Files
oak-editor/app/audio/bufferaverage.cpp
T
itsmattkc fd1ecfae6f audio: removed hardcoded stereo value
Fixes bug that caused AudioMonitor to only show two channels regardless of the
actual number of channels being mixed.
2020-04-14 23:55:28 +10:00

44 lines
1.3 KiB
C++

/***
Olive - Non-Linear Video Editor
Copyright (C) 2019 Olive Team
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
***/
#include "bufferaverage.h"
OLIVE_NAMESPACE_ENTER
QVector<double> AudioBufferAverage::ProcessAverages(const char *data, int length, int channel_count)
{
// FIXME: Assumes float and stereo
const float* samples = reinterpret_cast<const float*>(data);
int sample_count = static_cast<int>(length / static_cast<int>(sizeof(float)));
// Create array of samples to send
QVector<double> averages(channel_count);
averages.fill(0);
// Add all samples together
for (int i=0;i<sample_count;i++) {
averages[i%channel_count] = qMax(averages[i%channel_count], static_cast<double>(qAbs(samples[i])));
}
return averages;
}
OLIVE_NAMESPACE_EXIT