Disable JPEG passthrough for Ghostscript 9.23

Seems to corrupt JPEGs involved in image masks?
2018-04-17 16:31:03 -07:00
parent 5fde214290
commit 076363d78e
1 changed files with 5 additions and 0 deletions
@@ -132,6 +132,11 @@ def generate_pdfa(pdf_pages, output_file, compression, log,
    # git commit fe1c025d.
    strategy = 'RGB' if version() >= '9.19' else '/RGB'

+    if version() == '9.23':
+        # 9.23: JPEG passthrough broken for image masks?
+        # https://bugs.ghostscript.com/show_bug.cgi?id=699216
+        compression_args.append('-dPassThroughJPEGImages=false')
+
    with NamedTemporaryFile(delete=True) as gs_pdf:
        args_gs = [
            "gs",