1 /* 2 * Copyright (C) 2009 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef HTTP_DATASOURCE_H_ 18 19 #define HTTP_DATASOURCE_H_ 20 21 #include <media/stagefright/DataSource.h> 22 #include <media/stagefright/HTTPStream.h> 23 24 namespace android { 25 26 class HTTPDataSource : public DataSource { 27 public: 28 HTTPDataSource(const char *host, int port, const char *path); 29 HTTPDataSource(const char *uri); 30 31 virtual ~HTTPDataSource(); 32 33 // XXXandih InitCheck()34 status_t InitCheck() const { return OK; } 35 36 virtual ssize_t read_at(off_t offset, void *data, size_t size); 37 38 private: 39 enum { 40 kBufferSize = 64 * 1024 41 }; 42 43 HTTPStream mHttp; 44 char *mHost; 45 int mPort; 46 char *mPath; 47 48 void *mBuffer; 49 size_t mBufferLength; 50 off_t mBufferOffset; 51 52 HTTPDataSource(const HTTPDataSource &); 53 HTTPDataSource &operator=(const HTTPDataSource &); 54 }; 55 56 } // namespace android 57 58 #endif // HTTP_DATASOURCE_H_ 59 60