[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
do not contain 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-us

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

2018-11-08 Thread Nicolas George
sean darcy (2018-11-08): > I'm trying to reorder streams in a VOB. Not possible: the streams in a VOB are not ordered. This is not a limitation of FFmpeg, this is a property of the format. Regards, -- Nicolas George signature.asc Description: Digital s

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

2018-11-01 Thread Nicolas George
iginally. 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

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

2018-07-23 Thread Nicolas George
ot have 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 unsubscri

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

2018-07-22 Thread Nicolas George
To avoid jerky output, 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 u

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

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

2018-07-01 Thread Nicolas George
uxer, "-base ." to override the base directory deduced from the path to the script. It would be rather easy to implement. Regards, -- Nicolas George signature.asc Description: Digital signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpe

Re: [FFmpeg-user] Fatal error when compiling: ld terminated with signal 11

2018-05-17 Thread Nicolas George
ss killer. The OOM killer uses signal 9, not 11. 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

Re: [FFmpeg-user] Http Listen Connection Drop

2018-05-14 Thread Nicolas George
er similar to the tee muxer capable of streaming to several clients at once. But nobody wrote it yet. Regards, -- Nicolas George ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit

Re: [FFmpeg-user] dvd2concat.pl fails with lsdvd's "Couldn't read enough bytes for title." message

2018-05-12 Thread Nicolas George
eat me to 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 link above, or email ffmpeg-user-requ...@ffm

Re: [FFmpeg-user] dvd2concat.pl fails with lsdvd's "Couldn't read enough bytes for title." message

2018-05-11 Thread Nicolas George
are seeing are harmless diagnosis. You neglected to say what problem you are experiencing. It seems dvd2concat is doing its job. Regards, -- Nicolas George signature.asc Description: Digital signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org htt

Re: [FFmpeg-user] Http Listen Connection Drop

2018-05-11 Thread Nicolas George
ve this problem ? The first step would be to peruse the diagnostics printed or otherwise available (especially the return code of the process) to know the exact cause of the crash. If you have trouble understanding them by yourself, do not hesitate to post them fully here. Regards, --

Re: [FFmpeg-user] Unknown option "--disable-ffserver"

2018-04-22 Thread Nicolas George
Reindl Harald (2018-04-22): > i just tried to find an explaination for your defensive "PEBCAK" repsonse I am sure you have not considered the most obvious reason, which is that the problem actually is there. Now, please be polite and stop trolling. -- Nicolas George

Re: [FFmpeg-user] AAC encoding seems to shorten the file slightly

2018-04-20 Thread Nicolas George
Will Munn (2018-04-20): > ffprobe -i Bip\ late\ bip.wav-afconvert.m4a -hide_banner -show_format > ffprobe -i Bip\ late\ bip.wav.ffmpeg.m4a -hide_banner -show_format You should probably also look at the duration of the source file. Regards, -- Nicolas George signature.asc Descr

Re: [FFmpeg-user] How to extract DVD subtitle from this VOB file?

2018-03-15 Thread Nicolas George
Matt Zagrabelny (2018-03-15): > Is there any significant difference between dvd2concat and mplayer > -dumpstream dvd://TITLE With the result of mplayer -dumpstream, you will need to adjust the probe size and duration to catch the subtitles. Regards, -- Nicolas George signatu

Re: [FFmpeg-user] How to extract DVD subtitle from this VOB file?

2018-03-15 Thread Nicolas George
Moritz Barsnick (2018-03-15): > $ ffmpeg -i Downloads/TV/VTS_03_1.VOB -c copy -f null - Please stop giving that bad advice. Never access VOB files in DVD video structure directly. Use tools/dvd2concat, it takes care of subtitles too. Regards, -- Nicolas George signature.asc Descript

Re: [FFmpeg-user] How to extract DVD subtitle from this VOB file?

