Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1 | /* $Id$ */ |
| 2 | /* |
| 3 | * Copyright (C) 2008-2009 Teluu Inc. (http://www.teluu.com) |
| 4 | * Copyright (C) 2003-2008 Benny Prijono <benny@prijono.org> |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; either version 2 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License |
| 17 | * along with this program; if not, write to the Free Software |
| 18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 19 | */ |
| 20 | #include <pjmedia-audiodev/audiodev_imp.h> |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 21 | #include <pj/assert.h> |
| 22 | #include <pj/log.h> |
| 23 | #include <pj/os.h> |
| 24 | #include <pj/string.h> |
| 25 | #include <pj/unicode.h> |
Benny Prijono | 8eeab0b | 2009-03-04 19:00:28 +0000 | [diff] [blame] | 26 | |
| 27 | #if PJMEDIA_AUDIO_DEV_HAS_WMME |
| 28 | |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 29 | #ifdef _MSC_VER |
| 30 | # pragma warning(push, 3) |
| 31 | #endif |
| 32 | |
| 33 | #include <windows.h> |
| 34 | #include <mmsystem.h> |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 35 | #include <mmreg.h> |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 36 | |
| 37 | #ifdef _MSC_VER |
| 38 | # pragma warning(pop) |
| 39 | #endif |
| 40 | |
| 41 | #if defined(PJ_WIN32_WINCE) && PJ_WIN32_WINCE!=0 |
| 42 | # pragma comment(lib, "Coredll.lib") |
| 43 | #elif defined(_MSC_VER) |
| 44 | # pragma comment(lib, "winmm.lib") |
| 45 | #endif |
| 46 | |
| 47 | |
| 48 | #define THIS_FILE "wmme_dev.c" |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 49 | |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 50 | /* WMME device info */ |
| 51 | struct wmme_dev_info |
| 52 | { |
| 53 | pjmedia_aud_dev_info info; |
| 54 | unsigned deviceId; |
| 55 | }; |
| 56 | |
| 57 | /* WMME factory */ |
| 58 | struct wmme_factory |
| 59 | { |
| 60 | pjmedia_aud_dev_factory base; |
| 61 | pj_pool_t *pool; |
| 62 | pj_pool_factory *pf; |
| 63 | |
| 64 | unsigned dev_count; |
| 65 | struct wmme_dev_info *dev_info; |
| 66 | }; |
| 67 | |
| 68 | |
| 69 | /* Individual WMME capture/playback stream descriptor */ |
| 70 | struct wmme_channel |
| 71 | { |
| 72 | union |
| 73 | { |
| 74 | HWAVEIN In; |
| 75 | HWAVEOUT Out; |
| 76 | } hWave; |
| 77 | |
| 78 | WAVEHDR *WaveHdr; |
| 79 | HANDLE hEvent; |
| 80 | DWORD dwBufIdx; |
| 81 | DWORD dwMaxBufIdx; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 82 | pj_timestamp timestamp; |
| 83 | }; |
| 84 | |
| 85 | |
| 86 | /* Sound stream. */ |
| 87 | struct wmme_stream |
| 88 | { |
Benny Prijono | 7a38000 | 2009-03-09 12:55:29 +0000 | [diff] [blame] | 89 | pjmedia_aud_stream base; /**< Base stream */ |
| 90 | pjmedia_aud_param param; /**< Settings */ |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 91 | pj_pool_t *pool; /**< Memory pool. */ |
| 92 | |
| 93 | pjmedia_aud_rec_cb rec_cb; /**< Capture callback. */ |
| 94 | pjmedia_aud_play_cb play_cb; /**< Playback callback. */ |
| 95 | void *user_data; /**< Application data. */ |
| 96 | |
| 97 | struct wmme_channel play_strm; /**< Playback stream. */ |
| 98 | struct wmme_channel rec_strm; /**< Capture stream. */ |
| 99 | |
| 100 | void *buffer; /**< Temp. frame buffer. */ |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 101 | pjmedia_format_id fmt_id; /**< Frame format */ |
| 102 | pj_uint8_t silence_char; /**< Silence pattern */ |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 103 | unsigned bytes_per_frame; /**< Bytes per frame */ |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 104 | |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 105 | pjmedia_frame_ext *xfrm; /**< Extended frame buffer */ |
| 106 | unsigned xfrm_size; /**< Total ext frm size */ |
| 107 | |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 108 | pj_thread_t *thread; /**< Thread handle. */ |
| 109 | HANDLE thread_quit_event; /**< Quit signal to thread */ |
| 110 | }; |
| 111 | |
| 112 | |
| 113 | /* Prototypes */ |
| 114 | static pj_status_t factory_init(pjmedia_aud_dev_factory *f); |
| 115 | static pj_status_t factory_destroy(pjmedia_aud_dev_factory *f); |
| 116 | static unsigned factory_get_dev_count(pjmedia_aud_dev_factory *f); |
| 117 | static pj_status_t factory_get_dev_info(pjmedia_aud_dev_factory *f, |
| 118 | unsigned index, |
| 119 | pjmedia_aud_dev_info *info); |
| 120 | static pj_status_t factory_default_param(pjmedia_aud_dev_factory *f, |
| 121 | unsigned index, |
Benny Prijono | 10454dc | 2009-02-21 14:21:59 +0000 | [diff] [blame] | 122 | pjmedia_aud_param *param); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 123 | static pj_status_t factory_create_stream(pjmedia_aud_dev_factory *f, |
Benny Prijono | 10454dc | 2009-02-21 14:21:59 +0000 | [diff] [blame] | 124 | const pjmedia_aud_param *param, |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 125 | pjmedia_aud_rec_cb rec_cb, |
| 126 | pjmedia_aud_play_cb play_cb, |
| 127 | void *user_data, |
| 128 | pjmedia_aud_stream **p_aud_strm); |
| 129 | |
| 130 | static pj_status_t stream_get_param(pjmedia_aud_stream *strm, |
Benny Prijono | 10454dc | 2009-02-21 14:21:59 +0000 | [diff] [blame] | 131 | pjmedia_aud_param *param); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 132 | static pj_status_t stream_get_cap(pjmedia_aud_stream *strm, |
| 133 | pjmedia_aud_dev_cap cap, |
| 134 | void *value); |
| 135 | static pj_status_t stream_set_cap(pjmedia_aud_stream *strm, |
| 136 | pjmedia_aud_dev_cap cap, |
| 137 | const void *value); |
| 138 | static pj_status_t stream_start(pjmedia_aud_stream *strm); |
| 139 | static pj_status_t stream_stop(pjmedia_aud_stream *strm); |
| 140 | static pj_status_t stream_destroy(pjmedia_aud_stream *strm); |
| 141 | |
| 142 | |
| 143 | /* Operations */ |
| 144 | static pjmedia_aud_dev_factory_op factory_op = |
| 145 | { |
| 146 | &factory_init, |
| 147 | &factory_destroy, |
| 148 | &factory_get_dev_count, |
| 149 | &factory_get_dev_info, |
| 150 | &factory_default_param, |
| 151 | &factory_create_stream |
| 152 | }; |
| 153 | |
| 154 | static pjmedia_aud_stream_op stream_op = |
| 155 | { |
| 156 | &stream_get_param, |
| 157 | &stream_get_cap, |
| 158 | &stream_set_cap, |
| 159 | &stream_start, |
| 160 | &stream_stop, |
| 161 | &stream_destroy |
| 162 | }; |
| 163 | |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 164 | |
| 165 | /**************************************************************************** |
| 166 | * Factory operations |
| 167 | */ |
| 168 | /* |
| 169 | * Init WMME audio driver. |
| 170 | */ |
| 171 | pjmedia_aud_dev_factory* pjmedia_wmme_factory(pj_pool_factory *pf) |
| 172 | { |
| 173 | struct wmme_factory *f; |
| 174 | pj_pool_t *pool; |
| 175 | |
| 176 | pool = pj_pool_create(pf, "WMME", 1000, 1000, NULL); |
| 177 | f = PJ_POOL_ZALLOC_T(pool, struct wmme_factory); |
| 178 | f->pf = pf; |
| 179 | f->pool = pool; |
| 180 | f->base.op = &factory_op; |
| 181 | |
| 182 | return &f->base; |
| 183 | } |
| 184 | |
| 185 | |
| 186 | /* Internal: build device info from WAVEINCAPS/WAVEOUTCAPS */ |
| 187 | static void build_dev_info(UINT deviceId, struct wmme_dev_info *wdi, |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 188 | const WAVEINCAPS *wic, const WAVEOUTCAPS *woc) |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 189 | { |
