update readme

3 years ago · 384078c352
1 changed files with 6 additions and 0 deletions
--- a/README.md
+++ b/README.md
@ -805,6 +805,12 @@ http://localhost:8888/mystream
				@@ -805,6 +805,12 @@ http://localhost:8888/mystream

 where `mystream` is the name of a stream that is being published.

+Please be aware that HLS only supports a single H264 video track and a single AAC audio track due to limitations of most browsers. If you want to use HLS with tracks that uses other codecs, you have to re-encode them, for instance by using _FFmpeg_:
+
+```
+ffmpeg -i rtsp://original-source -pix_fmt yuv420p -c:v libx264 -preset ultrafast -b:v 600k -c:a aac -b:a 160k -f rtsp rtsp://localhost:8554/mystream
+```
+
 ### Embedding

 The simples way to embed a live stream into a web page consists in using an iframe tag: