/src/freeimage-svn/FreeImage/trunk/Source/OpenEXR/IlmImf/ImfInputStreamMutex.h
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1 | | /////////////////////////////////////////////////////////////////////////// |
2 | | // |
3 | | // Copyright (c) 2011, Industrial Light & Magic, a division of Lucas |
4 | | // Digital Ltd. LLC |
5 | | // |
6 | | // All rights reserved. |
7 | | // |
8 | | // Redistribution and use in source and binary forms, with or without |
9 | | // modification, are permitted provided that the following conditions are |
10 | | // met: |
11 | | // * Redistributions of source code must retain the above copyright |
12 | | // notice, this list of conditions and the following disclaimer. |
13 | | // * Redistributions in binary form must reproduce the above |
14 | | // copyright notice, this list of conditions and the following disclaimer |
15 | | // in the documentation and/or other materials provided with the |
16 | | // distribution. |
17 | | // * Neither the name of Industrial Light & Magic nor the names of |
18 | | // its contributors may be used to endorse or promote products derived |
19 | | // from this software without specific prior written permission. |
20 | | // |
21 | | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
22 | | // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
23 | | // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
24 | | // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
25 | | // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
26 | | // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
27 | | // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
28 | | // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
29 | | // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
30 | | // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
31 | | // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
32 | | // |
33 | | /////////////////////////////////////////////////////////////////////////// |
34 | | |
35 | | #ifndef IMFINPUTSTREAMMUTEX_H_ |
36 | | #define IMFINPUTSTREAMMUTEX_H_ |
37 | | |
38 | | #include "ImfIO.h" |
39 | | #include "IlmThreadMutex.h" |
40 | | #include "ImfNamespace.h" |
41 | | |
42 | | OPENEXR_IMF_INTERNAL_NAMESPACE_HEADER_ENTER |
43 | | |
44 | | using ILMTHREAD_NAMESPACE::Mutex; |
45 | | |
46 | | // |
47 | | // Used to wrap OPENEXR_IMF_INTERNAL_NAMESPACE::IStream as a Mutex. |
48 | | // |
49 | | struct InputStreamMutex : public Mutex |
50 | | { |
51 | | OPENEXR_IMF_INTERNAL_NAMESPACE::IStream* is; |
52 | | Int64 currentPosition; |
53 | | |
54 | | InputStreamMutex() |
55 | 0 | { |
56 | 0 | is = 0; |
57 | 0 | currentPosition = 0; |
58 | 0 | } |
59 | | }; |
60 | | |
61 | | |
62 | | OPENEXR_IMF_INTERNAL_NAMESPACE_HEADER_EXIT |
63 | | |
64 | | |
65 | | |
66 | | |
67 | | |
68 | | #endif /* IMFINPUTSTREAMMUTEX_H_ */ |