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Version: 4.0



SRS only support some exec introduced by NGINX RTMP:

  1. exec/exec_publish: Support.
  2. exec_pull: Not support.
  3. exec_play: Not support.
  4. exec_record_done: Not support.

Note: You could use HTTP Callback to start FFmpeg on your backend server. It's much better solution.


The config for SRS EXEC list bellow, you can refer to conf/exec.conf.

vhost __defaultVhost__ {
# the exec used to fork process when got some event.
exec {
# whether enable the exec.
# default: off.
enabled off;
# when publish stream, exec the process with variables:
# [vhost] the input stream vhost.
# [port] the intput stream port.
# [app] the input stream app.
# [stream] the input stream name.
# [engine] the tanscode engine name.
# other variables for exec only:
# [url] the rtmp url which trigger the publish.
# [tcUrl] the client request tcUrl.
# [swfUrl] the client request swfUrl.
# [pageUrl] the client request pageUrl.
# @remark empty to ignore this exec.
publish ./objs/ffmpeg/bin/ffmpeg -f flv -i [url] -c copy -y ./[stream].flv;

Winlin 2015.8