On 13/04/2021, Bo Berglund wrote:
> $ ffmpeg -i 2021-04-13_input09.ts -vf -c:v libx264 -preset fast -crf 20 -c:a
> copy 2021-04-13_input09.mp4
Read the command line better. You have "-vf -c:v" in there so it
thinks "libx264" is an output file you want. It cannot guess what
format that should
On 05/03/2021, Mark Filipak (ffmpeg) wrote:
> I seek a fields-to-frames filter that does not add cosmetics. In my pursuit,
> I look for such a
> filter every time I peruse the filter docs for anything. I've yet to find
> such a filter.
>
> Do you know of a fields-to-frames filter that does not
On 04/01/2021, pratap seshachalam wrote:
> Hi,
> I have used ffmpeg to generate images from the videos. Could i know, how to
> cite ffmpeg or is it ok just to mention the ffmpeg name with out any
> citation?
Cite in what manner or medium? What features did you use?
FFmpeg is a tool. Would you
On 28/09/2020, Mark Filipak (ffmpeg) wrote:
> On 09/27/2020 03:31 PM, James Darnley wrote:
>> On 27/09/2020, Mark Filipak (ffmpeg) wrote:
>>> 2, Are the width & height indexes in bytes or samples? If bytes, how are
>>> 8-bit v. 10-bit v. 12-bit
>>> pixel
On 28/09/2020, Stub via ffmpeg-user wrote:
> Dear Jin DeLaHunt,
> Thank you for your detailed response.
> I am quite familiar with how versatile ffmpeg is with its extensive
> commandline flags. I know about how to use multiple input files (-i), use
> mapping (-map) to select what of those
On 27/09/2020, Mark Filipak (ffmpeg) wrote:
> From https://www.ffmpeg.org/doxygen/trunk/frame_8h_source.html#l00309
> typedef struct AVFrame {
> #define AV_NUM_DATA_POINTERS 8
> /**
> * pointer to the picture/channel planes.
> * This might be different from the first allocated byte
> *
> * Some
On 08/09/2020, Alex <3.1...@ukr.net> wrote:
> I need to send raw frame/image to server for post processing and server
> returned new image that I need to complete with ffmpeg. Do any one know how
> to do this?
> Somethink like that:
> ffmpeg -i test.jpg -vf format=rgb24,http=localhost:8080 -y
On 07/08/2020, Timothy W. Grove wrote:
> I develop an application which displays a video, amongst other things. A
> user may open just about any video format to view in the video display.
> "Saving" a video will invoke ffmpeg to resize and transcode the video to
> h264 (mp4) and display this
On 06/05/2020, Ulf Zibis wrote:
> -af
> volume='not(between(t,46:50,48:50))',volume='not(between(t,1:30:00,1:31:00))',atempo=1/1.1/1.3,aresample=48000/1.1,asetrate=48000
> [Parsed_volume_0 @ 0x55b1b575cd40] [Eval @ 0x7ffed56fa4a0] Missing ')' or
> too many args in 'between(t'
> [Parsed_volume_0
On 2020-03-04 01:02, Mark Filipak wrote:
> Kindly disregard the last message. I don't know how 'metadata' got left
> out of the command line...
>
> To me, metadata is such MPEG settings as 'progressive_sequence',
> 'top_field_first', 'frame_pred_frame_dct', 'concealment_motion_vectors',
>
On 2020-03-04 01:51, Ulf Zibis wrote:
>
> Am 04.03.20 um 00:34 schrieb James Darnley:
>> On 2020-03-04 00:16, James Darnley wrote:
>>> It is clearly present in the input file's metadata so how is it not
>>> copied into the output file?
>
> Even with normal t
On 2020-03-03 23:07, Ulf Zibis wrote:
> $ ~/Projects/ffmpeg/ffmpeg-git-20200211-amd64-static/ffmpeg -i
> 20200205_165401.mp4 -f ffmetadata 20200205_165401.meta
> Input #0, mov,mp4,m4a,3gp,3g2,mj2, from '20200205_165401.mp4':
> Metadata:
> major_brand : mp42
> minor_version : 0
>
On 2020-02-09 05:23, S Andreason wrote:
> Carl Eugen Hoyos wrote:
>>>
>>> ffmpeg -ss 00:04:45 -i 'Beck_ _je for _je (4).ts' -to 00:05:00 -c
>>> copy sample.ts
>> NO!
