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annotate src/main/java/com/glavsoft/rfb/encoding/decoder/ZRLEDecoder.java @ 535:17a2d0ea5c03

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fix on ZRLEDecoder
author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Wed, 08 May 2019 14:08:34 +0900
parents a3d0ba67e8cf
children 6620e04f994c
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1 // Copyright (C) 2010, 2011, 2012, 2013 GlavSoft LLC.
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2 // All rights reserved.
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3 //
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4 //-------------------------------------------------------------------------
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5 // This file is part of the TightVNC software. Please visit our Web site:
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6 //
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7 // http://www.tightvnc.com/
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8 //
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9 // This program is free software; you can redistribute it and/or modify
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10 // it under the terms of the GNU General Public License as published by
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11 // the Free Software Foundation; either version 2 of the License, or
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12 // (at your option) any later version.
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13 //
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14 // This program is distributed in the hope that it will be useful,
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15 // but WITHOUT ANY WARRANTY; without even the implied warranty of
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16 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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17 // GNU General Public License for more details.
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18 //
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19 // You should have received a copy of the GNU General Public License along
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20 // with this program; if not, write to the Free Software Foundation, Inc.,
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21 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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22 //-------------------------------------------------------------------------
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23 //
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24
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25 package com.glavsoft.rfb.encoding.decoder;
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26
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27 import com.glavsoft.drawing.Renderer;
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28 import com.glavsoft.exceptions.TransportException;
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29 import com.glavsoft.rfb.encoding.EncodingType;
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30 import com.glavsoft.transport.Reader;
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31 import jp.ac.u_ryukyu.treevnc.CheckDelay;
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32 import jp.ac.u_ryukyu.treevnc.TreeRFBProto;
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33
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34 import java.io.UnsupportedEncodingException;
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35 import java.nio.ByteBuffer;
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36 import java.util.LinkedList;
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37 import java.util.zip.Deflater;
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38
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39 public class ZRLEDecoder extends ZlibDecoder {
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40 private static final int MAX_TILE_SIZE = 64;
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41 private int[] decodedBitmap;
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42 private int[] palette;
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43
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44 class TileLoop {
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45 private final boolean blocking;
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46 private final int half;
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47 private int deflate_size = 65507;
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48 private ByteBuffer c1;
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49 private int width; // phase2 length
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50 private FramebufferUpdateRectangle c1rect;
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51 private int c1headerPos;
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52 private int prevLineOffset;
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53 private int prevC1Offset;
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54 private int prevoffset;
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55 private Deflater deflater;
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56 private int rectPos;
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57 private int ztileInLine;
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58 private int hwidth;
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59 private int hc1width;
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60 private int hoffset;
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61 private int hc1offset;
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62 private int discard;
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63
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64 /**
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65 * Multicast framebufferUpdate to children.
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66 * read FrameBuffferUpdate. If it is ZLE, make it ZLEE which is self contained compressed packet.
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67 * put the packet to the multicastqueue. Then normal rendering engine read the same stream using is.reset().
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68 *
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69 * Haeder
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70 * messageID ( FrameBuffer Update
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71 * 1 byte padding
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72 * 2 byte numberofrectangle
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73 * 2 - U16 - x-position
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74 * 2 - U16 - y-position
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75 * 2 - U16 - width
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76 * 2 - U16 - height
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77 * 4 - S32 - encoding-type
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78 * 4 byte datalengths
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79 * datalengths databyte
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80 *
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81 * @throws TransportException
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82 * @throws UnsupportedEncodingException
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83 */
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84
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85 public TileLoop(int offset) {
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86 prevoffset = prevLineOffset = prevC1Offset = offset;
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87 if (offset < deflate_size+spanGap) {
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88 // packet size fit in broadcast send it all at once
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89 blocking = false;
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90 } else
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91 blocking = true;
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92 discard = 0; half = 0;
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93 }
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94
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95 private void zrleeBlocking(TreeRFBProto rfb, ByteBuffer header, FramebufferUpdateRectangle rect, byte bytes[]) {
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96 // dump32(inputs);
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97 deflater = rfb.deflater;
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98 newMulticastPacket(rfb, rect);
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99 c1.put(header.get(0));
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100 c1rect = new FramebufferUpdateRectangle(rect.x, rect.y, 0, 0);
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101 if (!blocking) {
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102 deflater.setInput(bytes,0,prevoffset);
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103 deflater.deflate(c1);
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104 flushMuticast(rfb);
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105 }
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106 return;
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107 }
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108
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109 private void newMulticastPacket(TreeRFBProto rfb, FramebufferUpdateRectangle rect) {
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110 c1 = rfb.multicastqueue.allocate(deflate_size);
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111 if (rfb.addSerialNum)
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112 c1.putLong(rfb.counter++);
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113 if (rfb.checkDelay)
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114 CheckDelay.checkDelay(c1, rect.x, rect.y, rect.width, rect.height, System.currentTimeMillis(), EncodingType.CHECK_DELAY);
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115 c1headerPos = c1.position();
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116 c1.put((byte) 0);
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117 c1.put((byte) 0);
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118 c1.putShort((short) 0);
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119 c1.position(c1.position()+16);
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120 c1.putInt(0); // should be data length
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121 width = 0;
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122 rectPos = 4;
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123 ztileInLine = 0;
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124 }
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125
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126 int spanGap = 128;
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127 /**
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128 *
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129 * Series of tiles compose at most three rectangles. SYNC_FLUSH is necessary on
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130 * rectangle boundaries.
