diff options
Diffstat (limited to 'apps/plugins/sdl/src/audio/windx5')
-rw-r--r-- | apps/plugins/sdl/src/audio/windx5/SDL_dx5audio.c | 705 | ||||
-rw-r--r-- | apps/plugins/sdl/src/audio/windx5/SDL_dx5audio.h | 55 | ||||
-rw-r--r-- | apps/plugins/sdl/src/audio/windx5/directx.h | 81 |
3 files changed, 0 insertions, 841 deletions
diff --git a/apps/plugins/sdl/src/audio/windx5/SDL_dx5audio.c b/apps/plugins/sdl/src/audio/windx5/SDL_dx5audio.c deleted file mode 100644 index c3d42aeda1..0000000000 --- a/apps/plugins/sdl/src/audio/windx5/SDL_dx5audio.c +++ /dev/null | |||
@@ -1,705 +0,0 @@ | |||
1 | /* | ||
2 | SDL - Simple DirectMedia Layer | ||
3 | Copyright (C) 1997-2012 Sam Lantinga | ||
4 | |||
5 | This library is free software; you can redistribute it and/or | ||
6 | modify it under the terms of the GNU Lesser General Public | ||
7 | License as published by the Free Software Foundation; either | ||
8 | version 2.1 of the License, or (at your option) any later version. | ||
9 | |||
10 | This library is distributed in the hope that it will be useful, | ||
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
13 | Lesser General Public License for more details. | ||
14 | |||
15 | You should have received a copy of the GNU Lesser General Public | ||
16 | License along with this library; if not, write to the Free Software | ||
17 | Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | ||
18 | |||
19 | Sam Lantinga | ||
20 | slouken@libsdl.org | ||
21 | */ | ||
22 | #include "SDL_config.h" | ||
23 | |||
24 | /* Allow access to a raw mixing buffer */ | ||
25 | |||
26 | #include "SDL_timer.h" | ||
27 | #include "SDL_audio.h" | ||
28 | #include "../SDL_audio_c.h" | ||
29 | #include "SDL_dx5audio.h" | ||
30 | |||
31 | /* Define this if you want to use DirectX 6 DirectSoundNotify interface */ | ||
32 | //#define USE_POSITION_NOTIFY | ||
33 | |||
34 | /* DirectX function pointers for audio */ | ||
35 | HRESULT (WINAPI *DSoundCreate)(LPGUID, LPDIRECTSOUND *, LPUNKNOWN); | ||
36 | |||
37 | /* Audio driver functions */ | ||
38 | static int DX5_OpenAudio(_THIS, SDL_AudioSpec *spec); | ||
39 | static void DX5_ThreadInit(_THIS); | ||
40 | static void DX5_WaitAudio_BusyWait(_THIS); | ||
41 | #ifdef USE_POSITION_NOTIFY | ||
42 | static void DX6_WaitAudio_EventWait(_THIS); | ||
43 | #endif | ||
44 | static void DX5_PlayAudio(_THIS); | ||
45 | static Uint8 *DX5_GetAudioBuf(_THIS); | ||
46 | static void DX5_WaitDone(_THIS); | ||
47 | static void DX5_CloseAudio(_THIS); | ||
48 | |||
49 | /* Audio driver bootstrap functions */ | ||
50 | |||
51 | static int Audio_Available(void) | ||
52 | { | ||
53 | HINSTANCE DSoundDLL; | ||
54 | int dsound_ok; | ||
55 | |||
56 | /* Version check DSOUND.DLL (Is DirectX okay?) */ | ||
57 | dsound_ok = 0; | ||
58 | DSoundDLL = LoadLibrary(TEXT("DSOUND.DLL")); | ||
59 | if ( DSoundDLL != NULL ) { | ||
60 | /* We just use basic DirectSound, we're okay */ | ||
61 | /* Yay! */ | ||
62 | /* Unfortunately, the sound drivers on NT have | ||
63 | higher latencies than the audio buffers used | ||
64 | by many SDL applications, so there are gaps | ||
65 | in the audio - it sounds terrible. Punt for now. | ||
66 | */ | ||
67 | OSVERSIONINFO ver; | ||
68 | ver.dwOSVersionInfoSize = sizeof (OSVERSIONINFO); | ||
69 | GetVersionEx(&ver); | ||
70 | switch (ver.dwPlatformId) { | ||
71 | case VER_PLATFORM_WIN32_NT: | ||
72 | if ( ver.dwMajorVersion > 4 ) { | ||
73 | /* Win2K */ | ||
74 | dsound_ok = 1; | ||
75 | } else { | ||
76 | /* WinNT */ | ||
77 | dsound_ok = 0; | ||
78 | } | ||
79 | break; | ||
80 | default: | ||
81 | /* Win95 or Win98 */ | ||
82 | dsound_ok = 1; | ||
83 | break; | ||
84 | } | ||
85 | /* Now check for DirectX 5 or better - otherwise | ||
86 | * we will fail later in DX5_OpenAudio without a chance | ||
