/src/FreeImage/Source/OpenEXR/IlmImf/ImfPreviewImage.cpp
C++ | 103 lines | 47 code | 18 blank | 38 comment | 5 complexity | ea9039e7fa7f5b3643f2b95e580433d7 MD5 | raw file
1/////////////////////////////////////////////////////////////////////////// 2// 3// Copyright (c) 2003, 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// class PreviewImage 39// 40//----------------------------------------------------------------------------- 41 42#include <ImfPreviewImage.h> 43#include <ImfCheckedArithmetic.h> 44#include "Iex.h" 45 46namespace Imf { 47 48 49PreviewImage::PreviewImage (unsigned int width, 50 unsigned int height, 51 const PreviewRgba pixels[]) 52{ 53 _width = width; 54 _height = height; 55 _pixels = new PreviewRgba 56 [checkArraySize (uiMult (_width, _height), sizeof (PreviewRgba))]; 57 58 if (pixels) 59 { 60 for (unsigned int i = 0; i < _width * _height; ++i) 61 _pixels[i] = pixels[i]; 62 } 63 else 64 { 65 for (unsigned int i = 0; i < _width * _height; ++i) 66 _pixels[i] = PreviewRgba(); 67 } 68} 69 70 71PreviewImage::PreviewImage (const PreviewImage &other): 72 _width (other._width), 73 _height (other._height), 74 _pixels (new PreviewRgba [other._width * other._height]) 75{ 76 for (unsigned int i = 0; i < _width * _height; ++i) 77 _pixels[i] = other._pixels[i]; 78} 79 80 81PreviewImage::~PreviewImage () 82{ 83 delete [] _pixels; 84} 85 86 87PreviewImage & 88PreviewImage::operator = (const PreviewImage &other) 89{ 90 delete [] _pixels; 91 92 _width = other._width; 93 _height = other._height; 94 _pixels = new PreviewRgba [other._width * other._height]; 95 96 for (unsigned int i = 0; i < _width * _height; ++i) 97 _pixels[i] = other._pixels[i]; 98 99 return *this; 100} 101 102 103} // namespace Imf