DRMExtractor.h revision a48a51c056198a778755cbed52884dc30b74ac0a
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 DRM_EXTRACTOR_H_ 18 19#define DRM_EXTRACTOR_H_ 20 21#include <media/IMediaSource.h> 22#include <media/stagefright/MediaExtractor.h> 23#include <drm/DrmManagerClient.h> 24 25namespace android { 26 27struct AMessage; 28class DataSource; 29class SampleTable; 30class String8; 31class DecryptHandle; 32 33class DRMExtractor : public MediaExtractor { 34public: 35 DRMExtractor(const sp<DataSource> &source, const char *mime); 36 37 virtual size_t countTracks(); 38 virtual sp<IMediaSource> getTrack(size_t index); 39 virtual sp<MetaData> getTrackMetaData(size_t index, uint32_t flags); 40 virtual sp<MetaData> getMetaData(); 41 virtual const char * name() { return "DRMExtractor"; } 42 43protected: 44 virtual ~DRMExtractor(); 45 46private: 47 sp<DataSource> mDataSource; 48 49 sp<IMediaExtractor> mOriginalExtractor; 50 sp<DecryptHandle> mDecryptHandle; 51 DrmManagerClient* mDrmManagerClient; 52 53 DRMExtractor(const DRMExtractor &); 54 DRMExtractor &operator=(const DRMExtractor &); 55}; 56 57bool SniffDRM( 58 const sp<DataSource> &source, String8 *mimeType, float *confidence, 59 sp<AMessage> *); 60 61} // namespace android 62 63#endif // DRM_EXTRACTOR_H_ 64 65