87 | * to fall back to the DIB driver. */ | ||
88 | if (dsound_ok) { | ||
89 | /* DirectSoundCaptureCreate was added in DX5 */ | ||
90 | if (!GetProcAddress(DSoundDLL, TEXT("DirectSoundCaptureCreate"))) | ||
91 | dsound_ok = 0; | ||
92 | |||
93 | } | ||
94 | /* Clean up.. */ | ||
95 | FreeLibrary(DSoundDLL); | ||
96 | } | ||
97 | return(dsound_ok); | ||
98 | } | ||
99 | |||
100 | /* Functions for loading the DirectX functions dynamically */ | ||
101 | static HINSTANCE DSoundDLL = NULL; | ||
102 | |||
103 | static void DX5_Unload(void) | ||
104 | { | ||
105 | if ( DSoundDLL != NULL ) { | ||
106 | FreeLibrary(DSoundDLL); | ||
107 | DSoundCreate = NULL; | ||
108 | DSoundDLL = NULL; | ||
109 | } | ||
110 | } | ||
111 | static int DX5_Load(void) | ||
112 | { | ||
113 | int status; | ||
114 | |||
115 | DX5_Unload(); | ||
116 | DSoundDLL = LoadLibrary(TEXT("DSOUND.DLL")); | ||
117 | if ( DSoundDLL != NULL ) { | ||
118 | DSoundCreate = (void *)GetProcAddress(DSoundDLL, | ||
119 | TEXT("DirectSoundCreate")); | ||
120 | } | ||
121 | if ( DSoundDLL && DSoundCreate ) { | ||
122 | status = 0; | ||
123 | } else { | ||
124 | DX5_Unload(); | ||
125 | status = -1; | ||
126 | } | ||
127 | return status; | ||
128 | } | ||
129 | |||
130 | static void Audio_DeleteDevice(SDL_AudioDevice *device) | ||
131 | { | ||
132 | DX5_Unload(); | ||
133 | SDL_free(device->hidden); | ||
134 | SDL_free(device); | ||
135 | } | ||
136 | |||
137 | static SDL_AudioDevice *Audio_CreateDevice(int devindex) | ||
138 | { | ||
139 | SDL_AudioDevice *this; | ||
140 | |||
141 | /* Load DirectX */ | ||
142 | if ( DX5_Load() < 0 ) { | ||
143 | return(NULL); | ||
144 | } | ||
145 | |||
146 | /* Initialize all variables that we clean on shutdown */ | ||
147 | this = (SDL_AudioDevice *)SDL_malloc(sizeof(SDL_AudioDevice)); | ||
148 | if ( this ) { | ||
149 | SDL_memset(this, 0, (sizeof *this)); | ||
150 | this->hidden = (struct SDL_PrivateAudioData *) | ||
151 | SDL_malloc((sizeof *this->hidden)); | ||
152 | } | ||
153 | if ( (this == NULL) || (this->hidden == NULL) ) { | ||
154 | SDL_OutOfMemory(); | ||
155 | if ( this ) { | ||
156 | SDL_free(this); | ||
157 | } | ||
158 | return(0); | ||
159 | } | ||
160 | SDL_memset(this->hidden, 0, (sizeof *this->hidden)); | ||
161 | |||
162 | /* Set the function pointers */ | ||
163 | this->OpenAudio = DX5_OpenAudio; | ||
164 | this->ThreadInit = DX5_ThreadInit; | ||
165 | this->WaitAudio = DX5_WaitAudio_BusyWait; | ||
166 | this->PlayAudio = DX5_PlayAudio; | ||
167 | this->GetAudioBuf = DX5_GetAudioBuf; | ||
168 | this->WaitDone = DX5_WaitDone; | ||
169 | this->CloseAudio = DX5_CloseAudio; | ||
170 | |||
171 | this->free = Audio_DeleteDevice; | ||
172 | |||
173 | return this; | ||
174 | } | ||
175 | |||
176 | AudioBootStrap DSOUND_bootstrap = { | ||
177 | "dsound", "Win95/98/2000 DirectSound", | ||
178 | Audio_Available, Audio_CreateDevice | ||
179 | }; | ||
180 | |||
181 | static void SetDSerror(const char *function, int code) | ||
182 | { | ||
183 | static const char *error; | ||
184 | static char errbuf[1024]; | ||
185 | |||
186 | errbuf[0] = 0; | ||
187 | switch (code) { | ||
188 | case E_NOINTERFACE: | ||
189 | error = | ||
190 | "Unsupported interface\n-- Is DirectX 5.0 or later installed?"; | ||
191 | break; | ||
192 | case DSERR_ALLOCATED: | ||
193 | error = "Audio device in use"; | ||
194 | break; | ||
195 | case DSERR_BADFORMAT: | ||
196 | error = "Unsupported audio format"; | ||
197 | break; | ||
198 | case DSERR_BUFFERLOST: | ||
199 | error = "Mixing buffer was lost"; | ||
200 | break; | ||
201 | case DSERR_CONTROLUNAVAIL: | ||
202 | error = "Control requested is not available"; | ||
203 | break; | ||
204 | case DSERR_INVALIDCALL: | ||
205 | error = "Invalid call for the current state"; | ||
