aboutsummaryrefslogtreecommitdiffstatshomepage
path: root/OpenSim/Region/Environment/Modules/Scripting/LoadImageURL/LoadImageURLModule.cs
diff options
context:
space:
mode:
Diffstat (limited to 'OpenSim/Region/Environment/Modules/Scripting/LoadImageURL/LoadImageURLModule.cs')
-rw-r--r--OpenSim/Region/Environment/Modules/Scripting/LoadImageURL/LoadImageURLModule.cs179
1 files changed, 179 insertions, 0 deletions
diff --git a/OpenSim/Region/Environment/Modules/Scripting/LoadImageURL/LoadImageURLModule.cs b/OpenSim/Region/Environment/Modules/Scripting/LoadImageURL/LoadImageURLModule.cs
new file mode 100644
index 0000000..eaf9d36
--- /dev/null
+++ b/OpenSim/Region/Environment/Modules/Scripting/LoadImageURL/LoadImageURLModule.cs
@@ -0,0 +1,179 @@
1/*
2 * Copyright (c) Contributors, http://opensimulator.org/
3 * See CONTRIBUTORS.TXT for a full list of copyright holders.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 * * Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * * Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 * * Neither the name of the OpenSim Project nor the
13 * names of its contributors may be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
17 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19 * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
20 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28using System;
29using System.Drawing;
30using System.IO;
31using System.Net;
32using libsecondlife;
33using Nini.Config;
34using OpenJPEGNet;
35using OpenSim.Region.Environment.Interfaces;
36using OpenSim.Region.Environment.Scenes;
37
38namespace OpenSim.Region.Environment.Modules.Scripting.LoadImageURL
39{
40 public class LoadImageURLModule : IRegionModule, IDynamicTextureRender
41 {
42 private string m_name = "LoadImageURL";
43 private IDynamicTextureManager m_textureManager;
44 private Scene m_scene;
45
46 public void Initialise(Scene scene, IConfigSource config)
47 {
48 if (m_scene == null)
49 {
50 m_scene = scene;
51 }
52 }
53
54 public void PostInitialise()
55 {
56 m_textureManager = m_scene.RequestModuleInterface<IDynamicTextureManager>();
57 if (m_textureManager != null)
58 {
59 m_textureManager.RegisterRender(GetContentType(), this);
60 }
61 }
62
63 public void Close()
64 {
65 }
66
67 public string Name
68 {
69 get { return m_name; }
70 }
71
72 public bool IsSharedModule
73 {
74 get { return true; }
75 }
76
77 public string GetName()
78 {
79 return m_name;
80 }
81
82 public string GetContentType()
83 {
84 return ("image");
85 }
86
87 public bool SupportsAsynchronous()
88 {
89 return true;
90 }
91
92 public byte[] ConvertUrl(string url, string extraParams)
93 {
94 return null;
95 }
96
97 public byte[] ConvertStream(Stream data, string extraParams)
98 {
99 return null;
100 }
101
102 public bool AsyncConvertUrl(LLUUID id, string url, string extraParams)
103 {
104 MakeHttpRequest(url, id);
105 return true;
106 }
107
108 public bool AsyncConvertData(LLUUID id, string bodyData, string extraParams)
109 {
110 return false;
111 }
112
113 private void MakeHttpRequest(string url, LLUUID requestID)
114 {
115 WebRequest request = HttpWebRequest.Create(url);
116 RequestState state = new RequestState((HttpWebRequest) request, requestID);
117 IAsyncResult result = request.BeginGetResponse(new AsyncCallback(HttpRequestReturn), state);
118
119 TimeSpan t = (DateTime.UtcNow - new DateTime(1970, 1, 1));
120 state.TimeOfRequest = (int) t.TotalSeconds;
121 }
122
123 private void HttpRequestReturn(IAsyncResult result)
124 {
125 RequestState state = (RequestState) result.AsyncState;
126 WebRequest request = (WebRequest) state.Request;
127 HttpWebResponse response = (HttpWebResponse) request.EndGetResponse(result);
128 if (response.StatusCode == HttpStatusCode.OK)
129 {
130 Bitmap image = new Bitmap(response.GetResponseStream());
131 Size newsize;
132
133 // TODO: make this a bit less hard coded
134 if ((image.Height < 64) && (image.Width < 64))
135 {
136 newsize = new Size(32, 32);
137 }
138 else if ((image.Height < 128) && (image.Width < 128))
139 {
140 newsize = new Size(64, 64);
141 }
142 else if ((image.Height <256) && (image.Width < 256))
143 {
144 newsize = new Size(128, 128);
145 }
146 else if ((image.Height < 512 && image.Width < 512))
147 {
148 newsize = new Size(256, 256);
149 }
150 else if ((image.Height < 1024 && image.Width < 1024))
151 {
152 newsize = new Size(512, 512);
153 }
154 else
155 {
156 newsize = new Size(1024,1024);
157 }
158
159 Bitmap resize = new Bitmap(image, newsize);
160 byte[] imageJ2000 = OpenJPEG.EncodeFromImage(resize, true);
161
162 m_textureManager.ReturnData(state.RequestID, imageJ2000);
163 }
164 }
165
166 public class RequestState
167 {
168 public HttpWebRequest Request = null;
169 public LLUUID RequestID = LLUUID.Zero;
170 public int TimeOfRequest = 0;
171
172 public RequestState(HttpWebRequest request, LLUUID requestID)
173 {
174 Request = request;
175 RequestID = requestID;
176 }
177 }
178 }
179} \ No newline at end of file
generated by cgit v1.1 at 2024-11-16 09:30:48 +0000