[FFmpeg-user] cutting mts(h264+ac3) with least possible transcoding

Henning Thielemann lemming at henning-thielemann.de
Wed Jul 17 23:30:08 EEST 2019

On Wed, 17 Jul 2019, Henning Thielemann wrote:

> On Wed, 17 Jul 2019, Moritz Barsnick wrote:
>> I believe this may be due to your seek command "-ss 00:02". ffmpeg
>> cannot find any keyframes starting from your given offset, and
>> therefore can't begin the output stream, and produces 0 output frames.
> Hm, the big video I really want to process is more than 10 min and shows 
> the same problem, namely there is no output frame. Can missing keyframes 
> still be the cause?

Independent from the actual cause - using the '-copyinkf' fixes my 

More information about the ffmpeg-user mailing list