Re: [FFmpeg-user] Why my cut video weighs twice as much?

> Hello, > No one knows? :( > > Le sam. 14 oct. 2023 à 12:16, Bohort a écrit : > >> Hi there, >> I use version 4.4.2-0ubuntu0.22.04.1. >> I want to cut a part of a video: to do this, I use ffmpeg, with these >> options: >> $ ffmpeg -i 2023-10-14.m2ts -ss 01:20:00.000 -to 01:30:36.300 -c:v copy >>

Re: [FFmpeg-user] FFPLAY

On Wed, 20 Sep 2023 03:10:18 +0300 Anatoly wrote: > On Tue, 19 Sep 2023 15:08:18 +0700 > faut_voir wrote: > > > Hello, > > > > > > _I've spent a lot of time to look for an answer about my 2 > > questions whithout success_ : > > > > > &g

Re: [FFmpeg-user] FFPLAY

On Tue, 19 Sep 2023 15:08:18 +0700 faut_voir wrote: > Hello, > > > _I've spent a lot of time to look for an answer about my 2 questions > whithout success_ : > > > *# QUESTION 1* > > I would like to play a movie's file on my computer, but select and > play directly by the command line, the

Re: [FFmpeg-user] hikvision eth cam live stream to youtube

On Mon, 4 Sep 2023 09:33:06 +0200 frhun wrote: > Hello > > I have a hikvision DS-2CD2442FWD-IW camera. > I would like to stream the image of this camera to youtube. I will > transcode it and add text fields. > This is a sporting event with results and names of the competitors. > Youtube always

Re: [FFmpeg-user] stream frames using Ethernet camera

On Thu, 31 Aug 2023 16:27:47 +0200 "Naveen.B" wrote: > Hello, > > I have an ethernet camera connected to my ethernet port and I need to > stream those Images using ffmpeg command, > source address: 192.168.9.78 > UDP port: 5004 > > ffmpeg command: ffmpeg eth0 -i udp://192.168.9.78:5004 >

Re: [FFmpeg-user] How To Fix No Sound on Ubuntu in Hyper-V

On Wed, 30 Aug 2023 10:32:56 +0200 wrote: > 2. I get sound with a command like ffmpeg -i in.wav -c:a pcm_s16le -f > s16le udp://IP:18181 ==> Fine > 3. netstat -a -n -b : nothing for protocole UDP, my IP, port 18181 > (but yes for ports 137, 138, 1900) ==> sob > How is it possible ? May it be

Re: [FFmpeg-user] How To Fix No Sound on Ubuntu in Hyper-V

On Tue, 29 Aug 2023 16:05:58 +0200 wrote: >b) May use sockstat.exe to check for listening socket. ==> > sockstat.dll in not installed on my Windows machine, and as a > miserable earthworm, I've not the skill to install it. > I used "netstat" : many lines with my IP address but none

Re: [FFmpeg-user] How To Fix No Sound on Ubuntu in Hyper-V

On Mon, 28 Aug 2023 20:45:32 + Carl Zwanzig wrote: > On 8/28/2023 5:58 AM, Anatoly wrote: > >> 2. is the IP right ? 0.0.0.0. :18181 looks odd, isn't it ? > > > Right. 0.0.0.0 dees mean accept incoming connections on all network > > interfaces of your machi

Re: [FFmpeg-user] How To Fix No Sound on Ubuntu in Hyper-V

On Sat, 26 Aug 2023 12:14:26 +0200 wrote: > 1.How could I know the ffmpeg server is really launched ? Via > Task Manager, I dont see anything, neither Process, nor Services It is running until it does not exit with or without error in your terminal. May use sockstat.exe to check for

Re: [FFmpeg-user] Concat MTS problems

On Sat, 11 Feb 2023 20:56:44 +0300 Alexander Gribanov wrote: > Hello! > > I have a camera which splits long recordings into files 2 Gb size... > > How to concat them properly via ffmpeg? > > I make text file files.txt like this: > file '2022-12-30_2.MTS' > file '2022-12-30_3.MTS' >

Re: [FFmpeg-user] Mal-formed MP4s from Blue Iris won't play on Apple Silicon Macs. Diagnose ffprobe output?

On Thu, 9 Feb 2023 11:04:31 -0800 Steven Kan wrote: > > On Feb 9, 2023, at 8:09 AM, Anatoly > > wrote: > > > > Hello, > > On Wed, 8 Feb 2023 16:11:39 -0800 > > Steven Kan wrote: > > > >>> On Feb 7, 2023, at 10:56 PM, Ferdi Scholten

Re: [FFmpeg-user] Mal-formed MP4s from Blue Iris won't play on Apple Silicon Macs. Diagnose ffprobe output?

