# Latest **URL:** https://community.wowza.com/latest.md?page=211 [Latest](https://community.wowza.com/latest.md) · [Categories](https://community.wowza.com/categories.md) · [Tags](https://community.wowza.com/tags.md) **Page:** 212 --- ## [measure video quality](https://community.wowza.com/t/measure-video-quality/47454)
**Author:** [@Jose\_Greer](https://community.wowza.com/u/Jose_Greer)\ **Replies:** 1\ **Last updated:** [October 13, 2016, 10:56am UTC](https://community.wowza.com/t/measure-video-quality/47454 "2016-10-13T10:56:50Z")
Want to measure the video quality (e.g. V-MOS, PEVQ) objectively for video conferencing/ video streams for webRTC endpoints. Any opensrc tool available to capture the RTP data and measure the video quality? Please advis… --- ## [Disable Encoding Preset with REST API](https://community.wowza.com/t/disable-encoding-preset-with-rest-api/47548)
**Author:** [@Huseyin\_GOZE](https://community.wowza.com/u/Huseyin_GOZE)\ **Replies:** 2\ **Last updated:** [October 13, 2016, 10:38am UTC](https://community.wowza.com/t/disable-encoding-preset-with-rest-api/47548 "2016-10-13T10:38:40Z")
Hi everyone, First I’m sorry for my bad english. In Transcoder, I’m try to disable 720p Encoding Preset with Rest API, in response it seems successful but in transcode.xml file nothing change. Where I could have wrong? … --- ## [ModuleS3Upload](https://community.wowza.com/t/modules3upload/47596)
**Author:** [@Rene\_Suess-Stella](https://community.wowza.com/u/Rene_Suess-Stella)\ **Replies:** 1\ **Last updated:** [October 13, 2016, 10:34am UTC](https://community.wowza.com/t/modules3upload/47596 "2016-10-13T10:34:11Z")
Hi there, I am running 4.4.1 (build 17882) and just followed the instructions under: https://www.wowza.com/docs/how-to-upload-recorded-media-to-an-amazon-s3-bucket-modules3upload but in the serverlog i can see the fol… --- ## [problem with getting thumbnail image from wowza transcoder](https://community.wowza.com/t/problem-with-getting-thumbnail-image-from-wowza-transcoder/47579)
**Author:** [@maciej\_mista](https://community.wowza.com/u/maciej_mista)\ **Replies:** 1\ **Last updated:** [October 13, 2016, 9:42am UTC](https://community.wowza.com/t/problem-with-getting-thumbnail-image-from-wowza-transcoder/47579 "2016-10-13T09:42:05Z")
I am testing Wowza on a trial license (expires in 15 days). I have enabled the transcoder on live application (called “live2”) and publish from flash client stream named “myStream” to this application. So in wowza mana… --- ## [NVIDIA card - NVENC performance spec](https://community.wowza.com/t/nvidia-card-nvenc-performance-spec/44782)
**Author:** [@Guillaume\_LEBON](https://community.wowza.com/u/Guillaume_LEBON)\ **Replies:** 16\ **Last updated:** [October 12, 2016, 8:16pm UTC](https://community.wowza.com/t/nvidia-card-nvenc-performance-spec/44782 "2016-10-12T20:16:09Z")
Hello, Disclaimer: it is more a Nvidia thread. Trying to break some mystery Like other people here, we have to choose a card for transcoding purpose. Some background: Here is the list of supported cards : https://de… --- ## [Is it safe to delete azure-storage-2.2.0.jar ?](https://community.wowza.com/t/is-it-safe-to-delete-azure-storage-2-2-0-jar/47415)
**Author:** [@Ching\_Yi\_Chan](https://community.wowza.com/u/Ching_Yi_Chan)\ **Replies:** 1\ **Last updated:** [October 12, 2016, 10:59am UTC](https://community.wowza.com/t/is-it-safe-to-delete-azure-storage-2-2-0-jar/47415 "2016-10-12T10:59:34Z")
I am developing our push-publish profile to send file to azure blob storage, but I found the azure-storage-2.2.0.jar library is too old to use. Is it safe to remove ? PS. we use the wse provisoned from the ec2 ami mark… --- ## [Single URL for Encoder Configuration that combines Stream Name and RTMP URL](https://community.wowza.com/t/single-url-for-encoder-configuration-that-combines-stream-name-and-rtmp-url/44955)
