHeight)));
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+ baos.write(shortBytes(swapShort(biPlanes)));
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+ baos.write(shortBytes(swapShort(biBitCount)));
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+ baos.write(biCompression);
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+ baos.write(intBytes(swapInt(biSizeImage)));
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+ baos.write(intBytes(swapInt(biXPelsPerMeter)));
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+ baos.write(intBytes(swapInt(biYPelsPerMeter)));
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+ baos.write(intBytes(swapInt(biClrUsed)));
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+ baos.write(intBytes(swapInt(biClrImportant)));
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+ baos.close();
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+
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+ return baos.toByteArray();
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+ }
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+ }
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+
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+ private class AVIMovieList {
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+
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+ public byte[] fcc = new byte[]{'L', 'I', 'S', 'T'};
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+ public int listSize = 0;
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+ public byte[] fcc2 = new byte[]{'m', 'o', 'v', 'i'};
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+
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+ // 00db size jpg image data ...
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+ public AVIMovieList() {
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+ }
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+
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+ public AVIMovieList(int listSize) {
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+ this.listSize = listSize;
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+ }
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+
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+ public byte[] toBytes() throws Exception {
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+ ByteArrayOutputStream baos = new ByteArrayOutputStream();
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+ baos.write(fcc);
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+ baos.write(intBytes(swapInt(listSize)));
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+ baos.write(fcc2);
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+ baos.close();
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+
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+ return baos.toByteArray();
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+ }
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+ }
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+
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+ private class AVIIndexList {
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+
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+ public byte[] fcc = new byte[]{'i', 'd', 'x', '1'};
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+ public int cb = 0;
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+ public List<AVIIndex> ind = new ArrayList<AVIIndex>();
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+
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+ public AVIIndexList() {
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+ }
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+
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+ @SuppressWarnings("unused")
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+ public void addAVIIndex(AVIIndex ai) {
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+ ind.add(ai);
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+ }
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+
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+ public void addAVIIndex(int dwOffset, int dwSize) {
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+ ind.add(new AVIIndex(dwOffset, dwSize));
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+ }
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+
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+ public byte[] toBytes() throws Exception {
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+ cb = 16 * ind.size();
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+
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+ ByteArrayOutputStream baos = new ByteArrayOutputStream();
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+ baos.write(fcc);
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+ baos.write(intBytes(swapInt(cb)));
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+ for (int i = 0; i < ind.size(); i++) {
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+ AVIIndex in = (AVIIndex) ind.get(i);
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+ baos.write(in.toBytes());
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+ }
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+
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+ baos.close();
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+
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+ return baos.toByteArray();
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+ }
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|
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+ }
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+
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|
|
+ private class AVIIndex {
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+
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|
|
+ public byte[] fcc = new byte[]{'0', '0', 'd', 'b'};
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|
|
+ public int dwFlags = 16;
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|
|
+ public int dwOffset = 0;
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|
|
+ public int dwSize = 0;
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|
+
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|
|
+ public AVIIndex(int dwOffset, int dwSize) {
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|
|
+ this.dwOffset = dwOffset;
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|
|
+ this.dwSize = dwSize;
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|
|
+ }
|
|
|
+
|
|
|
+ public byte[] toBytes() throws Exception {
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|
|
+ ByteArrayOutputStream baos = new ByteArrayOutputStream();
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|
|
+ baos.write(fcc);
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|
|
+ baos.write(intBytes(swapInt(dwFlags)));
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|
|
+ baos.write(intBytes(swapInt(dwOffset)));
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|
|
+ baos.write(intBytes(swapInt(dwSize)));
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|
|
+ baos.close();
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|
|
+
|
|
|
+ return baos.toByteArray();
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|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ private class AVIJunk {
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|
|
+
|
|
|
+ public byte[] fcc = new byte[]{'J', 'U', 'N', 'K'};
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|
|
+ public int size = 1808;
|
|
|
+ public byte[] data = new byte[size];
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|
|
+
|
|
|
+ public AVIJunk() {
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|
|
+ Arrays.fill(data, (byte) 0);
|
|
|
+ }
|
|
|
+
|
|
|
+ public byte[] toBytes() throws Exception {
|
|
|
+ ByteArrayOutputStream baos = new ByteArrayOutputStream();
|
|
|
+ baos.write(fcc);
|
|
|
+ baos.write(intBytes(swapInt(size)));
|
|
|
+ baos.write(data);
|
|
|
+ baos.close();
|
|
|
+
|
|
|
+ return baos.toByteArray();
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ public byte[] writeImageToBytes(Bitmap image, float quality) throws Exception {
|
|
|
+ Bitmap bi;
|
|
|
+ if (image.getConfig() == Bitmap.Config.RGB_565) {
|
|
|
+ bi = image;
|
|
|
+ } else {
|
|
|
+ bi = image.copy(Bitmap.Config.RGB_565, false);
|
|
|
+ if (bi == null) {
|
|
|
+ throw new IllegalStateException("Could not convert Bitmap to RGB_565");
|
|
|
+ }
|
|
|
+ }
|
|
|
+ ByteArrayOutputStream baos = new ByteArrayOutputStream();
|
|
|
+
|
|
|
+ bi.compress(Bitmap.CompressFormat.JPEG, (int)(quality*100), baos);
|
|
|
+ baos.close();
|
|
|
+ return baos.toByteArray();
|
|
|
+ }
|
|
|
+}
|