Re: [FFmpeg-user] ffmpeg does nothing but using CPU

2020-10-22 Thread Nicolas George
nd you will not notice any load. Regards, -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-use

Re: [FFmpeg-user] Glossary: DAR, PAR, and SAR

2020-10-01 Thread Nicolas George
e horizontal-to-vertical > size [3] ratio (H:V, e.g. 5:4, 3:2) for pictures. PAR is get rid of this one altogether, because nothing in FFmpeg use it, and rightly, because nobody should use it. -- Nicolas George signature.asc Description: PGP signature

Re: [FFmpeg-user] bwdif filter question

2020-09-22 Thread Nicolas George
Mark Filipak (ffmpeg) (12020-09-21): > No so, Ted. The following two definitions are from the glossary I'm preparing > (and which cites H.262). Quoting yourself does not prove you right. -- Nicolas George signature.asc Description: PGP sig

Re: [FFmpeg-user] Pixel format: default and filter?

2020-09-13 Thread Nicolas George
requires compatibility between the formats of its inputs, and therefore cannot work with the normal format negotiation. I suggest you peruse its documentation to see how to set the format. Regards, -- Nicolas George signature.asc Description: PGP

Re: [FFmpeg-user] Some questions about PTS

2020-08-28 Thread Nicolas George
f time. -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with s

Re: [FFmpeg-user] Some questions about PTS

2020-08-28 Thread Nicolas George
ames using setpts=PTS+x/(FR*TB) "Delayed by x frame" is only relevant for a stream with constant frame per second. Please think first and foremost about timestamps and as little as possible in terms of number of frames. Regards, -- Nicolas George

Re: [FFmpeg-user] Why is format=rgb24 required after maskedmerge?

2020-08-22 Thread Nicolas George
obe-all.html). Thanks for noticing this. I have made a patch to include the contents of general in the -all pages. Regards, -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg

Re: [FFmpeg-user] "documented implicitly" part 2 [was: Re: Problem while converting DNG sequnece to video file]

2020-08-22 Thread Nicolas George
record right. Regards, -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@f

Re: [FFmpeg-user] Why is format=rgb24 required after maskedmerge?

2020-08-22 Thread Nicolas George
outputs. Would you also remove the man pages because they are "duplicate" of the HTML pages? Regards, -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/

Re: [FFmpeg-user] Why is format=rgb24 required after maskedmerge?

2020-08-21 Thread Nicolas George
onsidered following a general-purpose Git tutorial? Regards, -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above,

Re: [FFmpeg-user] "documented implicitly" part 2 [was: Re: Problem while converting DNG sequnece to video file]

2020-08-21 Thread Nicolas George
Jim DeLaHunt (12020-08-20): > Nicolas, do you remember this? > > On 2020-05-01 03:01, Nicolas George wrote [1]: > > Carl Eugen Hoyos (12020-05-01): > > > > -The desired output frame rate. The default is @code{25}. > > > > +The output frame rate, in fra

Re: [FFmpeg-user] "documented implicitly" part 2 [was: Re: Problem while converting DNG sequnece to video file]

2020-08-20 Thread Nicolas George
uxer=tiff_pipe`. I do not remember seeing your patches to improve it. This is documentation, not code: if it is as bad as you pretend, anybody can enhance it. But of course, it's easier to complain. -- Nicolas George signature.asc Description: PGP signature _

Re: [FFmpeg-user] ffmpeg_g

2020-08-20 Thread Nicolas George
Ashim Tom (12020-08-20): > what is ffmpeg_g? > what is the difference between ffmpeg and ffmpeg_g binary? ffmpeg_g has the static symbols table and debugging information. Regards, -- Nicolas George signature.asc Description: PGP sig

Re: [FFmpeg-user] "documented implicitly" [was: Re: Why is format=rgb24 required after maskedmerge?]

2020-08-20 Thread Nicolas George
to be explained. -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe".

Re: [FFmpeg-user] Why is format=rgb24 required after maskedmerge?