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131 *
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132 * +----+
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133 * | | | phase 0
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134 * +---------------+
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135 * | | | phase 1
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136 * +----+----------+
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137 * | | | phase 2
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138 * +----+
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139 *
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140 * Broadcast packet have to less than 64kbytes
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141 * A tile 64x64x3 11288byte, a packet can contain 5 raw tiles, when these are
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142 * compressed 10 to 100 tiles can be stored. It is impossible to predict the
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143 * compression rate. To check the compressed capacity, Deflate.needsInputs() can
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144 * be used. If needsInputs() is false on SYNC_FLUSH, smaller input is necessary.
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145 *
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146 * We'll try 512 tiles before SYNC_FLUSH in a phase, if it fails try flush former 256 tiles.
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147 * If it will failed again, flush the previous line and do flush 512 tiles in new Packet.
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diff changeset
148 * If it failed again try former 256 tiles flushed, if this failes again dicard the former half.
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diff changeset
149 * The last case cannot happen but former 256 tiles have to be flushed, because the next 256 lines
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diff changeset
150 * may failed again and restart the from this point.
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diff changeset
151 * The next packet start with later 256 tiles filled and unflushed.
534
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diff changeset
152 *
528
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153 * @param rfb
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154 * @param last
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155 * @param rect
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156 * @param bytes
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157 * @param offset
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158 * @param tileW
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159 * @param tileH
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160 */
534
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161
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162 int MAX_ZTILE = 512;
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163
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diff changeset
164 public void multicastPut(TreeRFBProto rfb, boolean last, FramebufferUpdateRectangle rect, byte[] bytes, int offset, int tileW, int tileH) {
535
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diff changeset
165 if (!blocking) return;
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166 int span = offset - prevoffset;
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167 deflater.setInput(bytes,prevoffset,span);
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168 prevoffset = offset;
532
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169 c1rect.width += tileW; width += tileW;
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diff changeset
170 if (c1rect.x > rect.x) { // phase 0
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171 if (c1rect.x+c1rect.width < rect.x+rect.width) {
534
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172 compressAndCheckFlush(rfb, rect, bytes, offset,false, last);
532
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173 } else {
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174 c1rect.width = rect.x+rect.width-c1rect.x ;
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175 c1rect.height += tileH;
534
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176 compressAndCheckFlush(rfb,rect,bytes,offset,true, last);
528
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177 }
534
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178 } else if (!last && c1.remaining() > spanGap) { // phase 1
532
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179 if (width >= rect.width) {
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diff changeset
180 c1rect.width = rect.width;
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181 width = 0;
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182 c1rect.height += tileH;
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183 prevLineOffset = offset;
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diff changeset
184 prevC1Offset = c1.position();
534
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185 compressAndCheckFlush(rfb,rect,bytes,offset,true, last);
533
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riono210
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diff changeset
186 } else {
534
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187 compressAndCheckFlush(rfb,rect,bytes,offset,false, last);
