FileSource.h revision 03475f5af25e4aa32d46d41dd2ec756853d8dd9d
120111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber/* 220111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber * Copyright (C) 2009 The Android Open Source Project 320111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber * 420111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber * Licensed under the Apache License, Version 2.0 (the "License"); 520111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber * you may not use this file except in compliance with the License. 620111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber * You may obtain a copy of the License at 720111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber * 820111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber * http://www.apache.org/licenses/LICENSE-2.0 920111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber * 1020111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber * Unless required by applicable law or agreed to in writing, software 1120111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber * distributed under the License is distributed on an "AS IS" BASIS, 1220111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1320111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber * See the License for the specific language governing permissions and 1420111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber * limitations under the License. 1520111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber */ 1620111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 1720111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber#ifndef FILE_SOURCE_H_ 1820111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 1920111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber#define FILE_SOURCE_H_ 2020111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 2120111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber#include <stdio.h> 2220111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 2320111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber#include <media/stagefright/DataSource.h> 2420111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber#include <media/stagefright/MediaErrors.h> 2520111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber#include <utils/threads.h> 2620111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 2720111aa043c5f404472bc63b90bc5aad906b1101Andreas Hubernamespace android { 2820111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 2920111aa043c5f404472bc63b90bc5aad906b1101Andreas Huberclass FileSource : public DataSource { 3020111aa043c5f404472bc63b90bc5aad906b1101Andreas Huberpublic: 3120111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber FileSource(const char *filename); 3203475f5af25e4aa32d46d41dd2ec756853d8dd9dAndreas Huber FileSource(int fd, int64_t offset, int64_t length); 3320111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 3434769bc913e9f6bb138e666d94a9d685bf3da217Andreas Huber virtual status_t initCheck() const; 3534769bc913e9f6bb138e666d94a9d685bf3da217Andreas Huber 3634769bc913e9f6bb138e666d94a9d685bf3da217Andreas Huber virtual ssize_t readAt(off_t offset, void *data, size_t size); 3720111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 3803475f5af25e4aa32d46d41dd2ec756853d8dd9dAndreas Huber virtual status_t getSize(off_t *size); 3903475f5af25e4aa32d46d41dd2ec756853d8dd9dAndreas Huber 4034769bc913e9f6bb138e666d94a9d685bf3da217Andreas Huberprotected: 4134769bc913e9f6bb138e666d94a9d685bf3da217Andreas Huber virtual ~FileSource(); 4220111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 4320111aa043c5f404472bc63b90bc5aad906b1101Andreas Huberprivate: 4420111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber FILE *mFile; 4503475f5af25e4aa32d46d41dd2ec756853d8dd9dAndreas Huber int64_t mOffset; 4603475f5af25e4aa32d46d41dd2ec756853d8dd9dAndreas Huber int64_t mLength; 4720111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber Mutex mLock; 4820111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 4920111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber FileSource(const FileSource &); 5020111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber FileSource &operator=(const FileSource &); 5120111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber}; 5220111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 5320111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber} // namespace android 5420111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 5520111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber#endif // FILE_SOURCE_H_ 5620111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 57