# Wowza Streaming Engine **URL:** https://community.wowza.com/c/wowza-streaming-engine/8.md?page=239 [Latest](https://community.wowza.com/latest.md) · [Categories](https://community.wowza.com/categories.md) · [Tags](https://community.wowza.com/tags.md) **Page:** 240 --- ## [Live Streaming Latency Issue through Wowza](https://community.wowza.com/t/live-streaming-latency-issue-through-wowza/43046)
**Author:** [@Fan\_Jin](https://community.wowza.com/u/Fan_Jin)\ **Replies:** 3\ **Last updated:** [May 15, 2014, 10:43pm UTC](https://community.wowza.com/t/live-streaming-latency-issue-through-wowza/43046 "2014-05-15T22:43:13Z")
Hi, I’m having trouble to reduce the latency while trying to broadcast my webcam. I’m streaming the webcam feed to Wowza server through ffmpeg, both the ffmpeg and Wowza server resides on the same machine. With the web… --- ## [Live stream intermittent freezing - is it geography?](https://community.wowza.com/t/live-stream-intermittent-freezing-is-it-geography/43001)
**Author:** [@gavin\_newman](https://community.wowza.com/u/gavin_newman)\ **Replies:** 1\ **Last updated:** [May 15, 2014, 9:33pm UTC](https://community.wowza.com/t/live-stream-intermittent-freezing-is-it-geography/43001 "2014-05-15T21:33:10Z")
Our set up uses EC2 on AWS with Wowza being initiated to ingest the live stream direct from a webcam - it all works fine except the broadcaster briefly freezes sometimes with a bit of clipping on the audio on both live a… --- ## [Still being charged for Wowza Streaming Engine 4: Standard](https://community.wowza.com/t/still-being-charged-for-wowza-streaming-engine-4-standard/38954)
**Author:** [@Chris\_Mcdonald](https://community.wowza.com/u/Chris_Mcdonald)\ **Replies:** 1\ **Last updated:** [May 15, 2014, 8:12pm UTC](https://community.wowza.com/t/still-being-charged-for-wowza-streaming-engine-4-standard/38954 "2014-05-15T20:12:36Z")
Hello, I set up an EC2 instance to run the Wowza Streaming Engine 4: Standard but have since shut it down. Even though the server has been closed, I’m still being charged a $15 Recurring monthly charge… How do I stop th… --- ## [How to setup a support frame ?](https://community.wowza.com/t/how-to-setup-a-support-frame/42986)
**Author:** [@Oleg\_Artemov](https://community.wowza.com/u/Oleg_Artemov)\ **Replies:** 3\ **Last updated:** [May 15, 2014, 6:58pm UTC](https://community.wowza.com/t/how-to-setup-a-support-frame/42986 "2014-05-15T18:58:44Z")
Greeting! How can i add the support frame (B-frame or keyframe) in WOWZA VOD app? when i move to the forward or to the back of VOD-file, i see something like this: --- ## [Silverlight Player acting like dvr](https://community.wowza.com/t/silverlight-player-acting-like-dvr/41605)
**Author:** [@Doug\_Maupin](https://community.wowza.com/u/Doug_Maupin)\ **Replies:** 5\ **Last updated:** [May 15, 2014, 4:15pm UTC](https://community.wowza.com/t/silverlight-player-acting-like-dvr/41605 "2014-05-15T16:15:43Z")
So I am using the smoothstreaming player that’s available at https://smf.codeplex.com/wikipage?title=Embed%20Smooth%20Streaming%20Player, and the stream plays, with drm enabled too, however I’d rather it not try to play … --- ## [Oddity since upgrading to Wowza 4](https://community.wowza.com/t/oddity-since-upgrading-to-wowza-4/558)
