[FFmpeg-user] Convert MPEG-PS progressive to Interlaced

[Carl Eugen Hoyos]

2017-01-31 16:14 GMT+01:00 Andy Furniss <adf.lists at gmail.com>:

>>> ffmpeg.exe -y -i INPUT_FILE -c:v mpeg2video -flags +ildct+ilme -vf
>>> scale=interl=1,tinterlace=merge,fieldorder=tff OUTPUT_FILE

> Sorry for doubting - should have tried first, so this command will
> produce 422 from 420. But will also result in double height on the
> stream I tested with (= the field coded stream I linked to earlier).

It doesn't for him because he is using another kind of input stream.
Please try to avoid the guesses here, just request console output
(and / or input samples).

Carl Eugen