Extract VM audio opcode handler
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gamer147
@@ -22,7 +22,7 @@ public readonly record struct SharedProfileShutdownFlushResult(
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SharedProfileShutdownFlushOutcome Outcome,
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string? Error = null);
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public sealed class VirtualMachine
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public sealed partial class VirtualMachine
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{
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private const long NoJump = 0xFFFFFFFF;
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private const int HALT = int.MinValue;
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@@ -42,7 +42,6 @@ public sealed class VirtualMachine
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private readonly Encoding _nativeStringEncoding;
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private readonly IScriptProvider? _provider;
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private readonly SharedProfile _sharedProfile;
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private readonly AudioMixerSettings _audioMixerSettings;
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private readonly DiagnosticOutputState _diagnosticOutput;
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private readonly INativeDatStore? _nativeDatStore;
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private static readonly bool _diagSetTexture = System.Environment.GetEnvironmentVariable("AGE_DIAG_SETTEX") == "1";
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@@ -58,9 +57,6 @@ public sealed class VirtualMachine
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private NativeNumberedSaveState? _loadedNumberedState;
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private NativeNumberedSaveState? _retainedNativeNumberedState;
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private int _restoreFrameIndex = -1;
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private long _currentBgmTrackId;
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private readonly long[] _loadedSoundEffectResourceIds =
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new long[NativeNumberedSaveState.SoundEffectChannelCount];
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private uint _accumulatedPlaySeconds;
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private readonly long _sessionStartTimestamp;
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private ExecFrame? _debugActiveFrame;
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@@ -822,16 +818,6 @@ public sealed class VirtualMachine
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_intStacks[i] = new Stack<int>(0x100);
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}
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private void RestartBgm(long requestedTrackId, int startMode)
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{
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if (requestedTrackId != 0)
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_currentBgmTrackId = requestedTrackId;
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if (_currentBgmTrackId == 0)
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_host.StopBgm();
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else
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_host.RestartBgm(_currentBgmTrackId, startMode);
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}
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private FrameOutcome RunFrame(ExecFrame frame, FrameCause cause, long callId = 0)
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{
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@@ -1218,7 +1204,8 @@ public sealed class VirtualMachine
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{
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int op = ins.Opcode;
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var a = ins.Args;
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switch (_t.Label(op))
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string label = _t.Label(op);
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switch (label)
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{
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case "script-entry":
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Gfx.ClearSurfaceReloadPolicies(); return pc + 1;
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@@ -2555,118 +2542,26 @@ public sealed class VirtualMachine
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Gfx.ReleaseSurfaceRange(42, 1000 - 42);
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_host.ReleaseSurfaceRange(42, 1000 - 42); return pc + 1;
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case "play-bgm":
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{
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long requestedTrackId = Read(a[0]);
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// Native scripts freely reassert the stage BGM after FIELD action/event cleanup.
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// The music facade retains the current track id, so an identical request keeps the
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// existing stream position instead of reopening the OGG from the beginning.
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if (requestedTrackId != _currentBgmTrackId)
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{
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_currentBgmTrackId = requestedTrackId;
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_host.PlayBgm(_currentBgmTrackId);
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}
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return pc + 1;
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}
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case "restart-bgm-loop": // 0xb7: force start, including current-track/zero alias
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RestartBgm(Read(a[0]), 1);
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return pc + 1;
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case "stop-bgm": // 0xb8: release source and clear retained track
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_currentBgmTrackId = 0;
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_host.StopBgm();
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return pc + 1;
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case "restart-bgm-once": // 0xb9: force start without decoder rewind at EOF
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RestartBgm(Read(a[0]), 0);
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return pc + 1;
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case "restart-bgm-loop":
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case "stop-bgm":
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case "restart-bgm-once":
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case "get-current-bgm-track":
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Write(a[0], _currentBgmTrackId);
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return pc + 1;
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case "play-voice":
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_autoVoicePending = true;
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TextHistory.AppendVoice(Read(a[0]), 0, _advTextStyle);
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_host.PlayVoice(Read(a[0]), 0); return pc + 1;
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case "play-history-voice": // 0x1bd: native voice start/history argument is one
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case "play-history-voice":
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case "u0041D910":
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_autoVoicePending = true;
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TextHistory.AppendVoice(Read(a[0]), 1, _advTextStyle);
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_host.PlayVoice(Read(a[0]), 1); return pc + 1;
