ffprobe -v debug -timeout 5000000 -sources 239.0.1.135 udp://239.0.1.135:3135 ffprobe version 3.4.2 Copyright (c) 2007-2018 the FFmpeg developers built with gcc 4.9.2 (Ubuntu 4.9.2-10ubuntu13) configuration: --enable-gpl --enable-libx264 libavutil 55. 78.100 / 55. 78.100 libavcodec 57.107.100 / 57.107.100 libavformat 57. 83.100 / 57. 83.100 libavdevice 57. 10.100 / 57. 10.100 libavfilter 6.107.100 / 6.107.100 libswscale 4. 8.100 / 4. 8.100 libswresample 2. 9.100 / 2. 9.100 libpostproc 54. 7.100 / 54. 7.100