[FFmpeg-user] Usage of "-ilme"

Víctor Paesa victorpaesa at googlemail.com
Wed Mar 16 20:03:54 CET 2011


Hi,

On Tue, Mar 15, 2011 at 20:22, Andy Civil wrote:
> On 2011-03-15 3:01 PM, с н wrote:
>>
>> What for function "-flags"? What does it do? For what it is necessary?
>> Such function hasn't found in a manual.
>>
>>
>
> Many functions which were turned on or off (i.e. 'flags') seem to have been
> changed from "-ilme -ildct" to "-flags +ilme+ildct" etc. You are right that
> it does not appear in the online documentation, however if you run "ffmpeg
> -h" the output given shows the appropriate syntax for your version. I
> believe these functions are "interlace aware motion estimation" and
> "interlace aware discrete cosine transform" but I'm not sure. In any case,
> you need them if you're encoding interlaced content.

A correct usage of ilme is in http://www.ffmpeg.org/faq.html#SEC24
The purpose of ilme is explained correctly at
http://www.ffmpeg.org/ffmpeg.html ,
but the usage is outdated (it was correct some time ago).

Patches to improve documentation are welcomed :-)

Regards,
Víctor


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