| 190 | #define WIC_WOC(wic,woc,field) (wic? wic->field : woc->field) |
| 191 | |
| 192 | pj_bzero(wdi, sizeof(*wdi)); |
| 193 | wdi->deviceId = deviceId; |
| 194 | |
| 195 | /* Device Name */ |
| 196 | if (deviceId==WAVE_MAPPER) { |
| 197 | strncpy(wdi->info.name, "Wave mapper", sizeof(wdi->info.name)); |
| 198 | wdi->info.name[sizeof(wdi->info.name)-1] = '\0'; |
| 199 | } else { |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 200 | const pj_char_t *szPname = WIC_WOC(wic, woc, szPname); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 201 | PJ_DECL_ANSI_TEMP_BUF(wTmp, sizeof(wdi->info.name)); |
| 202 | |
| 203 | strncpy(wdi->info.name, |
| 204 | PJ_NATIVE_TO_STRING(szPname, wTmp, PJ_ARRAY_SIZE(wTmp)), |
| 205 | sizeof(wdi->info.name)); |
| 206 | wdi->info.name[sizeof(wdi->info.name)-1] = '\0'; |
| 207 | } |
| 208 | |
| 209 | wdi->info.default_samples_per_sec = 16000; |
| 210 | strcpy(wdi->info.driver, "WMME"); |
| 211 | |
| 212 | if (wic) { |
| 213 | wdi->info.input_count = wic->wChannels; |
| 214 | wdi->info.caps |= PJMEDIA_AUD_DEV_CAP_INPUT_LATENCY; |
| 215 | |
| 216 | /* Sometimes a device can return a rediculously large number of |
| 217 | * channels. This happened with an SBLive card on a Windows ME box. |
| 218 | * It also happens on Win XP! |
| 219 | */ |
| 220 | if (wdi->info.input_count<1 || wdi->info.input_count>256) { |
| 221 | wdi->info.input_count = 2; |
| 222 | } |
| 223 | } |
| 224 | |
| 225 | if (woc) { |
| 226 | wdi->info.output_count = woc->wChannels; |
| 227 | wdi->info.caps |= PJMEDIA_AUD_DEV_CAP_OUTPUT_LATENCY; |
| 228 | |
| 229 | if (woc->dwSupport & WAVECAPS_VOLUME) { |
| 230 | wdi->info.caps |= PJMEDIA_AUD_DEV_CAP_OUTPUT_VOLUME_SETTING; |
| 231 | } |
| 232 | |
| 233 | /* Sometimes a device can return a rediculously large number of |
| 234 | * channels. This happened with an SBLive card on a Windows ME box. |
| 235 | * It also happens on Win XP! |
| 236 | */ |
| 237 | if (wdi->info.output_count<1 || wdi->info.output_count>256) { |
| 238 | wdi->info.output_count = 2; |
| 239 | } |
| 240 | } |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 241 | |
| 242 | /* Extended formats */ |
| 243 | wdi->info.caps |= PJMEDIA_AUD_DEV_CAP_EXT_FORMAT; |
| 244 | wdi->info.ext_fmt_cnt = 2; |
| 245 | wdi->info.ext_fmt[0].id = PJMEDIA_FORMAT_PCMU; |
| 246 | wdi->info.ext_fmt[0].bitrate = 64000; |
| 247 | wdi->info.ext_fmt[0].vad = 0; |
| 248 | wdi->info.ext_fmt[1].id = PJMEDIA_FORMAT_PCMA; |
| 249 | wdi->info.ext_fmt[1].bitrate = 64000; |
| 250 | wdi->info.ext_fmt[1].vad = 0; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 251 | } |
| 252 | |
| 253 | /* API: init factory */ |
| 254 | static pj_status_t factory_init(pjmedia_aud_dev_factory *f) |
| 255 | { |
| 256 | struct wmme_factory *wf = (struct wmme_factory*)f; |
| 257 | unsigned c; |
| 258 | int i; |
| 259 | int inputDeviceCount, outputDeviceCount, devCount=0; |
| 260 | pj_bool_t waveMapperAdded = PJ_FALSE; |
| 261 | |
| 262 | /* Enumerate sound devices */ |
| 263 | wf->dev_count = 0; |
| 264 | |
| 265 | inputDeviceCount = waveInGetNumDevs(); |
| 266 | devCount += inputDeviceCount; |
| 267 | |
| 268 | outputDeviceCount = waveOutGetNumDevs(); |
| 269 | devCount += outputDeviceCount; |
| 270 | |
| 271 | if (devCount) { |
| 272 | /* Assume there is WAVE_MAPPER */ |
| 273 | devCount += 2; |
| 274 | } |
| 275 | |
| 276 | if (devCount==0) { |
| 277 | PJ_LOG(4,(THIS_FILE, "WMME found no sound devices")); |
| 278 | return PJMEDIA_EAUD_NODEV; |
| 279 | } |
| 280 | |
| 281 | wf->dev_info = (struct wmme_dev_info*) |
| 282 | pj_pool_calloc(wf->pool, devCount, |
| 283 | sizeof(struct wmme_dev_info)); |
| 284 | |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 285 | if (inputDeviceCount && outputDeviceCount) { |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 286 | /* Attempt to add WAVE_MAPPER as input and output device */ |
| 287 | WAVEINCAPS wic; |
| 288 | MMRESULT mr; |
| 289 | |
| 290 | pj_bzero(&wic, sizeof(WAVEINCAPS)); |
| 291 | mr = waveInGetDevCaps(WAVE_MAPPER, &wic, sizeof(WAVEINCAPS)); |
| 292 | |
| 293 | if (mr == MMSYSERR_NOERROR) { |
| 294 | WAVEOUTCAPS woc; |
| 295 | |
| 296 | pj_bzero(&woc, sizeof(WAVEOUTCAPS)); |
| 297 | mr = waveOutGetDevCaps(WAVE_MAPPER, &woc, sizeof(WAVEOUTCAPS)); |
| 298 | if (mr == MMSYSERR_NOERROR) { |
| 299 | build_dev_info(WAVE_MAPPER, &wf->dev_info[wf->dev_count], |
| 300 | &wic, &woc); |
| 301 | ++wf->dev_count; |
| 302 | waveMapperAdded = PJ_TRUE; |
| 303 | } |
| 304 | } |
| 305 | |
| 306 | } |
| 307 | |
| 308 | if (inputDeviceCount > 0) { |
| 309 | /* -1 is the WAVE_MAPPER */ |
| 310 | for (i = (waveMapperAdded? 0 : -1); i < inputDeviceCount; ++i) { |
| 311 | UINT uDeviceID = (UINT)((i==-1) ? WAVE_MAPPER : i); |
| 312 | WAVEINCAPS wic; |
| 313 | MMRESULT mr; |
| 314 | |
| 315 | pj_bzero(&wic, sizeof(WAVEINCAPS)); |
| 316 | |
| 317 | mr = waveInGetDevCaps(uDeviceID, &wic, sizeof(WAVEINCAPS)); |
| 318 | |
| 319 | if (mr == MMSYSERR_NOMEM) |
| 320 | return PJ_ENOMEM; |
| 321 | |
| 322 | if (mr != MMSYSERR_NOERROR) |
| 323 | continue; |
| 324 | |
| 325 | build_dev_info(uDeviceID, &wf->dev_info[wf->dev_count], |
| 326 | &wic, NULL); |
| 327 | ++wf->dev_count; |
| 328 | } |
| 329 | } |
| 330 | |
| 331 | if( outputDeviceCount > 0 ) |
| 332 | { |
| 333 | /* -1 is the WAVE_MAPPER */ |
| 334 | for (i = (waveMapperAdded? 0 : -1); i < outputDeviceCount; ++i) { |
| 335 | UINT uDeviceID = (UINT)((i==-1) ? WAVE_MAPPER : i); |
| 336 | WAVEOUTCAPS woc; |
| 337 | MMRESULT mr; |
| 338 | |
| 339 | pj_bzero(&woc, sizeof(WAVEOUTCAPS)); |
| 340 | |
| 341 | mr = waveOutGetDevCaps(uDeviceID, &woc, sizeof(WAVEOUTCAPS)); |
| 342 | |
| 343 | if (mr == MMSYSERR_NOMEM) |
| 344 | return PJ_ENOMEM; |
| 345 | |
| 346 | if (mr != MMSYSERR_NOERROR) |
| 347 | continue; |
| 348 | |
| 349 | build_dev_info(uDeviceID, &wf->dev_info[wf->dev_count], |
| 350 | NULL, &woc); |
| 351 | ++wf->dev_count; |
| 352 | } |
| 353 | } |
| 354 | |
| 355 | PJ_LOG(4, (THIS_FILE, "WMME initialized, found %d devices:", |
| 356 | wf->dev_count)); |
| 357 | for (c = 0; c < wf->dev_count; ++c) { |
| 358 | PJ_LOG(4, (THIS_FILE, " dev_id %d: %s (in=%d, out=%d)", |
| 359 | c, |
| 360 | wf->dev_info[c].info.name, |
| 361 | wf->dev_info[c].info.input_count, |
| 362 | wf->dev_info[c].info.output_count)); |
| 363 | } |
| 364 | |
| 365 | return PJ_SUCCESS; |
| 366 | } |
| 367 | |
| 368 | /* API: destroy factory */ |
| 369 | static pj_status_t factory_destroy(pjmedia_aud_dev_factory *f) |
| 370 | { |
| 371 | struct wmme_factory *wf = (struct wmme_factory*)f; |
| 372 | pj_pool_t *pool = wf->pool; |
| 373 | |
| 374 | wf->pool = NULL; |
| 375 | pj_pool_release(pool); |
| 376 | |
| 377 | return PJ_SUCCESS; |
| 378 | } |
| 379 | |
| 380 | /* API: get number of devices */ |
| 381 | static unsigned factory_get_dev_count(pjmedia_aud_dev_factory *f) |
| 382 | { |
| 383 | struct wmme_factory *wf = (struct wmme_factory*)f; |
| 384 | return wf->dev_count; |
| 385 | } |
| 386 | |
| 387 | /* API: get device info */ |
| 388 | static pj_status_t factory_get_dev_info(pjmedia_aud_dev_factory *f, |
| 389 | unsigned index, |
| 390 | pjmedia_aud_dev_info *info) |
| 391 | { |
| 392 | struct wmme_factory *wf = (struct wmme_factory*)f; |
| 393 | |
| 394 | PJ_ASSERT_RETURN(index < wf->dev_count, PJMEDIA_EAUD_INVDEV); |
