-
Notifications
You must be signed in to change notification settings - Fork 86
/
ahidsound_new.cpp
1942 lines (1784 loc) · 51.9 KB
/
ahidsound_new.cpp
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
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
/*
* UAE - The Un*x Amiga Emulator
*
* OpenAL AHI 7.1 "wrapper"
*
* Copyright 2008 Toni Wilen
*/
#include "sysconfig.h"
#if defined(AHI)
#include <ctype.h>
#include <assert.h>
#include <windows.h>
#include <stdlib.h>
#include <stdarg.h>
#include <stdio.h>
#include <math.h>
#include <process.h>
#include "sysdeps.h"
#include "options.h"
#include "audio.h"
#include "memory.h"
#include "events.h"
#include "custom.h"
#include "newcpu.h"
#include "autoconf.h"
#include "traps.h"
#include "threaddep/thread.h"
#include "native2amiga.h"
#include "win32.h"
#include "sounddep/sound.h"
#include "ahidsound_new.h"
#include "render.h"
#include <al.h>
#include <alc.h>
#define AHI_STRUCT_VERSION 1
int ahi_debug = 1;
#define UAE_MAXCHANNELS 24
#define UAE_MAXSOUNDS 256
#define UAE_RECORDSAMPLES 2048
#define UAE_MAXPLAYSAMPLES 2048
#define ub_Flags 34
#define ub_Pad1 (ub_Flags + 1)
#define ub_Pad2 (ub_Pad1 + 1)
#define ub_SysLib (ub_Pad2 + 2)
#define ub_SegList (ub_SysLib + 4)
#define ub_DOSBase (ub_SegList + 4)
#define ub_AHIFunc (ub_DOSBase + 4)
#define pub_SizeOf 0
#define pub_Version (pub_SizeOf + 4)
#define pub_Index (pub_Version + 4)
#define pub_Base (pub_Index + 4)
#define pub_audioctrl (pub_Base + 4)
#define pub_FuncTask (pub_audioctrl + 4)
#define pub_WaitMask (pub_FuncTask + 4)
#define pub_WaitSigBit (pub_WaitMask + 4)
#define pub_FuncMode (pub_WaitSigBit +4)
#define pub_TaskMode (pub_FuncMode + 2)
#define pub_ChannelSignal (pub_TaskMode + 2)
#define pub_ChannelSignalAck (pub_ChannelSignal + 4)
#define pub_ahism_Channel (pub_ChannelSignalAck + 4)
#define pub_RecordHookDone (pub_ahism_Channel + 2)
#define pub_RecordSampleType (pub_RecordHookDone + 2)
#define pub_RecordBufferSize (pub_RecordSampleType + 4)
#define pub_RecordBufferSizeBytes (pub_RecordBufferSize + 4)
#define pub_RecordBuffer (pub_RecordBufferSizeBytes + 4)
#define pub_ChannelInfo (pub_RecordBuffer + 4 + 4 + 4 + 4)
#define pub_End (pub_ChannelInfo + 4)
#define FUNCMODE_PLAY 1
#define FUNCMODE_RECORD 2
#define FUNCMODE_RECORDALLOC 4
#define ahie_Effect 0
#define ahieci_Func 4
#define ahieci_Channels 8
#define ahieci_Pad 10
#define ahieci_Offset 12
#if 0
struct AHISampleInfo
{
ULONG ahisi_Type; /* Format of samples */
APTR ahisi_Address; /* Address to array of samples */
ULONG ahisi_Length; /* Number of samples in array */
};
#endif
#define ahisi_Type 0
#define ahisi_Address 4
#define ahisi_Length 8
#if 0
struct AHIAudioCtrlDrv
{
struct AHIAudioCtrl ahiac_AudioCtrl;
ULONG ahiac_Flags; /* See below for definition */
struct Hook *ahiac_SoundFunc; /* AHIA_SoundFunc */
struct Hook *ahiac_PlayerFunc; /* AHIA_PlayerFunc */
Fixed ahiac_PlayerFreq; /* AHIA_PlayerFreq */
Fixed ahiac_MinPlayerFreq; /* AHIA_MinPlayerFreq */
Fixed ahiac_MaxPlayerFreq; /* AHIA_MaxPlayerFreq */
ULONG ahiac_MixFreq; /* AHIA_MixFreq */
UWORD ahiac_Channels; /* AHIA_Channels */
UWORD ahiac_Sounds; /* AHIA_Sounds */
APTR ahiac_DriverData; /* Unused. Store whatever you want here. */
struct Hook *ahiac_MixerFunc; /* Mixing routine Hook */
struct Hook *ahiac_SamplerFunc; /* Sampler routine Hook */
ULONG ahiac_Obsolete;
ULONG ahiac_BuffSamples; /* Samples to mix this pass. */
ULONG ahiac_MinBuffSamples; /* Min. samples to mix each pass. */
ULONG ahiac_MaxBuffSamples; /* Max. samples to mix each pass. */
ULONG ahiac_BuffSize; /* Buffer size ahiac_MixerFunc needs. */
ULONG ahiac_BuffType; /* Buffer format (V2) */
