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 | |
| 50 | |
| 51 | /* WMME device info */ |
| 52 | struct wmme_dev_info |
| 53 | { |
| 54 | pjmedia_aud_dev_info info; |
| 55 | unsigned deviceId; |
| 56 | }; |
| 57 | |
| 58 | /* WMME factory */ |
| 59 | struct wmme_factory |
| 60 | { |
| 61 | pjmedia_aud_dev_factory base; |
| 62 | pj_pool_t *pool; |
| 63 | pj_pool_factory *pf; |
| 64 | |
| 65 | unsigned dev_count; |
| 66 | struct wmme_dev_info *dev_info; |
| 67 | }; |
| 68 | |
| 69 | |
| 70 | /* Individual WMME capture/playback stream descriptor */ |
| 71 | struct wmme_channel |
| 72 | { |
| 73 | union |
| 74 | { |
| 75 | HWAVEIN In; |
| 76 | HWAVEOUT Out; |
| 77 | } hWave; |
| 78 | |
| 79 | WAVEHDR *WaveHdr; |
| 80 | HANDLE hEvent; |
| 81 | DWORD dwBufIdx; |
| 82 | DWORD dwMaxBufIdx; |
| 83 | unsigned latency_ms; |
| 84 | pj_timestamp timestamp; |
| 85 | }; |
| 86 | |
| 87 | |
| 88 | /* Sound stream. */ |
| 89 | struct wmme_stream |
| 90 | { |
| 91 | pjmedia_aud_stream base; |
| 92 | pjmedia_dir dir; /**< Sound direction. */ |
| 93 | int play_id; /**< Playback dev id. */ |
| 94 | int rec_id; /**< Recording dev id. */ |
| 95 | pj_pool_t *pool; /**< Memory pool. */ |
| 96 | |
| 97 | pjmedia_aud_rec_cb rec_cb; /**< Capture callback. */ |
| 98 | pjmedia_aud_play_cb play_cb; /**< Playback callback. */ |
| 99 | void *user_data; /**< Application data. */ |
| 100 | |
| 101 | struct wmme_channel play_strm; /**< Playback stream. */ |
| 102 | struct wmme_channel rec_strm; /**< Capture stream. */ |
| 103 | |
| 104 | void *buffer; /**< Temp. frame buffer. */ |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 105 | pjmedia_format_id fmt_id; /**< Frame format */ |
| 106 | pj_uint8_t silence_char; /**< Silence pattern */ |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 107 | unsigned clock_rate; /**< Clock rate. */ |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 108 | unsigned bytes_per_frame; /**< Bytes per frame */ |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 109 | unsigned samples_per_frame; /**< Samples per frame. */ |
| 110 | unsigned bits_per_sample; /**< Bits per sample. */ |
| 111 | unsigned channel_count; /**< Channel count. */ |
| 112 | |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 113 | pjmedia_frame_ext *xfrm; /**< Extended frame buffer */ |
| 114 | unsigned xfrm_size; /**< Total ext frm size */ |
| 115 | |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 116 | pj_thread_t *thread; /**< Thread handle. */ |
| 117 | HANDLE thread_quit_event; /**< Quit signal to thread */ |
| 118 | }; |
| 119 | |
| 120 | |
| 121 | /* Prototypes */ |
| 122 | static pj_status_t factory_init(pjmedia_aud_dev_factory *f); |
| 123 | static pj_status_t factory_destroy(pjmedia_aud_dev_factory *f); |
| 124 | static unsigned factory_get_dev_count(pjmedia_aud_dev_factory *f); |
| 125 | static pj_status_t factory_get_dev_info(pjmedia_aud_dev_factory *f, |
| 126 | unsigned index, |
| 127 | pjmedia_aud_dev_info *info); |
| 128 | static pj_status_t factory_default_param(pjmedia_aud_dev_factory *f, |
| 129 | unsigned index, |
Benny Prijono | 10454dc | 2009-02-21 14:21:59 +0000 | [diff] [blame] | 130 | pjmedia_aud_param *param); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 131 | static pj_status_t factory_create_stream(pjmedia_aud_dev_factory *f, |
