AMRWriter.h revision a7d1a2dd776bf356c228785a94ba8e0ff6a2ec7f
1/* 2 * Copyright (C) 2010 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 AMR_WRITER_H_ 18 19#define AMR_WRITER_H_ 20 21#include <stdio.h> 22 23#include <media/stagefright/MediaWriter.h> 24#include <utils/threads.h> 25 26namespace android { 27 28struct MediaSource; 29 30struct AMRWriter : public MediaWriter { 31 AMRWriter(const char *filename); 32 AMRWriter(int fd); 33 34 status_t initCheck() const; 35 36 virtual status_t addSource(const sp<MediaSource> &source); 37 virtual bool reachedEOS(); 38 virtual status_t start(); 39 virtual void stop(); 40 virtual void pause(); 41 42protected: 43 virtual ~AMRWriter(); 44 45private: 46 FILE *mFile; 47 status_t mInitCheck; 48 sp<MediaSource> mSource; 49 bool mStarted; 50 volatile bool mPaused; 51 volatile bool mResumed; 52 volatile bool mDone; 53 volatile bool mReachedEOS; 54 pthread_t mThread; 55 int64_t mEstimatedSizeBytes; 56 int64_t mEstimatedDurationUs; 57 58 static void *ThreadWrapper(void *); 59 void threadFunc(); 60 bool exceedsFileSizeLimit(); 61 bool exceedsFileDurationLimit(); 62 63 AMRWriter(const AMRWriter &); 64 AMRWriter &operator=(const AMRWriter &); 65}; 66 67} // namespace android 68 69#endif // AMR_WRITER_H_ 70