PBRT
/home/felix/UBC/projects/AdaptiveLightfieldSampling/pbrt_v2/src/3rdparty/openexr-1.7.0/ImfCompression.h
00001 
00002 //
00003 // Copyright (c) 2004, Industrial Light & Magic, a division of Lucas
00004 // Digital Ltd. LLC
00005 // 
00006 // All rights reserved.
00007 // 
00008 // Redistribution and use in source and binary forms, with or without
00009 // modification, are permitted provided that the following conditions are
00010 // met:
00011 // *       Redistributions of source code must retain the above copyright
00012 // notice, this list of conditions and the following disclaimer.
00013 // *       Redistributions in binary form must reproduce the above
00014 // copyright notice, this list of conditions and the following disclaimer
00015 // in the documentation and/or other materials provided with the
00016 // distribution.
00017 // *       Neither the name of Industrial Light & Magic nor the names of
00018 // its contributors may be used to endorse or promote products derived
00019 // from this software without specific prior written permission. 
00020 // 
00021 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
00022 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
00023 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
00024 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
00025 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
00026 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
00027 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
00028 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
00029 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
00030 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
00031 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00032 //
00034 
00035 
00036 
00037 #ifndef INCLUDED_IMF_COMPRESSION_H
00038 #define INCLUDED_IMF_COMPRESSION_H
00039 
00040 //-----------------------------------------------------------------------------
00041 //
00042 //      enum Compression
00043 //
00044 //-----------------------------------------------------------------------------
00045 
00046 namespace Imf {
00047 
00048 
00049 enum Compression
00050 {
00051     NO_COMPRESSION  = 0,        // no compression
00052 
00053     RLE_COMPRESSION = 1,        // run length encoding
00054 
00055     ZIPS_COMPRESSION = 2,       // zlib compression, one scan line at a time
00056 
00057     ZIP_COMPRESSION = 3,        // zlib compression, in blocks of 16 scan lines
00058 
00059     PIZ_COMPRESSION = 4,        // piz-based wavelet compression
00060 
00061     PXR24_COMPRESSION = 5,      // lossy 24-bit float compression
00062 
00063     B44_COMPRESSION = 6,        // lossy 4-by-4 pixel block compression,
00064                                 // fixed compression rate
00065 
00066     B44A_COMPRESSION = 7,       // lossy 4-by-4 pixel block compression,
00067                                 // flat fields are compressed more
00068 
00069     NUM_COMPRESSION_METHODS     // number of different compression methods
00070 };
00071 
00072 
00073 } // namespace Imf
00074 
00075 #endif