Hi Paul, Thank's very much for your help. I'll make avtry. Have a nice day. Philippe.
Philippe LATERRADE Directeur Technique / CTO Tel : +33 1 55 93 42 51 Mob : +33 6 33 63 01 69 [email protected] -----Message d'origine----- De : ffmpeg-user [mailto:[email protected]] De la part de Paul B Mahol Envoyé : mercredi 2 septembre 2020 18:54 À : FFmpeg user questions Objet : Re: [FFmpeg-user] ? About ffmpeg's prores implemention On 9/2/20, Philippe Laterrade <[email protected]> wrote: > Hi Paul, > > You're right. > It's just, I didn't find anything relevant to really adjust the output bit > rate. > Perhap's I missed something...somewhere. http://ffmpeg.org/ffmpeg-codecs.html#ProRes See bits_per_mb option. This is only for prores_ks encoder. If you use another, the default prores (prores_aw) encoder, in that case there is no any options to set, and encoder happily writes files that may be a lot bellow or above desired bitrate. > > Thank's for your help. > BR > Pilippe > > > > > > > -----Message d'origine----- > De : ffmpeg-user [mailto:[email protected]] De la part de Paul > B Mahol > Envoyé : mercredi 2 septembre 2020 18:08 > À : FFmpeg user questions > Objet : Re: [FFmpeg-user] ? About ffmpeg's prores implemention > > On 9/2/20, Philippe Laterrade <[email protected]> wrote: >> Hi Valentin, >> >> I made some tests very recently with several qcsale value, but never >> reached >> exactly the bit rate specs announced by Apple. Did anyone has already >> success to get those specs? > > Next time specify what you actually tried. > > qscale is not for reaching specific bitrate. It solely purpose is to > give you best quality under variable bitrate, whatever that means. > _______________________________________________ > ffmpeg-user mailing list > [email protected] > https://ffmpeg.org/mailman/listinfo/ffmpeg-user > > To unsubscribe, visit link above, or email > [email protected] with subject "unsubscribe". > > _______________________________________________ > ffmpeg-user mailing list > [email protected] > https://ffmpeg.org/mailman/listinfo/ffmpeg-user > > To unsubscribe, visit link above, or email > [email protected] with subject "unsubscribe". _______________________________________________ ffmpeg-user mailing list [email protected] https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe". _______________________________________________ ffmpeg-user mailing list [email protected] https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
