On Mon, Mar 09, 2015 at 03:14:50PM +0100, Andreas Cadhalpun wrote: > On 09.03.2015 13:59, Michael Niedermayer wrote: > >i was thinking more about limiting the backward seek before resync > >to the last resync position +1 if there was a previous resync > >so that resync which moves forward could not end before. This would > >avoid the failure and allow the demuxer to continue, or at least thats > >the idea > > I see, new patch attached. > The +1 is not necessary, because it always reads the PACKET_ID field > before resyncing. > > Best regards, > Andreas >
> ffmdec.c | 9 +++++++-- > 1 file changed, 7 insertions(+), 2 deletions(-) > 2f242fcf689ae8307a818b8a219d08af7c27921e > 0001-ffmdec-limit-the-backward-seek-to-the-last-resync-po.patch > From 6bcd1b4a906e2da39f6361db19826a337ac5a745 Mon Sep 17 00:00:00 2001 > From: Andreas Cadhalpun <andreas.cadhal...@googlemail.com> > Date: Mon, 9 Mar 2015 14:59:44 +0100 > Subject: [PATCH] ffmdec: limit the backward seek to the last resync position > > If resyncing leads to the same position as previously, it will again > lead to a resync attempt, resulting in an infinite loop. > > Thus don't seek back beyond the last syncpoint. applied thanks [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB Asymptotically faster algorithms should always be preferred if you have asymptotical amounts of data
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