# Wowza Developer Dojo

**URL:** https://community.wowza.com/c/wowza-developer-dojo/10.md?page=15

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

**Page:** 16

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## ['On The Air' button/widget](https://community.wowza.com/t/on-the-air-button-widget/48576)

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**Author:** [@Adam\_Ernest](https://community.wowza.com/u/Adam_Ernest)\
**Replies:** 1\
**Last updated:** [April 22, 2017, 9:39am UTC](https://community.wowza.com/t/on-the-air-button-widget/48576 "2017-04-22T09:39:27Z")

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I wondered whether an embeddable widget is available; one which can be set to display the broadcast status of certain or all live events. Specifically, I’d like my site visitors to be able to see when a live broadcast i…

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## [How to set Live Application 'Streaming File Directory' via api](https://community.wowza.com/t/how-to-set-live-application-streaming-file-directory-via-api/48558)

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**Author:** [@Jeremy\_Salisbury](https://community.wowza.com/u/Jeremy_Salisbury)\
**Replies:** 1\
**Last updated:** [April 19, 2017, 2:50pm UTC](https://community.wowza.com/t/how-to-set-live-application-streaming-file-directory-via-api/48558 "2017-04-19T14:50:25Z")

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Hi, I’m trying to create a Live Application and set the ‘Streaming File Directory’ or ‘StorageDir’ to a specific path using the api. The api call returns a ‘success":true’ and creates the new Live Application, but the S…

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## [Streaming Platform for Wowza | Ciclano Live](https://community.wowza.com/t/streaming-platform-for-wowza-ciclano-live/48170)

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**Author:** [@Mauricio\_Castro](https://community.wowza.com/u/Mauricio_Castro)\
**Replies:** 3\
**Last updated:** [April 19, 2017, 11:12am UTC](https://community.wowza.com/t/streaming-platform-for-wowza-ciclano-live/48170 "2017-04-19T11:12:13Z")

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Streaming Platform for Wowza Ciclano is most complete platform to control streaming services with wowza. Here are some system prints, I’ll post a video soon. We offer 3 months completely free for you to migrate to our…

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## [Module class not found - Adding Modules With Engine Trial (or AWS Hosted Version)](https://community.wowza.com/t/module-class-not-found-adding-modules-with-engine-trial-or-aws-hosted-version/47472)

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**Author:** [@Vincent\_Hofmeister](https://community.wowza.com/u/Vincent_Hofmeister)\
**Replies:** 4\
**Last updated:** [April 13, 2017, 3:12am UTC](https://community.wowza.com/t/module-class-not-found-adding-modules-with-engine-trial-or-aws-hosted-version/47472 "2017-04-13T03:12:35Z")

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I’ve tried a variety of modules and keep getting errors like this: loadModFunctions\[live/\_definst\_\]: Module class not found or could not be loaded. Check \[install-dir\]/conf/live/Application.xml to be sure all Modules/Mo…

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## [Load SMIL REST v JAVA](https://community.wowza.com/t/load-smil-rest-v-java/46793)

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**Author:** [@philip\_curley](https://community.wowza.com/u/philip_curley)\
**Replies:** 6\
**Last updated:** [April 11, 2017, 2:01pm UTC](https://community.wowza.com/t/load-smil-rest-v-java/46793 "2017-04-11T14:01:00Z")

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Hi all Because of the convenience of the REST API we are trying to develop our new features using it. There is one action in particular which could be done using the JAVA API but I have not found similar one in REST. I…

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## [WowzaPlayer.destroy is not a function](https://community.wowza.com/t/wowzaplayer-destroy-is-not-a-function/48484)

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**Author:** [@ha\_nguyen](https://community.wowza.com/u/ha_nguyen)\
**Replies:** 1\
**Last updated:** [April 11, 2017, 2:13am UTC](https://community.wowza.com/t/wowzaplayer-destroy-is-not-a-function/48484 "2017-04-11T02:13:02Z")

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I’m using lastest javascript api of wowzaPlayer. Why not a function destroy?

