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To restore default preloader it is enough to remove custom preloader files and restart WCS.

m4s container support

Since build 5.2.1626 m4s container is supported for HLS segments cut, and since build 5.2.1632 the container is enabled by default for HLS ABR too

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ll_hls_fragmented_mp4=false

Using a common network stack for HLS and Low Latency HLS

Since build 5.2.1749 the parameter allowing an unified network stack usage both for HLS and Low latency HLS is added. The parameter is enabled by default:

use_new_hls=true

In this case:

• m4s container is used by default to record an HLS segments
• parameters with hls prefix are applied both to HLS and LL HLS
• parameters with ll_hls prefox are applied to LL HLS and to m4s container

Known issues

1. Non-recoverable freeze of HLS stream played in iOS Safari through a CDN

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