mpegutils.h
Go to the documentation of this file.
1 /***************************************************************************
2  copyright : (C) 2015 by Tsuda Kageyu
3  email : tsuda.kageyu@gmail.com
4  ***************************************************************************/
5 
6 /***************************************************************************
7  * This library is free software; you can redistribute it and/or modify *
8  * it under the terms of the GNU Lesser General Public License version *
9  * 2.1 as published by the Free Software Foundation. *
10  * *
11  * This library is distributed in the hope that it will be useful, but *
12  * WITHOUT ANY WARRANTY; without even the implied warranty of *
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
14  * Lesser General Public License for more details. *
15  * *
16  * You should have received a copy of the GNU Lesser General Public *
17  * License along with this library; if not, write to the Free Software *
18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA *
19  * 02110-1301 USA *
20  * *
21  * Alternatively, this file is available under the Mozilla Public *
22  * License Version 1.1. You may obtain a copy of the License at *
23  * http://www.mozilla.org/MPL/ *
24  ***************************************************************************/
25 
26 #ifndef TAGLIB_MPEGUTILS_H
27 #define TAGLIB_MPEGUTILS_H
28 
29 // THIS FILE IS NOT A PART OF THE TAGLIB API
30 
31 #ifndef DO_NOT_DOCUMENT // tell Doxygen not to document this header
32 
33 namespace TagLib
34 {
35  namespace MPEG
36  {
37  namespace
38  {
39 
45  inline bool firstSyncByte(unsigned char byte)
46  {
47  return (byte == 0xFF);
48  }
49 
50  inline bool secondSynchByte(unsigned char byte)
51  {
52  // 0xFF is possible in theory, but it's very unlikely be a header.
53 
54  return (byte != 0xFF && ((byte & 0xE0) == 0xE0));
55  }
56 
57  }
58  }
59 }
60 
61 #endif
62 
63 #endif
A namespace for all TagLib related classes and functions.
Definition: apefile.h:41