BOOL (*ahiac_PreTimer)(void); /* Call before mixing (V4) */
void (*ahiac_PostTimer)(void); /* Call after mixing (V4) */
ULONG ahiac_AntiClickSamples; /* AntiClick samples (V6) */
struct Hook *ahiac_PreTimerFunc; /* A Hook wrapper for ahiac_PreTimer (V6) */
struct Hook *ahiac_PostTimerFunc; /* A Hook wrapper for ahiac_PostTimer (V6) */
}
#endif
#define ahiac_AudioCtrl 0
#define ahiac_Flags ahiac_AudioCtrl + 4
#define ahiac_SoundFunc ahiac_Flags + 4
#define ahiac_PlayerFunc ahiac_SoundFunc + 4
#define ahiac_PlayerFreq ahiac_PlayerFunc + 4
#define ahiac_MinPlayerFreq ahiac_PlayerFreq + 4
#define ahiac_MaxPlayerFreq ahiac_MinPlayerFreq + 4
#define ahiac_MixFreq ahiac_MaxPlayerFreq + 4
#define ahiac_Channels ahiac_MixFreq + 4
#define ahiac_Sounds ahiac_Channels + 2
#define ahiac_DriverData ahiac_Sounds + 2
#define ahiac_MixerFunc ahiac_DriverData + 4
#define ahiac_SamplerFunc ahiac_MixerFunc + 4
#define ahiac_Obsolete ahiac_SamplerFunc + 4
#define ahiac_BuffSamples ahiac_Obsolete + 4
#define ahiac_MinBuffSamples ahiac_BuffSamples + 4
#define ahiac_MaxBuffSamples ahiac_MinBuffSamples + 4
#define ahiac_BuffSize ahiac_MaxBuffSamples + 4
#define ahiac_BuffType ahiac_BuffSize + 4
#define ahiac_PreTimer ahiac_BuffType + 4
#define ahiac_PostTimer ahiac_PreTimer + 4
#define ahiac_AntiClickSamples ahiac_PostTimer + 4
#define ahiac_PreTimerFunc ahiac_AntiClickSamples + 4
#define ahiac_PostTimerFunc ahiac_PreTimerFunc + 4
/* AHIsub_AllocAudio return flags */
#define AHISF_ERROR (1<<0)
#define AHISF_MIXING (1<<1)
#define AHISF_TIMING (1<<2)
#define AHISF_KNOWSTEREO (1<<3)
#define AHISF_KNOWHIFI (1<<4)
#define AHISF_CANRECORD (1<<5)
#define AHISF_CANPOSTPROCESS (1<<6)
#define AHISF_KNOWMULTICHANNEL (1<<7)
#define AHISB_ERROR (0)
#define AHISB_MIXING (1)
#define AHISB_TIMING (2)
#define AHISB_KNOWSTEREO (3)
#define AHISB_KNOWHIFI (4)
#define AHISB_CANRECORD (5)
#define AHISB_CANPOSTPROCESS (6)
#define AHISB_KNOWMULTICHANNEL (7)
/* AHIsub_Start() and AHIsub_Stop() flags */
#define AHISF_PLAY (1<<0)
#define AHISF_RECORD (1<<1)
#define AHISB_PLAY (0)
#define AHISB_RECORD (1)
/* ahiac_Flags */
#define AHIACF_VOL (1<<0)
#define AHIACF_PAN (1<<1)
#define AHIACF_STEREO (1<<2)
#define AHIACF_HIFI (1<<3)
#define AHIACF_PINGPONG (1<<4)
#define AHIACF_RECORD (1<<5)
#define AHIACF_MULTTAB (1<<6)
#define AHIACF_MULTICHANNEL (1<<7)
#define AHIACB_VOL (0)
#define AHIACB_PAN (1)
#define AHIACB_STEREO (2)
#define AHIACB_HIFI (3)
#define AHIACB_PINGPONG (4)
#define AHIACB_RECORD (5)
#define AHIACB_MULTTAB (6)
#define AHIACB_MULTICHANNEL (7)
#define AHISB_IMM 0
#define AHISB_NODELAY 1
#define AHISF_IMM (1 << AHISB_IMM)
#define AHISF_NODELAY (1 << SHISB_NODELAY)
#define AHIET_CANCEL (1 << 31)
#define AHIET_MASTERVOLUME 1
#define AHIET_OUTPUTBUFFER 2
#define AHIET_DSPMASK 3
#define AHIET_DSPECHO 4
#define AHIET_CHANNELINFO 5
#define AHI_TagBase (0x80000000)
#define AHI_TagBaseR (AHI_TagBase|0x8000)
/* AHI_AllocAudioA tags */
#define AHIA_AudioID (AHI_TagBase+1) /* Desired audio mode */
#define AHIA_MixFreq (AHI_TagBase+2) /* Suggested mixing frequency */
#define AHIA_Channels (AHI_TagBase+3) /* Suggested number of channels */
#define AHIA_Sounds (AHI_TagBase+4) /* Number of sounds to use */
#define AHIA_SoundFunc (AHI_TagBase+5) /* End-of-Sound Hook */
#define AHIA_PlayerFunc (AHI_TagBase+6) /* Player Hook */
#define AHIA_PlayerFreq (AHI_TagBase+7) /* Frequency for player Hook (Fixed)*/
#define AHIA_MinPlayerFreq (AHI_TagBase+8) /* Minimum Frequency for player Hook */
#define AHIA_MaxPlayerFreq (AHI_TagBase+9) /* Maximum Frequency for player Hook */
