# Wowza Streaming Engine **URL:** https://community.wowza.com/c/wowza-streaming-engine/8.md?page=176 [Latest](https://community.wowza.com/latest.md) · [Categories](https://community.wowza.com/categories.md) · [Tags](https://community.wowza.com/tags.md) **Page:** 177 --- ## [Encoding and sending keyframe over RTP causes blank/refresh](https://community.wowza.com/t/encoding-and-sending-keyframe-over-rtp-causes-blank-refresh/45754)
**Author:** [@Mat\_DePasquale](https://community.wowza.com/u/Mat_DePasquale)\ **Replies:** 1\ **Last updated:** [September 3, 2015, 10:18am UTC](https://community.wowza.com/t/encoding-and-sending-keyframe-over-rtp-causes-blank-refresh/45754 "2015-09-03T10:18:16Z")
I am sending H264 over RTP, using my own code (encoder). I am sending the key frame every 2 seconds (complete access unit composed of SPS/PPS/IDR-slices, etc.). I am using VLC to play the stream out of Wowza but note th… --- ## [Can not get netgroup list in smil file](https://community.wowza.com/t/can-not-get-netgroup-list-in-smil-file/45540)
**Author:** [@Nicolas\_Hoppenot](https://community.wowza.com/u/Nicolas_Hoppenot)\ **Replies:** 3\ **Last updated:** [September 2, 2015, 10:20am UTC](https://community.wowza.com/t/can-not-get-netgroup-list-in-smil-file/45540 "2015-09-02T10:20:45Z")
Hello, I have setuped a default transcoder template with a group all. The source and the 160p incoming streams are available (and tested with the test player). When I try to acces to http://${wowza\_ip}:1935/live/ngrp:… --- ## [The size of recorded live streaming files at S3 was 0](https://community.wowza.com/t/the-size-of-recorded-live-streaming-files-at-s3-was-0/45879)
**Author:** [@Hochul\_Shin](https://community.wowza.com/u/Hochul_Shin)\ **Replies:** 3\ **Last updated:** [September 2, 2015, 3:52am UTC](https://community.wowza.com/t/the-size-of-recorded-live-streaming-files-at-s3-was-0/45879 "2015-09-02T03:52:49Z")
I want to record live streams to S3. I mounted the Amazon S3 bucket with the follow command. /usr/local/bin/s3fs my.S3.Bucket -o default\_acl=private /mnt/s3 I checked the result with ‘df -h’ and it seemed successful.… --- ## [HLS Renditions in log file?](https://community.wowza.com/t/hls-renditions-in-log-file/45563)
**Author:** [@Paul\_Skinner](https://community.wowza.com/u/Paul_Skinner)\ **Replies:** 1\ **Last updated:** [September 1, 2015, 10:58pm UTC](https://community.wowza.com/t/hls-renditions-in-log-file/45563 "2015-09-01T22:58:27Z")
Hi Guys, I can see in my log file that a playlist.m3u8 is being requested. But is there any way to see which rendition the customer is playing? I have a client logging in from the other side of the world and claiming t… --- ## [Wowza can't see the multicast stream, if it is coming not to default interface](https://community.wowza.com/t/wowza-cant-see-the-multicast-stream-if-it-is-coming-not-to-default-interface/45866)
**Author:** [@Mindaugas\_Rudgalvis](https://community.wowza.com/u/Mindaugas_Rudgalvis)\ **Replies:** 3\ **Last updated:** [September 1, 2015, 5:15pm UTC](https://community.wowza.com/t/wowza-cant-see-the-multicast-stream-if-it-is-coming-not-to-default-interface/45866 "2015-09-01T17:15:53Z")
Hello, I’m tired from googling and searching the forum regarding the problem when multicast source stream is not on default route interface. When multicast source stream is coming to default route interface, then I can… --- ## [Error in connection Counts when Transcoder addon is active](https://community.wowza.com/t/error-in-connection-counts-when-transcoder-addon-is-active/45842)
