/src/freeimage-svn/FreeImage/trunk/Source/OpenEXR/IlmImf/ImfGenericOutputFile.cpp
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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 | | #include "ImfGenericOutputFile.h" |
36 | | |
37 | | #include <ImfBoxAttribute.h> |
38 | | #include <ImfFloatAttribute.h> |
39 | | #include <ImfTimeCodeAttribute.h> |
40 | | #include <ImfChromaticitiesAttribute.h> |
41 | | |
42 | | #include <ImfMisc.h> |
43 | | #include <ImfPartType.h> |
44 | | |
45 | | #include "ImfNamespace.h" |
46 | | |
47 | | |
48 | | OPENEXR_IMF_INTERNAL_NAMESPACE_SOURCE_ENTER |
49 | | |
50 | | |
51 | | using namespace std; |
52 | | |
53 | | |
54 | | |
55 | | void |
56 | | GenericOutputFile::writeMagicNumberAndVersionField (OPENEXR_IMF_INTERNAL_NAMESPACE::OStream& os, |
57 | | const Header& header) |
58 | 0 | { |
59 | 0 | OPENEXR_IMF_INTERNAL_NAMESPACE::Xdr::write <OPENEXR_IMF_INTERNAL_NAMESPACE::StreamIO> (os, MAGIC); |
60 | |
|
61 | 0 | int version = EXR_VERSION; |
62 | |
|
63 | 0 | if (header.hasType() && isDeepData(header.type())) |
64 | 0 | { |
65 | 0 | version |= NON_IMAGE_FLAG; |
66 | 0 | } |
67 | 0 | else |
68 | 0 | { |
69 | | // (TODO) we may want to check something else in function signature |
70 | | // instead of hasTileDescription()? |
71 | 0 | if (header.hasTileDescription()) |
72 | 0 | version |= TILED_FLAG; |
73 | 0 | } |
74 | |
|
75 | 0 | if (usesLongNames (header)) |
76 | 0 | version |= LONG_NAMES_FLAG; |
77 | |
|
78 | 0 | OPENEXR_IMF_INTERNAL_NAMESPACE::Xdr::write <OPENEXR_IMF_INTERNAL_NAMESPACE::StreamIO> (os, version); |
79 | 0 | } |
80 | | |
81 | | void |
82 | | GenericOutputFile::writeMagicNumberAndVersionField (OPENEXR_IMF_INTERNAL_NAMESPACE::OStream& os, |
83 | | const Header * headers, |
84 | | int parts) |
85 | 0 | { |
86 | 0 | OPENEXR_IMF_INTERNAL_NAMESPACE::Xdr::write <OPENEXR_IMF_INTERNAL_NAMESPACE::StreamIO> (os, MAGIC); |
87 | |
|
88 | 0 | int version = EXR_VERSION; |
89 | |
|
90 | 0 | if (parts == 1) |
91 | 0 | { |
92 | 0 | if (headers[0].type() == TILEDIMAGE) |
93 | 0 | version |= TILED_FLAG; |
94 | 0 | } |
95 | 0 | else |
96 | 0 | { |
97 | 0 | version |= MULTI_PART_FILE_FLAG; |
98 | 0 | } |
99 | | |
100 | 0 | for (int i = 0; i < parts; i++) |
101 | 0 | { |
102 | 0 | if (usesLongNames (headers[i])) |
103 | 0 | version |= LONG_NAMES_FLAG; |
104 | |
|
105 | 0 | if (headers[i].hasType() && isImage(headers[i].type()) == false) |
106 | 0 | version |= NON_IMAGE_FLAG; |
107 | 0 | } |
108 | |
|
109 | 0 | OPENEXR_IMF_INTERNAL_NAMESPACE::Xdr::write <OPENEXR_IMF_INTERNAL_NAMESPACE::StreamIO> (os, version); |
110 | 0 | } |
111 | | |
112 | | OPENEXR_IMF_INTERNAL_NAMESPACE_SOURCE_EXIT |