1 /* 2 * Copyright 2017, 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 CALLBACK_MEDIA_SOURCE_H_ 18 #define CALLBACK_MEDIA_SOURCE_H_ 19 20 #include <media/MediaSource.h> 21 #include <media/stagefright/foundation/ABase.h> 22 23 namespace android { 24 25 class IMediaSource; 26 27 // A stagefright MediaSource that wraps a binder IMediaSource. 28 class CallbackMediaSource : public MediaSource { 29 public: 30 explicit CallbackMediaSource(const sp<IMediaSource> &source); 31 virtual ~CallbackMediaSource(); 32 virtual status_t start(MetaData *params = NULL); 33 virtual status_t stop(); 34 virtual sp<MetaData> getFormat(); 35 virtual status_t read( 36 MediaBufferBase **buffer, const ReadOptions *options = NULL); 37 virtual status_t pause(); 38 39 private: 40 sp<IMediaSource> mSource; 41 42 DISALLOW_EVIL_CONSTRUCTORS(CallbackMediaSource); 43 }; 44 45 } // namespace android 46 47 #endif // CALLBACK_MEDIA_SOURCE_H_ 48