| /////////////////////////////////////////////////////////////////////////// |
| // |
| // Copyright (c) 2004, Industrial Light & Magic, a division of Lucas |
| // Digital Ltd. LLC |
| // |
| // All rights reserved. |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are |
| // met: |
| // * Redistributions of source code must retain the above copyright |
| // notice, this list of conditions and the following disclaimer. |
| // * Redistributions in binary form must reproduce the above |
| // copyright notice, this list of conditions and the following disclaimer |
| // in the documentation and/or other materials provided with the |
| // distribution. |
| // * Neither the name of Industrial Light & Magic nor the names of |
| // its contributors may be used to endorse or promote products derived |
| // from this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| // |
| /////////////////////////////////////////////////////////////////////////// |
| |
| |
| |
| #ifndef INCLUDED_IMF_COMPRESSION_H |
| #define INCLUDED_IMF_COMPRESSION_H |
| |
| //----------------------------------------------------------------------------- |
| // |
| // enum Compression |
| // |
| //----------------------------------------------------------------------------- |
| |
| namespace Imf { |
| |
| |
| enum Compression |
| { |
| NO_COMPRESSION = 0, // no compression |
| |
| RLE_COMPRESSION = 1, // run length encoding |
| |
| ZIPS_COMPRESSION = 2, // zlib compression, one scan line at a time |
| |
| ZIP_COMPRESSION = 3, // zlib compression, in blocks of 16 scan lines |
| |
| PIZ_COMPRESSION = 4, // piz-based wavelet compression |
| |
| PXR24_COMPRESSION = 5, // lossy 24-bit float compression |
| |
| B44_COMPRESSION = 6, // lossy 4-by-4 pixel block compression, |
| // fixed compression rate |
| |
| B44A_COMPRESSION = 7, // lossy 4-by-4 pixel block compression, |
| // flat fields are compressed more |
| |
| NUM_COMPRESSION_METHODS // number of different compression methods |
| }; |
| |
| |
| } // namespace Imf |
| |
| #endif |
