# Wowza Streaming Engine **URL:** https://community.wowza.com/c/wowza-streaming-engine/8.md?page=216 [Latest](https://community.wowza.com/latest.md) · [Categories](https://community.wowza.com/categories.md) · [Tags](https://community.wowza.com/tags.md) **Page:** 217 --- ## [ffmpeg to wowza](https://community.wowza.com/t/ffmpeg-to-wowza/36551)
**Author:** [@Ars\_M](https://community.wowza.com/u/Ars_M)\ **Replies:** 1\ **Last updated:** [October 10, 2014, 10:49pm UTC](https://community.wowza.com/t/ffmpeg-to-wowza/36551 "2014-10-10T22:49:23Z")
Hello I have source stream: \[FORMAT\] filename=http://SourceIP:8042/ru-perviy nb\_streams=2 nb\_programs=1 format\_name=mpegts format\_long\_name=MPEG-TS (MPEG-2 Transport Stream) start\_time=83166.612844 duration=N/A … --- ## [Using RTSP Stream for Real Time Interactive Applications](https://community.wowza.com/t/using-rtsp-stream-for-real-time-interactive-applications/44083)
**Author:** [@Pankaj\_Bansal](https://community.wowza.com/u/Pankaj_Bansal)\ **Replies:** 1\ **Last updated:** [October 10, 2014, 6:20pm UTC](https://community.wowza.com/t/using-rtsp-stream-for-real-time-interactive-applications/44083 "2014-10-10T18:20:19Z")
I have an server client application. Server is Java application and client is an android client. I am streaming data using RTSP. I am using the Live555 server for streaming. I can see some constant 2-3 seconds of delay b… --- ## [Load Balancing live-record streams](https://community.wowza.com/t/load-balancing-live-record-streams/42473)
**Author:** [@Patrick\_Roy](https://community.wowza.com/u/Patrick_Roy)\ **Replies:** 1\ **Last updated:** [October 10, 2014, 6:06pm UTC](https://community.wowza.com/t/load-balancing-live-record-streams/42473 "2014-10-10T18:06:59Z")
I’m using Wowza to record streams coming from webcams (HDFVR) and looking for a way to add more than one server to handle all the requests. Outgoing is not a problem since I’m moving the videos to Amazon S3 and using Me… --- ## [Internal BufferUnderflowException](https://community.wowza.com/t/internal-bufferunderflowexception/41230)
**Author:** [@Y\_T](https://community.wowza.com/u/Y_T)\ **Replies:** 2\ **Last updated:** [October 10, 2014, 2:06pm UTC](https://community.wowza.com/t/internal-bufferunderflowexception/41230 "2014-10-10T14:06:56Z")
I’m using Wowza Streaming Engine 4.0.6 build 12199 And noticed that sometimes (0-10 times per hour) following error occurs (logged using log4j): 09 Oct 2014 00:22:25,309 25713053 \[ServerHandler.64\] ERROR definst - cons… --- ## [Sources for the video chat exemple](https://community.wowza.com/t/sources-for-the-video-chat-exemple/44088)
**Author:** [@Alex\_JOIE](https://community.wowza.com/u/Alex_JOIE)\ **Replies:** 3\ **Last updated:** [October 10, 2014, 11:25am UTC](https://community.wowza.com/t/sources-for-the-video-chat-exemple/44088 "2014-10-10T11:25:22Z")
Hi, I am looking for the sources of the video chat exemple for edit it in Flash builder. How it’s posssible to get it ? I would like to see them to develop my own version. --- ## [HTTP streaming / start from any second](https://community.wowza.com/t/http-streaming-start-from-any-second/42836)
**Author:** [@Roman\_Panov](https://community.wowza.com/u/Roman_Panov)\ **Replies:** 4\ **Last updated:** [October 9, 2014, 4:11pm UTC](https://community.wowza.com/t/http-streaming-start-from-any-second/42836 "2014-10-09T16:11:27Z")
Hello and good time of day. Is there any way to implement youtube-like feature to start from any moment in http video-on-demand mode? There is no way to use rtmp in some cases. Thanks in advance. --- ## [What happens when all your channels are being used?](https://community.wowza.com/t/what-happens-when-all-your-channels-are-being-used/43930)