>>
>> Don’t use ffmpeg to cut your samples, avoid it at all costs! dd is
>> your friend.
>>
>>
On 2020-02-08 19:38, Robin A. Jensen via ffmpeg-user wrote:
> ffmpeg -ss 00:04:45 -c:v h264_mmal -i 'Beck_ _je for _je (4).ts' -to 00:05:00
> -map 0:0 -map 0:1 -map 0:2 -c:v h264_omx -b:v 4800k -c:a:0 copy -c:s:0 copy
> mov_text -metadata:0:1:2 language=dan 'Beck Øje for øje (4).mp4'
> [NULL @
On 09/11/2019, Omar Chakroun wrote:
> Hi there,
>
> I'm trying to convert raw video files from yuv422 10bit to yuv422 16bit but
> until now I wasn't successful.
> I have an error stating either unable to find a suitable output format when
> I'm keeping the output file extension as .raw or invalid
On 2019-10-06 12:38, Felix Muster via ffmpeg-user wrote:
> Hello
>
>
>
> Can you please explain me this difference:
>
>
>
> I have an audio-stream from a blu-ray (23.976 fps).
>
> When I calculate the duration it should be: 133799/(24000/1001) =
> 5580.533292 seconds.
> à 01:33:00.70 =
On 2019-08-21 23:44, Julian Gardner wrote:
> tried a few versions on varying machines but cant get this work, so can
> someone help me as to why these filters dont work
>
> this
> overlay=x=32+(mod(t/30,1)*448):y=32+(mod(t/60,1)*206)
>
> or this
>
On 2019-05-23 21:54, erwin mueller via ffmpeg-user wrote:
> Hello,
> may I please ask for a one-line command.My two lines aren't working. I guess
> it is a filename issue.But I am sure there is a much smarter way to solve it:
>
> Output #0, image2, to '"/home/pi/cam/img%03d.jpg"':
> Output
On 2019-05-06 19:38, Gabriella Han wrote:
> *sudo apt install ffmpeg -y*
> ...
> Setting up ffmpeg (7:2.8.15-0ubuntu0.16.04.1) ...
I hate debian and its derivatives but that looks to me like ffmpeg 2.8
so I don't know why you're surprised. You probably need to explicitly
ask for version 3 with a
On 2019-04-23 12:17, Paul B Mahol wrote:
> On 4/23/19, Michael Koch wrote:
>> There are at least six different denoisers available: atadenoise, bm3d,
>> dctdnoiz, fftdenoiz, owdenoise and vaguedenoiser
>
> You missed nlmeans.
Removegrain too. Maybe a bit basic but it is still there. On the
On 2019-04-13 07:03, James Northrup wrote:
> the hosting of mailing list, trac, faq, docs, nightlies and repo all feels
> like micro management that has great results during the period of intense
> development and activity but liable to age faster than the median open source
> without active
On 2019-03-15 03:48, Hashim Aziz wrote:
> What kind of response is that? I'm obviously trying to install libaom, that's
> why I'm here in what is apparently the only official FFmpeg avenue and asking
> for help with it. Did you actually read my questions?
What kind of response do you expect
On 2019-03-14 17:50, Hashim Aziz wrote:
> ERROR: aom >= 1.0.0 not found using pkg-config
What is ambiguous about this message? Either install libaom or don't
enable it.
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On 2019-02-23 00:32, Carl Zwanzig wrote:
> IRC- gone
Excuse me? FFmpeg has quite an active channel for both user support and
development.
As for the original question: no it would not be good. Discord is
proprietary software. I can't see what's at that link but doubt we can
stop you.