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## [Simple Example onGetPingTime](https://community.wowza.com/t/simple-example-ongetpingtime/48500)

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**Author:** [@Pham\_Minh](https://community.wowza.com/u/Pham_Minh)\
**Replies:** 0\
**Last updated:** [April 10, 2017, 12:41pm UTC](https://community.wowza.com/t/simple-example-ongetpingtime/48500 "2017-04-10T12:41:06Z")

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I’m starting with Wowza Streaming Engine, and I use client as GoCoder example in GitHub. So, when I tries code method onGetPingTime on ModuleBase, I can’t send result data to client. Any Idea? Thanks.

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## [What does error mean with swagger ui](https://community.wowza.com/t/what-does-error-mean-with-swagger-ui/48424)

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**Author:** [@Dominic\_Chabot](https://community.wowza.com/u/Dominic_Chabot)\
**Replies:** 3\
**Last updated:** [April 6, 2017, 8:53am UTC](https://community.wowza.com/t/what-does-error-mean-with-swagger-ui/48424 "2017-04-06T08:53:23Z")

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Hello, I am trying to develop a web app using wowza and the developer license. Right now I am trying to figure out the curl call to add source authentication so that my users would be able to stream. Looking through the …

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## [add custom property ModuleSecureURLParams api wowza ?](https://community.wowza.com/t/add-custom-property-modulesecureurlparams-api-wowza/47641)

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**Author:** [@RODRIGO\_SAAVEDRA](https://community.wowza.com/u/RODRIGO_SAAVEDRA)\
**Replies:** 2\
**Last updated:** [April 4, 2017, 5:13pm UTC](https://community.wowza.com/t/add-custom-property-modulesecureurlparams-api-wowza/47641 "2017-04-04T17:13:21Z")

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add custom property ModuleSecureURLParams api wowza

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## [Timed events (ID3 tags) in Apple HLS streams from WebRTC source](https://community.wowza.com/t/timed-events-id3-tags-in-apple-hls-streams-from-webrtc-source/47952)

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**Author:** [@Robert\_Trimmons](https://community.wowza.com/u/Robert_Trimmons)\
**Replies:** 1\
**Last updated:** [April 4, 2017, 4:25pm UTC](https://community.wowza.com/t/timed-events-id3-tags-in-apple-hls-streams-from-webrtc-source/47952 "2017-04-04T16:25:31Z")

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I have been using the approach here to inject and read timed events into an HLS stream. Works nicely. The approach is reliant on AMF data events in the RTMP encode stream coming to Wowza. The approach listens for them a…

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## [Can't get Stream Target Token working with NodeJS](https://community.wowza.com/t/cant-get-stream-target-token-working-with-nodejs/48440)

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**Author:** [@Ed\_Lopez](https://community.wowza.com/u/Ed_Lopez)\
**Replies:** 0\
**Last updated:** [April 3, 2017, 7:44pm UTC](https://community.wowza.com/t/cant-get-stream-target-token-working-with-nodejs/48440 "2017-04-03T19:44:26Z")

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I am trying to get tokenization working for a Stream Target in the Wowza Cloud. I am using Node.js (the only language where an example was not provided), I went through both the Python and PHP examples multiple times to …

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## [I see IP WhiteList blocked in logs for my Rest API calls.](https://community.wowza.com/t/i-see-ip-whitelist-blocked-in-logs-for-my-rest-api-calls/48312)

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**Author:** [@Xufey\_Chufey](https://community.wowza.com/u/Xufey_Chufey)\
**Replies:** 1\
**Last updated:** [April 1, 2017, 12:41am UTC](https://community.wowza.com/t/i-see-ip-whitelist-blocked-in-logs-for-my-rest-api-calls/48312 "2017-04-01T00:41:00Z")

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Hi, I am trying to develop an application which would use Wowza as an streaming engine. This will have a separate back end server which will use Wowza Rest APIs to create and authenticate new users for streaming. As a s…

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## [Video Conference - Web Application](https://community.wowza.com/t/video-conference-web-application/34112)

