v3.4beta016.html 4.0 KB

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  1. <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
  2. <HTML>
  3. <HEAD>
  4. <TITLE>
  5. Changes in TIFF v3.4beta016
  6. </TITLE>
  7. </HEAD>
  8. <BODY>
  9. <FONT FACE="Arial, Helvetica, Sans">
  10. <BASEFONT SIZE=4>
  11. <B><FONT SIZE=+3>T</FONT>IFF <FONT SIZE=+2>C</FONT>HANGE <FONT SIZE=+2>I</FONT>NFORMATION</B>
  12. <BASEFONT SIZE=3>
  13. <UL>
  14. <HR SIZE=4 WIDTH=65% ALIGN=left>
  15. <B>Current Version</B>: v3.4beta016<BR>
  16. <B>Previous Version</B>: <A HREF=v3.4beta007.html>v3.4beta007</A><BR>
  17. <B>Master Download Site</B>: <A HREF="ftp://ftp.sgi.com/graphics/tiff">ftp.sgi.com (192.48.153.1), directory graphics/tiff</A><BR>
  18. <HR SIZE=4 WIDTH=65% ALIGN=left>
  19. </UL>
  20. <P>
  21. This document describes the changes made to the software between the
  22. <I>previous</I> and <I>current</I> versions (see above).
  23. If you don't find something listed here, then it was not done in this
  24. timeframe, or it was not considered important enough to be mentioned.
  25. The following information is located here:
  26. <UL>
  27. <LI><A HREF="#configure">Changes in the software configuration</A>
  28. <LI><A HREF="#libtiff">Changes in libtiff</A>
  29. <LI><A HREF="#tools">Changes in the tools</A>
  30. <LI><A HREF="#man">Changes in the manual pages</A>
  31. <LI><A HREF="#html">Changes in the documentation</A>
  32. <LI><A HREF="#contrib">Changes in contributed software</A>
  33. </UL>
  34. <P><HR WIDTH=65% ALIGN=right>
  35. <A NAME="configure"><B><FONT SIZE=+3>C</FONT>HANGES IN THE SOFTWARE CONFIGURATION:</B></A>
  36. <UL>
  37. <LI>support was added for configuring the Deflate codec
  38. <LI>support was added for the HTML documentation
  39. <LI>codecs that are not configured for inclusion in the library
  40. are no longer compiled
  41. </UL>
  42. <P><HR WIDTH=65% ALIGN=right>
  43. <A NAME="libtiff"><B><FONT SIZE=+3>C</FONT>HANGES IN LIBTIFF:</B></A>
  44. <UL>
  45. <LI>support was added for registering new codecs external to the library
  46. and for overriding the codecs that are builtin to the library
  47. <LI>emulation support for the old <TT>DataType</TT> tag was improved
  48. <LI>support was added for the <TT>SMinSampleValue</TT>
  49. and <TT>SMaxSampleValue</TT> tags
  50. <LI>the library no longer ignores <TT>TileWidth</TT> and <TT>TileLength</TT>
  51. tags whose values are not a multiple of 16 (per the spec); this
  52. permits old, improperly written, images to be read
  53. <LI>the support for the <TT>Predictor</TT> tag was placed in a reusable
  54. module so that it can be shared by multiple codecs
  55. <LI>experimental compression support was added for the Deflate algorithm
  56. (using the freely available zlib package)
  57. <LI>a new routine, <TT>TIFFWriteBufferSetup</TT> was added a la the
  58. routine <TT>TIFFReadBufferSetup</TT>
  59. <LI>the DSO version of the library is now statically linked with the
  60. JPEG and Deflate libraries; this means applications that link against
  61. the DSO do not also need to link against these ancillary libraries
  62. </UL>
  63. <P><HR WIDTH=65% ALIGN=right>
  64. <A NAME="tools"><B><FONT SIZE=+3>C</FONT>HANGES IN THE TOOLS:</B></A>
  65. <UL>
  66. <LI>all the tools now use common code to process compress-oriented arguments
  67. <LI><TT>tiffdump</TT> should now compile on a Macintosh with MPW
  68. </UL>
  69. <P><HR WIDTH=65% ALIGN=right>
  70. <A NAME="man"><B><FONT SIZE=+3>C</FONT>HANGES IN THE MANUAL PAGES:</B></A>
  71. <UL>
  72. <LI>everything was updated
  73. </UL>
  74. <P><HR WIDTH=65% ALIGN=right>
  75. <A NAME="html"><B><FONT SIZE=+3>C</FONT>HANGES IN THE DOCUMENTATION:</B></A>
  76. <UL>
  77. <LI>everything was updated
  78. </UL>
  79. <P><HR WIDTH=65% ALIGN=right>
  80. <A NAME="contrib"><B><FONT SIZE=+3>C</FONT>HANGES IN CONTRIBUTED SOFTWARE:</B></A>
  81. <UL>
  82. <LI><B>contrib/dbs/xtiff</B> was made to compile
  83. <LI><B>contrib/mac-mpw</B> is new support for compiling the software on
  84. a Macintosh under MPW; consult <A HREF=build.html#Mac>the documentation</A>
  85. for details
  86. <LI><B>contrib/tags</B> is information on how to use the tag extenion
  87. facilities; consult
  88. <A HREF=../contrib/tags/README>contrib/tags/README</A> for details
  89. </UL>
  90. <A HREF="index.html"><IMG SRC="images/back.gif"></A> TIFF home page.<BR>
  91. <HR>
  92. <ADDRESS>
  93. <A HREF="sam.html">Sam Leffler</A> / <A HREF="mailto:sam@engr.sgi.com">sam@engr.sgi.com</A>
  94. Last updated $Date: 2016-09-25 20:05:45 $.
  95. </ADDRESS>
  96. </BODY>
  97. </HTML>