/src/FreeImage/Source/OpenEXR/IlmImf/ImfPreviewImage.cpp

https://bitbucket.org/cabalistic/ogredeps/ · 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. // class PreviewImage
  37. //
  38. //-----------------------------------------------------------------------------
  39. #include <ImfPreviewImage.h>
  40. #include <ImfCheckedArithmetic.h>
  41. #include "Iex.h"
  42. namespace Imf {
  43. PreviewImage::PreviewImage (unsigned int width,
  44. unsigned int height,
  45. const PreviewRgba pixels[])
  46. {
  47. _width = width;
  48. _height = height;
  49. _pixels = new PreviewRgba
  50. [checkArraySize (uiMult (_width, _height), sizeof (PreviewRgba))];
  51. if (pixels)
  52. {
  53. for (unsigned int i = 0; i < _width * _height; ++i)
  54. _pixels[i] = pixels[i];
  55. }
  56. else
  57. {
  58. for (unsigned int i = 0; i < _width * _height; ++i)
  59. _pixels[i] = PreviewRgba();
  60. }
  61. }
  62. PreviewImage::PreviewImage (const PreviewImage &other):
  63. _width (other._width),
  64. _height (other._height),
  65. _pixels (new PreviewRgba [other._width * other._height])
  66. {
  67. for (unsigned int i = 0; i < _width * _height; ++i)
  68. _pixels[i] = other._pixels[i];
  69. }
  70. PreviewImage::~PreviewImage ()
  71. {
  72. delete [] _pixels;
  73. }
  74. PreviewImage &
  75. PreviewImage::operator = (const PreviewImage &other)
  76. {
  77. delete [] _pixels;
  78. _width = other._width;
  79. _height = other._height;
  80. _pixels = new PreviewRgba [other._width * other._height];
  81. for (unsigned int i = 0; i < _width * _height; ++i)
  82. _pixels[i] = other._pixels[i];
  83. return *this;
  84. }
  85. } // namespace Imf