2018-03-08 Thread Nicolas George
hat matters. Or MPlayer to dump them into a file. > I need to those dvd_subtitle(s). How to extract them? FFmpeg can read them, but it cannot put them into anything useful at this time. MEncoder can extract them. Regards, -- Nicolas George signature.asc Description: Digital sig

Re: [FFmpeg-user] Rip DVD with ffmpeg

2018-02-22 Thread Nicolas George
B files and controls the timestamp resets. It does not handle chapters, but that could be added with a little effort. > Am 2018-02-21 um 17:27 schrieb Steve Boyer: Please remember that top-posting is forbidden on this list. If you do not know what it means, look it up. Regards, -- Nico

Re: [FFmpeg-user] Strange results with -preset

2018-01-29 Thread Nicolas George
Carl Eugen Hoyos (2018-01-29): > And therefore, no specific output file size can be expected > afaiu. Indeed, but you can expect the same quality, and therefore a decreasing size-vs-time mapping. Regards, -- Nicolas George signature.asc Description: Digital sig

Re: [FFmpeg-user] Strange results with -preset

2018-01-28 Thread Nicolas George
Carl Eugen Hoyos (2018-01-28): > Since you did not specify a > bitrate But CRF was specified. Regards, -- Nicolas George signature.asc Description: Digital signature ___ ffmpeg-user mailing list ffmpe

Re: [FFmpeg-user] How do I get the presets I can use

2018-01-28 Thread Nicolas George
Cecil Westerhof (2018-01-28): > I want to play a bit with -preset, but how do I get the correct list > with parameters? Just give an invalid preset and read the error message. Regards, -- Nicolas George signature.asc Description: Digital sig

Re: [FFmpeg-user] concat one video file and multiple audio files

2018-01-13 Thread Nicolas George
Moritz Barsnick (2018-01-13): > It was very bad wording from my side, sorry. I meant that ffmpeg needs > to handle the audio and the video in separate chains Still wrong. Read the documentation please before spreading more mistakes. Regards, -- Nicolas George signature.asc Descr

Re: [FFmpeg-user] concat one video file and multiple audio files

2018-01-12 Thread Nicolas George
Moritz Barsnick (2018-01-11): > You should be concat'ing the audio separately from the video, and then > mapping video and "[outa]" separately. Very bad advice that would lead to A-V desync. Please read the documentation. Regards, -- Nicolas George signature.asc

Re: [FFmpeg-user] stopping ffmpeg correctly while piping

2018-01-11 Thread Nicolas George
Moritz Barsnick (2018-01-11): > So apparently, ffmpeg is getting some different signal under Linux, > and/or handling it differently. SIGPIPE, obviously. Regards, -- Nicolas George signature.asc Description: Digital signature ___ ffmpe

Re: [FFmpeg-user] Understanding the behavior of "-ss/-t" option

2017-09-08 Thread Nicolas George
f copyts is *absent*. No, it does not work that way without copyts: without copyts, the timestamps always start at 0. Regards, -- Nicolas George signature.asc Description: Digital signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http:/

Re: [FFmpeg-user] Understanding the behavior of "-ss/-t" option

2017-09-08 Thread Nicolas George
to seek to timestamp 120. And with -copyts, you get that timestamp. Therefore, the problem is that [120;130[ \cup [60;70[ = \emptyset, not [0;10[ as I said before. I could ascertain that by using the showinfo filter: it prints: [Parsed_showinfo_0 @ 0x55c72f26e880] n: 0 pts:2304000 pts_time:120 R

Re: [FFmpeg-user] Understanding the behavior of "-ss/-t" option

2017-09-08 Thread Nicolas George
econds 0-10 of the resulting stream" > "select=between(t\,60.000\,70.000)" "only keep frames between seconds 60 and 70" Since [0;10[ \cup [60;70[ = \emptyset, the result you observe is expected. Regards, -- Nicolas George si

Re: [FFmpeg-user] Feeding encoder output to filter_complex

2017-08-01 Thread Nicolas George
Le quartidi 14 thermidor, an CCXXV, Nitish S Prabhu a écrit : > I wanted to know if we can feed the output of an encode operation to a > "filter_complex" with a command like: No, it is not possible. Regards, -- Nicolas George signature.asc Description: D

Re: [FFmpeg-user] 2 pass CBR or VBR not really fixing the bitrate?

2017-07-31 Thread Nicolas George
to apply this to your specific problem, only you can know the constraints. Regards, -- Nicolas George signature.asc Description: Digital signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user

Re: [FFmpeg-user] 2 pass CBR or VBR not really fixing the bitrate?

