Event Lifecycle and Hosting

A live streaming event is managed as a state machine. The below diagram illustrates the status transitions of a livestream driven by control operations.

To create and edit a livestream, using the following APIs:

• Create: POST /bv/cms/v1/lives
• Update: PUT /bv/cms/v1/lives/:id

Query Parameters	Required	Description
name	Optional	Name of the livestream
custom_id	Optional	Custom ID for the livestream
type	Required	Type of the livestream: LIVE_TYPE_LIVE: Standard livestream that required live source ingestion LIVE_TYPE_SIMULIVE: Simulive that utilizes a pre-recorded video for live broadcasting
broadcast_mode	Required	Type of the broadcast mode: BROADCAST_MODE_TRADITIONAL_LIVE: Standard mode that only allows viewers to watch the current moment of the live streaming BROADCAST_MODE_DVR: DVR (Start-Over) mode that enables viewers to rewind or start from the beginning during the live streaming until it ends BROADCAST_MODE_PLAYBACK: Playback mode that directly utilizes a standard VOD, enabling viewers to have full control over progress
resolution	Required	Resolution for the livestream broadcasting
security	Required	Content protection settings for the live streaming
ull_enabled	Required	Set to true if you would like to enable the ultra-low lantency

To host and manage the status of your livestream, refer to the following guide and APIs:

State	Description
Scheduled	This is the initial state of an event when it is scheduled but not yet ready for streaming.
Preparing	When the scheduled event is less than 12 hours away, the status changes to "Preparing." At this point, the infrastructure is being set up for the event.
Wait for Preview	After the infrastructure is set up, the status changes to "Wait for Preview." The streaming server has been built-up but is still not open for pushing signals.
Preview	POST /bv/cms/v1/lives/{id}:preview When the server is ready, the status changes to "Preview," indicating that the event can start sending signals and rehearsing.
Live	POST /bv/cms/v1/lives/{id}:start After the "Go Live" action is triggered, the event is live, and the status changes to "Live."
Encoding	Once the live event has ended, the content is transcoded to VOD by BlendVision encoding service, and the status changes to "Encoding."
VOD Ready	When the VOD is ready to be broadcast, the status changes to "VOD Ready," indicating it is waiting for the scheduled time.
VOD	Once the transcoding has been completed and the live event can be played as VOD content, the status changes to "VOD."
End	POST /bv/cms/v1/lives/{id}:end When the live-only event ends or the VOD of a Live to VOD event ends, the status changes to "Live END."
Closed	POST /bv/cms/v1/lives/{id}:cancel When the event is canceled or successfully ended, the status changes to "Closed," and the channel can be re-opened and recreated.
Archived	POST /bv/cms/v1/lives/{id}:archive When the channel is archived, the status changes to "Archived."