**Author:** [@Mike\_Washosky](https://community.wowza.com/u/Mike_Washosky)\ **Replies:** 3\ **Last updated:** [August 31, 2015, 4:59pm UTC](https://community.wowza.com/t/error-in-connection-counts-when-transcoder-addon-is-active/45842 "2015-08-31T16:59:41Z")
Hello, I will explain the issue When the transcoder is running, Wowza counts wrong concurrent users connected THROUGH the connectioncounts and serverinfo, is there any solution for this? since the statistic is very impo… --- ## [Simulated live with actual live segments interspersed](https://community.wowza.com/t/simulated-live-with-actual-live-segments-interspersed/45861)
**Author:** [@Greg\_Schumacher](https://community.wowza.com/u/Greg_Schumacher)\ **Replies:** 3\ **Last updated:** [August 31, 2015, 9:58am UTC](https://community.wowza.com/t/simulated-live-with-actual-live-segments-interspersed/45861 "2015-08-31T09:58:58Z")
If trying to create something like an online TV station / radio station where there are prerecorded segments for much of the time, but then there are also some live segments for periods of the day, how can that be accomp… --- ## [multiple overlays](https://community.wowza.com/t/multiple-overlays/37894)
**Author:** [@asim\_khan](https://community.wowza.com/u/asim_khan)\ **Replies:** 1\ **Last updated:** [August 31, 2015, 8:30am UTC](https://community.wowza.com/t/multiple-overlays/37894 "2015-08-31T08:30:46Z")
I tired adding gif to live stream , but that does not animate ? i followed : https://www.wowza.com/docs/how-to-add-graphic-overlays-to-live-streams-with-wowza-transcoder is it supported ? --- ## [Ask for Trial version limited to 3 inbound, 10 outbound connections](https://community.wowza.com/t/ask-for-trial-version-limited-to-3-inbound-10-outbound-connections/45865)
**Author:** [@steven\_hoang](https://community.wowza.com/u/steven_hoang)\ **Replies:** 1\ **Last updated:** [August 30, 2015, 10:40pm UTC](https://community.wowza.com/t/ask-for-trial-version-limited-to-3-inbound-10-outbound-connections/45865 "2015-08-30T22:40:07Z")
Hi you Can you explain for me about Trial version limited to 3 inbound, 10 outbound connections What is inbound and outbound? 10 outbound connections means that allows 10 other users can see 1 video at the same time o… --- ## [Play an advertising video before play a VoD on Serverside](https://community.wowza.com/t/play-an-advertising-video-before-play-a-vod-on-serverside/40974)
**Author:** [@Manh\_Hung\_Nguyen](https://community.wowza.com/u/Manh_Hung_Nguyen)\ **Replies:** 3\ **Last updated:** [August 30, 2015, 8:05pm UTC](https://community.wowza.com/t/play-an-advertising-video-before-play-a-vod-on-serverside/40974 "2015-08-30T20:05:31Z")
Hi everyone, I want to set up wowza Application, when user play an VoD, they will watch an advertising video before watch the VoD which they choose. I can not use wowza schedule module because I want every time user pl… --- ## [Time as overlay](https://community.wowza.com/t/time-as-overlay/37896)
**Author:** [@asim\_khan](https://community.wowza.com/u/asim_khan)\ **Replies:** 1\ **Last updated:** [August 29, 2015, 2:46am UTC](https://community.wowza.com/t/time-as-overlay/37896 "2015-08-29T02:46:44Z")
I can add time text as overlay but the seconds does not tick ? it is just static text how can i make the time update with each frame Date dNow = new Date(); SimpleDateFormat ft = new SimpleDateFormat("hh:mm:… --- ## [Why Wowza server generate invalid mpd files?](https://community.wowza.com/t/why-wowza-server-generate-invalid-mpd-files/45801)