On 2019-02-21 02:34, Elliott Balsley wrote:
> Hi all. I have ffmpeg installed from MacPorts and apparently x264 does not
> support yuv420p! I can probably fix this by recompiling myself, but I’m
> curious how did they remove support for this common pixel format? I don’t
> see anything
On 2018-08-28 18:38, Carl Zwanzig wrote:
> (top-posting corrected)
>> On Tue, 28 Aug 2018, 05:03 Carl Zwanzig, wrote:
>>> Are there any readily-available & recent windows builds with BMD
>>> decklink
>>> enabled? The 4.0.x builds from Zeranoe do not and I'd rather not set
>>> up a
>>> windows
On 2018-02-09 16:20, Carl Eugen Hoyos wrote:
> 2018-02-09 16:09 GMT+01:00 Paul B Mahol :
>> On 2/9/18, Carl Eugen Hoyos wrote:
>>> 2018-02-08 14:17 GMT+01:00 Gyan Doshi :
>>>
The (input) option for this is -stream_loop.
>>>
>>> If
On 2017-04-14 02:56, Marco wrote:
> this is the result:
> https://pastebin.com/4M9Ein2J
>
> this one with strace:
> https://pastebin.com/HP5jj8qT
It is now 04:07. You sent this email 71 minutes ago (at 02:56) and
these external resources have already expired. Please put all *text* in
the email
On 2017-04-09 10:26, negin tebyani wrote:
> -qmax 35
And you wonder why the encoder can't lower quality enough to stay within
the buffer you set?
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On 2017-03-29 02:04, Cley Faye wrote:
> 2017-03-29 1:54 GMT+02:00 Cecil Westerhof :
>
>> I want to copy a little bit of a video. I do this with:
>> ffmpeg -i input.mov -ss 16:28 -t 5 output.mov
>>
>> But it takes about 2:20 before the copying starts. Is this normal?
>>
>
>
On 2017-01-11 23:47, Bernhard Döbler wrote:
> Can you advise?
Dead code elimination is required to compile ffmpeg. See the current
discussion on the ffmpeg-devel mailing list for status and maybe some
solutions.
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On 2017-01-05 22:26, Moritz Barsnick wrote:
> * -b:a 4M # restrict the video bitrate to 4 Mbit/s
I would suggest -vb (or -b:v in the modern parlance) to set the video
bitrate.
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On 2016-07-23 13:21, Pooja Kamra wrote:
> Disclaimer :- This e-mail and any attachment may contain
> confidential, proprietary or legally privileged information. If you
> are not the original intended recipient and have erroneously received
> this message, you are prohibited from using, copying,
On 2016-03-29 15:00, Aaron Boxer wrote:
>>> No, the GPL v2 does not state that you can distribute software
>>> under the terms of of GPL version 2 or "any later version".
>>>
>>
>> Thanks, Carl. Here is what I see in the FFmpeg LICENSE file:
>>
>>
>> Some optional parts of FFmpeg are licensed
The project located here https://sourceforge.net/projects/ffmpeg-hi/ is
distributing build with --enable-nonfree and libfdk in violation of our
license. Running strings and grep on the executables show
> --enable-static --disable-shared --enable-gpl --enable-nonfree --enable-zlib
>
On 2016-02-04 12:44, Roman wrote:
>> OMFG! Let me log into the web interface and show you how it is done.
>
> So you just offer me to insert ">" symbol before every line I quote or just
> copy the whole e-mail I'm answering to?
No. I expect you to use the "features" of the "client" you use.
On 2016-02-04 12:30, Roman wrote:
> why should *we* suck your quoting style?
>
> you should not. just don't reply, if you don't like the style. To try
> to convince every one to change their habits due to minority being upset. I
> think, such approach will make everyone happy.
>
> why should
On 2016-01-30 23:38, Moritz Barsnick wrote:
> On Sat, Jan 30, 2016 at 16:53:33 -0500, Javier Hernandez wrote:
>> I tried the same commands with the newest version and the output is none.
>> Nothing happens.
>
> Im sure at least something happens. ffmpeg provides some console output
> which should
On 2016-01-29 18:31, James Mead wrote:
> On 29 January 2016 at 18:26, Charles Winthrop wrote:
>> "The file has an ID3 tag including an artwork PNG image of ~1MB."
>>
>> But when you crop said image, the error goes away. Therefore, ffprobe
>> "thinks" there's a limit.
