19f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li/* 2f04335f899f2cce69f843692a3cb9cec229683c2tturney * Copyright (C) 2017 The Android Open Source Project 39f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li * 4f04335f899f2cce69f843692a3cb9cec229683c2tturney * Licensed under the Apache License, Version 2.0 (the "License"); 5f04335f899f2cce69f843692a3cb9cec229683c2tturney * you may not use this file except in compliance with the License. 6f04335f899f2cce69f843692a3cb9cec229683c2tturney * You may obtain a copy of the License at 79f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li * 8f04335f899f2cce69f843692a3cb9cec229683c2tturney * http://www.apache.org/licenses/LICENSE-2.0 99f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li * 109f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li * Unless required by applicable law or agreed to in writing, software 11f04335f899f2cce69f843692a3cb9cec229683c2tturney * distributed under the License is distributed on an "AS IS" BASIS, 12f04335f899f2cce69f843692a3cb9cec229683c2tturney * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13f04335f899f2cce69f843692a3cb9cec229683c2tturney * See the License for the specific language governing permissions and 14f04335f899f2cce69f843692a3cb9cec229683c2tturney * limitations under the License. 159f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li */ 169f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li 179f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Lipackage com.googlecode.android_scripting.webcam; 189f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li 199f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Liimport java.io.BufferedReader; 209f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Liimport java.io.OutputStream; 219f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Liimport java.io.PrintWriter; 229f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Liimport java.net.Socket; 239f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Liimport com.googlecode.android_scripting.Log; 249f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Liimport com.googlecode.android_scripting.SimpleServer; 259f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li 269f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Liclass MjpegServer extends SimpleServer { 279f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li 289f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li private final JpegProvider mProvider; 299f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li 309f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li public MjpegServer(JpegProvider provider) { 319f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li mProvider = provider; 329f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li } 339f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li 349f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li @Override 359f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li protected void handleConnection(Socket socket) throws Exception { 369f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li Log.d("handle Mjpeg connection"); 379f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li byte[] data = mProvider.getJpeg(); 389f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li if (data == null) { 399f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li return; 409f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li } 419f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li OutputStream outputStream = socket.getOutputStream(); 429f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li outputStream.write(( 439f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li "HTTP/1.0 200 OK\r\n" + 449f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li "Server: SL4A\r\n" + 459f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li "Connection: close\r\n" + 469f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li "Max-Age: 0\r\n" + 479f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li "Expires: 0\r\n" + 489f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li "Cache-Control: no-cache, private\r\n" + 499f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li "Pragma: no-cache\r\n" + 509f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li "Content-Type: multipart/x-mixed-replace; boundary=--BoundaryString\r\n\r\n").getBytes()); 519f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li while (true) { 529f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li data = mProvider.getJpeg(); 539f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li if (data == null) { 549f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li return; 559f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li } 569f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li outputStream.write("--BoundaryString\r\n".getBytes()); 579f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li outputStream.write("Content-type: image/jpg\r\n".getBytes()); 589f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li outputStream.write(("Content-Length: " + data.length + "\r\n\r\n").getBytes()); 599f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li outputStream.write(data); 609f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li outputStream.write("\r\n\r\n".getBytes()); 619f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li outputStream.flush(); 629f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li } 639f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li } 649f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li 659f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li @Override 669f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li protected void handleRPCConnection(Socket sock, Integer UID, BufferedReader reader, PrintWriter writer) 679f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li throws Exception { 689f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li } 699f32db87b486c93a0ea71eb1781ee45676b8bf8bXin Li} 70