533
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188 }
531
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189 } else { // phase2
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190 // rewind to the last line finish phase 1
532
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191 int savew = width;
531
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192 c1.position(prevC1Offset);
532
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diff changeset
193 flushRectangle(rect);
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diff changeset
194 if (savew>0) {
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diff changeset
195 // recompress overrun and flush phase 2
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diff changeset
196 c1rect.width = savew;
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diff changeset
197 c1rect.height = tileH;
534
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diff changeset
198 compressAndCheckFlush(rfb,rect,bytes,offset,true, last);
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199 }
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200 }
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201 }
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202
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diff changeset
203 private void compressAndCheckFlush(TreeRFBProto rfb, FramebufferUpdateRectangle rect, byte[] bytes, int offset, boolean flush, boolean last) {
535
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parents: 534
diff changeset
204 ztileInLine++;
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diff changeset
205 if (!flush && ztileInLine < MAX_ZTILE) {
534
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parents: 533
diff changeset
206 if (ztileInLine == MAX_ZTILE/2) {
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parents: 533
diff changeset
207 hwidth = width; hc1width = c1rect.width; hoffset = offset; hc1offset = c1.position();
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diff changeset
208 }
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diff changeset
209 deflater.deflate(c1, Deflater.NO_FLUSH);
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parents: 533
diff changeset
210 } else {
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diff changeset
211 deflater.deflate(c1, Deflater.SYNC_FLUSH);
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parents: 533
diff changeset
212 if (!deflater.needsInput()) {
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diff changeset
213 // too large, try half line
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diff changeset
214 width = hwidth;
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diff changeset
215 c1rect.width = hc1width;
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diff changeset
216 c1.position(hc1offset);
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diff changeset
217 deflater.setInput(bytes, prevLineOffset, hoffset - prevC1Offset);
532
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diff changeset
218 deflater.deflate(c1, Deflater.SYNC_FLUSH);
534
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parents: 533
diff changeset
219 int from, len;
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diff changeset
220 if (!deflater.needsInput()) {
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diff changeset
221 // flush previous line and start new packet
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diff changeset
222 c1.position(prevC1Offset);
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parents: 533
diff changeset
223 unputrectangle();
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parents: 533
diff changeset
224 flushMuticast(rfb);
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parents: 533
diff changeset
225 newMulticastPacket(rfb, rect);
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parents: 533
diff changeset
226 nextRectangle(rect);
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parents: 533
diff changeset
227 // we already reached MIX_ZTILE do half of them, do compress right now
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diff changeset
228 from = prevC1Offset;
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diff changeset
229 len = offset - prevLineOffset;
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parents: 533
diff changeset
230 deflater.setInput(bytes, from, len);
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parents: 533
diff changeset
231 deflater.deflate(c1, Deflater.SYNC_FLUSH);
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parents: 533
diff changeset
232 if (deflater.needsInput()) {
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parents: 533
diff changeset
233 flushRectangle(rect); // we are the flushed last line
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parents: 533
diff changeset
234 return;
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parents: 533
diff changeset
235 }
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parents: 533
diff changeset
236 // half size should always succeed
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parents: 533
diff changeset
237 from = prevC1Offset;
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parents: 533
diff changeset
238 len = hoffset - prevLineOffset;
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parents: 533
