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Clarify that the ratio between sample rate and the block size 

is the MTC clock rate. Suggested by Alexey Suslikov
This commit is contained in:
Alexandre Ratchov 2011-06-03 18:20:51 +02:00
parent fc036bc26e
commit 489fe436c3
1 changed files with 7 additions and 5 deletions
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@ -517,21 +517,23 @@ Streams created with the
.Fl t
option export the server clock using MTC, allowing non-audio
software or hardware to be synchronized to the audio stream.
Maximum accuracy is achieved when the number of blocks per
second is equal to one of the standard MTC clock rates (96, 100 and 120Hz).
The following sample rates
.Pq Fl r
and block sizes
.Pq Fl z
are recommended for maximum accuracy:
are recommended:
.Pp
.Bl -bullet -offset indent -compact
.It
44100Hz, 441 frames
44100Hz, 441 frames (MTC rate is 100Hz)
.It
48000Hz, 400 frames
48000Hz, 400 frames (MTC rate is 120Hz)
.It
48000Hz, 480 frames
48000Hz, 480 frames (MTC rate is 100Hz)
.It
48000Hz, 500 frames
48000Hz, 500 frames (MTC rate is 96Hz)
.El
.Pp
For instance, the following command will create two devices: