On Mon, Jun 01, 2020 at 06:19:52PM +0200, Michael Niedermayer wrote: > On Tue, Apr 28, 2020 at 08:20:37PM +0200, Lynne wrote: > > Part of this patch is based on Paul B Mahol's patch from last year. > > > > This also allows for single-stream parameter/codec changes. > > > > Must be applied on top of the latest version of other 3 patches I sent > > today. > > > > > oggdec.c | 45 +++++++++++++++++++++++++-------------------- > > oggdec.h | 1 + > > oggparseopus.c | 1 + > > 3 files changed, 27 insertions(+), 20 deletions(-) > > ce692abc11552b4c35772e57051378e0fd1ddece > > 0001-oggdec-add-support-for-proper-demuxing-of-chained-Op.patch > > From 70dcc91b32c89cb580bf13f2c081fa8e74f226f9 Mon Sep 17 00:00:00 2001 > > From: Lynne <d...@lynne.ee> > > Date: Tue, 28 Apr 2020 12:25:46 +0100 > > Subject: [PATCH] oggdec: add support for proper demuxing of chained Opus > > files > > and streams > > > > Part of this patch is based on Paul B Mahol's patch from last year. > > > > This also allows for single-stream parameter/codec changes. > > --- > > libavformat/oggdec.c | 45 +++++++++++++++++++++----------------- > > libavformat/oggdec.h | 1 + > > libavformat/oggparseopus.c | 1 + > > 3 files changed, 27 insertions(+), 20 deletions(-) > > This causes out of array reads with > https://samples.ffmpeg.org/V-codecs/Theora/theora_testsuite_broken/multi2.ogg > > ==5283== Invalid read of size 8 > ==5283== at 0x640508: vorbis_packet (oggparsevorbis.c:413) > ==5283== by 0x637546: ogg_packet (oggdec.c:589) > ==5283== by 0x638392: ogg_read_packet (oggdec.c:824) > ==5283== by 0x6A9211: ff_read_packet (utils.c:851) > ==5283== by 0x6AC440: read_frame_internal (utils.c:1582) > ==5283== by 0x6AD3F8: av_read_frame (utils.c:1784) > ==5283== by 0x250B4B: get_input_packet (ffmpeg.c:4140) > ==5283== by 0x251021: process_input (ffmpeg.c:4259) > ==5283== by 0x253255: transcode_step (ffmpeg.c:4640) > ==5283== by 0x2533D2: transcode (ffmpeg.c:4694) > ==5283== by 0x253CE9: main (ffmpeg.c:4895) > ==5283== Address 0x1680af68 is 8 bytes after a block of size 32 in arena > "client" > ==5283==
ping [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB Any man who breaks a law that conscience tells him is unjust and willingly accepts the penalty by staying in jail in order to arouse the conscience of the community on the injustice of the law is at that moment expressing the very highest respect for law. - Martin Luther King Jr
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