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**Author:** [@Teodor\_Nica](https://community.wowza.com/u/Teodor_Nica)\
**Replies:** 2\
**Last updated:** [March 31, 2017, 2:37am UTC](https://community.wowza.com/t/video-conference-web-application/34112 "2017-03-31T02:37:15Z")

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VideoWhisper Video Conference is a modern web based multiple way video chat and real time file sharing tool with Wowza 2 & 3 support. It can be used stand alone or integrated as extra feature to existing sites. http://w…

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## [Problem accessing the DNS. 8 (addr: 74a6ef-sandbox.entrypoint.cloud.wowza.com) (port: 1935)](https://community.wowza.com/t/problem-accessing-the-dns-8-addr-74a6ef-sandbox-entrypoint-cloud-wowza-com-port-1935/48383)

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**Author:** [@Ben\_Shalom](https://community.wowza.com/u/Ben_Shalom)\
**Replies:** 1\
**Last updated:** [March 24, 2017, 1:13pm UTC](https://community.wowza.com/t/problem-accessing-the-dns-8-addr-74a6ef-sandbox-entrypoint-cloud-wowza-com-port-1935/48383 "2017-03-24T13:13:58Z")

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Using wowza streaming cloud REST Api after creating & then starting a live stream getting following error: “Problem accessing the DNS. 8 (addr: 74a6ef-sandbox.entrypoint.cloud.wowza.com) (port: 1935)” Tried googling bu…

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## [Need Help to send GStreamer H264/AAC packets to Wowza Streaming Engine](https://community.wowza.com/t/need-help-to-send-gstreamer-h264-aac-packets-to-wowza-streaming-engine/47915)

<div class="topic-metadata">

**Author:** [@Nicolas\_Castillejos](https://community.wowza.com/u/Nicolas_Castillejos)\
**Replies:** 1\
**Last updated:** [March 24, 2017, 3:50am UTC](https://community.wowza.com/t/need-help-to-send-gstreamer-h264-aac-packets-to-wowza-streaming-engine/47915 "2017-03-24T03:50:11Z")

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Hello everyone, I’m trying to start a stream on Wowza programmaticaly by feeding the stream myself with packets comming from GStreamer. Wowza provides an API called “Publisher API” : (https://www.wowza.com/resources/ser…

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## [How to play stream with rtsp?](https://community.wowza.com/t/how-to-play-stream-with-rtsp/47738)

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**Author:** [@xoan\_nguyen](https://community.wowza.com/u/xoan_nguyen)\
**Replies:** 1\
**Last updated:** [March 16, 2017, 4:29am UTC](https://community.wowza.com/t/how-to-play-stream-with-rtsp/47738 "2017-03-16T04:29:15Z")

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Hi everyone! I execure command ffmpeg to stream one file mp4 ( h264 or h265) follow: (RTSP Sources : Open (no authentication required)) ffmpeg -re -i inputvideo.mp4 -strict -2 -f rtsp rtsp://35.163.219.12:1935/live/myS…

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## [Curl command to Enable Stream Targets](https://community.wowza.com/t/curl-command-to-enable-stream-targets/48159)

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**Author:** [@harry\_seow](https://community.wowza.com/u/harry_seow)\
**Replies:** 1\
**Last updated:** [March 15, 2017, 9:02pm UTC](https://community.wowza.com/t/curl-command-to-enable-stream-targets/48159 "2017-03-15T21:02:07Z")

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Hi, I looked around but i couldnt find the command to enable stream targets with curl. Anyone knows how, or where i should find information on it. Thanks, Harry

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## [Unable to view REST API documentation](https://community.wowza.com/t/unable-to-view-rest-api-documentation/48020)

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**Author:** [@Chan\_Sum](https://community.wowza.com/u/Chan_Sum)\
**Replies:** 2\
**Last updated:** [March 1, 2017, 4:49pm UTC](https://community.wowza.com/t/unable-to-view-rest-api-documentation/48020 "2017-03-01T16:49:36Z")