206 | break; | ||
207 | case DSERR_INVALIDPARAM: | ||
208 | error = "Invalid parameter"; | ||
209 | break; | ||
210 | case DSERR_NODRIVER: | ||
211 | error = "No audio device found"; | ||
212 | break; | ||
213 | case DSERR_OUTOFMEMORY: | ||
214 | error = "Out of memory"; | ||
215 | break; | ||
216 | case DSERR_PRIOLEVELNEEDED: | ||
217 | error = "Caller doesn't have priority"; | ||
218 | break; | ||
219 | case DSERR_UNSUPPORTED: | ||
220 | error = "Function not supported"; | ||
221 | break; | ||
222 | default: | ||
223 | SDL_snprintf(errbuf, SDL_arraysize(errbuf), | ||
224 | "%s: Unknown DirectSound error: 0x%x", | ||
225 | function, code); | ||
226 | break; | ||
227 | } | ||
228 | if ( ! errbuf[0] ) { | ||
229 | SDL_snprintf(errbuf, SDL_arraysize(errbuf), "%s: %s", function, error); | ||
230 | } | ||
231 | SDL_SetError("%s", errbuf); | ||
232 | return; | ||
233 | } | ||
234 | |||
235 | /* DirectSound needs to be associated with a window */ | ||
236 | static HWND mainwin = NULL; | ||
237 | /* */ | ||
238 | void DX5_SoundFocus(HWND hwnd) | ||
239 | { | ||
240 | mainwin = hwnd; | ||
241 | } | ||
242 | |||
243 | static void DX5_ThreadInit(_THIS) | ||
244 | { | ||
245 | SetThreadPriority(GetCurrentThread(), THREAD_PRIORITY_HIGHEST); | ||
246 | } | ||
247 | |||
248 | static void DX5_WaitAudio_BusyWait(_THIS) | ||
249 | { | ||
250 | DWORD status; | ||
251 | DWORD cursor, junk; | ||
252 | HRESULT result; | ||
253 | |||
254 | /* Semi-busy wait, since we have no way of getting play notification | ||
255 | on a primary mixing buffer located in hardware (DirectX 5.0) | ||
256 | */ | ||
257 | result = IDirectSoundBuffer_GetCurrentPosition(mixbuf, &junk, &cursor); | ||
258 | if ( result != DS_OK ) { | ||
259 | if ( result == DSERR_BUFFERLOST ) { | ||
260 | IDirectSoundBuffer_Restore(mixbuf); | ||
261 | } | ||
262 | #ifdef DEBUG_SOUND | ||
263 | SetDSerror("DirectSound GetCurrentPosition", result); | ||
264 | #endif | ||
265 | return; | ||
266 | } | ||
267 | |||
268 | while ( (cursor/mixlen) == lastchunk ) { | ||
269 | /* FIXME: find out how much time is left and sleep that long */ | ||
270 | SDL_Delay(1); | ||
271 | |||
272 | /* Try to restore a lost sound buffer */ | ||
273 | IDirectSoundBuffer_GetStatus(mixbuf, &status); | ||
274 | if ( (status&DSBSTATUS_BUFFERLOST) ) { | ||
275 | IDirectSoundBuffer_Restore(mixbuf); | ||
276 | IDirectSoundBuffer_GetStatus(mixbuf, &status); | ||
277 | if ( (status&DSBSTATUS_BUFFERLOST) ) { | ||
278 | break; | ||
279 | } | ||
280 | } | ||
281 | if ( ! (status&DSBSTATUS_PLAYING) ) { | ||
282 | result = IDirectSoundBuffer_Play(mixbuf, 0, 0, DSBPLAY_LOOPING); | ||
283 | if ( result == DS_OK ) { | ||
284 | continue; | ||
285 | } | ||
286 | #ifdef DEBUG_SOUND | ||
287 | SetDSerror("DirectSound Play", result); | ||
288 | #endif | ||
289 | return; | ||
290 | } | ||
291 | |||
292 | /* Find out where we are playing */ | ||
293 | result = IDirectSoundBuffer_GetCurrentPosition(mixbuf, | ||
294 | &junk, &cursor); | ||
295 | if ( result != DS_OK ) { | ||
296 | SetDSerror("DirectSound GetCurrentPosition", result); | ||
297 | return; | ||
298 | } | ||
299 | } | ||
300 | } | ||
301 | |||
302 | #ifdef USE_POSITION_NOTIFY | ||
303 | static void DX6_WaitAudio_EventWait(_THIS) | ||
304 | { | ||
305 | DWORD status; | ||
306 | HRESULT result; | ||
307 | |||
308 | /* Try to restore a lost sound buffer */ | ||
309 | IDirectSoundBuffer_GetStatus(mixbuf, &status); | ||
310 | if ( (status&DSBSTATUS_BUFFERLOST) ) { | ||
311 | IDirectSoundBuffer_Restore(mixbuf); | ||
312 | IDirectSoundBuffer_GetStatus(mixbuf, &status); | ||
313 | if ( (status&DSBSTATUS_BUFFERLOST) ) { | ||
314 | return; | ||
315 | } | ||
316 | } | ||
317 | if ( ! (status&DSBSTATUS_PLAYING) ) { | ||