Hello, On Wed, 8 Feb 2023 16:11:39 -0800 Steven Kan wrote: > > On Feb 7, 2023, at 10:56 PM, Ferdi Scholten > > wrote: > > > > I have a Windows PC running Blue Iris security camera software, and > > it has a "Direct-to-disc" option whereby it records video straight > > from each camera's h.264

Re: [FFmpeg-user] Please help with weird video problems

On Wed, 8 Feb 2023 20:41:46 +0300 Alexander Gribanov wrote: > ср, 8 февр. 2023 г. в 17:53, Anatoly : > > > On Wed, 8 Feb 2023 14:46:04 +0300 > > Alexander Gribanov wrote: ...snip... > > 1. Do You think Handbrake has the decoder which was able to decode or > it ju

Re: [FFmpeg-user] Please help with weird video problems

On Wed, 8 Feb 2023 20:41:46 +0300 Alexander Gribanov wrote: > ср, 8 февр. 2023 г. в 17:53, Anatoly : > > > On Wed, 8 Feb 2023 14:46:04 +0300 > > Alexander Gribanov wrote: > > > > > ср, 8 февр. 2023 г. в 02:11, Anatoly > > > : > > > &g

Re: [FFmpeg-user] Please help with weird video problems

On Wed, 8 Feb 2023 14:46:04 +0300 Alexander Gribanov wrote: > ср, 8 февр. 2023 г. в 02:11, Anatoly : > > > On Tue, 7 Feb 2023 22:00:35 +0300 > > Alexander Gribanov wrote: > > > > > Hello! > > > > > > Here is a downloaded Facebook

Re: [FFmpeg-user] Please help with weird video problems

On Tue, 7 Feb 2023 22:00:35 +0300 Alexander Gribanov wrote: > Hello! > > Here is a downloaded Facebook Livestream video which I'm trying to > process: > https://drive.google.com/file/d/1mVkQbzVSzhOlQbT2mB1J2yvPFV5kl5Dq/view?usp=share_link > > I can play it correctly in MPC-HC Media Player

Re: [FFmpeg-user] What is a "pad" in the context of an "input pad", an "output pad" and a "filter pad"

On Thu, 27 Oct 2022 15:57:59 -0400 Clay via ffmpeg-user wrote: > Dumb ffmpeg question alert: > > What is a "pad" in the context of an "input pad", an "output pad" and > a "filter pad"? > > I understand the concept of padding a video with horizontal or > vertical bars, padding audio with dead

Re: [FFmpeg-user] FFMpeg question on Raspberry Pi

On Tue, 22 Feb 2022 14:14:29 -0600 Fred Kemp wrote: >     I need help in trying to develop a security camera for a remote > area of a farm.  There is no internet in some places there and some > of the motion videos may be long, e.g., 20 to 30 minutes. > >     So, I would like to be able to

Re: [FFmpeg-user] Alternative to Dynamic Text

On Thu, 4 Nov 2021 20:14:16 +0800 LianCheng wrote: > Yes, would like to know in ffmpeg, under drawtext, the textfile > (reload=1) is using read-write or read-only mode? I think "procmon.exe" from Microsoft https://docs.microsoft.com/en-us/sysinternals/downloads/procmon can help you to find the

Re: [FFmpeg-user] Can ffmpeg record video from this kind of URL?

On Thu, 04 Nov 2021 01:00:52 +0100 Bo Berglund wrote: > On normal streaming videos youtube-dl closes the video download on > receiving Ctrl-C and then exits. > And the interrupted video is fixed so it can be played. > So I am using a this command structure in my at job to download a > specific

Re: [FFmpeg-user] Can ffmpeg record video from this kind of URL?

On Thu, 07 Oct 2021 10:27:51 +0200 Bo Berglund wrote: > On Wed, 1 Sep 2021 16:30:00 +0300, anat...@kazanfieldhockey.ru wrote: > > >Right, you need m3u8. > >F12->Network->Enter "m3u8" in the textbox above the list to filter > >out. > >> Is there a command line call I can make to extract the

Re: [FFmpeg-user] Can ffmpeg record video from this kind of URL?

> > Related question: > - > How do I extract the proper m3u8 URL from the webpage in the best/safest > way? > Some of these pages display a scrolling long list of items when one > presses the > F12 function key in FireFox and it is not obvious to me what I should try. > And there

Re: [FFmpeg-user] Decrease CPU usage?

