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