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Merge pull request #6344 from smoogipoo/fix-track-leak

Fix memory leaks due to audio track recycle order
This commit is contained in:
Dean Herbert 2019-10-02 22:43:47 +08:00 committed by GitHub
commit 8d6a177a6b
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3 changed files with 15 additions and 64 deletions

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@ -1,42 +0,0 @@
// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
// See the LICENCE file in the repository root for full licence text.
using System.Diagnostics;
using osu.Framework.Bindables;
namespace osu.Game.Beatmaps
{
/// <summary>
/// A <see cref="Bindable{T}"/> for the <see cref="OsuGame"/> beatmap.
/// This should be used sparingly in-favour of <see cref="IBindable{WorkingBeatmap}"/>.
/// </summary>
public abstract class BindableBeatmap : NonNullableBindable<WorkingBeatmap>
{
private WorkingBeatmap lastBeatmap;
protected BindableBeatmap(WorkingBeatmap defaultValue)
: base(defaultValue)
{
BindValueChanged(b => updateAudioTrack(b.NewValue), true);
}
private void updateAudioTrack(WorkingBeatmap beatmap)
{
var trackLoaded = lastBeatmap?.TrackLoaded ?? false;
// compare to last beatmap as sometimes the two may share a track representation (optimisation, see WorkingBeatmap.TransferTo)
if (!trackLoaded || lastBeatmap?.Track != beatmap.Track)
{
if (trackLoaded)
{
Debug.Assert(lastBeatmap != null);
Debug.Assert(lastBeatmap.Track != null);
lastBeatmap.RecycleTrack();
}
}
lastBeatmap = beatmap;
}
}
}

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@ -202,7 +202,13 @@ namespace osu.Game
// this adds a global reduction of track volume for the time being.
Audio.Tracks.AddAdjustment(AdjustableProperty.Volume, new BindableDouble(0.8));
beatmap = new OsuBindableBeatmap(defaultBeatmap);
beatmap = new NonNullableBindable<WorkingBeatmap>(defaultBeatmap);
beatmap.BindValueChanged(b => ScheduleAfterChildren(() =>
{
// compare to last beatmap as sometimes the two may share a track representation (optimisation, see WorkingBeatmap.TransferTo)
if (b.OldValue?.TrackLoaded == true && b.OldValue?.Track != b.NewValue?.Track)
b.OldValue.RecycleTrack();
}));
dependencies.CacheAs<IBindable<WorkingBeatmap>>(beatmap);
dependencies.CacheAs(beatmap);
@ -292,14 +298,6 @@ namespace osu.Game
public string[] HandledExtensions => fileImporters.SelectMany(i => i.HandledExtensions).ToArray();
private class OsuBindableBeatmap : BindableBeatmap
{
public OsuBindableBeatmap(WorkingBeatmap defaultValue)
: base(defaultValue)
{
}
}
private class OsuUserInputManager : UserInputManager
{
protected override MouseButtonEventManager CreateButtonManagerFor(MouseButton button)

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@ -28,9 +28,9 @@ namespace osu.Game.Tests.Visual
{
[Cached(typeof(Bindable<WorkingBeatmap>))]
[Cached(typeof(IBindable<WorkingBeatmap>))]
private OsuTestBeatmap beatmap;
private NonNullableBindable<WorkingBeatmap> beatmap;
protected BindableBeatmap Beatmap => beatmap;
protected Bindable<WorkingBeatmap> Beatmap => beatmap;
[Cached]
[Cached(typeof(IBindable<RulesetInfo>))]
@ -73,10 +73,13 @@ namespace osu.Game.Tests.Visual
// This is the earliest we can get OsuGameBase, which is used by the dummy working beatmap to find textures
var working = new DummyWorkingBeatmap(parent.Get<AudioManager>(), parent.Get<TextureStore>());
beatmap = new OsuTestBeatmap(working)
beatmap = new NonNullableBindable<WorkingBeatmap>(working) { Default = working };
beatmap.BindValueChanged(b => ScheduleAfterChildren(() =>
{
Default = working
};
// compare to last beatmap as sometimes the two may share a track representation (optimisation, see WorkingBeatmap.TransferTo)
if (b.OldValue?.TrackLoaded == true && b.OldValue?.Track != b.NewValue?.Track)
b.OldValue.RecycleTrack();
}));
Dependencies = new DependencyContainer(base.CreateChildDependencies(parent));
@ -317,13 +320,5 @@ namespace osu.Game.Tests.Visual
public void RunTestBlocking(TestScene test) => runner.RunTestBlocking(test);
}
private class OsuTestBeatmap : BindableBeatmap
{
public OsuTestBeatmap(WorkingBeatmap defaultValue)
: base(defaultValue)
{
}
}
}
}