# Wowza Developer Dojo

**URL:** https://community.wowza.com/c/wowza-developer-dojo/10.md?page=22

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

**Page:** 23

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## [PushPublishRTMP with onMetadata](https://community.wowza.com/t/pushpublishrtmp-with-onmetadata/45997)

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**Author:** [@David\_Sveningsson](https://community.wowza.com/u/David_Sveningsson)\
**Replies:** 1\
**Last updated:** [October 1, 2015, 2:49pm UTC](https://community.wowza.com/t/pushpublishrtmp-with-onmetadata/45997 "2015-10-01T14:49:27Z")

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In my module I create streams dynamically using Stream.createInstance and use stream.play(…) to play video on them. These streams should be republished using RTMP so I create an instance of PushPublishRTMP and set source…

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## [Alter contents of chunklist.m3u8](https://community.wowza.com/t/alter-contents-of-chunklist-m3u8/41152)

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**Author:** [@Chris\_Deely](https://community.wowza.com/u/Chris_Deely)\
**Replies:** 1\
**Last updated:** [September 30, 2015, 3:06pm UTC](https://community.wowza.com/t/alter-contents-of-chunklist-m3u8/41152 "2015-09-30T15:06:16Z")

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I am interested in adding some additional metadata to the header section of the chunklist.m3u8 files created by Wowza for HLS. Is there an existing interface in the server side API that allows this kind of access? Are th…

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## [ModuleAutoRecordAdvancedExample uses the first streams name for all following streams](https://community.wowza.com/t/moduleautorecordadvancedexample-uses-the-first-streams-name-for-all-following-streams/44283)

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**Author:** [@rijad\_sacirovic](https://community.wowza.com/u/rijad_sacirovic)\
**Replies:** 5\
**Last updated:** [September 28, 2015, 3:17am UTC](https://community.wowza.com/t/moduleautorecordadvancedexample-uses-the-first-streams-name-for-all-following-streams/44283 "2015-09-28T03:17:16Z")

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Hi, Im trying to create the following module: record incoming {livestreamname} to {livestreamname}\_temp.mp4 file, send notification to external app “recoring started for {livestreamname}” when incoming {livestream…

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## [invoke(publish) and invoke(release) error for custom module](https://community.wowza.com/t/invoke-publish-and-invoke-release-error-for-custom-module/45855)

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**Author:** [@Shubhank\_Gaur](https://community.wowza.com/u/Shubhank_Gaur)\
**Replies:** 1\
**Last updated:** [September 26, 2015, 8:36pm UTC](https://community.wowza.com/t/invoke-publish-and-invoke-release-error-for-custom-module/45855 "2015-09-26T20:36:07Z")

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Created a custom module to match a streamName with a applicationProperty name Getting the following errors invoke(publish): java.lang.reflect.InvocationTargetException|at sun.reflect.NativeMethodAccessorImpl.invoke0(Na…

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## [Server with application per user or few uniwersal applications](https://community.wowza.com/t/server-with-application-per-user-or-few-uniwersal-applications/36198)

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**Author:** [@Adam\_Wnek](https://community.wowza.com/u/Adam_Wnek)\
**Replies:** 3\
**Last updated:** [September 26, 2015, 4:05pm UTC](https://community.wowza.com/t/server-with-application-per-user-or-few-uniwersal-applications/36198 "2015-09-26T16:05:49Z")

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Hello everyone We are working on some service that will allow our users to put up a stream from IP camera on the internet. Now from wowza server side we will need to manage those streams in some organised way. Current…

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## [PushPublish one to many](https://community.wowza.com/t/pushpublish-one-to-many/45794)

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**Author:** [@Scott\_Sipp](https://community.wowza.com/u/Scott_Sipp)\
**Replies:** 2\
**Last updated:** [September 25, 2015, 2:56pm UTC](https://community.wowza.com/t/pushpublish-one-to-many/45794 "2015-09-25T14:56:10Z")

