From patchwork Thu Jan 18 20:28:40 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Carl Eugen Hoyos X-Patchwork-Id: 7332 Delivered-To: ffmpegpatchwork@gmail.com Received: by 10.2.78.2 with SMTP id r2csp7353030jaa; Thu, 18 Jan 2018 12:29:14 -0800 (PST) X-Google-Smtp-Source: ACJfBouAK0q5qxksP3DEJJxZSoch5AZdfFJsP7TtAlMJsn7HduHS3Fk/sRRy+Ks/wEcMxkiYY9XC X-Received: by 10.28.106.26 with SMTP id f26mr5784031wmc.36.1516307354703; Thu, 18 Jan 2018 12:29:14 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1516307354; cv=none; d=google.com; s=arc-20160816; b=I6IRO9t1NYkENzcogHdCg9U7AsDwh4DvKLdSawd90B2bjht6PWpkZV92FHxPlfzcGN TLeR/EVPpsS8SVN8AKOrtRZM27KmzT+kRDrb/L/TYUlPalgOLh+XgcWhjiuldhXNMJOJ 12/G9kLiVjTx9UgkWDk1D2JON427EQexp+Lgwwk3nK7VyAUvwx2dq+lm80iHWCSjUTTm dhsnGCZNR5OL1PqcuSmS4twPoCSyAft+Mhdkf1JtWbCo+hMwbsgf+O3ZvaaTPvT/3wMP VFBWolbmzoTOs/y0Xmql4KHTppATgXF6Wz4s9G5JGEWblQ809fmKCxsOHjJzkTtHp9u4 fW1A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=sender:errors-to:reply-to:list-subscribe:list-help:list-post :list-archive:list-unsubscribe:list-id:precedence:subject:to :message-id:date:from:mime-version:dkim-signature:delivered-to :arc-authentication-results; bh=SP4iGx459LYBnlRlnrgEnrWwl4VXdBlHdyL0VMP3sd0=; b=IW04FEDEWBoji7es6TC6wHm3qxQ/LVhCRWtGPqEq8FWSQ81oFnj72QitYelD1Bhr7p TS6JA8NxxzuK2EZoOzwGvTaqBNeACYGwTeftw+RX/UTu21AOV3G/cBT/q9ALZo6IS8Mm KIuKIJOxs89MI2xFWpiyMmKMosO7SCk37bmmgacBIOv6hi73A40qzPJIW9C+wqqpH1u7 639+pF7xbkZpGJG336DdWRDLLQHweulON8AZfdCCyBH538Obo4rRe2dBle8gR2c/rCvb 0fABEr+hbt2DvIKvdrTjPhHPGk+0YwLPotATGNU5Qv7g61WNKa7JV9B/iqd2xB0VBrw8 +Jjw== ARC-Authentication-Results: i=1; mx.google.com; dkim=neutral (body hash did not verify) header.i=@gmail.com header.s=20161025 header.b=csB8xyZO; 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; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=gmail.com Return-Path: Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org. [79.124.17.100]) by mx.google.com with ESMTP id h12si2716433wmc.121.2018.01.18.12.29.10; Thu, 18 Jan 2018 12:29:14 -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; dkim=neutral (body hash did not verify) header.i=@gmail.com header.s=20161025 header.b=csB8xyZO; 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; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=gmail.com Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 7F71D68A293; Thu, 18 Jan 2018 22:29:08 +0200 (EET) X-Original-To: ffmpeg-devel@ffmpeg.org Delivered-To: ffmpeg-devel@ffmpeg.org Received: from mail-io0-f180.google.com (mail-io0-f180.google.com [209.85.223.180]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 5855D68A1D5 for ; Thu, 18 Jan 2018 22:29:02 +0200 (EET) Received: by mail-io0-f180.google.com with SMTP id b198so23551036iof.6 for ; Thu, 18 Jan 2018 12:29:02 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:from:date:message-id:subject:to; bh=FkCflJ1Q59Lkom8MDDXX4cPvVuUT31S5oMxezZz6Kro=; b=csB8xyZOcyPln40nJ/DqOJGQnxoKO/i6DlbdqI5Sh0OjhrwhW8b5Ir8hITypD5ilSp OfxWbHw6hVxv+ixCa6NTWFBgAWM6E9f7ml2qWT5Bmfem97px9XBq4NkCxezIa+mJxaia /9DKmwLKb413o//VTKC0etVC9aO1vG7gDmj56LXz0duZIwkGPE3BWIbAvtnUaRDDXV3i aRyOao97u4Ja+sD/PFu/87X6qeGNHUk8izWIIn5hLw/XUiaOHaZndHOsrSBLIv1o0+2K ink4Z3jysxx+I/QZXOcbMtkbi+z9YQIwCpH7iZuYKo/rd45l9pEbibkYyss3HZ+55n5b Nhyg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=FkCflJ1Q59Lkom8MDDXX4cPvVuUT31S5oMxezZz6Kro=; b=DZlLlKNGbV7+pui5uzEiCATWdHevFPhVriw8H/+sbBvweZiZUfuvuARtCELVAYJrRL 74TtwlTjBCCoMRByg3i4TECd2aHqWH+kQeTjH7TuHjbbEY2ZfR5ZwWW9iIcAj3uenLjK VGgdhru575eA4ke/F+6nu/gMP/L0taYVhhCGdjiILCKqRgAwAJiwmIM/TRZkh4YMuP4K RX5KuqLVsQMXqrrcJxxYBp4L7ng6HLNpav4v5X4dKUsKxREWTsW/rmhf4EbvITC+VmZK +kdV1FFdNVqrZyFKGSSHooJ5N7+GVpK1Gw6JonZ4LykyTv5IMc5iaZReFLBZaScrlHfR 4qDQ== X-Gm-Message-State: AKwxytcvIv01HjWjTFeNdcNkRFVhY1s3lzNqEvsgCGop+za6ZrA+fjgi dXZGzkyQjWYI3x/WfbzxNq8LrWBJJhln2S0m+J8= X-Received: by 10.107.169.94 with SMTP id s91mr24360546ioe.83.1516307340969; Thu, 18 Jan 2018 12:29:00 -0800 (PST) MIME-Version: 1.0 Received: by 10.2.89.16 with HTTP; Thu, 18 Jan 2018 12:28:40 -0800 (PST) From: Carl Eugen Hoyos Date: Thu, 18 Jan 2018 21:28:40 +0100 Message-ID: To: FFmpeg development discussions and patches Subject: [FFmpeg-devel] [PATCH]lavf/swfdec: Reduce score when auto-detecting swf files 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 Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Hi! The probe score for swf files (with uncompressed headers) is currently very high after testing a little more than 24bit, attached patch reduces the score. Please comment, Carl Eugen From 561cb5cea0ead726c747edea7d1c3e8c768eac81 Mon Sep 17 00:00:00 2001 From: Carl Eugen Hoyos Date: Thu, 18 Jan 2018 21:25:49 +0100 Subject: [PATCH] lavf/swfdec: Reduce score when auto-detecting swf files. Only a little more than 24bit are tested. --- libavformat/swfdec.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavformat/swfdec.c b/libavformat/swfdec.c index 57b619f..da58755 100644 --- a/libavformat/swfdec.c +++ b/libavformat/swfdec.c @@ -95,7 +95,7 @@ static int swf_probe(AVProbeData *p) if (p->buf[3] >= 20 || xmax < 16 || ymax < 16) return AVPROBE_SCORE_MAX / 4; - return AVPROBE_SCORE_MAX; + return AVPROBE_SCORE_MAX / 2; } #if CONFIG_ZLIB -- 1.7.10.4