2017-07-31 Thread Nicolas George
? CBR is a > 100% constrained VBR (i.e. ideally no fluctuations in the bitrate from > its average), essentially. Except it does not mean anything practical. Regards, -- Nicolas George signature.asc Description: Digital signature ___ ffmpeg-u

Re: [FFmpeg-user] 2 pass CBR or VBR not really fixing the bitrate?

2017-07-31 Thread Nicolas George
ot for CBR. For CBR, you use all bits allowed, period. 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 l

Re: [FFmpeg-user] 2 pass CBR or VBR not really fixing the bitrate?

2017-07-31 Thread Nicolas George
ontrol is the average bitrate over the duration of the buffer. And two-pass encoding is not meant for that. Two-pass encoding is meant to optimize the bitrate globally, for when you want to fit a movie on exactly 2×700 mega-octets so you can burn it on a pair of CD-R. Regards, -- Nicol

Re: [FFmpeg-user] Libraries missing?

2017-07-30 Thread Nicolas George
Le duodi 12 thermidor, an CCXXV, Reto Kromer a écrit : > Many audio-visual archives > do actually use - and keep up to date - FFmpeg via Homebrew or > Linuxbrew You realize these counts as distributions, do you not? Regards, -- Nicol

Re: [FFmpeg-user] Libraries missing?

2017-07-30 Thread Nicolas George
elease branches are for distributions. 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] man ffmpeg absent

2017-07-18 Thread Nicolas George
they can for the satisfaction of it. Regards, -- Nicolas George ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe".

Re: [FFmpeg-user] Use concat demuxer with input format

2017-07-17 Thread Nicolas George
ase and not > "trim". Indeed. It is one of these filters that exist in both video and audio variant, with the 'a' prefix for the audio. > Thanks for the various options. No problem, glad it solved the issue. Regards, -- Nicolas George signature.asc Description: D

Re: [FFmpeg-user] Use concat demuxer with input format

2017-07-16 Thread Nicolas George
PCM is lossless, you can use the concat FILTER to join them, and the trim filter (possibly implicitly with -ss and -t) to extract a part. Regards, -- Nicolas George signature.asc Description: Digital signature ___ ffmpeg-user mailing list ff

Re: [FFmpeg-user] Converting mkv to mp3 failures

2017-07-13 Thread Nicolas George
Le quintidi 25 messidor, an CCXXV, JD a écrit : > ffmpeg is UNABLE to parse the name correctly > > I don't know whether to blame youtube-dl or ffmpeg. Start by suspecting a PEBKAC. Regards, -- Nicolas George signature.asc Description: Dig

Re: [FFmpeg-user] progress output to unix domain socket

2017-07-06 Thread Nicolas George
ther mail, you know what they are, so please try to stay focused on the topic at hand. Regards, -- Nicolas George signature.asc Description: Digital signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listi

Re: [FFmpeg-user] progress output to unix domain socket

2017-07-06 Thread Nicolas George
be used to create Unix domain sockets. 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 e

Re: [FFmpeg-user] Compare quality of 2 audio files

2017-06-29 Thread Nicolas George
odecs. You need to listen to both files and decide which one feels better. Regards, -- Nicolas George signature.asc Description: Digital signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user To

Re: [FFmpeg-user] Using FFMPEG to encode multiple outputs in 'parallel' (doesn't work?)

2017-06-28 Thread Nicolas George
you need to take a little step back and learn what Unix pipes mean. They are meant to connect the output of a process to the input of the next one, but in your examples your commands neither consume their input nor produce output. Regards, -- Nicolas George signature.asc Description: Digit

Re: [FFmpeg-user] Driver does not support the required nvenc API version

2017-05-13 Thread Nicolas George
Le tridi 23 floréal, an CCXXV, Daniel a écrit : > I am new to ffmpeg and i am trying to encode some video to x265 with > following command : > ffmpeg -i video.mp4 -c:v hevc_nvenc Stop right there: hevc_nvenc and x264 are completely different. Regards, -- Nicolas George sign

Re: [FFmpeg-user] differences between -vf and -filter_complex

2017-05-10 Thread Nicolas George
Le primidi 21 floréal, an CCXXV, Paul B Mahol a écrit : > ffmpeg -f lavfi -i testsrc2=r=1:d=5,format=yuv422p10le -f framemd5 - This is still suboptimal. ffmpeg -lavfi testsrc2=r=1:d=5,format=yuv422p10le -f framemd5 - No need to wrap the frames in packets. Regards, -- Nicolas Geo

