diff --git a/camelot/lattice.py b/camelot/lattice.py
index 52501e2..f9a86e3 100644
--- a/camelot/lattice.py
+++ b/camelot/lattice.py
@@ -222,7 +222,8 @@ class Lattice:
             gs_call.insert(0, "gs")
         else:
             gs_call.insert(0, "gsc")
-        subprocess.call(gs_call)
+        subprocess.call(gs_call, stdout=open(os.devnull, 'w'),
+            stderr=subprocess.STDOUT)
 
         img, threshold = adaptive_threshold(imagename, invert=self.invert)
         pdf_x = width
diff --git a/camelot/pdf.py b/camelot/pdf.py
index 5318626..11cc6b4 100644
--- a/camelot/pdf.py
+++ b/camelot/pdf.py
@@ -89,8 +89,7 @@ class Pdf:
             outfile.addPage(page)
             with open(sp_path, 'wb') as f:
                 outfile.write(f)
-            layout, dim = get_page_layout(sp_path, char_margin=1.0,
-                line_margin=0.5, word_margin=0.1)
+            layout, dim = get_page_layout(sp_path)
             lttextlh = get_text_objects(layout, ltype="lh")
             lttextlv = get_text_objects(layout, ltype="lv")
             ltchar = get_text_objects(layout, ltype="char")
diff --git a/camelot/utils.py b/camelot/utils.py
index 1f8e5e6..5134579 100644
--- a/camelot/utils.py
+++ b/camelot/utils.py
@@ -671,7 +671,7 @@ def get_text_objects(layout, ltype="char", t=None):
     return t
 
 
-def get_page_layout(pname, char_margin=2.0, line_margin=0.5, word_margin=0.1,
+def get_page_layout(pname, char_margin=1.0, line_margin=0.5, word_margin=0.1,
                detect_vertical=True, all_texts=True):
     """Returns a PDFMiner LTPage object and page dimension of a single
     page pdf. See https://euske.github.io/pdfminer/ to get definitions