#define AHIA_RecordFunc (AHI_TagBase+10) /* Sample recording Hook */
#define AHIA_UserData (AHI_TagBase+11) /* What to put in ahiac_UserData */
#define AHIA_AntiClickSamples (AHI_TagBase+13) /* # of samples to smooth (V6) */
/* AHI_ControlAudioA tags */
#define AHIC_Play (AHI_TagBase+80) /* Boolean */
#define AHIC_Record (AHI_TagBase+81) /* Boolean */
#define AHIC_MonitorVolume (AHI_TagBase+82)
#define AHIC_MonitorVolume_Query (AHI_TagBase+83) /* ti_Data is pointer to Fixed (LONG) */
#define AHIC_MixFreq_Query (AHI_TagBase+84) /* ti_Data is pointer to ULONG */
/* --- New for V2, they will be ignored by V1 --- */
#define AHIC_InputGain (AHI_TagBase+85)
#define AHIC_InputGain_Query (AHI_TagBase+86) /* ti_Data is pointer to Fixed (LONG) */
#define AHIC_OutputVolume (AHI_TagBase+87)
#define AHIC_OutputVolume_Query (AHI_TagBase+88) /* ti_Data is pointer to Fixed (LONG) */
#define AHIC_Input (AHI_TagBase+89)
#define AHIC_Input_Query (AHI_TagBase+90) /* ti_Data is pointer to ULONG */
#define AHIC_Output (AHI_TagBase+91)
#define AHIC_Output_Query (AHI_TagBase+92) /* ti_Data is pointer to ULONG */
/* AHI_GetAudioAttrsA tags */
#define AHIDB_AudioID (AHI_TagBase+100)
#define AHIDB_Driver (AHI_TagBaseR+101) /* Pointer to name of driver */
#define AHIDB_Flags (AHI_TagBase+102) /* Private! */
#define AHIDB_Volume (AHI_TagBase+103) /* Boolean */
#define AHIDB_Panning (AHI_TagBase+104) /* Boolean */
#define AHIDB_Stereo (AHI_TagBase+105) /* Boolean */
#define AHIDB_HiFi (AHI_TagBase+106) /* Boolean */
#define AHIDB_PingPong (AHI_TagBase+107) /* Boolean */
#define AHIDB_MultTable (AHI_TagBase+108) /* Private! */
#define AHIDB_Name (AHI_TagBaseR+109) /* Pointer to name of this mode */
#define AHIDB_Bits (AHI_TagBase+110) /* Output bits */
#define AHIDB_MaxChannels (AHI_TagBase+111) /* Max supported channels */
#define AHIDB_MinMixFreq (AHI_TagBase+112) /* Min mixing freq. supported */
#define AHIDB_MaxMixFreq (AHI_TagBase+113) /* Max mixing freq. supported */
#define AHIDB_Record (AHI_TagBase+114) /* Boolean */
#define AHIDB_Frequencies (AHI_TagBase+115)
#define AHIDB_FrequencyArg (AHI_TagBase+116) /* ti_Data is frequency index */
#define AHIDB_Frequency (AHI_TagBase+117)
#define AHIDB_Author (AHI_TagBase+118) /* Pointer to driver author name */
#define AHIDB_Copyright (AHI_TagBase+119) /* Pointer to driver copyright notice */
#define AHIDB_Version (AHI_TagBase+120) /* Pointer to driver version string */
#define AHIDB_Annotation (AHI_TagBase+121) /* Pointer to driver annotation text */
#define AHIDB_BufferLen (AHI_TagBase+122) /* Specifies the string buffer size */
#define AHIDB_IndexArg (AHI_TagBase+123) /* ti_Data is frequency! */
#define AHIDB_Index (AHI_TagBase+124)
#define AHIDB_Realtime (AHI_TagBase+125) /* Boolean */
#define AHIDB_MaxPlaySamples (AHI_TagBase+126) /* It's sample *frames* */
#define AHIDB_MaxRecordSamples (AHI_TagBase+127) /* It's sample *frames* */
#define AHIDB_FullDuplex (AHI_TagBase+129) /* Boolean */
/* --- New for V2, they will be ignored by V1 --- */
#define AHIDB_MinMonitorVolume (AHI_TagBase+130)
#define AHIDB_MaxMonitorVolume (AHI_TagBase+131)
#define AHIDB_MinInputGain (AHI_TagBase+132)
#define AHIDB_MaxInputGain (AHI_TagBase+133)
#define AHIDB_MinOutputVolume (AHI_TagBase+134)
#define AHIDB_MaxOutputVolume (AHI_TagBase+135)
#define AHIDB_Inputs (AHI_TagBase+136)
#define AHIDB_InputArg (AHI_TagBase+137) /* ti_Data is input index */
#define AHIDB_Input (AHI_TagBase+138)
#define AHIDB_Outputs (AHI_TagBase+139)
#define AHIDB_OutputArg (AHI_TagBase+140) /* ti_Data is input index */
#define AHIDB_Output (AHI_TagBase+141)
/* --- New for V4, they will be ignored by V2 and earlier --- */
