1. Build x265 $wget https://bitbucket.org/multicoreware/x265_git/downloads/x265_3.2.1.tar.gz $tar zxvf x265_3.2.1.tar.gz $cd x265_3.2.1/build/linux $./make-Makefiles.bash $make && make install2. Build ffmpeg 2.1 Prepare souce code $git clone GitHub - ksvc/FFmpeg: mirror of git://source.ffmpeg.org/ffmpeg.git, with RTMP protocol extensions for H.265/HEVC powered by KSYUN. $cd FFmpeg $git reset --hard origin/release/3.4 2.2 Configure ./configure --enable-static --enable-pic \         --disable-encoders --enable-encoder=aac --enable-encoder=libx264 --enable-gpl --enable-libx264 --enable-encoder=libx265  \

       --enable-libx265 --disable-decoders --enable-decoder=aac --enable-decoder=h264 --enable-decoder=hevc  --disable-demuxers \

       --enable-demuxer=aac --enable-demuxer=mov --enable-demuxer=mpegts --enable-demuxer=flv --enable-demuxer=h264 \

       --enable-demuxer=hevc --enable-demuxer=hls  --disable-muxers --enable-muxer=h264  --enable-muxer=flv --enable-muxer=f4v  \

       --enable-muxer=mp4 --disable-doc --extra-cflags="-fno-stack-check" 2.3 Build$make -j4 2.4 Ttry #push stream $./ffmpeg -re -i 1.mp4 -c:a copy -c:v libx265 -f flv rtmp://192.168.1.1/live/hevc #pull stream $./ffplay rtmp://192.168.1.1/live/hevc good luck!