[FFmpeg-user] Scrambled video output

2019-03-16 Thread Nam Giang
Hi there, Anyone knows what might be the problem with this video output? https://imgur.com/a/rbXmLLf I'm trying to stream to Facebook from a pre-recorded file and this is what came out on Facebook stream. Thanks ___ ffmpeg-user mailing list

Re: [FFmpeg-user] does ffmpeg support changing resolution transcoding

2019-03-16 Thread Carl Eugen Hoyos
Am Fr., 15. März 2019 um 07:10 Uhr schrieb qw : > Does ffmpeg support changing resolution transcoding? FFmpeg does support changing input resolution when transcoding. The libraries may support changing output resolution (not completely sure). ffmpeg (the application) does not support changing

Re: [FFmpeg-user] In case of future deprecation, a backup of audio routing script shared for public servicing.

2019-03-16 Thread Sound Yuan
Hi again, For anyone interested, I used ffplay to minimize the wait-start time and maybe the resource cost after the post. However tonight it won't work anymore on my Win10: It just insists converting my 5.1 ffplay sound pipe into stereo, so I changed back to second-best VLC player option and it

Re: [FFmpeg-user] FFmpeg muxing over HTTP

2019-03-16 Thread Carl Eugen Hoyos
Am Fr., 15. März 2019 um 12:20 Uhr schrieb Moritz Barsnick : > So I guess *sending* RTSP over HTTP is not implemented. That's definitely correct. Greetings from Karl-Marx-Stadt, Carl Eugen ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org

[FFmpeg-user] HDR video transcode with cuvid, swcale_npp, tonemap_opencl and nvenc

2019-03-16 Thread Sergei Matsukov
I am trying to quickly convert 10 bit HDR video to 8 bit SDR video. In software mode I'm using command: ffmpeg -i sony_pictures_4k_ultra_hd_movies_1-DWEU.mkv -map 0:0 -vf

Re: [FFmpeg-user] Option to suppress Overwrite existing file ?

2019-03-16 Thread Ulf Zibis
Am 16.03.19 um 12:36 schrieb Martin Vignali: > "-y" > see : https://www.ffmpeg.org/ffmpeg.html#Main-options Oh yes, thanks. I've overseen it in the forest of options. -Ulf ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org

Re: [FFmpeg-user] Option to suppress Overwrite existing file ?

2019-03-16 Thread Martin Vignali
> > is there an option to suppress prompting for Overwrite existing file ? > > Hello "-y" see : https://www.ffmpeg.org/ffmpeg.html#Main-options Martin ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user

[FFmpeg-user] Option to suppress Overwrite existing file ?

2019-03-16 Thread Ulf Zibis
Hi, is there an option to suppress prompting for Overwrite existing file ? -Ulf -- Von meinem Seibert gesendet ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or

Re: [FFmpeg-user] Difference between mpeg4 and msmpeg4v2 encoders?

2019-03-16 Thread Carl Eugen Hoyos
Am Fr., 15. März 2019 um 16:53 Uhr schrieb Moritz Barsnick : > > On Fri, Mar 15, 2019 at 10:37:20 -0400, FFmpeg user discussions wrote: > > My understanding is that msmpeg4v2 is a Microsoft variant on mpeg4. > > That's what I also understand. > > > What did they do to it? > > I'm too lazy to check