Inserting Icon or other Raster into DXF format file

Discussion in 'AutoCAD' started by BTIS Jeff, Jan 16, 2007.

  1. BTIS Jeff

    BTIS Jeff Guest

    I need to enhance the DXF export support for one of
    my applications.

    1) Does DXF format support embedded icons or other raster images?
    For example - I have an existing DXF image, and I want
    to merge in some raster icons ( without vectorizing )
    If anyone can confirm that this is, or is not supported
    that would be much appreciated.

    2) If it is supported, can anyone point me to specifications
    for representing the raster element within the DXF file.

    3) On the slim chance that any programmer has code
    snippets for saving Raster images within a DXF file
    that would be GREAT.

    Jeff Bennett
    Jeff @ btis.com ( remove spaces for e-mail )
     
    BTIS Jeff, Jan 16, 2007
    #1
  2. BTIS Jeff

    BTIS Jeff Guest

    Just a check.
    Perhaps someone can at least suggest where I may
    find answer to question posted last week ( see below )

    Note - I am willing to pay for assistance on this if the
    insertion of raster images into a DXF based drawing
    is possible.

    Jeff
     
    BTIS Jeff, Jan 23, 2007
    #2
  3. BTIS Jeff

    BTIS Jeff Guest

    Just a check.
    Perhaps someone can at least suggest where I may
    find answer to question posted last week ( see below )

    Note - I am willing to pay for assistance on this if the
    insertion of raster images into a DXF based drawing
    is possible.

    Jeff
     
    BTIS Jeff, Jan 23, 2007
    #3
  4. BTIS Jeff

    BTIS Jeff Guest

    Having link to external files may be sufficent.

    I have done some research looking at the DXF format specs published on
    AutoDesk's web site. The specs make it look like it should be
    possible but there isn't enough information.
    There are for instance references to
    ImageDef Object
    RasterVariables Object
    Image Entity
    OleFrame Entity
    OleFrame2 Entity
    but the documentation does not specify the
    exact format of binary data used in these entities.

    So for instance the OLEFRAME entity defines two records:
    90 Length of binary data
    310 Binary data (multiple lines)
    That is fine, but what is the format of "Binary data".
    Also the IMAGE entity has hard reference to the IMAGEDEF object.
    But the documentation says nothing about exact format of this object.

    Surely someone must have done this before ?

    Are there any other Newsgroups which may be
    more focused on DXF format related issues ?

    Jeff Bennett
    Jeff @ btis.com ( remove spaces for e-mail )- Hide quoted text --
    Show quoted text -

    =======================
     
    BTIS Jeff, Jan 24, 2007
    #4
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