Using AES with token authentication for Media Services

This post is a step by step walkthrough of using the Azure Media Services Explorer (http://aka.ms/amse) to apply AES encryption to a video asset.  I’ll describe the full process of applying envelope (AES) encryption and providing a JWT token with claims authentication.  Note that while this article specifically discusses AES, some of the same principles…

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Azure Media Player support for audio-only and video-only streams

Azure Media Player itself does not support audio-only or video-only streams as per the bottom of http://amp.azure.net/libs/amp/latest/docs/features.html.  This is due to issues with the AzureHtml5JS tech.  If you attempt to play a video-only asset in Azure Media Player you will see the error, “The video playback was aborted due to a corruption problem or because the…

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Encoder changes within Azure Media Services now create ISMC file

Beginning in June 2016, when you encode videos with the Media Encoder Standard within Azure Media Services a new file is generated as part of your output video asset. The Media Encoder Standard will generate a .ismc file. This is a client manifest that is traditionally used in Smooth Streaming, but is also used to…

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Progressive download and streaming differences with Azure Media Services

<note: I plan on occasionally editing this page with updated information. I may not document the changes made as they happen.> Azure Media Services gives you two different ways of delivering video content.  You can either progressively download content from Azure Storage or stream the content from Azure Media Services.  This article discusses these two options…

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Listing more than 1000 assets with the PHP SDK for Azure Media Services

To get the list of assets from Azure Media Services in the PHP SDK you use the getAssetList() function to get a list of video assets.  If you have more than 1000 assets the getAssetList() function will only return the first 1000.  Azure Media Services limits the number of results returned for performance reasons.  The…

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Job record limit for Windows Azure Media Encoder

Job record limit for Windows Azure Media Encoder After processing a large number of videos with the Windows Azure Media Encoder you may see an error in the portal that says, “This account has reached the limit of 50,000 jobs.”  You see this error when you try to submit a new job.  If you are…

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Error 400 Bad Request when using CloudMediaContext with Azure Media Services

When I was developing my first Azure Media Services application based on the how-to guide, I had a problem when I tried to initialize the CloudMediaContext.  I was using code similar to: string accountName = “MyAccount”;string accountKey = “abcdef12-3456-7890-abcd-ef1234567890”;CloudMediaContext mediaContext = new CloudMediaContext(accountName, accountKey); I got the following error when initializing the CloudMediaContext in Visual…

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Azure Media Services is live!

In April Microsoft announced Azure Media Services at NAB in Las Vegas.  This enables encoding, encrypting, and hosting in the cloud.  No longer do you have to rely on the processing power of a single (or small number) of encoding machines to convert your media assets. Yesterday the preview for this went live on Windows…

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