318 | result = IDirectSoundBuffer_Play(mixbuf, 0, 0, DSBPLAY_LOOPING); | ||
319 | if ( result != DS_OK ) { | ||
320 | #ifdef DEBUG_SOUND | ||
321 | SetDSerror("DirectSound Play", result); | ||
322 | #endif | ||
323 | return; | ||
324 | } | ||
325 | } | ||
326 | WaitForSingleObject(audio_event, INFINITE); | ||
327 | } | ||
328 | #endif /* USE_POSITION_NOTIFY */ | ||
329 | |||
330 | static void DX5_PlayAudio(_THIS) | ||
331 | { | ||
332 | /* Unlock the buffer, allowing it to play */ | ||
333 | if ( locked_buf ) { | ||
334 | IDirectSoundBuffer_Unlock(mixbuf, locked_buf, mixlen, NULL, 0); | ||
335 | } | ||
336 | |||
337 | } | ||
338 | |||
339 | static Uint8 *DX5_GetAudioBuf(_THIS) | ||
340 | { | ||
341 | DWORD cursor, junk; | ||
342 | HRESULT result; | ||
343 | DWORD rawlen; | ||
344 | |||
345 | /* Figure out which blocks to fill next */ | ||
346 | locked_buf = NULL; | ||
347 | result = IDirectSoundBuffer_GetCurrentPosition(mixbuf, &junk, &cursor); | ||
348 | if ( result == DSERR_BUFFERLOST ) { | ||
349 | IDirectSoundBuffer_Restore(mixbuf); | ||
350 | result = IDirectSoundBuffer_GetCurrentPosition(mixbuf, | ||
351 | &junk, &cursor); | ||
352 | } | ||
353 | if ( result != DS_OK ) { | ||
354 | SetDSerror("DirectSound GetCurrentPosition", result); | ||
355 | return(NULL); | ||
356 | } | ||
357 | cursor /= mixlen; | ||
358 | #ifdef DEBUG_SOUND | ||
359 | /* Detect audio dropouts */ | ||
360 | { DWORD spot = cursor; | ||
361 | if ( spot < lastchunk ) { | ||
362 | spot += NUM_BUFFERS; | ||
363 | } | ||
364 | if ( spot > lastchunk+1 ) { | ||
365 | fprintf(stderr, "Audio dropout, missed %d fragments\n", | ||
366 | (spot - (lastchunk+1))); | ||
367 | } | ||
368 | } | ||
369 | #endif | ||
370 | lastchunk = cursor; | ||
371 | cursor = (cursor+1)%NUM_BUFFERS; | ||
372 | cursor *= mixlen; | ||
373 | |||
374 | /* Lock the audio buffer */ | ||
375 | result = IDirectSoundBuffer_Lock(mixbuf, cursor, mixlen, | ||
376 | (LPVOID *)&locked_buf, &rawlen, NULL, &junk, 0); | ||
377 | if ( result == DSERR_BUFFERLOST ) { | ||
378 | IDirectSoundBuffer_Restore(mixbuf); | ||
379 | result = IDirectSoundBuffer_Lock(mixbuf, cursor, mixlen, | ||
380 | (LPVOID *)&locked_buf, &rawlen, NULL, &junk, 0); | ||
381 | } | ||
382 | if ( result != DS_OK ) { | ||
383 | SetDSerror("DirectSound Lock", result); | ||
384 | return(NULL); | ||
385 | } | ||
386 | return(locked_buf); | ||
387 | } | ||
388 | |||
389 | static void DX5_WaitDone(_THIS) | ||
390 | { | ||
391 | Uint8 *stream; | ||
392 | |||
393 | /* Wait for the playing chunk to finish */ | ||
394 | stream = this->GetAudioBuf(this); | ||
395 | if ( stream != NULL ) { | ||
396 | SDL_memset(stream, silence, mixlen); | ||
397 | this->PlayAudio(this); | ||
398 | } | ||
399 | this->WaitAudio(this); | ||
400 | |||
401 | /* Stop the looping sound buffer */ | ||
402 | IDirectSoundBuffer_Stop(mixbuf); | ||
403 | } | ||
404 | |||
405 | static void DX5_CloseAudio(_THIS) | ||
406 | { | ||
407 | if ( sound != NULL ) { | ||
408 | if ( mixbuf != NULL ) { | ||
409 | /* Clean up the audio buffer */ | ||
410 | IDirectSoundBuffer_Release(mixbuf); | ||
411 | mixbuf = NULL; | ||
412 | } | ||
413 | if ( audio_event != NULL ) { | ||
414 | CloseHandle(audio_event); | ||
415 | audio_event = NULL; | ||
416 | } | ||
417 | IDirectSound_Release(sound); | ||
418 | sound = NULL; | ||
419 | } | ||
420 | } | ||
421 | |||
422 | #ifdef USE_PRIMARY_BUFFER | ||
423 | /* This function tries to create a primary audio buffer, and returns the | ||
424 | number of audio chunks available in the created buffer. | ||
425 | */ | ||
426 | static int CreatePrimary(LPDIRECTSOUND sndObj, HWND focus, | ||
427 | LPDIRECTSOUNDBUFFER *sndbuf, WAVEFORMATEX *wavefmt, Uint32 chunksize) | ||
428 | { | ||
429 | HRESULT result; | ||
430 | DSBUFFERDESC format; | ||