**Author:** [@Bob\_Bohanek](https://community.wowza.com/u/Bob_Bohanek)\ **Replies:** 1\ **Last updated:** [October 11, 2016, 6:14pm UTC](https://community.wowza.com/t/single-url-for-encoder-configuration-that-combines-stream-name-and-rtmp-url/44955 "2016-10-11T18:14:04Z")
Just got a request from a producer to push a live stream through our infrastructure. The problem is that their encoder will only accept one value for settings and I need to incorporate the stream name into the RTMP URL. … --- ## [Wowza Error : Killing unidentified session](https://community.wowza.com/t/wowza-error-killing-unidentified-session/45679)
**Author:** [@Gugan\_K](https://community.wowza.com/u/Gugan_K)\ **Replies:** 1\ **Last updated:** [October 11, 2016, 8:27am UTC](https://community.wowza.com/t/wowza-error-killing-unidentified-session/45679 "2016-10-11T08:27:09Z")
While doing load test on my Wowza Stream Engine using Flazr. Its not accepting the connection more than 161. All new connections are closed with this error message " killUnidentifiedSessions: Killing unidentified session… --- ## [Remove wowzasessionid and cupertinoAppendQueryParamsToEncUrl](https://community.wowza.com/t/remove-wowzasessionid-and-cupertinoappendqueryparamstoencurl/47567)
**Author:** [@Oleksii\_Koshterek](https://community.wowza.com/u/Oleksii_Koshterek)\ **Replies:** 2\ **Last updated:** [October 11, 2016, 8:22am UTC](https://community.wowza.com/t/remove-wowzasessionid-and-cupertinoappendqueryparamstoencurl/47567 "2016-10-11T08:22:50Z")
Hi all I am tweaking custom module to add Apple FPS support with #Software: Wowza Streaming Engine 4.5.0 build18676 Now chuncklist response looks like this: #EXTM3U #EXT-X-VERSION:3 #EXT-X-TARGETDURATION:10 #EXT-X-… --- ## [VoD using VP9 codec](https://community.wowza.com/t/vod-using-vp9-codec/47190)
**Author:** [@Thalyson\_Castro](https://community.wowza.com/u/Thalyson_Castro)\ **Replies:** 1\ **Last updated:** [October 11, 2016, 8:07am UTC](https://community.wowza.com/t/vod-using-vp9-codec/47190 "2016-10-11T08:07:56Z")
Hello. I’d like to know if wowza supports streaming MPEG-DASH VoD using vp9 codec, with either WebM or MP4 as container. --- ## [hosted page shows nothing & payment issue?](https://community.wowza.com/t/hosted-page-shows-nothing-payment-issue/47543)
**Author:** [@SANG\_HYUN\_PARK](https://community.wowza.com/u/SANG_HYUN_PARK)\ **Replies:** 1\ **Last updated:** [October 10, 2016, 11:02am UTC](https://community.wowza.com/t/hosted-page-shows-nothing-payment-issue/47543 "2016-10-10T11:02:21Z")
Hello. I was using wowza cloud very well since couple of years ago. However, I was experiencing that nothing is showing from couple of days ago. And I realized that my payment was failed due to the expiration of credi… --- ## [Few questions regarding Wowza streaming cloud solution](https://community.wowza.com/t/few-questions-regarding-wowza-streaming-cloud-solution/40185)
**Author:** [@sunny\_chandel](https://community.wowza.com/u/sunny_chandel)\ **Replies:** 1\ **Last updated:** [October 10, 2016, 10:49am UTC](https://community.wowza.com/t/few-questions-regarding-wowza-streaming-cloud-solution/40185 "2016-10-10T10:49:11Z")
Dear Support Team, I am very new to this streaming concept so I want to use wowza streaming cloud to stream my live events to audiences worldwide. I have few questions: If encoder is the part of wowza streaming clou… --- ## [Low latency streaming solution](https://community.wowza.com/t/low-latency-streaming-solution/47507)