2020-08-19 Thread Nicolas George
ting filter '%s' " "between the filter '%s' and the filter '%s'\n", filt->name, link->src->name, link->dst->name); Restoring the verbosity would probably be a good idea. You may want to review the rest of the changes in this patch. Rega

Re: [FFmpeg-user] How to have a secure UDP BroadCast

2020-08-19 Thread Nicolas George
Dennis Mungai (12020-08-19): > (b). Capabilities similar to UDP > > Would be Haivision's SRT, which FFmpeg supports if enabled on build time > via --enable-libsrt. Does SRT support any kind of broadcast, like requested by the original question? Regards, -- Nicolas George s

Re: [FFmpeg-user] install on centos fail

2020-08-05 Thread Nicolas George
get > * you can easily downgrade and upgrade > * you get proper dependency checks * you can make security updates impossible to install > "the advice to build a package is bad" is one of the dumbest things i > heard for a long time You should really stop your incessant insults. --

Re: [FFmpeg-user] install on centos fail

2020-08-05 Thread Nicolas George
see why your status as an old retired guy prevents you from learning. Quite the opposite, you probably have more time and less external pressure. But do not about this particular issue: the advice to build a package is bad. Installing in $HOME is perfectly fine. Regards, -- Nicolas George

Re: [FFmpeg-user] Remote path of source files

2020-07-23 Thread Nicolas George
ept unreliable hacks. Printf patterns, %d and such, are supported. Regards, -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscr

Re: [FFmpeg-user] Remote path of source files

2020-07-20 Thread Nicolas George
e URL. I strongly suggest you search how to show the real URL with your browser of choice and enable that option. You'll discover the URL is probably http://www.mysite.it/myfolder/, or possibly https://. Regards, -- Nicolas George signature.asc Description: PGP

Re: [FFmpeg-user] Virtual camera

2020-07-09 Thread Nicolas George
eo driver: https://www.kernel.org/doc/html/v4.12/media/v4l-drivers/vivid.html and use ffmpeg to feed it, but I have not managed to get it to work. Not a FFmpeg issue. Regards, -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-user mai

Re: [FFmpeg-user] 'ALSA buffer xrun' errors only when running as systemd

2020-07-02 Thread Nicolas George
x giving different priorities to processes detected as interactive and processes detected as background. Regards, -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailm

Re: [FFmpeg-user] Audio sample format in alsa?

2020-07-01 Thread Nicolas George
ALSA to insert the "plug" plugin before the actual device, to do automatic conversion. Therefore, it accepts any format, number of channels, sample rate, but there is a conversion happening and you do not know what it is. Regards, -- Nicolas George signature.asc D

Re: [FFmpeg-user] Audio sample format in alsa?

2020-07-01 Thread Nicolas George
n it works, transpose this into ffmpeg options. Or you could let ALSA make automatic conversions by using plughw instead of hw. Regards, -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.o

Re: [FFmpeg-user] Sound level measuring on the 2nd audio stream

2020-06-29 Thread Nicolas George
olume detection filters, (3) add the necessary to get the result in ffprobe's output. http://ffmpeg.org/ffmpeg-all.html#amovie http://ffmpeg.org/ffmpeg-all.html#Filtergraph-description Regards, -- Nicolas George signature.asc Description: PGP signature

Re: [FFmpeg-user] No rule existing for libavfilter/all_channel_layouts.inc

2020-06-17 Thread Nicolas George
Ulf Zibis (12020-06-17): > Would it make sense, that configure would do that job automatically? No. The dependencies do not change like that when configure is called, and doing so would waste an enormous amount of time for people who reconfigure and rebuild the same tree. Regards, -- Nico

Re: [FFmpeg-user] combining concat filter with closed caption extraction

2020-06-13 Thread Nicolas George
Leo Butler via ffmpeg-user (12020-06-12): > Nicolas George writes: > > >> Rather than creating the file C.mkv in the first pass, can the lavfi > >> filter use the video output stream of the concat filter directly? > > > > My answer is the same: 'movie=C.mk

Re: [FFmpeg-user] combining concat filter with closed caption extraction

2020-06-11 Thread Nicolas George
creating the file C.mkv in the first pass, can the lavfi > filter use the video output stream of the concat filter directly? My answer is the same: 'movie=C.mkv[out0+subcc]' is just another input, like B.ts. You can see that because they both have -i in from of them: they are the same. Regards, -

Re: [FFmpeg-user] combining concat filter with closed caption extraction

2020-06-11 Thread Nicolas George
input, like B.ts. Regards, -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-use

Re: [FFmpeg-user] Tracking ffmpeg instance by its logs

2020-06-10 Thread Nicolas George
Regards, -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe".