#define AHIDB_Data (AHI_TagBaseR+142) /* Private! */
#define AHIDB_DriverBaseName (AHI_TagBaseR+143) /* Private! */
/* --- New for V6, they will be ignored by V4 and earlier --- */
#define AHIDB_MultiChannel (AHI_TagBase+144) /* Boolean */
/* Sound Types */
#define AHIST_NOTYPE (~0UL) /* Private */
#define AHIST_SAMPLE (0UL) /* 8 or 16 bit sample */
#define AHIST_DYNAMICSAMPLE (1UL) /* Dynamic sample */
#define AHIST_INPUT (1UL<<29) /* The input from your sampler */
#define AHIST_BW (1UL<<30) /* Private */
/* Sample types */
/* Note that only AHIST_M8S, AHIST_S8S, AHIST_M16S and AHIST_S16S
(plus AHIST_M32S, AHIST_S32S and AHIST_L7_1 in V6)
are supported by AHI_LoadSound(). */
#define AHIST_M8S (0UL) /* Mono, 8 bit signed (BYTE) */
#define AHIST_M16S (1UL) /* Mono, 16 bit signed (WORD) */
#define AHIST_S8S (2UL) /* Stereo, 8 bit signed (2×BYTE) */
#define AHIST_S16S (3UL) /* Stereo, 16 bit signed (2×WORD) */
#define AHIST_M32S (8UL) /* Mono, 32 bit signed (LONG) */
#define AHIST_S32S (10UL) /* Stereo, 32 bit signed (2×LONG) */
#define AHIST_M8U (4UL) /* OBSOLETE! */
#define AHIST_L7_1 (0x00c3000aUL) /* 7.1, 32 bit signed (8×LONG) */
/* Error codes */
#define AHIE_OK (0UL) /* No error */
#define AHIE_NOMEM (1UL) /* Out of memory */
#define AHIE_BADSOUNDTYPE (2UL) /* Unknown sound type */
#define AHIE_BADSAMPLETYPE (3UL) /* Unknown/unsupported sample type */
#define AHIE_ABORTED (4UL) /* User-triggered abortion */
#define AHIE_UNKNOWN (5UL) /* Error, but unknown */
#define AHIE_HALFDUPLEX (6UL) /* CMD_WRITE/CMD_READ failure */
struct dssample {
int num;
int ch;
int bitspersample;
int bytespersample;
int dynamic;
uae_u32 addr;
uae_u32 len;
uae_u32 type;
uae_u32 sampletype;
ALuint al_buffer[2];
};
struct chsample {
int frequency;
int volume;
int panning;
int backwards;
struct dssample *ds;
int srcplayoffset;
int srcplaylen;
};
struct dschannel {
int num;
struct chsample cs;
struct chsample csnext;
int channelsignal;
int dsplaying;
ALuint al_source;
int samplecounter;
int buffertoggle;
int maxplaysamples;
int totalsamples;
int waitforack;
};
struct DSAHI {
uae_u32 audioctrl;
int chout;
int bits24;
int bitspersampleout;
int bytespersampleout;
int channellength;
int mixlength;
int input;
int output;
int channels;
int sounds;
int playerfreq;
uae_u32 audioid;
int enabledisable;
struct dssample *sample;
struct dschannel *channel;
int playing, recording;
evt_t evttime;
uae_u32 signalchannelmask;
ALCdevice *al_dev, *al_recorddev;
ALCcontext *al_ctx;
int al_bufferformat;
uae_u8 *tmpbuffer;
int tmpbuffer_size;
int dsrecording;
int record_samples;
int record_ch;
int record_bytespersample;
int record_wait;
int maxplaysamples;
};
static struct DSAHI dsahi[1];
#define GETAHI (&dsahi[get_long(get_long(audioctrl + ahiac_DriverData) + pub_Index)])
#define GETSAMPLE (dsahip && sound >= 0 && sound < UAE_MAXSOUNDS ? &dsahip->sample[sound] : NULL)
#define GETCHANNEL (dsahip && channel >= 0 && channel < UAE_MAXCHANNELS ? &dsahip->channel[channel] : NULL)
static int default_freq = 44100;
static int cansurround;
static uae_u32 xahi_author, xahi_copyright, xahi_version;
static uae_u32 xahi_output[MAX_SOUND_DEVICES], xahi_output_num;
static uae_u32 xahi_input[MAX_SOUND_DEVICES], xahi_input_num;
static int ahi_paused;
static int ahi_active;
#define TAG_DONE (0L) /* terminates array of TagItems. ti_Data unused */
#define TAG_IGNORE (1L) /* ignore this item, not end of array */
#define TAG_MORE (2L) /* ti_Data is pointer to another array of TagItems */
#define TAG_SKIP (3L) /* skip this and the next ti_Data items */
#define TAG_USER ((uae_u32)(1L << 31))
