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comparison src/main/java/com/glavsoft/rfb/encoding/EncodingType.java @ 0:daa24f8a557b

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TightVNC original
author YU
date Thu, 11 Sep 2014 07:30:03 +0900
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children 61d95bdc2bdb
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-1:000000000000 0:daa24f8a557b
1 // Copyright (C) 2010, 2011, 2012, 2013 GlavSoft LLC.
2 // All rights reserved.
3 //
4 //-------------------------------------------------------------------------
5 // This file is part of the TightVNC software. Please visit our Web site:
6 //
7 // http://www.tightvnc.com/
8 //
9 // This program is free software; you can redistribute it and/or modify
10 // it under the terms of the GNU General Public License as published by
11 // the Free Software Foundation; either version 2 of the License, or
12 // (at your option) any later version.
13 //
14 // This program is distributed in the hope that it will be useful,
15 // but WITHOUT ANY WARRANTY; without even the implied warranty of
16 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 // GNU General Public License for more details.
18 //
19 // You should have received a copy of the GNU General Public License along
20 // with this program; if not, write to the Free Software Foundation, Inc.,
21 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
22 //-------------------------------------------------------------------------
23 //
24
25 package com.glavsoft.rfb.encoding;
26
27 import java.util.LinkedHashSet;
28
29 /**
30 * Encoding types
31 */
32 public enum EncodingType {
33 /**
34 * Desktop data representes as raw bytes stream
35 */
36 RAW_ENCODING(0, "Raw"),
37 /**
38 * Specfies encodings which allow to copy part of image in client's
39 * framebuffer from one place to another.
40 */
41 COPY_RECT(1, "CopyRect"),
42 RRE(2, "RRE"),
43 /**
44 * Hextile encoding, uses palettes, filling and raw subencoding
45 */
46 HEXTILE(5, "Hextile"),
47 /**
48 * This encoding is like raw but previously all data compressed with zlib.
49 */
50 ZLIB(6, "ZLib"),
51 /**
52 * Tight Encoding for slow connection. It is uses raw data, palettes, filling
53 * and jpeg subencodings
54 */
55 TIGHT(7, "Tight"),
56 //ZlibHex(8),
57 /**
58 * ZRLE Encoding is like Hextile but previously all data compressed with zlib.
59 */
60 ZRLE(16, "ZRLE"),
61
62 /**
63 * Rich Cursor pseudo encoding which allows to transfer cursor shape
64 * with transparency
65 */
66 RICH_CURSOR(0xFFFFFF11, "RichCursor"),
67 /**
68 * Desktop Size Pseudo encoding allows to notificate client about
69 * remote screen resolution changed.
70 */
71 DESKTOP_SIZE(0xFFFFFF21, "DesctopSize"),
72 /**
73 * Cusros position encoding allows to transfer remote cursor position to
74 * client side.
75 */
76 CURSOR_POS(0xFFFFFF18, "CursorPos"),
77
78 COMPRESS_LEVEL_0(0xFFFFFF00 + 0, "CompressionLevel0"),
79 COMPRESS_LEVEL_1(0xFFFFFF00 + 1, "CompressionLevel1"),
80 COMPRESS_LEVEL_2(0xFFFFFF00 + 2, "CompressionLevel2"),
81 COMPRESS_LEVEL_3(0xFFFFFF00 + 3, "CompressionLevel3"),
82 COMPRESS_LEVEL_4(0xFFFFFF00 + 4, "CompressionLevel4"),
83 COMPRESS_LEVEL_5(0xFFFFFF00 + 5, "CompressionLevel5"),
84 COMPRESS_LEVEL_6(0xFFFFFF00 + 6, "CompressionLevel6"),
85 COMPRESS_LEVEL_7(0xFFFFFF00 + 7, "CompressionLevel7"),
86 COMPRESS_LEVEL_8(0xFFFFFF00 + 8, "CompressionLevel8"),
87 COMPRESS_LEVEL_9(0xFFFFFF00 + 9, "CompressionLevel9"),
88
89 JPEG_QUALITY_LEVEL_0(0xFFFFFFE0 + 0, "JpegQualityLevel0"),
90 JPEG_QUALITY_LEVEL_1(0xFFFFFFE0 + 1, "JpegQualityLevel1"),
91 JPEG_QUALITY_LEVEL_2(0xFFFFFFE0 + 2, "JpegQualityLevel2"),
92 JPEG_QUALITY_LEVEL_3(0xFFFFFFE0 + 3, "JpegQualityLevel3"),
93 JPEG_QUALITY_LEVEL_4(0xFFFFFFE0 + 4, "JpegQualityLevel4"),
94 JPEG_QUALITY_LEVEL_5(0xFFFFFFE0 + 5, "JpegQualityLevel5"),
95 JPEG_QUALITY_LEVEL_6(0xFFFFFFE0 + 6, "JpegQualityLevel6"),
96 JPEG_QUALITY_LEVEL_7(0xFFFFFFE0 + 7, "JpegQualityLevel7"),
97 JPEG_QUALITY_LEVEL_8(0xFFFFFFE0 + 8, "JpegQualityLevel8"),
98 JPEG_QUALITY_LEVEL_9(0xFFFFFFE0 + 9, "JpegQualityLevel9");
99
100 private int id;
101 private final String name;
102 private EncodingType(int id, String name) {
103 this.id = id;
104 this.name = name;
105 }
106
107 public int getId() {
108 return id;
109 }
110 public String getName() {
111 return name;
112 }
113
114 public static LinkedHashSet<EncodingType> ordinaryEncodings = new LinkedHashSet<EncodingType>();
115 static {
116 ordinaryEncodings.add(TIGHT);
117 ordinaryEncodings.add(HEXTILE);
118 ordinaryEncodings.add(ZRLE);
119 ordinaryEncodings.add(ZLIB);
120 ordinaryEncodings.add(RRE);
121 ordinaryEncodings.add(COPY_RECT);
122 // ordinaryEncodings.add(RAW_ENCODING);
123 }
124
125 public static LinkedHashSet<EncodingType> pseudoEncodings = new LinkedHashSet<EncodingType>();
126 static {
127 pseudoEncodings.add(RICH_CURSOR);
128 pseudoEncodings.add(CURSOR_POS);
129 pseudoEncodings.add(DESKTOP_SIZE);
130 }
131
132 public static LinkedHashSet<EncodingType> compressionEncodings = new LinkedHashSet<EncodingType>();
133 static {
134 compressionEncodings.add(COMPRESS_LEVEL_0);
135 compressionEncodings.add(JPEG_QUALITY_LEVEL_0);
136 }
137
138 public static EncodingType byId(int id) {
139 // TODO needs to speedup with hash usage?
140 for (EncodingType type : values()) {
141 if (type.getId() == id)
142 return type;
143 }
144 throw new IllegalArgumentException("Unsupported encoding id: " + id);
145 }
146
147 }