aboutsummaryrefslogtreecommitdiffstats
path: root/unicode/src/media/UMedia_dummy.pas
blob: 7558dd0b91dbc6bf47fc611446f286c38390026d (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
{* UltraStar Deluxe - Karaoke Game
 *
 * UltraStar Deluxe is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; see the file COPYING. If not, write to
 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301, USA.
 *
 * $URL$
 * $Id$
 *}

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.