static uae_u32 gettag (uae_u32 *tagpp, uae_u32 *datap)
{
uae_u32 tagp = *tagpp;
for (;;) {
uae_u32 tag = get_long (tagp);
uae_u32 data = get_long (tagp + 4);
switch (tag)
{
case TAG_DONE:
return 0;
case TAG_IGNORE:
tagp += 8;
break;
case TAG_MORE:
tagp = data;
break;
case TAG_SKIP:
tagp += (data + 1) * 8;
break;
default:
tagp += 8;
*tagpp = tagp;
*datap = data;
return tag;
}
}
}
static int sendsignal (struct DSAHI *dsahip)
{
uae_u32 audioctrl = dsahip->audioctrl;
uae_u32 puaebase = get_long (audioctrl + ahiac_DriverData);
uae_u32 channelinfo;
uae_u32 task, signalmask;
uae_s16 taskmode = get_word (puaebase + pub_TaskMode);
uae_s16 funcmode = get_word (puaebase + pub_FuncMode);
task = get_long (puaebase + pub_FuncTask);
signalmask = get_long (puaebase + pub_WaitMask);
if ((!dsahip->playing && !dsahip->recording) || ahi_paused)
return 0;
if (taskmode <= 0)
return 0;
if (dsahip->enabledisable) {
// allocate Amiga-side recordingbuffer
funcmode &= FUNCMODE_RECORDALLOC;
put_word (puaebase + pub_FuncMode, funcmode);
}
channelinfo = get_long (puaebase + pub_ChannelInfo);
if (channelinfo) {
int i, ch;
ch = get_word (channelinfo + ahieci_Channels);
if (ch > UAE_MAXCHANNELS)
ch = UAE_MAXCHANNELS;
for (i = 0; i < ch; i++) {
struct dschannel *dc = &dsahip->channel[i];
int v;
alGetSourcei (dc->al_source, AL_SAMPLE_OFFSET, &v);
put_long (channelinfo + ahieci_Offset + i * 4, v + dc->samplecounter * dc->maxplaysamples);
}
}
uae_Signal (task, signalmask);
return 1;
}
static int setchannelevent (struct DSAHI *dsahip, struct dschannel *dc)
{
uae_u32 audioctrl = dsahip->audioctrl;
uae_u32 puaebase = get_long (audioctrl + ahiac_DriverData);
int ch = (int)(dc - &dsahip->channel[0]);
uae_u32 mask;
if (!dsahip->playing || ahi_paused || !dc->al_source || !get_long (audioctrl + ahiac_SoundFunc))
return 0;
mask = get_long (puaebase + pub_ChannelSignal);
if (mask & (1 << ch))
return 0;
dc->channelsignal = 1;
put_long (puaebase + pub_ChannelSignal, mask | (1 << ch));
sendsignal (dsahip);
return 1;
}
static void evtfunc (uae_u32 v)
{
if (ahi_active) {
struct DSAHI *dsahip = &dsahi[v];
uae_u32 audioctrl = dsahip->audioctrl;
uae_u32 puaebase = get_long (audioctrl + ahiac_DriverData);
put_word (puaebase + pub_FuncMode, get_word (puaebase + pub_FuncMode) | FUNCMODE_PLAY);
if (sendsignal (dsahip)) {
event2_newevent2 (dsahip->evttime, v, evtfunc);
} else {
dsahip->evttime = 0;
}
}
}
static void setevent (struct DSAHI *dsahip)
{
uae_u32 audioctrl = dsahip->audioctrl;
uae_u32 freq = get_long (audioctrl + ahiac_PlayerFreq);
double f;
uae_u32 cycles;
evt_t t;
f = ((double)(freq >> 16)) + ((double)(freq & 0xffff)) / 65536.0;
if (f < 1)
return;
cycles = (uae_u32)(maxhpos * maxvpos_nom * vblank_hz);
t = (evt_t)(cycles / f);
if (dsahip->evttime == t)
return;
write_log (_T("AHI: playerfunc freq = %.2fHz\n"), f);
dsahip->evttime = t;
if (t < 10)
return;
event2_newevent2(t, (int)(dsahip - &dsahi[0]), evtfunc);
}
static void alClear (void)
{
alGetError ();
}
static int alError (const TCHAR *format,...)
{
TCHAR buffer[1000];
va_list parms;
int err;
err = alGetError ();
if (err == AL_NO_ERROR)
return 0;
va_start (parms, format);
_vsntprintf (buffer, sizeof buffer -1, format, parms);
_stprintf (buffer + _tcslen (buffer), _T(": ERR=%x\n"), err);
write_log (_T("%s"), buffer);
return err;
}
static void ds_freechannel (struct DSAHI *ahidsp, struct dschannel *dc)
{
if (!dc)
return;
alDeleteSources (1, &dc->al_source);
memset (dc, 0, sizeof (struct dschannel));
dc->al_source = -1;
}
static void ds_freesample (struct DSAHI *ahidsp, struct dssample *ds)
{
if (!ds)
return;
alDeleteBuffers (2, ds->al_buffer);
memset (ds, 0, sizeof (struct dssample));
