[FFmpeg-user] FFMPEG Changes TimeBase in Trim Operation?

I'm having trouble using FFMPEG to manipulate mp4 videos that are the output of a Wolverine film2video converter. The converter has no provision for editing and produces videos with a 30fps frame rate, but with the film frames copied one-to-one to the video, so the playback speed is wrong. [8mm =

Re: [FFmpeg-user] Transport Stream Error Correction & Cleanup possible?

> I don't think this is correct in general. Just what I found on https://en.wikipedia.org/wiki/MPEG_transport_stream > I often used ProjectX (even for H264) It is said that HDTV-streams are MPEG-4 AVC (aka H264) which is incompatible with Pro

Re: [FFmpeg-user] Adding user-defined SEI messages thru libavcodec/libx264

On 01-11-2014 9:14, SF wrote: I am searching a way to insert private SEI messages before each picture when encoding with x264. As far as i see from the libx264.c code, it is not supported up to now. Am i correct ? If yes, i am willing to push patch to support this, but do you have a preferred

Re: [FFmpeg-user] Quicktime reference files

Hi Gyan. Thank you for your answer. If I’m not mistaken, that will tell ffmpeg to look for the asset here: "/Media/LA-PDS-Clips/CL18_MD1_MB_BOP_H.mov”. But the asset is located here: "/media/fork/Media/LA-PDS-Clips/CL18_MD1_MB_BOP_H.mov”. Anyway, I tried that, and whiteout any success. > On 4

Re: [FFmpeg-user] adding movie clips together to make one continious clip

2018-01-05 6:19 GMT+01:00 Russ Whitaker : > Have several movie clips I would like to put together to make one > single movie clip. Tried the hint on the man page with two clips. Command line and complete, uncut console output missing. (The concat protocol cannot work for mov files, this is not a

[FFmpeg-user] adding movie clips together to make one continious clip

Hi Have several movie clips I would like to put together to make one single movie clip. Tried the hint on the man page with two clips. The resulting file lenght looked right but only the first clip played. Please send me some command-line instructions to do it right. email: r...@ashlandhome.net

[FFmpeg-user] Corrupted output when resizing with scale_npp filter

Hello everyone, I've been struggling with this and unfortunately I'm not getting any further. I'm trying to transcode a single video file into multiple variants with different resolutions/bitrates using GPU acceleration - in one command. The idea seems simple, and is even covered by NVIDIA as we

Re: [FFmpeg-user] Install ffmpeg 3 on RHEL 7

Never mind, I figured it out -Original Message- From: ffmpeg-user [mailto:ffmpeg-user-boun...@ffmpeg.org] On Behalf Of Legault, Phillip [GTSUS] Sent: Friday, January 5, 2018 4:05 AM To: FFmpeg user questions Subject: [EXTERNAL] Re: [FFmpeg-user] Install ffmpeg 3 on RHEL 7 Thanks Moritz,

Re: [FFmpeg-user] Install ffmpeg 3 on RHEL 7

Thanks Moritz, I run this at the command line: ffmpeg -f mp4 -ar 22050 -b:v 650k -ab 32k -ac 1 79_a905683b284b286.mp4 I get: ffmpeg version 3.4.1 Copyright (c) 2000-2017 the FFmpeg developers built with gcc 4.8.5 (GCC) 20150623 (Red Hat 4.8.5-16) configuration: --arch=x86_64 --bindir=/usr/bin