[FFmpeg-user] Use source wallclock (NTP) in RTSP/RTCP streams to setpts for inter-media synchronization

I'm working on a project to multiplex several RTSP streams, from cameras, into a simple "grid" output.    The issue is that the cameras are intended to form an ultra-wide (panoramic) view and while total latency is never as low as one would like, relatively latency is a real problem. I'm not e

[FFmpeg-user] Digest delivery ?

Hi All, Is it possible to get a digest delivery from this list? Thank you for all the great info here! All my best, Michael [image: facebook] [image: twitter] [image: linkedin]

[FFmpeg-user] ffmpeg with vulkan and or opencl

I have installed opencl and vulkan drivers on linux: Linux 5.8.0-7630-generic #32~1609193707~20.10~781bb80-Ubuntu SMP Tue Jan 5 21:29:56 UTC 2 x86_64 x86_64 x86_64 GNU/Linux I am using ffmpeg version: ffmpeg version 4.3.1-4ubuntu1 Copyright (c) 2000-2020 the FFmpeg developers built with gcc 10 (Ub

[FFmpeg-user] iOS AVPlayer won't play audio files from FFMPEG

Before requesting audio data iOS AVPlayer requests byte range 0-1 from FFMPEG. FFMPEG gives a 200 response, but AVPlayer requires a 206 response. This results in the request failing and audio can't be played. Can we change FFMPEG http to return a 206 response? *Expected behavior*: Play tracks

Re: [FFmpeg-user] Compiling FFmpeg with Nvidia GPU acceleration

Yes, it replaces Windows. https://ubuntu.com/tutorials/install-ubuntu-desktop#1-overview On Sat, Jan 16, 2021 at 10:49 AM madderek--- via ffmpeg-user < ffmpeg-user@ffmpeg.org> wrote: > > > -Original Message- > From: ffmpeg-user On Behalf Of Michael > Shaffer > Sent: 16 January 2021 15:2

Re: [FFmpeg-user] Compiling FFmpeg with Nvidia GPU acceleration

-Original Message- From: ffmpeg-user On Behalf Of Michael Shaffer Sent: 16 January 2021 15:23 To: FFmpeg user questions Subject: Re: [FFmpeg-user] Compiling FFmpeg with Nvidia GPU acceleration Thanks for reply Does that mean installing ubuntu rather than Windows? (which I've never don

Re: [FFmpeg-user] Compiling FFmpeg with Nvidia GPU acceleration

You could try using Ubuntu Linux. I followed the Nvidia instructions for installing acceleration on my GTX 1080 and it worked fine. On Sat, Jan 16, 2021 at 9:47 AM madderek--- via ffmpeg-user < ffmpeg-user@ffmpeg.org> wrote: > > > > > -Original Message- > From: ffmpeg-user On Behalf Of C

Re: [FFmpeg-user] Compiling FFmpeg with Nvidia GPU acceleration

-Original Message- From: ffmpeg-user On Behalf Of Carl Zwanzig Sent: 15 January 2021 21:13 To: ffmpeg-user@ffmpeg.org Subject: Re: [FFmpeg-user] Compiling FFmpeg with Nvidia GPU acceleration Thanks very much for taking the trouble to reply. I'm following the instructions here

[FFmpeg-user] How to join mp3 with array of images(paths from text file) along with seconds frame wise?

Hello All, I have used older FFmpeg which is currently not working in Android 10 and later, I started learning this library and I need help for a the command that combines mp3 with images(array) and also duration define by sec. by images wise **Older I used ** String[] inputCode = application.ge