title: GPUImage - Error at CVPixelBufferCreate -6661
body: <p>Hi I am trying to edit a single image using the new GPUImage setup but I am running into the following error.</p>
  
  <pre><code>2014-07-06 11:52:46.966 App[4314:9d07] *** Assertion failure in -[GPUImageFramebuffer generateFramebuffer],   /Users/Desktop/Apps/App/App/framework/Source/GPUImageFramebuffer.m:156
  2014-07-06 11:52:46.968 App[4314:9d07] *** Terminating app due to uncaught   exception 'NSInternalInconsistencyException', reason: 'Error at CVPixelBufferCreate -6661'
  *** First throw call stack:
  (0x2e52dfd3 0x38da6ccf 0x2e52dead 0x2eedad5b 0xb9ca7 0x6c481 0xb990f 0xb93cf 0xbbef1   0x6c481 0xbbc67 0x98229 0x61b39 0x98d9d 0x7065f 0x3928e833 0x39294f11 0x39294c97    0x39295a45 0x39295d29 0x393d0bd3 0x393d0a98)
  libc++abi.dylib: terminating with uncaught exception of type NSException
  
  
  GPUImagePicture *lookupImageSource = [[GPUImagePicture alloc] initWithImage:[UIImage imageNamed:@"BigApple1.png"]];
  
      GPUImageLookupFilter * filterLookup = [[GPUImageLookupFilter alloc] init];
  
      [stillImageSource addTarget:filterLookup];
      [lookupImageSource addTarget:filterLookup];
  
      [stillImageSource useNextFrameForImageCapture];
      [lookupImageSource useNextFrameForImageCapture];
  
      [stillImageSource processImage];
      [lookupImageSource processImage];
  
      finishedImage = [filterLookup imageFromCurrentFramebuffer];
  </code></pre>