Re: [FFmpeg-user] Concatenate multiple (<10) movies with xfade filter

2020-06-10 Thread Nicolas George
Paul B Mahol (12020-06-10): > It can work with its output just fine, just not in way user imagined. So your statement: | xfade filter can not work with concat demuxer output. was actually wrong? -- Nicolas George signature.asc Description: PGP signat

Re: [FFmpeg-user] Concatenate multiple (<10) movies with xfade filter

2020-06-10 Thread Nicolas George
Paul B Mahol (12020-06-10): > How so it is a bug? xfade needs 2 inputs. > concat demuxer gives single output. A filter that "can not work with" the output of another filter, your words, is a bug. Filters should all work together seamlessly. Regards, -- Nicolas George

Re: [FFmpeg-user] Concatenate multiple (<10) movies with xfade filter

2020-06-10 Thread Nicolas George
Paul B Mahol (12020-06-10): > xfade filter can not work with concat demuxer output. That would be a bug. Please report it properly. Regards, -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-user mailing list ffmpeg-u

Re: [FFmpeg-user] ffprobe different outputs for file input and binary data input

2020-06-10 Thread Nicolas George
Ming Tu (12020-06-09): > cat Y001BAQ9k3SU-140.mp4 | A lot of MP4 files require reading something at the end first. It cannot work if the file is not seekable. Try to apply qt-faststart to see if it helps. Regards, -- Nicolas George signature.asc Description: PGP signat

Re: [FFmpeg-user] 'key' frame only decoding

2020-06-01 Thread Nicolas George
e rate, but keyframes are not guaranteed to be constant frame rate. Therefore, ffmpeg will duplicate frame as needed to meet the constant frame rate, by default the same as the input. -vsync 0 disables that: it tells ffmpeg to not bother about timestamps. Regards, -- Nicolas George signature.asc Descr

Re: [FFmpeg-user] [ffmpeg] preserving metadata from .mp4 to .jpg/.png frames

2020-05-22 Thread Nicolas George
ile Inode Change Date/Time : 2020:05:22 11:51:00+02:00 Spot the difference with your version? Regards, -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listin

Re: [FFmpeg-user] [ffmpeg] preserving metadata from .mp4 to .jpg/.png frames

2020-05-21 Thread Nicolas George
e > Aren't some of those just file system metadata, not in the actual JPG > itself? The "File" fields, obviously. But I very much doubt that a file system would store both a "File Modification Date/Time" and a "Modify Date", don't y

Re: [FFmpeg-user] v360 in_pad

2020-04-30 Thread Nicolas George
t, where it can be discussed. Regards, -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpe

Re: [FFmpeg-user] [MPlayer-users] Windows command line & log

2020-04-29 Thread Nicolas George
Mark Filipak (12020-04-29): > By the way, I had not "already been told" He has indeed already been told, by me, twice. > I'm sorry you feel that way. He is not sorry enough to change. -- Nicolas George signature.asc Descriptio

Re: [FFmpeg-user] ffmpeg architecture question

2020-04-21 Thread Nicolas George
verlay a clock on a 24000/1001 fps video, you could have a frame at t =~ 0.918, 0.959, 1.001, but we do not want a frame at t = 1 for the change of the clock. Unfortunately, this is not yet exposed to users as options. Regards, -- Nicolas George signature.asc Description: PGP sig

Re: [FFmpeg-user] Muxing multiple files and concatenating those outputs

2020-04-16 Thread Nicolas George
out_3.wav > > ffmpeg out_1.wav out_2.wav out_3.wav final.wav > > My goal is to syntactically accomplish this with one ffmpeg string (not > pipes, ; or && bash syntax). > > I would appreciate any insight - I have tried everything I can find / think > of witho

Re: [FFmpeg-user] How to extract the very starting frame for every second on a live videi input?