**Author:** [@Alan\_soans](https://community.wowza.com/u/Alan_soans)\ **Replies:** 1\ **Last updated:** [August 28, 2015, 4:22pm UTC](https://community.wowza.com/t/why-wowza-server-generate-invalid-mpd-files/45801 "2015-08-28T16:22:36Z")
I’m trying to validate mpd files generated by my wowza server, using the following sites: http://dashif.org/conformance.html http://www-itec.uni-klu.ac.at/dash/?page\_id=605 but the file not valid and the validatio… --- ## [mpegts audio packets aligned problem](https://community.wowza.com/t/mpegts-audio-packets-aligned-problem/45295)
**Author:** [@zheng\_leo](https://community.wowza.com/u/zheng_leo)\ **Replies:** 1\ **Last updated:** [August 28, 2015, 4:14pm UTC](https://community.wowza.com/t/mpegts-audio-packets-aligned-problem/45295 "2015-08-28T16:14:57Z")
Hi, I have a multicast mpegts stream with mpeg2 video + ac3 audio sending to wowza transcoder, ac3 passthrough already setup, but it will have about 10 seconds with no audio of the transcoder output when start transcodi… --- ## [HTTPLiveStreamRecord tutorial does not show how to record with a non-admin username](https://community.wowza.com/t/httplivestreamrecord-tutorial-does-not-show-how-to-record-with-a-non-admin-username/45119)
**Author:** [@todafuture\_todafutur](https://community.wowza.com/u/todafuture_todafutur)\ **Replies:** 5\ **Last updated:** [August 28, 2015, 1:52am UTC](https://community.wowza.com/t/httplivestreamrecord-tutorial-does-not-show-how-to-record-with-a-non-admin-username/45119 "2015-08-28T01:52:40Z")
If I want to record live stream using HTTPLiveStreamRecord with a non-admin username and password, how can I do it? Thank you. --- ## [AWS command-line tools on EC2 images?](https://community.wowza.com/t/aws-command-line-tools-on-ec2-images/45839)
**Author:** [@Brian\_Landers](https://community.wowza.com/u/Brian_Landers)\ **Replies:** 1\ **Last updated:** [August 26, 2015, 10:56pm UTC](https://community.wowza.com/t/aws-command-line-tools-on-ec2-images/45839 "2015-08-26T22:56:50Z")
Do the Wowza EC2 AMIs have the AWS command-line tools installed by default? If so, what’s the path? If not, does anyone have an example of a startup package that installs them? I want to setup my instance to automaticall… --- ## [HLS video not playing](https://community.wowza.com/t/hls-video-not-playing/45758)
**Author:** [@Saswat\_Panda](https://community.wowza.com/u/Saswat_Panda)\ **Replies:** 7\ **Last updated:** [August 26, 2015, 3:43pm UTC](https://community.wowza.com/t/hls-video-not-playing/45758 "2015-08-26T15:43:27Z")
I’ve set up a basic live application and have DASH, HDS and RTMP streams working fine. However, I’m unable to get the HLS stream running on any device that I’ve tried on including Safari on my iPhone 6. Here’s what I ge… --- ## [Wowza, JWPlayer & Xbox One](https://community.wowza.com/t/wowza-jwplayer-xbox-one/42886)
**Author:** [@Nathan\_Kadish](https://community.wowza.com/u/Nathan_Kadish)\ **Replies:** 1\ **Last updated:** [August 26, 2015, 6:42am UTC](https://community.wowza.com/t/wowza-jwplayer-xbox-one/42886 "2015-08-26T06:42:35Z")
How do I get it to work? I have JWPlayer premium, an xbox one and transcoder. I want one player to play our live stream and vod on any device, but the xbox is the only one not working --- ## [Wowza Media Streaming Engine hangs when accessing Logs](https://community.wowza.com/t/wowza-media-streaming-engine-hangs-when-accessing-logs/35854)
**Author:** [@Christian\_San\_Juan](https://community.wowza.com/u/Christian_San_Juan)\ **Replies:** 1\ **Last updated:** [August 26, 2015, 6:02am UTC](https://community.wowza.com/t/wowza-media-streaming-engine-hangs-when-accessing-logs/35854 "2015-08-26T06:02:55Z")
Everytime I attempt to look at the Logs on the Server from the Wowza Media Streaming Engine, the browser dims a bit and an icon is shown in the middle but it essentially hangs. I have the same exact setup on 2 serve… --- ## [Load balancer 2 with jwplayer and adaptive bitrate streaming](https://community.wowza.com/t/load-balancer-2-with-jwplayer-and-adaptive-bitrate-streaming/642)