431 | DSBCAPS caps; | ||
432 | int numchunks; | ||
433 | |||
434 | /* Try to set primary mixing privileges */ | ||
435 | result = IDirectSound_SetCooperativeLevel(sndObj, focus, | ||
436 | DSSCL_WRITEPRIMARY); | ||
437 | if ( result != DS_OK ) { | ||
438 | #ifdef DEBUG_SOUND | ||
439 | SetDSerror("DirectSound SetCooperativeLevel", result); | ||
440 | #endif | ||
441 | return(-1); | ||
442 | } | ||
443 | |||
444 | /* Try to create the primary buffer */ | ||
445 | SDL_memset(&format, 0, sizeof(format)); | ||
446 | format.dwSize = sizeof(format); | ||
447 | format.dwFlags=(DSBCAPS_PRIMARYBUFFER|DSBCAPS_GETCURRENTPOSITION2); | ||
448 | format.dwFlags |= DSBCAPS_STICKYFOCUS; | ||
449 | #ifdef USE_POSITION_NOTIFY | ||
450 | format.dwFlags |= DSBCAPS_CTRLPOSITIONNOTIFY; | ||
451 | #endif | ||
452 | result = IDirectSound_CreateSoundBuffer(sndObj, &format, sndbuf, NULL); | ||
453 | if ( result != DS_OK ) { | ||
454 | #ifdef DEBUG_SOUND | ||
455 | SetDSerror("DirectSound CreateSoundBuffer", result); | ||
456 | #endif | ||
457 | return(-1); | ||
458 | } | ||
459 | |||
460 | /* Check the size of the fragment buffer */ | ||
461 | SDL_memset(&caps, 0, sizeof(caps)); | ||
462 | caps.dwSize = sizeof(caps); | ||
463 | result = IDirectSoundBuffer_GetCaps(*sndbuf, &caps); | ||
464 | if ( result != DS_OK ) { | ||
465 | #ifdef DEBUG_SOUND | ||
466 | SetDSerror("DirectSound GetCaps", result); | ||
467 | #endif | ||
468 | IDirectSoundBuffer_Release(*sndbuf); | ||
469 | return(-1); | ||
470 | } | ||
471 | if ( (chunksize > caps.dwBufferBytes) || | ||
472 | ((caps.dwBufferBytes%chunksize) != 0) ) { | ||
473 | /* The primary buffer size is not a multiple of 'chunksize' | ||
474 | -- this hopefully doesn't happen when 'chunksize' is a | ||
475 | power of 2. | ||
476 | */ | ||
477 | IDirectSoundBuffer_Release(*sndbuf); | ||
478 | SDL_SetError( | ||
479 | "Primary buffer size is: %d, cannot break it into chunks of %d bytes\n", | ||
480 | caps.dwBufferBytes, chunksize); | ||
481 | return(-1); | ||
482 | } | ||
483 | numchunks = (caps.dwBufferBytes/chunksize); | ||
484 | |||
485 | /* Set the primary audio format */ | ||
486 | result = IDirectSoundBuffer_SetFormat(*sndbuf, wavefmt); | ||
487 | if ( result != DS_OK ) { | ||
488 | #ifdef DEBUG_SOUND | ||
489 | SetDSerror("DirectSound SetFormat", result); | ||
490 | #endif | ||
491 | IDirectSoundBuffer_Release(*sndbuf); | ||
492 | return(-1); | ||
493 | } | ||
494 | return(numchunks); | ||
495 | } | ||
496 | #endif /* USE_PRIMARY_BUFFER */ | ||
497 | |||
498 | /* This function tries to create a secondary audio buffer, and returns the | ||
499 | number of audio chunks available in the created buffer. | ||
500 | */ | ||
501 | static int CreateSecondary(LPDIRECTSOUND sndObj, HWND focus, | ||
502 | LPDIRECTSOUNDBUFFER *sndbuf, WAVEFORMATEX *wavefmt, Uint32 chunksize) | ||
503 | { | ||
504 | const int numchunks = 8; | ||
505 | HRESULT result; | ||
506 | DSBUFFERDESC format; | ||
507 | LPVOID pvAudioPtr1, pvAudioPtr2; | ||
508 | DWORD dwAudioBytes1, dwAudioBytes2; | ||
509 | |||
510 | /* Try to set primary mixing privileges */ | ||
511 | if ( focus ) { | ||
512 | result = IDirectSound_SetCooperativeLevel(sndObj, | ||
513 | focus, DSSCL_PRIORITY); | ||
514 | } else { | ||
515 | result = IDirectSound_SetCooperativeLevel(sndObj, | ||
516 | GetDesktopWindow(), DSSCL_NORMAL); | ||
517 | } | ||
518 | if ( result != DS_OK ) { | ||
519 | #ifdef DEBUG_SOUND | ||
520 | SetDSerror("DirectSound SetCooperativeLevel", result); | ||
521 | #endif | ||
522 | return(-1); | ||
523 | } | ||
524 | |||
525 | /* Try to create the secondary buffer */ | ||
526 | SDL_memset(&format, 0, sizeof(format)); | ||
527 | format.dwSize = sizeof(format); | ||
528 | format.dwFlags = DSBCAPS_GETCURRENTPOSITION2; | ||
