# Wowza Streaming Engine **URL:** https://community.wowza.com/c/wowza-streaming-engine/8.md?page=207 [Latest](https://community.wowza.com/latest.md) · [Categories](https://community.wowza.com/categories.md) · [Tags](https://community.wowza.com/tags.md) **Page:** 208 --- ## [transcoding choice](https://community.wowza.com/t/transcoding-choice/40595)
**Author:** [@Luis\_Muniz](https://community.wowza.com/u/Luis_Muniz)\ **Replies:** 1\ **Last updated:** [December 11, 2014, 12:35am UTC](https://community.wowza.com/t/transcoding-choice/40595 "2014-12-11T00:35:26Z")
I’ll have 4 live streams publishing in my application, but I want only one stream to transcode. How to choose a specific stream to transcode? Thank you! --- ## [Archived Transcoder Renditions are Audio Only](https://community.wowza.com/t/archived-transcoder-renditions-are-audio-only/41954)
**Author:** [@Craig\_Blanchard1](https://community.wowza.com/u/Craig_Blanchard1)\ **Replies:** 1\ **Last updated:** [December 11, 2014, 12:25am UTC](https://community.wowza.com/t/archived-transcoder-renditions-are-audio-only/41954 "2014-12-11T00:25:07Z")
I have a client that is using FMLE. His live stream seems to be fine, at least Flash to the desktop. I need to gather more info about his transcoded live HLS streams. But what is confusing is his archived streams coming… --- ## [Life Cycle - onAppStop](https://community.wowza.com/t/life-cycle-onappstop/40594)
**Author:** [@Luis\_Muniz](https://community.wowza.com/u/Luis_Muniz)\ **Replies:** 3\ **Last updated:** [December 10, 2014, 9:08pm UTC](https://community.wowza.com/t/life-cycle-onappstop/40594 "2014-12-10T21:08:28Z")
Hi everyone, I thank you for any help! onAppStop throws: ERROR server comment - invoke(onAppStop): java.lang.NoClassDefFoundError: br/com /xxx/utils/Ether$1: br.com.xxx.utils.Ether.flushHttpRequests (Ether.java:127) … --- ## [Size of the file the playlist (abst)](https://community.wowza.com/t/size-of-the-file-the-playlist-abst/44361)
**Author:** [@Arek\_K](https://community.wowza.com/u/Arek_K)\ **Replies:** 1\ **Last updated:** [December 10, 2014, 3:50pm UTC](https://community.wowza.com/t/size-of-the-file-the-playlist-abst/44361 "2014-12-10T15:50:14Z")
Hello. I have a question regarding the dvr and HDS live as reduce the file size abst (playlist) in NDVR during a live broadcast for at that moment at length dvr to 24 have the file size 246KB :frowning: So at times it t… --- ## [DVC camera stream](https://community.wowza.com/t/dvc-camera-stream/40476)
**Author:** [@Gordan\_Grgurina](https://community.wowza.com/u/Gordan_Grgurina)\ **Replies:** 3\ **Last updated:** [December 10, 2014, 12:54pm UTC](https://community.wowza.com/t/dvc-camera-stream/40476 "2014-12-10T12:54:36Z")
I use Wowza for some time and I had no major problems. The whole system is based on Vivotek cameras and running fine. Now I’m trying to set an IR bullet camera, Model DVC-CAMN-OC533-1080P-IR-DN. In the camera network co… --- ## [streaming engive 4.1.1 re-stream RTSP stream vido = no / audio = yes](https://community.wowza.com/t/streaming-engive-4-1-1-re-stream-rtsp-stream-vido-no-audio-yes/42911)
**Author:** [@tatsapoom\_udompong](https://community.wowza.com/u/tatsapoom_udompong)\ **Replies:** 1\ **Last updated:** [December 10, 2014, 12:05pm UTC](https://community.wowza.com/t/streaming-engive-4-1-1-re-stream-rtsp-stream-vido-no-audio-yes/42911 "2014-12-10T12:05:45Z")
hello environment wowza 4.1.1 developer lic. encoder RTSP from network camera 1080p30 2Mbps application live \>\> follow instructions https://www.wowza.com/docs/how-to-re-stream-video-from-an-ip-camera-rtsp-rtp-r… --- ## [Null Pointer Exception when trying to play nDVR from smil](https://community.wowza.com/t/null-pointer-exception-when-trying-to-play-ndvr-from-smil/39002)