**Author:** [@Patrick\_Gunther](https://community.wowza.com/u/Patrick_Gunther)\ **Replies:** 1\ **Last updated:** [October 10, 2016, 8:25am UTC](https://community.wowza.com/t/low-latency-streaming-solution/47507 "2016-10-10T08:25:10Z")
We are currently developing an online game where we use a hybrid system: several short sports videos combined to a longer sequence are displayed using a live stream and a video overlay that is fed by data over a websocke… --- ## [Bitrate mode setting](https://community.wowza.com/t/bitrate-mode-setting/684)
**Author:** [@system](https://community.wowza.com/u/system)\ **Replies:** 4\ **Last updated:** [October 7, 2016, 8:02pm UTC](https://community.wowza.com/t/bitrate-mode-setting/684 "2016-10-07T20:02:13Z")
Hi there … I’m quite new to using transcoding, so, please excuse me for questions that could be already discussed (even though I didn’t find the answer for mine here) When I transrate, is there a way to tell if I want t… --- ## [Some further explanation on PlayReady integration](https://community.wowza.com/t/some-further-explanation-on-playready-integration/38469)
**Author:** [@Brian\_Osborne](https://community.wowza.com/u/Brian_Osborne)\ **Replies:** 2\ **Last updated:** [October 6, 2016, 3:41pm UTC](https://community.wowza.com/t/some-further-explanation-on-playready-integration/38469 "2016-10-06T15:41:46Z")
Hello, I have a few questions about PlayReady integration after reading https://www.wowza.com/docs/how-to-secure-smooth-streaming-using-playready-drm-silverlight I am working with a PlayReady provider that exposes the … --- ## [Wowza GoCoder SDK Republish](https://community.wowza.com/t/wowza-gocoder-sdk-republish/47436)
**Author:** [@fabio\_sakamoto](https://community.wowza.com/u/fabio_sakamoto)\ **Replies:** 1\ **Last updated:** [October 5, 2016, 3:39pm UTC](https://community.wowza.com/t/wowza-gocoder-sdk-republish/47436 "2016-10-05T15:39:12Z")
I need to do something like this: ---- Two android phones: phone #1) Working as a publisher: The camera is publishing phone #2) Working as a subscriber: Receive the live video streaming; Process the video using Augmen… --- ## [Wowza + AWS EC2 \[HELP CPU\]](https://community.wowza.com/t/wowza-aws-ec2-help-cpu/47561)
**Author:** [@Julian\_Soares](https://community.wowza.com/u/Julian_Soares)\ **Replies:** 7\ **Last updated:** [October 5, 2016, 10:04am UTC](https://community.wowza.com/t/wowza-aws-ec2-help-cpu/47561 "2016-10-05T10:04:05Z")
Hi, I have a wowza server engine running on AWS EC2 I will do a live broadcast and would like to know which machine to use / CPU on AWS EC2 to support 30 ~ 40 simultaneous connections entry, RTMP is used to view, mood… --- ## [random bitrates on CDN passthrough](https://community.wowza.com/t/random-bitrates-on-cdn-passthrough/47519)
**Author:** [@Phillip\_Lyle](https://community.wowza.com/u/Phillip_Lyle)\ **Replies:** 2\ **Last updated:** [October 3, 2016, 9:24am UTC](https://community.wowza.com/t/random-bitrates-on-cdn-passthrough/47519 "2016-10-03T09:24:28Z")
Hello, I am using Wowza Streaming Engine to send several renditions to the Wowza CDN via passthrough direct (non transcoded) delivery. It works, but I noticed that the new Wowza Player sees some unusual bitrates (and ha… --- ## [Autostart doesnt play on android devices](https://community.wowza.com/t/autostart-doesnt-play-on-android-devices/33725)
