| TagLib 1.13 |  |

mpegutils.h
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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
48 inline bool isFrameSync(const ByteVector &bytes, unsigned int offset = 0)
49 {
50 // 0xFF in the second byte is possible in theory, but it's very unlikely.
51
52 const unsigned char b1 = bytes[offset + 0];
53 const unsigned char b2 = bytes[offset + 1];
54 return (b1 == 0xFF && b2 != 0xFF && (b2 & 0xE0) == 0xE0);
55 }
56
57 }
58 }
59}
60
61#endif
62
63#endif
TagLib
A namespace for all TagLib related classes and functions.
Definition: apefile.h:41