From 2f72f8e94a0651f47d6b5b64184c180073e12f95 Mon Sep 17 00:00:00 2001
From: "James R. Barlow" <james@purplerock.ca>
Date: Mon, 10 Nov 2025 15:58:14 -0800
Subject: [PATCH] ghostscript: Disable subset fonts

For at least the PDF associated with this issue, disabling subset
fonts prevents Ghostscript from mangling the encoding when it is usable but not well-formed.

Fixes #1592
---
 src/ocrmypdf/_exec/ghostscript.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/ocrmypdf/_exec/ghostscript.py b/src/ocrmypdf/_exec/ghostscript.py
index bd8bd105..35e058e2 100644
--- a/src/ocrmypdf/_exec/ghostscript.py
+++ b/src/ocrmypdf/_exec/ghostscript.py
@@ -286,6 +286,7 @@ def generate_pdfa(
         + compression_args
         + [
             "-dJPEGQ=95",
+            "-dSubsetFonts=false",  # Prevents GS from messing up some encodings
             f"-dPDFA={pdfa_part}",
             "-dPDFACompatibilityPolicy=1",
             "-o",