aboutsummaryrefslogtreecommitdiffstats
path: root/Game/Code/Classes/UMusic.pas
blob: 9b8cd60634de8baeb67583dc3dbaf928e481c85a (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
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
unit UMusic;

interface

{$IFDEF FPC}
  {$MODE Delphi}
{$ENDIF}

{$I switches.inc}

uses
  Classes;

type
  TNoteType = (ntFreestyle, ntNormal, ntGolden);

  //http://paste.ubuntu-nl.org/51892/

  TMuzyka = record           // (TODO: rename to TMusic/TMelody?)
    Path:   string;
    Start:  integer;        // start of song in ms
    IlNut:  integer;        // (TODO: Il = tone, Nut(a) = Note)
    DlugoscNut:   integer;  // (TODO: Dlugosc = length, Nut(a) = Note)
  end;

  PLine = ^TLine;
  TLine = record              // (TODO: rename to TSentence?)
    Start:      integer;
    StartNote:  integer;
    Lyric:      string;
    LyricWidth: real;
    Koniec:     integer;      // (TODO: rename to End_/Ending?) 
    BaseNote:   integer;
    HighNut:    integer;      // (TODO: rename to HighNote)
    IlNut:      integer;      // (TODO: Il = tone, Nut(a) = Note)
    TotalNotes: integer;
    Nuta:     array of record // (TODO: rename to Note)
      Color:      integer;
      Start:      integer;
      Dlugosc:    integer;    // (TODO: rename to Length)
      Ton:        integer;    // full range tone (TODO: rename to Tone)
      TonGamy:    integer;    // tone unified to one octave (TODO: rename to something meaningful, ToneGamus)
      Tekst:      string;     // (TODO: rename to Text)
      FreeStyle:  boolean;
      Wartosc:    integer;    // normal-note: 1, golden-note: 2 (TODO: wartosc=value, rename to Type_ or Kind?)
    end;
  end;
  ALine = array of TLine; // (TODO: rename to TLineArray)

  // (TCzesci = TSentences)
  TCzesci = record
    Akt:        integer;        // for drawing of current line (Akt = Current)
    High:       integer;
    Ilosc:      integer;        // (TODO: Ilosc = Number/Count)
    Resolution: integer;
    NotesGAP:   integer;
    Wartosc:    integer;        // TODO: rename (wartosc=value)
    Czesc:      ALine;          // TODO: rename to Sentence or Line
  end;

  // (TODO: rename TCzas to something like T(Line/Sentence)Time/TLinePosition/TLineState)
  // (Czas = time)
  TCzas = record              // all that concerns the current frames
    OldBeat:      integer;    // previous discovered beat 
    AktBeat:      integer;    // current beat (TODO: rename)
    MidBeat:      real;       // like AktBeat

    // now we use this for super synchronization!
    // only used when analyzing voice
    OldBeatD:     integer;    // previous discovered beat
    AktBeatD:     integer;    // current beat (TODO: rename)
    MidBeatD:     real;       // like AktBeatD
    FracBeatD:    real;       // fractional part of MidBeatD

    // we use this for audible clicks
    OldBeatC:     integer;    // previous discovered beat
    AktBeatC:     integer;    // current beat (TODO: rename)
    MidBeatC:     real;       // like AktBeatC
    FracBeatC:    real;       // fractional part of MidBeatC


    OldCzesc:     integer;    // previous displayed sentence (Czesc = part (here: sentence/line))

    Teraz:        real;       // (TODO: Teraz = current time)
    Razem:        real;       // (TODO: Razem = total time)
  end;

  
type
  TFFTData  = array[0..255] of Single;

  TPCMStereoSample = array[0..1] of Smallint;
  TPCMData  = array[0..511] of TPCMStereoSample;

type
  TStreamStatus = (ssStopped, ssPlaying, ssPaused, ssBlocked, ssUnknown);
const
  StreamStatusStr:  array[TStreamStatus] of string =
    ('Stopped', 'Playing', 'Paused', 'Blocked', 'Unknown');

type
  TAudioSampleFormat = (
    asfU8, asfS8,         // unsigned/signed  8 bits
    asfU16LSB, asfS16LSB, // unsigned/signed 16 bits (endianness: LSB)
    asfU16MSB, asfS16MSB, // unsigned/signed 16 bits (endianness: MSB)
    asfU16, asfS16,       // unsigned/signed 16 bits (endianness: System)
    asfS24,               // signed 24 bits (endianness: System)
    asfS32,               // signed 32 bits (endianness: System)
    asfFloat              // float
  );

