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-rw-r--r--src/classes0/UMedia_dummy.pas243
1 files changed, 243 insertions, 0 deletions
diff --git a/src/classes0/UMedia_dummy.pas b/src/classes0/UMedia_dummy.pas
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+unit UMedia_dummy;
+
+interface
+
+{$IFDEF FPC}
+ {$MODE Delphi}
+{$ENDIF}
+
+{$I switches.inc}
+
+implementation
+
+uses
+ SysUtils,
+ math,
+ UMusic;
+
+type
+ TMedia_dummy = class( TInterfacedObject, IVideoPlayback, IVideoVisualization, IAudioPlayback, IAudioInput )
+ private
+ DummyOutputDeviceList: TAudioOutputDeviceList;
+ public
+ constructor Create();
+ function GetName: string;
+
+ function Init(): boolean;
+ function Finalize(): boolean;
+
+ function Open(const aFileName : string): boolean; // true if succeed
+ procedure Close;
+
+ procedure Play;
+ procedure Pause;
+ procedure Stop;
+
+ procedure SetPosition(Time: real);
+ function GetPosition: real;
+
+ procedure SetSyncSource(SyncSource: TSyncSource);
+
+ procedure GetFrame(Time: Extended);
+ procedure DrawGL(Screen: integer);
+
+ // IAudioInput
+ function InitializeRecord: boolean;
+ function FinalizeRecord: boolean;
+ procedure CaptureStart;
+ procedure CaptureStop;
+ procedure GetFFTData(var data: TFFTData);
+ function GetPCMData(var data: TPCMData): Cardinal;
+
+ // IAudioPlayback
+ function InitializePlayback: boolean;
+ function FinalizePlayback: boolean;
+
+ function GetOutputDeviceList(): TAudioOutputDeviceList;
+ procedure FadeIn(Time: real; TargetVolume: single);
+ procedure SetAppVolume(Volume: single);
+ procedure SetVolume(Volume: single);
+ procedure SetLoop(Enabled: boolean);
+ procedure Rewind;
+
+ function Finished: boolean;
+ function Length: real;
+
+ function OpenSound(const Filename: string): TAudioPlaybackStream;
+ procedure CloseSound(var PlaybackStream: TAudioPlaybackStream);
+ procedure PlaySound(stream: TAudioPlaybackStream);
+ procedure StopSound(stream: TAudioPlaybackStream);
+
+ function CreateVoiceStream(Channel: integer; FormatInfo: TAudioFormatInfo): TAudioVoiceStream;
+ procedure CloseVoiceStream(var VoiceStream: TAudioVoiceStream);
+ end;
+
+function TMedia_dummy.GetName: string;
+begin
+ Result := 'dummy';
+end;
+
+procedure TMedia_dummy.GetFrame(Time: Extended);
+begin
+end;
+
+procedure TMedia_dummy.DrawGL(Screen: integer);
+begin
+end;
+
+constructor TMedia_dummy.Create();
+begin
+ inherited;
+end;
+
+function TMedia_dummy.Init(): boolean;
+begin
+ Result := true;
+end;
+
+function TMedia_dummy.Finalize(): boolean;
+begin
+ Result := true;
+end;
+
+function TMedia_dummy.Open(const aFileName : string): boolean; // true if succeed
+begin
+ Result := false;
+end;
+
+procedure TMedia_dummy.Close;
+begin
+end;
+
+procedure TMedia_dummy.Play;
+begin
+end;
+
+procedure TMedia_dummy.Pause;
+begin
+end;
+
+procedure TMedia_dummy.Stop;
+begin
+end;
+
+procedure TMedia_dummy.SetPosition(Time: real);
+begin
+end;
+
+function TMedia_dummy.GetPosition: real;
+begin
+ Result := 0;
+end;
+
+procedure TMedia_dummy.SetSyncSource(SyncSource: TSyncSource);
+begin
+end;
+
+// IAudioInput
+function TMedia_dummy.InitializeRecord: boolean;
+begin
+ Result := true;
+end;
+
+function TMedia_dummy.FinalizeRecord: boolean;
+begin
+ Result := true;
+end;
+
+procedure TMedia_dummy.CaptureStart;
+begin
+end;
+
+procedure TMedia_dummy.CaptureStop;
+begin
+end;
+
+procedure TMedia_dummy.GetFFTData(var data: TFFTData);
+begin
+end;
+
+function TMedia_dummy.GetPCMData(var data: TPCMData): Cardinal;
+begin
+ Result := 0;
+end;
+
+// IAudioPlayback
+function TMedia_dummy.InitializePlayback: boolean;
+begin
+ SetLength(DummyOutputDeviceList, 1);
+ DummyOutputDeviceList[0] := TAudioOutputDevice.Create();
+ DummyOutputDeviceList[0].Name := '[Dummy Device]';
+ Result := true;
+end;
+
+function TMedia_dummy.FinalizePlayback: boolean;
+begin
+ Result := true;
+end;
+
+function TMedia_dummy.GetOutputDeviceList(): TAudioOutputDeviceList;
+begin
+ Result := DummyOutputDeviceList;
+end;
+
+procedure TMedia_dummy.SetAppVolume(Volume: single);
+begin
+end;
+
+procedure TMedia_dummy.SetVolume(Volume: single);
+begin
+end;
+
+procedure TMedia_dummy.SetLoop(Enabled: boolean);
+begin
+end;
+
+procedure TMedia_dummy.FadeIn(Time: real; TargetVolume: single);
+begin
+end;
+
+procedure TMedia_dummy.Rewind;
+begin
+end;
+
+function TMedia_dummy.Finished: boolean;
+begin
+ Result := false;
+end;
+
+function TMedia_dummy.Length: real;
+begin
+ Result := 60;
+end;
+
+function TMedia_dummy.OpenSound(const Filename: string): TAudioPlaybackStream;
+begin
+ Result := nil;
+end;
+
+procedure TMedia_dummy.CloseSound(var PlaybackStream: TAudioPlaybackStream);
+begin
+end;
+
+procedure TMedia_dummy.PlaySound(stream: TAudioPlaybackStream);
+begin
+end;
+
+procedure TMedia_dummy.StopSound(stream: TAudioPlaybackStream);
+begin
+end;
+
+function TMedia_dummy.CreateVoiceStream(Channel: integer; FormatInfo: TAudioFormatInfo): TAudioVoiceStream;
+begin
+ Result := nil;
+end;
+
+procedure TMedia_dummy.CloseVoiceStream(var VoiceStream: TAudioVoiceStream);
+begin
+end;
+
+initialization
+ MediaManager.Add(TMedia_dummy.Create);
+
+end.