Changes between Version 79 and Version 80 of StreamingGuide

Timestamp:

Jun 23, 2017, 8:01:15 PM (9 years ago)

Author:

Roger Pack

Comment:

moh

StreamingGuide

@@ -12 +12 @@
 == Setting ==
 
+Here is what another person once did for broadcast:
+
+{{{
+ffmpeg -f dshow -i video="Virtual-Camera" -preset ultrafast -vcodec libx264 -tune zerolatency -b 900k -f mpegts udp://10.1.0.102:1234
+}}}
+
+And here is what another person [http://web.archiveorange.com/archive/v/DUtyPSinPqSIxjhedGQd did]:
+{{{
+ffmpeg -f dshow -i video="screen-capture-recorder":audio="Stereo Mix (IDT High Definition" \
+-vcodec libx264 -preset ultrafast -tune zerolatency -r 10 -async 1 -acodec libmp3lame -ab 24k -ar 22050 -bsf:v h264_mp4toannexb \
+-maxrate 750k -bufsize 3000k -f mpegts udp://192.168.5.215:48550
+}}} 
+
+NB that they also (for directshow devices) had to adjust the rtbufsize in that example.
+
+You can see a description of what some of these means, (for example bufsize, bitrate settings) in the [[Encode/H.264]].
+
+
 Here's how one guy broadcast a live stream (in this instance a [[directshow|Capture/Desktop#Windows]] screen capture device):
 
@@ -18 +36 @@
 }}}
 
-with his custom FFmpeg preset (libx264-my_ffpreset.ffpreset):
+with a custom FFmpeg preset (libx264-my_ffpreset.ffpreset) in this case:
 {{{
 coder=1
@@ -34 +52 @@
 }}}
 
-Here is what another person once did:
-
-{{{
-ffmpeg -f dshow -i video="Virtual-Camera" -vcodec libx264 -tune zerolatency -b 900k -f mpegts udp://10.1.0.102:1234
-}}}
-
-And here is what another person [http://web.archiveorange.com/archive/v/DUtyPSinPqSIxjhedGQd did]:
-{{{
-ffmpeg -f dshow -i video="screen-capture-recorder":audio="Stereo Mix (IDT High Definition" \
--vcodec libx264 -preset ultrafast -tune zerolatency -r 10 -async 1 -acodec libmp3lame -ab 24k -ar 22050 -bsf:v h264_mp4toannexb \
--maxrate 750k -bufsize 3000k -f mpegts udp://192.168.5.215:48550
-}}} 
-
-NB that they also (for directshow devices) had to adjust the rtbufsize in that example.
-
-You can see a description of what some of these means, (for example bufsize, bitrate settings) in the [[Encode/H.264]].
 
 Here is how you stream to twitch.tv or similar services (rtmp protocol), using ffmpeg 1.0 or ffmpeg-git (tested on 2012-11-12), this is also for pulseaudio users: