[FFmpeg-user] v360 expressions

Paul B Mahol onemda at gmail.com
Tue Feb 25 12:16:25 EET 2020

On 2/25/20, Michael Koch <astroelectronic at t-online.de> wrote:
> Am 25.02.2020 um 10:40 schrieb Paul B Mahol:
>> On 2/25/20, Michael Koch <astroelectronic at t-online.de> wrote:
>>> Paul,
>>>> On 2/19/20, Michael Koch <astroelectronic at t-online.de> wrote:
>>>>> Hi,
>>>>> would it be possible to allow expressions for the yaw, pitch and roll
>>>>> parameters in the v360 filter? I have a project where I need these
>>>>> angles to be a function of time.
>>>> Nope, would make filter 10x times slower.
>>> Would it always slow down the filter, or only if these expressions are
>>> actually a function of time?
>>> Some nice effects would be possible when the angles and/or field of view
>>> could be functions of time.
>>> A "eval" option (like in "eq" filter) could be added to specify when to
>>> evaluate the expressions, and the default would be "init" for fast
>>> processing.
>> Eval is evil. It is not gonna be added.
> And what about sendcmd / commands?

Will look into adding it.

> Michael
> _______________________________________________
> ffmpeg-user mailing list
> ffmpeg-user at ffmpeg.org
> https://ffmpeg.org/mailman/listinfo/ffmpeg-user
> To unsubscribe, visit link above, or email
> ffmpeg-user-request at ffmpeg.org with subject "unsubscribe".

More information about the ffmpeg-user mailing list