[FFmpeg-devel] [PATCH] avfilter: add framerate video filter

Andy Furniss adf.lists at gmail.com
Mon Aug 31 13:35:08 CEST 2015


Robert Kr├╝ger wrote:
> On Mon, Aug 31, 2015 at 12:51 PM, Andy Furniss <adf.lists at gmail.com>
> wrote:
>
>> Andy Furniss wrote:
>>
>> I've just done a quick test converting 25i to 30i and the il way
>> is
>>> worse than yadif.
>>>
>>> Of course it's just one test with a compressed SD sample which I
>>> then deint and scale with mpv to see on an HD monitor.
>>>
>>
>> I repeated with a better quality 40mbit HD 1080i30 x264 version of
>> parkrun this time going down to i25. The il version looks quite
>> broken motion wise compared to yadif.
>>
>>
>> https://drive.google.com/file/d/0BxP5-S1t9VEETEducUEzLXhaOWc/view?usp=sharing
>>
>>
>
>>
Looking at the file with VLC and yadif deinterlacing turned on it looks
> fine to me. Is this the il sample or the yadif one?

Sorry should have said - it's the master for if you want to recreate the
test - as I am processing to y4m the results are a bit big to up/down load.

The commands used were the same as posted for the snooker test except
that this time I was going from 30i to 25i, so fps=25 for il and fps=50
for the yadif.




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