On Sun, 1 Nov 2020 21:11:53 -0300 Diego Patricio Durante wrote: > Hello community! I have RTSP streams from cameras, and I'm interested > to save it to a disk and share as MP4. The main problems are the trade > off between disk usage and CPU usage without converting the format nor > scaling the

Re: [FFmpeg-user] Glossary: Nyquist

On Sun, 4 Oct 2020 22:52:19 -0400 "Mark Filipak (ffmpeg)" wrote: > Correction: > "if your sampling frequency exceeds Nyquist" was "if your sampling > frequency exceeds Nyquist/2" (which was an inadvertent mistake). > Sorry. > > > On 10/04/2020

Re: [FFmpeg-user] Glossary: Nyquist

On Sun, 4 Oct 2020 10:37:41 -0400 "Mark Filipak (ffmpeg)" wrote: > On 10/04/2020 03:52 AM, Rodney Baker wrote: > > On Sunday, 4 October 2020 7:13:20 ACDT Mark Filipak (ffmpeg) > > wrote: > >> On 10/03/2020 02:05 PM, Anatoly wrote: > >>> On Sa

Re: [FFmpeg-user] Glossary: Nyquist

On Sat, 3 Oct 2020 21:22:38 -0400 "Mark Filipak (ffmpeg)" wrote: > Here's what I visualize: > Imagine a heat map -- one of those colorful images ...reds and > yellows and greens and blues. Then, imagine a screen in front of it, > between you and the heat map. The screen is the final samples

Re: [FFmpeg-user] DE-REBERB

On Sat, 3 Oct 2020 13:46:48 +0200 Marco Mircoli wrote: > Hello, >quite interested if there is a de-reverb funcion in ffmpeg or if > is it possible to implement via plugins. > Thanks in advance. Don't know about current situation, but about a year ago I faced a need to dereverbrate audio

Re: [FFmpeg-user] Glossary: Nyquist

On Sat, 3 Oct 2020 11:05:03 -0400 "Mark Filipak (ffmpeg)" wrote: > On 10/03/2020 06:41 AM, Anatoly wrote: > > On Fri, 2 Oct 2020 20:47:57 -0400 > > "Mark Filipak (ffmpeg)" wrote: > -snip- > >> By the way, I've given up trying to make an illu

Re: [FFmpeg-user] Glossary: Nyquist

On Fri, 2 Oct 2020 20:47:57 -0400 "Mark Filipak (ffmpeg)" wrote: >In your scenario, your eyes do see 640x480. Your brain does see >640x480. But in order to cleanly 'see' a black-white edge inside those >640x480 dots, the 640x480 dots need to be made from 1280x960 samples >within the camera. If

Re: [FFmpeg-user] Glossary: Nyquist

On Thu, 1 Oct 2020 20:25:30 -0400 "Mark Filipak (ffmpeg)" wrote: > On 10/01/2020 07:43 PM, Anatoly wrote: > > On Wed, 30 Sep 2020 19:21:59 -0400 > > "Mark Filipak (ffmpeg)" wrote: > > > >> Nyquist [adjective]: 1, Reference to the Nyquist-Shan

Re: [FFmpeg-user] Glossary: Nyquist

On Wed, 30 Sep 2020 19:21:59 -0400 "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

Re: [FFmpeg-user] Change filters in runtime

On Wed, 7 Aug 2019 15:07:48 -0300 Music Br wrote: > I need to change an overlay image on the video and resize the video > while running ffmpeg. It is possible? If so, how to proceed? > ___ > ffmpeg-user mailing list > ffmpeg-user@ffmpeg.org >

Re: [FFmpeg-user] man ffmpeg absent

On Tue, 18 Jul 2017 16:45:39 +0300 ILJA SHEBALIN <iljashebal...@gmail.com> wrote: > Anatoly, thanks for such an informative response. It looks like its > tougher than I thought with all this compiling and alike. Compiling may need little knowledge, but using port system to do that mu

Re: [FFmpeg-user] man ffmpeg absent

On Tue, 18 Jul 2017 00:32:14 +0300 ILJA SHEBALIN wrote: > Thanks, I'll consider moving to Macports. I just wanted to know what > is that It must be source code, almost program(s) texts written in C programming language. > and how is that different from three binaries for

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

tasos wrote: > More specifically i get > Failed to open progress URL "/tmp/foo": No such device or > address Writing to unix socket works for me with url like this: -progress "unix:/tmp/foo" ___ ffmpeg-user mailing list

Re: [FFmpeg-user] Seeking for a method to remove sections of a video

> Hi, > > I'm new to this list. > > I'm seeking for a tool to remove the start and end sections of a movie > recorded from TV, plus sections on the middle (commercials), in Linux. I > have tried several GUI tools and they are either too complex or lack > some crucial feature (like handling two

Re: [FFmpeg-user] how to pass output of lavfi to xv?

On Sun, 28 May 2017 23:07:37 +0200 Moritz Barsnick wrote: > I get a totally different error message, including an indication as to > what to do about it (choose an xv-compatible pixel format). Thank you for pointing me that, I've just overlooked those strings in the middle of

[FFmpeg-user] how to pass output of lavfi to xv?

I need to monitor audio levels while capturing audio/video. To achieve this I tried simple thing first: # ffmpeg -i Like\ an\ e-bird.mp3 -lavfi showvolume -f xv audiolevel And I've got: ... Stream mapping: Stream #0:0 (mp3) -> showvolume showvolume -> Stream #0:0 (rawvideo) Could not write