529 | #ifdef USE_POSITION_NOTIFY | ||
530 | format.dwFlags |= DSBCAPS_CTRLPOSITIONNOTIFY; | ||
531 | #endif | ||
532 | if ( ! focus ) { | ||
533 | format.dwFlags |= DSBCAPS_GLOBALFOCUS; | ||
534 | } else { | ||
535 | format.dwFlags |= DSBCAPS_STICKYFOCUS; | ||
536 | } | ||
537 | format.dwBufferBytes = numchunks*chunksize; | ||
538 | if ( (format.dwBufferBytes < DSBSIZE_MIN) || | ||
539 | (format.dwBufferBytes > DSBSIZE_MAX) ) { | ||
540 | SDL_SetError("Sound buffer size must be between %d and %d", | ||
541 | DSBSIZE_MIN/numchunks, DSBSIZE_MAX/numchunks); | ||
542 | return(-1); | ||
543 | } | ||
544 | format.dwReserved = 0; | ||
545 | format.lpwfxFormat = wavefmt; | ||
546 | result = IDirectSound_CreateSoundBuffer(sndObj, &format, sndbuf, NULL); | ||
547 | if ( result != DS_OK ) { | ||
548 | SetDSerror("DirectSound CreateSoundBuffer", result); | ||
549 | return(-1); | ||
550 | } | ||
551 | IDirectSoundBuffer_SetFormat(*sndbuf, wavefmt); | ||
552 | |||
553 | /* Silence the initial audio buffer */ | ||
554 | result = IDirectSoundBuffer_Lock(*sndbuf, 0, format.dwBufferBytes, | ||
555 | (LPVOID *)&pvAudioPtr1, &dwAudioBytes1, | ||
556 | (LPVOID *)&pvAudioPtr2, &dwAudioBytes2, | ||
557 | DSBLOCK_ENTIREBUFFER); | ||
558 | if ( result == DS_OK ) { | ||
559 | if ( wavefmt->wBitsPerSample == 8 ) { | ||
560 | SDL_memset(pvAudioPtr1, 0x80, dwAudioBytes1); | ||
561 | } else { | ||
562 | SDL_memset(pvAudioPtr1, 0x00, dwAudioBytes1); | ||
563 | } | ||
564 | IDirectSoundBuffer_Unlock(*sndbuf, | ||
565 | (LPVOID)pvAudioPtr1, dwAudioBytes1, | ||
566 | (LPVOID)pvAudioPtr2, dwAudioBytes2); | ||
567 | } | ||
568 | |||
569 | /* We're ready to go */ | ||
570 | return(numchunks); | ||
571 | } | ||
572 | |||
573 | /* This function tries to set position notify events on the mixing buffer */ | ||
574 | #ifdef USE_POSITION_NOTIFY | ||
575 | static int CreateAudioEvent(_THIS) | ||
576 | { | ||
577 | LPDIRECTSOUNDNOTIFY notify; | ||
578 | DSBPOSITIONNOTIFY *notify_positions; | ||
579 | int i, retval; | ||
580 | HRESULT result; | ||
581 | |||
582 | /* Default to fail on exit */ | ||
583 | retval = -1; | ||
584 | notify = NULL; | ||
585 | |||
586 | /* Query for the interface */ | ||
587 | result = IDirectSoundBuffer_QueryInterface(mixbuf, | ||
588 | &IID_IDirectSoundNotify, (void *)¬ify); | ||
589 | if ( result != DS_OK ) { | ||
590 | goto done; | ||
591 | } | ||
592 | |||
593 | /* Allocate the notify structures */ | ||
594 | notify_positions = (DSBPOSITIONNOTIFY *)SDL_malloc(NUM_BUFFERS* | ||
595 | sizeof(*notify_positions)); | ||
596 | if ( notify_positions == NULL ) { | ||
597 | goto done; | ||
598 | } | ||
599 | |||
600 | /* Create the notify event */ | ||
601 | audio_event = CreateEvent(NULL, FALSE, FALSE, NULL); | ||
602 | if ( audio_event == NULL ) { | ||
603 | goto done; | ||
604 | } | ||
605 | |||
606 | /* Set up the notify structures */ | ||
607 | for ( i=0; i<NUM_BUFFERS; ++i ) { | ||
608 | notify_positions[i].dwOffset = i*mixlen; | ||
609 | notify_positions[i].hEventNotify = audio_event; | ||
610 | } | ||
611 | result = IDirectSoundNotify_SetNotificationPositions(notify, | ||
612 | NUM_BUFFERS, notify_positions); | ||
613 | if ( result == DS_OK ) { | ||
614 | retval = 0; | ||
615 | } | ||
616 | done: | ||
617 | if ( notify != NULL ) { | ||
618 | IDirectSoundNotify_Release(notify); | ||
619 | } | ||
620 | return(retval); | ||
621 | } | ||
622 | #endif /* USE_POSITION_NOTIFY */ | ||
623 | |||
624 | static int DX5_OpenAudio(_THIS, SDL_AudioSpec *spec) | ||
625 | { | ||
626 | HRESULT result; | ||
627 | WAVEFORMATEX waveformat; | ||
628 | |||
629 | /* Set basic WAVE format parameters */ | ||
630 | SDL_memset(&waveformat, 0, sizeof(waveformat)); | ||
631 | waveformat.wFormatTag = WAVE_FORMAT_PCM; | ||
632 | |||