| 395 | |
| 396 | pj_memcpy(info, &wf->dev_info[index].info, sizeof(*info)); |
| 397 | |
| 398 | return PJ_SUCCESS; |
| 399 | } |
| 400 | |
| 401 | /* API: create default device parameter */ |
| 402 | static pj_status_t factory_default_param(pjmedia_aud_dev_factory *f, |
| 403 | unsigned index, |
Benny Prijono | 10454dc | 2009-02-21 14:21:59 +0000 | [diff] [blame] | 404 | pjmedia_aud_param *param) |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 405 | { |
| 406 | struct wmme_factory *wf = (struct wmme_factory*)f; |
| 407 | struct wmme_dev_info *di = &wf->dev_info[index]; |
| 408 | |
| 409 | PJ_ASSERT_RETURN(index < wf->dev_count, PJMEDIA_EAUD_INVDEV); |
| 410 | |
| 411 | pj_bzero(param, sizeof(*param)); |
| 412 | if (di->info.input_count && di->info.output_count) { |
| 413 | param->dir = PJMEDIA_DIR_CAPTURE_PLAYBACK; |
| 414 | param->rec_id = index; |
| 415 | param->play_id = index; |
| 416 | } else if (di->info.input_count) { |
| 417 | param->dir = PJMEDIA_DIR_CAPTURE; |
| 418 | param->rec_id = index; |
Benny Prijono | 96e74f3 | 2009-02-22 12:00:12 +0000 | [diff] [blame] | 419 | param->play_id = PJMEDIA_AUD_INVALID_DEV; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 420 | } else if (di->info.output_count) { |
| 421 | param->dir = PJMEDIA_DIR_PLAYBACK; |
| 422 | param->play_id = index; |
Benny Prijono | 96e74f3 | 2009-02-22 12:00:12 +0000 | [diff] [blame] | 423 | param->rec_id = PJMEDIA_AUD_INVALID_DEV; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 424 | } else { |
| 425 | return PJMEDIA_EAUD_INVDEV; |
| 426 | } |
| 427 | |
| 428 | param->clock_rate = di->info.default_samples_per_sec; |
| 429 | param->channel_count = 1; |
| 430 | param->samples_per_frame = di->info.default_samples_per_sec * 20 / 1000; |
| 431 | param->bits_per_sample = 16; |
Benny Prijono | 7a38000 | 2009-03-09 12:55:29 +0000 | [diff] [blame] | 432 | param->flags = PJMEDIA_AUD_DEV_CAP_INPUT_LATENCY | |
| 433 | PJMEDIA_AUD_DEV_CAP_OUTPUT_LATENCY; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 434 | param->input_latency_ms = PJMEDIA_SND_DEFAULT_REC_LATENCY; |
| 435 | param->output_latency_ms = PJMEDIA_SND_DEFAULT_PLAY_LATENCY; |
| 436 | |
| 437 | return PJ_SUCCESS; |
| 438 | } |
| 439 | |
| 440 | /* Internal: init WAVEFORMATEX */ |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 441 | static pj_status_t init_waveformatex(LPWAVEFORMATEX wfx, |
| 442 | const pjmedia_aud_param *prm) |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 443 | { |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 444 | |
| 445 | pj_bzero(wfx, sizeof(PCMWAVEFORMAT)); |
| 446 | if (prm->ext_fmt.id == PJMEDIA_FORMAT_L16) { |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 447 | enum { BYTES_PER_SAMPLE = 2 }; |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 448 | wfx->wFormatTag = WAVE_FORMAT_PCM; |
| 449 | wfx->nChannels = (pj_uint16_t)prm->channel_count; |
| 450 | wfx->nSamplesPerSec = prm->clock_rate; |
| 451 | wfx->nBlockAlign = (pj_uint16_t)(prm->channel_count * |
| 452 | BYTES_PER_SAMPLE); |
| 453 | wfx->nAvgBytesPerSec = prm->clock_rate * prm->channel_count * |
| 454 | BYTES_PER_SAMPLE; |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 455 | wfx->wBitsPerSample = 16; |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 456 | |
| 457 | return PJ_SUCCESS; |
| 458 | |
| 459 | } else if ((prm->flags & PJMEDIA_AUD_DEV_CAP_EXT_FORMAT) && |
| 460 | (prm->ext_fmt.id == PJMEDIA_FORMAT_PCMA || |
| 461 | prm->ext_fmt.id == PJMEDIA_FORMAT_PCMU)) |
| 462 | { |
| 463 | unsigned ptime; |
| 464 | |
| 465 | ptime = prm->samples_per_frame * 1000 / |
| 466 | (prm->clock_rate * prm->channel_count); |
| 467 | wfx->wFormatTag = (pj_uint16_t) |
| 468 | ((prm->ext_fmt.id==PJMEDIA_FORMAT_PCMA) ? |
| 469 | WAVE_FORMAT_ALAW : WAVE_FORMAT_MULAW); |
| 470 | wfx->nChannels = (pj_uint16_t)prm->channel_count; |
| 471 | wfx->nSamplesPerSec = prm->clock_rate; |
| 472 | wfx->nAvgBytesPerSec = prm->clock_rate * prm->channel_count; |
| 473 | wfx->nBlockAlign = (pj_uint16_t)(wfx->nAvgBytesPerSec * ptime / |
| 474 | 1000); |
| 475 | wfx->wBitsPerSample = 8; |
| 476 | wfx->cbSize = 0; |
| 477 | |
| 478 | return PJ_SUCCESS; |
| 479 | |
| 480 | } else { |
| 481 | |
| 482 | return PJMEDIA_EAUD_BADFORMAT; |
| 483 | |
| 484 | } |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 485 | } |
| 486 | |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 487 | /* Get format name */ |
| 488 | static const char *get_fmt_name(pj_uint32_t id) |
| 489 | { |
| 490 | static char name[8]; |
| 491 | |
| 492 | if (id == PJMEDIA_FORMAT_L16) |
Benny Prijono | 7a38000 | 2009-03-09 12:55:29 +0000 | [diff] [blame] | 493 | return "PCM"; |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 494 | pj_memcpy(name, &id, 4); |
| 495 | name[4] = '\0'; |
| 496 | return name; |
| 497 | } |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 498 | |
| 499 | /* Internal: create WMME player device. */ |
| 500 | static pj_status_t init_player_stream( struct wmme_factory *wf, |
| 501 | pj_pool_t *pool, |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 502 | struct wmme_stream *parent, |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 503 | struct wmme_channel *wmme_strm, |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 504 | const pjmedia_aud_param *prm, |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 505 | unsigned buffer_count) |
| 506 | { |
| 507 | MMRESULT mr; |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 508 | WAVEFORMATEX wfx; |
| 509 | unsigned i, ptime; |
| 510 | pj_status_t status; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 511 | |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 512 | PJ_ASSERT_RETURN(prm->play_id < (int)wf->dev_count, PJ_EINVAL); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 513 | |
| 514 | /* |
| 515 | * Create a wait event. |
| 516 | */ |
| 517 | wmme_strm->hEvent = CreateEvent(NULL, FALSE, FALSE, NULL); |
| 518 | if (NULL == wmme_strm->hEvent) |
| 519 | return pj_get_os_error(); |
| 520 | |
| 521 | /* |
| 522 | * Set up wave format structure for opening the device. |
| 523 | */ |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 524 | status = init_waveformatex(&wfx, prm); |
| 525 | if (status != PJ_SUCCESS) |
| 526 | return status; |
| 527 | |
| 528 | ptime = prm->samples_per_frame * 1000 / |
| 529 | (prm->clock_rate * prm->channel_count); |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 530 | parent->bytes_per_frame = wfx.nAvgBytesPerSec * ptime / 1000; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 531 | |
| 532 | /* |
| 533 | * Open wave device. |
| 534 | */ |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 535 | mr = waveOutOpen(&wmme_strm->hWave.Out, |
| 536 | wf->dev_info[prm->play_id].deviceId, |
| 537 | &wfx, (DWORD)wmme_strm->hEvent, 0, CALLBACK_EVENT); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 538 | if (mr != MMSYSERR_NOERROR) { |
Benny Prijono | 8eeab0b | 2009-03-04 19:00:28 +0000 | [diff] [blame] | 539 | return PJMEDIA_AUDIODEV_ERRNO_FROM_WMME_OUT(mr); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 540 | } |
| 541 | |
| 542 | /* Pause the wave out device */ |
| 543 | mr = waveOutPause(wmme_strm->hWave.Out); |
| 544 | if (mr != MMSYSERR_NOERROR) { |
