That didn't work. but i created and int array instead.
On 10 Dec, 15:31, Mike Reed <r...@google.com> wrote: > If the image is predrawn, then you can just store it as .png, and then > decode it (BitmapFactory) with a preferred config as RGB_565 (see > BitmapFactory options). > > If the image is drawn by your code, and you can create a Bitmap in > RGB_565, and use setPixels(int[]), which will down-sample your ints to > 565 shorts for you. > > Either way, the resulting Bitmap will be 565, which should draw very > quickly to the screen (assuming no matrix on the canvas, and no alpha > or colorFilter or xfermode on the paint). > > On Dec 10, 2008, at 5:39 AM, Romkin wrote: > > To be honest the surface in created in C, as char* and originally i > wanted to use 16bit colour, but Bitmap takes int[], which means i have > to use 32bit, is there a way i can solve it to use 16bit? > > On 9 Dec, 17:38, Mike Reed <r...@google.com> wrote: > > > I am assuming you have predrawn what you want in the Bitmap. If so, be > > sure that the Bitmap's config matches your window (typically 565), > > otherwise things will go a lot slower, as we depth-convert your Bitmap > > each time it is drawn. > > > If you have a large area that is a solid color, it might be faster to > > draw that (via canvas.drawColor or canvas.drawRect) and then draw the > > bitmap. It all depends, but the fastest a Bitmap can go is memcpy, but > > drawing a large area in a solid color can use memset, which is faster > > for the same number of dst pixels. > > > On Dec 9, 2008, at 11:54 AM, Romkin wrote: > > > What is the fastest way to draw on screen? > > > currently we use OnDraw and have Bitmap, but is there a faster way to > > draw pixel array to screen? > > > Thanks. --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to android-developers@googlegroups.com To unsubscribe from this group, send email to android-developers-unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/android-developers?hl=en -~----------~----~----~----~------~----~------~--~---