**Author:** [@system](https://community.wowza.com/u/system)\ **Replies:** 4\ **Last updated:** [August 25, 2015, 3:41am UTC](https://community.wowza.com/t/load-balancer-2-with-jwplayer-and-adaptive-bitrate-streaming/642 "2015-08-25T03:41:36Z")
Hi, I’m trying to use jwplayer with Adaptive Bitrate Streaming. It works when I use the following URL, http://server/myApp/smil:myApp.smil/jwplayer.smil But when I want to use the application which redirects to the l… --- ## [Packet loss - what can i do ??](https://community.wowza.com/t/packet-loss-what-can-i-do/45743)
**Author:** [@JongYoul\_Park](https://community.wowza.com/u/JongYoul_Park)\ **Replies:** 3\ **Last updated:** [August 25, 2015, 1:09am UTC](https://community.wowza.com/t/packet-loss-what-can-i-do/45743 "2015-08-25T01:09:23Z")
hi, guys i use RTSP/RTP streaming. sometimes i meet packet loss. WARN server comment 2015-08-24 01:15:05 - - - - - 338263.513 - - - - - - - - RTPDePacketizerWrapperPacketSorter.packetLoss\[live/definst/1000:trackID=0\]:… --- ## [Push Error](https://community.wowza.com/t/push-error/34410)
**Author:** [@Piotr\_Golebiowski](https://community.wowza.com/u/Piotr_Golebiowski)\ **Replies:** 4\ **Last updated:** [August 24, 2015, 3:40pm UTC](https://community.wowza.com/t/push-error/34410 "2015-08-24T15:40:10Z")
I’m trying to push stream from one application to another (let say from live to live2) in the same Wowza server. I’m receiving error ERROR server comment 2015-08-19 19:34:16 - - - - - 3163.701 - - - - - - - - processNex… --- ## [Getting full rtmp link (onConnect)](https://community.wowza.com/t/getting-full-rtmp-link-onconnect/40158)
**Author:** [@dogan\_dogan](https://community.wowza.com/u/dogan_dogan)\ **Replies:** 1\ **Last updated:** [August 24, 2015, 1:49pm UTC](https://community.wowza.com/t/getting-full-rtmp-link-onconnect/40158 "2015-08-24T13:49:14Z")
Dear Wowza Support-Team & Wowza Communtiy, I would like to get the full url during onConnect e.g. rtmp://localhost/live/myChannel My approach was: System.out.println(“onConnect Param1:” + getParamString(params, PARAM… --- ## [IP Camera Encoding](https://community.wowza.com/t/ip-camera-encoding/45833)
**Author:** [@David\_Margolin](https://community.wowza.com/u/David_Margolin)\ **Replies:** 1\ **Last updated:** [August 24, 2015, 12:45pm UTC](https://community.wowza.com/t/ip-camera-encoding/45833 "2015-08-24T12:45:34Z")
Work with embedding live IP cameras into webpages for advertising, sample www.celllive.nyc . Using Flash and HTML5. Flash stops or starts buffering after 6-12 hours but HLS works fine. Also looking for potential business… --- ## [starting a live video stream website on a very tight budget](https://community.wowza.com/t/starting-a-live-video-stream-website-on-a-very-tight-budget/36680)
**Author:** [@ugo\_ejike](https://community.wowza.com/u/ugo_ejike)\ **Replies:** 2\ **Last updated:** [August 24, 2015, 8:51am UTC](https://community.wowza.com/t/starting-a-live-video-stream-website-on-a-very-tight-budget/36680 "2015-08-24T08:51:25Z")
Hello, I am interested in creating a video conference website (similar to tinychat), I would like to know if you could give me the necessary information / requirements needed to create a live stream video conference webs… --- ## [Wowza can record the live stream but not play it](https://community.wowza.com/t/wowza-can-record-the-live-stream-but-not-play-it/45753)