Benny Prijono | 8eeab0b | 2009-03-04 19:00:28 +0000 | [diff] [blame] | 545 | return PJMEDIA_AUDIODEV_ERRNO_FROM_WMME_OUT(mr); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 546 | } |
| 547 | |
| 548 | /* |
| 549 | * Create the buffers. |
| 550 | */ |
| 551 | wmme_strm->WaveHdr = (WAVEHDR*) |
| 552 | pj_pool_zalloc(pool, sizeof(WAVEHDR) * buffer_count); |
| 553 | for (i = 0; i < buffer_count; ++i) { |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 554 | wmme_strm->WaveHdr[i].lpData = pj_pool_zalloc(pool, |
| 555 | parent->bytes_per_frame); |
| 556 | wmme_strm->WaveHdr[i].dwBufferLength = parent->bytes_per_frame; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 557 | mr = waveOutPrepareHeader(wmme_strm->hWave.Out, |
| 558 | &(wmme_strm->WaveHdr[i]), |
| 559 | sizeof(WAVEHDR)); |
| 560 | if (mr != MMSYSERR_NOERROR) { |
Benny Prijono | 8eeab0b | 2009-03-04 19:00:28 +0000 | [diff] [blame] | 561 | return PJMEDIA_AUDIODEV_ERRNO_FROM_WMME_OUT(mr); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 562 | } |
| 563 | mr = waveOutWrite(wmme_strm->hWave.Out, &(wmme_strm->WaveHdr[i]), |
| 564 | sizeof(WAVEHDR)); |
| 565 | if (mr != MMSYSERR_NOERROR) { |
Benny Prijono | 8eeab0b | 2009-03-04 19:00:28 +0000 | [diff] [blame] | 566 | return PJMEDIA_AUDIODEV_ERRNO_FROM_WMME_OUT(mr); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 567 | } |
| 568 | } |
| 569 | |
| 570 | wmme_strm->dwBufIdx = 0; |
| 571 | wmme_strm->dwMaxBufIdx = buffer_count; |
| 572 | wmme_strm->timestamp.u64 = 0; |
| 573 | |
| 574 | /* Done setting up play device. */ |
Benny Prijono | 2e98879 | 2009-02-23 10:21:33 +0000 | [diff] [blame] | 575 | PJ_LOG(4, (THIS_FILE, |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 576 | " WaveAPI Sound player \"%s\" initialized (" |
| 577 | "format=%s, clock_rate=%d, " |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 578 | "channel_count=%d, samples_per_frame=%d (%dms))", |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 579 | wf->dev_info[prm->play_id].info.name, |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 580 | get_fmt_name(prm->ext_fmt.id), |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 581 | prm->clock_rate, prm->channel_count, prm->samples_per_frame, |
| 582 | prm->samples_per_frame * 1000 / prm->clock_rate)); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 583 | |
| 584 | return PJ_SUCCESS; |
| 585 | } |
| 586 | |
| 587 | |
| 588 | /* Internal: create Windows Multimedia recorder device */ |
| 589 | static pj_status_t init_capture_stream( struct wmme_factory *wf, |
| 590 | pj_pool_t *pool, |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 591 | struct wmme_stream *parent, |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 592 | struct wmme_channel *wmme_strm, |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 593 | const pjmedia_aud_param *prm, |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 594 | unsigned buffer_count) |
| 595 | { |
| 596 | MMRESULT mr; |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 597 | WAVEFORMATEX wfx; |
| 598 | unsigned i, ptime; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 599 | |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 600 | PJ_ASSERT_RETURN(prm->rec_id < (int)wf->dev_count, PJ_EINVAL); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 601 | |
| 602 | /* |
| 603 | * Create a wait event. |
| 604 | */ |
| 605 | wmme_strm->hEvent = CreateEvent(NULL, FALSE, FALSE, NULL); |
| 606 | if (NULL == wmme_strm->hEvent) { |
| 607 | return pj_get_os_error(); |
| 608 | } |
| 609 | |
| 610 | /* |
| 611 | * Set up wave format structure for opening the device. |
| 612 | */ |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 613 | init_waveformatex(&wfx, prm); |
| 614 | ptime = prm->samples_per_frame * 1000 / |
| 615 | (prm->clock_rate * prm->channel_count); |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 616 | parent->bytes_per_frame = wfx.nAvgBytesPerSec * ptime / 1000; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 617 | |
| 618 | /* |
| 619 | * Open wave device. |
| 620 | */ |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 621 | mr = waveInOpen(&wmme_strm->hWave.In, |
| 622 | wf->dev_info[prm->rec_id].deviceId, |
| 623 | &wfx, (DWORD)wmme_strm->hEvent, 0, CALLBACK_EVENT); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 624 | if (mr != MMSYSERR_NOERROR) { |
Benny Prijono | 8eeab0b | 2009-03-04 19:00:28 +0000 | [diff] [blame] | 625 | return PJMEDIA_AUDIODEV_ERRNO_FROM_WMME_IN(mr); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 626 | } |
| 627 | |
| 628 | /* |
| 629 | * Create the buffers. |
| 630 | */ |
| 631 | wmme_strm->WaveHdr = (WAVEHDR*) |
| 632 | pj_pool_zalloc(pool, sizeof(WAVEHDR) * buffer_count); |
| 633 | for (i = 0; i < buffer_count; ++i) { |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 634 | wmme_strm->WaveHdr[i].lpData = pj_pool_zalloc(pool, |
| 635 | parent->bytes_per_frame); |
| 636 | wmme_strm->WaveHdr[i].dwBufferLength = parent->bytes_per_frame; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 637 | mr = waveInPrepareHeader(wmme_strm->hWave.In, |
| 638 | &(wmme_strm->WaveHdr[i]), |
| 639 | sizeof(WAVEHDR)); |
| 640 | if (mr != MMSYSERR_NOERROR) { |
Benny Prijono | 8eeab0b | 2009-03-04 19:00:28 +0000 | [diff] [blame] | 641 | return PJMEDIA_AUDIODEV_ERRNO_FROM_WMME_IN(mr); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 642 | } |
| 643 | mr = waveInAddBuffer(wmme_strm->hWave.In, &(wmme_strm->WaveHdr[i]), |
| 644 | sizeof(WAVEHDR)); |
| 645 | if (mr != MMSYSERR_NOERROR) { |
Benny Prijono | 8eeab0b | 2009-03-04 19:00:28 +0000 | [diff] [blame] | 646 | return PJMEDIA_AUDIODEV_ERRNO_FROM_WMME_IN(mr); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 647 | } |
| 648 | } |
| 649 | |
| 650 | wmme_strm->dwBufIdx = 0; |
| 651 | wmme_strm->dwMaxBufIdx = buffer_count; |
| 652 | wmme_strm->timestamp.u64 = 0; |
| 653 | |
| 654 | /* Done setting up play device. */ |
Benny Prijono | 2e98879 | 2009-02-23 10:21:33 +0000 | [diff] [blame] | 655 | PJ_LOG(4,(THIS_FILE, |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 656 | " WaveAPI Sound recorder \"%s\" initialized " |
| 657 | "(format=%s, clock_rate=%d, " |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 658 | "channel_count=%d, samples_per_frame=%d (%dms))", |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 659 | wf->dev_info[prm->rec_id].info.name, |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 660 | get_fmt_name(prm->ext_fmt.id), |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 661 | prm->clock_rate, prm->channel_count, prm->samples_per_frame, |
| 662 | prm->samples_per_frame * 1000 / prm->clock_rate)); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 663 | |
| 664 | return PJ_SUCCESS; |
| 665 | } |
| 666 | |
| 667 | |
| 668 | /* WMME capture and playback thread. */ |
| 669 | static int PJ_THREAD_FUNC wmme_dev_thread(void *arg) |
| 670 | { |
| 671 | struct wmme_stream *strm = (struct wmme_stream*)arg; |
| 672 | HANDLE events[3]; |
| 673 | unsigned eventCount; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 674 | pj_status_t status = PJ_SUCCESS; |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 675 | static unsigned rec_cnt, play_cnt; |
| 676 | |
