# Wowza Streaming Engine

**URL:** https://community.wowza.com/c/wowza-streaming-engine/8.md?page=16

[Latest](https://community.wowza.com/latest.md) · [Categories](https://community.wowza.com/categories.md) · [Tags](https://community.wowza.com/tags.md)

**Page:** 17

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## [Server Specs - Only for recording the live meeting](https://community.wowza.com/t/server-specs-only-for-recording-the-live-meeting/95042)

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**Author:** [@Mohamed\_Hasan\_Adnan](https://community.wowza.com/u/Mohamed_Hasan_Adnan)\
**Replies:** 5\
**Last updated:** [June 13, 2022, 6:22pm UTC](https://community.wowza.com/t/server-specs-only-for-recording-the-live-meeting/95042 "2022-06-13T18:22:57Z")

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Hi guys, I want to record live meeting that gets streamed from pexip to WSE. What is the required server specs and hard-drive to store 720 HD for about 4 hours a day for 30 days and for about 100 concurrent meetings. T…

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## [Sample video is not working w/ HTML5 video tag on window's chrome browser](https://community.wowza.com/t/sample-video-is-not-working-w-html5-video-tag-on-windows-chrome-browser/95024)

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**Author:** [@Daniel\_Hwang](https://community.wowza.com/u/Daniel_Hwang)\
**Replies:** 4\
**Last updated:** [June 10, 2022, 4:48pm UTC](https://community.wowza.com/t/sample-video-is-not-working-w-html5-video-tag-on-windows-chrome-browser/95024 "2022-06-10T16:48:36Z")

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I trying to play wowza sample video using html5 video tag. This document, https://www.wowza.com/docs/how-to-play-video-using-the-html5-video-tag, is so simple, and I followed, but it doesn’t work. I tried another appr…

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## [Using Wowza Streaming Engine to create group video and live streaming?](https://community.wowza.com/t/using-wowza-streaming-engine-to-create-group-video-and-live-streaming/92158)

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**Author:** [@Nguyen\_Truong\_Sa](https://community.wowza.com/u/Nguyen_Truong_Sa)\
**Replies:** 3\
**Last updated:** [June 7, 2022, 11:18pm UTC](https://community.wowza.com/t/using-wowza-streaming-engine-to-create-group-video-and-live-streaming/92158 "2022-06-07T23:18:04Z")

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Can I’m using Wowza Streaming Engine to create group video(for meeting) and live streaming group? Any ideas for that? Thanks for help!

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## [DRM management for event](https://community.wowza.com/t/drm-management-for-event/93605)

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**Author:** [@Al3x4nder](https://community.wowza.com/u/Al3x4nder)\
**Replies:** 4\
**Last updated:** [June 6, 2022, 10:49am UTC](https://community.wowza.com/t/drm-management-for-event/93605 "2022-06-06T10:49:08Z")

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Hello, I’m working for the fist time with Wooza Streaming Engine and I would like to know if there is a way to customize and manage the DRM. In particular, I would like to activate the DRM (widevine) for only some spec…

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## [Can we convert DTMF to SCTE35 on a live stream? else can we convert SCTE104 to SCTE35](https://community.wowza.com/t/can-we-convert-dtmf-to-scte35-on-a-live-stream-else-can-we-convert-scte104-to-scte35/48970)

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**Author:** [@Ruban\_Raj](https://community.wowza.com/u/Ruban_Raj)\
**Replies:** 2\
**Last updated:** [February 18, 2022, 4:16am UTC](https://community.wowza.com/t/can-we-convert-dtmf-to-scte35-on-a-live-stream-else-can-we-convert-scte104-to-scte35/48970 "2022-02-18T04:16:08Z")

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I have a live stream which is having DTMF trigger in it. Is there an option to convert DTMF to SCTE35 ?

