From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org [79.124.17.100]) by master.gitmailbox.com (Postfix) with ESMTP id 7A22D46578 for ; Sun, 21 May 2023 20:47:13 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 8B2FA68BF1E; Sun, 21 May 2023 23:47:10 +0300 (EEST) Received: from relay5-d.mail.gandi.net (relay5-d.mail.gandi.net [217.70.183.197]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id CD42F68AFA8 for ; Sun, 21 May 2023 23:47:03 +0300 (EEST) Received: (Authenticated sender: michael@niedermayer.cc) by mail.gandi.net (Postfix) with ESMTPSA id DF50D1C0003 for ; Sun, 21 May 2023 20:47:02 +0000 (UTC) Date: Sun, 21 May 2023 22:47:00 +0200 From: Michael Niedermayer To: FFmpeg development discussions and patches Message-ID: <20230521204700.GJ1391451@pb2> References: <20230305114346.19875-1-michael@niedermayer.cc> <20230305190220.GC1928637@pb2> MIME-Version: 1.0 In-Reply-To: <20230305190220.GC1928637@pb2> Subject: Re: [FFmpeg-devel] [PATCH 1/2] avcodec/rka: use 64bit for srate_pad computation 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 Content-Type: multipart/mixed; boundary="===============4697070580974212570==" Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Archived-At: List-Archive: List-Post: --===============4697070580974212570== Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="ReXtUC6oQrwpduSE" Content-Disposition: inline --ReXtUC6oQrwpduSE Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sun, Mar 05, 2023 at 08:02:20PM +0100, Michael Niedermayer wrote: > On Sun, Mar 05, 2023 at 05:37:09PM +0100, Paul B Mahol wrote: > > On 3/5/23, Michael Niedermayer wrote: > > > Fixes: left shift of 538976288 by 13 places cannot be represented in = type > > > 'int' > > > Fixes: > > > 56148/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_RKA_fuzzer-62= 57370708967424 > > > > >=20 > > Please make sure that this does not break decoding. >=20 > how ? >=20 > * Testing all rka files on the internet ?=20 > i cannot >=20 > * Reading the specification ? > i failed to find a public specification >=20 > * Generating files that have a high enough sample rate with the binary wi= ndows > encoder? > "ERROR: Unsupported format type." even at 88.2k, well below that point >=20 > Also if it worked before its dependant on the compiler, its undefined > bahevior. > For files with more normal sample rates like the sample in our archieve > it produces the same output. >=20 > Other ideas ? is above ok or should more testing be done ? thx [...] --=20 Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB it is not once nor twice but times without number that the same ideas make their appearance in the world. -- Aristotle --ReXtUC6oQrwpduSE Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iF0EABEIAB0WIQSf8hKLFH72cwut8TNhHseHBAsPqwUCZGqDRAAKCRBhHseHBAsP q1hpAJ46Br0RS+fqPRH16vMIXSupr5ufWgCgmfQ1X4k7HprnuuOAPtwyi1XdchA= =6ThW -----END PGP SIGNATURE----- --ReXtUC6oQrwpduSE-- --===============4697070580974212570== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe". --===============4697070580974212570==--