ardour/livetrax
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minor optimization tweak for metering

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git-svn-id: svn://localhost/ardour2/branches/3.0@3814 d708f5d6-7413-0410-9779-e7cbd77b26cf
This commit is contained in:
Paul Davis 2008-09-27 06:52:27 +00:00
parent a09bc7ef13
commit ce693248dc
1 changed files with 6 additions and 4 deletions
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10
libs/ardour/meter.cc
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@ -35,12 +35,12 @@ namespace ARDOUR {
void
PeakMeter::run_in_place (BufferSet& bufs, nframes_t start_frame, nframes_t end_frame, nframes_t nframes, nframes_t offset)
{
size_t meterable = std::min((size_t)bufs.count().n_total(), _peak_power.size());
size_t n = 0;
size_t meterable = std::min((size_t)bufs.count().n_total(), _peak_power.size());
size_t limit = std::min (meterable, bufs.count().n_midi());
// Meter what we have (midi)
for ( ; n < meterable && n < bufs.count().n_midi(); ++n) {
for ( ; n < limit; ++n) {
float val = 0;
@ -64,8 +64,10 @@ PeakMeter::run_in_place (BufferSet& bufs, nframes_t start_frame, nframes_t end_f
}
limit = std::min (meterable, bufs.count().n_audio());
// Meter what we have (audio)
for ( ; n < meterable && n < bufs.count().n_audio(); ++n) {
for ( ; n < limit; ++n) {
_peak_power[n] = compute_peak (bufs.get_audio(n).data(nframes, offset), nframes, _peak_power[n]);
}