RE: Display Picture.
- Posted by Ray Smith <smithr at ix.net.au> Apr 08, 2002
- 408 views
Hi Sam, >From my poor memory I think read_bitmap only supports 256 (8 bit) colour images. It's also "possible" that some of the more advanced compression techniques aren't handled by read_bitmap either. I'm not sure about this but it would be worth reading the docs for read_bitmap. Ray Smith Sam wrote: > Hi ... > > Appreciate the answers I've gotten from you guys. Hope you can come > up with one more. I can't seem to get Euphoria to display a picture. > > include image.e > sequence Pic1 > Pic1 = read_bitmap ("C:\\Euphoria\\MyPic.Bmp") > > Got message "type_check failure, MyPic is 1" > > Tried a different picture. This time, for variety, I got, "type_check > failure, DiffPic is 3." > > Wasn't going to give up that easily though. Changed the program > slightly. > > include image.e > object Pic1 > Pic1 = read_bitmap ("C:\\Euphoria\\MyPic.Bmp") > > Hey! No error msg. this time! > > So I added a line: > > display_image ({100, 20}, Pic1 [2]) > > This time I got, "attempt to subscript an atom > (reading from it)" > > So then I tried to run the `Bitmap.ex' program in the demo\dos32 > directory. Tried three different pictures. One showed up on screen, but > only the bottom 20 percent. The other two get msg, `unsupported format.' > > > Any idea?? > > Thanks, > > Sam > > Ray Smith http://rays-web.com