[FFmpeg-user] Meaning of ffprobe output

Carl Eugen Hoyos ceffmpeg at gmail.com
Sun Feb 3 14:58:16 EET 2019


2019-02-02 19:27 GMT+01:00, Ulf Zibis <Ulf.Zibis at gmx.de>:
>
> Am 02.02.19 um 18:38 schrieb Carl Eugen Hoyos:
>> 2019-02-01 23:46 GMT+01:00, Ulf Zibis <Ulf.Zibis at gmx.de>:
>>> Am 30.01.19 um 15:08 schrieb Carl Eugen Hoyos:
>>>> Without interpolation, this is what all video players do if you disable
>>>> all de-interlacing.
>>>> The problem is what kind of "interpolation" you use, this is called
>>>> de-interlacing, an endless number of algorithms exist.
>>> OK, my understandig was, "de-interlacing" means to re-encode from
>>> interlaced to progressive _and_ do some interpolation or whatever stuff.
>> No, these are two completely independent operations, one of which
>> hast nothing to do with de-interlacing.
>
> Correct. I wanted to say, that I was in error with my former understanding.
>
> But if I have a interlaced encoded stream with interlaced content, I
> guess only both steps at same time ensure to get a progressive stream
> with good visual quality.

No, this is simply not correct / a misunderstanding.
The two "steps" are not related in the way your wording implies.

Carl Eugen


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