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Support .MID audio limited #931

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ema
2024-12-19 03:35:55 +08:00
parent 2999bd201e
commit 51a7fe0c7b
3 changed files with 203 additions and 0 deletions
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183
QuickLook.Plugin/QuickLook.Plugin.VideoViewer/AudioTrack/MidiPlayer.cs Normal file
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@@ -0,0 +1,183 @@
using Melanchall.DryWetMidi.Core;
using Melanchall.DryWetMidi.Interaction;
using Melanchall.DryWetMidi.Multimedia;
using QuickLook.Common.Helpers;
using QuickLook.Common.Plugin;
using System;
using System.Globalization;
using System.IO;
using System.Reflection;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
namespace QuickLook.Plugin.VideoViewer.AudioTrack;
internal class MidiPlayer : IDisposable
{
private ViewerPanel _vp;
private ContextObject _context;
private MidiFile _midiFile;
private OutputDevice _outputDevice;
private Playback _playback;
private TimeSpan _duration;
private MethodInfo _setShouldLoop; // _vp.set_ShouldLoop()
public MidiPlayer(ViewerPanel panle, ContextObject context)
{
_vp = panle;
_context = context;
}
public void Dispose()
{
_vp = null;
_context = null;
_outputDevice?.Dispose();
_playback?.Stop();
_playback?.Dispose();
}
public void LoadAndPlay(string path, MediaInfo.MediaInfo info)
{
_midiFile = MidiFile.Read(path);
_vp.metaTitle.Text = Path.GetFileName(path);
_vp.metaArtists.Text = _midiFile.OriginalFormat.ToString();
_vp.metaAlbum.Text = _midiFile.TimeDivision.ToString();
_outputDevice = OutputDevice.GetByName("Microsoft GS Wavetable Synth");
_playback = _midiFile.GetPlayback(_outputDevice);
if (_playback.GetDuration(TimeSpanType.Metric) is MetricTimeSpan metricTimeSpan)
{
_duration = TimeSpan.FromMilliseconds(metricTimeSpan.TotalMilliseconds);
var durationString = new TimeTickToShortStringConverter().Convert(_duration.Ticks, typeof(string), null, CultureInfo.InvariantCulture).ToString();
if (_vp.buttonTime.Content is TextBlock timeText)
{
timeText.Text = "00:00";
_vp.metaLength.Text = durationString;
_vp.sliderProgress.Maximum = _duration.Ticks; // Unbinding
_vp.sliderProgress.Value = 0L; // Unbinding
}
}
_vp.buttonPlayPause.Click += (_, _) =>
{
if (_playback.IsRunning)
{
_playback.Stop();
_vp.buttonPlayPause.Content = "\xE768";
}
else
{
_playback.Start();
_vp.buttonPlayPause.Content = "\xE769";
}
};
if (_vp.GetType().GetProperty("ShouldLoop", BindingFlags.Instance | BindingFlags.Public) is PropertyInfo propertyShouldLoop)
{
_setShouldLoop = propertyShouldLoop.GetSetMethod(nonPublic: true);
_setShouldLoop.Invoke(_vp, [SettingHelper.Get("ShouldLoop", false, "QuickLook.Plugin.VideoViewer")]);
}
_vp.buttonLoop.Click += (_, _) =>
{
_setShouldLoop.Invoke(_vp, [!_vp.ShouldLoop]);
_playback.Loop = _vp.ShouldLoop;
};
//_vp.sliderProgress.ValueChanged += (_, _) =>
//{
// if (!_isValueHandling)
// {
// _playback?.Stop();
// double seekPercent = _vp.sliderProgress.Value / _duration.Ticks;
// long moveTime = (long)(_duration.Ticks * seekPercent);
// TimeSpan timeSpan = TimeSpan.FromTicks(moveTime);
// _playback?.MoveToTime(new MetricTimeSpan(timeSpan));
// _playback.Start();
// }
//};
_vp.sliderProgress.PreviewMouseDown += (_, e) =>
{
_playback?.Stop();
Point mousePosition = e.GetPosition(_vp.sliderProgress);
double newValue = mousePosition.X / _vp.sliderProgress.ActualWidth * (_vp.sliderProgress.Maximum - _vp.sliderProgress.Minimum) + _vp.sliderProgress.Minimum;
double seekPercent = newValue / _duration.Ticks;
long moveTime = (long)(_duration.Ticks * seekPercent);
TimeSpan timeSpan = TimeSpan.FromTicks(moveTime);
_playback?.MoveToTime(new MetricTimeSpan(timeSpan));
_playback.Start();
};
_vp.sliderProgress.IsSelectionRangeEnabled = false;
_vp.sliderProgress.PreviewMouseUp += (_, _) =>
{
//_playback.Start();
};
// Disable unsupported functionality
{
_vp.buttonMute.IsEnabled = false;
_vp.buttonMute.Opacity = 0.5d;
}
_playback.Loop = _vp.ShouldLoop;
_playback.EventPlayed += (_, _) =>
{
_vp?.Dispatcher.Invoke(() =>
{
if ((string)_vp?.buttonTime?.Tag == "Time")
{
if (_playback?.GetCurrentTime(TimeSpanType.Metric) is MetricTimeSpan metricTimeSpan)
{
var current = TimeSpan.FromMilliseconds(metricTimeSpan.TotalMilliseconds);
var currentString = new TimeTickToShortStringConverter().Convert(current.Ticks, typeof(string), null, CultureInfo.InvariantCulture).ToString();
_vp.sliderProgress.Value = current.Ticks;
if (_vp?.buttonTime?.Content is TextBlock timeText)
{
timeText.Text = currentString;
}
}
}
else if ((string)_vp?.buttonTime?.Tag == "Length")
{
if (_playback?.GetCurrentTime(TimeSpanType.Metric) is MetricTimeSpan metricTimeSpan)
{
var current = TimeSpan.FromMilliseconds(metricTimeSpan.TotalMilliseconds);
var subtractString = new TimeTickToShortStringConverter().Convert(_duration.Ticks - current.Ticks, typeof(string), null, CultureInfo.InvariantCulture).ToString();
_vp.sliderProgress.Value = current.Ticks;
if (_vp?.buttonTime?.Content is TextBlock timeText)
{
timeText.Text = subtractString;
}
}
}
});
};
_playback.Finished += (_, _) =>
{
if (!_playback.Loop)
{
_playback.MoveToStart();
_vp.Dispatcher.Invoke(() =>
{
_vp.buttonPlayPause.Content = "\xE768";
});
}
};
_ = Task.Run(() => _playback?.Play());
_vp.buttonPlayPause.Content = "\xE769";
_context.IsBusy = false;
}
}