| 677 | rec_cnt = play_cnt = 0; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 678 | |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 679 | eventCount = 0; |
| 680 | events[eventCount++] = strm->thread_quit_event; |
Benny Prijono | 7a38000 | 2009-03-09 12:55:29 +0000 | [diff] [blame] | 681 | if (strm->param.dir & PJMEDIA_DIR_PLAYBACK) |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 682 | events[eventCount++] = strm->play_strm.hEvent; |
Benny Prijono | 7a38000 | 2009-03-09 12:55:29 +0000 | [diff] [blame] | 683 | if (strm->param.dir & PJMEDIA_DIR_CAPTURE) |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 684 | events[eventCount++] = strm->rec_strm.hEvent; |
| 685 | |
| 686 | |
| 687 | /* Raise self priority. We don't want the audio to be distorted by |
| 688 | * system activity. |
| 689 | */ |
| 690 | #if defined(PJ_WIN32_WINCE) && PJ_WIN32_WINCE != 0 |
Benny Prijono | 7a38000 | 2009-03-09 12:55:29 +0000 | [diff] [blame] | 691 | if (strm->param.dir & PJMEDIA_DIR_PLAYBACK) |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 692 | CeSetThreadPriority(GetCurrentThread(), 153); |
| 693 | else |
| 694 | CeSetThreadPriority(GetCurrentThread(), 247); |
| 695 | #else |
| 696 | SetThreadPriority(GetCurrentThread(), THREAD_PRIORITY_TIME_CRITICAL); |
| 697 | #endif |
| 698 | |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 699 | /* |
| 700 | * Loop while not signalled to quit, wait for event objects to be |
| 701 | * signalled by WMME capture and play buffer. |
| 702 | */ |
| 703 | while (status == PJ_SUCCESS) |
| 704 | { |
| 705 | |
| 706 | DWORD rc; |
| 707 | pjmedia_dir signalled_dir; |
| 708 | |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 709 | /* Swap */ |
| 710 | if (eventCount==3) { |
| 711 | HANDLE hTemp = events[2]; |
| 712 | events[2] = events[1]; |
| 713 | events[1] = hTemp; |
| 714 | } |
| 715 | |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 716 | rc = WaitForMultipleObjects(eventCount, events, FALSE, INFINITE); |
| 717 | if (rc < WAIT_OBJECT_0 || rc >= WAIT_OBJECT_0 + eventCount) |
| 718 | continue; |
| 719 | |
| 720 | if (rc == WAIT_OBJECT_0) |
| 721 | break; |
| 722 | |
| 723 | if (rc == (WAIT_OBJECT_0 + 1)) |
| 724 | { |
| 725 | if (events[1] == strm->play_strm.hEvent) |
| 726 | signalled_dir = PJMEDIA_DIR_PLAYBACK; |
| 727 | else |
| 728 | signalled_dir = PJMEDIA_DIR_CAPTURE; |
| 729 | } |
| 730 | else |
| 731 | { |
| 732 | if (events[2] == strm->play_strm.hEvent) |
| 733 | signalled_dir = PJMEDIA_DIR_PLAYBACK; |
| 734 | else |
| 735 | signalled_dir = PJMEDIA_DIR_CAPTURE; |
| 736 | } |
| 737 | |
| 738 | |
| 739 | if (signalled_dir == PJMEDIA_DIR_PLAYBACK) |
| 740 | { |
| 741 | struct wmme_channel *wmme_strm = &strm->play_strm; |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 742 | |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 743 | status = PJ_SUCCESS; |
| 744 | |
| 745 | /* |
| 746 | * Windows Multimedia has requested us to feed some frames to |
| 747 | * playback buffer. |
| 748 | */ |
| 749 | |
| 750 | while (wmme_strm->WaveHdr[wmme_strm->dwBufIdx].dwFlags & WHDR_DONE) |
| 751 | { |
| 752 | void *buffer = wmme_strm->WaveHdr[wmme_strm->dwBufIdx].lpData; |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 753 | pjmedia_frame pcm_frame, *frame; |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 754 | MMRESULT mr = MMSYSERR_NOERROR; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 755 | |
| 756 | //PJ_LOG(5,(THIS_FILE, "Finished writing buffer %d", |
| 757 | // wmme_strm->dwBufIdx)); |
| 758 | |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 759 | if (strm->fmt_id == PJMEDIA_FORMAT_L16) { |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 760 | /* PCM mode */ |
| 761 | frame = &pcm_frame; |
| 762 | |
| 763 | frame->type = PJMEDIA_FRAME_TYPE_AUDIO; |
| 764 | frame->size = strm->bytes_per_frame; |
| 765 | frame->buf = buffer; |
| 766 | frame->timestamp.u64 = wmme_strm->timestamp.u64; |
| 767 | frame->bit_info = 0; |
| 768 | } else { |
| 769 | /* Codec mode */ |
| 770 | frame = &strm->xfrm->base; |
| 771 | |
| 772 | strm->xfrm->base.type = PJMEDIA_FRAME_TYPE_EXTENDED; |
| 773 | strm->xfrm->base.size = strm->bytes_per_frame; |
| 774 | strm->xfrm->base.buf = NULL; |
| 775 | strm->xfrm->base.timestamp.u64 = wmme_strm->timestamp.u64; |
| 776 | strm->xfrm->base.bit_info = 0; |
| 777 | } |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 778 | |
| 779 | /* Get frame from application. */ |
Benny Prijono | 2e98879 | 2009-02-23 10:21:33 +0000 | [diff] [blame] | 780 | //PJ_LOG(5,(THIS_FILE, "xxx %u play_cb", play_cnt++)); |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 781 | status = (*strm->play_cb)(strm->user_data, frame); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 782 | |
| 783 | if (status != PJ_SUCCESS) |
| 784 | break; |
| 785 | |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 786 | if (strm->fmt_id == PJMEDIA_FORMAT_L16) { |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 787 | /* PCM mode */ |
| 788 | if (frame->type == PJMEDIA_FRAME_TYPE_NONE) { |
| 789 | pj_bzero(buffer, strm->bytes_per_frame); |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 790 | } else if (frame->type == PJMEDIA_FRAME_TYPE_EXTENDED) { |
| 791 | pj_assert(!"Frame type not supported"); |
| 792 | } else if (frame->type == PJMEDIA_FRAME_TYPE_AUDIO) { |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 793 | /* Nothing to do */ |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 794 | } else { |
| 795 | pj_assert(!"Frame type not supported"); |
| 796 | } |
| 797 | } else { |
| 798 | /* Codec mode */ |
| 799 | if (frame->type == PJMEDIA_FRAME_TYPE_NONE) { |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 800 | pj_memset(buffer, strm->silence_char, |
| 801 | strm->bytes_per_frame); |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 802 | } else if (frame->type == PJMEDIA_FRAME_TYPE_EXTENDED) { |
| 803 | unsigned sz; |
| 804 | sz = pjmedia_frame_ext_copy_payload(strm->xfrm, |
| 805 | buffer, |
| 806 | strm->bytes_per_frame); |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 807 | if (sz < strm->bytes_per_frame) { |
| 808 | pj_memset((char*)buffer+sz, |
| 809 | strm->silence_char, |
| 810 | strm->bytes_per_frame - sz); |
| 811 | } |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 812 | } else { |
| 813 | pj_assert(!"Frame type not supported"); |
| 814 | } |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 815 | } |
| 816 | |
| 817 | /* Write to the device. */ |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 818 | mr = waveOutWrite(wmme_strm->hWave.Out, |
| 819 | &(wmme_strm->WaveHdr[wmme_strm->dwBufIdx]), |
| 820 | sizeof(WAVEHDR)); |
| 821 | if (mr != MMSYSERR_NOERROR) { |
Benny Prijono | 8eeab0b | 2009-03-04 19:00:28 +0000 | [diff] [blame] | 822 | status = PJMEDIA_AUDIODEV_ERRNO_FROM_WMME_OUT(mr); |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 823 | break; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 824 | } |
| 825 | |
| 826 | /* Increment position. */ |
| 827 | if (++wmme_strm->dwBufIdx >= wmme_strm->dwMaxBufIdx) |
| 828 | wmme_strm->dwBufIdx = 0; |
Benny Prijono | 7a38000 | 2009-03-09 12:55:29 +0000 | [diff] [blame] | 829 | wmme_strm->timestamp.u64 += strm->param.samples_per_frame / |
| 830 | strm->param.channel_count; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 831 | } |