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Hi, I’m trying to build a pushpublish module that essentially pushes all streams from the live origin servers down to a configurable number of edge servers. With the help of some nice code examples, I was able to get th…

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## [custom module creator people recommendations](https://community.wowza.com/t/custom-module-creator-people-recommendations/45978)

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**Author:** [@Philip\_Hammond](https://community.wowza.com/u/Philip_Hammond)\
**Replies:** 2\
**Last updated:** [September 23, 2015, 3:03pm UTC](https://community.wowza.com/t/custom-module-creator-people-recommendations/45978 "2015-09-23T15:03:38Z")

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Wowza is about to send me a list of consultants who can create a custom API module for me, and I thought I would go ahead and ask if there are any specific people on the list that others have had especially good or bad e…

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## [Location For RESTAPIDocumentationWebpage To Be Extracted?](https://community.wowza.com/t/location-for-restapidocumentationwebpage-to-be-extracted/45984)

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**Author:** [@Brayden\_Girard](https://community.wowza.com/u/Brayden_Girard)\
**Replies:** 3\
**Last updated:** [September 23, 2015, 10:46am UTC](https://community.wowza.com/t/location-for-restapidocumentationwebpage-to-be-extracted/45984 "2015-09-23T10:46:35Z")

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Hello, I have setup the Server.xml file as advised but I am not sure where to extract the rest documentation too in order to be accessible via http://localhost:8089/apidocs. According to the following article: https://…

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## [Problem with Dynamic Load Balancer](https://community.wowza.com/t/problem-with-dynamic-load-balancer/45972)

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**Author:** [@Ruslan\_Koptev](https://community.wowza.com/u/Ruslan_Koptev)\
**Replies:** 1\
**Last updated:** [September 21, 2015, 7:51pm UTC](https://community.wowza.com/t/problem-with-dynamic-load-balancer/45972 "2015-09-21T19:51:37Z")

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Hi, I’m configuring Dynamic Load Balancer module for Wowza. But after all installation instructions I have an error: LoadBalancerServer.processMessage: Invalid start string This error repeat with interval 2500ms - load…

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## [Instruct wowza to listen on UDP port via RESET](https://community.wowza.com/t/instruct-wowza-to-listen-on-udp-port-via-reset/45566)

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**Author:** [@Paul\_Skinner](https://community.wowza.com/u/Paul_Skinner)\
**Replies:** 2\
**Last updated:** [September 18, 2015, 10:53am UTC](https://community.wowza.com/t/instruct-wowza-to-listen-on-udp-port-via-reset/45566 "2015-09-18T10:53:25Z")

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Hey Guys, Is it possible via the rest API to ask wowza to open a port and listen for RTP data via UDP? I know you can create a module and a http listener to do this. But I was wondering if its possible via the standard…

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## [Server timestamp as ID3 to JWplayer client?](https://community.wowza.com/t/server-timestamp-as-id3-to-jwplayer-client/569)

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**Author:** [@system](https://community.wowza.com/u/system)\
**Replies:** 8\
**Last updated:** [September 17, 2015, 10:09am UTC](https://community.wowza.com/t/server-timestamp-as-id3-to-jwplayer-client/569 "2015-09-17T10:09:16Z")

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Cheers! I’ve been trying to solve this problem for years now, and I’m sure someone already has :slight\_smile: How can I add the server timestamp (or any other information) as ID3 to all chunks (or some chunks every X s…

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## [send cuepoint in onPlay method](https://community.wowza.com/t/send-cuepoint-in-onplay-method/45595)

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**Author:** [@Cory\_Savit](https://community.wowza.com/u/Cory_Savit)\
**Replies:** 1\
**Last updated:** [September 14, 2015, 5:00pm UTC](https://community.wowza.com/t/send-cuepoint-in-onplay-method/45595 "2015-09-14T17:00:46Z")

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Hi everyone, I’m having trouble getting a cuepoint message to send from an onPlay method override. The purpose of this is to send a message with information about the current slide being shown, if someone connects to th…