Re: [FFmpeg-user] Shrinking video files

2017-04-03 Thread Nicolas George
Le quartidi 14 germinal, an CCXXV, Cecil Westerhof a écrit : > With top I see that ffmpeg takes more as 500% CPU. Which is perfectly normal. But the computer should be perfectly usable at the same time. Regards, -- Nicolas George signature.asc Description: Digital signat

Re: [FFmpeg-user] Shrinking video files

2017-04-03 Thread Nicolas George
fforts to achieve it, and thus the file size. > Well, ffmpeg already took all my cores. That is part of the problem of > long runs: when the conversion runs, I can almost do nothing else on > my computer. This is completely abnormal. But probably not related to FFmpeg. Regards, --

Re: [FFmpeg-user] Shrinking video files

2017-04-03 Thread Nicolas George
e line. 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 email ffmpeg-user-requ...@ffmp

Re: [FFmpeg-user] Convert iPhone MOV to Android MP4

2017-03-11 Thread Nicolas George
ssumption: you can use -c:v copy when remuxing to Matroska. And -c:a copy too, for that matter. Regards, -- Nicolas George signature.asc Description: Digital signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listin

Re: [FFmpeg-user] Convert iPhone MOV to Android MP4

2017-03-10 Thread Nicolas George
ons of Android do support it, unfortunately. It may be supported at application level though. I strongly suspect that any FFmpeg-based application, starting with VLC, will. I do not know if applications can provide codec plugins for other applications. Regards, -- Nicolas George signatu

Re: [FFmpeg-user] Convert iPhone MOV to Android MP4

2017-03-09 Thread Nicolas George
Le nonidi 19 ventôse, an CCXXV, Richard Duran a écrit : > Not a big deal to use a lossy codec. My primary goal was to be able to play > the videos natively. The, may I ask, why do you want MP? Most versions of Android support Matroska, AFAIK. signature.asc Description: Digital signature

Re: [FFmpeg-user] filter: subtitles and special chars

2017-03-02 Thread Nicolas George
, I was fooled by the strange references header. Still, someone is doing something seriously wrong here. Regards, -- Nicolas George signature.asc Description: Digital signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mai

Re: [FFmpeg-user] filter: subtitles and special chars

2017-03-02 Thread Nicolas George
have to be very careful that the commands you show here match exactly the one you tested and the errors you report. Regards, -- Nicolas George signature.asc Description: Digital signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg

Re: [FFmpeg-user] Bug in FFMPEG Alsa?

2017-02-19 Thread Nicolas George
t would also be interesting to see the definition of the mic_sv PCM in the ALSA configuration. It might be a little hard to find it in the spaghetti configuration files. Regards, -- Nicolas George signature.asc Description: Digital signature ___ ff

Re: [FFmpeg-user] Bug in FFMPEG Alsa?

2017-02-19 Thread Nicolas George
am not a monster, if they forget once or twice later and apologize, they deserve a second chance. But if they just ignore the demand, too bad for them. Regards, -- Nicolas George signature.asc Description: Digital signature ___ ffmpeg-user mailing l

Re: [FFmpeg-user] Bug in FFMPEG Alsa?

2017-02-17 Thread Nicolas George
arecord does. Could you show us the output of the following command: time ffmpeg -i temp_arecord.wav temp_ffmpeg.wav ... where temp_arecord.wav is the correct, non-stuttering file produced by arecord? And then the output of this one: time ffmpeg -i temp_arecord.wav -c copy temp_ffmpeg2.wav Re

Re: [FFmpeg-user] compiling ffmpeg program with libavutil/internal.h in gcc

2017-02-06 Thread Nicolas George
gt; 2017-02-06 11:18 GMT+02:00 Nicolas George : Remember not to top-post on this mailing-list. If you do not know what it means, look it up. Regards, -- Nicolas George signature.asc Description: Digital signature ___ ffmpeg-user mailing list ffmpe

Re: [FFmpeg-user] compiling ffmpeg program with libavutil/internal.h in gcc

2017-02-06 Thread Nicolas George
L'octidi 18 pluviôse, an CCXXV, יוסף אלון a écrit : > I am trying to compile only the includes in ffmpeg.c with a simple main, Why? Do not do that! Regards, -- Nicolas George signature.asc Description: Digital signature ___ ffmpeg-user

Re: [FFmpeg-user] [ffplay] Trouble using concat protocol

2017-01-16 Thread Nicolas George
the error message correctly. This is why we request full uncut console output. Regards, -- Nicolas George ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe".