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I followed this post (https://www.wowza.com/docs/how-to-access-documentation-for-wowza-streaming-engine-rest-api) to configure my Server.xml. It works in last Friday. However, it return 404 Not found today. I restarte…

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## [Segmentation duration not matching](https://community.wowza.com/t/segmentation-duration-not-matching/48168)

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**Author:** [@Lorenzo\_Santoro](https://community.wowza.com/u/Lorenzo_Santoro)\
**Replies:** 0\
**Last updated:** [February 22, 2017, 5:49pm UTC](https://community.wowza.com/t/segmentation-duration-not-matching/48168 "2017-02-22T17:49:53Z")

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Hi, I need to record a stream divided by files of exactly the same duration. The problem is they’re always one or two seconds longer. I thought it was because the recorder waits for a key frame to close the current file…

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## [Modify Incoming Live streams and publish](https://community.wowza.com/t/modify-incoming-live-streams-and-publish/48152)

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**Author:** [@Nandan\_Jain](https://community.wowza.com/u/Nandan_Jain)\
**Replies:** 0\
**Last updated:** [February 20, 2017, 12:27pm UTC](https://community.wowza.com/t/modify-incoming-live-streams-and-publish/48152 "2017-02-20T12:27:58Z")

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Hi All, I have a requirement to capture the incoming live stream, process the video frames with custom decoder and then publish it to the end viewers. While browsing the forums I got several examples which capture the …

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## ["Could not append buffer.getString(decoder)" from within serveMsg()](https://community.wowza.com/t/could-not-append-buffer-getstring-decoder-from-within-servemsg/34086)

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**Author:** [@Steffen\_Christensen](https://community.wowza.com/u/Steffen_Christensen)\
**Replies:** 4\
**Last updated:** [February 14, 2017, 7:35am UTC](https://community.wowza.com/t/could-not-append-buffer-getstring-decoder-from-within-servemsg/34086 "2017-02-14T07:35:22Z")

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Hey guys, I’m using an overloaded version of serviceMsg() to modify HLS playlists a they’re delivered; specifically for adding program timing and for adding CORS headers. In essence I have this: public class ModuleVisu…

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## [Secured rest-api request](https://community.wowza.com/t/secured-rest-api-request/38276)

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**Author:** [@Ivan\_Smirnov](https://community.wowza.com/u/Ivan_Smirnov)\
**Replies:** 1\
**Last updated:** [February 11, 2017, 8:07am UTC](https://community.wowza.com/t/secured-rest-api-request/38276 "2017-02-11T08:07:54Z")

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Hello! I use jquery with basic authentification for sending get-requests: $.get({ dataType: 'json', url: "", crossDomain: true, beforeSend: function(xhr) { xhr.setRequestHeader('Authoriz…

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## [Get ASN stats to build better CDN with Wowza](https://community.wowza.com/t/get-asn-stats-to-build-better-cdn-with-wowza/47942)

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**Author:** [@Yury\_Udovichenko](https://community.wowza.com/u/Yury_Udovichenko)\
**Replies:** 0\
**Last updated:** [February 10, 2017, 1:08pm UTC](https://community.wowza.com/t/get-asn-stats-to-build-better-cdn-with-wowza/47942 "2017-02-10T13:08:16Z")

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Hello, If you build your own delivery networks with Wowza Streaming Engine, then you’ve faced the situation when you needed some help identifying where to put your edge servers. This is important as your edges should be…

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## [Custom function in module receiving an array or list](https://community.wowza.com/t/custom-function-in-module-receiving-an-array-or-list/48093)

<div class="topic-metadata">

**Author:** [@Juan\_Calle](https://community.wowza.com/u/Juan_Calle)\
**Replies:** 1\
**Last updated:** [February 9, 2017, 12:44pm UTC](https://community.wowza.com/t/custom-function-in-module-receiving-an-array-or-list/48093 "2017-02-09T12:44:19Z")

