# Wowza Streaming Engine **URL:** https://community.wowza.com/c/wowza-streaming-engine/8.md?page=175 [Latest](https://community.wowza.com/latest.md) · [Categories](https://community.wowza.com/categories.md) · [Tags](https://community.wowza.com/tags.md) **Page:** 176 --- ## [Record mp4 using transcoder problem](https://community.wowza.com/t/record-mp4-using-transcoder-problem/45936)
**Author:** [@Jenneson\_Jadraque](https://community.wowza.com/u/Jenneson_Jadraque)\ **Replies:** 3\ **Last updated:** [September 11, 2015, 9:42am UTC](https://community.wowza.com/t/record-mp4-using-transcoder-problem/45936 "2015-09-11T09:42:22Z")
Hello Everyone, Please do guide me on how to do the right thing to make my project work. I have a project which record video and audio from flash(h264 format and SPEEX sound codec) and the output publish as mp4(h264 fo… --- ## [CameraIp under NAT, how to upload stream from camera to Wowza ??](https://community.wowza.com/t/cameraip-under-nat-how-to-upload-stream-from-camera-to-wowza/45945)
**Author:** [@Daniel\_Pena](https://community.wowza.com/u/Daniel_Pena)\ **Replies:** 1\ **Last updated:** [September 11, 2015, 7:20am UTC](https://community.wowza.com/t/cameraip-under-nat-how-to-upload-stream-from-camera-to-wowza/45945 "2015-09-11T07:20:34Z")
First of all thanks in advace !! I´m newbie to wowza server. I did some test and I could succes publish (on wowza ip live) a stream which source comes from CameraIp, using rtsp protocol. (By this way, wowza be able to… --- ## [Using JWPlayer with Wowza question?](https://community.wowza.com/t/using-jwplayer-with-wowza-question/45952)
**Author:** [@Byron\_Butler](https://community.wowza.com/u/Byron_Butler)\ **Replies:** 1\ **Last updated:** [September 10, 2015, 10:30pm UTC](https://community.wowza.com/t/using-jwplayer-with-wowza-question/45952 "2015-09-10T22:30:34Z")
I interested in Wowza because I believe it’s the only way I can acquire an adaptive bitrate playback for my site users. Youtube will AUTO select anything from 144p - 1080p depending on internet speed, I understand the s… --- ## [Conditionally invoke ModuleCoreSecurity (url token playback protection)](https://community.wowza.com/t/conditionally-invoke-modulecoresecurity-url-token-playback-protection/45878)
**Author:** [@Andrew\_Ryan](https://community.wowza.com/u/Andrew_Ryan)\ **Replies:** 1\ **Last updated:** [September 10, 2015, 1:35pm UTC](https://community.wowza.com/t/conditionally-invoke-modulecoresecurity-url-token-playback-protection/45878 "2015-09-10T13:35:06Z")
I have a use case where a certain published URL that is used to access any stream from an application, should be protected with playback security (url token/hashing) while other should just pass though. I copied an Appl… --- ## [Wowza Record all incoming streams](https://community.wowza.com/t/wowza-record-all-incoming-streams/43608)
**Author:** [@Sergey\_Zykov](https://community.wowza.com/u/Sergey_Zykov)\ **Replies:** 4\ **Last updated:** [September 10, 2015, 11:21am UTC](https://community.wowza.com/t/wowza-record-all-incoming-streams/43608 "2015-09-10T11:21:41Z")
Good afternoon! How can we change file template for all recording files? I check Record all incoming streams in application config & restart it. If I publish stream with name camera1 wowza will write camera1.mp4 file. I… --- ## [Installing fail2ban on wowza server](https://community.wowza.com/t/installing-fail2ban-on-wowza-server/37639)