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## [DTMF Tones detection](https://community.wowza.com/t/dtmf-tones-detection/39513)

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**Author:** [@kanwar\_sangha](https://community.wowza.com/u/kanwar_sangha)\
**Replies:** 1\
**Last updated:** [November 20, 2012, 1:30pm UTC](https://community.wowza.com/t/dtmf-tones-detection/39513 "2012-11-20T13:30:50Z")

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Hi - Is there a way to detect DTMF tones when the RTP packets are in the incoming stream ? Is there a way to write some custom module to check the RTP packet contents and take action based on DTMF tones ? Thanks Kanwar …

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## [How to remove ID3 Priv Tag (Stream Uptime) from Hls Chunks](https://community.wowza.com/t/how-to-remove-id3-priv-tag-stream-uptime-from-hls-chunks/95027)

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**Author:** [@ceyhun\_ceyhun](https://community.wowza.com/u/ceyhun_ceyhun)\
**Replies:** 0\
**Last updated:** [June 4, 2022, 3:59pm UTC](https://community.wowza.com/t/how-to-remove-id3-priv-tag-stream-uptime-from-hls-chunks/95027 "2022-06-04T15:59:48Z")

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Hi I need to remove ID3 Priv tag (Stream Uptime) from hls aac chunks ? How can remove that tags ? Thanks Cenk

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## [SMIL Playlist api](https://community.wowza.com/t/smil-playlist-api/94946)

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**Author:** [@bhuvanesh\_jay](https://community.wowza.com/u/bhuvanesh_jay)\
**Replies:** 10\
**Last updated:** [June 4, 2022, 8:15am UTC](https://community.wowza.com/t/smil-playlist-api/94946 "2022-06-04T08:15:59Z")

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Hi team, There is an api for creating the smil file(https://www.wowza.com/docs/smil-files-query-examples). But I need to pass the playlist and stream name in the api. Please help out of this, Thanks

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## [Smil live streaming update](https://community.wowza.com/t/smil-live-streaming-update/95006)

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**Author:** [@castis\_castis](https://community.wowza.com/u/castis_castis)\
**Replies:** 7\
**Last updated:** [June 3, 2022, 7:33am UTC](https://community.wowza.com/t/smil-live-streaming-update/95006 "2022-06-03T07:33:55Z")

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I am using the smil file to configure the origin-edge. Change the schedule in smil and apply it using load or reload curl. If applied, the currently playing content will be played from the beginning. Is it possible to ch…

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## [how to protect the license key?](https://community.wowza.com/t/how-to-protect-the-license-key/37757)

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**Author:** [@Paul\_Santos](https://community.wowza.com/u/Paul_Santos)\
**Replies:** 6\
**Last updated:** [June 3, 2022, 9:57pm UTC](https://community.wowza.com/t/how-to-protect-the-license-key/37757 "2022-06-03T21:57:50Z")

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is there a way to protect the license key? we are a shared hosting company offering wowza, we have a number of technicians who have access to the server root, how can we protect the license key? Thanks

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## [Wowza Streaming Streaming engine is not installed. But not able to access via url](https://community.wowza.com/t/wowza-streaming-streaming-engine-is-not-installed-but-not-able-to-access-via-url/94950)

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**Author:** [@Sreejith\_Thulasidas](https://community.wowza.com/u/Sreejith_Thulasidas)\
**Replies:** 2\
**Last updated:** [June 3, 2022, 7:52am UTC](https://community.wowza.com/t/wowza-streaming-streaming-engine-is-not-installed-but-not-able-to-access-via-url/94950 "2022-06-03T07:52:00Z")

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Installed Wowsa streaming server to Windows server. Tried accessing the server via https://localhost:1935/serverversion . But not able to access. Any pointers will be helpfull.

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## [Webrtc recording/compositing- issue in adding audio track at correct position](https://community.wowza.com/t/webrtc-recording-compositing-issue-in-adding-audio-track-at-correct-position/94569)

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**Author:** [@vinaya\_zeple](https://community.wowza.com/u/vinaya_zeple)\
**Replies:** 3\
**Last updated:** [June 2, 2022, 10:13pm UTC](https://community.wowza.com/t/webrtc-recording-compositing-issue-in-adding-audio-track-at-correct-position/94569 "2022-06-02T22:13:09Z")

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We are using wowza webrtc and able to implement it in live. But on wowza server, seperate streams are getting recorded for every user. As per documentation, compositing on wowza server is not supported. we have to merge…

