From patchwork Sat Feb 29 18:37:42 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marton Balint X-Patchwork-Id: 17975 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 1082644ACF1 for ; Sat, 29 Feb 2020 20:37:52 +0200 (EET) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id D286368B039; Sat, 29 Feb 2020 20:37:51 +0200 (EET) 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 240F368AD1B for ; Sat, 29 Feb 2020 20:37:45 +0200 (EET) Received: from localhost (localhost [127.0.0.1]) by iq.passwd.hu (Postfix) with ESMTP id EB993E323C; Sat, 29 Feb 2020 19:37:44 +0100 (CET) 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 bzZrbOiEqacu; Sat, 29 Feb 2020 19:37:43 +0100 (CET) Received: from bluegene.passwd.hu (localhost [127.0.0.1]) by iq.passwd.hu (Postfix) with ESMTP id CBFF4E3121; Sat, 29 Feb 2020 19:37:42 +0100 (CET) From: Marton Balint To: ffmpeg-devel@ffmpeg.org Date: Sat, 29 Feb 2020 19:37:42 +0100 Message-Id: <20200229183742.11114-1-cus@passwd.hu> X-Mailer: git-send-email 2.16.4 Subject: [FFmpeg-devel] [PATCH] avformat/mxfenc: use a zero based continuity counter 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" The standard does not seem to require the counter to be zero based, but some checker tools (MyriadBits MXFInspect, Interra Baton) have validations against 0 start... Fixes ticket #6781. Signed-off-by: Marton Balint --- libavformat/mxfenc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavformat/mxfenc.c b/libavformat/mxfenc.c index 1d8ad57415..a3cc1ea97b 100644 --- a/libavformat/mxfenc.c +++ b/libavformat/mxfenc.c @@ -2671,7 +2671,7 @@ static void mxf_write_system_item(AVFormatContext *s) avio_w8(pb, mxf->content_package_rate); // content package rate avio_w8(pb, 0x00); // content package type avio_wb16(pb, 0x00); // channel handle - avio_wb16(pb, (mxf->tc.start + frame) & 0xFFFF); // continuity count, supposed to overflow + avio_wb16(pb, frame & 0xFFFF); // continuity count, supposed to overflow if (mxf->essence_container_count > 1) avio_write(pb, multiple_desc_ul, 16); else {