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## [Configuration headaches for a custom module](https://community.wowza.com/t/configuration-headaches-for-a-custom-module/45942)

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**Author:** [@John\_Whitley](https://community.wowza.com/u/John_Whitley)\
**Replies:** 3\
**Last updated:** [September 10, 2015, 2:27pm UTC](https://community.wowza.com/t/configuration-headaches-for-a-custom-module/45942 "2015-09-10T14:27:18Z")

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Hi all, I’m handling a long-overdue upgrade of a Wowza Media Server Pro instance for our product to WSE. I’ve ported our vods3 app config over without too much trouble, but we have a recording app with a custom recordin…

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## [Wowza REST API](https://community.wowza.com/t/wowza-rest-api/33780)

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**Author:** [@Jules\_Bloem](https://community.wowza.com/u/Jules_Bloem)\
**Replies:** 4\
**Last updated:** [September 8, 2015, 5:29pm UTC](https://community.wowza.com/t/wowza-rest-api/33780 "2015-09-08T17:29:44Z")

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Hi, Im currently using the Wowza REST API. When creating a new application with PHP CURL The application is created but the response is false \<?xml version="1.0" encoding="UTF-8" ?\>\\n \\n false\\n C:\\Program Files (x8…

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## [onHTTPCupertinoStreamingSessionCreate called twice](https://community.wowza.com/t/onhttpcupertinostreamingsessioncreate-called-twice/45716)

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**Author:** [@Danijel\_Petrovic](https://community.wowza.com/u/Danijel_Petrovic)\
**Replies:** 3\
**Last updated:** [September 1, 2015, 2:05pm UTC](https://community.wowza.com/t/onhttpcupertinostreamingsessioncreate-called-twice/45716 "2015-09-01T14:05:14Z")

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I’m having strange behaviour. I’m trying to limit number of streams per user, but I’m having problem where onHTTPCupertinoStreamingSessionCreate is fired twice for the same stream. My idea was to write to MySQL database …

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## [SDP exchange module](https://community.wowza.com/t/sdp-exchange-module/43653)

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**Author:** [@Gaurav\_Mishra1](https://community.wowza.com/u/Gaurav_Mishra1)\
**Replies:** 2\
**Last updated:** [August 30, 2015, 1:07pm UTC](https://community.wowza.com/t/sdp-exchange-module/43653 "2015-08-30T13:07:30Z")

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I am using a source to input stream via rtp into wowza (https://www.wowza.com/docs/how-to-set-up-live-streaming-using-a-native-rtp-encoder-with-sdp-file. This is working fine. however the above tuturial involves manual …

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## [Settring custom properties while my module is running](https://community.wowza.com/t/settring-custom-properties-while-my-module-is-running/45562)

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**Author:** [@Paul\_Skinner](https://community.wowza.com/u/Paul_Skinner)\
**Replies:** 1\
**Last updated:** [August 28, 2015, 4:25pm UTC](https://community.wowza.com/t/settring-custom-properties-while-my-module-is-running/45562 "2015-08-28T16:25:16Z")

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Hi Guys, I have an application that uses getProperties(), e.g. appInstance.getProperties(); I set a custom property via the REST API or in the manager. However my call to appInstance.getProperties returns the value fro…

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## [How to Stop an ongoing stream using HTTPprovider ?](https://community.wowza.com/t/how-to-stop-an-ongoing-stream-using-httpprovider/39934)

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**Author:** [@projjwal\_sen](https://community.wowza.com/u/projjwal_sen)\
**Replies:** 3\
**Last updated:** [August 28, 2015, 3:55pm UTC](https://community.wowza.com/t/how-to-stop-an-ongoing-stream-using-httpprovider/39934 "2015-08-28T15:55:57Z")

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Hi I want to stop an ongoing stream using HTTPprovider. So that from an external script I can control that. Please, advice. Actually I want to restrict unwanted stream from being publish. Regards projjwal

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## [How to get publisher / username using HttpProvider](https://community.wowza.com/t/how-to-get-publisher-username-using-httpprovider/39933)