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case "set-voice-bgm-duck-control": // 0x1cf: bit 0 suppresses automatic voice ducking
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_host.SetVoiceBgmDuckControl(Read(a[0])); return pc + 1;
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case "schedule-voice-playback": // 0x2c0: replace the pending delayed combat voice request
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_host.ScheduleVoicePlayback(Read(a[0]), (int)Read(a[1]), Read(a[2])); return pc + 1;
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case "play-sound-effect": // 0xb4 / semantics: sfx-load
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{
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long resourceId = Read(a[0]);
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int channel = (int)Read(a[1]);
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if ((uint)channel < (uint)_loadedSoundEffectResourceIds.Length)
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_loadedSoundEffectResourceIds[channel] = resourceId;
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_host.LoadSoundEffect(resourceId, channel);
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return pc + 1;
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}
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case "u0041D050": // 0xb5 / semantics: sfx-start-once
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_host.StartSoundEffect((int)Read(a[0]), 0); return pc + 1;
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case "sfx-start-loop": // 0xba / same worker, logical decoder rewind at EOF
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_host.StartSoundEffect((int)Read(a[0]), 1); return pc + 1;
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case "u0041D080": // 0xb6 / semantics: sfx-release
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{
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int channel = (int)Read(a[0]);
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if ((uint)channel < (uint)_loadedSoundEffectResourceIds.Length)
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_loadedSoundEffectResourceIds[channel] = 0;
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_host.ReleaseSoundEffect(channel);
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return pc + 1;
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}
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case "schedule-sfx-start": // 0x2bf / native SetDelay(channel, start mode, delay ms)
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_host.ScheduleSoundEffectStart((int)Read(a[0]), (int)Read(a[1]), Read(a[2])); return pc + 1;
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case "u0041D2B0": // 0xc2 / semantics: fade-bgm
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{
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int targetPercent = (int)Read(a[0]);
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_host.FadeBgm(targetPercent, Read(a[1]));
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if (targetPercent == 0)
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{
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_currentBgmTrackId = 0;
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_host.StopBgm();
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}
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return pc + 1;
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}
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case "get-audio-volume": // 0xc5 (category)(out basis points)
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{
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int category = unchecked((int)Read(a[0]));
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if (_audioMixerSettings.TryGetVolume(category, out int basisPoints))
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Write(a[1], basisPoints);
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else
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_host.ReportWarning($"audio volume category out of range: {category}");
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return pc + 1;
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}
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case "set-audio-volume": // 0xc6 (category)(basis points)
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{
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int category = unchecked((int)Read(a[0]));
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long basisPoints = Read(a[1]);
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if (_audioMixerSettings.TrySetVolume(category, basisPoints))
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_host.ApplyAudioVolume(category, checked((int)basisPoints));
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else
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_host.ReportWarning($"audio volume category out of range: {category}");
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return pc + 1;
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}
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case "get-audio-route-enabled": // 0xc7 (category)(out boolean)
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{
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int category = unchecked((int)Read(a[0]));
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if (_audioMixerSettings.TryGetRouteEnabled(category, out bool enabled))
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Write(a[1], enabled ? 1 : 0);
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else
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_host.ReportWarning($"audio route category out of range: {category}");
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return pc + 1;
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}
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case "set-audio-route-enabled": // 0x1ba (category)(enabled)
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{
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int category = unchecked((int)Read(a[0]));
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bool enabled = Read(a[1]) != 0;
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if (_audioMixerSettings.TrySetRouteEnabled(category, enabled, out bool changed))
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{
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if (changed) _host.ApplyAudioRouteEnabled(category, enabled);
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}
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else
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_host.ReportWarning($"audio route category out of range: {category}");
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return pc + 1;
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}
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case "set-voice-bgm-duck-control":
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case "schedule-voice-playback":
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case "play-sound-effect":
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case "u0041D050":
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case "sfx-start-loop":
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case "u0041D080":
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case "schedule-sfx-start":
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case "u0041D2B0":
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case "get-audio-volume":
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case "set-audio-volume":
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case "get-audio-route-enabled":
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case "set-audio-route-enabled":
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return StepAudio(label, a, pc);
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case "u00415880": // 0xd9 / semantics: clear-run-state-0x1000
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return pc + 1;
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case "get-initial-root-run": // 0x130 (out)
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