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Audio/Video Sync issues - Wowza Community
https://www.wowza.com/community/t/audio-video-sync-issues/40089
Does Wowza use the very first Sender Report and ignores all the reports coming after this? Yes, by default we only look at the first video and audio SR report to sync the streams. You can instruct Wowza Server to. look at subsequent SR reports by adding this property to you RTP/Properties in conf/[application]/Application.xml: rtpResyncAudioVideoOnSR
Problem Audio - Video out of Sync - Wowza Community
https://www.wowza.com/community/t/problem-audio-video-out-of-sync/34062
Excuse me: wrong thread: I don’t know how to change - We are using Wowza for live streaming. Everything worked fine for months. Suddenly, last days, a problem has occured: The Audio and Video are out of sync (the audio occurs 2 seconds before the video). As far as we can see, the only change is: we have only done an linux update (apt-get update). Also the latests version of …
Video and Audio out of sync - Wowza Community
https://www.wowza.com/community/t/video-and-audio-out-of-sync/34458
After 2 or 3 minutes, audio will be behind video approximately 3 to 4 seconds. Over my LAN, flash audio and video are in sync just fine. On my Android smartphone (Motorola Bionic) with a 4G connection, flash audio and video are out of sync about 15 frames, but the gap doesn’t appear to increase no matter how long the stream plays.
Audio / Video Sync Issues (Live RTMP Stream - wowza.com
https://www.wowza.com/community/t/audio-video-sync-issues-live-rtmp-stream-potential-encoder-config-issue/40709
Video Encoder: H264. Frame Rate: 29.97fps. Bitrate: 768kbps. De-Interlace: MotionAdaptive. Audio Settings. Format: 48.000 KHz, 16 bit, Stereo. Audio Type: Low Complexity. Bitrate: 128kbps. Audio Encoder: AAC. Often, audio / video fall out of sync after a few hours of streaming. These streams are LIVE 24/7. We are also using Wowza Transcoder to transcode these streams.
Use alternative audio or video tracks with MPEG ... - Wowza
https://www.wowza.com/docs/how-to-use-alternative-audio-or-video-tracks-with-mpeg-dash-streams
Wowza Streaming Engine uses custom Synchronized Multimedia Integration Language (SMIL) files to link multiple video or audio tracks (or renditions) together within a MPEG-DASH live or on demand stream. Renditions that are defined using <video> tags in the SMIL file will overwrite information in the MPEG-DASH MPD.
Fix unaligned video and audio with a server-side sort - …
https://www.wowza.com/docs/how-to-fix-unaligned-video-and-audio-with-a-server-side-sort-buffer
Use Wowza nDVR playlist request; Wowza nDVR: Query recording duration; Extract MP4-formatted files from DVR streams; Select audio and subtitle tracks from a VOD file; Add a Media Cache source ; Add graphic overlays to transcoded live streams; Decrypt PlayReady-encrypted VOD content; Control HTTP origin session creation; Convert timed metadata from …
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