ds->al_buffer[0] = -1;
ds->al_buffer[1] = -1;
}
static void ds_free (struct DSAHI *dsahip)
{
int i;
if (!ahi_active)
return;
for (i = 0; i < dsahip->channels; i++) {
struct dschannel *dc = &dsahip->channel[i];
ds_freechannel (dsahip, dc);
}
for (i = 0; i < dsahip->sounds; i++) {
struct dssample *ds = &dsahip->sample[i];
ds_freesample (dsahip, ds);
}
alcMakeContextCurrent (NULL);
alcDestroyContext (dsahip->al_ctx);
dsahip->al_ctx = 0;
alcCloseDevice (dsahip->al_dev);
dsahip->al_dev = 0;
if (ahi_debug && ahi_active)
write_log (_T("AHI: OpenAL freed\n"));
ahi_active = 0;
}
static void ds_free_record (struct DSAHI *dsahip)
{
if (dsahip->al_recorddev)
alcCaptureCloseDevice (dsahip->al_recorddev);
dsahip->al_recorddev = NULL;
}
static int ds_init_record (struct DSAHI *dsahip)
{
uae_u32 pbase = get_long (dsahip->audioctrl + ahiac_DriverData);
int freq = get_long (dsahip->audioctrl + ahiac_MixFreq);
struct sound_device **sd;
int device, cnt;
char *s;
if (!freq)
return 0;
device = dsahip->input;
sd = record_devices;
cnt = 0;
for (;;) {
if (sd[cnt] && sd[cnt]->type == SOUND_DEVICE_AL) {
if (device <= 0)
break;
device--;
}
cnt++;
if (sd[cnt] == NULL)
return 0;
}
dsahip->record_samples = UAE_RECORDSAMPLES;
dsahip->record_ch = 2;
dsahip->record_bytespersample = 2;
alClear ();
s = ua (sd[cnt]->alname);
dsahip->al_recorddev = alcCaptureOpenDevice (s, freq, AL_FORMAT_STEREO16, dsahip->record_samples);
xfree (s);
if (dsahip->al_recorddev == NULL)
goto error;
return 1;
error:
if (ahi_debug)
write_log (_T("AHI: OPENAL recording initialization failed\n"));
return 0;
}
static int ds_init (struct DSAHI *dsahip)
{
int freq = 44100;
int v;
struct sound_device **sd;
int device;
char *s;
int cnt;
device = dsahip->output;
sd = sound_devices;
cnt = 0;
for (;;) {
if (sd[cnt] && sd[cnt]->type == SOUND_DEVICE_AL) {
if (device <= 0)
break;
device--;
}
cnt++;
if (sd[cnt] == NULL)
return 0;
}
s = ua (sd[cnt]->alname);
dsahip->al_dev = alcOpenDevice (s);
xfree (s);
if (!dsahip->al_dev)
goto error;
dsahip->al_ctx = alcCreateContext (dsahip->al_dev, NULL);
if (!dsahip->al_ctx)
goto error;
alcMakeContextCurrent (dsahip->al_ctx);
dsahip->chout = 2;
dsahip->al_bufferformat = AL_FORMAT_STEREO16;
cansurround = 0;
if ((dsahip->audioid & 0xff) == 2) {
if (v = alGetEnumValue ("AL_FORMAT_QUAD16")) {
dsahip->chout = 4;
cansurround = 1;
dsahip->al_bufferformat = v;
}
if (v = alGetEnumValue ("AL_FORMAT_51CHN16")) {
dsahip->chout = 6;
cansurround = 1;
dsahip->al_bufferformat = v;
}
}
dsahip->bitspersampleout = dsahip->bits24 ? 24 : 16;
dsahip->bytespersampleout = dsahip->bitspersampleout / 8;
dsahip->channellength = 65536 * dsahip->chout * dsahip->bytespersampleout;
if (ahi_debug)
write_log (_T("AHI: CH=%d BLEN=%d\n"),
dsahip->chout, dsahip->channellength);
dsahip->tmpbuffer_size = 1000000;
dsahip->tmpbuffer = xmalloc (uae_u8, dsahip->tmpbuffer_size);
if (ahi_debug)
write_log (_T("AHI: OpenAL initialized: %s\n"), sound_devices[dsahip->output]->name);
return 1;
error:
if (ahi_debug)
write_log (_T("AHI: OpenAL initialization failed\n"));
ds_free (dsahip);
return 0;
}
static int ds_reinit (struct DSAHI *dsahip)
{
ds_free (dsahip);
return ds_init (dsahip);
}
static void ds_setvolume (struct DSAHI *dsahip, struct dschannel *dc)
{
if (dc->al_source != -1) {
if (abs (dc->cs.volume) != abs (dc->csnext.volume)) {
float vol = ((float)(abs (dc->csnext.volume))) / 65536.0f;
alClear ();
alSourcef (dc->al_source, AL_GAIN, vol);
alError (_T("AHI: SetVolume(%d,%d)"), dc->num, vol);
}
if (abs (dc->cs.panning) != abs (dc->csnext.panning)) {
;// pan = (abs (dc->csnext.panning) - 0x8000) * DSBPAN_RIGHT / 32768;
}
}
