[FFmpeg-devel] [PATCH]lavf/utils: Do not overflow in update_initial_timestamps().

[Michael Niedermayer]

On Sat, Sep 24, 2016 at 03:28:36PM +0200, Carl Eugen Hoyos wrote:
> Hi!
> 
> Attached patch hopefully fixes ticket #5136.
> 
> Please review, Carl Eugen

>  utils.c |    4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
> 519f209901429efaf9dffec381290a6a83573deb  0001-lavf-utils-Do-not-overflow-in-update_initial_timesta.patch
> From 09a31f8f6584f0c97443fd6edc7fcf7142b6a6ff Mon Sep 17 00:00:00 2001
> From: Carl Eugen Hoyos <cehoyos at ag.or.at>
> Date: Sat, 24 Sep 2016 15:26:21 +0200
> Subject: [PATCH] lavf/utils: Do not overflow in update_initial_timestamps().
> 
> Fixes ticket #5136.
> ---
>  libavformat/utils.c |    4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)

probably ok
it might be ultimately easier to reject demuxer output that has
timestamps close to INT64 MAX/MIN instead of protecting all computations
one by one though

thx

[...]

-- 
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
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