diff changeset
239 deflater.setInput(bytes, from, len);
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parents: 533
diff changeset
240 deflater.deflate(c1, Deflater.SYNC_FLUSH);
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 533
diff changeset
241 if (!deflater.needsInput()) { /* fatal error discard this line */
535
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 534
diff changeset
242 discard++;
534
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 533
diff changeset
243 if (!last) {
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 533
diff changeset
244 newMulticastPacket(rfb, rect);
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parents: 533
diff changeset
245 nextRectangle(rect);
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parents: 533
diff changeset
246 }
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parents: 533
diff changeset
247 return;
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 533
diff changeset
248 } else
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 533
diff changeset
249 flushRectangle(rect); // normal case
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parents: 533
diff changeset
250 // later half is remain continue
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 533
diff changeset
251 } else {
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 533
diff changeset
252 flushMuticast(rfb);
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parents: 533
diff changeset
253 newMulticastPacket(rfb,rect);
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 533
diff changeset
254 nextRectangle(rect);
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 533
diff changeset
255 }
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 533
diff changeset
256 // do later half in new Packet
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parents: 533
diff changeset
257 from = hoffset ; len = offset - hoffset;
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parents: 533
diff changeset
258 deflater.setInput(bytes, from, len);
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parents: 533
diff changeset
259 deflater.deflate(c1, Deflater.NO_FLUSH);
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 533
diff changeset
260 hwidth = width;
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 533
diff changeset
261 hoffset = offset;
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parents: 533
diff changeset
262 hc1offset = c1.position();
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parents: 533
diff changeset
263 ztileInLine = MAX_ZTILE/2;
531
13d3c4341d14 remove .idea modules fix for loop
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 529
diff changeset
264 }
528
2956c4a7bfbd define TileLoop class
anatofuz
parents: 527
diff changeset
265 }
2956c4a7bfbd define TileLoop class
anatofuz
parents: 527
diff changeset
266 }
2956c4a7bfbd define TileLoop class
anatofuz
parents: 527
diff changeset
267
2956c4a7bfbd define TileLoop class
anatofuz
parents: 527
diff changeset
268 /**
2956c4a7bfbd define TileLoop class
anatofuz
parents: 527
diff changeset
269 * fix rectangle header
2956c4a7bfbd define TileLoop class
anatofuz
parents: 527
diff changeset
270 * create next rectangle header
2956c4a7bfbd define TileLoop class
anatofuz
parents: 527
diff changeset
271 * update position paramater
2956c4a7bfbd define TileLoop class
anatofuz
parents: 527
diff changeset
272 * send muticast pacate if nessesally
2956c4a7bfbd define TileLoop class
anatofuz
parents: 527
diff changeset
273 */
532
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 531
diff changeset
274 private void flushRectangle(FramebufferUpdateRectangle rect) {
529
9de5137e1598 refactoring flushRectangle
anatofuz
parents: 528
diff changeset
275 c1.putShort(rectPos + 0, (short)c1rect.x);
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anatofuz
parents: 528
diff changeset
276 c1.putShort(rectPos + 2, (short)c1rect.y);
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anatofuz
parents: 528
diff changeset
277 c1.putShort(rectPos + 4, (short)c1rect.width);
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anatofuz
parents: 528
diff changeset
278 c1.putShort(rectPos + 6, (short)c1rect.height);
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anatofuz
parents: 528
diff changeset
279 c1.putInt(rectPos + 8,EncodingType.ZRLEE.getId());
532
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 531
diff changeset
280 c1.putInt(rectPos + 12, c1.position()-rectPos-12); // data length
529
9de5137e1598 refactoring flushRectangle
anatofuz
parents: 528
diff changeset
281 rectPos = c1.position();
532
9292035b8d93 fix forloop
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 531
diff changeset
282 c1.putShort(2,(short)(c1.getShort(2)+1)); // increment rectangle count
9292035b8d93 fix forloop
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 531
diff changeset
283 nextRectangle(rect);
534
a3d0ba67e8cf try 512 tiles / 256 tiles flush
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 533
diff changeset
284 ztileInLine = 0;
a3d0ba67e8cf try 512 tiles / 256 tiles flush
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 533
diff changeset
285 }
a3d0ba67e8cf try 512 tiles / 256 tiles flush
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 533
diff changeset
286
a3d0ba67e8cf try 512 tiles / 256 tiles flush
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 533
diff changeset
287 private void unputrectangle() {
