Difference between revisions of "Ffmpeg"

Latest revision as of 17:45, 11 July 2015

avconv

avconv -f alsa -ac 1 -i hw:1,0 -acodec pcm_s16le -ar 22050 -f rtp rtp://192.168.1.108:1234

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 avconv [[-f alsa]] [[-ac 1]] [[-i hw:1,0]] [[-acodec pcm_s16le]] -ar 22050 [[-f rtp]] rtp://192.168.1.108:1234
--f alsa — This tells avconv what type of input audio device we are using.
-Since the microphone is a hardware device, it is handled by ALSA.
-If a streaming a file, put the format of the file here.
-Look at other audio formats by running
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--ac 1 — Number of audio channels in the input stream.
--i hw:1,0 — input audio device is at the hardware address hw:1,0, where 1 is the card number and 0 is the device number on that card.
--acodec pcm_s16le — output format for the stream. The s16le part indicates each audio sample is 16 bits in Little Endian format.
 [[avconv -codecs]]
--f rtp —  output the audio as an RTP stream.
-rtp rtp://192.168.1.108:1234 — the destination for the stream and the port number at that destination.
-change IP to whatever is your machine.
-Port 1234 was chosen arbitrarily.
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