add initial support for vari-fill

When refilling playback buffer, try to fill it completely, or at least
using the next-lowest power-of-2 as the amount to read. When locating,
where we use do_refill_with_alloc(), only partially fill the buffer.

Work not yet finished, but possibly promising.

1 files changed, 1 insertions, 1 deletions

diff --git a/libs/ardour/midi_diskstream.cc b/libs/ardour/midi_diskstream.cc
index a2a80f780b..229c0ad768 100644
--- a/libs/ardour/midi_diskstream.cc
+++ b/libs/ardour/midi_diskstream.cc
@@ -784,7 +784,7 @@ MidiDiskstream::read (framepos_t& start, framecnt_t dur, bool reversed)
 }
 
 int
-MidiDiskstream::do_refill_with_alloc ()
+MidiDiskstream::_do_refill_with_alloc (bool /* partial_fill */)
 {
 	return do_refill();
 }