Re: [FFmpeg-user] Subtitles with accent marks not being burnt in

2017-01-12 Thread Nicolas George
Le tridi 23 nivôse, an CCXXV, Paul Moloney a écrit : > The command I use is the typical one: > > ffmpeg -i input.mkv -vf subtitles=input.srt -vcodec libx264 -acodec ac3 > output.mp4 We need to see the full output for that command. Regards, -- Nicolas George signature.asc

Re: [FFmpeg-user] High memory usage when merging videos

2016-12-21 Thread Nicolas George
t for you, sorry. To follow the frames, you need to know this: filters with several inputs require frames with the same timestamp, and almost always a next frame to know the duration. Regards, -- Nicolas George ___ ffmpeg-user mailing list ffmpeg-user@f

Re: [FFmpeg-user] MP4 concatenation with MP42 major_brand

2016-12-20 Thread Nicolas George
you posted on the wrong mailing-list. Adding ffmpeg-user as recipient, please reply only there. Regards, -- Nicolas George > Full command line: > > > ffmpeg -f concat -i mylist.txt -c copy op.mp4 -y > ffmpeg version N-82760-g55affd9 Copyright (c) 2000-2

Re: [FFmpeg-user] High memory usage when merging videos

2016-12-19 Thread Nicolas George
nced cases, because nothing can. As a rule of thumb, if now adding (a)fifo helps, then the incoming changes should help. On the other hand, huge memory consumption is sign of a really unbalanced stream, and it would not help. Regards, -- Nicolas George signature.asc Description

Re: [FFmpeg-user] aevalsrc question

2016-12-19 Thread Nicolas George
) = 262 * (2^(t/10) + log(2)/10 * 2^(t/10) * t) > so, at t = 10, freq(10) = 262 * (2 + log(2) * 2) = 887 Hz Oh, good catch. I should have remembered this task needed a primitive function, not just a multiplication. Regards, -- Nicolas George signature.asc Descripti

Re: [FFmpeg-user] Cannot skip initial bytes of a file

2016-12-19 Thread Nicolas George
seeking around in the file, this option does not adjust the seeks, it only affects the initial read. You can try using the subfile protocol instead. Regards, -- Nicolas George signature.asc Description: Digital signature ___ ffmpeg-user mailing l

Re: [FFmpeg-user] aevalsrc question

2016-12-18 Thread Nicolas George
L'octidi 28 frimaire, an CCXXV, Adam Puckett a écrit : > When you say it "works" for you (I have to double the ^ to escape on > Windows), My condoleances. > does it produce this file? Yes, approximatively. Are you just hearing Vorbis artifacts? Regard

Re: [FFmpeg-user] aevalsrc question

2016-12-18 Thread Nicolas George
s? You have a suspicious double circumflex. If I fix it, the command works for me. Regards, -- Nicolas George signature.asc Description: Digital signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ff

Re: [FFmpeg-user] x264 preset (speed) question

2016-11-21 Thread Nicolas George
esk where you can go with all your problems is better. But of course, expecting the desk attendant to be competent for questions about both taxes and electoral roll and in fact anything else is just ridiculous. And if you are rich, you can hire a secretary to hand

Re: [FFmpeg-user] Two-pass versus CRF: a curiosity question

2016-11-12 Thread Nicolas George
CRF - subjective quality is different for all resolution. Use the settings that make sense for your needs. What are the constraints that govern your choice of quality level? Regards, -- Nicolas George signature.asc Description: Digital signature __

Re: [FFmpeg-user] Using ffmpeg to blur moving objects

2016-10-31 Thread Nicolas George
lution, and sendcmd can do that. We do not have enough information to know why it failed. (Please trim your quotes.) Regards, -- Nicolas George signature.asc Description: Digital signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.or

Re: [FFmpeg-user] nvenc h264 encoding

2016-10-13 Thread Nicolas George
avoid color bleeding. The p means that libavcodec stores the three components in three separate memory areas rather than interleaved all together like rgb24. Regards, -- Nicolas George signature.asc Description: Digital signature ___ ffmpeg-