**Author:** [@Jim\_Houseman](https://community.wowza.com/u/Jim_Houseman)\ **Replies:** 3\ **Last updated:** [October 9, 2014, 12:36pm UTC](https://community.wowza.com/t/what-happens-when-all-your-channels-are-being-used/43930 "2014-10-09T12:36:03Z")
What happens when you attempt to publish a live stream to a server where all the transcoding channels are being used? Does it just not let you publish? Does it let you publish, but it just doesn’t encode? Does it put th… --- ## [Transcoder Not Working](https://community.wowza.com/t/transcoder-not-working/40260)
**Author:** [@Frank\_Troglauer](https://community.wowza.com/u/Frank_Troglauer)\ **Replies:** 9\ **Last updated:** [October 9, 2014, 8:30am UTC](https://community.wowza.com/t/transcoder-not-working/40260 "2014-10-09T08:30:50Z")
Good morning, We currently are using Wowza to ingest and serve out live streams using h264 and flash. We would like to use the transcoder to overlay some information over a stream so we looked at the following article f… --- ## [Timeline for Wowza Streaming Engine™ 4.1 on AWS (HEVC)](https://community.wowza.com/t/timeline-for-wowza-streaming-engine-4-1-on-aws-hevc/41368)
**Author:** [@Adam\_Tirapelle](https://community.wowza.com/u/Adam_Tirapelle)\ **Replies:** 5\ **Last updated:** [October 9, 2014, 7:54am UTC](https://community.wowza.com/t/timeline-for-wowza-streaming-engine-4-1-on-aws-hevc/41368 "2014-10-09T07:54:11Z")
Just looking for when the new version will be available for testing on AWS Marketplace? Looking forward to testing HEVC/H.265 live encoding with the DivX Web Player. --- ## [Override startPlay](https://community.wowza.com/t/override-startplay/36642)
**Author:** [@Vincent\_James](https://community.wowza.com/u/Vincent_James)\ **Replies:** 1\ **Last updated:** [October 9, 2014, 5:32am UTC](https://community.wowza.com/t/override-startplay/36642 "2014-10-09T05:32:39Z")
Hi, I’m unable to find anything about overriding the startPlay method: INFO server comment - MediaStreamMediaCasterPlay: startPlay Any help would be appreciated! EDIT: Never mind, I figured it out. How can I delete th… --- ## [Insufficient-Bandwidth-5-4](https://community.wowza.com/t/insufficient-bandwidth-5-4/43714)
**Author:** [@nam\_dang](https://community.wowza.com/u/nam_dang)\ **Replies:** 1\ **Last updated:** [October 9, 2014, 5:11am UTC](https://community.wowza.com/t/insufficient-bandwidth-5-4/43714 "2014-10-09T05:11:21Z")
How to turn off error : Insufficient-Bandwidth-5-4 Some client cannot play streaming. --- ## [Have 3.X Media Server Licenses - No 3.x Installer available](https://community.wowza.com/t/have-3-x-media-server-licenses-no-3-x-installer-available/42964)
**Author:** [@Rameez\_Rahim\_M](https://community.wowza.com/u/Rameez_Rahim_M)\ **Replies:** 3\ **Last updated:** [October 8, 2014, 10:21pm UTC](https://community.wowza.com/t/have-3-x-media-server-licenses-no-3-x-installer-available/42964 "2014-10-08T22:21:15Z")
Hi We have Ordered Wowza, while it was Media Server 3. But by the time we recieved the Liceses, Streaming Engine 4 is released and we are not able to download the 3.X media now. Please help us to either download the 3… --- ## [Connection Failed](https://community.wowza.com/t/connection-failed/43969)