**Author:** [@Ferdinand\_Hernandez](https://community.wowza.com/u/Ferdinand_Hernandez)\ **Replies:** 1\ **Last updated:** [December 10, 2014, 11:45am UTC](https://community.wowza.com/t/null-pointer-exception-when-trying-to-play-ndvr-from-smil/39002 "2014-12-10T11:45:34Z")
Hi Guys, I am having a wierd problem with nDVR recordings. When I play the nDVR using the smil file like this: http://XXX.XXX.XXX.XXX:80/SVcatchup/smil:9-226750.smil/playlist.m3u8?DVR Wowza gives an Null Pointer error… --- ## [Stream repeater](https://community.wowza.com/t/stream-repeater/42404)
**Author:** [@Sahmadi\_memed](https://community.wowza.com/u/Sahmadi_memed)\ **Replies:** 1\ **Last updated:** [December 10, 2014, 11:16am UTC](https://community.wowza.com/t/stream-repeater/42404 "2014-12-10T11:16:55Z")
Hi, I have a flow stream from the server others … if I could do with Wowza stream repeater in my server …? --- ## [File name encryption](https://community.wowza.com/t/file-name-encryption/44408)
**Author:** [@Wasim\_Khamlichi](https://community.wowza.com/u/Wasim_Khamlichi)\ **Replies:** 1\ **Last updated:** [December 10, 2014, 10:48am UTC](https://community.wowza.com/t/file-name-encryption/44408 "2014-12-10T10:48:47Z")
Is it possible to have custom encryption for the filename in the stream URL and decrypt it server side? rtmp://192.168.0.1:1935/vod/mp3:some\_custom\_encryped\_filename So I can encrypt the filename in any language I need… --- ## [Variable sound drift when playing MP4 in VOD application](https://community.wowza.com/t/variable-sound-drift-when-playing-mp4-in-vod-application/499)
**Author:** [@system](https://community.wowza.com/u/system)\ **Replies:** 1\ **Last updated:** [December 10, 2014, 8:35am UTC](https://community.wowza.com/t/variable-sound-drift-when-playing-mp4-in-vod-application/499 "2014-12-10T08:35:20Z")
I have a .mp4 file which reads perfectly with chrome’s builtin player through http (including instant seeking). When I play it with vlc through rtmp, the sound is about 1 sec early. When I use wowza’s builtin player, th… --- ## [Ffmpeg transcode](https://community.wowza.com/t/ffmpeg-transcode/42074)
**Author:** [@kenji\_magto](https://community.wowza.com/u/kenji_magto)\ **Replies:** 1\ **Last updated:** [December 10, 2014, 8:24am UTC](https://community.wowza.com/t/ffmpeg-transcode/42074 "2014-12-10T08:24:03Z")
Hello everyone, I have this problem on transcoding rtmp using ffmpeg, the command below can successfully transcode rtmp to rtmp (with lower bireate): ffmpeg -i rtmp://sample.com/live/mp4:STREAM-KEY-ORIGINAL -vcodec lib… --- ## [Lock publisher to application or stream](https://community.wowza.com/t/lock-publisher-to-application-or-stream/44414)
**Author:** [@Elias\_Haggkisvat](https://community.wowza.com/u/Elias_Haggkisvat)\ **Replies:** 1\ **Last updated:** [December 10, 2014, 8:11am UTC](https://community.wowza.com/t/lock-publisher-to-application-or-stream/44414 "2014-12-10T08:11:22Z")
I have not found any way to require a certain publisher to an application or even better, a stream name within an application. I would like to make sure that one live publisher credentials can only send to a certain str… --- ## [Can't publish a live stream from MPEG-TS based encoder, why?](https://community.wowza.com/t/cant-publish-a-live-stream-from-mpeg-ts-based-encoder-why/44381)