| 832 | } |
| 833 | else |
| 834 | { |
| 835 | struct wmme_channel *wmme_strm = &strm->rec_strm; |
| 836 | MMRESULT mr = MMSYSERR_NOERROR; |
| 837 | status = PJ_SUCCESS; |
| 838 | |
| 839 | /* |
| 840 | * Windows Multimedia has indicated that it has some frames ready |
| 841 | * in the capture buffer. Get as much frames as possible to |
| 842 | * prevent overflows. |
| 843 | */ |
| 844 | #if 0 |
| 845 | { |
| 846 | static DWORD tc = 0; |
| 847 | DWORD now = GetTickCount(); |
| 848 | DWORD i = 0; |
| 849 | DWORD bits = 0; |
| 850 | |
| 851 | if (tc == 0) tc = now; |
| 852 | |
| 853 | for (i = 0; i < wmme_strm->dwMaxBufIdx; ++i) |
| 854 | { |
| 855 | bits = bits << 4; |
| 856 | bits |= wmme_strm->WaveHdr[i].dwFlags & WHDR_DONE; |
| 857 | } |
| 858 | PJ_LOG(5,(THIS_FILE, "Record Signal> Index: %d, Delta: %4.4d, " |
| 859 | "Flags: %6.6x\n", |
| 860 | wmme_strm->dwBufIdx, |
| 861 | now - tc, |
| 862 | bits)); |
| 863 | tc = now; |
| 864 | } |
| 865 | #endif |
| 866 | |
| 867 | while (wmme_strm->WaveHdr[wmme_strm->dwBufIdx].dwFlags & WHDR_DONE) |
| 868 | { |
| 869 | char* buffer = (char*) |
| 870 | wmme_strm->WaveHdr[wmme_strm->dwBufIdx].lpData; |
| 871 | unsigned cap_len = |
| 872 | wmme_strm->WaveHdr[wmme_strm->dwBufIdx].dwBytesRecorded; |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 873 | pjmedia_frame pcm_frame, *frame; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 874 | |
| 875 | /* |
| 876 | PJ_LOG(5,(THIS_FILE, "Read %d bytes from buffer %d", cap_len, |
| 877 | wmme_strm->dwBufIdx)); |
| 878 | */ |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 879 | |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 880 | if (strm->fmt_id == PJMEDIA_FORMAT_L16) { |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 881 | /* PCM mode */ |
| 882 | if (cap_len < strm->bytes_per_frame) |
| 883 | pj_bzero(buffer + cap_len, |
| 884 | strm->bytes_per_frame - cap_len); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 885 | |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 886 | /* Copy the audio data out of the wave buffer. */ |
| 887 | pj_memcpy(strm->buffer, buffer, strm->bytes_per_frame); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 888 | |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 889 | /* Prepare frame */ |
| 890 | frame = &pcm_frame; |
| 891 | frame->type = PJMEDIA_FRAME_TYPE_AUDIO; |
| 892 | frame->buf = strm->buffer; |
| 893 | frame->size = strm->bytes_per_frame; |
| 894 | frame->timestamp.u64 = wmme_strm->timestamp.u64; |
| 895 | frame->bit_info = 0; |
| 896 | |
| 897 | } else { |
| 898 | /* Codec mode */ |
| 899 | frame = &strm->xfrm->base; |
| 900 | |
| 901 | frame->type = PJMEDIA_FRAME_TYPE_EXTENDED; |
| 902 | frame->buf = NULL; |
| 903 | frame->size = strm->bytes_per_frame; |
| 904 | frame->timestamp.u64 = wmme_strm->timestamp.u64; |
| 905 | frame->bit_info = 0; |
| 906 | |
| 907 | strm->xfrm->samples_cnt = 0; |
| 908 | strm->xfrm->subframe_cnt = 0; |
Benny Prijono | 7a38000 | 2009-03-09 12:55:29 +0000 | [diff] [blame] | 909 | pjmedia_frame_ext_append_subframe( |
| 910 | strm->xfrm, buffer, |
| 911 | strm->bytes_per_frame *8, |
| 912 | strm->param.samples_per_frame |
| 913 | ); |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 914 | } |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 915 | |
| 916 | /* Re-add the buffer to the device. */ |
| 917 | mr = waveInAddBuffer(wmme_strm->hWave.In, |
| 918 | &(wmme_strm->WaveHdr[wmme_strm->dwBufIdx]), |
| 919 | sizeof(WAVEHDR)); |
| 920 | if (mr != MMSYSERR_NOERROR) { |
Benny Prijono | 8eeab0b | 2009-03-04 19:00:28 +0000 | [diff] [blame] | 921 | status = PJMEDIA_AUDIODEV_ERRNO_FROM_WMME_IN(mr); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 922 | break; |
| 923 | } |
| 924 | |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 925 | |
| 926 | /* Call callback */ |
Benny Prijono | 2e98879 | 2009-02-23 10:21:33 +0000 | [diff] [blame] | 927 | //PJ_LOG(5,(THIS_FILE, "xxx %u rec_cb", rec_cnt++)); |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 928 | status = (*strm->rec_cb)(strm->user_data, frame); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 929 | if (status != PJ_SUCCESS) |
| 930 | break; |
| 931 | |
| 932 | /* Increment position. */ |
| 933 | if (++wmme_strm->dwBufIdx >= wmme_strm->dwMaxBufIdx) |
| 934 | wmme_strm->dwBufIdx = 0; |
Benny Prijono | 7a38000 | 2009-03-09 12:55:29 +0000 | [diff] [blame] | 935 | wmme_strm->timestamp.u64 += strm->param.samples_per_frame / |
| 936 | strm->param.channel_count; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 937 | } |
| 938 | } |
| 939 | } |
| 940 | |
| 941 | PJ_LOG(5,(THIS_FILE, "WMME: thread stopping..")); |
| 942 | return 0; |
| 943 | } |
| 944 | |
| 945 | |
| 946 | /* API: create stream */ |
| 947 | static pj_status_t factory_create_stream(pjmedia_aud_dev_factory *f, |
Benny Prijono | 10454dc | 2009-02-21 14:21:59 +0000 | [diff] [blame] | 948 | const pjmedia_aud_param *param, |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 949 | pjmedia_aud_rec_cb rec_cb, |
| 950 | pjmedia_aud_play_cb play_cb, |
| 951 | void *user_data, |
| 952 | pjmedia_aud_stream **p_aud_strm) |
| 953 | { |
| 954 | struct wmme_factory *wf = (struct wmme_factory*)f; |
| 955 | pj_pool_t *pool; |
| 956 | struct wmme_stream *strm; |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 957 | pj_uint8_t silence_char; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 958 | pj_status_t status; |
| 959 | |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 960 | switch (param->ext_fmt.id) { |
| 961 | case PJMEDIA_FORMAT_L16: |
| 962 | silence_char = '\0'; |
| 963 | break; |
| 964 | case PJMEDIA_FORMAT_ALAW: |
| 965 | silence_char = (pj_uint8_t)'\xd5'; |
| 966 | break; |
| 967 | case PJMEDIA_FORMAT_ULAW: |
| 968 | silence_char = (pj_uint8_t)'\xff'; |
| 969 | break; |
| 970 | default: |
| 971 | return PJMEDIA_EAUD_BADFORMAT; |
| 972 | } |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 973 | |
| 974 | /* Create and Initialize stream descriptor */ |
| 975 | pool = pj_pool_create(wf->pf, "wmme-dev", 1000, 1000, NULL); |
| 976 | PJ_ASSERT_RETURN(pool != NULL, PJ_ENOMEM); |
| 977 | |
| 978 | strm = PJ_POOL_ZALLOC_T(pool, struct wmme_stream); |
Benny Prijono | 7a38000 | 2009-03-09 12:55:29 +0000 | [diff] [blame] | 979 | pj_memcpy(&strm->param, param, sizeof(*param)); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 980 | strm->pool = pool; |
| 981 | strm->rec_cb = rec_cb; |
| 982 | strm->play_cb = play_cb; |
| 983 | strm->user_data = user_data; |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 984 | strm->fmt_id = param->ext_fmt.id; |
| 985 | strm->silence_char = silence_char; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 986 | |
| 987 | /* Create player stream */ |
| 988 | if (param->dir & PJMEDIA_DIR_PLAYBACK) { |
| 989 | unsigned buf_count; |
| 990 | |
Benny Prijono | 7a38000 | 2009-03-09 12:55:29 +0000 | [diff] [blame] | 991 | if ((param->flags & PJMEDIA_AUD_DEV_CAP_OUTPUT_LATENCY)==0) { |
| 992 | strm->param.flags |= PJMEDIA_AUD_DEV_CAP_OUTPUT_LATENCY; |
| 993 | strm->param.output_latency_ms = PJMEDIA_SND_DEFAULT_PLAY_LATENCY; |
| 994 | } |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 995 | |
