If the source image is an image.RGBA, then the colors are already int8s; there's no additional information to lose. Here's an example that swaps the green and red channels of the pixel at (0,0): https://play.golang.org/p/i6F29OsdgD
On Sun, Jul 3, 2016 at 5:08 PM simran <simrangamb...@gmail.com> wrote: > Hi Dan, > > I am hoping to find a general matrix library as i want to write my own > rotation, translation, reflection methods; however, if you do know a good > image library doing these, i'd appreciate it as a reference anyway. > > cheers, > > simran. > > On Mon, Jul 4, 2016 at 10:00 AM, Dan Kortschak < > dan.kortsc...@adelaide.edu.au> wrote: > >> Are you looking for generalised matrices or simply image >> rotation/translation? >> >> On Mon, 2016-07-04 at 02:06 +1000, simran wrote: >> > >> > Could someone please point me to a good matrix library for Go (i'm >> > sure >> > something exists, although i can't seem to find it!). >> > >> > Am hoping to do some image manipulation for which being able to work >> > with >> > matrices would be great. >> >> >> > -- > You received this message because you are subscribed to the Google Groups > "golang-nuts" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to golang-nuts+unsubscr...@googlegroups.com. > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "golang-nuts" group. To unsubscribe from this group and stop receiving emails from it, send an email to golang-nuts+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
