On Mon, Apr 11, 2022 at 11:28 AM Steve Russell wrote:
> Oh! Of couse... I hadn't considered that... I suspect you're right. Oh
> well, I've learned something, thanks.
>
> I'll just have to live with tweaking the GUI.
>
> Regards, Steve
>
Practically every video capture device uses the video4linu
On Tue, Apr 12, 2022 at 9:34 PM Greg Oliver wrote:
> On Mon, Apr 11, 2022 at 11:28 AM Steve Russell wrote:
>
>> Oh! Of couse... I hadn't considered that... I suspect you're right. Oh
>> well, I've learned something, thanks.
>>
>> I'll just
On Fri, Jul 1, 2022 at 9:03 AM Michael Koch
wrote:
> Hello,
>
> is it possible to show an image with FFplay for 5 seconds, and then
> exit? I did try this command in a Windows batch file, but it doesn't
> stop after 5 seconds. I drag and drop the image on the batch file:
>
> ffplay -autoexit -loo
On Fri, Jul 8, 2022 at 5:25 AM jb wrote:
> Hello everybody,
>
> I have a control program which running as a systemd service. This
> program spawns ffmpeg and that is writing to a HLS playlist. I use this
> flags:
>
> -hls_flags append_list+delete_segments+omit_endlist+program_date_time
>
> Th
Top Posting On Purpose (with camelCase)
Could you please just stop the conversation here. It is time consuming...
On Wed, Nov 30, 2022 at 10:08 AM Dave Blanchard wrote:
>
>
> > I'm well-versed in "1984" and "Brave New World". "Animal Farm" is still
> > on my to-watch and to-read lists. I'm al
On Fri, Oct 20, 2023 at 3:57 PM Ulf Zibis wrote:
>
>
> Am 20.10.23 um 20:14 schrieb Paul B Mahol:
> > On Fri, Oct 20, 2023 at 7:19 PM Ulf Zibis wrote:
> >
> >> Hi,
> >>
> >> in my last post "Codec 0x21000 is not in the full list."
> >> you can see, that also the included metadata is mostly missin
On Mon, Nov 6, 2023 at 11:13 AM sreekar manchukonda
wrote:
>
> Hello,
>
> I'm seeking help on how to utilize ffmpeg to apply an extensive number of
> filters—specifically over 2000, each filter including a crop, boxblur, and
> overlay—to a video over an hour long. The intention is to redact certai
On Wed, Nov 29, 2023 at 11:56 AM Carl Zwanzig wrote:
> On 11/29/2023 9:18 AM, David Bernat wrote:
> > You misinterpreted the response. I have emailed the correct unsubscribe
> > link several times.
> (emailed a link??? what does that mean?)
>
> In the footer of every message-
> > https://ffmpeg.
Hi,
We currently use ffmpeg to combine 2 streams (telephony codecs) into
mp3/wav/flac, etc.. This is no problem - we use:
ffmpeg -ar 8000 -y -f mulaw -i calls/example.g711a.ulaw -ar 8000 -f mulaw
-i calls/example.g711b.ulaw -filter_complex "[0:a][1:a]amerge[aout]" -map
"[aout]" output.wav
If we
On Tue, Apr 14, 2020 at 3:30 PM Ted Park wrote:
> Hi,
>
> > Example using these files (suffix denotes codec - a and b are each side
> of
> > a call):
> >
> > 18_17_248.g729a
> > 18_17_248.g729b
> > 19_18_440.g711a
> > 19_18_440.g711b
> > 20_01_886.g729a
> > 20_01_886.g729b
> >
> That is really co
On Wed, Apr 15, 2020 at 5:43 AM Ted Park wrote:
> Hi,
>
> > Yeah, when we record the calls, the directory structure preceeding those
> > names is /MM/DD/HH and the filenames are MIN_SEC_MSEC.codec(side)
>
>
> I mean some phones specifically put g729a, and I assume it's the same for
> g729b. S
On Tue, Apr 14, 2020 at 8:46 PM Michael Glenn Williams <
michael.glenn.willi...@smartblondeco.com> wrote:
> Hey Ted!
>
> Thank you for responding. Regarding -volume, i'm just putting 30
> without the %.
