tracktion_TrackCompAudioNode.h

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 /*
    ,--.                     ,--.     ,--.  ,--.
  ,-'  '-.,--.--.,--,--.,---.|  |,-.,-'  '-.`--' ,---. ,--,--,      Copyright 2024
  '-.  .-'|  .--' ,-.  | .--'|     /'-.  .-',--.| .-. ||      \   Tracktion Software
    |  |  |  |  \ '-'  \ `--.|  \  \  |  |  |  |' '-' '|  ||  |       Corporation
    `---' `--'   `--`--'`---'`--'`--' `---' `--' `---' `--''--'    www.tracktion.com
 
    Tracktion Engine uses a GPL/commercial licence - see LICENCE.md for details.
*/
 
#pragma once
 
#include "tracktion_TimedMutingAudioNode.h"
#include "tracktion_FadeInOutAudioNode.h"
 
 
namespace tracktion { inline namespace engine
{
 
inline AudioNode* createTrackCompAudioNode (AudioNode* input,
                                            const juce::Array<legacy::EditTimeRange>& muteTimes,
                                            const juce::Array<legacy::EditTimeRange>& nonMuteTimes,
                                            double crossfadeTime)
{
    if (muteTimes.isEmpty())
        return input;
 
    input = new TimedMutingAudioNode (input, muteTimes);
 
    for (auto r : nonMuteTimes)
    {
        auto fadeIn = r.withLength (crossfadeTime) - 0.0001;
        auto fadeOut = fadeIn.movedToEndAt (r.getEnd() + 0.0001);
 
        if (! (fadeIn.isEmpty() && fadeOut.isEmpty()))
            input = new FadeInOutAudioNode (input, fadeIn, fadeOut,
                                            AudioFadeCurve::convex,
                                            AudioFadeCurve::convex, false);
    }
 
    return input;
}
 
inline AudioNode* createTrackCompAudioNode (AudioNode* input,
                                            const juce::Array<TimeRange>& muteTimes,
                                            const juce::Array<TimeRange>& nonMuteTimes,
                                            TimeDuration crossfadeTime)
{
    juce::Array<legacy::EditTimeRange> muteEditTimes;
    juce::Array<legacy::EditTimeRange> nonMuteEditTimes;
 
    for (auto t : muteTimes)
        muteEditTimes.add ({ t.getStart().inSeconds(), t.getEnd().inSeconds() });
 
    for (auto t : nonMuteTimes)
        nonMuteEditTimes.add ({ t.getStart().inSeconds(), t.getEnd().inSeconds() });
 
    return createTrackCompAudioNode (input,
                                     muteEditTimes,
                                     nonMuteEditTimes,
                                     crossfadeTime.inSeconds());
}
 
inline AudioNode* createAudioNode (TrackCompManager::TrackComp& trackComp, Track& t, AudioNode* input)
{
    auto crossfadeTimeMs = trackComp.edit.engine.getPropertyStorage().getProperty (SettingID::compCrossfadeMs, 20.0);
    auto crossfadeTime = TimeDuration::fromSeconds (static_cast<double> (crossfadeTimeMs) / 1000.0);
    auto nonMuteTimes = trackComp.getNonMuteTimes (t, crossfadeTime);
 
    return createTrackCompAudioNode (input, TrackCompManager::TrackComp::getMuteTimes (nonMuteTimes),
                                     nonMuteTimes, crossfadeTime);
}
 
 
}} // namespace tracktion { inline namespace engine