a3d0ba67e8cf try 512 tiles / 256 tiles flush
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 533
diff changeset
288 c1.putShort(2,(short)(c1.getShort(2)-1)); // last rectangle is canceled
532
9292035b8d93 fix forloop
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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diff changeset
289 }
9292035b8d93 fix forloop
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 531
diff changeset
290
9292035b8d93 fix forloop
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 531
diff changeset
291 private void nextRectangle(FramebufferUpdateRectangle rect) {
9292035b8d93 fix forloop
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 531
diff changeset
292 if (c1rect.x+c1rect.width < rect.x+rect.width) {
9292035b8d93 fix forloop
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 531
diff changeset
293 c1rect.x = c1rect.width; // next rectangle is phase 1
9292035b8d93 fix forloop
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 531
diff changeset
294 } else {
9292035b8d93 fix forloop
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 531
diff changeset
295 c1rect.x = rect.x;
9292035b8d93 fix forloop
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 531
diff changeset
296 c1rect.y += c1rect.height;
9292035b8d93 fix forloop
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 531
diff changeset
297 }
9292035b8d93 fix forloop
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 531
diff changeset
298 width = 0;
531
13d3c4341d14 remove .idea modules fix for loop
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 529
diff changeset
299 c1rect.width = 0;
13d3c4341d14 remove .idea modules fix for loop
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 529
diff changeset
300 c1rect.height = 0;
528
2956c4a7bfbd define TileLoop class
anatofuz
parents: 527
diff changeset
301 }
2956c4a7bfbd define TileLoop class
anatofuz
parents: 527
diff changeset
302
531
13d3c4341d14 remove .idea modules fix for loop
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 529
diff changeset
303 private void flushMuticast(TreeRFBProto rfb) {
528
2956c4a7bfbd define TileLoop class
anatofuz
parents: 527
diff changeset
304 c1.flip();
2956c4a7bfbd define TileLoop class
anatofuz
parents: 527
diff changeset
305 //System.out.println("multicastPut: " + c1rect + " length: " + (c1.remaining()-c1headerPos-header.limit()));
2956c4a7bfbd define TileLoop class
anatofuz
parents: 527
diff changeset
306 try {
529
9de5137e1598 refactoring flushRectangle
anatofuz
parents: 528
diff changeset
307 deflater.reset();
9de5137e1598 refactoring flushRectangle
anatofuz
parents: 528
diff changeset
308
9de5137e1598 refactoring flushRectangle
anatofuz
parents: 528
diff changeset
309 LinkedList<ByteBuffer> bufs = new LinkedList<ByteBuffer>();
9de5137e1598 refactoring flushRectangle
anatofuz
parents: 528
diff changeset
310 bufs.add(c1);
9de5137e1598 refactoring flushRectangle
anatofuz
parents: 528
diff changeset
311 if (rfb.isTreeManager() && rfb.connectionPresenter.isUseMulticast()) {
9de5137e1598 refactoring flushRectangle
anatofuz
parents: 528
diff changeset
312 for (ByteBuffer buf : bufs)
9de5137e1598 refactoring flushRectangle
anatofuz
parents: 528
diff changeset
313 rfb.getViewer().getRfbBroadcastListener().multicastUpdateRectangle(buf);
9de5137e1598 refactoring flushRectangle
anatofuz
parents: 528
diff changeset
314 } else {
9de5137e1598 refactoring flushRectangle
anatofuz
parents: 528
diff changeset
315 rfb.multicastqueue.waitput(bufs);
9de5137e1598 refactoring flushRectangle
anatofuz
parents: 528
diff changeset
316 }
528
2956c4a7bfbd define TileLoop class
anatofuz
parents: 527
diff changeset
317 } catch (InterruptedException e) {
2956c4a7bfbd define TileLoop class
anatofuz
parents: 527
diff changeset
318 e.printStackTrace();
2956c4a7bfbd define TileLoop class
anatofuz
parents: 527
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319 }
2956c4a7bfbd define TileLoop class
anatofuz
parents: 527
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320 }
2956c4a7bfbd define TileLoop class
anatofuz
parents: 527
diff changeset
321 }
526
fcd833c2e148 Multicast Bloking in ZRLEDecoder
riono210
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322
fcd833c2e148 Multicast Bloking in ZRLEDecoder
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diff changeset
323 @Override
0
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
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324 public void decode(Reader reader, Renderer renderer,
275
0f9b3de45fb2 set main display size.
oc
parents: 184
diff changeset
325 FramebufferUpdateRectangle rect) throws TransportException {
0
4689cc86d6cb create TreeViewer2 Repository
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parents:
diff changeset
326 int zippedLength = (int) reader.readUInt32();
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
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327 if (0 == zippedLength) return;
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
328 int length = rect.width * rect.height * renderer.getBytesPerPixel();
3
e7ce2b2ffed8 add and modify files
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
329 byte[] bytes = unzip(reader, zippedLength, length, rect.getEncodingType());
526
fcd833c2e148 Multicast Bloking in ZRLEDecoder
riono210
parents: 515
diff changeset
330 decode1(renderer, null, rect, bytes, zippedLength, null);
182
b3426724667b fix read send data.
