On Mon, Sep 17, 2018 at 15:19:50 +0100, Adam Harries wrote:
> After some more digging, it seems that I need to set some options while
> decoding a mov file - at least from reading
> https://ffmpeg.org/doxygen/trunk/mov_8c_source.html
>
> How would I go about doing this? I'm happy to build a new
> Drawtext filter already have timecode you want, and its in all in
documentation.
Yes, there is a timecode option for the drawtext command, creating a
SMPTE, but using it you have to supply an fixed framerate, which is then
used to produce the SMPTE. This is not the right aprpoach for VFR video.
> I tested the two streams you provided with vlc 3.0.4 and both behave exactly
> as with FFmpeg (which is generally expected).
> Did you test another version?
But one of the files is working with FFplay, right? We tested with VLC 2.2.6.
> More important though:
> But you did not comment on the
On 9/17/18, Wolfgang Hugemann wrote:
>> You want timecode and not pts, look at
>> drawtext manual.
>
> You may assume that I already did that.
>
> IMHO, the main issue is not drawtext, but where to get the text from.
> There only a few ready-made options, all other information has to be
> drawn
Hello,
Is it possible to make the unblur filter multi threaded?
Thank you.
Best regards,
Shaji Baig
Sent from my iPhone
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JD wrote:
ffprobe version N-51556-ge278500 Copyright (c) 2007-2013 the
FFmpeg developers
This is a very old version! Please update to the latest release
or, even better, to the HEAD.
Best regards, Reto
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2018-09-18 18:34 GMT+02:00, Wolfgang Hugemann :
> ffmpeg -y -vsync 2 -i "concat:25.avi|50.avi" test.mp4
This produces an invalid file as FFmpeg does not create
fully compliant vfr mp4 files (that is at least what Baptiste,
the author of the relevant code, claims).
Please tell us more about the
On 09/18/2018 11:01 AM, Kieran O Leary wrote:
Hi
On Tue, 18 Sep 2018, 17:57 JD, wrote:
I have an mpeg2 file which I am trying to convert to a dvd iso.
I am using dvdauthor to do it.
dvdauthor says the file is not mpeg2 video compatible.
When I run ffprobe on the file, I get this
ffprobe
2018-09-18 18:50 GMT+02:00, JD :
> I have an mpeg2 file which I am trying to convert to a dvd iso.
>
> I am using dvdauthor to do it.
> dvdauthor says the file is not mpeg2 video compatible.
>
> When I run ffprobe on the file, I get this
>
> ffprobe /usr/tmp/title_3-09h31m23s.mpg
> ffprobe version
On 09/18/2018 12:53 PM, Carl Eugen Hoyos wrote:
2018-09-18 18:50 GMT+02:00, JD :
I have an mpeg2 file which I am trying to convert to a dvd iso.
I am using dvdauthor to do it.
dvdauthor says the file is not mpeg2 video compatible.
When I run ffprobe on the file, I get this
ffprobe
try running
$ sudo ldconfig
open a fresh shell session and try ffmpeg again.
> On Sep 18, 2018, at 6:44 56AM, Abhijit Nathwani
> wrote:
>
> Hi,
>
> I installed FFMPEG v3.4.4 via apt-get on Ubuntu 16.04 and on running it,
> I'm facing the symbol lookup error while running it.
>
>
> If the input file has the correct timestamps, then the pts function is what
> you need - it is not a "frame counter". You can format the output like
> shown at https://video.stackexchange.com/a/21907/1871
This had been my original approach, see my first e-mail. But the time
displayed (blended
I have an mpeg2 file which I am trying to convert to a dvd iso.
I am using dvdauthor to do it.
dvdauthor says the file is not mpeg2 video compatible.
When I run ffprobe on the file, I get this
ffprobe /usr/tmp/title_3-09h31m23s.mpg
ffprobe version N-51556-ge278500 Copyright (c) 2007-2013 the
Hi
On Tue, 18 Sep 2018, 17:57 JD, wrote:
> I have an mpeg2 file which I am trying to convert to a dvd iso.
>
> I am using dvdauthor to do it.
> dvdauthor says the file is not mpeg2 video compatible.
>
> When I run ffprobe on the file, I get this
>
> ffprobe /usr/tmp/title_3-09h31m23s.mpg
>
> Please tell us more about the properties of your actual
> input file to give us a chance to help you.
I would supply it by link, but I can't: It shows a video taken by a
surveillance camera prior to a vehicular accident, and I am obliged to
keep it secret.
It shows the video running on a
2018-09-18 22:25 GMT+02:00, Wolfgang Hugemann :
>> Please tell us more about the properties of your actual
>> input file to give us a chance to help you.
>
> I would supply it by link, but I can't: It shows a video taken by a
> surveillance camera prior to a vehicular accident, and I am obliged to
2018-09-18 21:26 GMT+02:00, JD :
> I am getting the following output from ffmpeg:
> seems to indicate some problem with my mpg file!!!
Not necessarily: Does the output file work in your dvd player?
Carl Eugen
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On 09/18/2018 02:31 PM, Carl Eugen Hoyos wrote:
2018-09-18 21:26 GMT+02:00, JD :
I am getting the following output from ffmpeg:
seems to indicate some problem with my mpg file!!!
Not necessarily: Does the output file work in your dvd player?
Carl Eugen
I have not tried it yet, because it
Tried that. No good.
abhijit@AHMCPU2092:~$ sudo ldconfig
[sudo] password for abhijit:
/sbin/ldconfig.real: /usr/lib/libgraph.so.1 is not a symbolic link
abhijit@AHMCPU2092:~$ ffmpeg
ffmpeg: symbol lookup error: /usr/lib/x86_64-linux-gnu/libavcodec.so.57:
undefined symbol:
On Tue, Sep 18, 2018 at 2:35 PM Wolfgang Hugemann wrote:
>
>
> I would like to display the exact time where the frame has to be placed
> in the timeline, such that I can calculate the speed of the passenger
> car, which ran into an accident.
>
If the input file has the correct timestamps, then
2018-09-18 8:44 GMT+02:00, Fabian Kurt :
>> I tested the two streams you provided with vlc 3.0.4 and both
>> behave exactly as with FFmpeg (which is generally expected).
>> Did you test another version?
>
> But one of the files is working with FFplay, right?
"Working" is not a strictly defined
2018-09-17 15:19 GMT+02:00, Wolfgang Hugemann :
> ffmpeg version 4.0.2 Copyright (c) 2000-2018 the FFmpeg developers
(Apart from testing current FFmpeg)
Please provide ffmpeg -i output for the stream you want to
analyze.
Carl Eugen
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Hi,
I installed FFMPEG v3.4.4 via apt-get on Ubuntu 16.04 and on running it,
I'm facing the symbol lookup error while running it.
abhijit@AHMCPU2092:~$ ffmpeg
ffmpeg: symbol lookup error: /usr/lib/x86_64-linux-gnu/libavcodec.so.57:
undefined symbol: opus_multistream_surround_encoder_create
I
I have a problem cutting certain H.264 files in a mkv container with frame
precise cuts at the keyframes, this usually works on most other formats and
also on h.264 when the container is not mkv.
Basically what I see is that I can take a picture at a certain keyframe,
but if I try to cut a video
On Tue, Sep 18, 2018 at 09:59:03 +0200, Moritz Barsnick wrote:
> On Mon, Sep 17, 2018 at 15:19:50 +0100, Adam Harries wrote:
> > After some more digging, it seems that I need to set some options while
> > decoding a mov file - at least from reading
> >
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