**Author:** [@Danny\_Wilson](https://community.wowza.com/u/Danny_Wilson)\ **Replies:** 1\ **Last updated:** [September 10, 2015, 9:54am UTC](https://community.wowza.com/t/installing-fail2ban-on-wowza-server/37639 "2015-09-10T09:54:09Z")
We’ve been getting a lot of attempts to login via SSH on our VPS and the host suggested fail2ban. After installing we can’t access wowza, ftp either. The only thing I seem to be able to do is SSH. I’ve no idea why and m… --- ## [Is there a way to mix an audio stream and a video stream to make one new live stream](https://community.wowza.com/t/is-there-a-way-to-mix-an-audio-stream-and-a-video-stream-to-make-one-new-live-stream/286)
**Author:** [@system](https://community.wowza.com/u/system)\ **Replies:** 1\ **Last updated:** [September 9, 2015, 8:14pm UTC](https://community.wowza.com/t/is-there-a-way-to-mix-an-audio-stream-and-a-video-stream-to-make-one-new-live-stream/286 "2015-09-09T20:14:15Z")
Is there a way to mix an audio stream and a video stream to make one new live stream. i want to take an encoder with just video and an encoder with just audio and mix them ( one of our ip cameras is video only ) --- ## [onGrabFrame is never called](https://community.wowza.com/t/ongrabframe-is-never-called/33629)
**Author:** [@Karel\_Boek](https://community.wowza.com/u/Karel_Boek)\ **Replies:** 1\ **Last updated:** [September 9, 2015, 1:44pm UTC](https://community.wowza.com/t/ongrabframe-is-never-called/33629 "2015-09-09T13:44:37Z")
After having read this post and this article, I wrote and compiled the code below to grab a frame from a stream every x seconds. However, the GrabResult.onGrabFrame is never called. I have verified that the sourceVideo.g… --- ## [Mounting live hls stream on wowza](https://community.wowza.com/t/mounting-live-hls-stream-on-wowza/45934)
**Author:** [@Khurram\_Raftaz](https://community.wowza.com/u/Khurram_Raftaz)\ **Replies:** 3\ **Last updated:** [September 9, 2015, 12:39pm UTC](https://community.wowza.com/t/mounting-live-hls-stream-on-wowza/45934 "2015-09-09T12:39:46Z")
Hi, one of our partner exposes an HLS video stream that we wish to mount to on wowza so that our users can watch that live stream on different platforms (web-rtmp, android-rtsp, ios-hls). I would like to know how to mou… --- ## [Custom MPD redirect](https://community.wowza.com/t/custom-mpd-redirect/153)
**Author:** [@system](https://community.wowza.com/u/system)\ **Replies:** 1\ **Last updated:** [September 9, 2015, 11:33am UTC](https://community.wowza.com/t/custom-mpd-redirect/153 "2015-09-09T11:33:45Z")
Already posted as comment on the MPEG-DASH page. No feedback so trying here: Is it possible, or can it be made possible, to force the Wowza IP address (instead of domain) in the mpd manifest Location? Our problem: Cli… --- ## [Need help to play live stereo G711 audio by Wowza Streaming Engine](https://community.wowza.com/t/need-help-to-play-live-stereo-g711-audio-by-wowza-streaming-engine/45925)
**Author:** [@Doron\_Yahav](https://community.wowza.com/u/Doron_Yahav)\ **Replies:** 1\ **Last updated:** [September 9, 2015, 11:02am UTC](https://community.wowza.com/t/need-help-to-play-live-stereo-g711-audio-by-wowza-streaming-engine/45925 "2015-09-09T11:02:20Z")
HI, We are evaluating the Wowza Streaming Engine and consider using it in our product. As first step, we are checking the Wowza ability to transcode G711 RTP audio packets to AAC and we try to play it by html 5 DASH pl… --- ## [Wowza stream time measurement without spamming additional threads](https://community.wowza.com/t/wowza-stream-time-measurement-without-spamming-additional-threads/45713)
**Author:** [@Danijel\_Petrovic](https://community.wowza.com/u/Danijel_Petrovic)\ **Replies:** 1\ **Last updated:** [September 9, 2015, 10:42am UTC](https://community.wowza.com/t/wowza-stream-time-measurement-without-spamming-additional-threads/45713 "2015-09-09T10:42:37Z")
Hi, I’ve just asked a question on stackoverflow, but I guess here is also good to ask. I’m trying to write module which will monitor how long did user watch stream. It’s not live stream, but a video on demand. My quest… --- ## [Wowza crashes after enabling HLS and MPEG-DASH](https://community.wowza.com/t/wowza-crashes-after-enabling-hls-and-mpeg-dash/40160)