oc
parents: 63
diff changeset
331 }
533
4be31e107121 fix bloking
riono210
parents: 532
diff changeset
332
4be31e107121 fix bloking
riono210
parents: 532
diff changeset
333
4be31e107121 fix bloking
riono210
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diff changeset
334 public void multicastDecode(Reader reader, Renderer renderer,
4be31e107121 fix bloking
riono210
parents: 532
diff changeset
335 FramebufferUpdateRectangle rect, TreeRFBProto rfb) throws TransportException {
4be31e107121 fix bloking
riono210
parents: 532
diff changeset
336 ByteBuffer header = ByteBuffer.allocate(16);
4be31e107121 fix bloking
riono210
parents: 532
diff changeset
337 reader.read(header.array());
4be31e107121 fix bloking
riono210
parents: 532
diff changeset
338 int zippedLength = (int) reader.readUInt32();
4be31e107121 fix bloking
riono210
parents: 532
diff changeset
339 if (0 == zippedLength) return;
4be31e107121 fix bloking
riono210
parents: 532
diff changeset
340 int length = rect.width * rect.height * renderer.getBytesPerPixel();
4be31e107121 fix bloking
riono210
parents: 532
diff changeset
341 byte[] bytes = unzip(reader, zippedLength, length, rect.getEncodingType());
4be31e107121 fix bloking
riono210
parents: 532
diff changeset
342 decode1(renderer, header, rect, bytes, zippedLength, rfb);
4be31e107121 fix bloking
riono210
parents: 532
diff changeset
343 }
4be31e107121 fix bloking
riono210
parents: 532
diff changeset
344
526
fcd833c2e148 Multicast Bloking in ZRLEDecoder
riono210
parents: 515
diff changeset
345 public void decode1(Renderer renderer, ByteBuffer header, FramebufferUpdateRectangle rect, byte[] bytes, int zippedLength, TreeRFBProto rfbProto) throws TransportException {
0
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
346 int offset = zippedLength;
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
347 int maxX = rect.x + rect.width;
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
348 int maxY = rect.y + rect.height;
528
2956c4a7bfbd define TileLoop class
anatofuz
parents: 527
diff changeset
349
533
4be31e107121 fix bloking
riono210
parents: 532
diff changeset
350 TileLoop tileloop = new TileLoop(zippedLength);
501
57ee5c26e8eb fix multicastput
oshiro
parents: 500
diff changeset
351 //System.out.println("decode1: "+rect);
57
17b702648079 version2.7.2 original version.
Taninari YU <you@cr.ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
352 if (null == palette) {
17b702648079 version2.7.2 original version.
Taninari YU <you@cr.ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
353 palette = new int [128];
17b702648079 version2.7.2 original version.
Taninari YU <you@cr.ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
354 }
17b702648079 version2.7.2 original version.
Taninari YU <you@cr.ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
355 if (null == decodedBitmap) {
17b702648079 version2.7.2 original version.
Taninari YU <you@cr.ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
356 decodedBitmap = new int[MAX_TILE_SIZE * MAX_TILE_SIZE];
17b702648079 version2.7.2 original version.
Taninari YU <you@cr.ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
357 }
526
fcd833c2e148 Multicast Bloking in ZRLEDecoder
riono210
parents: 515
diff changeset
358
fcd833c2e148 Multicast Bloking in ZRLEDecoder
riono210
parents: 515
diff changeset
359 if (rfbProto.multicastBlocking) {
535
17a2d0ea5c03 fix on ZRLEDecoder
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 534
diff changeset
360 tileloop.zrleeBlocking(rfbProto, header, rect,bytes);
526
fcd833c2e148 Multicast Bloking in ZRLEDecoder
riono210
parents: 515
diff changeset
361 }
57
17b702648079 version2.7.2 original version.
Taninari YU <you@cr.ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
362 for (int tileY = rect.y; tileY < maxY; tileY += MAX_TILE_SIZE) {
17b702648079 version2.7.2 original version.
Taninari YU <you@cr.ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
363 int tileHeight = Math.min(maxY - tileY, MAX_TILE_SIZE);
0
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
364
57
17b702648079 version2.7.2 original version.
Taninari YU <you@cr.ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
365 for (int tileX = rect.x; tileX < maxX; tileX += MAX_TILE_SIZE) {
17b702648079 version2.7.2 original version.
