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  1. This copy of the libpng notices is provided for your convenience. In case
  2. of any discrepancy between this copy and the notices in the file png.h that
  3. is included in the libpng distribution, the latter shall prevail.
  4. COPYRIGHT NOTICE, DISCLAIMER, and LICENSE:
  5. If you modify libpng you may insert additional notices immediately following
  6. this sentence.
  7. This code is released under the libpng license.
  8. libpng versions 1.2.6, August 15, 2004, through 1.4.5, December 9, 2010, are
  9. Copyright (c) 2004, 2006-2010 Glenn Randers-Pehrson, and are distributed according
  10. to the same disclaimer and license as libpng-1.2.5 with the following individual
  11. added to the list of Contributing Authors
  12. Cosmin Truta
  13. libpng versions 1.0.7, July 1, 2000, through 1.2.5 - October 3, 2002, are
  14. Copyright (c) 2000-2002 Glenn Randers-Pehrson, and are distributed according
  15. to the same disclaimer and license as libpng-1.0.6 with the following individuals
  16. added to the list of Contributing Authors
  17. Simon-Pierre Cadieux
  18. Eric S. Raymond
  19. Gilles Vollant
  20. and with the following additions to the disclaimer:
  21. There is no warranty against interference with your enjoyment of the library
  22. or against infringement. There is no warranty that our efforts or the library
  23. will fulfill any of your particular purposes or needs. This library is provided
  24. with all faults, and the entire risk of satisfactory quality, performance,
  25. accuracy, and effort is with the user.
  26. libpng versions 0.97, January 1998, through 1.0.6, March 20, 2000, are
  27. Copyright (c) 1998, 1999 Glenn Randers-Pehrson, and are distributed according
  28. to the same disclaimer and license as libpng-0.96, with the following individuals
  29. added to the list of Contributing Authors:
  30. Tom Lane
  31. Glenn Randers-Pehrson
  32. Willem van Schaik
  33. libpng versions 0.89, June 1996, through 0.96, May 1997, are
  34. Copyright (c) 1996, 1997 Andreas Digger
  35. Distributed according to the same disclaimer and license as libpng-0.88, with
  36. the following individuals added to the list of Contributing Authors:
  37. John Bowler
  38. Kevin Bracey
  39. Sam Bushell
  40. Magnus Holmgren
  41. Greg Roelofs
  42. Tom Tanner
  43. libpng versions 0.5, May 1995, through 0.88, January 1996, are
  44. Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
  45. For the purposes of this copyright and license, "Contributing Authors" is
  46. defined as the following set of individuals:
  47. Andreas Dilger
  48. Dave Martindale
  49. Guy Eric Schalnat
  50. Paul Schmidt
  51. Tim Wegner
  52. The PNG Reference Library is supplied "AS IS". The Contributing Authors and
  53. Group 42, Inc. disclaim all warranties, expressed or implied, including, without
  54. limitation, the warranties of merchantability and of fitness for any purpose.
  55. The Contributing Authors and Group 42, Inc. assume no liability for direct,
  56. indirect, incidental, special, exemplary, or consequential damages, which
  57. may result from the use of the PNG Reference Library, even if advised of the
  58. possibility of such damage.
  59. Permission is hereby granted to use, copy, modify, and distribute this source
  60. code, or portions hereof, for any purpose, without fee, subject to the following
  61. restrictions:
  62. 1. The origin of this source code must not be misrepresented.
  63. 2. Altered versions must be plainly marked as such and must not be misrepresented
  64. as being the original source.
  65. 3. This Copyright notice may not be removed or altered from any source or
  66. altered source distribution.
  67. The Contributing Authors and Group 42, Inc. specifically permit, without fee,
  68. and encourage the use of this source code as a component to supporting the
  69. PNG file format in commercial products. If you use this source code in a product,
  70. acknowledgment is not required but would be appreciated.
  71. A "png_get_copyright" function is available, for convenient use in "about"
  72. boxes and the like:
  73. printf("%s",png_get_copyright(NULL));
  74. Also, the PNG logo (in PNG format, of course) is supplied in the files "pngbar.png"
  75. and "pngbar.jpg (88x31) and "pngnow.png" (98x31).
  76. Libpng is OSI Certified Open Source Software. OSI Certified Open Source is
  77. a certification mark of the Open Source Initiative.
  78. Glenn Randers-Pehrson
  79. glennrp at users.sourceforge.net
  80. December 9, 2010
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