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      1 /*
      2  * Copyright (C) 2012 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 GENERIC_SOURCE_H_
     18 
     19 #define GENERIC_SOURCE_H_
     20 
     21 #include "NuPlayer.h"
     22 #include "NuPlayerSource.h"
     23 
     24 #include "ATSParser.h"
     25 
     26 namespace android {
     27 
     28 struct AnotherPacketSource;
     29 struct ARTSPController;
     30 struct DataSource;
     31 struct MediaSource;
     32 
     33 struct NuPlayer::GenericSource : public NuPlayer::Source {
     34     GenericSource(
     35             const char *url,
     36             const KeyedVector<String8, String8> *headers,
     37             bool uidValid = false,
     38             uid_t uid = 0);
     39 
     40     GenericSource(int fd, int64_t offset, int64_t length);
     41 
     42     virtual void start();
     43 
     44     virtual status_t feedMoreTSData();
     45 
     46     virtual sp<MetaData> getFormat(bool audio);
     47     virtual status_t dequeueAccessUnit(bool audio, sp<ABuffer> *accessUnit);
     48 
     49     virtual status_t getDuration(int64_t *durationUs);
     50     virtual status_t seekTo(int64_t seekTimeUs);
     51     virtual bool isSeekable();
     52 
     53 protected:
     54     virtual ~GenericSource();
     55 
     56 private:
     57     struct Track {
     58         sp<MediaSource> mSource;
     59         sp<AnotherPacketSource> mPackets;
     60     };
     61 
     62     Track mAudioTrack;
     63     Track mVideoTrack;
     64 
     65     int64_t mDurationUs;
     66     bool mAudioIsVorbis;
     67 
     68     void initFromDataSource(const sp<DataSource> &dataSource);
     69 
     70     void readBuffer(
     71             bool audio,
     72             int64_t seekTimeUs = -1ll, int64_t *actualTimeUs = NULL);
     73 
     74     DISALLOW_EVIL_CONSTRUCTORS(GenericSource);
     75 };
     76 
     77 }  // namespace android
     78 
     79 #endif  // GENERIC_SOURCE_H_
     80