<html> <head> <meta http-equiv="content-type" content="text/html; charset=utf-8"> </head> <body bgcolor="#FFFFFF" text="#000000"> I'm trying to read rtsp stream (h264 + aac), But it works only when i put audio-sink=fakesink in the gst_parse_launch method call (I use playbin) If i remove audio-sink=fakesink , I can see these warnings : ** (<unknown>: 70379): WARNING **: Invalid channel positions ** (<unknown>: 70379): WARNING **: Invalid channel positions The result of this is that the live streaming is stuck on the first image, and I can't hear any sound. It only appears on iOS, I do the same thing on Android and it works great with the same rtsp stream. Do you have an idea ? </body> </html>