From patchwork Sun Sep 1 21:10:27 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Niedermayer X-Patchwork-Id: 14840 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 A212F448160 for ; Mon, 2 Sep 2019 00:12:52 +0300 (EEST) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 86D38687F43; Mon, 2 Sep 2019 00:12:52 +0300 (EEST) X-Original-To: ffmpeg-devel@ffmpeg.org Delivered-To: ffmpeg-devel@ffmpeg.org Received: from vie01a-dmta-pe07-3.mx.upcmail.net (vie01a-dmta-pe07-3.mx.upcmail.net [84.116.36.19]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 94EB1687F27 for ; Mon, 2 Sep 2019 00:12:41 +0300 (EEST) Received: from [172.31.216.235] (helo=vie01a-pemc-psmtp-pe12.mail.upcmail.net) by vie01a-dmta-pe07.mx.upcmail.net with esmtp (Exim 4.92) (envelope-from ) id 1i4X9N-0008tM-1D for ffmpeg-devel@ffmpeg.org; Sun, 01 Sep 2019 23:12:41 +0200 Received: from localhost ([213.47.41.20]) by vie01a-pemc-psmtp-pe12.mail.upcmail.net with ESMTP id 4X8OikiQDwlys4X8Oi3abz; Sun, 01 Sep 2019 23:11:40 +0200 X-Env-Mailfrom: michael@niedermayer.cc X-Env-Rcptto: ffmpeg-devel@ffmpeg.org X-SourceIP: 213.47.41.20 X-CNFS-Analysis: v=2.3 cv=E5OzWpVl c=1 sm=1 tr=0 a=I1eytVlZLDX1BM2VTtTtSw==:117 a=I1eytVlZLDX1BM2VTtTtSw==:17 a=jpOVt7BSZ2e4Z31A5e1TngXxSK0=:19 a=MKtGQD3n3ToA:10 a=1oJP67jkp3AA:10 a=GEAsPZ9sns4A:10 a=ZZnuYtJkoWoA:10 a=nZOtpAppAAAA:20 a=6GdvlM0DUDcFV1A9bU0A:9 a=1fhp2MxaeJtTNGEnv6mo:22 a=Z5ABNNGmrOfJ6cZ5bIyy:22 a=SsAZrZ5W_gNWK9tOzrEV:22 From: Michael Niedermayer To: FFmpeg development discussions and patches Date: Sun, 1 Sep 2019 23:10:27 +0200 Message-Id: <20190901211028.4759-3-michael@niedermayer.cc> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20190901211028.4759-1-michael@niedermayer.cc> References: <20190901211028.4759-1-michael@niedermayer.cc> MIME-Version: 1.0 X-CMAE-Envelope: MS4wfIGPQV/nurMUk/5H6IcCpG6XbX+SRvhiCwIP9wmM7pfdnpZE6HajcnZNHIn6jeaD06iNjOdrHwzrm3/va/kU7FwyPv3diSUgM09CkcS+7+xt+utA1dDu 03h0Qn/Eb9bdSSuHEt0psz6jtd2HCqJiLRQ1WeLcVP/rwDJ65bw2VRpb Subject: [FFmpeg-devel] [PATCH 3/4] tools/target_dec_fuzzer: Adjust threshold for MSS2 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" The decoder is slow Fixes: Timeout (94sec -> 7sec) Fixes: 16417/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MSS2_fuzzer-5711668050395136 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer --- tools/target_dec_fuzzer.c | 1 + 1 file changed, 1 insertion(+) diff --git a/tools/target_dec_fuzzer.c b/tools/target_dec_fuzzer.c index 3a19efd031..3d0a9e4fd8 100644 --- a/tools/target_dec_fuzzer.c +++ b/tools/target_dec_fuzzer.c @@ -139,6 +139,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) { case AV_CODEC_ID_HNM4_VIDEO:maxpixels /= 128; break; // Cliping in C, generally slow even with small input case AV_CODEC_ID_INDEO4: maxpixels /= 128; break; + case AV_CODEC_ID_MSS2: maxpixels /= 16384; break; case AV_CODEC_ID_TRUEMOTION2: maxpixels /= 1024; break; }