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**Author:** [@projjwal\_sen](https://community.wowza.com/u/projjwal_sen)\
**Replies:** 1\
**Last updated:** [August 28, 2015, 3:50pm UTC](https://community.wowza.com/t/how-to-get-publisher-username-using-httpprovider/39933 "2015-08-28T15:50:18Z")

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Hi I am using file based authentication for live application . Now i want to know the publisher / username with streamname . e.g http://\[wowza\]:8086/connectioncounts?flat

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## [Smoothstreaming session not entering onHTTPSessionCreate(IHTTPStreamerSession session](https://community.wowza.com/t/smoothstreaming-session-not-entering-onhttpsessioncreate-ihttpstreamersession-session/39005)

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**Author:** [@Ferdinand\_Hernandez](https://community.wowza.com/u/Ferdinand_Hernandez)\
**Replies:** 3\
**Last updated:** [August 28, 2015, 1:04pm UTC](https://community.wowza.com/t/smoothstreaming-session-not-entering-onhttpsessioncreate-ihttpstreamersession-session/39005 "2015-08-28T13:04:22Z")

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Hi Guys, Is there a special setting we had to make the smoothstreaming session enter the method onHTTPSessionCreate(IHTTPStreamerSession session) of the interface IModuleOnHTTPSession? We are currently building a modul…

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## [Recorder Error](https://community.wowza.com/t/recorder-error/42024)

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**Author:** [@Nineesh\_K\_Dasan](https://community.wowza.com/u/Nineesh_K_Dasan)\
**Replies:** 5\
**Last updated:** [August 27, 2015, 2:43pm UTC](https://community.wowza.com/t/recorder-error/42024 "2015-08-27T14:43:02Z")

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When initiating a Recorder via LiveStreamRecording HTTP for recording, Some times I am getting the “Recorder Error” Message at Wowza Engine Manager. My Wowza version is 4.1 What will be the issues behind? Can I get a …

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## [Issue on Create new application from REST API](https://community.wowza.com/t/issue-on-create-new-application-from-rest-api/45827)

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**Author:** [@rohit\_pp](https://community.wowza.com/u/rohit_pp)\
**Replies:** 1\
**Last updated:** [August 24, 2015, 8:32am UTC](https://community.wowza.com/t/issue-on-create-new-application-from-rest-api/45827 "2015-08-24T08:32:29Z")

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Hi i am trying to Create new application using rest API, as per documentation : curl -X POST --header ‘Accept:application/json; charset=utf-8’ --header ‘Content-type:application/json; charset=utf-8’ http://localhost:808…

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## [java.lang.reflect error](https://community.wowza.com/t/java-lang-reflect-error/43912)

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**Author:** [@Jim\_Houseman](https://community.wowza.com/u/Jim_Houseman)\
**Replies:** 13\
**Last updated:** [August 20, 2015, 4:57pm UTC](https://community.wowza.com/t/java-lang-reflect-error/43912 "2015-08-20T16:57:56Z")

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I’m using Wowza Streaming Engine 4.1.0 Windows 8 Java SE Runtime Environment (build 1.7.0\_67-b01) My debug configuration VM argument already has “-Dcom.wowza.wms.native.base=“win”” in it. But I’m getting this error. …

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## [Clearing HLS packetized chunks](https://community.wowza.com/t/clearing-hls-packetized-chunks/44181)

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**Author:** [@Diogo\_Moraes](https://community.wowza.com/u/Diogo_Moraes)\
**Replies:** 1\
**Last updated:** [August 18, 2015, 12:06pm UTC](https://community.wowza.com/t/clearing-hls-packetized-chunks/44181 "2015-08-18T12:06:37Z")

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I have a stream that is packetized for HLS Cupertino, and this stream is actually created at run-time by the module, and plays live streams sent by the clients. When I change what stream this stream is playing, I need to…

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## [Need help finding play duration for MPEG DASH and HLS videos](https://community.wowza.com/t/need-help-finding-play-duration-for-mpeg-dash-and-hls-videos/45803)

