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 #include "atom.h"
19 #include "atomutils.h"
20 #include "oscl_file_io.h"
21 #include "mpeg4bitrateatom.h"
22 #include "a_atomdefs.h"
23
PVA_FF_Mpeg4Bitrate(uint32 BufferSizeDB,uint32 MaxBitRate,uint32 AvgBitRate)24 PVA_FF_Mpeg4Bitrate::PVA_FF_Mpeg4Bitrate(uint32 BufferSizeDB, uint32 MaxBitRate, uint32 AvgBitRate)
25 : PVA_FF_Atom(MPEG4_BITRATE_BOX)
26 , _bufferSizeDB(BufferSizeDB)
27 , _maxBitRate(MaxBitRate)
28 , _avgBitRate(AvgBitRate)
29 {
30 recomputeSize();
31 }
32
renderToFileStream(MP4_AUTHOR_FF_FILE_IO_WRAP * fp)33 bool PVA_FF_Mpeg4Bitrate::renderToFileStream(MP4_AUTHOR_FF_FILE_IO_WRAP *fp)
34 {
35 return (renderAtomBaseMembers(fp)
36 && PVA_FF_AtomUtils::render32(fp, _bufferSizeDB)
37 && PVA_FF_AtomUtils::render32(fp, _maxBitRate)
38 && PVA_FF_AtomUtils::render32(fp, _avgBitRate));
39 }
40
recomputeSize()41 void PVA_FF_Mpeg4Bitrate::recomputeSize()
42 {
43 _size = 0x14;
44
45 // Update size of parent
46 if (_pparent != NULL)
47 {
48 _pparent->recomputeSize();
49 }
50 }
51
getSize()52 uint32 PVA_FF_Mpeg4Bitrate::getSize()
53 {
54 recomputeSize();
55 return (_size);
56 }
57
58