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Hi, I have this custom function in my module public void publishPlaylist(IClient client, RequestFunction function, AMFDataList params) { One of the params I am passing is an array, I am confused on how to catch the ar…

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## [Wowza Custom IMediaWriterActionNotify](https://community.wowza.com/t/wowza-custom-imediawriteractionnotify/48037)

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**Author:** [@Tai\_Khuu](https://community.wowza.com/u/Tai_Khuu)\
**Replies:** 2\
**Last updated:** [February 9, 2017, 9:52am UTC](https://community.wowza.com/t/wowza-custom-imediawriteractionnotify/48037 "2017-02-09T09:52:46Z")

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Hi, Please help me, I have been trying to write a custom module for Wowza to send file directly to s3 after the stream file is recorded. But there is some problem. No matter how I try wowza doesn’t seem to pick up any m…

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## [Stream priority over other streams](https://community.wowza.com/t/stream-priority-over-other-streams/48042)

<div class="topic-metadata">

**Author:** [@ijaz\_shoaib](https://community.wowza.com/u/ijaz_shoaib)\
**Replies:** 0\
**Last updated:** [February 9, 2017, 12:43am UTC](https://community.wowza.com/t/stream-priority-over-other-streams/48042 "2017-02-09T00:43:02Z")

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I have separate audio and video stream in application. I want to assign priority to audio stream over video stream where audio stream is important. Audio quality will be higher then video when bandwidth is limited. OR ge…

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## [How to get user agent information in RTMP?](https://community.wowza.com/t/how-to-get-user-agent-information-in-rtmp/48124)

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**Author:** [@kim\_hj](https://community.wowza.com/u/kim_hj)\
**Replies:** 0\
**Last updated:** [February 7, 2017, 6:10pm UTC](https://community.wowza.com/t/how-to-get-user-agent-information-in-rtmp/48124 "2017-02-07T18:10:07Z")

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Hello. I can get RTMP client information by below function. public void play(IClient client, RequestFunction function, AMFDataList params){ … } IClient support only flash version function. Can I get user agent info…

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## [http provider](https://community.wowza.com/t/http-provider/48102)

<div class="topic-metadata">

**Author:** [@Ibrahim\_Moreno](https://community.wowza.com/u/Ibrahim_Moreno)\
**Replies:** 0\
**Last updated:** [February 6, 2017, 1:47pm UTC](https://community.wowza.com/t/http-provider/48102 "2017-02-06T13:47:09Z")

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We already have an Http Listener plugin for Wowza. I want it to receive a POST request with content-type “file/png” which must end up in the content/\<app\_name\> directory for the instance. I am kind of at a loss on how to…

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## [Extract/Move file to custom directory using Wowza REST API](https://community.wowza.com/t/extract-move-file-to-custom-directory-using-wowza-rest-api/48114)

<div class="topic-metadata">

**Author:** [@Joseph\_H\_Mcclure](https://community.wowza.com/u/Joseph_H_Mcclure)\
**Replies:** 0\
**Last updated:** [February 3, 2017, 6:16am UTC](https://community.wowza.com/t/extract-move-file-to-custom-directory-using-wowza-rest-api/48114 "2017-02-03T06:16:30Z")

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Hi, In my application (which is C# based) I’m extracting short clips (10 to 15 seconds long) from a LIVE stream. Which I was able to do by using an example available here. Now I’m trying to move the extracted file from …

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## [How to get log file detail by REST API](https://community.wowza.com/t/how-to-get-log-file-detail-by-rest-api/48113)

<div class="topic-metadata">

**Author:** [@Hsieh\_Tanya](https://community.wowza.com/u/Hsieh_Tanya)\
**Replies:** 0\
**Last updated:** [February 2, 2017, 10:57pm UTC](https://community.wowza.com/t/how-to-get-log-file-detail-by-rest-api/48113 "2017-02-02T22:57:47Z")

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I think REST API could do anything as like as Wowza Streaming Engine Manager. Is right? I get log file list by REST APIs as below: (https://www.wowza.com/docs/logging-query-examples) But I don’t know how to get the d…

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