const
  // Size of one sample (one channel only) in bytes
  AudioSampleSize: array[TAudioSampleFormat] of integer = (
    1, 1,     // asfU8, asfS8
    2, 2,     // asfU16LSB, asfS16LSB
    2, 2,     // asfU16MSB, asfS16MSB
    2, 2,     // asfU16,    asfS16
    3,        // asfS24
    4,        // asfS32
    4         // asfFloat
  );

type
  TAudioFormatInfo = class
    public
      Channels    : byte;
      SampleRate  : integer;
      Format      : TAudioSampleFormat;
      FrameSize   : integer; // calculated on construction

      constructor Create(Channels: byte; SampleRate: integer; Format: TAudioSampleFormat);
  end;

type
  TAudioProcessingStream = class
    public
      procedure Close();                    virtual; abstract;
  end;

  TAudioPlaybackStream = class(TAudioProcessingStream)
    protected
      function GetLoop(): boolean;          virtual; abstract;
      procedure SetLoop(Enabled: boolean);  virtual; abstract;
      function GetLength(): real;           virtual; abstract;
      function GetStatus(): TStreamStatus;  virtual; abstract;
      function GetVolume(): integer;        virtual; abstract;
      procedure SetVolume(volume: integer); virtual; abstract;
    public
      procedure Play();                     virtual; abstract;
      procedure Pause();                    virtual; abstract;
      procedure Stop();                     virtual; abstract;

      property Loop: boolean READ GetLoop WRITE SetLoop;
      property Length: real READ GetLength;
      property Status: TStreamStatus READ GetStatus;
      property Volume: integer READ GetVolume WRITE SetVolume;
  end;

  (*
  TAudioMixerStream = class(TAudioProcessingStream)
    procedure AddStream(stream: TAudioProcessingStream);
    procedure RemoveStream(stream: TAudioProcessingStream);
    procedure SetMasterVolume(volume: cardinal);
    function GetMasterVolume(): cardinal;
    procedure SetStreamVolume(stream: TAudioProcessingStream; volume: cardinal);
    function GetStreamVolume(stream: TAudioProcessingStream): cardinal;
  end;
  *)

  TAudioDecodeStream = class(TAudioProcessingStream)
    protected
      function GetLength(): real;           virtual; abstract;
      function GetPosition(): real;         virtual; abstract;
      procedure SetPosition(Time: real);    virtual; abstract;
      function IsEOF(): boolean;            virtual; abstract;
    public
      function ReadData(Buffer: PChar; BufSize: integer): integer; virtual; abstract;
      function GetAudioFormatInfo(): TAudioFormatInfo; virtual; abstract;

      property Length: real READ GetLength;
      property Position: real READ GetPosition WRITE SetPosition;
      property EOF: boolean READ IsEOF;
  end;

type
  IGenericPlayback = Interface
  ['{63A5EBC3-3F4D-4F23-8DFB-B5165FCE33DD}']
      function  GetName: String;

      function  Open(Filename: string): boolean; // true if succeed
      procedure Close;

      procedure Play;
      procedure Pause;
      procedure Stop;

      procedure SetPosition(Time: real);
      function  GetPosition: real;

      property  Position : real READ GetPosition WRITE SetPosition;
  end;

  IVideoPlayback = Interface( IGenericPlayback )
  ['{3574C40C-28AE-4201-B3D1-3D1F0759B131}']
    procedure init();

    procedure GetFrame(Time: Extended); // WANT TO RENAME THESE TO BE MORE GENERIC
    procedure DrawGL(Screen: integer);  // WANT TO RENAME THESE TO BE MORE GENERIC

  end;

  IVideoVisualization = Interface( IVideoPlayback )
  ['{5AC17D60-B34D-478D-B632-EB00D4078017}']
  end;

  IAudioPlayback = Interface( IGenericPlayback )
  ['{E4AE0B40-3C21-4DC5-847C-20A87E0DFB96}']
      function InitializePlayback: boolean;
      procedure SetVolume(Volume: integer);
      procedure SetMusicVolume(Volume: integer);
      procedure SetLoop(Enabled: boolean);

      procedure Rewind;
      function  Finished: boolean;
      function  Length: real;

      // Sounds
      function OpenSound(const Filename: String): TAudioPlaybackStream;
      procedure PlaySound(stream: TAudioPlaybackStream);
      procedure StopSound(stream: TAudioPlaybackStream);

      // Equalizer
      procedure GetFFTData(var data: TFFTData);

      // Interface for Visualizer
      function GetPCMData(var data: TPCMData): Cardinal;
  end;

  IGenericDecoder = Interface
  ['{557B0E9A-604D-47E4-B826-13769F3E10B7}']
      function InitializeDecoder(): boolean;
      //function IsSupported(const Filename: string): boolean;
  end;