Benny Prijono | 7a38000 | 2009-03-09 12:55:29 +0000 | [diff] [blame] | 996 | buf_count = strm->param.output_latency_ms * param->clock_rate * |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 997 | param->channel_count / param->samples_per_frame / 1000; |
| 998 | |
| 999 | status = init_player_stream(wf, strm->pool, |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 1000 | strm, |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1001 | &strm->play_strm, |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 1002 | param, |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1003 | buf_count); |
| 1004 | |
| 1005 | if (status != PJ_SUCCESS) { |
| 1006 | stream_destroy(&strm->base); |
| 1007 | return status; |
| 1008 | } |
| 1009 | } |
| 1010 | |
| 1011 | /* Create capture stream */ |
| 1012 | if (param->dir & PJMEDIA_DIR_CAPTURE) { |
| 1013 | unsigned buf_count; |
| 1014 | |
Benny Prijono | 7a38000 | 2009-03-09 12:55:29 +0000 | [diff] [blame] | 1015 | if ((param->flags & PJMEDIA_AUD_DEV_CAP_INPUT_LATENCY)==0) { |
| 1016 | strm->param.flags |= PJMEDIA_AUD_DEV_CAP_INPUT_LATENCY; |
| 1017 | strm->param.input_latency_ms = PJMEDIA_SND_DEFAULT_REC_LATENCY; |
| 1018 | } |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1019 | |
Benny Prijono | 7a38000 | 2009-03-09 12:55:29 +0000 | [diff] [blame] | 1020 | buf_count = strm->param.input_latency_ms * param->clock_rate * |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1021 | param->channel_count / param->samples_per_frame / 1000; |
| 1022 | |
| 1023 | status = init_capture_stream(wf, strm->pool, |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 1024 | strm, |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1025 | &strm->rec_strm, |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 1026 | param, |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1027 | buf_count); |
| 1028 | |
| 1029 | if (status != PJ_SUCCESS) { |
| 1030 | stream_destroy(&strm->base); |
| 1031 | return status; |
| 1032 | } |
| 1033 | } |
| 1034 | |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 1035 | strm->buffer = pj_pool_alloc(pool, strm->bytes_per_frame); |
| 1036 | if (!strm->buffer) { |
| 1037 | pj_pool_release(pool); |
| 1038 | return PJ_ENOMEM; |
| 1039 | } |
| 1040 | |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 1041 | /* If format is extended, must create buffer for the extended frame. */ |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 1042 | if (strm->fmt_id != PJMEDIA_FORMAT_L16) { |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 1043 | strm->xfrm_size = sizeof(pjmedia_frame_ext) + |
| 1044 | 32 * sizeof(pjmedia_frame_ext_subframe) + |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 1045 | strm->bytes_per_frame + 4; |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 1046 | strm->xfrm = (pjmedia_frame_ext*) |
| 1047 | pj_pool_alloc(pool, strm->xfrm_size); |
| 1048 | } |
| 1049 | |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1050 | /* Create the stop event */ |
| 1051 | strm->thread_quit_event = CreateEvent(NULL, FALSE, FALSE, NULL); |
| 1052 | if (strm->thread_quit_event == NULL) { |
| 1053 | status = pj_get_os_error(); |
| 1054 | stream_destroy(&strm->base); |
| 1055 | return status; |
| 1056 | } |
| 1057 | |
| 1058 | /* Create and start the thread */ |
| 1059 | status = pj_thread_create(pool, "wmme", &wmme_dev_thread, strm, 0, 0, |
| 1060 | &strm->thread); |
| 1061 | if (status != PJ_SUCCESS) { |
| 1062 | stream_destroy(&strm->base); |
| 1063 | return status; |
| 1064 | } |
| 1065 | |
Benny Prijono | 7a38000 | 2009-03-09 12:55:29 +0000 | [diff] [blame] | 1066 | /* Apply the remaining settings */ |
| 1067 | if (param->flags & PJMEDIA_AUD_DEV_CAP_OUTPUT_VOLUME_SETTING) { |
| 1068 | stream_set_cap(&strm->base, PJMEDIA_AUD_DEV_CAP_OUTPUT_VOLUME_SETTING, |
| 1069 | ¶m->output_vol); |
| 1070 | } |
| 1071 | |
| 1072 | |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1073 | /* Done */ |
| 1074 | strm->base.op = &stream_op; |
| 1075 | *p_aud_strm = &strm->base; |
| 1076 | |
| 1077 | return PJ_SUCCESS; |
| 1078 | } |
| 1079 | |
| 1080 | /* API: Get stream info. */ |
| 1081 | static pj_status_t stream_get_param(pjmedia_aud_stream *s, |
Benny Prijono | 10454dc | 2009-02-21 14:21:59 +0000 | [diff] [blame] | 1082 | pjmedia_aud_param *pi) |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1083 | { |
| 1084 | struct wmme_stream *strm = (struct wmme_stream*)s; |
| 1085 | |
| 1086 | PJ_ASSERT_RETURN(strm && pi, PJ_EINVAL); |
| 1087 | |
Benny Prijono | 7a38000 | 2009-03-09 12:55:29 +0000 | [diff] [blame] | 1088 | pj_memcpy(pi, &strm->param, sizeof(*pi)); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1089 | |
Benny Prijono | 85bdaa8 | 2009-03-09 13:22:01 +0000 | [diff] [blame^] | 1090 | /* Update the volume setting */ |
| 1091 | if (stream_get_cap(s, PJMEDIA_AUD_DEV_CAP_OUTPUT_VOLUME_SETTING, |
| 1092 | &pi->output_vol) == PJ_SUCCESS) |
| 1093 | { |
| 1094 | pi->flags |= PJMEDIA_AUD_DEV_CAP_OUTPUT_VOLUME_SETTING; |
| 1095 | } |
| 1096 | |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1097 | return PJ_SUCCESS; |
| 1098 | } |
| 1099 | |
| 1100 | /* API: get capability */ |
| 1101 | static pj_status_t stream_get_cap(pjmedia_aud_stream *s, |
| 1102 | pjmedia_aud_dev_cap cap, |
| 1103 | void *pval) |
| 1104 | { |
| 1105 | struct wmme_stream *strm = (struct wmme_stream*)s; |
| 1106 | |
| 1107 | PJ_ASSERT_RETURN(s && pval, PJ_EINVAL); |
| 1108 | |
| 1109 | if (cap==PJMEDIA_AUD_DEV_CAP_INPUT_LATENCY && |
Benny Prijono | 7a38000 | 2009-03-09 12:55:29 +0000 | [diff] [blame] | 1110 | (strm->param.dir & PJMEDIA_DIR_CAPTURE)) |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1111 | { |
| 1112 | /* Recording latency */ |
Benny Prijono | 7a38000 | 2009-03-09 12:55:29 +0000 | [diff] [blame] | 1113 | *(unsigned*)pval = strm->param.input_latency_ms; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1114 | return PJ_SUCCESS; |
| 1115 | } else if (cap==PJMEDIA_AUD_DEV_CAP_OUTPUT_LATENCY && |
Benny Prijono | 7a38000 | 2009-03-09 12:55:29 +0000 | [diff] [blame] | 1116 | (strm->param.dir & PJMEDIA_DIR_PLAYBACK)) |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1117 | { |
| 1118 | /* Playback latency */ |
Benny Prijono | 7a38000 | 2009-03-09 12:55:29 +0000 | [diff] [blame] | 1119 | *(unsigned*)pval = strm->param.output_latency_ms; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1120 | return PJ_SUCCESS; |
| 1121 | } else if (cap==PJMEDIA_AUD_DEV_CAP_OUTPUT_VOLUME_SETTING && |
| 1122 | strm->play_strm.hWave.Out) |
| 1123 | { |
| 1124 | /* Output volume setting */ |
Benny Prijono | 7a38000 | 2009-03-09 12:55:29 +0000 | [diff] [blame] | 1125 | DWORD waveVol; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1126 | MMRESULT mr; |
| 1127 | |
Benny Prijono | 7a38000 | 2009-03-09 12:55:29 +0000 | [diff] [blame] | 1128 | mr = waveOutGetVolume(strm->play_strm.hWave.Out, &waveVol); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1129 | if (mr != MMSYSERR_NOERROR) { |
Benny Prijono | 8eeab0b | 2009-03-04 19:00:28 +0000 | [diff] [blame] | 1130 | return PJMEDIA_AUDIODEV_ERRNO_FROM_WMME_OUT(mr); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1131 | } |
| 1132 | |
Benny Prijono | 7a38000 | 2009-03-09 12:55:29 +0000 | [diff] [blame] | 1133 | waveVol &= 0xFFFF; |
