On 07/08/13 12:32, Torsten Römer wrote: > > Am 07.08.2013 09:59, schrieb Luca Barbato: >> On 05/08/13 14:04, Torsten Römer wrote: >>> Am 05.08.2013 13:21, schrieb Luca Barbato: >>>> On 05/08/13 12:57, Luca Barbato wrote: >>>>> On 29/07/13 20:47, Torsten Römer wrote: >>>>>> I would like to use the libx264 option --blueray_compat, and since >>>>>> it is >>>>>> not available as private option in libav, I tried to use >>>>>> -x264-params as >>>>>> described in the documentation, but this option is unrecognized, >>>>>> even in >>>>>> the current 9.8 release that I just downloaded and built. What am I >>>>>> missing? >>>>> I'll add it, in the master branch you can use the x264-params to pass >>>>> the x264 raw params (see documentation). >>>> To make it clearer -x264-params "bluray_compat=1" works as intended on >>>> libav git. >>>> >>>> lu >>> Nice, cheers! >> Kieran pointed out bluray-compat=1 force-cfr=1 is the correct setting. >> >> I added a shortcut -bluray-compat" to also set the encoder as cfr so you >> can produce correct bluray bitstream with ease (assuming you are feeding >> the encoder correctly). >> >> lu > > Very nice the shortcut, it will be very useful also for applications > like kdenlive (MLT?), where I think it may not be possible to pass raw > parameters with the -x264-params parameter. > > It is just that libx264 now gives the following warning: > > [libx264 @ 0x331d8e0] NAL HRD parameters require VBV parameters > > I think two more libx264 parameters need to be set, --vbv-maxrate and > --vbv-bufsize as suggested here: > http://mewiki.project357.com/wiki/X264_Encoding_Suggestions#Blu-ray_Encoding >
Good catch =) I'll add at least to the documentation the information. lu _______________________________________________ libav-tools mailing list [email protected] https://lists.libav.org/mailman/listinfo/libav-tools