dc->cs.volume = dc->csnext.volume;
dc->cs.panning = dc->csnext.panning;
}
static void ds_setfreq (struct DSAHI *dsahip, struct dschannel *dc)
{
if (dc->dsplaying && dc->cs.frequency != dc->csnext.frequency && dc->csnext.frequency > 0 && dc->al_source != -1) {
//alClear ();
//alSourcei (dc->al_source, AL_FREQUENCY, dc->csnext.frequency);
//alError (_T("AHI: SetFrequency(%d,%d)"), dc->num, dc->csnext.frequency);
}
dc->cs.frequency = dc->csnext.frequency;
}
static int ds_allocchannel (struct DSAHI *dsahip, struct dschannel *dc)
{
if (dc->al_source != -1)
return 1;
alClear ();
alGenSources (1, &dc->al_source);
if (alError (_T("alGenSources()")))
goto error;
dc->cs.frequency = -1;
dc->cs.volume = -1;
dc->cs.panning = -1;
ds_setvolume (dsahip, dc);
ds_setfreq (dsahip, dc);
if (ahi_debug)
write_log (_T("AHI: allocated OpenAL source for channel %d. vol=%d pan=%d freq=%d\n"),
dc->num, dc->cs.volume, dc->cs.panning, dc->cs.frequency);
return 1;
error:
ds_freechannel (dsahip, dc);
return 0;
}
#define MAKEXCH makexch (dsahip, dc, dst, i, och2, l, r)
STATIC_INLINE void makexch (struct DSAHI *dsahip, struct dschannel *dc, uae_u8 *dst, int idx, int och2, uae_s32 l, uae_s32 r)
{
if (dsahip->bits24) {
} else {
uae_s16 *dst2 = (uae_s16*)(&dst[idx * och2]);
l >>= 8;
r >>= 8;
if (dc->cs.volume < 0) {
l = -l;
r = -r;
}
dst2[0] = l;
dst2[1] = r;
if (dsahip->chout <= 2)
return;
dst2[4] = dst2[0];
dst2[5] = dst2[1];
if (dc->cs.panning < 0) {
// surround only
dst2[2] = 0; // center
dst2[3] = (dst2[0] + dst2[1]) / 4; // lfe
dst2[0] = dst2[1] = 0;
return;
}
dst2[2] = dst2[3] = (dst2[0] + dst2[1]) / 4;
if (dsahip->chout <= 6)
return;
dst2[6] = dst2[4];
dst2[7] = dst2[5];
}
}
/* sample conversion routines */
static int copysampledata (struct DSAHI *dsahip, struct dschannel *dc, struct dssample *ds, uae_u8 **psrcp, uae_u8 *srce, uae_u8 *srcp, void *dstp, int dstlen)
{
int i;
uae_u8 *src = *psrcp;
uae_u8 *dst = (uae_u8*)dstp;
int och = dsahip->chout;
int och2 = och * 2;
int ich = ds->ch;
int len;
len = dstlen;
switch (ds->sampletype)
{
case AHIST_M8S:
for (i = 0; i < len; i++) {
uae_u32 l = (src[0] << 16) | (src[0] << 8) | src[0] ;
uae_u32 r = (src[0] << 16) | (src[0] << 8) | src[0];
src += 1;
if (src >= srce)
src = srcp;
MAKEXCH;
}
break;
case AHIST_S8S:
for (i = 0; i < len; i++) {
uae_u32 l = (src[0] << 16) | (src[0] << 8) | src[0] ;
uae_u32 r = (src[1] << 16) | (src[1] << 8) | src[1];
src += 2;
if (src >= srce)
src = srcp;
MAKEXCH;
}
break;
case AHIST_M16S:
for (i = 0; i < len; i++) {
uae_u32 l = (src[0] << 16) | (src[1] << 8) | src[1];
uae_u32 r = (src[0] << 16) | (src[1] << 8) | src[1];
src += 2;
if (src >= srce)
src = srcp;
MAKEXCH;
}
break;
case AHIST_S16S:
for (i = 0; i < len; i++) {
uae_u32 l = (src[0] << 16) | (src[1] << 8) | src[1];
uae_u32 r = (src[2] << 16) | (src[3] << 8) | src[3];
src += 4;
if (src >= srce)
src = srcp;
MAKEXCH;
}
break;
case AHIST_M32S:
for (i = 0; i < len; i++) {
uae_u32 l = (src[3] << 16) | (src[2] << 8) | src[1];
uae_u32 r = (src[3] << 16) | (src[2] << 8) | src[1];
src += 4;
if (src >= srce)
src = srcp;
MAKEXCH;
}
break;
case AHIST_S32S:
for (i = 0; i < len; i++) {
uae_u32 l = (src[3] << 16) | (src[2] << 8) | src[1];
uae_u32 r = (src[7] << 16) | (src[6] << 8) | src[5];
src += 8;
if (src >= srce)
src = srcp;
MAKEXCH;
}
break;
case AHIST_L7_1:
if (och == 8) {
for (i = 0; i < len; i++) {
if (dsahip->bits24) {
uae_u32 fl = (src[0 * 4 + 3] << 16) | (src[0 * 4 + 2] << 8) | src[0 * 4 + 1];
uae_u32 fr = (src[1 * 4 + 3] << 16) | (src[1 * 4 + 2] << 8) | src[1 * 4 + 1];
uae_u32 cc = (src[6 * 4 + 3] << 16) | (src[6 * 4 + 2] << 8) | src[6 * 4 + 1];