  (*
  IVideoDecoder = Interface( IGenericDecoder )
  ['{2F184B2B-FE69-44D5-9031-0A2462391DCA}']
      function Open(const Filename: string): TVideoDecodeStream;
  end;
  *)

  IAudioDecoder = Interface( IGenericDecoder )
  ['{AB47B1B6-2AA9-4410-BF8C-EC79561B5478}']
      function Open(const Filename: string): TAudioDecodeStream;
  end;

  IAudioInput = Interface
  ['{A5C8DA92-2A0C-4AB2-849B-2F7448C6003A}']
      function  GetName: String;
      function InitializeRecord: boolean;

      procedure CaptureStart;
      procedure CaptureStop;
  end;

type
  TSoundLibrary = class
    public
      Start:   TAudioPlaybackStream;
      Back:    TAudioPlaybackStream;
      Swoosh:  TAudioPlaybackStream;
      Change:  TAudioPlaybackStream;
      Option:  TAudioPlaybackStream;
      Click:   TAudioPlaybackStream;
      Drum:    TAudioPlaybackStream;
      Hihat:   TAudioPlaybackStream;
      Clap:    TAudioPlaybackStream;
      Shuffle: TAudioPlaybackStream;

      constructor Create();
      destructor Destroy(); override;
  end;

var // TODO : JB --- THESE SHOULD NOT BE GLOBAL
  // music
  Muzyka:   TMuzyka; // TODO: rename

  // czesci z nutami;
  Czesci:   array of TCzesci;  // TODO: rename to Sentences/Lines

  // czas
  Czas:     TCzas;             // TODO: rename

  SoundLib: TSoundLibrary;


procedure InitializeSound;

function  Visualization(): IVideoPlayback;
function  VideoPlayback(): IVideoPlayback;
function  AudioPlayback(): IAudioPlayback;
function  AudioInput(): IAudioInput;
function  AudioDecoder(): IAudioDecoder;

function  AudioManager: TInterfaceList;


implementation

uses
  sysutils,
  UMain,
  UCommandLine;
//  uLog;

var
  singleton_VideoPlayback : IVideoPlayback  = nil;
  singleton_Visualization : IVideoPlayback  = nil;
  singleton_AudioPlayback : IAudioPlayback  = nil;
  singleton_AudioInput    : IAudioInput     = nil;
  singleton_AudioDecoder  : IAudioDecoder   = nil;

  singleton_AudioManager  : TInterfaceList  = nil;


constructor TAudioFormatInfo.Create(Channels: byte; SampleRate: integer; Format: TAudioSampleFormat);
begin
  Self.Channels := Channels;
  Self.SampleRate := SampleRate;
  Self.Format := Format;
  Self.FrameSize := AudioSampleSize[Format] * Channels;
end;

function AudioManager: TInterfaceList;
begin
  if singleton_AudioManager = nil then
    singleton_AudioManager := TInterfaceList.Create();
  
  Result := singleton_AudioManager;
end; //CompressionPluginManager


function  VideoPlayback(): IVideoPlayback;
begin
  result := singleton_VideoPlayback;
end;

function  Visualization(): IVideoPlayback;
begin
  result := singleton_Visualization;
end;

function AudioPlayback(): IAudioPlayback;
begin
  result := singleton_AudioPlayback;
end;

function AudioInput(): IAudioInput;
begin
  result := singleton_AudioInput;
end;

function AudioDecoder(): IAudioDecoder;
begin
  result := singleton_AudioDecoder;
end;

procedure AssignSingletonObjects(); 
var
  lTmpInterface : IInterface;
  iCount        : Integer;
begin
  lTmpInterface := nil;
  


  for iCount := 0 to AudioManager.Count - 1 do
  begin
    if assigned( AudioManager[iCount] ) then
    begin
      // if this interface is a Playback, then set it as the default used

      if ( AudioManager[iCount].QueryInterface( IAudioPlayback, lTmpInterface ) = 0 ) AND
         ( true ) then //not assigned( singleton_AudioPlayback ) ) then
      begin
        singleton_AudioPlayback := IAudioPlayback( lTmpInterface );
      end;

      // if this interface is a Input, then set it as the default used
      if ( AudioManager[iCount].QueryInterface( IAudioInput, lTmpInterface )    = 0 ) AND
         ( true ) then //not assigned( singleton_AudioInput ) ) then
      begin
        singleton_AudioInput := IAudioInput( lTmpInterface );
      end;

      // if this interface is a Decoder, then set it as the default used
      if ( AudioManager[iCount].QueryInterface( IAudioDecoder, lTmpInterface )    = 0 ) AND
         ( true ) then //not assigned( singleton_AudioDecoder ) ) then
      begin
        singleton_AudioDecoder := IAudioDecoder( lTmpInterface );
      end;

