From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org [79.124.17.100]) by master.gitmailbox.com (Postfix) with ESMTP id B86F545BC1 for ; Sun, 26 Mar 2023 21:14:37 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 34A5A68C5D1; Mon, 27 Mar 2023 00:14:35 +0300 (EEST) Received: from iq.passwd.hu (iq.passwd.hu [217.27.212.140]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 8F7CC68C07E for ; Mon, 27 Mar 2023 00:14:28 +0300 (EEST) Received: from localhost (localhost [127.0.0.1]) by iq.passwd.hu (Postfix) with ESMTP id F0753E89FE; Sun, 26 Mar 2023 23:14:09 +0200 (CEST) X-Virus-Scanned: amavisd-new at passwd.hu Received: from iq.passwd.hu ([127.0.0.1]) by localhost (iq.passwd.hu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id L8saEEjfV0fL; Sun, 26 Mar 2023 23:14:08 +0200 (CEST) Received: from bluegene.passwd.hu (localhost [127.0.0.1]) by iq.passwd.hu (Postfix) with ESMTP id 410DEE2029; Sun, 26 Mar 2023 23:14:08 +0200 (CEST) From: Marton Balint To: ffmpeg-devel@ffmpeg.org Date: Sun, 26 Mar 2023 23:14:23 +0200 Message-Id: <20230326211423.2455-1-cus@passwd.hu> X-Mailer: git-send-email 2.35.3 MIME-Version: 1.0 Subject: [FFmpeg-devel] [PATCH] avformat/mxfdec: treat Random Index Pack as end of file X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: FFmpeg development discussions and patches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: FFmpeg development discussions and patches Cc: Marton Balint Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Archived-At: List-Archive: List-Post: RIP, if exists is the last KLV item in the MXF files therefore we can stop parsing the file if it is encountered. This allows us to support files created by broken muxers such as OpenCube MXFTk Advanced 2.8.0.0.1. which dumps some extra garbage after the RIP. Signed-off-by: Marton Balint --- libavformat/mxfdec.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/libavformat/mxfdec.c b/libavformat/mxfdec.c index 4530617207..8a7008b298 100644 --- a/libavformat/mxfdec.c +++ b/libavformat/mxfdec.c @@ -3739,7 +3739,10 @@ static int mxf_read_header(AVFormatContext *s) while (!avio_feof(s->pb)) { const MXFMetadataReadTableEntry *metadata; - if (klv_read_packet(&klv, s->pb) < 0) { + ret = klv_read_packet(&klv, s->pb); + if (ret < 0 || IS_KLV_KEY(klv.key, ff_mxf_random_index_pack_key)) { + if (ret >= 0 && avio_size(s->pb) > klv.next_klv) + av_log(s, AV_LOG_WARNING, "data after the RandomIndexPack, assuming end of file\n"); /* EOF - seek to previous partition or stop */ if(mxf_parse_handle_partition_or_eof(mxf) <= 0) break; -- 2.35.3 _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".