**Author:** [@system](https://community.wowza.com/u/system)\ **Replies:** 15\ **Last updated:** [May 15, 2014, 4:15pm UTC](https://community.wowza.com/t/oddity-since-upgrading-to-wowza-4/558 "2014-05-15T16:15:17Z")
I upgraded from wowza 3.x to 4.x this weekend and the first live video streams I did, I noticed pixelation and “smearing” of the video. Now, my understanding is that wowza is and has always taken the video data repackage… --- ## [Servers - question](https://community.wowza.com/t/servers-question/40883)
**Author:** [@Sebastian\_Reg](https://community.wowza.com/u/Sebastian_Reg)\ **Replies:** 1\ **Last updated:** [May 15, 2014, 3:49pm UTC](https://community.wowza.com/t/servers-question/40883 "2014-05-15T15:49:44Z")
Hi, I am a Wowza userand I use the system apx 2-3 times in month. Now I use EC2 based on DevPay License- but every time I have to configure whole system - it takes about 1 hour with tests. Now I am looking for server wh… --- ## [Silverlight Player acting as DVR on live.](https://community.wowza.com/t/silverlight-player-acting-as-dvr-on-live/41603)
**Author:** [@Doug\_Maupin](https://community.wowza.com/u/Doug_Maupin)\ **Replies:** 1\ **Last updated:** [May 15, 2014, 3:19pm UTC](https://community.wowza.com/t/silverlight-player-acting-as-dvr-on-live/41603 "2014-05-15T15:19:42Z")
I am using Smoothstreaming with EZDRM, however when I go to play the stream, its acting as if its a DVR with rewind and all that how do I disable this since its causing the stream to fall behind? --- ## [Anyway to reduce upto 5 secs latency in HLS](https://community.wowza.com/t/anyway-to-reduce-upto-5-secs-latency-in-hls/43043)
**Author:** [@small\_erik](https://community.wowza.com/u/small_erik)\ **Replies:** 1\ **Last updated:** [May 15, 2014, 3:11pm UTC](https://community.wowza.com/t/anyway-to-reduce-upto-5-secs-latency-in-hls/43043 "2014-05-15T15:11:37Z")
Hi, By using properties listed here i reduced my latency from 30secs to 12 secs in HLS. But client required \<5 secs :(. Any idea/suggestion?? Thanks in advance --- ## [VM will try to fix the stack guard now - 'execstack -c '](https://community.wowza.com/t/vm-will-try-to-fix-the-stack-guard-now-execstack-c/38601)
**Author:** [@Sathishkumar\_KPS](https://community.wowza.com/u/Sathishkumar_KPS)\ **Replies:** 2\ **Last updated:** [May 15, 2014, 11:39am UTC](https://community.wowza.com/t/vm-will-try-to-fix-the-stack-guard-now-execstack-c/38601 "2014-05-15T11:39:32Z")
Hi, What does this mean and how can I resolve this? I’m using g2.2xlarge instance and running transcoder application INFO server comment - TranscoderSessionNative.loadLibrary: Load transcoder list file: /usr/local/Wowz… --- ## [Hardware requirement for maximum connection.](https://community.wowza.com/t/hardware-requirement-for-maximum-connection/38166)
**Author:** [@Viet\_Loi](https://community.wowza.com/u/Viet_Loi)\ **Replies:** 7\ **Last updated:** [May 15, 2014, 9:40am UTC](https://community.wowza.com/t/hardware-requirement-for-maximum-connection/38166 "2014-05-15T09:40:42Z")
Dear all, How much maximum connections that Wowza server can do? Notice that 2Mbps for each connection. Wowza will be used for live streaming. Please tell me the hardware requirement. Thanks all. --- ## [Upgrading to Wowza Streaming Engine 4 from Wowza 3.5 on Linux server](https://community.wowza.com/t/upgrading-to-wowza-streaming-engine-4-from-wowza-3-5-on-linux-server/745)
**Author:** [@system](https://community.wowza.com/u/system)\ **Replies:** 1\ **Last updated:** [May 15, 2014, 2:36am UTC](https://community.wowza.com/t/upgrading-to-wowza-streaming-engine-4-from-wowza-3-5-on-linux-server/745 "2014-05-15T02:36:47Z")
Hey guys, I have an up and running Wowza 3.5 on a linux box that has about 3 livestreams from IP cameras… I have upgraded my license to Streaming Engine 4, my question is: What would be the best way to install the new… --- ## [How to change Encoding Closed captions](https://community.wowza.com/t/how-to-change-encoding-closed-captions/41076)
