Azure Media Encoder allows you to configure the number and size (Basic/Standard/Premium) of the reserved units on the web interface.
Is there an API to manage this programatically?
recently released AMS .NET SDK v 3.1.0.0 exposes functionality to change reserved units. Here is a code sample how to update reserve unit:
var encodingBasicReservedUnit = _dataContext.EncodingReservedUnits.FirstOrDefault();
var initialReservedUnitCount = encodingBasicReservedUnit.CurrentReservedUnits;
encodingBasicReservedUnit.CurrentReservedUnits = encodingBasicReservedUnit.MaxReservableUnits;
encodingBasicReservedUnit.Update();
encodingBasicReservedUnit = _dataContext.EncodingReservedUnits.FirstOrDefault();
Assert.AreEqual(encodingBasicReservedUnit.CurrentReservedUnits, encodingBasicReservedUnit.MaxReservableUnits,
"Expecting Encoding ReservedUnit to have increased to Max");
encodingBasicReservedUnit.CurrentReservedUnits = initialReservedUnitCount;
encodingBasicReservedUnit.Update();
encodingBasicReservedUnit = _dataContext.EncodingReservedUnits.FirstOrDefault();
Assert.AreEqual(encodingBasicReservedUnit.CurrentReservedUnits, initialReservedUnitCount,
"Expecting Encoding ReservedUnit to have decreased again to initialCount from Max");
More scenario tests can be found in https://github.com/Azure/azure-sdk-for-media-services/blob/dev/test/net/Scenario/EncodingReservedUnitDataTests.cs