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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 ChunkLargeOffsetAtom Class                        */
21 /*     -------------------------------------------------------------------       */
22 /*********************************************************************************/
23 /*
24     This ChunkLargeOffsetAtom Class gives the index of each chunk into the
25     containing file.
26 */
27 
28 
29 #ifndef CHUNKLARGEOFFSETATOM_H_INCLUDED
30 #define CHUNKLARGEOFFSETATOM_H_INCLUDED
31 
32 #ifndef OSCL_FILE_IO_H_INCLUDED
33 #include "oscl_file_io.h"
34 #endif
35 
36 #ifndef FULLATOM_H_INCLUDED
37 #include "fullatom.h"
38 #endif
39 
40 class ChunkLargeOffsetAtom : public FullAtom
41 {
42 
43     public:
44         ChunkLargeOffsetAtom(uint8 version, uint32 flags); // Constructor
45         ChunkLargeOffsetAtom(ChunkLargeOffsetAtom atom); // Copy Constructor
46         virtual ~ChunkLargeOffsetAtom();
47 
48         // Member gets and sets
getEntryCount()49         uint32 getEntryCount()
50         {
51             return _entryCount;
52         }
setEntryCount(uint32 count)53         void setEntryCount(uint32 count)
54         {
55             _entryCount = count;
56         }
57 
58         // Adding to and getting first chunk offset values
59         void addChunkOffset(uint64 offset);
getChunkOffsets()60         vector<uint64>* getChunkOffsets()
61         {
62             return _pchunkOffsets;
63         }
64 
65         // Rendering the Atom in proper format (bitlengths, etc.) to an ostream
66         virtual void renderToFileStream(ofstream &os);
67         // Reading in the Atom components from an input stream
68         virtual void readFromFileStream(ifstream &is);
69 
70 
71     private:
72         uint32 _entryCount;
73         vector<uint64>* _pchunkOffsets;
74 
75 };
76 
77 
78 #endif // CHUNKLARGEOFFSETATOM_H_INCLUDED
79