mov: validate sidx timescale
authorAndreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
Sun, 23 Oct 2016 14:48:01 +0000 (16:48 +0200)
committerAndreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
Sun, 6 Nov 2016 23:51:49 +0000 (00:51 +0100)
commit9d36602abc4ef5b69b92feadf868c77e5e9ccc7d
treeff8b48d385237237cab324af99f63dd9165e6b0b
parenta398f054fdb9b0f0b5a91c231fba6ce014143f71
mov: validate sidx timescale

A negative timescale doesn't make sense and triggers assertions in
av_rescale_rnd.

Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
libavformat/mov.c