**Author:** [@Trung\_Vo\_Trong](https://community.wowza.com/u/Trung_Vo_Trong)\ **Replies:** 11\ **Last updated:** [May 14, 2014, 2:25pm UTC](https://community.wowza.com/t/how-to-change-encoding-closed-captions/41076 "2014-05-14T14:25:21Z")
How to display a unicode text on closed caption? My srt file like: 1 00:00:00.599 → 00:00:04.160 Diễn viên chính it display on player : Diá»…n viên chÃ\*nh How to fix it?, my srt file encoding utf8 --- ## [Uploading and serving Wowza DVR content from AWS S3.](https://community.wowza.com/t/uploading-and-serving-wowza-dvr-content-from-aws-s3/43034)
**Author:** [@Ben\_Bowler](https://community.wowza.com/u/Ben_Bowler)\ **Replies:** 1\ **Last updated:** [May 14, 2014, 1:22pm UTC](https://community.wowza.com/t/uploading-and-serving-wowza-dvr-content-from-aws-s3/43034 "2014-05-14T13:22:39Z")
We deliver HLS content from a CDN through Wowza for live and AWS S3 for archive content. I’m thinking about syncing the contents of the /dvr folder up to S3 when the show finishes and serving the recorded content. Do you… --- ## [Anyway to reduce upto 5 secs latency in HLS](https://community.wowza.com/t/anyway-to-reduce-upto-5-secs-latency-in-hls/43044)
**Author:** [@small\_erik](https://community.wowza.com/u/small_erik)\ **Replies:** 1\ **Last updated:** [May 14, 2014, 1:09pm UTC](https://community.wowza.com/t/anyway-to-reduce-upto-5-secs-latency-in-hls/43044 "2014-05-14T13:09:46Z")
Hi, By using properties listed here i reduced my latency from 30secs to 12 secs in HLS. But client required \<5 secs . Any idea/suggestion?? Thanks in advance --- ## [SMIL Scheduling Problems](https://community.wowza.com/t/smil-scheduling-problems/37039)
**Author:** [@Javier\_Castro](https://community.wowza.com/u/Javier_Castro)\ **Replies:** 3\ **Last updated:** [May 14, 2014, 1:03pm UTC](https://community.wowza.com/t/smil-scheduling-problems/37039 "2014-05-14T13:03:28Z")
Hi everyone, I’ve finished this morning the installation of new Wowza Streaming Engine and now I’m configuring it so that we have same applications running that we had in Wowza Media Server3. I’ve set up my application,… --- ## [Wirecast- cannot authenticate error -4023](https://community.wowza.com/t/wirecast-cannot-authenticate-error-4023/43035)
**Author:** [@dvenyce\_tribestar](https://community.wowza.com/u/dvenyce_tribestar)\ **Replies:** 1\ **Last updated:** [May 13, 2014, 2:46pm UTC](https://community.wowza.com/t/wirecast-cannot-authenticate-error-4023/43035 "2014-05-13T14:46:49Z")
Hello, I am trying tostream using wirecast to the wowza server. When I try to start broadcast it gives me this error message. “cannot authenticate with rtmp/flash server. please enter and/or verify your credentials. \[-… --- ## [Does the Wowza Media Server support 'a=3GPP-Adaptation-Support' ?](https://community.wowza.com/t/does-the-wowza-media-server-support-a-3gpp-adaptation-support/42922)
**Author:** [@Ji\_Hoon\_Lee](https://community.wowza.com/u/Ji_Hoon_Lee)\ **Replies:** 1\ **Last updated:** [May 13, 2014, 1:33pm UTC](https://community.wowza.com/t/does-the-wowza-media-server-support-a-3gpp-adaptation-support/42922 "2014-05-13T13:33:43Z")
Dear Sir, I’m concerned with the RTSP/RTP streaming of the Wowza Media Server(WMS in short). As far as I know, 3GPP-Adaptation-Support means bitrate adaptation capability. Does the WMS support bitrate adaptation mecha… --- ## [Wowza Multipale ip address](https://community.wowza.com/t/wowza-multipale-ip-address/37110)
