ffmpeg.libavutil.avassert source code

1 /*
2  * copyright (c) 2010 Michael Niedermayer <michaelni@gmx.at>
3  *
4  * This file is part of FFmpeg.
5  *
6  * FFmpeg is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * FFmpeg is distributed in the hope that it will be useful,
12  * but 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 FFmpeg; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19  */
20 
21 /**
22  * @file
23  * simple assert() macros that are a bit more flexible than ISO C assert().
24  * @author Michael Niedermayer <michaelni@gmx.at>
25  */
26 
27 module ffmpeg.libavutil.avassert;
28 
29 extern (C):
30 import ffmpeg; @nogc nothrow:
31 
32 /**
33  * assert() equivalent, that is always enabled.
34  */
35 
36 /**
37  * assert() equivalent, that does not lie in speed critical code.
38  * These asserts() thus can be enabled without fearing speed loss.
39  */
40 
41 extern (D) auto av_assert1(T)(auto ref T cond)
42 {
43     return cast(void) 0;
44 }
45 
46 /**
47  * assert() equivalent, that does lie in speed critical code.
48  */
49 
50 extern (D) auto av_assert2(T)(auto ref T cond)
51 {
52     return cast(void) 0;
53 }
54 
55 extern (D) auto av_assert2_fpu()
56 {
57     return cast(void) 0;
58 }
59 
60 /**
61  * Assert that floating point operations can be executed.
62  *
63  * This will av_assert0() that the cpu is not in MMX state on X86
64  */
65 void av_assert0_fpu ();
66 
67 /* AVUTIL_AVASSERT_H */