**Author:** [@Robert\_Haverty](https://community.wowza.com/u/Robert_Haverty)\ **Replies:** 3\ **Last updated:** [October 8, 2014, 12:18pm UTC](https://community.wowza.com/t/connection-failed/43969 "2014-10-08T12:18:13Z")
I am running Wowza dev version on a Windows Server on AWS. I did not use AWS to set up a Wowza server, I merely set up a windows server on AWS and installed Wowza on it myself. The server has a public and private ip add… --- ## [VOD Microsoft Smooth Streaming is CHOPPY at high video resolutions](https://community.wowza.com/t/vod-microsoft-smooth-streaming-is-choppy-at-high-video-resolutions/44053)
**Author:** [@Miguel\_Barquet](https://community.wowza.com/u/Miguel_Barquet)\ **Replies:** 3\ **Last updated:** [October 8, 2014, 11:16am UTC](https://community.wowza.com/t/vod-microsoft-smooth-streaming-is-choppy-at-high-video-resolutions/44053 "2014-10-08T11:16:06Z")
Hi, I am doing some tests with the VOD application for HLS, SilverLight and RTMP playback. It works fine in all of them with low resolution media files but when it comes to HD I have been encountering problems for Silve… --- ## [Upgrading Wowza on Amazon AMI instance](https://community.wowza.com/t/upgrading-wowza-on-amazon-ami-instance/41167)
**Author:** [@Alex\_St](https://community.wowza.com/u/Alex_St)\ **Replies:** 2\ **Last updated:** [October 8, 2014, 10:55am UTC](https://community.wowza.com/t/upgrading-wowza-on-amazon-ami-instance/41167 "2014-10-08T10:55:17Z")
Hello! I’m curious if it is possible to upgrade an existing AMI instance to the latest Wowza version and what are the steps? Thanks -awax256 --- ## [AWS AMI Transcoder License Free Trial ?](https://community.wowza.com/t/aws-ami-transcoder-license-free-trial/44077)
**Author:** [@Bruce\_Wilkinson](https://community.wowza.com/u/Bruce_Wilkinson)\ **Replies:** 2\ **Last updated:** [October 8, 2014, 10:40am UTC](https://community.wowza.com/t/aws-ami-transcoder-license-free-trial/44077 "2014-10-08T10:40:52Z")
Wowza Forum, This is 101 so please be kind and yes I have looked over the support sections for both Wowza and AWS. If I missed the support magic link its because there are so many. (which is a good thing) My goal is to… --- ## [MediaCache Smil and Caption](https://community.wowza.com/t/mediacache-smil-and-caption/43663)
**Author:** [@Puneet\_Jain](https://community.wowza.com/u/Puneet_Jain)\ **Replies:** 1\ **Last updated:** [October 8, 2014, 10:35am UTC](https://community.wowza.com/t/mediacache-smil-and-caption/43663 "2014-10-08T10:35:46Z")
Hi, We are working on adding subtitles and are using media cache servers to deliver video. We have noticed that both smil file and caption file are being cached. We have a requirement where user can upload subtitle file… --- ## [Vast preroll video adds](https://community.wowza.com/t/vast-preroll-video-adds/38234)
**Author:** [@Armando\_Rodriguez\_Fr](https://community.wowza.com/u/Armando_Rodriguez_Fr)\ **Replies:** 1\ **Last updated:** [October 8, 2014, 8:34am UTC](https://community.wowza.com/t/vast-preroll-video-adds/38234 "2014-10-08T08:34:12Z")
I need to made a vastResponse.xml for preroll video. How can i made the xml ? Include in jwplayer code: advertising: { client: “vast”, tag: “vastResponse.xml” }, vastResponse.xml I don´t know very well how to mad… --- ## [Transcoder only wraps up when client is timed out?](https://community.wowza.com/t/transcoder-only-wraps-up-when-client-is-timed-out/43926)