>
>
On 2016-01-23 04:39, Charlie Arnold wrote:
> On Thu, Jan 21, 2016 at 10:34 PM, Charlie Arnold
> wrote:
>
>> I'm trying to build the master branch from
>> https://github.com/FFmpeg/FFmpeg.
>> Following the directions at
>>
On 2016-01-21 15:52, John Pompeii wrote:
> libbz2-1.dll
> libfontconfig-1.dll
> libfreetype-6.dll
> libgcc_s_seh-1.dll
> libglib-2.0-0.dll
> libharfbuzz-0.dll
> libiconv-2.dll
> libintl-8.dll
> liblzma-5.dll
> libopenjpeg-5.dll
> libstdc++-6.dll
> libtheoradec-1.dll
> libtheoraenc-1.dll
>
On 2015-12-21 13:24, Martín Capón Borrego wrote:
> I have a mp4 video.
>
> I can't see view with video tag of html5.
>
> In another forum they told me that it can't be viewed because it is not coded
> well.
>
> I use IE. And do ffmpeg -i ejemplo.avi ejemplo.mp4 to convert avi into mp4
On 2015-12-17 22:16, Reindl Harald wrote:
>
>
> Am 17.12.2015 um 22:10 schrieb Martín Capón Borreggo:
>> Thanks.
>>
>> What do u mean 'wihout the full output?
>
> ffmpeg.exe outouts more than "I get an error 'unsupported code for
> stream #0.0'" and so when you do "fmpeg -i ejemplo.avi
On 2015-11-27 13:29, D wrote:
> Nevermind, libx264 isn't doing much better:
Have you posted the full output of ffmpeg somewhere in this thread?
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On 2015-11-23 14:34, D wrote:
> Hi,
> I just downloaded the latest build (http://johnvansickle.com/ffmpeg/ ->
> "build: ffmpeg-git-64bit-static.tar.xz") and when encoding with VP9 (the
> new release has supposedly: "- Substantially improved VP9 encoding speed
> and quality"), it says:
>
> When
On 2015-11-15 06:40, Ben Stover wrote:
> Can I run TWO ffmpeg encoding or verification processes in parallel on the
> same computer?
>
> Or do they interfere each other because they e.g use the same temporary files
> or caches or internal config files or .?
The other replies are correct.
On 2015-11-15 22:13, Andy Furniss wrote:
> I shall have to remember to check gmail spam though as I would never
> have seen this if no one replied.
>
> Yes, mu fault as gmail is bloody useless for mailing lists.
FYI the filter feature of Gmail lets you make messages skip the spam
box. I setup
On 2015-11-13 03:09, DOA wrote:
> Hello, sir.
> I zipped file below 250KB.
> I don’t build ffmpeg iOS version because openssl.
> My english is very poor. So i send you my screenshots and config file again.
> Help me, please…thanks.
> --enable-openssl
>
On 2015-11-04 11:33, Magda Gontarz wrote:
> but I cannot get video frame size in file properties in details. How can I
> obtain mp4 file with filled fields width and height of frame?
What software is or is not showing you the size?
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On 2015-11-03 12:57, Christian Ebert wrote:
> * James Darnley on Tuesday, November 03, 2015 at 01:29:43 +0100
>> libx264 definitely supports changing resolution between first and later
>> passes.
>
> Also when then second pass involves a change in profile and/or
> level,
On 2015-11-02 12:12, Moritz Barsnick wrote:
> On Sat, Oct 31, 2015 at 20:36:54 +0100, Henk D. Schoneveld wrote:
>> On 30 Oct 2015, at 03:40, Joel Lopez wrote:
>>> 1. Single or 2-pass encoding? I'm reading quality isn't affected
>>> much and that it may be possible to
On 2015-10-23 15:14, Phil Rhodes wrote:
>>> $ ffplay -i test.avi -vf "yadif=0:0,fps=50"
>>> should do the trick.
>
>> No!
>
> Why not? What will?
