![]() Quote from: eumagga0x2a on February 10, 2023, 10:54:30 PMRegarding timestamps, Avidemux will shift (delay) all timestamps to ensure that all valid timestamps are non-negative (it stores timestamps as an unsigned 64-bit integer). Changes in Avidemux v2.8. Wow, I'll let the devs over at FFmpeg know. Even if I use FFmpeg to export to MKV, the warnings are completely gone. ts, to import into FFmpeg and the issue was gone. Download Avidemux Portable 2.8. ![]() Oh, wow, I've spent probably a month trying to diagnose this issue before. The MP4 muxer in FFmpeg doesn't exhibit this issue, please use it as far as Matroska container is not mandatory for your purposes. Quote from: eumagga0x2a on February 10, 2023, 10:54:30 PMRegarding "Non-monotonous DTS in output stream" warnings, this looks for me at first glance like a bug in Matroska muxer in FFmpeg, affecting interlaced, field-encoded streams. Uhh, I meant a delay pre-specified in the video file, the kind MediaInfo would tell you about and the player would automatically compensate for. Quote from: eumagga0x2a on February 10, 2023, 10:54:30 PMIt might be helpful to compare with the source video, but the samples you have provided show good A/V sync on my system. The original "ffmpeg trimmed" file also contains a DVB sub, identical in timing and images to the PGS subtitle. I installed the version Im using from Avidemux 2.8.09-08h29m588c8f3e649.dmg (a nightly build, I think). Avidemux is a free video editor designed for simple cutting, filtering and encoding tasks. There is also a PGS subtitle in there that you can use to check whether or not the timestamps are being changed. A new version of Avidemux Portable has been released. The source code for Avidemux should be freely available and modifications are certainly permitted as well as. ![]() The license provides the options to freely download, install, run and share this program without any restrictions. Here are some sample files for you to see the issue. Avidemux is available for free and released under the open source GPLv2 license on Windows from audio and video editors. This FFmpeg error causes the video FPS to go haywire. Download Avidemux Portable 2.8. Changes in Avidemux v2.7.1 v2.7.2 FFmpeg:Update to the 3.3. All of them have some sort of delay between the video and the audio.ĪviDemux seems to not like this type of file, since every time I cut or just simply export one without trimming in AviDemux, it changes the timestamps and the original delay.įor this particular issue, I would like to know exactly how AviDemux changes these timestamps, if the issue cannot be fixed, so I can at least perform the same adjustments on subtitles.Īlso, for some reason, every single file cut using AviDemux causes FFmpeg to throw a "Non-monotonous DTS in output stream", but this only happens if one actually trims the file, not just exports it. In this tutorial, we explore datamoshing video in Avidemux (a free and open-source transcoding and video editing software) and the glitch visuals that can be. I have a multitude of files originating from TV that need to be cut.
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