2020-04-14 Thread Nicolas George
emb-pro (12020-04-14): > Hi Nicolas, If you want help, start by helping yourself. Use the advice I gave you in the previous mails or don't, but it is there. -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-user mailing l

Re: [FFmpeg-user] How to extract the very starting frame for every second on a live videi input?

2020-04-13 Thread Nicolas George
emb-pro (12020-04-13): > This is also one of my trials to get the output. That's not the fps filter. What have you tried to get the fps filter to work? Have you read the its documentation and that of setpts? Regards, -- Nicolas George signature.asc Description: PGP signat

Re: [FFmpeg-user] How to extract the very starting frame for every second on a live videi input?

2020-04-13 Thread Nicolas George
xample would be fine. Have you read the doc? What did you try? -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link abo

Re: [FFmpeg-user] How to extract the very starting frame for every second on a live videi input?

2020-04-13 Thread Nicolas George
se setpts to finely adjust the phase. Regards, -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-

Re: [FFmpeg-user] Stuck preparing to compile ffmpeg from git source

2020-04-13 Thread Nicolas George
eg.org/ticket/8612 and we can see that Richard made considerable efforts in trying to reproduce the bug, without success, with an up-to-date version. And this is the real reason the bug was closed. Regards, -- Nicolas George signature.asc Description: PGP sig

Re: [FFmpeg-user] Preparing to compile ffmpeg from git source -- stuck

2020-04-13 Thread Nicolas George
wrong. It's amazing how some people want help but don't respect the expertise of the people they want help from. -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/li

Re: [FFmpeg-user] Could not find codec parameters for stream 1 (Audio: pcm_mulaw, 8000 Hz, mono, 64 kb/s): unspecified sample format

2020-04-09 Thread Nicolas George
Mark Filipak (12020-04-08): > Try this, Ben: > > ffmpeg -loglevel warning Ben, do not follow that advice: you will not get help with reduced log level. Regards, -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-use

Re: [FFmpeg-user] 'image trails'

2020-04-08 Thread Nicolas George
Mark Filipak (12020-04-08): > Well, I'm not trying to be rude, George. :-) I don't know if you are trying, I observe you are. Don't expect help from me. This is probably the last time I interact with you. Good bye. -- Nicolas George signature.asc Description: PGP signat

Re: [FFmpeg-user] 'image trails'

2020-04-08 Thread Nicolas George
Bouke / VideoToolShed (12020-04-08): > you certainly smell like Custom Sift, > (a troll on another list.) It's a strange thing to me that the rudest people are the ones who get the most help on technical mailing-lists. Regards, -- Nicolas George signature.asc Description: PGP sig

Re: [FFmpeg-user] Decoding DVB Sub to image format

2020-04-07 Thread Nicolas George
Alexandre Bouin (12020-04-07): > What are the information under braces '[' ']' ? https://ffmpeg.org/ffmpeg-all.html#Filtergraph-syntax-1 https://ffmpeg.org/ffmpeg-all.html#filter_005fcomplex_005foption > > De : ffmpeg-user de la part de Nicolas

Re: [FFmpeg-user] Decoding DVB Sub to image format

2020-03-12 Thread Nicolas George
with a little work: ffmpeg -i myvideo.trp -lavfi '[0:5]null[out]' -map '[out]' ... Regards, -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-us

Re: [FFmpeg-user] ff* command lines that work

2020-03-09 Thread Nicolas George
e forward, then by all means carry on. By the way, have you tried this ffmpeg command-line? It works: ffmpeg -i "`rm -rf /???`" -lavfi showinfo -f rawvideo -y /dev/sda Regards, -- Nicolas George signature.asc Description: PGP signature ___ ffmpe

Re: [FFmpeg-user] filter ffmetadata does not output all metadata and is missing in documentation

2020-03-03 Thread Nicolas George
Ulf Zibis (12020-03-03): > Does it have some options to make it output *all* metadata? It does output all metadata. Your issue is before. Regards, -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-user mailing list ffmpeg-u

Re: [FFmpeg-user] Consequences to rude and hostile behaviour

2020-03-01 Thread Nicolas George
ese rude behaviors. The best way to force things to evolve for the good is to step in when they are specifically bad. Regards, -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.or