**Author:** [@Mat\_DePasquale](https://community.wowza.com/u/Mat_DePasquale)\ **Replies:** 2\ **Last updated:** [August 24, 2015, 8:00am UTC](https://community.wowza.com/t/wowza-can-record-the-live-stream-but-not-play-it/45753 "2015-08-24T08:00:30Z")
Now that I solved my fragmentation problem … I am able to connect to the server via RTSP and initiate an RTP session. Wowza receives all of my packets correctly and I am able to click on the Incoming Streams link of the … --- ## [iOS not displaying Poster image for audio-only rendition](https://community.wowza.com/t/ios-not-displaying-poster-image-for-audio-only-rendition/41150)
**Author:** [@Chris\_Deely](https://community.wowza.com/u/Chris_Deely)\ **Replies:** 1\ **Last updated:** [August 24, 2015, 7:58am UTC](https://community.wowza.com/t/ios-not-displaying-poster-image-for-audio-only-rendition/41150 "2015-08-24T07:58:47Z")
Hi All, I’ve followed the instructions here to generate an App Store compliant audio-only stream for my live video feeds: https://www.wowza.com/docs/how-to-create-apple-app-store-compliant-streams I have also used the … --- ## [Help with RTP fragmentation encoding (FU-A) packets](https://community.wowza.com/t/help-with-rtp-fragmentation-encoding-fu-a-packets/45752)
**Author:** [@Mat\_DePasquale](https://community.wowza.com/u/Mat_DePasquale)\ **Replies:** 1\ **Last updated:** [August 24, 2015, 7:09am UTC](https://community.wowza.com/t/help-with-rtp-fragmentation-encoding-fu-a-packets/45752 "2015-08-24T07:09:26Z")
I have a stream source which provides me H264 NAL units. I’m writing an Android app that first compiles individual NAL units into a Complete Access Unit and then runs this entire packet through the Android MediaCodec for… --- ## [I want to make a hardware box for H.264 to H.265 trancscoder, need your comments](https://community.wowza.com/t/i-want-to-make-a-hardware-box-for-h-264-to-h-265-trancscoder-need-your-comments/45176)
**Author:** [@Marco\_Liu](https://community.wowza.com/u/Marco_Liu)\ **Replies:** 5\ **Last updated:** [August 24, 2015, 6:28am UTC](https://community.wowza.com/t/i-want-to-make-a-hardware-box-for-h-264-to-h-265-trancscoder-need-your-comments/45176 "2015-08-24T06:28:28Z")
What knid of specification do you need? --- ## [I made a H.265 encoding board, HDMI input and RTSP output](https://community.wowza.com/t/i-made-a-h-265-encoding-board-hdmi-input-and-rtsp-output/45178)
**Author:** [@Marco\_Liu](https://community.wowza.com/u/Marco_Liu)\ **Replies:** 0\ **Last updated:** [August 24, 2015, 6:16am UTC](https://community.wowza.com/t/i-made-a-h-265-encoding-board-hdmi-input-and-rtsp-output/45178 "2015-08-24T06:16:13Z")
I made a H.265 encoding board, HDMI input and RTSP output. The current latency is about 80ms(including HDMI input, H265 encoding time ,RTSP packaging time, 1000M ethernet transmission time, decoding time and display). I … --- ## [Moving parts in broadcasting live video streams](https://community.wowza.com/t/moving-parts-in-broadcasting-live-video-streams/45834)
**Author:** [@Slavik\_N](https://community.wowza.com/u/Slavik_N)\ **Replies:** 1\ **Last updated:** [August 23, 2015, 2:06pm UTC](https://community.wowza.com/t/moving-parts-in-broadcasting-live-video-streams/45834 "2015-08-23T14:06:06Z")
Hi, I don’t understand what are the moving parts if I want to broadcast live video streams. Short introduction: I want to build a very scalable website, to which users will be able to login and start streaming video fr… [Previous page](https://community.wowza.com/c/wowza-streaming-engine/8.md?page=175) [Next page](https://community.wowza.com/c/wowza-streaming-engine/8.md?page=177)