**Author:** [@Jim\_Houseman](https://community.wowza.com/u/Jim_Houseman)\ **Replies:** 8\ **Last updated:** [October 8, 2014, 8:15am UTC](https://community.wowza.com/t/transcoder-only-wraps-up-when-client-is-timed-out/43926 "2014-10-08T08:15:58Z")
Wowza Streaming Engine 4.0.4 from the AMI available here Currently, I need to wait for the file to finish transcoding before I can use it again. I’m looking at the logs and I see this: INFO session comment 1420436222… --- ## [How unpublish transcoded streams programmably?](https://community.wowza.com/t/how-unpublish-transcoded-streams-programmably/43996)
**Author:** [@Ar\_Ba](https://community.wowza.com/u/Ar_Ba)\ **Replies:** 1\ **Last updated:** [October 8, 2014, 5:53am UTC](https://community.wowza.com/t/how-unpublish-transcoded-streams-programmably/43996 "2014-10-08T05:53:58Z")
Hi! We create chat application. Using Wowza 4.1.0 with Transcoder Addon (transrate template). H ave a problem: I start live stream with name stream\_name Wowza create two transcoded streams with names stream\_name\_… --- ## [Serious problem: iphone 5s GoCoder videos get rotated and distorted ?!](https://community.wowza.com/t/serious-problem-iphone-5s-gocoder-videos-get-rotated-and-distorted/44074)
**Author:** [@Anders\_Lundstrom](https://community.wowza.com/u/Anders_Lundstrom)\ **Replies:** 1\ **Last updated:** [October 8, 2014, 12:19am UTC](https://community.wowza.com/t/serious-problem-iphone-5s-gocoder-videos-get-rotated-and-distorted/44074 "2014-10-08T00:19:21Z")
Hello, I am testing livestreaming using Wowza and GoCoder. Today a very strange thing happen: first video was fine after that all videos were rotated and distorted No changes were made to the camera on the trip… --- ## [Wowza Local Server with Amazon CloudFront](https://community.wowza.com/t/wowza-local-server-with-amazon-cloudfront/43662)
**Author:** [@Puneet\_Jain](https://community.wowza.com/u/Puneet_Jain)\ **Replies:** 1\ **Last updated:** [October 7, 2014, 11:59pm UTC](https://community.wowza.com/t/wowza-local-server-with-amazon-cloudfront/43662 "2014-10-07T23:59:30Z")
Hi, We would like to Setup a Wowza server locally (origin) and use Amazon CloudFront to deliver the data. I have seen many examples which shows setting up EC2 instance and configuring that but none of them tells if its … --- ## [Player disconnects randomly using port 80, but port 1935 works fine](https://community.wowza.com/t/player-disconnects-randomly-using-port-80-but-port-1935-works-fine/44073)
**Author:** [@Joe\_Burkhart](https://community.wowza.com/u/Joe_Burkhart)\ **Replies:** 1\ **Last updated:** [October 7, 2014, 11:30pm UTC](https://community.wowza.com/t/player-disconnects-randomly-using-port-80-but-port-1935-works-fine/44073 "2014-10-07T23:30:17Z")
We’re experiencing the Flash Player disconnecting when playing a live stream over port 80. The video just stops playing and goes black inconsistently. It might be 2 minutes, or it might be 10 minutes in. It happens acros… --- ## [Image overlay on audio-only stream?](https://community.wowza.com/t/image-overlay-on-audio-only-stream/38345)
**Author:** [@Leonardo\_Scattola](https://community.wowza.com/u/Leonardo_Scattola)\ **Replies:** 2\ **Last updated:** [October 7, 2014, 1:01pm UTC](https://community.wowza.com/t/image-overlay-on-audio-only-stream/38345 "2014-10-07T13:01:43Z")
Hi everyone! Is it possible to have the transcoder generate an “overlay only” video track on an audio stream? We’d like to stream some audio only channels (with fixed names) and, in case, inject a static image stating … --- ## [Error with Akamai Player](https://community.wowza.com/t/error-with-akamai-player/40716)