uae_u32 lf = (src[7 * 4 + 3] << 16) | (src[7 * 4 + 2] << 8) | src[7 * 4 + 1];
uae_u32 bl = (src[2 * 4 + 3] << 16) | (src[2 * 4 + 2] << 8) | src[2 * 4 + 1];
uae_u32 br = (src[3 * 4 + 3] << 16) | (src[3 * 4 + 2] << 8) | src[3 * 4 + 1];
uae_u32 sl = (src[4 * 4 + 3] << 16) | (src[4 * 4 + 2] << 8) | src[4 * 4 + 1];
uae_u32 sr = (src[5 * 4 + 3] << 16) | (src[5 * 4 + 2] << 8) | src[5 * 4 + 1];
uae_s32 *dst2 = (uae_s32*)(&dst[i * och2]);
dst2[0] = fl;
dst2[1] = fr;
dst2[2] = cc;
dst2[3] = lf;
dst2[4] = bl;
dst2[5] = br;
dst2[6] = sl;
dst2[7] = sr;
} else {
uae_u16 fl = (src[0 * 4 + 3] << 8) | src[0 * 4 + 2];
uae_u16 fr = (src[1 * 4 + 3] << 8) | src[1 * 4 + 2];
uae_u16 cc = (src[6 * 4 + 3] << 8) | src[6 * 4 + 2];
uae_u16 lf = (src[7 * 4 + 3] << 8) | src[7 * 4 + 2];
uae_u16 bl = (src[2 * 4 + 3] << 8) | src[2 * 4 + 2];
uae_u16 br = (src[3 * 4 + 3] << 8) | src[3 * 4 + 2];
uae_u16 sl = (src[4 * 4 + 3] << 8) | src[4 * 4 + 2];
uae_u16 sr = (src[5 * 4 + 3] << 8) | src[5 * 4 + 2];
uae_s16 *dst2 = (uae_s16*)(&dst[i * och2]);
dst2[0] = fl;
dst2[1] = fr;
dst2[2] = cc;
dst2[3] = lf;
dst2[4] = bl;
dst2[5] = br;
dst2[6] = sl;
dst2[7] = sr;
}
dst += och2;
src += 8 * 4;
if (src >= srce)
src = srcp;
}
} else if (och == 6) { /* 7.1 -> 5.1 */
for (i = 0; i < len; i++) {
if (dsahip->bits24) {
uae_s32 *dst2 = (uae_s32*)(&dst[i * och2]);
uae_u32 fl = (src[0 * 4 + 3] << 16) | (src[0 * 4 + 2] << 8) | src[0 * 4 + 1];
uae_u32 fr = (src[1 * 4 + 3] << 16) | (src[1 * 4 + 2] << 8) | src[1 * 4 + 1];
uae_u32 cc = (src[6 * 4 + 3] << 16) | (src[6 * 4 + 2] << 8) | src[6 * 4 + 1];
uae_u32 lf = (src[7 * 4 + 3] << 16) | (src[7 * 4 + 2] << 8) | src[7 * 4 + 1];
uae_u32 bl = (src[2 * 4 + 3] << 16) | (src[2 * 4 + 2] << 8) | src[2 * 4 + 1];
uae_u32 br = (src[3 * 4 + 3] << 16) | (src[3 * 4 + 2] << 8) | src[3 * 4 + 1];
uae_u32 sl = (src[4 * 4 + 3] << 16) | (src[4 * 4 + 2] << 8) | src[4 * 4 + 1];
uae_u32 sr = (src[5 * 4 + 3] << 16) | (src[5 * 4 + 2] << 8) | src[5 * 4 + 1];
} else {
uae_s16 *dst2 = (uae_s16*)(&dst[i * och2]);
uae_u16 fl = (src[0 * 4 + 3] << 8) | src[0 * 4 + 2];
uae_u16 fr = (src[1 * 4 + 3] << 8) | src[1 * 4 + 2];
uae_u16 cc = (src[6 * 4 + 3] << 8) | src[6 * 4 + 2];
uae_u16 lf = (src[7 * 4 + 3] << 8) | src[7 * 4 + 2];
uae_u16 bl = (src[2 * 4 + 3] << 8) | src[2 * 4 + 2];
uae_u16 br = (src[3 * 4 + 3] << 8) | src[3 * 4 + 2];
uae_u16 sl = (src[4 * 4 + 3] << 8) | src[4 * 4 + 2];
uae_u16 sr = (src[5 * 4 + 3] << 8) | src[5 * 4 + 2];
dst2[0] = fl;
dst2[1] = fr;
dst2[2] = cc;
dst2[3] = lf;
dst2[4] = (bl + sl) / 2;
dst2[5] = (br + sr) / 2;
}
dst += och2;
src += 8 * 4;
if (src >= srce)
src = srcp;
}
}
break;
}
*psrcp = src;
return dstlen * och2;
}
static void dorecord (struct DSAHI *dsahip)
{
uae_u32 pbase = get_long (dsahip->audioctrl + ahiac_DriverData);
uae_u32 recordbuf;
int bytes;
if (dsahip->al_recorddev == NULL)
return;
if (dsahip->record_wait && !get_word (pbase + pub_RecordHookDone))
return;
dsahip->record_wait = 0;
bytes = dsahip->record_samples * dsahip->record_ch * dsahip->record_bytespersample;
recordbuf = get_long (pbase + pub_RecordBuffer);
if (recordbuf == 0 || !valid_address (recordbuf, bytes))
return;
alClear ();
alcCaptureSamples(dsahip->al_recorddev, get_real_address(recordbuf), dsahip->record_samples);
if (alGetError () != AL_NO_ERROR)
return;
put_word (pbase + pub_RecordHookDone, 0);
dsahip->record_wait = 1;
put_word (pbase + pub_FuncMode, get_word (pbase + pub_FuncMode) | FUNCMODE_RECORD);
sendsignal (dsahip);
}
static void al_setloop (struct dschannel *dc, int state)
{
alClear ();
alSourcei (dc->al_source, AL_LOOPING, state ? AL_TRUE : AL_FALSE);
alError (_T("AHI: ds_play() alSourcei(AL_LOOPING)"));
}