Taninari YU <you@cr.ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
366 int tileWidth = Math.min(maxX - tileX, MAX_TILE_SIZE);
0
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
367 int subencoding = bytes[offset++] & 0x0ff;
63
84f1c39ba3bf temp commit
Taninari YU <you@cr.ie.u-ryukyu.ac.jp>
parents: 59
diff changeset
368 if(subencoding!=0)
84f1c39ba3bf temp commit
Taninari YU <you@cr.ie.u-ryukyu.ac.jp>
parents: 59
diff changeset
369 System.out.println("----------------"+subencoding);
0
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
370 // 128 -plain RLE, 130-255 - Palette RLE
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
371 boolean isRle = (subencoding & 128) != 0;
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
372 // 2 to 16 for raw packed palette data, 130 to 255 for Palette RLE (subencoding - 128)
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
373 int paletteSize = subencoding & 127;
57
17b702648079 version2.7.2 original version.
Taninari YU <you@cr.ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
374 offset += readPalette(bytes, offset, renderer, paletteSize);
0
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
375 if (1 == subencoding) { // A solid tile consisting of a single colour
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
376 renderer.fillRect(palette[0], tileX, tileY, tileWidth, tileHeight);
500
6609174beafe fix subencoding
oshiro
parents: 499
diff changeset
377 } else if (isRle) {
0
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
378 if (0 == paletteSize) { // subencoding == 128 (or paletteSize == 0) - Plain RLE
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
379 offset += decodePlainRle(bytes, offset, renderer, tileX, tileY, tileWidth, tileHeight);
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
380 } else {
57
17b702648079 version2.7.2 original version.
Taninari YU <you@cr.ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
381 offset += decodePaletteRle(bytes, offset, renderer, tileX, tileY, tileWidth, tileHeight);
0
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
382 }
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
383 } else {
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
384 if (0 == paletteSize) { // subencoding == 0 (or paletteSize == 0) - raw CPIXEL data
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
385 offset += decodeRaw(bytes, offset, renderer, tileX, tileY, tileWidth, tileHeight);
63
84f1c39ba3bf temp commit
Taninari YU <you@cr.ie.u-ryukyu.ac.jp>
parents: 59
diff changeset
386 // System.out.println("offset:"+offset);
0
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
387 } else {
57
17b702648079 version2.7.2 original version.
Taninari YU <you@cr.ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
388 offset += decodePacked(bytes, offset, renderer, paletteSize, tileX, tileY, tileWidth, tileHeight);
0
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
389 }
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
390 }
531
13d3c4341d14 remove .idea modules fix for loop
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 529
diff changeset
391 if (rfbProto != null && rfbProto.multicastBlocking) tileloop.multicastPut(rfbProto, false, rect, bytes, offset, tileWidth, tileHeight);
0
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
392 }
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
393 }
531
13d3c4341d14 remove .idea modules fix for loop
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 529
diff changeset
394 if (rfbProto != null && rfbProto.multicastBlocking) tileloop.multicastPut(rfbProto, true, rect, bytes, offset, 0, 0);
0
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
395 }
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
396
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
397 private int decodePlainRle(byte[] bytes, int offset, Renderer renderer,
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
398 int tileX, int tileY, int tileWidth, int tileHeight) {
57
17b702648079 version2.7.2 original version.
Taninari YU <you@cr.ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
399 int bytesPerCPixel = renderer.getBytesPerCPixel();
0
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
400 int decodedOffset = 0;
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
401 int decodedEnd = tileWidth * tileHeight;
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
402 int index = offset;
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
403 while (decodedOffset < decodedEnd) {
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
404 int color = renderer.getCompactPixelColor(bytes, index);
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
405 index += bytesPerCPixel;
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
406 int rlength = 1;
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
407 do {
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
408 rlength += bytes[index] & 0x0ff;
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
409 } while ((bytes[index++] & 0x0ff) == 255);
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
410 assert rlength <= decodedEnd - decodedOffset;
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
411 renderer.fillColorBitmapWithColor(decodedBitmap, decodedOffset, rlength, color);
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
412 decodedOffset += rlength;
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
413 }
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
414 renderer.drawColoredBitmap(decodedBitmap, tileX, tileY, tileWidth, tileHeight);
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
415 return index - offset;
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
416 }
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
417
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
418 private int decodePaletteRle(byte[] bytes, int offset, Renderer renderer,
57
17b702648079 version2.7.2 original version.