**Author:** [@asher\_davidof](https://community.wowza.com/u/asher_davidof)\ **Replies:** 1\ **Last updated:** [May 13, 2014, 1:27pm UTC](https://community.wowza.com/t/wowza-multipale-ip-address/37110 "2014-05-13T13:27:34Z")
Hi Is it possible to configure multipale ip’s to one wowza server? Thx /Asaf --- ## [VPS minimum requirements for video chat app](https://community.wowza.com/t/vps-minimum-requirements-for-video-chat-app/42302)
**Author:** [@Ali\_El\_Majdaoui](https://community.wowza.com/u/Ali_El_Majdaoui)\ **Replies:** 4\ **Last updated:** [May 13, 2014, 11:06am UTC](https://community.wowza.com/t/vps-minimum-requirements-for-video-chat-app/42302 "2014-05-13T11:06:13Z")
Hello, I made a video chat app using Wowza and want to ask about the requirements to bearing about 100 connections(text chat, camera published for each connection). I had follow a post in Wowza forums about requirements… --- ## [Wowza Logging](https://community.wowza.com/t/wowza-logging/35792)
**Author:** [@David\_O\_Brien](https://community.wowza.com/u/David_O_Brien)\ **Replies:** 4\ **Last updated:** [May 13, 2014, 9:52am UTC](https://community.wowza.com/t/wowza-logging/35792 "2014-05-13T09:52:19Z")
Hello, We have a simple VOD service. We are using Wowza Media Server 3.6.2. If a user was watching a video, and the video was stopping and starting, are there some logs I can look at to see where the issue is? Are the… --- ## [8000MB heap size](https://community.wowza.com/t/8000mb-heap-size/35793)
**Author:** [@David\_O\_Brien](https://community.wowza.com/u/David_O_Brien)\ **Replies:** 3\ **Last updated:** [May 13, 2014, 9:49am UTC](https://community.wowza.com/t/8000mb-heap-size/35793 "2014-05-13T09:49:53Z")
Hello, We have 16GB Ram on our server. Following the tuning information that Wowza provides, we have set the Java heap size to 8000 MB. Apologies for the newbie question, but what is this 8000MB used for? Do videos ge… --- ## [Module PushPublish. Problems publishing to Youtube from Wowza with rtsp as source.](https://community.wowza.com/t/module-pushpublish-problems-publishing-to-youtube-from-wowza-with-rtsp-as-source/41174)
**Author:** [@Juanjo\_Torroglosa](https://community.wowza.com/u/Juanjo_Torroglosa)\ **Replies:** 3\ **Last updated:** [May 13, 2014, 8:42am UTC](https://community.wowza.com/t/module-pushpublish-problems-publishing-to-youtube-from-wowza-with-rtsp-as-source/41174 "2014-05-13T08:42:57Z")
Hi, I’m having problems doing this: rtsp -\> wowza -\> youtube In youtube I can see “Stream Status: GOOD” and I can start the preview. However, once the preview starts, the button “Start Streaming” appears disabled and … --- ## [Wowza Transcoder - Amazing!](https://community.wowza.com/t/wowza-transcoder-amazing/39955)
**Author:** [@Alex\_May](https://community.wowza.com/u/Alex_May)\ **Replies:** 2\ **Last updated:** [May 12, 2014, 8:57pm UTC](https://community.wowza.com/t/wowza-transcoder-amazing/39955 "2014-05-12T20:57:42Z")
Just recently finished using Wowza 4 and the Transcoder in anger. The transcoder really is so efficient and great quality… I just wish Wowza would make a stand-alone version for transcoding videos for VOD :slight\_smile: … --- ## [Solution for flash recorder to record AAC audio mp4 file](https://community.wowza.com/t/solution-for-flash-recorder-to-record-aac-audio-mp4-file/43031)