633 | /* Determine the audio parameters from the AudioSpec */ | ||
634 | switch ( spec->format & 0xFF ) { | ||
635 | case 8: | ||
636 | /* Unsigned 8 bit audio data */ | ||
637 | spec->format = AUDIO_U8; | ||
638 | silence = 0x80; | ||
639 | waveformat.wBitsPerSample = 8; | ||
640 | break; | ||
641 | case 16: | ||
642 | /* Signed 16 bit audio data */ | ||
643 | spec->format = AUDIO_S16; | ||
644 | silence = 0x00; | ||
645 | waveformat.wBitsPerSample = 16; | ||
646 | break; | ||
647 | default: | ||
648 | SDL_SetError("Unsupported audio format"); | ||
649 | return(-1); | ||
650 | } | ||
651 | waveformat.nChannels = spec->channels; | ||
652 | waveformat.nSamplesPerSec = spec->freq; | ||
653 | waveformat.nBlockAlign = | ||
654 | waveformat.nChannels * (waveformat.wBitsPerSample/8); | ||
655 | waveformat.nAvgBytesPerSec = | ||
656 | waveformat.nSamplesPerSec * waveformat.nBlockAlign; | ||
657 | |||
658 | /* Update the fragment size as size in bytes */ | ||
659 | SDL_CalculateAudioSpec(spec); | ||
660 | |||
661 | /* Open the audio device */ | ||
662 | result = DSoundCreate(NULL, &sound, NULL); | ||
663 | if ( result != DS_OK ) { | ||
664 | SetDSerror("DirectSoundCreate", result); | ||
665 | return(-1); | ||
666 | } | ||
667 | |||
668 | /* Create the audio buffer to which we write */ | ||
669 | NUM_BUFFERS = -1; | ||
670 | #ifdef USE_PRIMARY_BUFFER | ||
671 | if ( mainwin ) { | ||
672 | NUM_BUFFERS = CreatePrimary(sound, mainwin, &mixbuf, | ||
673 | &waveformat, spec->size); | ||
674 | } | ||
675 | #endif /* USE_PRIMARY_BUFFER */ | ||
676 | if ( NUM_BUFFERS < 0 ) { | ||
677 | NUM_BUFFERS = CreateSecondary(sound, mainwin, &mixbuf, | ||
678 | &waveformat, spec->size); | ||
679 | if ( NUM_BUFFERS < 0 ) { | ||
680 | return(-1); | ||
681 | } | ||
682 | #ifdef DEBUG_SOUND | ||
683 | fprintf(stderr, "Using secondary audio buffer\n"); | ||
684 | #endif | ||
685 | } | ||
686 | #ifdef DEBUG_SOUND | ||
687 | else | ||
688 | fprintf(stderr, "Using primary audio buffer\n"); | ||
689 | #endif | ||
690 | |||
691 | /* The buffer will auto-start playing in DX5_WaitAudio() */ | ||
692 | lastchunk = 0; | ||
693 | mixlen = spec->size; | ||
694 | |||
695 | #ifdef USE_POSITION_NOTIFY | ||
696 | /* See if we can use DirectX 6 event notification */ | ||
697 | if ( CreateAudioEvent(this) == 0 ) { | ||
698 | this->WaitAudio = DX6_WaitAudio_EventWait; | ||
699 | } else { | ||
700 | this->WaitAudio = DX5_WaitAudio_BusyWait; | ||
701 | } | ||
702 | #endif | ||
703 | return(0); | ||
704 | } | ||
705 | |||
diff --git a/apps/plugins/sdl/src/audio/windx5/SDL_dx5audio.h b/apps/plugins/sdl/src/audio/windx5/SDL_dx5audio.h deleted file mode 100644 index bc4022fc9c..0000000000 --- a/apps/plugins/sdl/src/audio/windx5/SDL_dx5audio.h +++ /dev/null | |||
@@ -1,55 +0,0 @@ | |||
1 | /* | ||
2 | SDL - Simple DirectMedia Layer | ||
3 | Copyright (C) 1997-2012 Sam Lantinga | ||
4 | |||
5 | This library is free software; you can redistribute it and/or | ||
6 | modify it under the terms of the GNU Lesser General Public | ||
7 | License as published by the Free Software Foundation; either | ||
8 | version 2.1 of the License, or (at your option) any later version. | ||
9 | |||
10 | This library is distributed in the hope that it will be useful, | ||
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
13 | Lesser General Public License for more details. | ||
14 | |||
15 | You should have received a copy of the GNU Lesser General Public | ||
16 | License along with this library; if not, write to the Free Software | ||
17 | Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | ||
18 | |||
19 | Sam Lantinga | ||
20 | slouken@libsdl.org | ||
21 | */ | ||
22 | #include "SDL_config.h" | ||
23 | |||
24 | #ifndef _SDL_lowaudio_h | ||
25 | #define _SDL_lowaudio_h | ||
26 | |||
