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-rw-r--r--libs/ardour/amp.cc11
1 files changed, 8 insertions, 3 deletions
diff --git a/libs/ardour/amp.cc b/libs/ardour/amp.cc
index ca1aa74bb5..c437b53243 100644
--- a/libs/ardour/amp.cc
+++ b/libs/ardour/amp.cc
@@ -39,10 +39,15 @@ Amp::run (BufferSet& bufs, nframes_t nframes, gain_t initial, gain_t target, boo
// assert(bufs.buffer_capacity(DataType::AUDIO) >= nframes);
// if we don't need to declick, defer to apply_simple_gain
-
if (initial == target) {
- for (BufferSet::audio_iterator i = bufs.audio_begin(); i != bufs.audio_end(); ++i) {
- apply_gain_to_buffer (i->data (), nframes, target);
+ if (target == 0.0) {
+ for (BufferSet::audio_iterator i = bufs.audio_begin(); i != bufs.audio_end(); ++i) {
+ memset (i->data(), 0, sizeof (Sample) * nframes);
+ }
+ } else if (target != 1.0) {
+ for (BufferSet::audio_iterator i = bufs.audio_begin(); i != bufs.audio_end(); ++i) {
+ apply_gain_to_buffer (i->data(), nframes, target);
+ }
}
return;
}