| 1134 | *(unsigned*)pval = (waveVol * 100) / 0xFFFF; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1135 | return PJ_SUCCESS; |
| 1136 | } else { |
Benny Prijono | 64f9138 | 2009-03-05 18:02:28 +0000 | [diff] [blame] | 1137 | return PJMEDIA_EAUD_INVCAP; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1138 | } |
| 1139 | } |
| 1140 | |
| 1141 | /* API: set capability */ |
| 1142 | static pj_status_t stream_set_cap(pjmedia_aud_stream *s, |
| 1143 | pjmedia_aud_dev_cap cap, |
| 1144 | const void *pval) |
| 1145 | { |
| 1146 | struct wmme_stream *strm = (struct wmme_stream*)s; |
| 1147 | |
| 1148 | PJ_ASSERT_RETURN(s && pval, PJ_EINVAL); |
| 1149 | |
| 1150 | if (cap==PJMEDIA_AUD_DEV_CAP_OUTPUT_VOLUME_SETTING && |
| 1151 | strm->play_strm.hWave.Out) |
| 1152 | { |
| 1153 | /* Output volume setting */ |
Benny Prijono | 7a38000 | 2009-03-09 12:55:29 +0000 | [diff] [blame] | 1154 | unsigned vol = *(unsigned*)pval; |
| 1155 | DWORD waveVol; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1156 | MMRESULT mr; |
Benny Prijono | 7a38000 | 2009-03-09 12:55:29 +0000 | [diff] [blame] | 1157 | pj_status_t status; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1158 | |
Benny Prijono | 7a38000 | 2009-03-09 12:55:29 +0000 | [diff] [blame] | 1159 | if (vol > 100) |
| 1160 | vol = 100; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1161 | |
Benny Prijono | 7a38000 | 2009-03-09 12:55:29 +0000 | [diff] [blame] | 1162 | waveVol = (vol * 0xFFFF) / 100; |
| 1163 | waveVol |= (waveVol << 16); |
| 1164 | |
| 1165 | mr = waveOutSetVolume(strm->play_strm.hWave.Out, waveVol); |
| 1166 | status = (mr==MMSYSERR_NOERROR)? PJ_SUCCESS : |
Benny Prijono | 8eeab0b | 2009-03-04 19:00:28 +0000 | [diff] [blame] | 1167 | PJMEDIA_AUDIODEV_ERRNO_FROM_WMME_OUT(mr); |
Benny Prijono | 7a38000 | 2009-03-09 12:55:29 +0000 | [diff] [blame] | 1168 | if (status == PJ_SUCCESS) { |
| 1169 | strm->param.output_vol = *(unsigned*)pval; |
| 1170 | } |
| 1171 | return status; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1172 | } |
| 1173 | |
Benny Prijono | 64f9138 | 2009-03-05 18:02:28 +0000 | [diff] [blame] | 1174 | return PJMEDIA_EAUD_INVCAP; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1175 | } |
| 1176 | |
| 1177 | /* API: Start stream. */ |
| 1178 | static pj_status_t stream_start(pjmedia_aud_stream *strm) |
| 1179 | { |
| 1180 | struct wmme_stream *stream = (struct wmme_stream*)strm; |
| 1181 | MMRESULT mr; |
| 1182 | |
| 1183 | if (stream->play_strm.hWave.Out != NULL) |
| 1184 | { |
| 1185 | mr = waveOutRestart(stream->play_strm.hWave.Out); |
| 1186 | if (mr != MMSYSERR_NOERROR) { |
Benny Prijono | 8eeab0b | 2009-03-04 19:00:28 +0000 | [diff] [blame] | 1187 | return PJMEDIA_AUDIODEV_ERRNO_FROM_WMME_OUT(mr); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1188 | } |
Benny Prijono | 2e98879 | 2009-02-23 10:21:33 +0000 | [diff] [blame] | 1189 | PJ_LOG(4,(THIS_FILE, "WMME playback stream started")); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1190 | } |
| 1191 | |
| 1192 | if (stream->rec_strm.hWave.In != NULL) |
| 1193 | { |
| 1194 | mr = waveInStart(stream->rec_strm.hWave.In); |
| 1195 | if (mr != MMSYSERR_NOERROR) { |
Benny Prijono | 8eeab0b | 2009-03-04 19:00:28 +0000 | [diff] [blame] | 1196 | return PJMEDIA_AUDIODEV_ERRNO_FROM_WMME_IN(mr); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1197 | } |
Benny Prijono | 2e98879 | 2009-02-23 10:21:33 +0000 | [diff] [blame] | 1198 | PJ_LOG(4,(THIS_FILE, "WMME capture stream started")); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1199 | } |
| 1200 | |
| 1201 | return PJ_SUCCESS; |
| 1202 | } |
| 1203 | |
| 1204 | /* API: Stop stream. */ |
| 1205 | static pj_status_t stream_stop(pjmedia_aud_stream *strm) |
| 1206 | { |
| 1207 | struct wmme_stream *stream = (struct wmme_stream*)strm; |
| 1208 | MMRESULT mr; |
| 1209 | |
| 1210 | PJ_ASSERT_RETURN(stream != NULL, PJ_EINVAL); |
| 1211 | |
| 1212 | if (stream->play_strm.hWave.Out != NULL) |
| 1213 | { |
| 1214 | mr = waveOutPause(stream->play_strm.hWave.Out); |
| 1215 | if (mr != MMSYSERR_NOERROR) { |
Benny Prijono | 8eeab0b | 2009-03-04 19:00:28 +0000 | [diff] [blame] | 1216 | return PJMEDIA_AUDIODEV_ERRNO_FROM_WMME_OUT(mr); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1217 | } |
Benny Prijono | 2e98879 | 2009-02-23 10:21:33 +0000 | [diff] [blame] | 1218 | PJ_LOG(4,(THIS_FILE, "Stopped WMME playback stream")); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1219 | } |
| 1220 | |
| 1221 | if (stream->rec_strm.hWave.In != NULL) |
| 1222 | { |
| 1223 | mr = waveInStop(stream->rec_strm.hWave.In); |
| 1224 | if (mr != MMSYSERR_NOERROR) { |
Benny Prijono | 8eeab0b | 2009-03-04 19:00:28 +0000 | [diff] [blame] | 1225 | return PJMEDIA_AUDIODEV_ERRNO_FROM_WMME_IN(mr); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1226 | } |
Benny Prijono | 2e98879 | 2009-02-23 10:21:33 +0000 | [diff] [blame] | 1227 | PJ_LOG(4,(THIS_FILE, "Stopped WMME capture stream")); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1228 | } |
| 1229 | |
| 1230 | return PJ_SUCCESS; |
| 1231 | } |
| 1232 | |
| 1233 | |
| 1234 | /* API: Destroy stream. */ |
| 1235 | static pj_status_t stream_destroy(pjmedia_aud_stream *strm) |
| 1236 | { |
| 1237 | struct wmme_stream *stream = (struct wmme_stream*)strm; |
| 1238 | unsigned i; |
| 1239 | |
| 1240 | PJ_ASSERT_RETURN(stream != NULL, PJ_EINVAL); |
| 1241 | |
| 1242 | stream_stop(strm); |
| 1243 | |
| 1244 | if (stream->thread) |
| 1245 | { |
| 1246 | SetEvent(stream->thread_quit_event); |
| 1247 | pj_thread_join(stream->thread); |
| 1248 | pj_thread_destroy(stream->thread); |
| 1249 | stream->thread = NULL; |
| 1250 | } |
| 1251 | |
| 1252 | /* Unprepare the headers and close the play device */ |
| 1253 | if (stream->play_strm.hWave.Out) |
| 1254 | { |
| 1255 | waveOutReset(stream->play_strm.hWave.Out); |
| 1256 | for (i = 0; i < stream->play_strm.dwMaxBufIdx; ++i) |
| 1257 | waveOutUnprepareHeader(stream->play_strm.hWave.Out, |
| 1258 | &(stream->play_strm.WaveHdr[i]), |
| 1259 | sizeof(WAVEHDR)); |
| 1260 | waveOutClose(stream->play_strm.hWave.Out); |
| 1261 | stream->play_strm.hWave.Out = NULL; |
| 1262 | } |
| 1263 | |
| 1264 | /* Close the play event */ |
| 1265 | if (stream->play_strm.hEvent) |
| 1266 | { |
| 1267 | CloseHandle(stream->play_strm.hEvent); |
| 1268 | stream->play_strm.hEvent = NULL; |
| 1269 | } |
| 1270 | |
| 1271 | /* Unprepare the headers and close the record device */ |
| 1272 | if (stream->rec_strm.hWave.In) |
| 1273 | { |
| 1274 | waveInReset(stream->rec_strm.hWave.In); |
| 1275 | for (i = 0; i < stream->play_strm.dwMaxBufIdx; ++i) |
| 1276 | waveInUnprepareHeader(stream->rec_strm.hWave.In, |
| 1277 | &(stream->rec_strm.WaveHdr[i]), |
| 1278 | sizeof(WAVEHDR)); |
| 1279 | waveInClose(stream->rec_strm.hWave.In); |
| 1280 | stream->rec_strm.hWave.In = NULL; |
| 1281 | } |
| 1282 | |
| 1283 | /* Close the record event */ |
| 1284 | if (stream->rec_strm.hEvent) |
| 1285 | { |
| 1286 | CloseHandle(stream->rec_strm.hEvent); |
| 1287 | stream->rec_strm.hEvent = NULL; |
| 1288 | } |
| 1289 | |
| 1290 | pj_pool_release(stream->pool); |
| 1291 | |
| 1292 | return PJ_SUCCESS; |
| 1293 | } |
| 1294 | |
Benny Prijono | 8eeab0b | 2009-03-04 19:00:28 +0000 | [diff] [blame] | 1295 | #endif /* PJMEDIA_AUDIO_DEV_HAS_WMME */ |
| 1296 | |