**Author:** [@Andrey\_Zheltyak](https://community.wowza.com/u/Andrey_Zheltyak)\ **Replies:** 7\ **Last updated:** [December 9, 2014, 5:52pm UTC](https://community.wowza.com/t/cant-publish-a-live-stream-from-mpeg-ts-based-encoder-why/44381 "2014-12-09T17:52:56Z")
I’m using Wowza 4.1.0 and trying to publish and play MPEG-TS stream according to this tutorial: https://www.wowza.com/docs/how-to-publish-and-play-a-live-stream-mpeg-ts-based-encoder When all steps are done I can see st… --- ## [how does the transcoder work in live adaptative streaming](https://community.wowza.com/t/how-does-the-transcoder-work-in-live-adaptative-streaming/44372)
**Author:** [@Osvaldo\_Alvarez](https://community.wowza.com/u/Osvaldo_Alvarez)\ **Replies:** 1\ **Last updated:** [December 9, 2014, 5:50pm UTC](https://community.wowza.com/t/how-does-the-transcoder-work-in-live-adaptative-streaming/44372 "2014-12-09T17:50:31Z")
Hello, We have a question about trancoder fonctioning does it write to disque in order to provide multiple bit rate. when starting a new transmition are there files to delete? sort of remains of the previous transmiti… --- ## [Newbie.. Looking at Teradek VIDIU... what next..](https://community.wowza.com/t/newbie-looking-at-teradek-vidiu-what-next/44425)
**Author:** [@Gary\_Wrench](https://community.wowza.com/u/Gary_Wrench)\ **Replies:** 1\ **Last updated:** [December 9, 2014, 4:50pm UTC](https://community.wowza.com/t/newbie-looking-at-teradek-vidiu-what-next/44425 "2014-12-09T16:50:56Z")
Morning all, we are an AV company in the UK and currently do a lot of film work, have shied away from streaming in the past as we are always at different sites using hotels broadband connections which are not good to try… --- ## [Stream Alias - ModuleStreamNameAlias.nameToAlias\[play\]: Can't find alias entry](https://community.wowza.com/t/stream-alias-modulestreamnamealias-nametoalias-play-cant-find-alias-entry/38603)
**Author:** [@Sathishkumar\_KPS](https://community.wowza.com/u/Sathishkumar_KPS)\ **Replies:** 3\ **Last updated:** [December 9, 2014, 1:45pm UTC](https://community.wowza.com/t/stream-alias-modulestreamnamealias-nametoalias-play-cant-find-alias-entry/38603 "2014-12-09T13:45:01Z")
Hi, I have installed Stream Alias by using https://www.wowza.com/docs/how-to-get-the-streamnamealias-addon method. My aliasmap.play.txt bunnyalias=smil:bunny.smil ppp=smil:ppp.smil ppp.smil file entries # cat ../co… --- ## [MPEG DASH test player doesn't play audio](https://community.wowza.com/t/mpeg-dash-test-player-doesnt-play-audio/44385)
**Author:** [@Andrey\_Zheltyak](https://community.wowza.com/u/Andrey_Zheltyak)\ **Replies:** 3\ **Last updated:** [December 8, 2014, 7:41pm UTC](https://community.wowza.com/t/mpeg-dash-test-player-doesnt-play-audio/44385 "2014-12-08T19:41:28Z")
My Wowza server is receiving the stream and transcodes it to H.264+AAC format. Test players (MPEG DASH, Adobe HDS) can play video, but doesn’t play audio. Not via direct stream, nor the smil file. As far as I’ve found, H… --- ## [Password in custom encryption](https://community.wowza.com/t/password-in-custom-encryption/43597)
**Author:** [@Sergey\_Zykov](https://community.wowza.com/u/Sergey_Zykov)\ **Replies:** 3\ **Last updated:** [December 8, 2014, 6:34pm UTC](https://community.wowza.com/t/password-in-custom-encryption/43597 "2014-12-08T18:34:32Z")
Good afternoon. We use Wowza Streaming Engine 4.1 and now we need to modify one function. As I know, users that can publish streams are in publish.password file in original view. For ex.: login - admin password - admi… --- ## [repeated session disconnect logs?](https://community.wowza.com/t/repeated-session-disconnect-logs/43929)