**Author:** [@eduardo\_espinoza\_sua](https://community.wowza.com/u/eduardo_espinoza_sua)\ **Replies:** 6\ **Last updated:** [October 2, 2016, 10:45pm UTC](https://community.wowza.com/t/autostart-doesnt-play-on-android-devices/33725 "2016-10-02T22:45:41Z")
Hi I have been testing wowza player for some hours, and my first impression is that works good. I noticed that on android, if player is set “autostart=true” android devices doesnt play live video streaming. IN the oth… --- ## [4 Axis Cameras - 1 live stream - Easy start up?](https://community.wowza.com/t/4-axis-cameras-1-live-stream-easy-start-up/47041)
**Author:** [@Mickael\_Maddison](https://community.wowza.com/u/Mickael_Maddison)\ **Replies:** 1\ **Last updated:** [September 30, 2016, 3:35pm UTC](https://community.wowza.com/t/4-axis-cameras-1-live-stream-easy-start-up/47041 "2016-09-30T15:35:34Z")
Greetings, I am working on a live streaming project where the video will be transmitted only at certain times of the day from one of 4 separate locations. No matter which location is to stream ideally I would like it to… --- ## [nDVR to VOD conversion and data tracks](https://community.wowza.com/t/ndvr-to-vod-conversion-and-data-tracks/47364)
**Author:** [@Vlad\_Z](https://community.wowza.com/u/Vlad_Z)\ **Replies:** 1\ **Last updated:** [September 30, 2016, 3:07pm UTC](https://community.wowza.com/t/ndvr-to-vod-conversion-and-data-tracks/47364 "2016-09-30T15:07:01Z")
Hello, I’m using the examples provided here to convert video from the nDVR to regular mp4 files, and I have an issue. If I record the live stream normally, the mp4 file contains a track of metadata(assuming that I inje… --- ## [Wowza SDK versus Red5 Pro](https://community.wowza.com/t/wowza-sdk-versus-red5-pro/46719)
**Author:** [@Steve\_Tepper](https://community.wowza.com/u/Steve_Tepper)\ **Replies:** 7\ **Last updated:** [September 30, 2016, 3:05pm UTC](https://community.wowza.com/t/wowza-sdk-versus-red5-pro/46719 "2016-09-30T15:05:02Z")
Hey guys, I’ve been playing around with the Red5 Pro SDK (http://red5pro.com) and it looks pretty good. I was trying to get it to work with my client’s Wowza installation though, and it appears that I need to install th… --- ## [Any way to detect/notify on skipped frame](https://community.wowza.com/t/any-way-to-detect-notify-on-skipped-frame/42344)
**Author:** [@Matt\_Pangaro](https://community.wowza.com/u/Matt_Pangaro)\ **Replies:** 1\ **Last updated:** [September 30, 2016, 2:19pm UTC](https://community.wowza.com/t/any-way-to-detect-notify-on-skipped-frame/42344 "2016-09-30T14:19:01Z")
Hi, I’ve been sifting through the docs on the site and the java API’s, but can’t find anything that looks like what we need. Is there a way to detect that the transcoder is having to skip frames, or having any other iss… --- ## [Getting video resolution on LiveStreamTranscoderActionNotifyBase](https://community.wowza.com/t/getting-video-resolution-on-livestreamtranscoderactionnotifybase/47408)
**Author:** [@Gabriel\_Villoldo](https://community.wowza.com/u/Gabriel_Villoldo)\ **Replies:** 1\ **Last updated:** [September 30, 2016, 2:52am UTC](https://community.wowza.com/t/getting-video-resolution-on-livestreamtranscoderactionnotifybase/47408 "2016-09-30T02:52:47Z")
Hi! I want to ask you for the best way to get the video resolution on onInitBeforeLoadTemplate method. I need to get the height of the video to choose which template I need to use. I’ve tried using stream.getRTPStream()… --- ## [0 Bytes In after enabling transcoding](https://community.wowza.com/t/0-bytes-in-after-enabling-transcoding/43368)