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## [Unreal Engine Pixel Streaming WebRTC to RTSP](https://community.wowza.com/t/unreal-engine-pixel-streaming-webrtc-to-rtsp/94961)

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**Author:** [@Marc\_Derksen](https://community.wowza.com/u/Marc_Derksen)\
**Replies:** 2\
**Last updated:** [June 2, 2022, 1:57am UTC](https://community.wowza.com/t/unreal-engine-pixel-streaming-webrtc-to-rtsp/94961 "2022-06-02T01:57:46Z")

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Hi! We have an incoming WebRTC stream from Unreal Engine’s Pixel Streaming plugin (https://docs.unrealengine.com/5.0/en-US/pixel-streaming-in-unreal-engine/). We would like to use Wowza’s Streaming Engine to forward the…

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## [Linux Command line to enable specific stream target](https://community.wowza.com/t/linux-command-line-to-enable-specific-stream-target/94975)

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**Author:** [@Edward\_Yuen](https://community.wowza.com/u/Edward_Yuen)\
**Replies:** 2\
**Last updated:** [June 2, 2022, 2:44am UTC](https://community.wowza.com/t/linux-command-line-to-enable-specific-stream-target/94975 "2022-06-02T02:44:35Z")

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I have used WOWZA web interface to enable/disable stream target for 2 years. I have thinking whether I could use linux crontab job to enable specific stream target under a application. I found some info. on REST API. bu…

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## [WowzaStreamingEngine license issue](https://community.wowza.com/t/wowzastreamingengine-license-issue/95002)

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**Author:** [@Tony\_Asmar](https://community.wowza.com/u/Tony_Asmar)\
**Replies:** 1\
**Last updated:** [June 1, 2022, 8:29pm UTC](https://community.wowza.com/t/wowzastreamingengine-license-issue/95002 "2022-06-01T20:29:01Z")

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when I try to login to wowzastreamingengine manager I get the below error: REST API Authorization failed when connecting to server: (http://localhost:8087) in wowza logs the below: 2022-05-26 08:23:53 CAT comment s…

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## [Update Problem to 4.8.18.+1](https://community.wowza.com/t/update-problem-to-4-8-18-1/94990)

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**Author:** [@Andreas\_Diekmann](https://community.wowza.com/u/Andreas_Diekmann)\
**Replies:** 1\
**Last updated:** [May 25, 2022, 1:55pm UTC](https://community.wowza.com/t/update-problem-to-4-8-18-1/94990 "2022-05-25T13:55:19Z")

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Hello, i have a Problem to Update from Version 4.8.17+1 to 4.8.18+1. System: Debian, Java Version: 11.0.2 , Java VM Version: 11.02.+9 When i start the update script i bceome this info: Verifying running as administra…

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## [Analytics in PULL workflow with live http origin application on WSE](https://community.wowza.com/t/analytics-in-pull-workflow-with-live-http-origin-application-on-wse/94982)

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**Author:** [@Fabrizio\_Ulisse](https://community.wowza.com/u/Fabrizio_Ulisse)\
**Replies:** 1\
**Last updated:** [May 23, 2022, 5:22pm UTC](https://community.wowza.com/t/analytics-in-pull-workflow-with-live-http-origin-application-on-wse/94982 "2022-05-23T17:22:12Z")

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HI, we’re trying to figure out how to get detailed statistics in a pull configuration workflow. We have a live http origin application on wowza streaming engine, and a pull stream target on Wowza CDN Fastly. We held a …

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## [onTextData captions in SMIL file with DVR](https://community.wowza.com/t/ontextdata-captions-in-smil-file-with-dvr/94966)

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**Author:** [@Brent\_Walters](https://community.wowza.com/u/Brent_Walters)\
**Replies:** 1\
**Last updated:** [May 20, 2022, 4:31pm UTC](https://community.wowza.com/t/ontextdata-captions-in-smil-file-with-dvr/94966 "2022-05-20T16:31:00Z")

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Greetings all – I am running into a problem with closed captions in combination with the nDVR and Transcoder options for a live stream to our Roku channel. I am currently using a SMIL file to send the adaptive bitrate …

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## [Incredible Features](https://community.wowza.com/t/incredible-features/94967)