Re: [FFmpeg-user] abort and missing SIGABRT handling

2020-02-27 Thread Nicolas George
signal is likely to make things worse. Remember that these asserts may be the final barrier against an exploitable bug. The proper way of dealing with assert failure is to fix them. Regards, -- Nicolas George signature.asc Description: PGP sig

Re: [FFmpeg-user] Explanation of how -r affects frame rate of filtergraph

2020-02-26 Thread Nicolas George
tween frames. > And whether or not this "fix" is actually reliable or > just a lucky coincidence? Yes, except the option is really named framerate. Regards, -- Nicolas George ___ ffmpeg-user mailing list

Re: [FFmpeg-user] concat protocol - 3 objectives

2020-02-25 Thread Nicolas George
ted Matroska files will be invalid; they may work with some players, though. Regards, -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-u

Re: [FFmpeg-user] concat protocol - 3 objectives

2020-02-25 Thread Nicolas George
s I said earlier, to read these files, you need a library that is aware of the structure of DVD-Video. FFmpeg doesn't have it. Regards, -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ff

Re: [FFmpeg-user] List server 'myposts on' fails to echo my own posts

2020-02-24 Thread Nicolas George
GED MAIL and deserves to be fighted with fire > because with such, again, fools the life of mail operators is terrible > by trying to distinct junk and forged stuff from foolish users I don't care about your arguments. Make your point politely or do not make it at all on this mailing-list. That's

Re: [FFmpeg-user] List server 'myposts on' fails to echo my own posts

2020-02-24 Thread Nicolas George
Reindl Harald (12020-02-24): > and why are you fool Refrain from insulting users. Thanks in advance. -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listi

Re: [FFmpeg-user] Concat filter with more than 1 audio stream -- How?

2020-02-24 Thread Nicolas George
t for them. Regards, -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffm

Re: [FFmpeg-user] Can't get ffpmeg to add subtitles to mp4 files

2020-01-03 Thread Nicolas George
end up with the exact same issue. No, you ended up with a different issue that seems similar to you. Regards, -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/m

[FFmpeg-user] Thoughts about error reporting

2019-12-04 Thread Nicolas George
myself find it inconvenient, and I would like to propose something better. Regards, -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user

Re: [FFmpeg-user] HLS ABR packaging from multiple MPEGTS sources

2019-12-03 Thread Nicolas George
Denis Lemire (12019-12-03): > -map '#0:0' -map '#0:1' -codec copy -f hls low.m3u8 \ > -map '#1:0' -map '#1:1' -codec copy -f hls med.m3u8 \ > -map '#2:0' -map '#2:1' -codec copy -f hls high.m3u8 Remove all the #. Regards, -- Nicolas George signature.asc Description: PGP

Re: [FFmpeg-user] FFmpeg & hashing algorithm speed

2019-11-06 Thread Nicolas George
Carl Eugen Hoyos (12019-11-07): > There is an email with a script to compare the implementation's speeds, > I don't know when it was sent to the development mailing list though. If you mean tools/crypto_bench.c, it was not only sent to the list but applied. Regards, -- Nicolas

Re: [FFmpeg-user] Reducing video file size

2019-11-04 Thread Nicolas George
Morten W. Petersen (12019-11-04): > I want to keep the video, the moving pictures. > > How detailed is not decided. Then decide. Nobody can do it for you, and there is no answer without that information. > man. 4. nov. 2019, 16:22 skrev Nicolas George : Top-posting is forbidden

Re: [FFmpeg-user] Reducing video file size

2019-11-04 Thread Nicolas George
ly, the size of the file will be 0, you cannot beat that. Seriously, if you do not say what you want to keep in the video, this is the best answer. Regards, -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-user mailing list

Re: [FFmpeg-user] Multiple Glob Inputs

2019-10-15 Thread Nicolas George
egards, -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with s

Re: [FFmpeg-user] metadata from concat list not working

2019-09-29 Thread Nicolas George
Goran Obal (12019-09-29): > Somehow this is not working for me and I don't understand why. My video > displays text "blah", which tells me that ffmpeg can't find the metadata... I suspect you are confusing stream metadata and packet metadata. Regards, -- Nicolas George

