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2020-September-22.md

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Release Notes for September 22, 2020

This is the initial release of Azure Communication Services for public preview. This includes SDKs for user token management, rich text chat, voice and video calling. SDKs for some features have been published today but functionality remains limited to private preview audiences until mid-October. This includes:

  1. Acquiring phone numbers
  2. Using phone numbers to send and receive SMS messages
  3. Using the Calling SDK to drive voice calls with the traditional phone network (PSTN)

Android Calling SDK

Features available

  • Place and receive 1-1 audio/video call
  • Place and receive 1-N (group) audio/video call
  • Join (1-N) group audio/video call
  • Escalate a 1-1 call to a group call - by adding voip participant
  • Dial-out to another voip participant to join an ongoing group audio/video call
  • Preview local video camera
  • Share local video camera stream
  • Render video from participants
  • Render screenshare from participants
  • List audio/video devices
  • Mid-call operations (Mute/Unmute)
  • Mid-call operations (Turn Video on/Turn Video off)
  • Mid-call operations (Switch between Video devices)
  • Mid-call operations (Add/Remove participant to/from the ongoing audio/video call)
  • Push notification support for incoming audio/video call
  • Place a call to PSTN participant
  • Test your mic, speaker, and camera via audio testing service (available by calling 8:echo123)

Onboarding

The SDK is packaged as FAT SDK artifact with all ABIs (arm64-v8a, x86_64) supported on the Android platform.
Please refer to the Microsoft docs of how to bootstrap a Calling sample application on android.

Limitations

  • While the ability to make PSTN calls is available in the SDK, you need a PSTN number in ACS to make the call. PSTN functionality is available under private preview; follow this document for availability updates
  • The PSTN and VOIP access token scopes are currently not enforced. All-access tokens implicitly authorize users to access VOIP and PSTN calling functionality until further notice.
  • We don't support x86 simulators, arm7 support is coming soon

iOS Calling SDK

Features available

  • Place and receive 1-1 audio/video call
  • Place and receive 1-N (group) audio/video call
  • Join (1-N) group audio/video call
  • Escalate a 1-1 call to a group call - by adding voip participant
  • Dial-out to another voip participant to join an ongoing group audio/video call
  • Preview local video camera
  • Share local video camera stream
  • Render video from participants
  • Render screenshare from participants
  • List audio/video devices
  • Mid-call operations (Mute/Unmute)
  • Mid-call operations (Turn Video on/Turn Video off)
  • Mid-call operations (Switch between Video devices)
  • Mid-call operations (Add/Remove participant to/from the ongoing audio/video call)
  • Push notification support for incoming audio/video call
  • Place a call to PSTN participant
  • Test your mic, speaker, and camera via audio testing service (available by calling 8:echo123)

Onboarding

The SDK is released for the following platforms: arm64 and x86_64 (simulator)
Minimum supported iOS SDK version is 12.0
BuildAzurePackages.sh script works only with Xcode 11.5 and above
Please refer to the Microsoft docs of how to bootstrap a Calling sample application on iOS.

Limitations

  • While the ability to make PSTN calls is available in the SDK, you need a PSTN number in ACS to make the call. PSTN functionality is available under private preview; follow this document for availability updates
  • The PSTN and VOIP access token scopes are currently not enforced. All-access tokens implicitly authorize users to access VOIP and PSTN calling functionality until further notice.

JS (Web) Calling SDK

Features available

  • Place and receive 1-1 audio/video call
  • Place and receive 1-N (group) audio/video call
  • Join 1-N (group) audio/video call
  • Escalate a 1-1 call to a group call - by adding voip participant
  • Allow to join call with microphone mute
  • Allow to set camera device before call and to switch camera device during call
  • Allow to enable/disable camera in-call and while call is ringing/incoming
  • DeviceManager support to list audio and video devices
  • DeviceManager support to set audio devices
  • Remote video and screen-sharing rendering
  • Screensharing support
  • Local camera device preview rendering
  • Mid-call operations (mute/unmute)
  • Mid-call operations (Turn Video on/Turn Video off)
  • Mid-call operations (Add\Remove Participant)
  • Call and RemoteParticipant states
  • Property changed and collection updated events
  • Place a call to PSTN participant
  • Test your mic, speaker, and camera via audio testing service (available by calling 8:echo123)
  • Hold/unhold

Onboarding

Please refer to the Microsoft docs of how to bootstrap a Calling sample application on web.

Limitations

  • While the ability to make PSTN calls is available in the SDK, you need a PSTN number in ACS to make the call. PSTN functionality is available under private preview; follow this document for availability updates
  • On web mobile and web desktop at any given time client multiple receive video streams might result in a greater number of video freezes and/or quality fluctuations. We are working on improving the experience. We recommend limiting number of incoming streams to one if you experience such issues
  • The PSTN and VOIP access token scopes are currently not enforced. All-access tokens implicitly authorize users to access VOIP and PSTN calling functionality until further notice.