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manpage: clarify --cache behavior

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wm4 2013-04-20 23:23:09 +02:00
parent 2d3f525cdf
commit 6d66a547a4

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@ -321,6 +321,12 @@
from slow media, but can also have negative effects, especially with file
formats that require a lot of seeking, such as mp4. See also ``--no-cache``.
Note that half the cache size will be used to allow fast seeking back. This
is also the reason why a full cache is usually reported as 50% full. The
cache fill display does not include the part of the cache reserved for
seeking back. Likewise, when starting a file the cache will be at 100%,
because no space is reserved for seeking back yet.
--cache-pause=<no|percentage>
If the cache percentage goes below the specified value, pause and wait
until the percentage set by ``--cache-min`` is reached, then resume