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