**Author:** [@dogan\_dogan](https://community.wowza.com/u/dogan_dogan)\ **Replies:** 5\ **Last updated:** [September 9, 2015, 10:37am UTC](https://community.wowza.com/t/wowza-crashes-after-enabling-hls-and-mpeg-dash/40160 "2015-09-09T10:37:55Z")
Dear Wowza Community & Support Team I am using Wowza 4.1 and after enabling HLS and MPEG-DASH Wowza is crashing all the time. We have about 300-500 incoming streams. Memory and CPU are still available and not full but … --- ## [MPEG-DASH over HTTPS possible? How?](https://community.wowza.com/t/mpeg-dash-over-https-possible-how/40161)
**Author:** [@dogan\_dogan](https://community.wowza.com/u/dogan_dogan)\ **Replies:** 3\ **Last updated:** [September 9, 2015, 7:42am UTC](https://community.wowza.com/t/mpeg-dash-over-https-possible-how/40161 "2015-09-09T07:42:16Z")
Dear Wowza Community and Support - Team, How we can set up Wowza so we can use SSL for streaming MPEG DASH ? So the play url must look like https://IP-ADRESS:1935/live/TestStream/manifest.mpd Is there any instruction … --- ## [Encrypt video files stored on disk](https://community.wowza.com/t/encrypt-video-files-stored-on-disk/45791)
**Author:** [@Christophe\_mas](https://community.wowza.com/u/Christophe_mas)\ **Replies:** 2\ **Last updated:** [September 9, 2015, 5:31am UTC](https://community.wowza.com/t/encrypt-video-files-stored-on-disk/45791 "2015-09-09T05:31:59Z")
Dear Wowza forum, I’m looking for third party comments and help on a specific use case - I’m directly in contact with Wowza on the subject -. I need to encrypt recorded video files stored on disk. The use of an encrypt… --- ## [Best view tools/settings to use for live streaming?](https://community.wowza.com/t/best-view-tools-settings-to-use-for-live-streaming/41774)
**Author:** [@Trent\_Three](https://community.wowza.com/u/Trent_Three)\ **Replies:** 7\ **Last updated:** [September 8, 2015, 10:35pm UTC](https://community.wowza.com/t/best-view-tools-settings-to-use-for-live-streaming/41774 "2015-09-08T22:35:31Z")
I’m running the latest version of Wowza on Linux, with Adobe Flash Media Encoder 3.2. I’ve been using an old version of JWPlayer to stream live events. Unfortunately, nobody with IOS seems to be able to watch the strea… --- ## [WOWZa Vod content directory within wordpress upload folder not working](https://community.wowza.com/t/wowza-vod-content-directory-within-wordpress-upload-folder-not-working/45921)
**Author:** [@Aamir\_Husain](https://community.wowza.com/u/Aamir_Husain)\ **Replies:** 3\ **Last updated:** [September 8, 2015, 8:28pm UTC](https://community.wowza.com/t/wowza-vod-content-directory-within-wordpress-upload-folder-not-working/45921 "2015-09-08T20:28:34Z")
Hello, First of all thanks for the awesome tool for the ease of building VOD sites and live streaming. I have setup wowza media server latest version. When I try to set custom folder path for the content direcotry in on… --- ## [Live application loosing stream every 4 min](https://community.wowza.com/t/live-application-loosing-stream-every-4-min/45530)
**Author:** [@Eric\_Zietlow](https://community.wowza.com/u/Eric_Zietlow)\ **Replies:** 3\ **Last updated:** [September 8, 2015, 1:35pm UTC](https://community.wowza.com/t/live-application-loosing-stream-every-4-min/45530 "2015-09-08T13:35:21Z")
I have a wowza 4.2 server running on a CentOS box. At first glance it is working fine but about every 4:20 the video breaks up for about 13 seconds then recovers. Logs and behavior would indicate that wowza is dropping t… --- ## [How to play live streams with a single, static key frame?](https://community.wowza.com/t/how-to-play-live-streams-with-a-single-static-key-frame/45896)
