Patrick Fischer <patrick.fischer@...> writes:

> I'm trying to create an I-Frame only video from an 
> existing video.
> This works fine:
>  ffmpeg -i  input.ts -vf select='eq(pict_type\,PICT_TYPE_I)' output.ts
> 
> Is there an way without re-encoding the video?

Currently not, I suspect this is not impossible to 
implement with a bitstream filter.

Note that for some (H264) streams, it would not work: 
Single frames can contain an I-field and a non-I 
field and valid streams without I frames exist.

Carl Eugen

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