8b4878a6ba
Fill in silence-padded blocks so we don't get gaps. From PR 3357,
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by Lennart Augustsson.
1997-03-20 03:19:53 +00:00
ac3b8b13b7
Don't share the silence block between devices. Make silence filling work for
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more encodings, and make it device-independent. From Lennart Augustsson, in
PR kern/3305.
1997-03-13 02:19:32 +00:00
5f732f379e
Trivial (and probably not very good) implementation of SIGIO.
1996-02-20 10:00:31 +00:00
4f3fc10939
Fix PR#2060 (add AUDIO_PERROR ioctl to query # of playback drops), also
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fix semantics of AUDIO_WERROR (now returns a count).
Also repair audio driver back to "real-time mode" where user must
provide data quickly enough for real time audio or silence is played
until user catches up. Add optional "play all" mode (additional bit in
mode field) to play all samples provided, with silence when needed to
avoid buffer underrun.
1996-02-17 02:28:56 +00:00
8ba7909bb4
Eliminate sc_silence, and handle output interrupts somewhat differently.
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From John Kohl, slightly edited.
1996-02-16 02:25:43 +00:00
186d69c204
Don't adjust the number of blocks in the ring buffer if the driver
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is currently outputting silence. Fix from Lennart Augustsson
<augustss@cs.chalmers.se>, closes PR #2010 .
1996-02-05 21:11:10 +00:00
c68110e043
Remove strings
1995-05-08 22:01:34 +00:00
ff6c206c3f
Use void* rather than caddr_t in many places.
1995-03-25 00:00:53 +00:00
1f5bdc75a9
New audio subsystem
1995-02-21 01:35:58 +00:00
mycroft