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**Author:** [@ARTEM\_HOLIEV1](https://community.wowza.com/u/ARTEM_HOLIEV1)\
**Replies:** 1\
**Last updated:** [May 20, 2022, 4:16pm UTC](https://community.wowza.com/t/incredible-features/94967 "2022-05-20T16:16:24Z")

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Good afternoon! I would like to ask When will the next features come out? these are incredibly useful features. 1 - Stream delay (Like Twitch dashboard i can delay stream from server to users from 1 min to 15 min) 2 …

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## [Extention .bad is auto appended on stream name in the DVR Store Directory](https://community.wowza.com/t/extention-bad-is-auto-appended-on-stream-name-in-the-dvr-store-directory/94972)

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**Author:** [@lanh\_nguyen](https://community.wowza.com/u/lanh_nguyen)\
**Replies:** 0\
**Last updated:** [May 20, 2022, 7:01am UTC](https://community.wowza.com/t/extention-bad-is-auto-appended-on-stream-name-in-the-dvr-store-directory/94972 "2022-05-20T07:01:31Z")

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When I connect streams, It appends .bad on stream name in the DVR Store Directory on a day after, for example: camera12.stram.0.bad or camera12.stream.0.bad0 or camera12.stream.0.bad1 . Do you know the reason?

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## [Transcoding Test Server](https://community.wowza.com/t/transcoding-test-server/41814)

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**Author:** [@Ben\_Miller](https://community.wowza.com/u/Ben_Miller)\
**Replies:** 3\
**Last updated:** [May 18, 2022, 10:15am UTC](https://community.wowza.com/t/transcoding-test-server/41814 "2022-05-18T10:15:01Z")

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We are planning on transcoding potentially 100+ programs (Mpeg2 to 4). We have read several blog posts about performance, and the suggested video cards to perform this function in hardware. However, I have not seen a men…

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## [Max length of time for an HLS live stream? Running out of memory after 24-48 hours](https://community.wowza.com/t/max-length-of-time-for-an-hls-live-stream-running-out-of-memory-after-24-48-hours/94934)

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**Author:** [@Dan\_Farrow](https://community.wowza.com/u/Dan_Farrow)\
**Replies:** 3\
**Last updated:** [May 13, 2022, 4:24pm UTC](https://community.wowza.com/t/max-length-of-time-for-an-hls-live-stream-running-out-of-memory-after-24-48-hours/94934 "2022-05-13T16:24:50Z")

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I am trying to leave a RTMP stream converting to HLS up for over 24 hours but I am running out of heap memory. Is there a limit on how long of a live stream is supported? Is it a typical use case to leave a live stream u…

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## [Output at fixed framerate?](https://community.wowza.com/t/output-at-fixed-framerate/94901)

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**Author:** [@Webfox\_Developers](https://community.wowza.com/u/Webfox_Developers)\
**Replies:** 5\
**Last updated:** [May 13, 2022, 4:18pm UTC](https://community.wowza.com/t/output-at-fixed-framerate/94901 "2022-05-13T16:18:40Z")

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We have users connecting into our Wowza instance with unknown framerates. We’re then transcoding the source and outputting it. We’d like to force the output to be a maximum of 30fps regardless of the input framerate. …

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## [Issues running an HEVC HLS Adaptive Live Stream with CMAF Segments](https://community.wowza.com/t/issues-running-an-hevc-hls-adaptive-live-stream-with-cmaf-segments/94933)

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**Author:** [@Christian\_Kaik](https://community.wowza.com/u/Christian_Kaik)\
**Replies:** 0\
**Last updated:** [May 10, 2022, 6:50pm UTC](https://community.wowza.com/t/issues-running-an-hevc-hls-adaptive-live-stream-with-cmaf-segments/94933 "2022-05-10T18:50:49Z")

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Hello There, I’m trying to loop a single file as adaptive hls live stream. I have pre-transcoded all the variants I need (for now), I’m not intending to use Transcoder to do that work at all. Please keep in mind bitra…

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## [webRTC jerky and/or inverted with transcoder](https://community.wowza.com/t/webrtc-jerky-and-or-inverted-with-transcoder/94927)