> Regarding -top and -left, my version of ffplay (the latest MAC OSX download
> from the websit
On Thu, Apr 16, 2020 at 10:19 AM Nicolas George wrote:
> Greg Oliver (12020-04-14):
> > We currently use ffmpeg to combine 2 streams (telephony codecs) into
> > mp3/wav/flac, etc.. This is no problem - we use:
> >
> > ffmpeg -ar 8000 -y -f mulaw -i calls/example.g
On Tue, Apr 21, 2020 at 9:40 PM Edward Park wrote:
> Hi,
>
> > I ended up just keeping it as a script and getting the developers to
> > incorporate it into our code. Thanks though! Since it is a script, a
> > single bash call is not too intrusive. If we had some C programmers, I
> > would have
On Mon, May 25, 2020 at 11:58 AM Peter Münster wrote:
> On Mon, May 25 2020, Carl Eugen Hoyos wrote:
>
> > Please provide an input sample.
>
> Here is a sample, this time without corruption:
>
> http://pmrb.free.fr/tmp/ffmpeg-test/sample.mkv
>
> --
>Peter
>
Sorry to chime in late -
On Tue, Sep 22, 2020 at 1:14 PM Mark Filipak (ffmpeg)
wrote:
> I could use some help in my efforts. Due to my ignorance, it's taking me
> weeks to figure out things
> that should be resolved in minutes. In 5 days, I'll be 74 years old. With
> corona virus and age, I
> don't know how much longer I
On Wed, Sep 30, 2020 at 6:25 PM Mark Filipak (ffmpeg)
wrote:
> Nyquist [adjective]: 1, Reference to the Nyquist–Shannon sampling
>theorem. 2, The principle [1] that, to most faithfully reproduce an
>image at a given digital display's resolution, the samples must be
>made at or above t
sorry just realized I had to redirect stderr to get the results
On Wed, Oct 14, 2020 at 10:17 AM Greg Oliver wrote:
> On Tue, Oct 13, 2020 at 8:50 AM Mar Andrés López
> wrote:
>
>> Dear all,
>>
>>
>> I am using the following command to generate dash conten
On Tue, Oct 13, 2020 at 8:50 AM Mar Andrés López
wrote:
> Dear all,
>
>
> I am using the following command to generate dash content from a file:
>
>
> ffmpeg -i video.mp4 –r 25 -c:v libx264 -c:a aac -b:a 128k -ac 1 -ar 44100
> -map v:0 -b:v:0 2M -map v:0 -b:v:1 145k -map v:0 -b:v:2 365k -map 0:a
On Wed, Oct 14, 2020 at 10:40 AM Will Boba wrote:
> On 10/14/20 11:18 AM, Greg Oliver wrote:
> > sorry just realized I had to redirect stderr to get the results
> >
> > On Wed, Oct 14, 2020 at 10:17 AM Greg Oliver
> wrote:
> >
> >> On Tue, Oct 13, 2020
On Wed, Dec 2, 2020 at 11:43 AM Carl Zwanzig wrote:
> On 12/2/2020 9:32 AM, hinderanyoption81 via ffmpeg-user wrote:
> > Upon reading the "Compilation Guide / MSVC on Wiki", I am confused about
> at least three issues.
> > 1. The Guide starts with a sentence "FFmpeg can be built on Windows with
>
On Thu, Dec 3, 2020 at 4:45 AM Максим Молодцов
wrote:
> Hello,
>
> I've faced with a strange issue. When I try to get an HLS stream and
> convert it to multicast, like this:
>
> ffmpeg -re -timeout 6000 -m3u8_hold_counters 5 -i
> http://xxx/HLS/HD.m3u8
> > -codec:v copy -codec:a copy -f mpegt
On Sun, Feb 18, 2024, 11:04 AM Mark Filipak
wrote:
> On 18/02/2024 11.53, Gyan Doshi via ffmpeg-user wrote:
> > On 2024-02-18 09:59 pm, Mark Filipak wrote:
> >> On 18/02/2024 05.09, Gyan Doshi wrote:
> >>>
> >>> Add -mpegts_flags +initial_discontinuity to get rid of the corrupt
> packet messages.
On Sat, Mar 2, 2024 at 9:52 PM Mark Filipak
wrote:
> I have a couple of things to look at.
