[FFmpeg-user] Decklink timestamp_align, what should it do?

Marton Balint cus at passwd.hu
Sun May 2 19:58:56 EEST 2021



On Sun, 2 May 2021, Bouke wrote:

>
>
>> On 2 May 2021, at 13:22, Bouke <bouke at editb.nl> wrote:
>> 
>> Setting a timestamp_align of 6 seconds results in a start delay of just 6 seconds…
>
>
> Oops, I ment, 
> Setting a timestamp_align of TEN seconds results in a start delay of just 6 seconds…

Well of course, since it waits only until system clock reaches a 10 second 
boundary - :00 :10 :20 :30 :40 or :50.

Maybe I should have wrote this: it waits till
UNIX_TIMESTAMP() modulo timestamp_align becomes 0.
where unix timestamp is numer of seconds since 1970.

Hope it finally makes sense now.

Regards,
Marton


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