Constraints

Before using Live, understand the following constraints.

Live is available in two regions:

  • CN North-Beijing1
  • CN North-Beijing4

Table 1 describes the constraints.

Table 1 Constraints

Item

Description

Domain name

By default, you can add a maximum of 64 domain names to each account.

The domain name must have been licensed by the Ministry of Industry and Information Technology (MIIT) and the Internet Content Provider (ICP) license is still valid. You can register a domain name and obtain its ICP number on HUAWEI CLOUD.

Concurrent live stream

There is no limit on the number of concurrent live streams. However, if you will have a large number of concurrent live streams, you are advised to submit a service ticket.

Stream pushing

There is no limit on the bitrate. Common resolutions and bitrates are supported. To ensure smooth streaming, it is recommended that the bitrate be no greater than 4 Mbit/s.

Playback

You can play a live stream only after ingest and streaming domain names have been associated and the values of AppName and StreamName in the streaming URL are the same as those in the ingest URL.

Input/Output format

  • Video packaging protocols
    • RTMP and FLV

      Video codecs: JPEG, Sorenson-H.263, ScreenVideo, On2-VP6, On2-VP6-Alpha, ScreenVideo2, and H.264

    • HLS output protocol

      Video codec: H.264

  • Audio packaging protocols
    • RTMP and FLV

      Audio codecs: ADPCM, MP3, LinearLE, Nellymoser16, Nellymoser8, Nellymoser, G711A, G711U, AAC, Speex, MP3-8K, DeviceSpecific, and Uncompressed

    • HLS output protocol

      Audio codec: AAC

Cloud video switcher

You must submit a service ticket to apply for this function. This function is available only in the CN North-Beijing4 region.

Live billing

If your customer tier is V0 or V1, you can only be billed by traffic. Change of billing option is not allowed.

Statistics (new version)

These functions are available only in the CN North-Beijing4 region.

Stream analytics

Log management

Tools