Use OperandGrouper whitelist

2018-05-24 22:52:33 -07:00
parent 0a04a60f69
commit 6d0461435f
1 changed files with 3 additions and 1 deletions
@@ -150,8 +150,10 @@ def _interpret_contents(contentstream, initial_shorthand=UNIT_SQUARE):
    found_text = False
    text_operators = tuple(
        pikepdf.Operator(op) for op in ('Tj', 'TJ', '"', "'"))
+    operator_whitelist = """q Q Do cm TJ Tj " ' BI ID EI"""

-    for n, op in enumerate(pikepdf.parse_content_stream(contentstream)):
+    for n, op in enumerate(
+            pikepdf.parse_content_stream(contentstream, operator_whitelist)):
        operands, command = op
        if command == pikepdf.Operator('q'):
            stack.append(ctm)