The man looks on with incredulity for is he sure that the manner in
which this is done has just been indicated. He turns to the trusty
manual,
On 2015-10-23 22:29, Giordano Lipari wrote:
> ffmpeg -i testIn.ogv -metadata title="test title" testOut.ogv
> ffmpeg -i testIn.ogv -metadata year="2015" testOut.ogv
> ffmpeg -i testIn.ogv -r 15 testOut.ogv
If you want to add metadata (you're welcome by the way) then I suggest
you stop encoding.
On 2015-10-11 00:58, Moritz Barsnick wrote:
> On Sun, Oct 11, 2015 at 00:29:25 +0200, James Darnley wrote:
>>
>> And you wonder why it's slow. You're on x86-64. You at least have SSE2
>> instructions. Why are you not using them? You have to explicitly
>> disable
On 2015-08-06 23:15, ogrgkyle wrote:
Here is my command:
How can I simplify the two scale calculations into one? (The first one
converts to square pixels, and the second one sets the resolution to 1/3 of
the original dimensions.) Also, can you suggest anything else to improve
encoding
On 2015-07-25 13:33, Kimio Miyamura wrote:
Now I'm curious about why -metadata artist=Jody Marie Gnant does not
affected to the output...
Does anyone know why?
Because nobody has written that feature yet.
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On 2015-07-17 14:11, Moritz Barsnick wrote:
Whatever became of JavaScript-less downloads? ;-) (Yes, I tried to
access from the command line. D'uh. datafilehost isn't any better
though, IIRC.)
You can't run a website these days without masses of javascript.
You track where visitors came from,
On 2015-07-16 15:20, Linus S wrote:
root@XeonLatitude-E6400:~/pi/ffmpeg#
PKG_CONFIG_PATH=$PKG_CONFIG_PATH:$PIBUILD/lib/pkgconfig CC=${CCPREFIX}gcc
CXX=${CCPREFIX}g++ ./configure --enable-cross-compile
--cross-prefix=${CCPREFIX} --arch=armel --target-os=linux --prefix=$PIBUILD
On 2015-07-14 23:00, Wesley Wen wrote:
-g 29.9002997
This is an integer parameter.
[libx264 @ 0x7ff1e8816e00] frame I:71Avg QP: 2.19 size: 46261
[libx264 @ 0x7ff1e8816e00] frame P:2040 Avg QP: 2.51 size: 11560
[libx264 @ 0x7f948a822800] frame I:71Avg QP: 1.80 size: 48058
On 2015-07-13 04:36, kamal wrote:
ffmpeg version N-50911 ... Copyright (c) 2000-2013
built on Mar 13 2013
Why are you using such an old version? Use the latest git head. The
filter probably didn't have that option back then as indicated by the
error message.
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On 2015-07-10 13:21, sebast...@kleutghen.eu wrote:
gcc -D_ISOC99_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE
-D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -DPIC -std=c99
-fomit-frame-pointer -fPIC -pthread -c -o /tmp/ffconf.C2K9oil8.o
/tmp/ffconf.Z2XD6tMr.c
On 2014-11-24 15:11, n...@email.cz wrote:
Hi all,
I used these commands to encode my videos:
for pass in 1 2; do
mencoder -oac mp3lame -lameopts cbr:br=128 -ovc x264 -x264encopts pass=$
pass:preset=veryslow:fast_pskip=0:tune=film:frameref=15:bitrate=1000 -o out.
avi in.avi
done
I
On 2014-11-24 15:40, n...@email.cz wrote:
If you mean -b:v 1000k, ffmpeg doesn't allow me to run 2-pass without it.
Is there another way to get CBR with ffmpeg?
Why do you want CBR? I don't think mencoder is giving you CBR.
I did not mean that bitrate but the maxrate and bufsize you have
On 2014-11-15 23:00, Pablo Rodríguez wrote:
On 11/15/2014 10:50 PM, James Darnley wrote:
On 2014-11-15 22:46, Pablo Rodríguez wrote:
[dshow @ 02dde020] DirectShow video devices
[dshow @ 02dde020] Could not enumerate video devices.
[dshow @ 02dde020] DirectShow audio devices
[dshow @ 02dde020
On 2014-11-10 11:43, Michael Heuberger wrote:
Hello guys
If you look at the bug report at https://trac.ffmpeg.org/ticket/4098 you
can see that I am confused about the pix_fmt option.
