1/////////////////////////////////////////////////////////////////////////// 2// 3// Copyright (c) 2002, 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 36 37//----------------------------------------------------------------------------- 38// 39// class ChannelListAttribute 40// 41//----------------------------------------------------------------------------- 42 43#include <ImfChannelListAttribute.h> 44 45 46namespace Imf { 47 48 49template <> 50const char * 51ChannelListAttribute::staticTypeName () 52{ 53 return "chlist"; 54} 55 56 57template <> 58void 59ChannelListAttribute::writeValueTo (OStream &os, int version) const 60{ 61 for (ChannelList::ConstIterator i = _value.begin(); 62 i != _value.end(); 63 ++i) 64 { 65 // 66 // Write name 67 // 68 69 Xdr::write <StreamIO> (os, i.name()); 70 71 // 72 // Write Channel struct 73 // 74 75 Xdr::write <StreamIO> (os, int (i.channel().type)); 76 Xdr::write <StreamIO> (os, i.channel().pLinear); 77 Xdr::pad <StreamIO> (os, 3); 78 Xdr::write <StreamIO> (os, i.channel().xSampling); 79 Xdr::write <StreamIO> (os, i.channel().ySampling); 80 } 81 82 // 83 // Write end of list marker 84 // 85 86 Xdr::write <StreamIO> (os, ""); 87} 88 89 90template <> 91void 92ChannelListAttribute::readValueFrom (IStream &is, int size, int version) 93{ 94 while (true) 95 { 96 // 97 // Read name; zero length name means end of channel list 98 // 99 100 char name[Name::SIZE]; 101 Xdr::read <StreamIO> (is, sizeof (name), name); 102 103 if (name[0] == 0) 104 break; 105 106 // 107 // Read Channel struct 108 // 109 110 int type; 111 bool pLinear; 112 int xSampling; 113 int ySampling; 114 115 Xdr::read <StreamIO> (is, type); 116 Xdr::read <StreamIO> (is, pLinear); 117 Xdr::skip <StreamIO> (is, 3); 118 Xdr::read <StreamIO> (is, xSampling); 119 Xdr::read <StreamIO> (is, ySampling); 120 121 _value.insert 122 (name, Channel (PixelType (type), xSampling, ySampling, pLinear)); 123 } 124} 125 126 127} // namespace Imf 128