128 lines
3.6 KiB
C++
128 lines
3.6 KiB
C++
/*
|
|
* Oak Video Editor - Non-Linear Video Editor
|
|
* Copyright (C) 2025 Olive CE 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 "audiowaveformcache.h"
|
|
|
|
namespace olive
|
|
{
|
|
|
|
#define super PlaybackCache
|
|
|
|
AudioWaveformCache::AudioWaveformCache(QObject *parent)
|
|
: super{ parent }
|
|
{
|
|
waveforms_ = std::make_shared<AudioVisualWaveform>();
|
|
}
|
|
|
|
void AudioWaveformCache::WriteWaveform(const TimeRange &range,
|
|
const TimeRangeList &valid_ranges,
|
|
const AudioVisualWaveform *waveform)
|
|
{
|
|
// Write each valid range to the segments
|
|
foreach (const TimeRange &r, valid_ranges) {
|
|
if (waveform) {
|
|
waveforms_->OverwriteSums(*waveform, r.in(), r.in() - range.in(),
|
|
r.length());
|
|
}
|
|
|
|
Validate(r);
|
|
}
|
|
}
|
|
|
|
void DrawSubRect(QPainter *painter, const QRect &rect, const double &scale,
|
|
const TimeRange &wave_range,
|
|
const AudioVisualWaveform &waveform, const TimeRange &subrange)
|
|
{
|
|
// Find start time of passthrough
|
|
TimeRange intersect = wave_range.Intersected(subrange);
|
|
|
|
// Create new rect that starts at the offset of pass_start from start_time
|
|
// Set rect width to either length of passthrough or until the end
|
|
QRect pass_rect(
|
|
rect.x() + (intersect.in() - wave_range.in()).toDouble() * scale,
|
|
rect.y(), intersect.length().toDouble() * scale, rect.height());
|
|
|
|
// Draw waveform with this info
|
|
AudioVisualWaveform::DrawWaveform(painter, pass_rect, scale, waveform,
|
|
intersect.in());
|
|
}
|
|
|
|
void AudioWaveformCache::Draw(QPainter *painter, const QRect &rect,
|
|
const double &scale,
|
|
const rational &start_time) const
|
|
{
|
|
if (!passthroughs_.empty()) {
|
|
TimeRange wave_range(start_time,
|
|
start_time +
|
|
rational::fromDouble(rect.width() / scale));
|
|
TimeRangeList draw_range = { wave_range };
|
|
for (const WaveformPassthrough &p : passthroughs_) {
|
|
if (draw_range.OverlapsWith(p, true, false)) {
|
|
DrawSubRect(painter, rect, scale, wave_range, *p.waveform, p);
|
|
|
|
// Remove this range
|
|
draw_range.remove(p);
|
|
}
|
|
}
|
|
|
|
for (const TimeRange &r : draw_range) {
|
|
DrawSubRect(painter, rect, scale, wave_range, *waveforms_, r);
|
|
}
|
|
} else {
|
|
AudioVisualWaveform::DrawWaveform(painter, rect, scale, *waveforms_,
|
|
start_time);
|
|
}
|
|
}
|
|
|
|
AudioVisualWaveform::Sample
|
|
AudioWaveformCache::GetSummaryFromTime(const rational &start,
|
|
const rational &length) const
|
|
{
|
|
return waveforms_->GetSummaryFromTime(start, length);
|
|
}
|
|
|
|
rational AudioWaveformCache::length() const
|
|
{
|
|
return waveforms_->length();
|
|
}
|
|
|
|
void AudioWaveformCache::SetPassthrough(PlaybackCache *cache)
|
|
{
|
|
AudioWaveformCache *c = static_cast<AudioWaveformCache *>(cache);
|
|
|
|
for (const TimeRange &r : c->GetValidatedRanges()) {
|
|
WaveformPassthrough t = r;
|
|
t.waveform = c->waveforms_;
|
|
passthroughs_.push_back(t);
|
|
}
|
|
passthroughs_.insert(passthroughs_.end(), c->passthroughs_.begin(),
|
|
c->passthroughs_.end());
|
|
|
|
SetParameters(c->GetParameters());
|
|
SetSavingEnabled(c->IsSavingEnabled());
|
|
}
|
|
|
|
void AudioWaveformCache::InvalidateEvent(const TimeRange &range)
|
|
{
|
|
TimeRangeList::util_remove(&passthroughs_, range);
|
|
|
|
super::InvalidateEvent(range);
|
|
}
|
|
|
|
}
|