Am Do., 19. März 2020 um 19:32 Uhr schrieb Michael Niedermayer
<mich...@niedermayer.cc>:
>
> On Wed, Mar 18, 2020 at 02:16:30AM +0100, Carl Eugen Hoyos wrote:
> > Hi!
> >
> > Attached patch fixes ticket #8575 for me, Google describes such files.
> >
> > Please comment, Carl Eugen
>
> > subviewerdec.c | 10 +++++++---
> > 1 file changed, 7 insertions(+), 3 deletions(-)
> > 1a6133ed3dbb66945d6bf16e212c0e77e3fd0579
> > 0001-lavf-subviewerdec-Support-higher-sub-second-precisio.patch
> > From 39d0748782bb3e37fb2f92c679ffa58b239374c7 Mon Sep 17 00:00:00 2001
> > From: Carl Eugen Hoyos <ceffm...@gmail.com>
> > Date: Wed, 18 Mar 2020 02:11:33 +0100
> > Subject: [PATCH] lavf/subviewerdec: Support higher sub-second precision.
> >
> > Fixes ticket #8575.
> > ---
> > libavformat/subviewerdec.c | 10 +++++++---
> > 1 file changed, 7 insertions(+), 3 deletions(-)
> >
> > diff --git a/libavformat/subviewerdec.c b/libavformat/subviewerdec.c
> > index 06b827b70f..ed48b3388d 100644
> > --- a/libavformat/subviewerdec.c
> > +++ b/libavformat/subviewerdec.c
> > @@ -56,11 +56,15 @@ static int read_ts(const char *s, int64_t *start, int
> > *duration)
> > int64_t end;
> > int hh1, mm1, ss1, ms1;
> > int hh2, mm2, ss2, ms2;
> > + int multiplier = 1;
> >
> > + if (sscanf(s, "%u:%u:%u.%2u,%u:%u:%u.%2u",
> > + &hh1, &mm1, &ss1, &ms1, &hh2, &mm2, &ss2, &ms2) == 8)
> > + multiplier = 10;
> > if (sscanf(s, "%u:%u:%u.%u,%u:%u:%u.%u",
> > &hh1, &mm1, &ss1, &ms1, &hh2, &mm2, &ss2, &ms2) == 8) {
>
> which lengths can the ms1 / ms2 part have ?
> do all of the following work ?
> x.1
> x.19
> x.199
> x.1999
>
> or are some of these guranteed not to occur ?
I have no idea but my suspicion is that whoever created the files
in question misunderstood the original format.
Carl Eugen
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