Re: CAIRO_FORMAT_A1 image source color
Uli Schlachter <[email protected]>
| Newsgroups | gmane.comp.lib.cairo |
|---|---|
| Message-ID | <[email protected]> |
On 01.04.2014 19:32, sthustfo wrote: > But still unable to identify where in png routines, the data is converted > to monochrome? The data returned by cairo_image_surface_get_data() is all > 0xff's. Any pointers would be appreciated. If you really want monochrome, use CAIRO_FORMAT_RGB24. If you want to interpret CAIRO_FORMAT_A1: The "1" means "one bit per pixel". So a byte containing 0xff would mean 8 pixels with full alpha aka "opaque". Uli -- Who needs a ~/.signature anyway? -- cairo mailing list [email protected] http://lists.cairographics.org/mailman/listinfo/cairo