**Author:** [@Brian\_Barris](https://community.wowza.com/u/Brian_Barris)\ **Replies:** 1\ **Last updated:** [September 7, 2015, 12:58pm UTC](https://community.wowza.com/t/how-to-play-live-streams-with-a-single-static-key-frame/45896 "2015-09-07T12:58:07Z")
I am trying to stream a video from a source provider that only provides a single, static key frame (blank image), rather than constantly updating it. We have written our own encoder. When we attempt to broadcast the stre… --- ## [IClient is null on transcoded streams](https://community.wowza.com/t/iclient-is-null-on-transcoded-streams/45489)
**Author:** [@test\_tester](https://community.wowza.com/u/test_tester)\ **Replies:** 1\ **Last updated:** [September 7, 2015, 12:45pm UTC](https://community.wowza.com/t/iclient-is-null-on-transcoded-streams/45489 "2015-09-07T12:45:36Z")
I am noticing when implementing transrating/transcoding in Wowza, that in the OnPublished event for a IMediaStreamActionNotify2 the IMediaStream.get\_Client() returns a null IClient object on any of the streams that are f… --- ## [Unable to Schedule Streams](https://community.wowza.com/t/unable-to-schedule-streams/45759)
**Author:** [@Saswat\_Panda](https://community.wowza.com/u/Saswat_Panda)\ **Replies:** 5\ **Last updated:** [September 7, 2015, 11:33am UTC](https://community.wowza.com/t/unable-to-schedule-streams/45759 "2015-09-07T11:33:45Z")
Hello All, I’ve been trying to follow the stream scheduling tutorial but have been unable to get the scheduler going. Two questions: Here’s the configuration I’m using for my Test Players: Server: \[wowza ip\]:1935 Ap… --- ## [Live stream with multi chanel audio / broadcast solution ?](https://community.wowza.com/t/live-stream-with-multi-chanel-audio-broadcast-solution/45860)
**Author:** [@Brice\_B](https://community.wowza.com/u/Brice_B)\ **Replies:** 1\ **Last updated:** [September 4, 2015, 4:15pm UTC](https://community.wowza.com/t/live-stream-with-multi-chanel-audio-broadcast-solution/45860 "2015-09-04T16:15:31Z")
Hello, In this support forum documentation : https://www.wowza.com/docs/how-to-use-alternative-audio-or-video-tracks-with-apple-hls-streams&postid=156753 It’s said “For live streams, Wowza Streaming Engine can ingest a… --- ## [About audioindex settings](https://community.wowza.com/t/about-audioindex-settings/45858)
**Author:** [@Seung\_Su\_Lee](https://community.wowza.com/u/Seung_Su_Lee)\ **Replies:** 1\ **Last updated:** [September 4, 2015, 4:08pm UTC](https://community.wowza.com/t/about-audioindex-settings/45858 "2015-09-04T16:08:41Z")
Hi all, this is my first post :slight\_smile: I have a question… about audioindex option. Now… I have two MP4 file, file 1 : have 1 audio channel file 2 : have 4 audio channel. When I play MP4 file on web by below o… --- ## [Lip Sync issue - Cisco telepresence content server](https://community.wowza.com/t/lip-sync-issue-cisco-telepresence-content-server/45722)
**Author:** [@Jagatheesh\_kumar](https://community.wowza.com/u/Jagatheesh_kumar)\ **Replies:** 3\ **Last updated:** [September 4, 2015, 1:06pm UTC](https://community.wowza.com/t/lip-sync-issue-cisco-telepresence-content-server/45722 "2015-09-04T13:06:14Z")
We are using cisco telepresence content server 6.2 . Flash content is streamed live from Cisco TCS to wowza … then it is published to CDN network . Voice and video doesnt sync . video is faster than voice. I tried sort… --- ## [Help with a log read please. Urgent!](https://community.wowza.com/t/help-with-a-log-read-please-urgent/45153)
