86 lines
2.0 KiB
C++
86 lines
2.0 KiB
C++
/***
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Olive - Non-Linear Video Editor
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Copyright (C) 2022 Olive Team
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Modifications Copyright (C) 2025 mikesolar
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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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#ifndef AUDIOWAVEFORMCACHE_H
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#define AUDIOWAVEFORMCACHE_H
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#include "audio/audiovisualwaveform.h"
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#include "playbackcache.h"
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namespace olive
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{
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class AudioWaveformCache : public PlaybackCache {
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Q_OBJECT
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public:
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AudioWaveformCache(QObject *parent = nullptr);
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void WriteWaveform(const TimeRange &range,
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const TimeRangeList &valid_ranges,
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const AudioVisualWaveform *waveform);
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const AudioParams &GetParameters() const
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{
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return params_;
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}
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void SetParameters(const AudioParams &p)
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{
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params_ = p;
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waveforms_->set_channel_count(p.channel_count());
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}
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void Draw(QPainter *painter, const QRect &rect, const double &scale,
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const rational &start_time) const;
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AudioVisualWaveform::Sample
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GetSummaryFromTime(const rational &start, const rational &length) const;
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rational length() const;
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virtual void SetPassthrough(PlaybackCache *cache) override;
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protected:
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virtual void InvalidateEvent(const TimeRange &range) override;
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private:
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using WaveformPtr = std::shared_ptr<AudioVisualWaveform>;
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WaveformPtr waveforms_;
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AudioParams params_;
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class WaveformPassthrough : public TimeRange {
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public:
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WaveformPassthrough(const TimeRange &r)
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: TimeRange(r)
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{
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}
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WaveformPtr waveform;
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};
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std::vector<WaveformPassthrough> passthroughs_;
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};
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}
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#endif // AUDIOWAVEFORMCACHE_H
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