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2 commits

Author SHA1 Message Date
Wim Taymans
9f55708e9d audioconvert: Always apply noise when asked
Rename empty.noise -> dither.noise and always add this amount of noise
when > 0. This also adds the noise to silent sounds, not only when
nothing is connected because that would also be a problem when an amp
needs to be kept alive with an non-0 signal.

Rename noise -> dither because we can use this also for dithering later.

See #705
2022-06-27 11:19:01 +02:00
Wim Taymans
1c6cb049ce audioconvert: add an option generate silence noise
Add an empty.noise option that specifies the number of bits to
use for noise when the input signal is pure silence.

Some amplifiers can go into suspend mode pretty easily when they
get pure silence. With empty.noise = 1, audioconvert will now generate
a bitpattern that can keep those amplifiers alive, together with
disabling suspend in the session manager.

Fixes #705
2022-06-24 13:45:35 +02:00