From d516d8e159e99d7b3b8250f39f976574df072cd8 Mon Sep 17 00:00:00 2001
From: Carl Hetherington <cth@carlh.net>
Date: Wed, 7 Mar 2018 14:20:19 +0000
Subject: Don't fake-write encrypted video frames as the asset ID is somehow
 (?) embedded in the HMAC (#1232).

---
 src/lib/writer.cc | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'src/lib')

diff --git a/src/lib/writer.cc b/src/lib/writer.cc
index 227de6277..d6c3370b0 100644
--- a/src/lib/writer.cc
+++ b/src/lib/writer.cc
@@ -637,6 +637,11 @@ Writer::write_cover_sheet ()
 bool
 Writer::can_fake_write (Frame frame) const
 {
+	if (_film->encrypted()) {
+		/* We need to re-write the frame because the asset ID is embedded in the HMAC... I think... */
+		return false;
+	}
+
 	/* We have to do a proper write of the first frame so that we can set up the JPEG2000
 	   parameters in the asset writer.
 	*/
-- 
cgit v1.2.3