SmoothStreaming is a video streaming format created by Microsoft. Use this tag to add questions related to creating and playing back these streams.
Questions tagged [smooth-streaming]
114 questions
38
votes
0 answers
How to make a composite manifest for Microsoft smooth streaming
I am new to Microsoft Smooth Streaming and have questions about the making of composite manifests.
Following the guidance from here.
I was able to make a composite manifest of a single clip element that played in Silverlight player.
However, when I…

Lich
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7
votes
4 answers
How to download IIS smooth streaming (ISM) as MKV or AVI?
There is an audio+video stream in IIS smooth streaming (ISM) format available via HTTP. The .ism/manifest file looks like:
…

pts
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2 answers
How to play H264 stream with SilverLight?
I have an H264 stream (IIS - smooth streaming) that I would like to play with SilverLight. Apparently SilverLight can do it, but how?
Note: the VC-1 stream can be played by the SilverLight, but H264 not.Also, I can provide a stream and any…

user1764961
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6
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2 answers
Rebuilding MP4 file from fragmented MP4 "mdat" atom?
I'm trying to rebuild a video file from a Smooth Streaming server. Smooth Streaming serves fMP4 files which are regular MP4 files without neither their FTYP nor their MOOV atoms.
All the informations stored in those atom are placed into a Manifest…

Velcro
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5
votes
1 answer
Samsung Smart TV, PlayDRM and HLS
We use in our applications for Samsung Smart TVs either the Apple HLS or progressive download for getting/playing the video. We would like to move to the DRM protected content and we saw in the SDK documentation that the PlayReady DRM is supported…

STeN
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5
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1 answer
SmoothStreamingMediaElement.Play() - Exception thrown but player starts
When I set my SmoothStreamingSource and then call .Play() I get the following exception...
"Play is not allowed when there is no source set."
The odd thing, is that if I handle this exception (shown in the code below), the video does start playing. …

Ben
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5
votes
3 answers
How to play smooth streaming video in Chromecast?
According the Chromecast Developers page, Chromecast supports the SmoothStreaming container, which I believe uses video chunks with the .ismv extension. I am having problems getting those video files to play.
If I am not mistaken,…

AdrenGarage
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4
votes
1 answer
Splitting mp4 files vs mp4-dash
While serving video to users on website there were few options to choose from. Namely HLS, Smooth streaming, Dash or HDS. Dash seemed to be a better choice. Looking at how it works is that it splits the file in many parts and streams it. Another…
user5229708
4
votes
0 answers
Smooth streaming - How does silverlight choose default language track in multi audio manifest
I have a smooth stream source with English and Spanish audio tracks.
When player starts playing - English is the default language.
How does it get set which is the default audio language track?
A few related details:
In the manifest the Spanish…

Oren.Me
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4
votes
2 answers
Wowza + Live Streaming + Windows Phones?
I'm newbie in Live Streaming logics but I now have a Wowza backended setup and i got following streams out from…

シリウス
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4
votes
1 answer
How to find SPS and PPS string in H264 codec from mp4
As you all know that in Smooth Stream client manifest file, contains a "CodecPrivateData" attribute in video tag. Now after my initial investigation I found that this string is formed by using SPS and PPS which are essentially NAL units.
I am…

Tarun
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3
votes
1 answer
RTP to Live Smooth Streaming
I have a RTP video stream that I want to send to a set-top box. Unfortunately, the set-top box doesn't support RTP and I have convert it to Smooth Streaming.
I've tried using Wowza Media Server to do the stream conversion but it did not work; the…

Tiago
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3
votes
2 answers
how to encrypt Smooth Streaming with PlayReady
I am trying to develop an encryption tools that takes clear Smooth Streaming files and encrypt them with PlayReady DRM.
The only solution I found is using IIS Transform Manager.
My problem is that I want an offline tool without any dependency to…

Himberjack
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3
votes
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Does IIS support CEA-608 closed captions transformation?
I use IIS Smooth Streaming (.isml) stuff to deliver video stream to Silverlight plugin and to IOS devices by IIS HLS re-encoding "on fly". Also I send "Closed Captions" to live stream - it works fine on Silverlight plugin but HLS stream doesn`t…

Andrei Piatrou
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3
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0 answers
ffmpeg and iis smooth streaming
I have a local iis instance with configured publishing point. The point is good I've tested it by Expression Encoder 4 Pro IIS smooth streaming feature.
But when I'm trying to stream to is using ffmpeg, Silverlight player can`t play my stream - just…

Andrei Piatrou
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