**Author:** [@vince\_v](https://community.wowza.com/u/vince_v)\ **Replies:** 2\ **Last updated:** [September 4, 2015, 8:44am UTC](https://community.wowza.com/t/help-with-a-log-read-please-urgent/45153 "2015-09-04T08:44:08Z")
Hi guys, Was wondering if someone can help me read this log file. We had our live feed just drop out, and then resolved on its own a few minutes later. The stream is coming from a VBRICK h.264 encoder. It appears that a… --- ## [Fragment/chunk IDs on HDS and HLS](https://community.wowza.com/t/fragment-chunk-ids-on-hds-and-hls/45891)
**Author:** [@Richard\_van\_der\_Hoff](https://community.wowza.com/u/Richard_van_der_Hoff)\ **Replies:** 1\ **Last updated:** [September 4, 2015, 8:27am UTC](https://community.wowza.com/t/fragment-chunk-ids-on-hds-and-hls/45891 "2015-09-04T08:27:42Z")
Hello, When I publish a live stream to Flash Media Server, it assigns HDS Fragment IDs and HLS chunk numbers based on the RTMP timestamps. The benefit of this is that if I am using multiple bitrates, or redundant media … --- ## [Transcode a transcoded stream with Wowza 4.2](https://community.wowza.com/t/transcode-a-transcoded-stream-with-wowza-4-2/43793)
**Author:** [@Michel\_CAPEL](https://community.wowza.com/u/Michel_CAPEL)\ **Replies:** 3\ **Last updated:** [September 3, 2015, 11:46pm UTC](https://community.wowza.com/t/transcode-a-transcoded-stream-with-wowza-4-2/43793 "2015-09-03T23:46:31Z")
Hello, I’d like to know if there is a way to transcode a transcoded stream. I explain : I have a stream provided by playlist with custom application (created with Wowza API) which named “\_stream” which encode a stream … --- ## [ABR not working in Origin/Edge Setup (for Live Streaming)](https://community.wowza.com/t/abr-not-working-in-origin-edge-setup-for-live-streaming/42159)
**Author:** [@Arkar\_WINN\_MINN\_HTWE](https://community.wowza.com/u/Arkar_WINN_MINN_HTWE)\ **Replies:** 9\ **Last updated:** [September 3, 2015, 7:48pm UTC](https://community.wowza.com/t/abr-not-working-in-origin-edge-setup-for-live-streaming/42159 "2015-09-03T19:48:34Z")
I am trying out the “ABR” for “Live Streaming” via “Origin/Edge” Setup, in Wowza v4.2. Actually everything is working, except the ABR Portion. Meaning, i managed to setup Origin/Edge Setup, do the Live Streaming, broadc… --- ## [URGENT : GPU transcoding not working with 4.2.0](https://community.wowza.com/t/urgent-gpu-transcoding-not-working-with-4-2-0/42623)
**Author:** [@Anupam\_Shah](https://community.wowza.com/u/Anupam_Shah)\ **Replies:** 2\ **Last updated:** [September 3, 2015, 1:50pm UTC](https://community.wowza.com/t/urgent-gpu-transcoding-not-working-with-4-2-0/42623 "2015-09-03T13:50:25Z")
Hello, We are in the process of upgrading the Wowza Streaming Engine installation to 4.2.0, the GPU based transcoding is not working with 4.2.0, this use to work with 4.1.2 Here are the details : 4.1.2: INFO server c… --- ## [Non streaming internet radio link?](https://community.wowza.com/t/non-streaming-internet-radio-link/45889)
**Author:** [@liu\_wei](https://community.wowza.com/u/liu_wei)\ **Replies:** 1\ **Last updated:** [September 3, 2015, 1:35pm UTC](https://community.wowza.com/t/non-streaming-internet-radio-link/45889 "2015-09-03T13:35:47Z")
i am trying to listen to some music on my computer at work but all internet radio websites that i have tried have been blocked. does anyone know a website that is NON streaming that i can listen to at work?? [Previous page](https://community.wowza.com/c/wowza-streaming-engine/8.md?page=174) [Next page](https://community.wowza.com/c/wowza-streaming-engine/8.md?page=176)