I actually tried calling it in onDrawFrame, and that yields a slightly
different error:
12-03 10:47:23.282: E/SurfaceTexture(2753): [unnamed-2753-0]
updateTexImage: error binding external texture image 0x9046042f (slot 5):
0x502
12-03 10:47:23.342: W/dalvikvm(2753): threadid=11: thread exiting with
uncaught exception (group=0x41aac930)
12-03 10:47:23.342: E/AndroidRuntime(2753): FATAL EXCEPTION: GLThread 228
12-03 10:47:23.342: E/AndroidRuntime(2753): java.lang.RuntimeException:
Error during updateTexImage (see logcat for details)
12-03 10:47:23.342: E/AndroidRuntime(2753): at
android.graphics.SurfaceTexture.nativeUpdateTexImage(Native Method)
12-03 10:47:23.342: E/AndroidRuntime(2753): at
android.graphics.SurfaceTexture.updateTexImage(SurfaceTexture.java:162)
12-03 10:47:23.342: E/AndroidRuntime(2753): at
com.example.android.basicglsurfaceview.GLES20TriangleRenderer.onDrawFrame(GLES20TriangleRenderer.java:56)
12-03 10:47:23.342: E/AndroidRuntime(2753): at
android.opengl.GLSurfaceView$GLThread.guardedRun(GLSurfaceView.java:1516)
12-03 10:47:23.342: E/AndroidRuntime(2753): at
android.opengl.GLSurfaceView$GLThread.run(GLSurfaceView.java:1240)
On Monday, December 3, 2012 2:33:37 AM UTC-6, Fabien R wrote:
>
> On 30/11/2012 21:13, bob wrote:
> > I've been baffling my brain with this some more.
> >
> > I suspect the solution to the problem lies in this text.
> >
> > /**
> > * Update the texture image to the most recent frame from the image
> > stream. This may only be
> > * called while the OpenGL ES context that owns the texture is
> current
> > on the calling thread.
> > * It will implicitly bind its texture to the
> GL_TEXTURE_EXTERNAL_OES
> > texture target.
> > */
> > public void updateTexImage() {
> > nativeUpdateTexImage();
> > }
> >
> >
> > I suspect the key is figuring out what "while the OpenGL ES context that
> > owns the texture is current on the calling thread" means.
> >
> > Anyone have some Advil and a Babel fish?
> >
> You may call it in OnDrawFrame().
> -
> Fabien
>
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