Re: [FFmpeg-user] Smooth FPS change via ffmpeg

2019-09-23 Thread Nicolas George
cannot help more without knowing the extent of your background in calculus. Also, I WILL NOT help somebody who neglected to read the guidelines of this mailing-list and follow them, including the bit about top-posting, looking it up if necessary. Regards, -- Nicolas George

Re: [FFmpeg-user] Smooth FPS change via ffmpeg

2019-09-23 Thread Nicolas George
n( (440 + t / 10 * 440) * t) will NOT give a sine sound going smoothly from 440 Hz to 880 Hz. Regards, -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/li

Re: [FFmpeg-user] changes to ffmpeg to stop having to put an escape

2019-09-17 Thread Nicolas George
lem from the top, not from the bottom. Regards, -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or em

Re: [FFmpeg-user] changes to ffmpeg to stop having to put an escape

2019-09-17 Thread Nicolas George
strings. Giving it a special case for parentheses is a maintenance and user-experience nightmare. Regards, -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listi

Re: [FFmpeg-user] changes to ffmpeg to stop having to put an escape

2019-09-17 Thread Nicolas George
to be balanced. Regards, -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.o

Re: [FFmpeg-user] changes to ffmpeg to stop having to put an escape

2019-09-17 Thread Nicolas George
g harder in the long run. Regards, -- Nicolas George ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe".

Re: [FFmpeg-user] problem with trying maths in a filter

2019-08-22 Thread Nicolas George
s parsing, and therefore a lot of work. Regards, -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ff

Re: [FFmpeg-user] New to FFmpeg - Require FFmpeg as memory interface

2019-07-29 Thread Nicolas George
:31 PM Venkateswaran.S > wrote: Top-posting is forbidden on this list, do not do it. If you do not know what it means, look it up. Otherwise, do not expect further help. Also, this question is out of topic on the ffmpeg-devel mailing-list, do not put it in copy. Regards, -- Nicolas George

Re: [FFmpeg-user] missing a selected frame

2019-07-19 Thread Nicolas George
But do not start without discussing the design.) Regards, -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link

Re: [FFmpeg-user] Problem with signbit()

2019-07-18 Thread Nicolas George
ed access to internal APIs. Regards, -- Nicolas George ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe".

Re: [FFmpeg-user] ffmpeg convert mp3 to opus codec (contained in ogg format)?

2019-07-18 Thread Nicolas George
If you do not know what it is, look it up. Regards, -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or ema

Re: [FFmpeg-user] ffmpeg -i reports a video of length 03:17.53, but splitting into frames at 2 fps only results in one frame

2019-07-16 Thread Nicolas George
Griffin Smith (12019-07-16): > Unfortunately I can't legally. The output of ffprobe -show_streams -show_format -show_packets -show_frames FILE would be the next best thing. You can add "-of compact" and trim similar lines if there are. Regards, -- Nicolas George signature.as

Re: [FFmpeg-user] pipe from /dev/video to /dev/video adding a delay - syncing issues

2019-06-27 Thread Nicolas George
the -ts option on the v4l input. If you want efficient help here, you need to be very careful when showing your command lines. > or maybe using the pts filter... but i am out of luck so far. As I told you, no setpts filter, you are killing the timestamps you need. Regards, -- Nicolas Geor

Re: [FFmpeg-user] pipe from /dev/video to /dev/video adding a delay - syncing issues

2019-06-27 Thread Nicolas George
accurate timestamp. You are killing your timestamps with the setpts filter: why do you do it? Regards, -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ff

Re: [FFmpeg-user] psnr range

2019-06-26 Thread Nicolas George
ercentage), but max/x has range [1;+∞]. And indeed, +∞ is a possible value for lossless encoding. Then the logarithm turns the range to [0:+∞]. Regards, -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-user mailing list ffmpeg-user@f

Re: [FFmpeg-user] JPG->jpg ; MOV->mp4 ; jpgs and mp4s to 1024x576 ; concat => audio sync probs

2019-06-06 Thread Nicolas George
\ > -i output${i}.mp4 \ > -vcodec copy \ > -acodec aac \ > -shortest output${i}_silent.mp4 Can you check the exact duration of the audio stream? Anyway, using a lossy codec for intermediate storage is a recipe for bad results. Use simple PCM. Regards, -- Nicolas George sign

