<xml>
<Object_Id> 238</Object_Id>
<Title> giftrans</Title>
<Node_Type> Visible to Librarians only</Node_Type>
<Format> binary</Format>
<Address> /projects6/necatm/380/work/symons/giftrans</Address>
<Keywords> giftrans                          gif translation
                          gif information
</Keywords>
<Abstract> This program can tell you the colour maps in a gif, convert                           gif formats (g87 etc), set the invisible background colour,
                          gif comments and general gif info - eg the logical and real sizes.
                          
                          eg
                          $ pwd
                           /projects6/necatm/380/src/mpoa/demo/java/images
                          $ giftrans -L base.gif 2&gt; t
                          cat t
                          Header: "GIF87a"
                          Logical Screen Descriptor:
                                  Logical Screen Width: 1280 pixels
                                  Logical Screen Height: 1024 pixels
                          note the sizes                 ^^^^^^^^^^^
                                  Global Color Table Flag: True
                                  Color Resolution: 8 bits
                                  Sort Flag: False
                                  Size of Global Color Table: 256 colors
                                  Background Color Index: 0
                          Global Color Table:
                                  Color 0: Red 0, Green 0, Blue 0, #000000 (black, gray0, grey0)
                                  Color 1: Red 255, Green 255, Blue 255, #ffffff (white, gray100, grey100)
                                  Color 2: Red 243, Green 218, Blue 169, #f3daa9
                          &lt;deleted&gt;
                                  Color 255: Red 255, Green 128, Blue 128, #ff8080
                          Image Descriptor:
                                  Image Left Position: 0 pixels
                                  Image Top Position: 0 pixels
                                  Image Width: 376 pixels
                                  Image Height: 179 pixels
                          note the sizes        ^^^^^^^^^^^
                                  Local Color Table Flag: False
                                  Interlace Flag: False
                          Table Based Image Data:
                                  LZW Minimum Code Size: 0x08
                          Trailer
                          
                          
                          The logical and real size differences gave me the java memory
                          problem. 
                          
                          giftoppm and ppmtogif will fix this 
                          $ giftoppm ../../images2/$i | 
</Abstract>
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<IP_or_Copyright_Owner> </IP_or_Copyright_Owner>
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<Usage_Conditions> </Usage_Conditions>
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<Issues_Bug_etc_List_Locn> </Issues_Bug_etc_List_Locn>
<Additional_Info> </Additional_Info>
</xml>