Re: [FFmpeg-user] Developer "cehoyos" closed my bug without any explanation, and without solving it

2016-10-12 Thread Nicolas George
ant, and it is not FFmpeg's task to document third party's bugs. FFmpeg may document a well known bug in a well known third party software, but this this would be a service offered as a convenience, not a duty. Regards, -- Nicolas George signature.asc De

Re: [FFmpeg-user] 2 pass encoding with hevc_nvenc

2016-09-04 Thread Nicolas George
There is no need for two passes when encoding for a certain target quality, nor for a certain target constant bitrate, or even constant on average over a few seconds. Regards, -- Nicolas George signature.asc Description: Digital signature ___ ff

Re: [FFmpeg-user] Reencoding from H.264 to H.265

2016-09-01 Thread Nicolas George
, of course, take the best codec you can at the time. 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

Re: [FFmpeg-user] [FFmpeg-devel] ffmpeg video conversation command is not working

2016-08-30 Thread Nicolas George
y of never getting answers. 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 email ffmpeg-

Re: [FFmpeg-user] FFmpeg Intel icl compile (configure) issue

2016-08-26 Thread Nicolas George
find libmfx. If you do not manage that, start your own thread following the bug-reporting guidelines. Regards, -- Nicolas George signature.asc Description: Digital signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/

Re: [FFmpeg-user] Problem with ffmpeg installation

2016-08-23 Thread Nicolas George
Le duodi 2 fructidor, an CCXXIV, Chandra Shaker Balure a écrit : > I would like to know if have any solution to this. I am not able to figure > out the workaround to resolve this issue. Try reading the paragraph you quoted from configure's output, for starters. Regards, -- Nic

Re: [FFmpeg-user] Piping output of ffmpeg into ffmbc

2016-08-19 Thread Nicolas George
ed not to top-post on this list. If you do not know what it means, look it up. Regards, -- Nicolas George signature.asc Description: Digital signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg

Re: [FFmpeg-user] resolution of the waterfall diagram of typical mp3 file

2016-08-08 Thread Nicolas George
a spectrum. You need to understand exactly what you are doing, or more precisely what the others tools are doing for you. Then you can jump back to my first mail. Regards, -- Nicolas George signature.asc Description: Digital signature ___ ffmpeg-us

Re: [FFmpeg-user] resolution of the waterfall diagram of typical mp3 file

2016-08-07 Thread Nicolas George
3 file? Remember that the perception of frequency is logarithmic. And also that spectrum is added quadratically in the buckets. Regards, -- Nicolas George signature.asc Description: Digital signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.o

Re: [FFmpeg-user] (no subject)

2016-07-24 Thread Nicolas George
Le septidi 7 thermidor, an CCXXIV, RDP a écrit : > (.. incidentally, Phil, your list email also ended up in my spam folder.. That means your spam filter does its job. ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/

Re: [FFmpeg-user] Need help resolving concat error

2016-07-24 Thread Nicolas George
$ ffprobe test [concat @ 0x21f45e0] Unsafe file name '/dev/null' test: Operation not permitted It is detected but will only accept safe file paths. Regards, -- Nicolas George signature.asc Description: Digital signature ___ ffmpeg-

Re: [FFmpeg-user] ts to HLS: yadif doesn't work

2016-07-12 Thread Nicolas George
Le quintidi 25 messidor, an CCXXIV, Zsolt a écrit : > Yes, with this command, it worked for me. > But I'd like a HLS output, so the other command should work. It probably should, unless there is a mistake somewhere. Now that you know that one simple command works and one complex one does not, the

Re: [FFmpeg-user] Ffmpeg Concat Images failure

2016-07-09 Thread Nicolas George
know what it means, look it up. 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 emai

Re: [FFmpeg-user] Ffmpeg Concat Images failure

2016-07-09 Thread Nicolas George
the issue I suspected when asking for the file output. I would suggest to re-generate all the files as actual PNGs, since PNG is lossless. Regards, -- Nicolas George signature.asc Description: Digital signature ___ ffmpeg-user mailing lis

