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      1 /*
      2  * Copyright (C) 2016 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 AMEDIAOBJECTS_H_
     18 #define AMEDIAOBJECTS_H_
     19 
     20 #include <utils/Log.h>
     21 
     22 #include "media/NdkMediaCrypto.h"
     23 #include "media/NdkMediaDrm.h"
     24 #include "media/NdkMediaExtractor.h"
     25 
     26 namespace {
     27 
     28 // Simple class to manage deletion of AMedia objects
     29 class AMediaObjects {
     30  public:
     31     AMediaObjects();
     32     virtual ~AMediaObjects();
     33 
     34     void setCrypto(AMediaCrypto* const theCrypto) {
     35         mCrypto = theCrypto;
     36     }
     37     void setDrm(AMediaDrm* const theDrm) {
     38         mDrm = theDrm;
     39     }
     40     void setVideoExtractor(AMediaExtractor* const theExtractor) {
     41         mVideoExtractor = theExtractor;
     42     }
     43     void setAudioExtractor(AMediaExtractor* const theExtractor) {
     44         mAudioExtractor = theExtractor;
     45     }
     46 
     47     AMediaCrypto* getCrypto() const { return mCrypto; }
     48     AMediaDrm* getDrm() const { return mDrm; }
     49     AMediaExtractor* getAudioExtractor() const { return mAudioExtractor; }
     50     AMediaExtractor* getVideoExtractor() const { return mVideoExtractor; }
     51 
     52  private:
     53     AMediaCrypto *mCrypto;
     54     AMediaDrm* mDrm;
     55     AMediaExtractor* mAudioExtractor;
     56     AMediaExtractor* mVideoExtractor;
     57 
     58     // Disallow copy and assignment
     59     AMediaObjects(const AMediaObjects&);
     60     void operator=(const AMediaObjects&);
     61 };
     62 
     63 AMediaObjects::AMediaObjects(void) : mCrypto(NULL), mDrm(NULL),
     64         mAudioExtractor(NULL), mVideoExtractor(NULL) {
     65 }
     66 
     67 AMediaObjects::~AMediaObjects() {
     68     if (mCrypto) {
     69         AMediaCrypto_delete(mCrypto);
     70     }
     71     if (mAudioExtractor) {
     72         AMediaExtractor_delete(mAudioExtractor);
     73     }
     74     if (mVideoExtractor) {
     75         AMediaExtractor_delete(mVideoExtractor);
     76     }
     77     if (mDrm) {
     78         AMediaDrm_release(mDrm);
     79     }
     80 }
     81 
     82 }  // anonymous namespace
     83 #endif  // AMEDIAOBJECTS_H_
     84 
     85