>
> https://markfilipak.github.io/Video-Object-Notation/Streams.html
>
> https://markfilipak.github.io/Video-Object-Notation/GOP%20%26%20Frame%20Reordering.html
>
> Comments are welcome. Please be brutal. '
On Tue, Jun 18, 2024 at 9:45 AM Mark Filipak
wrote:
> MasterQuestionable appears to be the boss of trac. I don't know whether
> MasterQuestionable is a
> person or a group. The language from MasterQuestionable is as one would
> find in a chat among peers
> (i.e., developers) who come into the cha
On Tue, Jun 18, 2024 at 10:22 AM Mark Filipak
wrote:
> On 18/06/2024 11.16, Greg Oliver wrote:
> > On Tue, Jun 18, 2024 at 9:45 AM Mark Filipak >
> > wrote:
> >
> >> MasterQuestionable appears to be the boss of trac. I don't know whether
> >> Mast
On Tue, Jun 18, 2024 at 9:50 PM Jim DeLaHunt
wrote:
> On 2024-06-18 08:16, Greg Oliver wrote:
>
> > On Tue, Jun 18, 2024 at 9:45 AM Mark Filipak
> > wrote:
> >
> >> …There needs to be a triage facility between ffmpeg-user and trac in
> which
> >> i
On Sat, Aug 10, 2024 at 7:21 AM Guddla Rupesh wrote:
> Hi I am Rupesh from India and I brought a new desktop pc with ryzen 5500GT
> APU and Asus prime b450 m k2 motherboard. I have installed debian Trixie
> testing Linux distribution and everything is working fine except I have
> some doubts rela
On Mon, Aug 12, 2024 at 6:06 AM Ulf Zibis via ffmpeg-user <
ffmpeg-user@ffmpeg.org> wrote:
> Hi,
>
> is there an option how to preserve the file time from the input file to
> the outputfile?
> My search for "file time" on https://ffmpeg.org/ffmpeg-all.html was
> resultless.
>
> -Ulf
>
DATE=$(sta
On Wed, Aug 14, 2024 at 10:20 AM Ulf Zibis wrote:
>
>
> Am 12.08.24 um 19:04 schrieb Mark Filipak:
> >
> > That's a question for your operating system. I can change file times to
> > whatever I want via the TotalCommander file browser. There are probably
> > others.
>
> Isn't removing existing o
On Thu, Aug 15, 2024 at 12:02 PM Nicolas George wrote:
>
> Ulf Zibis (12024-08-14):
> > But for convenience FFmpeg CLI provides option `-y` for this task
>
> No, it does not. The -y option only disables a very simple, unreliable
> but convenient safety measure. It does not delete anything.
It act
On Wed, Aug 21, 2024 at 2:41 PM Terje J. Hanssen
wrote:
>
>
>
> Den 15.08.2024 20:29, skrev Terje J. Hanssen:
> >
> >
> > tor. 15. aug. 2024, 13:27 skrev Wang, Fei W :
> >
> > On Wed, 2024-08-14 at 22:43 +0300, Dennis Mungai wrote:
> > > On Wed, 14 Aug 2024 at 15:27, Terje J. Hanssen
> >
On Tue, Jan 14, 2025 at 11:37 AM Shane Warren wrote:
>
> I am transcoding live multicast using hardware (decoding using nvidia and
> encoding using nvidia (h264_nvenc) and going out multicast at fixed framerate
> and constant bitrate. Normally the output is about 3-5 seconds behind the
> input.
On Thu, Feb 27, 2025 at 11:25 AM Vladimir Mishonov via ffmpeg-user <
ffmpeg-user@ffmpeg.org> wrote:
> So, I've managed to figure out that this may be related to input streams
> having different resolutions.
>
https://ffmpeg.org/pipermail/ffmpeg-user/2024-August/058638.html
> In the meantime, I
On Thu, Feb 27, 2025 at 11:49 PM Vladimir Mishonov via ffmpeg-user <
ffmpeg-user@ffmpeg.org> wrote:
> On 2025-02-28 02:36, Greg Oliver wrote:
>
> > On Thu, Feb 27, 2025 at 11:25 AM Vladimir Mishonov via ffmpeg-user <
> > ffmpeg-user@ffmpeg.org> wrote:
> >
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