From patchwork Sat Feb 5 13:22:42 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gyan Doshi X-Patchwork-Id: 34140 Delivered-To: ffmpegpatchwork2@gmail.com Received: by 2002:a05:6602:2c4e:0:0:0:0 with SMTP id x14csp4278429iov; Sat, 5 Feb 2022 05:23:25 -0800 (PST) X-Google-Smtp-Source: ABdhPJwq5kOSzjtsreSYf7Cck4h4uG0tvzCarvuJLd4qhwKwswEWmnaNFTvqqdaOMLIjFHpxSkvH X-Received: by 2002:a05:6402:90b:: with SMTP id g11mr4344198edz.56.1644067405121; Sat, 05 Feb 2022 05:23:25 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1644067405; cv=none; d=google.com; s=arc-20160816; b=ZTFG8ZOvoGPQl+sYXieGcMHQV+Q/E/X0oYUODrMMvmTTjixFdygSEdXiXm8X3LMU2L wCplz00RrS4yUUfZ/5ZKTieCgxVK+3349pj+bI5nQY4GQVLsYnEID52bs3PXcj8xIbA/ WuvOef1icSl85xXIHCVioow2BZMrvLZljJgNqHP5ebkUQ6YHrxJVLYZsKsvMi2vwf77k QsECXPiLlxLft4pjkKiCyRNlHQdX2UwjvNlerlDV+ht+KuBmZ2wpROb6tfKlPWBxAG3G LHr6BDVwGqH6xIBpYQ9KvF7ahOlsCVQuTKydMlk6aC2ZIEZ5xBeVEDUZtb0TceJMNe7t dxpg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=sender:errors-to:content-transfer-encoding:reply-to:list-subscribe :list-help:list-post:list-archive:list-unsubscribe:list-id :precedence:subject:mime-version:message-id:date:to:from :delivered-to; bh=/pFWG/0rUiWWaVxZPkcP5rfRr+oGopYa1T2i/PifHTY=; b=C+Mkbt+Dhlbp+9aZD7Yo7v7m8jMRnPMd2sstAMyvy4jNPP8OL8xIFN5IoK3z/a57WE jigrsFfikhqbWKaKRatwOkDQXv641CqhsdvKPPAvOZ2hMYuCL9yozT5Uc4+Vm8qhd2J2 poO1GzOgM5afN4Sf8d9sxAwreNQMK2EwQ0O+LQOzhsuPKTW7hJWkeImXW6tRcn3qUd+j 1uFRVLKex0gZhD7AvsH6NcYUcNoYfccl7VMFIEhVLTumtj3+4Ke/zziBUtU1Vs833Ggu JbT/tuEANb2Dac07VTLnBdrVmeE6QvDX9Svc53TLT6473QThXBImlcdJaaaii51yEYnX Fung== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of ffmpeg-devel-bounces@ffmpeg.org designates 79.124.17.100 as permitted sender) smtp.mailfrom=ffmpeg-devel-bounces@ffmpeg.org Return-Path: Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org. [79.124.17.100]) by mx.google.com with ESMTP id dp6si3430711ejc.421.2022.02.05.05.23.24; Sat, 05 Feb 2022 05:23:25 -0800 (PST) Received-SPF: pass (google.com: domain of ffmpeg-devel-bounces@ffmpeg.org designates 79.124.17.100 as permitted sender) client-ip=79.124.17.100; Authentication-Results: mx.google.com; spf=pass (google.com: domain of ffmpeg-devel-bounces@ffmpeg.org designates 79.124.17.100 as permitted sender) smtp.mailfrom=ffmpeg-devel-bounces@ffmpeg.org Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 0B37868B38B; Sat, 5 Feb 2022 15:23:21 +0200 (EET) X-Original-To: ffmpeg-devel@ffmpeg.org Delivered-To: ffmpeg-devel@ffmpeg.org Received: from mout-p-101.mailbox.org (mout-p-101.mailbox.org [80.241.56.151]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 329D168B1E0 for ; Sat, 5 Feb 2022 15:23:14 +0200 (EET) Received: from smtp1.mailbox.org (smtp1.mailbox.org [80.241.60.240]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-384) server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by mout-p-101.mailbox.org (Postfix) with ESMTPS id 4JrY4d1DTmz9rw1 for ; Sat, 5 Feb 2022 14:23:13 +0100 (CET) X-Virus-Scanned: amavisd-new at heinlein-support.de From: Gyan Doshi To: ffmpeg-devel@ffmpeg.org Date: Sat, 5 Feb 2022 18:52:42 +0530 Message-Id: <20220205132242.52049-1-ffmpeg@gyani.pro> MIME-Version: 1.0 Subject: [FFmpeg-devel] [PATCH] avformat/mpegts: initialize max_packet_size when sub-demuxer 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 Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" X-TUID: Sg/nYGxZogiR bca30570d2 added a user option to set max_packet_size replacing a hardcoded value. This had a side-effect of leaving the field set to 0 when packet demuxing is carried out from another demuxer using avpriv functions, which could lead to demux failure. Hardcoded max_packet_size inside avpriv_mpegts_parse_open to 2048000 to avoid this. Value chosen to be 10x that of default value to accommodate large payloads. --- libavformat/mpegts.c | 1 + 1 file changed, 1 insertion(+) diff --git a/libavformat/mpegts.c b/libavformat/mpegts.c index da15223b8a..e23f596490 100644 --- a/libavformat/mpegts.c +++ b/libavformat/mpegts.c @@ -3377,6 +3377,7 @@ MpegTSContext *avpriv_mpegts_parse_open(AVFormatContext *s) return NULL; /* no stream case, currently used by RTP */ ts->raw_packet_size = TS_PACKET_SIZE; + ts->max_packet_size = 2048000; ts->stream = s; ts->auto_guess = 1;