1. Re: BMP
Don Scott wrote:
>
> I don't think I explained myself correctly...
>
> Colin Taylor has a bitmap.e file and explains this in his text file:
> "Windows bitmap (.bmp) files can be converted to Euphoria
> bitmaps by the read_bmp() routine." I want to know how to convert .bmp to
> (I assume) .bm files. An example is attached. Your help is appreciated!
this is direcly from library.doc, I hope it helps:
> DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD<read_bitmap>DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD
DD
>
> Syntax: include image.e
> x = read_bitmap(st)
>
> Description: st is the name of a .BMP "bitmap" file. The file should be in
> the bitmap format. The most common variations of the format
> are supported. If the file is read successfully the result will
> be a 2-element sequence. The first element is the palette,
> containing intensity values in the range 0 to 255. The
> second element is a 2-d sequence of sequences containing a
> pixel-graphics image. You can pass the palette to all_palette()
> (after dividing it by 4 to scale it). The image can be passed
> to display_image().
>
> Bitmaps of 2, 4, 16 or 256 colors are supported. If the file is
> not in a good format, an error code (atom) is returned instead:
>
> global constant BMP_OPEN_FAILED = 1,
> BMP_UNEXPECTED_EOF = 2,
> BMP_UNSUPPORTED_FORMAT = 3
>
> Comments: You can create your own bitmap picture files using Windows
> Paintbrush and many other graphics programs. You can then
> incorporate these pictures into your Euphoria programs.
>
> Example: x = read_bitmap("c:\\windows\\arcade.bmp")
> -- note: double backslash needed to get single backslash in
> a string
>
> Example Program: demo\dos32\bitmap.ex
>
> See Also: palette, display_image
>
Kasey
