On Sat, Dec 12, 2009 at 6:28 AM, tdom...@googlemail.com < tdom...@googlemail.com> wrote:
> couldn't fully test if it works. > but why do I have to call this method, what does it acutally do? > > I though it was needed if you want to directly let the camera draw on > an surface, like here: > > http://developer.android.com/guide/samples/ApiDemos/src/com/example/android/apis/graphics/CameraPreview.html > > But I want to draw the camera preview on an opengl object, through > textures, do I really need to do that? > Yes. You still need to do that. If applications do not call setPreviewDisplay, camera drivers may not start the preview even if startPreview is called. Ex: the current implementation on Droid. > > On 11 Dez., 23:10, "tdom...@googlemail.com" <tdom...@googlemail.com> > wrote: > > >You need to call setPreviewDisplay in surfaceChanged. > > > > ok thanks I will try that later. > > > > >And the app shouldn't call setPreviewSize with arbitrary numbers because > not > > >every device support 240x160. Use getPreviewSize in 1.6 or use > > >getSupportedPreviewSizes in 2.0. > > > > yeah I was going to do so as soon as I fix this this ugly bug, get an > > RGB image etc ..... > > > > I wanted to get fast results. > > > > On 11 Dez., 02:59, Wu-cheng Li (李務誠) <wuchen...@google.com> wrote: > > > > > You need to call setPreviewDisplay in surfaceChanged. > > > > > And the app shouldn't call setPreviewSize with arbitrary numbers > because not > > > every device support 240x160. Use getPreviewSize in 1.6 or use > > > getSupportedPreviewSizes in 2.0. > > > > > On Fri, Dec 11, 2009 at 3:47 AM, tdom...@googlemail.com < > > > > > tdom...@googlemail.com> wrote: > > > > hi, > > > > I'm trying to get the preview images of the android Camera onto a > > > > opengl texture. I have been successful so far, it works most of the > > > > times. Though sometimes I will just get a black screen when starting/ > > > > resuming the application. I have been debugging for days, not finding > > > > any clue. > > > > When debugging I noticed that both the camera callback and the > > > > onDrawFrame are called in such situations. the bytearray of the > camera > > > > does contain data. though nothing is shown. > > > > I would really appreciate if someone could help me with this, cause > > > > problem has been driving me crazy for days. > > > > > > the source can be browsed/checked out here: > > > >http://code.google.com/p/andar/source/checkout > > > > > > -- > > > > 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<android-developers%2bunsubscr...@googlegroups.com> > <android-developers%2bunsubscr...@googlegroups.com<android-developers%252bunsubscr...@googlegroups.com> > > > > > > For more options, visit this group at > > > >http://groups.google.com/group/android-developers?hl=en > > -- > 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<android-developers%2bunsubscr...@googlegroups.com> > For more options, visit this group at > http://groups.google.com/group/android-developers?hl=en > -- 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