ALSA: monitoring output level
Date: 17 May 2004 08:38:17 -0700
Hello All. I've built an MP3 player that is using the ALSA system,
and have a couple of questions:
1) Does anyone know of a way to read the stream of data that is
currently being played? (to build one of those cool looking
Other than hacking the mpg123 source, I'm hoping for a quicker way. (I
have a crystalfontz LCD display embedded as an interface, no monitor
2) The other question is how to read the output level of each song
I'm thinking of setting a threshold somehow and automatically
adjusting the volume control, on the fly, as the song is being played.
This required being able to read the volume level of the
datastream.... or something.
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