static GrabbableIntPixels grabbableIntPixels_ComponentSampleModel(BufferedImage img) {
  if (img == null) null;
  
  Raster raster = img.getRaster();
  ComponentSampleModel sampleModel = cast raster.getSampleModel();
  DataBufferByte dataBuffer = cast raster.getDataBuffer();
  assertEquals(1, dataBuffer.getNumBanks());
  assertEquals(DataBuffer.TYPE_INT, dataBuffer.getDataType());

  // Let's at this point assume the raster data is what we
  // think it is... (TODO: test on unusual platforms)
  
  int w = img.getWidth(), h = img.getHeight();
  int scanlineStride = sampleModel.getScanlineStride();
  int[] pixels = dataBuffer.getData();
  int offset = dataBuffer.getOffset();
  int translateX = raster.getSampleModelTranslateX();
  int translateY = raster.getSampleModelTranslateY();
  offset += -translateX-translateY*scanlineStride;
  ret GrabbableIntPixels(pixels, w, h, offset, scanlineStride);
}

Began life as a copy of #1030544