98 lines
2.3 KiB
C++
98 lines
2.3 KiB
C++
/***
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Olive - Non-Linear Video Editor
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Copyright (C) 2022 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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#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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//#define AVW_USE_LIST
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namespace olive {
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class AudioWaveformCache : public PlaybackCache
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{
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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, const TimeRangeList &valid_ranges, const AudioVisualWaveform *waveform);
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const AudioParams &GetParameters() const { return params_; }
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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, const rational &start_time) const;
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AudioVisualWaveform::Sample 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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private:
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#ifdef AVW_USE_LIST
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class TimeRangeWithWaveform : public TimeRange
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{
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public:
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TimeRangeWithWaveform() = default;
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TimeRangeWithWaveform(const TimeRange &r) :
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TimeRange(r)
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{
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}
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void set_in(const rational& in)
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{
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waveform.TrimIn(in - this->in());
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TimeRange::set_in(in);
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}
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void set_out(const rational& out)
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{
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waveform.Resize(out - this->in());
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TimeRange::set_out(out);
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}
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void set_range(const rational& in, const rational& out)
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{
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waveform.TrimRange(in, out-in);
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TimeRange::set_range(in, out);
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}
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AudioVisualWaveform waveform;
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};
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QVector<TimeRangeWithWaveform> waveforms_;
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#else
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AudioVisualWaveform waveforms_;
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#endif
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AudioParams params_;
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};
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}
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#endif // AUDIOWAVEFORMCACHE_H
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