**Author:** [@Ben\_Close](https://community.wowza.com/u/Ben_Close)\ **Replies:** 3\ **Last updated:** [September 30, 2016, 12:53am UTC](https://community.wowza.com/t/0-bytes-in-after-enabling-transcoding/43368 "2016-09-30T00:53:34Z")
Hello, I’m having an issue trancoding. When I enable it on my application and click on to “incoming streams” I only see the original stream and not the new transcoded ones. Going into the original stream I notice that … --- ## [Audio is missing from nDVR with AAC Audio and Dolby](https://community.wowza.com/t/audio-is-missing-from-ndvr-with-aac-audio-and-dolby/47457)
**Author:** [@Rubens\_Marins](https://community.wowza.com/u/Rubens_Marins)\ **Replies:** 1\ **Last updated:** [September 29, 2016, 2:56pm UTC](https://community.wowza.com/t/audio-is-missing-from-ndvr-with-aac-audio-and-dolby/47457 "2016-09-29T14:56:55Z")
I am having problems with nDVR with AAC Audio. The same stream, on “Live mode” is OK. The information regarding audio is missing from the manifest when you add the “?DVR” at the end The problem persist, even when I ena… --- ## [Live stream detected but does not play](https://community.wowza.com/t/live-stream-detected-but-does-not-play/47444)
**Author:** [@Jabali\_Searcot](https://community.wowza.com/u/Jabali_Searcot)\ **Replies:** 1\ **Last updated:** [September 29, 2016, 2:52pm UTC](https://community.wowza.com/t/live-stream-detected-but-does-not-play/47444 "2016-09-29T14:52:21Z")
This is the command I use to being the stream on my hardware device ffmpeg -i /dev/video0 -f rtsp rtsp://\[user\]:\[password\]@52.66.64.136:1935/test/myStream I can see that there is an input coming in from the Incoming St… --- ## [Crossdomain.xml on 1935 not working](https://community.wowza.com/t/crossdomain-xml-on-1935-not-working/44185)
**Author:** [@Diogo\_Moraes](https://community.wowza.com/u/Diogo_Moraes)\ **Replies:** 2\ **Last updated:** [September 29, 2016, 2:48pm UTC](https://community.wowza.com/t/crossdomain-xml-on-1935-not-working/44185 "2016-09-29T14:48:02Z")
Hello everyone. I’m having a little trouble with wowza crossdomain.xml on port 1935. It simply does not work, and removing it from the HTTPProviders list on Vhost.xml does absolutely nothing. I even made a new HTTPProvi… --- ## [Live stream with no audio after a while](https://community.wowza.com/t/live-stream-with-no-audio-after-a-while/39484)
**Author:** [@Johan\_Niemi](https://community.wowza.com/u/Johan_Niemi)\ **Replies:** 1\ **Last updated:** [September 29, 2016, 2:37pm UTC](https://community.wowza.com/t/live-stream-with-no-audio-after-a-while/39484 "2016-09-29T14:37:34Z")
I have been experiencing an issue with a live stream which loses its’ audio after a while. Below is a link to live stream that lost its’ audio after about half a minute: Live streaming example with no sound Live stream… --- ## [VOD MPEG-DASH Stream SMIL file with captions](https://community.wowza.com/t/vod-mpeg-dash-stream-smil-file-with-captions/46935)
**Author:** [@nir\_klinger](https://community.wowza.com/u/nir_klinger)\ **Replies:** 1\ **Last updated:** [September 29, 2016, 11:55am UTC](https://community.wowza.com/t/vod-mpeg-dash-stream-smil-file-with-captions/46935 "2016-09-29T11:55:41Z")
hello. for the past few days i was trying to set an addaptive MPEG-DASH stream using SMIL file. i was able to set several video streams. as for captions, generating the mpd file wowza seems to ignore my element in th… [Previous page](https://community.wowza.com/latest.md?page=210) [Next page](https://community.wowza.com/latest.md?page=212)