2018-12-13 0:57 GMT+01:00, Hans Carlson <[email protected]>: > On Wed, 12 Dec 2018, Carl Eugen Hoyos wrote: > >> 2018-12-08 22:28 GMT+01:00, Ulf Zibis <[email protected]>: >> >>> with: >>> ffmpeg -i "concat:CYD-001.vob|CYD-002.vob|..." -c copy CYD_copy.vob >>> I get the warning: >>> [svcd @ 0x56377151e140] VBV buffer size not set, using default size of >>> 130KB >>> If you want the mpeg file to be compliant to some specification >>> Like DVD, VCD or others, make sure you set the correct buffer size >>> >>> How can I aviod the warning? >> >> Use the target option. > > If the target option is used WITHOUT "-c copy", then it's true you won't > see this warning. But then it's doing a re-encode... NOT a copy. The > problem comes when trying to do a COPY and the target option doesn't > help in that case. > > So, I'll rephrase Ulf's original question... how do you avoid this warning > while doing a stream COPY (remux)?
You cannot, as the maximum bit-rate cannot be set when remuxing. The muxer has to assume that your input confirms to the relevant specification. Note that command lines without "-f" make it impossible for ffmpeg to even understand which standard you want. Carl Eugen _______________________________________________ ffmpeg-user mailing list [email protected] http://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