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**Author:** [@Peter\_Zsolnay](https://community.wowza.com/u/Peter_Zsolnay)\
**Replies:** 4\
**Last updated:** [May 10, 2022, 5:51pm UTC](https://community.wowza.com/t/webrtc-jerky-and-or-inverted-with-transcoder/94927 "2022-05-10T17:51:37Z")

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Hi, I tested a webRTC application (with trial licence). An incoming H.264 RTMP (1080p@30fps 6000kbit) can be playback with webRTC in PC Chrome without any problem, that working very-very fine. But if I set transcoding …

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## [WebRTC playback when using a transcoder](https://community.wowza.com/t/webrtc-playback-when-using-a-transcoder/94824)

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**Author:** [@John\_Norris2](https://community.wowza.com/u/John_Norris2)\
**Replies:** 2\
**Last updated:** [May 10, 2022, 3:26pm UTC](https://community.wowza.com/t/webrtc-playback-when-using-a-transcoder/94824 "2022-05-10T15:26:12Z")

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Hey Guys, Im struggling to get a decent picture when using a transcoder & WebRTC Playback, My Workflow is as follows, Stream a Master RTMP Stream Either 1080i50 OR 1080p25 approx 10mbit to Wowza Streaming Engine, This t…

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## [How to ingest 3 qualities of the same live streaming and serve it as HTTP Origin](https://community.wowza.com/t/how-to-ingest-3-qualities-of-the-same-live-streaming-and-serve-it-as-http-origin/94903)

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**Author:** [@Alessandro\_Capoferri](https://community.wowza.com/u/Alessandro_Capoferri)\
**Replies:** 10\
**Last updated:** [May 7, 2022, 8:16pm UTC](https://community.wowza.com/t/how-to-ingest-3-qualities-of-the-same-live-streaming-and-serve-it-as-http-origin/94903 "2022-05-07T20:16:29Z")

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Hi, I am willing to ingest n (where n=3) qualities of a live stream in a Wowza Streaming Engine and combine them in something like a SMIL but I need to do It as HTTP Origin to serve it to a CDN, which can’t be done with…

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## [How to access public setVideoSource method of ModuleAVMix from HTTP provider](https://community.wowza.com/t/how-to-access-public-setvideosource-method-of-moduleavmix-from-http-provider/55657)

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**Author:** [@nika\_ptskialadze](https://community.wowza.com/u/nika_ptskialadze)\
**Replies:** 1\
**Last updated:** [July 30, 2020, 9:11pm UTC](https://community.wowza.com/t/how-to-access-public-setvideosource-method-of-moduleavmix-from-http-provider/55657 "2020-07-30T21:11:16Z")

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Hello, I’ve been trying to access setVideoSource public method of ModuleAVMix but without any success. How can I load module dynamically during runtime and change video source based on query string parameters provided t…

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## [Please help troubleshooting unexpected error messages flooding the logs during WebRTC playback](https://community.wowza.com/t/please-help-troubleshooting-unexpected-error-messages-flooding-the-logs-during-webrtc-playback/94889)

<div class="topic-metadata">

**Author:** [@oliver\_haas](https://community.wowza.com/u/oliver_haas)\
**Replies:** 4\
**Last updated:** [May 2, 2022, 8:06pm UTC](https://community.wowza.com/t/please-help-troubleshooting-unexpected-error-messages-flooding-the-logs-during-webrtc-playback/94889 "2022-05-02T20:06:29Z")

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Hi, I’ve notice a strange new error message when doing webrtc playback (from webrtc ingest) in WSE 4.8.18+1. When playback starts I start getting these error messages in the log regularly, roughly every 2-3 seconds, u…

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## [Test video not working](https://community.wowza.com/t/test-video-not-working/94897)

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**Author:** [@EUNJI\_JUN](https://community.wowza.com/u/EUNJI_JUN)\
**Replies:** 2\
**Last updated:** [May 2, 2022, 7:25pm UTC](https://community.wowza.com/t/test-video-not-working/94897 "2022-05-02T19:25:36Z")

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Hello. I installed the streaming engine on my windows 11 server. Installation was fine and I can connet remotely, but I can’t play the test video. Only MPEG-DASH can be played, but even if press start, the status only…

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