**Author:** [@Jim\_Houseman](https://community.wowza.com/u/Jim_Houseman)\ **Replies:** 3\ **Last updated:** [December 8, 2014, 6:26pm UTC](https://community.wowza.com/t/repeated-session-disconnect-logs/43929 "2014-12-08T18:26:48Z")
I’m watching my server logs as it sits idle, and I’m seeing this: INFO session disconnect 958484882 - INFO session disconnect 1381262161 - INFO session disconnect 388524625 - INFO session disconnect 819964942 - INFO ses… --- ## [Changing log file folder problem](https://community.wowza.com/t/changing-log-file-folder-problem/34421)
**Author:** [@M\_P](https://community.wowza.com/u/M_P)\ **Replies:** 4\ **Last updated:** [December 8, 2014, 1:03pm UTC](https://community.wowza.com/t/changing-log-file-folder-problem/34421 "2014-12-08T13:03:50Z")
When I change location for the log files in log4j.properties the Enginemanager GUI cannot find any log files to display. New log folder like: log4j.appender.serverAccess.File=D:/logfiles/wowza/wowzastreamingengine\_acce… --- ## [Can app automatically reconnect to streams after it was restarted?](https://community.wowza.com/t/can-app-automatically-reconnect-to-streams-after-it-was-restarted/44382)
**Author:** [@Andrey\_Zheltyak](https://community.wowza.com/u/Andrey_Zheltyak)\ **Replies:** 3\ **Last updated:** [December 8, 2014, 10:43am UTC](https://community.wowza.com/t/can-app-automatically-reconnect-to-streams-after-it-was-restarted/44382 "2014-12-08T10:43:58Z")
I’m testing Wowza 4 trial, and I need always reconnect stream manually after application or server was restarted. Is it trial limitation? If no, how can I configure Wowza so that it will reload and continue to stream ag… --- ## [Web Player for Multicast](https://community.wowza.com/t/web-player-for-multicast/44403)
**Author:** [@Christoph\_Pillichsha](https://community.wowza.com/u/Christoph_Pillichsha)\ **Replies:** 4\ **Last updated:** [December 8, 2014, 10:29am UTC](https://community.wowza.com/t/web-player-for-multicast/44403 "2014-12-08T10:29:37Z")
Wowza works fine with VLC for multicast, but I am looking for a web-based player, which can support multicast. I don’t want to install VLC on every PC in our enterprise…a web-based player would make things much easier. … --- ## [I cannot play wowza rtsp](https://community.wowza.com/t/i-cannot-play-wowza-rtsp/35246)
**Author:** [@Ahmed\_Ahmed](https://community.wowza.com/u/Ahmed_Ahmed)\ **Replies:** 1\ **Last updated:** [December 7, 2014, 11:27pm UTC](https://community.wowza.com/t/i-cannot-play-wowza-rtsp/35246 "2014-12-07T23:27:47Z")
Hello, I created a wowza application for live streaming,RTSP is enabled. I can play rtmp stream well, but I cannot play rtsp rtmp://server-ip:1935/videochat:2 rtsp://server-ip:1935/videochat:2 I can play the wowza RTS… --- ## [Use login credentials with avconv](https://community.wowza.com/t/use-login-credentials-with-avconv/44415)
**Author:** [@Elias\_Haggkisvat](https://community.wowza.com/u/Elias_Haggkisvat)\ **Replies:** 1\ **Last updated:** [December 7, 2014, 8:47pm UTC](https://community.wowza.com/t/use-login-credentials-with-avconv/44415 "2014-12-07T20:47:13Z")
This is not exactely a wowza query , but any workaround in wowza to achieve this would also be appreciated. avconv should according to documentation (e.g https://wiki.libav.org/Snippets/avconv) be able to send in the fo… --- ## [RTMPe AddOn - Where is it?](https://community.wowza.com/t/rtmpe-addon-where-is-it/44405)
