Function sitkImageBuffer_releasebuffer

Wrapping/Python/sitkImageBuffer.cxx:332–363

#ifdef sitkImageBuffer_DEBUG
static void
sitkImageBuffer_releasebuffer(PyObject * exporter, Py_buffer * view)
{
  sitkImageBuffer * self = (sitkImageBuffer *)exporter;
  // Debug message for buffer release
  const sitk::Image * imagePtr = GetImageFromBuffer(self);
  if (imagePtr)
  {
    const sitk::Image &       image = *imagePtr;
    std::vector<unsigned int> size = image.GetSize();
    std::cerr << "[DEBUG] Releasing Py_buffer for image size=[";
    for (size_t i = 0; i < size.size(); ++i)
    {
      if (i > 0)
        std::cerr << ", ";
      std::cerr << size[i];
    }
    std::cerr << "], ptr=" << view->buf << std::endl;
    std::cerr.flush();
  }
  else
  {
    std::cerr << "[DEBUG] Releasing Py_buffer (no image)" << std::endl;
    std::cerr.flush();
  }

  // Verify that view->obj is the same as self (safety check)
  if (view->obj && view->obj != (PyObject *)self)
  {
    std::cerr << "[WARNING] Buffer release: view->obj != self" << std::endl;
  }
}
#endif

// Object life-cycle methods