1
QuickLook.Plugin/QuickLook.Plugin.VideoViewer/QuickLook.Plugin.VideoViewer.csproj
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@@ -45,6 +45,7 @@
<HintPath>Mediakit\Assemblies\DirectShowLib-2005.dll</HintPath>
</Reference>
<PackageReference Include="UTF.Unknown" Version="2.5.1" />
<PackageReference Include="Melanchall.DryWetMidi" Version="7.2.0" />
</ItemGroup>
<ItemGroup>

19
QuickLook.Plugin/QuickLook.Plugin.VideoViewer/ViewerPanel.xaml.cs
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@@ -19,6 +19,7 @@ using MediaInfo;
using QuickLook.Common.Annotations;
using QuickLook.Common.Helpers;
using QuickLook.Common.Plugin;
using QuickLook.Plugin.VideoViewer.AudioTrack;
using QuickLook.Plugin.VideoViewer.Extensions;
using QuickLook.Plugin.VideoViewer.LyricTrack;
using System;
@@ -51,6 +52,7 @@ public partial class ViewerPanel : UserControl, IDisposable, INotifyPropertyChan
private BitmapSource _coverArt;
private DispatcherTimer _lyricTimer;
private LrcLine[] _lyricLines;
private MidiPlayer _midiPlayer;
private bool _hasVideo;
private bool _isPlaying;
@@ -173,6 +175,8 @@ public partial class ViewerPanel : UserControl, IDisposable, INotifyPropertyChan
_lyricTimer?.Stop();
_lyricTimer = null;
_lyricLines = null;
_midiPlayer?.Dispose();
_midiPlayer = null;
}
public event PropertyChangedEventHandler PropertyChanged;
@@ -380,6 +384,21 @@ public partial class ViewerPanel : UserControl, IDisposable, INotifyPropertyChan
public void LoadAndPlay(string path, MediaInfo.MediaInfo info)
{
if (!HasVideo)
{
if (info != null)
{
string audioCodec = info.Get(StreamKind.Audio, 0, "Format");
if (audioCodec == "MIDI")
{
_midiPlayer = new MidiPlayer(this, _context);
_midiPlayer.LoadAndPlay(path, info);
return;
}
}
}
UpdateMeta(path, info);
// detect rotation