**Author:** [@Wasim\_Khamlichi](https://community.wowza.com/u/Wasim_Khamlichi)\ **Replies:** 1\ **Last updated:** [December 7, 2014, 8:23am UTC](https://community.wowza.com/t/rtmpe-addon-where-is-it/44405 "2014-12-07T08:23:09Z")
Hi, I requested the RTMPe AddOn from Wowza 5 days ago and still have not had a response from them. How long does this usually take to get sent over? Also does anyone have feedback on the response times from Wowza email… --- ## [video comments wordpress plugin](https://community.wowza.com/t/video-comments-wordpress-plugin/37750)
**Author:** [@Paul\_Santos](https://community.wowza.com/u/Paul_Santos)\ **Replies:** 8\ **Last updated:** [December 5, 2014, 3:41pm UTC](https://community.wowza.com/t/video-comments-wordpress-plugin/37750 "2014-12-05T15:41:26Z")
Hello, We have servers with wowza 4 and a few still which we haven’t upgrade and running on wowza 3. The issue is that on wowza 3 it is easy to create a live app change the stream type to default, enter a path for the s… --- ## [Send content video (VOD) from EC2 to S3](https://community.wowza.com/t/send-content-video-vod-from-ec2-to-s3/44323)
**Author:** [@Jakub\_Cieslar](https://community.wowza.com/u/Jakub_Cieslar)\ **Replies:** 4\ **Last updated:** [December 5, 2014, 2:37pm UTC](https://community.wowza.com/t/send-content-video-vod-from-ec2-to-s3/44323 "2014-12-05T14:37:21Z")
Hello, I have Wowza on EC2 server. All stream are recorded there. I would like to storage all vod videos in S3. Is there any module or config for Wowza for autotransfer VOD files from EC2 to S3? Best regards, Jakub --- ## [Live Video Stream Randomly Stops Playing](https://community.wowza.com/t/live-video-stream-randomly-stops-playing/35060)
**Author:** [@ImAStreamer](https://community.wowza.com/u/ImAStreamer)\ **Replies:** 4\ **Last updated:** [December 5, 2014, 2:09pm UTC](https://community.wowza.com/t/live-video-stream-randomly-stops-playing/35060 "2014-12-05T14:09:49Z")
Having a problem that admittedly is going to probably be hard to chase down. It’s intermittent and I can’t reproduce it but it is causing major issues. We have hundreds of various H.264 source streams originating from th… --- ## [Secure RTP support](https://community.wowza.com/t/secure-rtp-support/38813)
**Author:** [@satish\_MR](https://community.wowza.com/u/satish_MR)\ **Replies:** 3\ **Last updated:** [December 5, 2014, 12:03pm UTC](https://community.wowza.com/t/secure-rtp-support/38813 "2014-12-05T12:03:40Z")
Hello, Does wowza support secure RTP decoding/encoding? or else what are the supported formats to support security at media level. Thanks in advance. --- ## [Problem with no internet connection](https://community.wowza.com/t/problem-with-no-internet-connection/44395)
**Author:** [@panagiotis\_georgas](https://community.wowza.com/u/panagiotis_georgas)\ **Replies:** 3\ **Last updated:** [December 5, 2014, 9:41am UTC](https://community.wowza.com/t/problem-with-no-internet-connection/44395 "2014-12-05T09:41:53Z")
Hello! I am Panos, I am software developer and it’s my first time writing in this forum. My company faces a major problem: We are enstablishing a local network inside a train wagon, without internet connection. We are … [Previous page](https://community.wowza.com/c/wowza-streaming-engine/8.md?page=206) [Next page](https://community.wowza.com/c/wowza-streaming-engine/8.md?page=208)