ardour/livetrax
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AU synth inplace processing

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This commit is contained in:
Robin Gareus 2016-04-15 13:36:02 +02:00
parent 52a8bad4a2
commit 426e2f2a19
1 changed files with 11 additions and 3 deletions
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14
libs/ardour/audio_unit.cc
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@ -1471,9 +1471,18 @@ AUPlugin::connect_and_run (BufferSet& bufs, ChanMapping in_map, ChanMapping out_
_last_nframes = nframes;
}
DEBUG_TRACE (DEBUG::AudioUnits, string_compose ("%1 in %2 out %3 MIDI %4 bufs %5 (available %6)\n",
/* test if we can run in-place; only compare audio buffers */
bool inplace = true;
ChanMapping::Mappings inmap (in_map.mappings ());
ChanMapping::Mappings outmap (out_map.mappings ());
assert (outmap[DataType::AUDIO].size () > 0);
if (inmap[DataType::AUDIO].size() > 0 && inmap != outmap) {
inplace = false;
}
DEBUG_TRACE (DEBUG::AudioUnits, string_compose ("%1 in %2 out %3 MIDI %4 bufs %5 (available %6) Inplace: %7\n",
name(), input_channels, output_channels, _has_midi_input,
bufs.count(), bufs.available()));
bufs.count(), bufs.available(), inplace));
/* the apparent number of buffers matches our input configuration, but we know that the bufferset
* has the capacity to handle our outputs.
@ -1488,7 +1497,6 @@ AUPlugin::connect_and_run (BufferSet& bufs, ChanMapping in_map, ChanMapping out_
cb_offset = 0;
buffers->mNumberBuffers = output_channels;
bool inplace = in_map == out_map;
ChanCount bufs_count (DataType::AUDIO, 1);
BufferSet& scratch_bufs = _session.get_scratch_buffers(bufs_count);