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Not respecting audio delay flag in MKV ("Delay relative to ...

    https://github.com/HandBrake/HandBrake/issues/465
    2016-12-30 · I want to transcode a MKV file that has a audio delay flag in it, "Delay relative to video". Handbrake doesn't seem to read this flag and this causes the resulting video to have the audio begin before the video does (1s960ms in this case). What are the steps to …

Small audio delay relative to video after encoding in ...

    https://forum.videohelp.com/threads/402395-Small-audio-delay-relative-to-video-after-encoding-in-HandBrake-or-muxed
     · Occasionally, I notice for some audio encodes in HandBrake, I get a small -5 ms audio delay relative to video. If I choose audio passthrough, there isn't a delay. I also noticed some times unaltered audio tracks (extracted from same source) muxed into the encoded mkv file of that source using MKVToolnix, will also produce a -5 ms audio delay.

Added "Delay Relative to Video" on outputs [HELP ...

    https://forum.videohelp.com/threads/363070-Added-Delay-Relative-to-Video-on-outputs-%5bHELP%5d
     · To compensate for the 15ms difference, an audio delay of 15ms is used when muxing. ... (checked it through mediainfo under "delay relative to video") will getting a 11ms delay in the output still okay? also, i was wondering why the delay in outputs are all fixed with 11ms-not really an expert sorry Quote . 13th Mar 2014 22:27 #12. hello_hello.

Audio "Delay Relative to Video" in MKV with Handbrake ...

    https://forum.makemkv.com/forum/viewtopic.php?t=24267
    2021-1-11 · This new category under the Audio is, "Delay Relative to Video." Whenever I change a DTS sound format into the AC-3 format in order to compress the sound into either 448kbs or 640kbs, it shows a "Delay Relative to Video" of -5ms. In VLC, in the Codec and Media Information, I do not see that type of "Delay" category listed.

VLC HowTo/Adjust audio delay - VideoLAN Wiki

    https://wiki.videolan.org/VLC_HowTo/Adjust_audio_delay/
    2020-3-15 · During playback you can press j or k to adjust audio delay (adjust step is 50 ms). If audio is ahead of image, press j. if audio is behind image, press k. or the other way round; negations can be pretty confusing. This page is part of the informal VLC Support Guide.

How To Fix Audio Video Sync Permanently On MP4 [3 Best …

    https://www.rescuedigitalmedia.com/troubleshoot-audio-sync-in-mp4-videos
    2022-2-5 · MP4 video audio out of sync or uneven audio issue is one of them. So, if you are also facing this issue and want to fix audio video sync permanently then keeping on reading this post. To fix audio video sync permanently or audio sync in MP4 videos, you can use VLC media player or a third-party video editing app to adjust the track synchronization

FFMPEG Fix Audio Sync – Uly.me

    https://uly.me/ffmpeg-fix-audio-sync/
    2020-6-14 · FFMPEG Fix Audio Sync. If you have a video with audio sync issues, you can easily fix it using ffmpeg. It takes 2 inputs: the filename and delay: 0.100 is 100 ms or 0.1 seconds. Output file has -fixed appended to it. It’s fast. Only takes 2-3 seconds to process a 1.5 hour recording.

Audio Video Sync With ffmpeg - Stack Overflow

    https://stackoverflow.com/questions/13902507/audio-video-sync-with-ffmpeg
    2013-1-7 · It has audio/video synchronization problems. The video is going to fast, and audio is good. Video has strange frame rate: 26.07 fps. How can I fix the video stream using ffmpeg. At the start of the video the sync is ok but at the end of the video stream there are about 5 min of audio left and it's playing with black screen.

WebRTC笔记(三)音视频同步 - jiayayao - 博客园

    https://www.cnblogs.com/jiayayao/p/12649665.html
    2020-4-6 · WebRTC笔记(三)音视频同步. 1. RTP timestamp和SeqNo. 2. RTP timestamp和NTP timestamp是同一时刻的不同表示;. 3. 音视频同步的基本对象是AudioReceiveStream和VideoReceiveStream,两者都继承自Syncable;. 4. 负责音视频同步的线程是ModuleProcessThread,主要处理文件是rtp_streams_synchronizer.cc ...

WebRTC音视频同步分析_lincaig的专栏-CSDN博客_webrtc ...

    https://blog.csdn.net/lincaig/article/details/81209895
    2018-7-26 · 对于视频点播还是实时视频开发,音视频同步是一个必要的环节。目录一、音视频同步原理二、点播、直播视频播放器三、实时视频四、WebRTC音视频同步源码分析五、总结 一、音视频同步原理 一般来说,音视频同步就是视频同步到音频。视频在渲染的时候,每一帧视频根据与音频的时间戳对比,来 ...

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