Re: [FFmpeg-user] Ffmpeg Concat Images failure

2016-07-09 Thread Nicolas George
NG/572702262753189307/1446116853251Introtomgt.pptx file out_* 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] Original display aspect ratio is not copied to output

2016-06-12 Thread Nicolas George
25 tbr, 1k tbn, 50 tbc > (default) You can observe there are two contradictory aspect ratios. FFmpeg uses the one from the format, since it is easier to change. > Am 2016-06-11 14:31, schrieb Carl Eugen Hoyos: Please remember that top-posting is forbidden on this list. If you do not what

Re: [FFmpeg-user] stream mapping seems to work, but doesn't

2016-05-24 Thread Nicolas George
cat Search "This is especially useful for MPEG-PS (VOB) files, where the order of the streams is not reliable.". Regards, -- Nicolas George ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe".

Re: [FFmpeg-user] stream mapping seems to work, but doesn't

2016-05-23 Thread Nicolas George
gt; possibly depending on which packet comes first. Exactly. Regards, -- Nicolas George signature.asc Description: Digital signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsub

Re: [FFmpeg-user] Divide one Four-Channel Stream into Two Stereo Streams

2016-04-29 Thread Nicolas George
|c0=c2|c1=c3" TwoStereo.mov ^ ^ You forgot to update the indices for the second channel. Regards, -- Nicolas George signature.asc Description: Digital signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/

Re: [FFmpeg-user] on frame changes in recode

2016-04-29 Thread Nicolas George
, all I care about is a solution to MY problem, I do not care about the time of the people who will help me as long as I get a solution. I know that with a little more effort from me they could have helped other people in the same time, but I do not care about other people." Regards, -- Ni

Re: [FFmpeg-user] ffmpeg development

2016-04-19 Thread Nicolas George
wo passes, I think. To adjust the loudness of the program by a constant amount, you need to know the loudness of the whole program, it is not an implementation limitation, anything else is logically impossible. Regards, -- Nicolas George signature.asc Description: Digit

Re: [FFmpeg-user] unable to play watch.hgtv.com stream

2016-04-03 Thread Nicolas George
ffmpeg doesn't warn about the wrong option. Probably because it has not reached it yet: opening the input fails, parsing the options for the output has not been processed. Regards, -- Nicolas George signature.asc Description: Digital signature ___

Re: [FFmpeg-user] Building FFmpeg with OpenJPEG 2.0

2016-03-24 Thread Nicolas George
is completely obvious. As for me, people like you get one chance: I notify them once that they are not supposed to top-post, and if they ignore it or spit on it, I just ignore their mails to spend my time on more valuable issues. Regards, -- Nicolas George signature.asc Description: Digital signat

Re: [FFmpeg-user] The protocol CONCAT has broken

2016-03-19 Thread Nicolas George
Le septidi 27 ventôse, an CCXXIV, Антон Приходько a écrit : > Nicolas, it is just Demuxer. I know. YOU, on the other hand, wrote "protocol". See the Subject line. I also notice that you did not answer the other, "RTFM", part of my message. > -Исходное сообщение

Re: [FFmpeg-user] The protocol CONCAT has broken

2016-03-19 Thread Nicolas George
to peruse the documentation? Regards, -- Nicolas George signature.asc Description: Digital signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user

Re: [FFmpeg-user] Audio Normalization with ffmpeg

2016-02-23 Thread Nicolas George
lters do that. Regards, -- Nicolas George signature.asc Description: Digital signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user

Re: [FFmpeg-user] No duration with pipe:1 as output

2016-02-08 Thread Nicolas George
is not accurate enough or completely unknown. Regards, -- Nicolas George signature.asc Description: Digital signature ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user

Re: [FFmpeg-user] top posting issue

2016-02-04 Thread Nicolas George
reply on the bottom of the full quote either. The correct way is to trim the quote so that it has just enough context. Just like I did in this very mail. Regards, -- Nicolas George signature.asc Description: Digital signature ___ ffmpeg-user mailing l

[FFmpeg-user] lavfi format negotiation at the "code source" seminar in Paris

2016-01-28 Thread Nicolas George
seminar is theoretically open to all, but with the recent event people will probably have to show a white paw to security checks at entry. (This stressing deadline also explain in part why my progress in getting rid of recursivity in filter_frame() is so slow.) Regards, -- Nicolas George sig

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