From patchwork Mon Apr 22 17:15:46 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marton Balint X-Patchwork-Id: 12864 Return-Path: X-Original-To: patchwork@ffaux-bg.ffmpeg.org Delivered-To: patchwork@ffaux-bg.ffmpeg.org Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org [79.124.17.100]) by ffaux.localdomain (Postfix) with ESMTP id 5E18B447E73 for ; Mon, 22 Apr 2019 20:15:56 +0300 (EEST) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 359E2680A4D; Mon, 22 Apr 2019 20:15:56 +0300 (EEST) X-Original-To: ffmpeg-devel@ffmpeg.org Delivered-To: ffmpeg-devel@ffmpeg.org Received: from iq.passwd.hu (iq.passwd.hu [217.27.212.140]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 3BAB568017D for ; Mon, 22 Apr 2019 20:15:50 +0300 (EEST) Received: from localhost (localhost [127.0.0.1]) by iq.passwd.hu (Postfix) with ESMTP id C9CD1E1B14; Mon, 22 Apr 2019 19:15:49 +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 CRtNM99BUtDU; Mon, 22 Apr 2019 19:15:48 +0200 (CEST) Received: from bluegene.passwd.hu (localhost [127.0.0.1]) by iq.passwd.hu (Postfix) with ESMTP id 96D6FE1AFA; Mon, 22 Apr 2019 19:15:48 +0200 (CEST) From: Marton Balint To: ffmpeg-devel@ffmpeg.org Date: Mon, 22 Apr 2019 19:15:46 +0200 Message-Id: <20190422171546.31503-1-cus@passwd.hu> X-Mailer: git-send-email 2.16.4 In-Reply-To: References: Subject: [FFmpeg-devel] [PATCHv2 3/5] avformat/mxfdec: guess wrapping of tracks by other tracks with the same body sid X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.20 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 MIME-Version: 1.0 Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" This affects the following samples: samples/ffmpeg-bugs/roundup/issue1775/av_seek_frame_failure.mxf samples/ffmpeg-bugs/trac/ticket1957/16ch.mxf samples/ffmpeg-bugs/trac/ticket5016/r0.mxf samples/ffmpeg-bugs/trac/ticket5016/r1.mxf samples/ffmpeg-bugs/trac/ticket5316/hq.MXF samples/ffmpeg-bugs/trac/ticket5316/hqx.MXF Some AVPacket->pos values are changed because for frame wrapped tracks we point to the KLV offset and not the data. Signed-off-by: Marton Balint --- libavformat/mxfdec.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/libavformat/mxfdec.c b/libavformat/mxfdec.c index 2c44852062..034025bcaa 100644 --- a/libavformat/mxfdec.c +++ b/libavformat/mxfdec.c @@ -2553,6 +2553,24 @@ static int mxf_parse_structural_metadata(MXFContext *mxf) } } + for (int i = 0; i < mxf->fc->nb_streams; i++) { + MXFTrack *track1 = mxf->fc->streams[i]->priv_data; + if (track1 && track1->body_sid) { + for (int j = i + 1; j < mxf->fc->nb_streams; j++) { + MXFTrack *track2 = mxf->fc->streams[j]->priv_data; + if (track2 && track1->body_sid == track2->body_sid && track1->wrapping != track2->wrapping) { + if (track1->wrapping == UnknownWrapped) + track1->wrapping = track2->wrapping; + else if (track2->wrapping == UnknownWrapped) + track2->wrapping = track1->wrapping; + else + av_log(mxf->fc, AV_LOG_ERROR, "stream %d and stream %d have the same BodySID (%d) " + "with different wrapping\n", i, j, track1->body_sid); + } + } + } + } + ret = 0; fail_and_free: return ret;