From 0383ec88a56dcad7b2e87ff243f26d3287ba3fdb Mon Sep 17 00:00:00 2001
From: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
Date: Sun, 22 Aug 2021 15:10:35 +0200
Subject: avformat/av1dec: Disallow seeking by bytes

The low overhead OBU format provides no means to resync after performing
a byte-based seek; in other words: Byte based seeking is just not
supported.

Reviewed-by: James Almer <jamrial@gmail.com>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
---
 libavformat/av1dec.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'libavformat')

diff --git a/libavformat/av1dec.c b/libavformat/av1dec.c
index 88a3c325e4..37f21483b9 100644
--- a/libavformat/av1dec.c
+++ b/libavformat/av1dec.c
@@ -428,7 +428,7 @@ const AVInputFormat ff_obu_demuxer = {
     .read_packet    = obu_read_packet,
     .read_close     = av1_read_close,
     .extensions     = "obu",
-    .flags          = AVFMT_GENERIC_INDEX,
+    .flags          = AVFMT_GENERIC_INDEX | AVFMT_NO_BYTE_SEEK,
     .priv_class     = &av1_demuxer_class,
 };
 #endif
-- 
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