From ffd1316e441a8310cf1746d86fed165e17e10018 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jan=20Ekstr=C3=B6m?= <jeebjp@gmail.com>
Date: Mon, 23 Nov 2020 18:31:29 +0200
Subject: [PATCH] avformat/matroskadec: remove special handling of av1c
 extradata

Libavcodec can now handle the standard AV1CodecConfigurationRecord
extradata as-is.
---
 libavformat/matroskadec.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/libavformat/matroskadec.c b/libavformat/matroskadec.c
index 8523261760..73e1ddb68d 100644
--- a/libavformat/matroskadec.c
+++ b/libavformat/matroskadec.c
@@ -2720,10 +2720,6 @@ static int matroska_parse_tracks(AVFormatContext *s)
             /* we don't need any value stored in CodecPrivate.
                make sure that it's not exported as extradata. */
             track->codec_priv.size = 0;
-        } else if (codec_id == AV_CODEC_ID_AV1 && track->codec_priv.size) {
-            /* For now, propagate only the OBUs, if any. Once libavcodec is
-               updated to handle isobmff style extradata this can be removed. */
-            extradata_offset = 4;
         }
         track->codec_priv.size -= extradata_offset;