I am not sure what parameter to use for this option. All I want is to
make the video compatible on
On 2014-11-05 15:39, m. mood wrote:
Does the ffmpeg project have any sample/test data available of audio files
in the various supported audio formats? I'd like to be able to try out
audio format conversions on the various formats that ffmpeg supports, using
a known good set of sample audio
On 2014-11-02 22:10, Tomáš Hnyk wrote:
On Sun, 02 Nov 2014 21:06:46 +0100, DopeLabs dopel...@dubstep.fm wrote:
streams are identified using numbers, starting from 0
https://ffmpeg.org/ffmpeg-all.html#Stream-specifiers-1
Yes, I know. I could use metadata:s:a:1 language=eng to set the
On 2014-11-02 22:39, Tomáš Hnyk wrote:
Unfortunately, no, the file in question has 7,2 GB. I attach a
screenshot of what I mean.
Tomas
Can you post what gets printed when you run:
ffmpeg -i BIGFILE
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On 2014-10-31 19:41, Ibrahim Nfoudikue wrote:
sudo ./configure --enable-version3 --enable-postproc --enable-libvorbis
--enable-libvpx
ERROR: libvpx encoder version must be =0.9.7
[cid:image001.png@01CFF542.DA0067A0]
Did you install libvpx? Was it version 0.9.7 or newer?
Bellow snap shot
On 2014-10-29 17:25, Carl Eugen Hoyos wrote:
There may be a bug
There is. The MP4 demuxer writes all sort of rubbish into the metadata
struct. None of which are useful should you be encoding to another file
format.
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On 2014-10-22 22:44, Ítalo de Pontes Oliveira wrote:
BEGIN /tmp/ffconf.fXcZCLwZ.c
1 #include stdint.h
2 #include faac.h
3 long check_faacEncGetVersion(void) { return (long) faacEncGetVersion; }
4 int main(void) { return 0; }
END /tmp/ffconf.fXcZCLwZ.c
gcc -D_ISOC99_SOURCE
On 2014-09-29 06:34, James Hickey wrote:
http://ffmpeg.org/pipermail/ffmpeg-user/2014-May/021539.html
I wanted to respond to that question at the link above. I am not sure how
to do it. This is my first time. :D
Click the mailto link text to the name of who it is from.
In this case it
On 2014-09-11 13:59, Ajay Parashar wrote:
ffserver says Unknown VideoCodec: libx264, but I assume libx264 is enabled in
ffmpeg.
Please let me know how this issue can be resolved?
logs of ffserver and ffmpeg as below:
ffserver version 2.3.3 Copyright (c) 2000-2014 the FFmpeg developers
On 2014-09-11 14:20, Ajay Parashar wrote:
Please find detail logs of ffmpeg as below:
ffmpeg -re -i Cars2.mp4 -f mpegts udp://226.0.0.1:1234
ffmpeg version 2.3.3 Copyright (c) 2000-2014 the FFmpeg developers
built on Sep 3 2014 17:01:53 with gcc 4.8.3 (GCC) 20140624 (Red Hat
4.8.3-1)
On 2014-09-06 17:39, tat su wrote:
On slight variation : during the x264 configure I had to add --disable-asm
wich allowed it to run successfully
No, no, no! You are supposed to install yasm rather than crippling x264
and ffmpeg.
t@tsu:~/x264$ ./configure --enable-static
Found no assembler
On 2014-08-21 11:47, aram jwad wrote:
Include the log file config.log produced by configure as this will help
solve the problem.
So... where is it?
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On 2014-08-20 05:59, Qianliang Zhang wrote:
sudo apt-get install libvpx-dev
While we appreciate anyone and everyone helping out on this list, may I
remind you that we do not like top posting on this list.
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On 2014-07-23 15:39, David Varghese wrote:
Thanks for the reply.
Infact I tried to directly manipulate the YUV frame that I got from decoder
. I tried to modify the Y value of every pixels of every frames to 1 ,
expecting to see a much darker video . But I didnt found any changes in the
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