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      1 /* ------------------------------------------------------------------
      2  * Copyright (C) 1998-2009 PacketVideo
      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
     13  * express or implied.
     14  * See the License for the specific language governing permissions
     15  * and limitations under the License.
     16  * -------------------------------------------------------------------
     17  */
     18 /*********************************************************************************/
     19 /*     -------------------------------------------------------------------       */
     20 /*                         MPEG-4 MpegSampleEntry Class                          */
     21 /*     -------------------------------------------------------------------       */
     22 /*********************************************************************************/
     23 /*
     24     This MpegSampleEntry is used for hint tracks.
     25 */
     26 
     27 
     28 #ifndef MPEGSAMPLEENTRY_H_INCLUDED
     29 #define MPEGSAMPLEENTRY_H_INCLUDED
     30 
     31 #ifndef OSCL_FILE_IO_H_INCLUDED
     32 #include "oscl_file_io.h"
     33 #endif
     34 
     35 #ifndef SAMPLEENTRY_H_INCLUDED
     36 #include "sampleentry.h"
     37 #endif
     38 
     39 #ifndef ESDATOM_H_INCLUDED
     40 #include "esdatom.h"
     41 #endif
     42 
     43 class MpegSampleEntry : public SampleEntry
     44 {
     45 
     46     public:
     47         MpegSampleEntry(MP4_FF_FILE *fp, uint32 size, uint32 type);
     48         virtual ~MpegSampleEntry();
     49 
     50         uint8 getObjectTypeIndication() const
     51         {
     52             if (_pes != NULL)
     53             {
     54                 return _pes->getObjectTypeIndication();
     55             }
     56             else
     57             {
     58                 return 0xFF;
     59             }
     60         }
     61 
     62         // Member gets and sets
     63         const ESDAtom &getESDAtom() const
     64         {
     65             return *_pes;
     66         }
     67 
     68         virtual uint32 getESID() const
     69         {
     70             if (_pes != NULL)
     71             {
     72                 if (_pes->getESDescriptorPtr() != NULL)
     73                 {
     74                     return _pes->getESDescriptorPtr()->getESID();
     75                 }
     76                 else
     77                 {
     78                     return 0;
     79                 }
     80             }
     81             else
     82             {
     83                 return 0;
     84             }
     85         }
     86 
     87         virtual const ESDescriptor *getESDescriptor() const
     88         {
     89             if (_pes != NULL)
     90             {
     91                 return _pes->getESDescriptorPtr();
     92             }
     93             else
     94             {
     95                 return NULL;
     96             }
     97         }
     98 
     99     private:
    100         ESDAtom *_pes;
    101 };
    102 
    103 
    104 #endif  // MPEGSAMPLEENTRY_H_INCLUDED
    105 
    106