Taninari YU <you@cr.ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
419 int tileX, int tileY, int tileWidth, int tileHeight) {
0
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
420 int decodedOffset = 0;
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
421 int decodedEnd = tileWidth * tileHeight;
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
422 int index = offset;
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
423 while (decodedOffset < decodedEnd) {
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
424 int colorIndex = bytes[index++];
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
425 int color = palette[colorIndex & 127];
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
426 int rlength = 1;
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
427 if ((colorIndex & 128) != 0) {
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
428 do {
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
429 rlength += bytes[index] & 0x0ff;
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
430 } while (bytes[index++] == (byte) 255);
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
431 }
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
432 assert rlength <= decodedEnd - decodedOffset;
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
433 renderer.fillColorBitmapWithColor(decodedBitmap, decodedOffset, rlength, color);
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
434 decodedOffset += rlength;
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
435 }
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
436 renderer.drawColoredBitmap(decodedBitmap, tileX, tileY, tileWidth, tileHeight);
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
437 return index - offset;
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
438 }
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
439
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
440 private int decodePacked(byte[] bytes, int offset, Renderer renderer,
57
17b702648079 version2.7.2 original version.
Taninari YU <you@cr.ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
441 int paletteSize, int tileX, int tileY, int tileWidth, int tileHeight) {
0
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
442 int bitsPerPalletedPixel = paletteSize > 16 ? 8 : paletteSize > 4 ? 4
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
443 : paletteSize > 2 ? 2 : 1;
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
444 int packedOffset = offset;
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
445 int decodedOffset = 0;
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
446 for (int i = 0; i < tileHeight; ++i) {
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
447 int decodedRowEnd = decodedOffset + tileWidth;
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
448 int byteProcessed = 0;
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
449 int bitsRemain = 0;
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
450
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
451 while (decodedOffset < decodedRowEnd) {
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
452 if (bitsRemain == 0) {
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
453 byteProcessed = bytes[packedOffset++];
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
454 bitsRemain = 8;
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
455 }
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
456 bitsRemain -= bitsPerPalletedPixel;
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
457 int index = byteProcessed >> bitsRemain & (1 << bitsPerPalletedPixel) - 1 & 127;
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
458 int color = palette[index];
57
17b702648079 version2.7.2 original version.
Taninari YU <you@cr.ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
459 renderer.fillColorBitmapWithColor(decodedBitmap, decodedOffset, 1, color);
0
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
460 ++decodedOffset;
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
461 }
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
462 }
57
17b702648079 version2.7.2 original version.
Taninari YU <you@cr.ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
463 renderer.drawColoredBitmap(decodedBitmap, tileX, tileY, tileWidth, tileHeight);
0
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
464 return packedOffset - offset;
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
465 }
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
466
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
467 private int decodeRaw(byte[] bytes, int offset, Renderer renderer,
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
468 int tileX, int tileY, int tileWidth, int tileHeight) throws TransportException {
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
469 return renderer.drawCompactBytes(bytes, offset, tileX, tileY, tileWidth, tileHeight);
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
470 }
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
471
57
17b702648079 version2.7.2 original version.
Taninari YU <you@cr.ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
472 private int readPalette(byte[] bytes, int offset, Renderer renderer, int paletteSize) {
17b702648079 version2.7.2 original version.
Taninari YU <you@cr.ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
473 final int bytesPerCPixel = renderer.getBytesPerCPixel();
0
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
474 for (int i=0; i<paletteSize; ++i) {
57
17b702648079 version2.7.2 original version.
Taninari YU <you@cr.ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
475 palette[i] = renderer.getCompactPixelColor(bytes, offset + i* bytesPerCPixel);
0
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
476 }
57
17b702648079 version2.7.2 original version.
Taninari YU <you@cr.ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
477 return paletteSize * bytesPerCPixel;
0
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
478 }
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
479
526
fcd833c2e148 Multicast Bloking in ZRLEDecoder
riono210
parents: 515
diff changeset
480
fcd833c2e148 Multicast Bloking in ZRLEDecoder
riono210
parents: 515
diff changeset
481
0
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
482 }