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**Author:** [@Nikhil\_M](https://community.wowza.com/u/Nikhil_M)\
**Replies:** 2\
**Last updated:** [August 18, 2015, 7:21am UTC](https://community.wowza.com/t/need-help-finding-play-duration-for-mpeg-dash-and-hls-videos/45803 "2015-08-18T07:21:46Z")

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I m trying to calculate the total no.of minutes the video was played using MPEGDASH and HLS. I was able to accomplish this on RTP streams as it had the ‘OnPlay’ and ‘OnStop’ events being fired correctly. The problem I m…

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## [Play playlist item by name](https://community.wowza.com/t/play-playlist-item-by-name/36230)

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**Author:** [@Eddie\_Hermoso](https://community.wowza.com/u/Eddie_Hermoso)\
**Replies:** 1\
**Last updated:** [August 13, 2015, 5:30pm UTC](https://community.wowza.com/t/play-playlist-item-by-name/36230 "2015-08-13T17:30:28Z")

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I’ve created an HTTPProvider than creates and manages server-side playlists and streams. I can play a playlist item by index, but I couldn’t find a way to play it by name. Is there a method available? Currently, I have …

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## [How to get incoming stream bitrate information via API](https://community.wowza.com/t/how-to-get-incoming-stream-bitrate-information-via-api/41681)

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**Author:** [@Andre\_Brudeur](https://community.wowza.com/u/Andre_Brudeur)\
**Replies:** 1\
**Last updated:** [August 9, 2015, 10:09pm UTC](https://community.wowza.com/t/how-to-get-incoming-stream-bitrate-information-via-api/41681 "2015-08-09T22:09:17Z")

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Greetings, What would be the best way to get incoming stream information (name, bytes in, connections per protocol) via API?

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## [ModuleBase class, onStreamCreate and onStreamDestroy Methods](https://community.wowza.com/t/modulebase-class-onstreamcreate-and-onstreamdestroy-methods/40454)

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**Author:** [@Tom\_Jenkinson](https://community.wowza.com/u/Tom_Jenkinson)\
**Replies:** 1\
**Last updated:** [August 4, 2015, 4:27pm UTC](https://community.wowza.com/t/modulebase-class-onstreamcreate-and-onstreamdestroy-methods/40454 "2015-08-04T16:27:05Z")

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Hi, I am trying to understand how the Loop Until Live module (https://www.wowza.com/docs/how-to-loop-a-pre-roll-until-a-live-stream-starts-loopuntillive) works, and have several questions. Here’s the first one, and I’m …

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## [Live Streaming-Real Time & historical analytics app we are developing - input wanted](https://community.wowza.com/t/live-streaming-real-time-historical-analytics-app-we-are-developing-input-wanted/45059)

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**Author:** [@Andrew\_Banas](https://community.wowza.com/u/Andrew_Banas)\
**Replies:** 0\
**Last updated:** [August 4, 2015, 7:51am UTC](https://community.wowza.com/t/live-streaming-real-time-historical-analytics-app-we-are-developing-input-wanted/45059 "2015-08-04T07:51:44Z")

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Hello all! We have been using the Wowza cloud solution for some time now and have been very happy with the performance and ease of use! But like many of you (we can only assume), we have been frustrated by the lack of a…

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## [Ensuring live recording output completes when shutting down the server](https://community.wowza.com/t/ensuring-live-recording-output-completes-when-shutting-down-the-server/45622)

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**Author:** [@Eric\_Lee](https://community.wowza.com/u/Eric_Lee)\
**Replies:** 1\
**Last updated:** [July 29, 2015, 3:45pm UTC](https://community.wowza.com/t/ensuring-live-recording-output-completes-when-shutting-down-the-server/45622 "2015-07-29T15:45:15Z")

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Hi there, I am currently writing a server side module to do live recording. When I shutdown the server in the middle of a live recording, the last “segment” of the live recording is incomplete (the .tmp file remains). I…

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