      // if this interface is a Input, then set it as the default used
      if ( AudioManager[iCount].QueryInterface( IVideoPlayback, lTmpInterface ) = 0 ) AND
         ( true ) then //not assigned( singleton_VideoPlayback ) ) then
      begin
        singleton_VideoPlayback := IVideoPlayback( lTmpInterface );
      end;

      if ( AudioManager[iCount].QueryInterface( IVideoVisualization, lTmpInterface ) = 0 ) AND
         ( true ) then //not assigned( singleton_Visualization ) ) then
      begin
        singleton_Visualization := IVideoPlayback( lTmpInterface );
      end;

    end;
  end;

end;

procedure InitializeSound;
begin
  singleton_AudioPlayback := nil;
  singleton_AudioInput    := nil;
  singleton_AudioDecoder  := nil;
  singleton_VideoPlayback := nil;
  singleton_Visualization := nil;

  AssignSingletonObjects();

  if VideoPlayback <> nil then
  begin
  end;

  if AudioDecoder <> nil then
  begin
    while not AudioDecoder.InitializeDecoder do
    begin
      //writeln('Initialize failed, Removing - '+ AudioDecoder.GetName  );
      AudioManager.remove( AudioDecoder ); 
      singleton_AudioDecoder  := nil;
      AssignSingletonObjects();
    end;
  end;

  if AudioPlayback <> nil then
  begin
    while not AudioPlayback.InitializePlayback do
    begin
      writeln('Initialize failed, Removing - '+ AudioPlayback.GetName  );
      AudioManager.remove( AudioPlayback ); 
      singleton_AudioPlayback := nil;
      AssignSingletonObjects();
    end;
  end;

  if AudioInput <> nil then
  begin
    while not AudioInput.InitializeRecord do
    begin
      writeln('Initialize failed, Removing - '+ AudioInput.GetName  );
      AudioManager.remove( AudioInput ); 
      singleton_AudioInput    := nil;
      AssignSingletonObjects();
    end;    
  end;

  // Load in-game sounds
  SoundLib := TSoundLibrary.Create;

  if FindCmdLineSwitch( cMediaInterfaces ) then
  begin
    writeln( '' );
    writeln( '--------------------------------------------------------------' );
    writeln( '  In-use Media Interfaces                                     ' );
    writeln( '--------------------------------------------------------------' );
    writeln( 'Registered Audio Playback Interface : ' + AudioPlayback.GetName );
    writeln( 'Registered Audio Input    Interface : ' + AudioInput.GetName    );
    writeln( 'Registered Video Playback Interface : ' + VideoPlayback.GetName );
    writeln( 'Registered Visualization  Interface : ' + Visualization.GetName );
    writeln( '--------------------------------------------------------------' );
    writeln( '' );

    halt;
  end;
end;

constructor TSoundLibrary.Create();
begin
  //Log.LogStatus('Loading Sounds', 'Music Initialize');

  //Log.BenchmarkStart(4);

  Start   := AudioPlayback.OpenSound(SoundPath + 'Common start.mp3');
  Back    := AudioPlayback.OpenSound(SoundPath + 'Common back.mp3');
  Swoosh  := AudioPlayback.OpenSound(SoundPath + 'menu swoosh.mp3');
  Change  := AudioPlayback.OpenSound(SoundPath + 'select music change music 50.mp3');
  Option  := AudioPlayback.OpenSound(SoundPath + 'option change col.mp3');
  Click   := AudioPlayback.OpenSound(SoundPath + 'rimshot022b.mp3');

  //Drum    := AudioPlayback.OpenSound(SoundPath + 'bassdrumhard076b.mp3');
  //Hihat   := AudioPlayback.OpenSound(SoundPath + 'hihatclosed068b.mp3');
  //Clap    := AudioPlayback.OpenSound(SoundPath + 'claps050b.mp3');

  //Shuffle := AudioPlayback.OpenSound(SoundPath + 'Shuffle.mp3');

  //Log.BenchmarkEnd(4);
  //Log.LogBenchmark('--> Loading Sounds', 4);
end;

destructor TSoundLibrary.Destroy();
begin
  Start.Free;
  Back.Free;
  Swoosh.Free;
  Change.Free;
  Option.Free;
  Click.Free;

  //Drum.Free;
  //Hihat.Free;
  //Clap.Free;

  //Shuffle.Free;
end;


initialization
begin
  singleton_AudioManager := TInterfaceList.Create();
  
end;

finalization
  singleton_AudioManager.clear;
  FreeAndNil( singleton_AudioManager );

end.