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AcquireStreamPixels  730 magick/stream.c         status=AcquireStreamPixels(cache_info,exception);
AcquireStreamPixels  881 magick/stream.c       status=AcquireStreamPixels(cache_info,exception);
AcquireStreamPixels  893 magick/stream.c         status=AcquireStreamPixels(cache_info,exception);