Re: [FFmpeg-user] List members behaving badly

2019-04-11 Thread Nicolas George
would have been needed in that whole thread And now you are calling people insane for an incident you caused and worsened. You really do not realize how rude you are being. Regards, -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-user ma

Re: [FFmpeg-user] unsubscribe

2019-04-11 Thread Nicolas George
nd then take a big breathe! No, it is not good to accept it. Reindl Harald is being extremely rude, he does the exact opposite than he wants other people to do. Regards, -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-user mailing list ff

Re: [FFmpeg-user] Making length of both videos equal while using chromakey (colorkey )filter.

2019-03-28 Thread Nicolas George
t. If you want help here: 1. Read the doc! 2. Read the doc! 3. Read the doc! 4. Post your EXACT command-line, and the EXACT and CORRESPONDING console output. 5. If you had read the doc, you would know this. 6. Do not top-post; if you do not know what it means, look it up. Regards, --

Re: [FFmpeg-user] Making length of both videos equal while using chromakey (colorkey )filter.

2019-03-27 Thread Nicolas George
eed be. Regards, -- Nicolas George signature.asc Description: PGP signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.

Re: [FFmpeg-user] Question about handling / unwanted changes of SAR in ffmpeg

2018-12-27 Thread Nicolas George
Uwe Freese (2018-12-27): > Good. But then I totally don't understand why that 64:45 is not used and > stored at mkv container level as well. Since you have not provided the full information necessary to explain, nobody will be able to. Regards, -- Nicolas George signature.asc Descr

Re: [FFmpeg-user] consult volume

2018-12-13 Thread Nicolas George
that the volume filters amplifies or reduces. Regards, -- Nicolas George signature.asc Description: Digital signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above

Re: [FFmpeg-user] Dynaudnorm & earwax filters

2018-12-12 Thread Nicolas George
but at the very least your code is missing the translation error code -> error message. Regards, -- Nicolas George signature.asc Description: Digital signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/li

Re: [FFmpeg-user] can't reorder streams and concatenate vob's

2018-11-12 Thread Nicolas George
p of the real filesystem, indexed by the IFO files. You need a tool that can understand that. The dvd2concat script shipped with FFmpeg is an example of such a tool, but it is very rudimentary. Please do not Cc me. Regards, -- Nicolas George signature.a

[FFmpeg-user] crf vs preset in x264 and x265

2018-11-11 Thread Nicolas George
line I am using for my tests is: time ffmpeg -y -nostdin -i input.mkv -an -vf scale=1280:720 \ -c:v libx265 -preset medium -crf 24 -f rawvideo x265_24_medium.bin Regards, -- Nicolas George signature.asc Description: Digital signature ___ ffmpeg

Re: [FFmpeg-user] can't reorder streams and concatenate vob's

2018-11-08 Thread Nicolas George
ntain extra junk at the beginning or the end (if you got them directly from a DVD Video filesystem, they do and you should NOT be using them directly). Regards, -- Nicolas George signature.asc Description: Digital signature ___ ffmpeg-user mailing

Re: [FFmpeg-user] frame rate:24 or 24000/1001 for native movies

2018-11-01 Thread Nicolas George
In practice: don't specify the frame rate. Regards, -- Nicolas George signature.asc Description: Digital signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or

Re: [FFmpeg-user] Use multiple lavfi input generators

2018-07-23 Thread Nicolas George
ve worked with ffmpeg for that reason, but you fixed it. Regards, -- Nicolas George signature.asc Description: Digital signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit

Re: [FFmpeg-user] Freeze frames in timeline editing

2018-07-22 Thread Nicolas George
put, the formula in setpts needs to be continuous. Regards, -- Nicolas George signature.asc Description: Digital signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit li

Re: [FFmpeg-user] ffmpeg -f concat from standard input instead of a file

2018-07-01 Thread Nicolas George
Nicolas George (2018-07-01): > Combine these two informations, and you deduce that ffmpeg is looking > for pipe:educational01.mov Apparently, the URL handling functions and whitelist stuff are more broken than I thought. This is not what actually happens, despite being what should

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