PHP. Руководство по PHP. 2005
jpeg2wbmp
jpeg2wbmp
Description
int jpeg2wbmp (string jpegname, string wbmpname, int d_height, int d_width, int threshold)Converts the jpegname JPEG file
to WBMP format, and saves it as wbmpname.
With the d_height and
d_width you specify the height
and width of the destination image.
Замечание: JPEG support is only available if
PHP was compiled against GD-1.8 or later.
Замечание: WBMP support is only available if
PHP was compiled against GD-1.8 or later.