27 | #include "directx.h" | ||
28 | |||
29 | #include "../SDL_sysaudio.h" | ||
30 | |||
31 | /* Hidden "this" pointer for the video functions */ | ||
32 | #define _THIS SDL_AudioDevice *this | ||
33 | |||
34 | /* The DirectSound objects */ | ||
35 | struct SDL_PrivateAudioData { | ||
36 | LPDIRECTSOUND sound; | ||
37 | LPDIRECTSOUNDBUFFER mixbuf; | ||
38 | int NUM_BUFFERS; | ||
39 | int mixlen, silence; | ||
40 | DWORD lastchunk; | ||
41 | Uint8 *locked_buf; | ||
42 | HANDLE audio_event; | ||
43 | }; | ||
44 | |||
45 | /* Old variable names */ | ||
46 | #define sound (this->hidden->sound) | ||
47 | #define mixbuf (this->hidden->mixbuf) | ||
48 | #define NUM_BUFFERS (this->hidden->NUM_BUFFERS) | ||
49 | #define mixlen (this->hidden->mixlen) | ||
50 | #define silence (this->hidden->silence) | ||
51 | #define lastchunk (this->hidden->lastchunk) | ||
52 | #define locked_buf (this->hidden->locked_buf) | ||
53 | #define audio_event (this->hidden->audio_event) | ||
54 | |||
55 | #endif /* _SDL_lowaudio_h */ | ||
diff --git a/apps/plugins/sdl/src/audio/windx5/directx.h b/apps/plugins/sdl/src/audio/windx5/directx.h deleted file mode 100644 index 5f339f2de8..0000000000 --- a/apps/plugins/sdl/src/audio/windx5/directx.h +++ /dev/null | |||
@@ -1,81 +0,0 @@ | |||
1 | |||
2 | #ifndef _directx_h | ||
3 | #define _directx_h | ||
4 | |||
5 | /* Include all of the DirectX 5.0 headers and adds any necessary tweaks */ | ||
6 | |||
7 | #define WIN32_LEAN_AND_MEAN | ||
8 | #include <windows.h> | ||
9 | #include <mmsystem.h> | ||
10 | #ifndef WIN32 | ||
11 | #define WIN32 | ||
12 | #endif | ||
13 | #undef WINNT | ||
14 | |||
15 | /* Far pointers don't exist in 32-bit code */ | ||
16 | #ifndef FAR | ||
17 | #define FAR | ||
18 | #endif | ||
19 | |||
20 | /* Error codes not yet included in Win32 API header files */ | ||
21 | #ifndef MAKE_HRESULT | ||
22 | #define MAKE_HRESULT(sev,fac,code) \ | ||
23 | ((HRESULT)(((unsigned long)(sev)<<31) | ((unsigned long)(fac)<<16) | ((unsigned long)(code)))) | ||
24 | #endif | ||
25 | |||
26 | #ifndef S_OK | ||
27 | #define S_OK (HRESULT)0x00000000L | ||
28 | #endif | ||
29 | |||
30 | #ifndef SUCCEEDED | ||
31 | #define SUCCEEDED(x) ((HRESULT)(x) >= 0) | ||
32 | #endif | ||
33 | #ifndef FAILED | ||
34 | #define FAILED(x) ((HRESULT)(x)<0) | ||
35 | #endif | ||
36 | |||
37 | #ifndef E_FAIL | ||
38 | #define E_FAIL (HRESULT)0x80000008L | ||
39 | #endif | ||
40 | #ifndef E_NOINTERFACE | ||
41 | #define E_NOINTERFACE (HRESULT)0x80004002L | ||
42 | #endif | ||
43 | #ifndef E_OUTOFMEMORY | ||
44 | #define E_OUTOFMEMORY (HRESULT)0x8007000EL | ||
45 | #endif | ||
46 | #ifndef E_INVALIDARG | ||
47 | #define E_INVALIDARG (HRESULT)0x80070057L | ||
48 | #endif | ||
49 | #ifndef E_NOTIMPL | ||
50 | #define E_NOTIMPL (HRESULT)0x80004001L | ||
51 | #endif | ||
52 | #ifndef REGDB_E_CLASSNOTREG | ||
53 | #define REGDB_E_CLASSNOTREG (HRESULT)0x80040154L | ||
54 | #endif | ||
55 | |||
56 | /* Severity codes */ | ||
57 | #ifndef SEVERITY_ERROR | ||
58 | #define SEVERITY_ERROR 1 | ||
59 | #endif | ||
60 | |||
61 | /* Error facility codes */ | ||
62 | #ifndef FACILITY_WIN32 | ||
63 | #define FACILITY_WIN32 7 | ||
64 | #endif | ||
65 | |||
66 | #ifndef FIELD_OFFSET | ||
67 | #define FIELD_OFFSET(type, field) ((LONG)&(((type *)0)->field)) | ||
68 | #endif | ||
69 | |||
70 | /* DirectX headers (if it isn't included, I haven't tested it yet) | ||
71 | */ | ||
72 | /* We need these defines to mark what version of DirectX API we use */ | ||
73 | #define DIRECTDRAW_VERSION 0x0700 | ||
74 | #define DIRECTSOUND_VERSION 0x0500 | ||
75 | #define DIRECTINPUT_VERSION 0x0500 | ||
76 | |||
77 | #include <ddraw.h> | ||
78 | #include <dsound.h> | ||
79 | #include <dinput.h> | ||
80 | |||
81 | #endif /* _directx_h */ | ||