**Author:** [@santosh\_shirahatti](https://community.wowza.com/u/santosh_shirahatti)\ **Replies:** 2\ **Last updated:** [October 7, 2014, 10:45am UTC](https://community.wowza.com/t/error-with-akamai-player/40716 "2014-10-07T10:45:20Z")
rtmp url works fine with wowza test player but gives error on Akamai player. IDENT request failed with error: HTTP request error --- ## [Monetization and limitation of live streaming](https://community.wowza.com/t/monetization-and-limitation-of-live-streaming/43627)
**Author:** [@Olivier\_Druais](https://community.wowza.com/u/Olivier_Druais)\ **Replies:** 2\ **Last updated:** [October 7, 2014, 9:30am UTC](https://community.wowza.com/t/monetization-and-limitation-of-live-streaming/43627 "2014-10-07T09:30:16Z")
Hello, I 'am leading a streaming project. We will create a webtv that will broadcast live several events. We want to adopt wowza system but we have an important technical question to resolve first. Our platform will … --- ## [Audio but no video ?](https://community.wowza.com/t/audio-but-no-video/43745)
**Author:** [@Bastien\_Girard](https://community.wowza.com/u/Bastien_Girard)\ **Replies:** 5\ **Last updated:** [October 7, 2014, 9:29am UTC](https://community.wowza.com/t/audio-but-no-video/43745 "2014-10-07T09:29:17Z")
Hi all, I can’t seem to find any relevant info to solve my problem, so hopefully someone here will be able to provide me with some directions :slight\_smile: Here is my setup. One WOWZA server, installed on a CentOS 6.… --- ## [Permissions for Startup Package on S3](https://community.wowza.com/t/permissions-for-startup-package-on-s3/44067)
**Author:** [@Kenneth\_Kneser](https://community.wowza.com/u/Kenneth_Kneser)\ **Replies:** 4\ **Last updated:** [October 6, 2014, 9:02pm UTC](https://community.wowza.com/t/permissions-for-startup-package-on-s3/44067 "2014-10-06T21:02:46Z")
I was following the instructions for creating a startup package for EC2, however I couldn’t get the instance to use my package on S3 unless I made the zip file public. Is there a way to launch the instance using a packag… --- ## [NVENC: InitializeEncoder failed: gpuid:0 result:80004005](https://community.wowza.com/t/nvenc-initializeencoder-failed-gpuid-0-result-80004005/35594)
**Author:** [@prasad\_ramassamy](https://community.wowza.com/u/prasad_ramassamy)\ **Replies:** 2\ **Last updated:** [October 6, 2014, 9:16am UTC](https://community.wowza.com/t/nvenc-initializeencoder-failed-gpuid-0-result-80004005/35594 "2014-10-06T09:16:11Z")
Hello, I’m trying to implement NVENC encoding in Transcoder, but when I set more than 2 Encodes, the third and fourth ones don’t start. Here is what I can see in logs: 2014-10-03 11:57:43 CEST comment server INFO 200 … --- ## [Set publish allowed encoders property](https://community.wowza.com/t/set-publish-allowed-encoders-property/36640)
**Author:** [@Vincent\_James](https://community.wowza.com/u/Vincent_James)\ **Replies:** 1\ **Last updated:** [October 6, 2014, 7:18am UTC](https://community.wowza.com/t/set-publish-allowed-encoders-property/36640 "2014-10-06T07:18:08Z")
By default, it appears this is the allowed encoders: INFO server comment - ModuleCoreSecurity.onAppStart\[live/definst\]: Publish: AllowedEncoders: securityPublishValidEncoders:Wirecast/|FME/|FMLE/|Wowza GoCoder\* How/whe… [Previous page](https://community.wowza.com/c/wowza-streaming-engine/8.md?page=215) [Next page](https://community.wowza.com/c/wowza-streaming-engine/8.md?page=217)