[FFmpeg-devel] [PATCH] fftools/ffmpeg: add option to hide vsync warnings

[Marton Balint]

On Wed, 27 Jun 2018, Michael Niedermayer wrote:

> On Tue, Jun 26, 2018 at 05:13:36PM +0530, Gyan Doshi wrote:
>>
>>
>> On 26-06-2018 04:29 PM, Marton Balint wrote:
>>
>>>> Many users have queried/complained about the 'Past duration too large'
>>>> messages.
>>>
>>> If the message is useless, then why not remove it entirely?
>>
>> Good question. Don't see the point but Michael added it (4e20e94921) so may
>> have some use for it that I'm missing.
>>
>> Thoughts, Michael?
>
> I think, the condition shouldnt happen really

Why not? For CFR output frames are dropped if delta0 < -1.1, but an error 
is reported if delta0 < -0.6. So delta0 can remain indefinitely between 
-1.1 and -0.6 spamming the console endlessly.

Or am I missing something?

> its a while ago i worked with this part but if when the previous frame
> is processed the code thinks it it will last at minimum till X and then
> when processing the next frame that starts significantgly before X.
> It would seem that something somewhere isnt working correctly

Maybe we should disable the message for CFR only?

Thanks,
Marton