**Author:** [@Yasin\_Abla](https://community.wowza.com/u/Yasin_Abla)\ **Replies:** 1\ **Last updated:** [May 12, 2014, 8:18pm UTC](https://community.wowza.com/t/solution-for-flash-recorder-to-record-aac-audio-mp4-file/43031 "2014-05-12T20:18:04Z")
Usage Background: Flash recorder to record video and audio (Speex 9) and save it .mp4 format Problem: No audio mp4 files. Flash recorder record video with Speex audio encoded, and we need play or import in Final Cut Pro… --- ## [Upgrade from Wowza 2 to Wowza3 or Wowza Streaming Engine (on Amazon EC2) not working.](https://community.wowza.com/t/upgrade-from-wowza-2-to-wowza3-or-wowza-streaming-engine-on-amazon-ec2-not-working/35504)
**Author:** [@Jason\_Stobbe](https://community.wowza.com/u/Jason_Stobbe)\ **Replies:** 7\ **Last updated:** [May 12, 2014, 5:00pm UTC](https://community.wowza.com/t/upgrade-from-wowza-2-to-wowza3-or-wowza-streaming-engine-on-amazon-ec2-not-working/35504 "2014-05-12T17:00:32Z")
We have been a “Wowza EC2” user for over 3 years. We’re a small publishing shop that sometimes does NO livestreaming for weeks, then some days we can stream 4 simultaneous events. As such, we find that the on-demand opti… --- ## [RTMP video streaming in ios](https://community.wowza.com/t/rtmp-video-streaming-in-ios/39854)
**Author:** [@Aju\_E](https://community.wowza.com/u/Aju_E)\ **Replies:** 2\ **Last updated:** [May 11, 2014, 10:20pm UTC](https://community.wowza.com/t/rtmp-video-streaming-in-ios/39854 "2014-05-11T22:20:10Z")
I was trying to implement video chat ios application i want to use WOWZA server. I worked on http streaming with wowza server and its working but, i need live chat so i need to use RTMP. what steps to be follow to imple… --- ## [Smooth Streaming video won't start on STB](https://community.wowza.com/t/smooth-streaming-video-wont-start-on-stb/41731)
**Author:** [@Filipe\_Brunido](https://community.wowza.com/u/Filipe_Brunido)\ **Replies:** 4\ **Last updated:** [May 11, 2014, 9:59pm UTC](https://community.wowza.com/t/smooth-streaming-video-wont-start-on-stb/41731 "2014-05-11T21:59:04Z")
Hi, I’m currently using smooth streaming to deliver on demand content to STBs, found out a compatibility problem with certain videos recorded by mobile devices. (i.e.: Samsung Galaxy S4). The original video “original.mp… --- ## [Login error](https://community.wowza.com/t/login-error/42999)
**Author:** [@Rahul\_KV](https://community.wowza.com/u/Rahul_KV)\ **Replies:** 1\ **Last updated:** [May 11, 2014, 11:20am UTC](https://community.wowza.com/t/login-error/42999 "2014-05-11T11:20:19Z")
Hello I can’t login to my panel when i login to my account login is failed and a red box is appears over the username box “http://IP:8088/enginemanager/loginfailed.htm#” Thanks --- ## [no m3 AMIs in EU West (ireland)](https://community.wowza.com/t/no-m3-amis-in-eu-west-ireland/34710)
**Author:** [@Peter\_Gibbons](https://community.wowza.com/u/Peter_Gibbons)\ **Replies:** 2\ **Last updated:** [May 10, 2014, 8:36pm UTC](https://community.wowza.com/t/no-m3-amis-in-eu-west-ireland/34710 "2014-05-10T20:36:21Z")
Hi Wowza-Team, i successfully could launch m1 instances of the new 4.0.1 DevLic instances in Ireland. But I am not able to launch the selectable m3 instances in the EU West region (Ireland). From the instances proposed … [Previous page](https://community.wowza.com/c/wowza-streaming-engine/8.md?page=238) [Next page](https://community.wowza.com/c/wowza-streaming-engine/8.md?page=240)