ffmpeg工具使用笔记

播放RTSP

ffplay.exe -fflags nobuffer -analyzeduration 100000 -i rtsp://xxx

推送视频流（mpegts封装  UDP推送）

ffmpeg -f lavfi -re -i smptebars=duration=300:size=1280x720:rate=30 -f lavfi -re 
-i sine=frequency=1000:duration=60:sample_rate=44100 -pix_fmt yuv420p -c:v libx264 
-b:v 1000k -g 30 -keyint_min 120 -profile:v baseline -preset veryfast -f mpegts "udp://127.0.0.1:1234?pkt_size=1316"

搭建RTSP SERVER

#服务器参数设置

RTSPPort 8080
RTSPBindAddress 0.0.0.0
HTTPPPort 8080
HTTPBindAddress 0.0.0.0
MaxClients 1000
MaxBandwidth 100000
CustomLog –

#源设置
<Feed feed1.ffm>
File /tmp/feed1.ffm
FileMaxSize 40K
#从硬件设备加载流
Launch ./ffmpeg  -i /dev/video0 -an
ACL allow localhost
</Feed>

#流设置
<Stream out.mp4>
Format rtp
NoAudio
Feed feed1.ffm
VideoCodec libx264
VideoSize 480*272
</Stream>

开启SERVER

ffserver –f ffserver.con

编译

1, X264

源码 https://github.com/mirror/x264.git

./configure --cross-prefix=/opt/hi3559a/aarch64-himix100-linux/bin/aarch64-himix100-linux- --prefix=/opt/hi3559a/aarch64-himix100-linux/ --enable-static --host=arm-linux --disable-asm

make

2，FFMPEG

 https://ffmpeg.org/releases/ffmpeg-4.2.1.tar.bz2

./configure --cc=/opt/hi3559a/aarch64-himix100-linux/bin/aarch64-himix100-linux-gcc --enable-libx264 --enable-static --disable-asm --enable-gpl --enable-cross-compile --disable-stripping --extra-cflags="-DHAVE_STRUCT_IP_MREQ_SOURCE=0"