Benny Prijono | 10454dc | 2009-02-21 14:21:59 +0000 | [diff] [blame] | 132 | const pjmedia_aud_param *param, |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 133 | pjmedia_aud_rec_cb rec_cb, |
| 134 | pjmedia_aud_play_cb play_cb, |
| 135 | void *user_data, |
| 136 | pjmedia_aud_stream **p_aud_strm); |
| 137 | |
| 138 | static pj_status_t stream_get_param(pjmedia_aud_stream *strm, |
Benny Prijono | 10454dc | 2009-02-21 14:21:59 +0000 | [diff] [blame] | 139 | pjmedia_aud_param *param); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 140 | static pj_status_t stream_get_cap(pjmedia_aud_stream *strm, |
| 141 | pjmedia_aud_dev_cap cap, |
| 142 | void *value); |
| 143 | static pj_status_t stream_set_cap(pjmedia_aud_stream *strm, |
| 144 | pjmedia_aud_dev_cap cap, |
| 145 | const void *value); |
| 146 | static pj_status_t stream_start(pjmedia_aud_stream *strm); |
| 147 | static pj_status_t stream_stop(pjmedia_aud_stream *strm); |
| 148 | static pj_status_t stream_destroy(pjmedia_aud_stream *strm); |
| 149 | |
| 150 | |
| 151 | /* Operations */ |
| 152 | static pjmedia_aud_dev_factory_op factory_op = |
| 153 | { |
| 154 | &factory_init, |
| 155 | &factory_destroy, |
| 156 | &factory_get_dev_count, |
| 157 | &factory_get_dev_info, |
| 158 | &factory_default_param, |
| 159 | &factory_create_stream |
| 160 | }; |
| 161 | |
| 162 | static pjmedia_aud_stream_op stream_op = |
| 163 | { |
| 164 | &stream_get_param, |
| 165 | &stream_get_cap, |
| 166 | &stream_set_cap, |
| 167 | &stream_start, |
| 168 | &stream_stop, |
| 169 | &stream_destroy |
| 170 | }; |
| 171 | |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 172 | |
| 173 | /**************************************************************************** |
| 174 | * Factory operations |
| 175 | */ |
| 176 | /* |
| 177 | * Init WMME audio driver. |
| 178 | */ |
| 179 | pjmedia_aud_dev_factory* pjmedia_wmme_factory(pj_pool_factory *pf) |
| 180 | { |
| 181 | struct wmme_factory *f; |
| 182 | pj_pool_t *pool; |
| 183 | |
| 184 | pool = pj_pool_create(pf, "WMME", 1000, 1000, NULL); |
| 185 | f = PJ_POOL_ZALLOC_T(pool, struct wmme_factory); |
| 186 | f->pf = pf; |
| 187 | f->pool = pool; |
| 188 | f->base.op = &factory_op; |
| 189 | |
| 190 | return &f->base; |
| 191 | } |
| 192 | |
| 193 | |
| 194 | /* Internal: build device info from WAVEINCAPS/WAVEOUTCAPS */ |
| 195 | static void build_dev_info(UINT deviceId, struct wmme_dev_info *wdi, |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 196 | const WAVEINCAPS *wic, const WAVEOUTCAPS *woc) |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 197 | { |
| 198 | #define WIC_WOC(wic,woc,field) (wic? wic->field : woc->field) |
| 199 | |
| 200 | pj_bzero(wdi, sizeof(*wdi)); |
| 201 | wdi->deviceId = deviceId; |
| 202 | |
| 203 | /* Device Name */ |
| 204 | if (deviceId==WAVE_MAPPER) { |
| 205 | strncpy(wdi->info.name, "Wave mapper", sizeof(wdi->info.name)); |
| 206 | wdi->info.name[sizeof(wdi->info.name)-1] = '\0'; |
| 207 | } else { |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 208 | const pj_char_t *szPname = WIC_WOC(wic, woc, szPname); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 209 | PJ_DECL_ANSI_TEMP_BUF(wTmp, sizeof(wdi->info.name)); |
| 210 | |
| 211 | strncpy(wdi->info.name, |
| 212 | PJ_NATIVE_TO_STRING(szPname, wTmp, PJ_ARRAY_SIZE(wTmp)), |
| 213 | sizeof(wdi->info.name)); |
| 214 | wdi->info.name[sizeof(wdi->info.name)-1] = '\0'; |
| 215 | } |
| 216 | |
| 217 | wdi->info.default_samples_per_sec = 16000; |
| 218 | strcpy(wdi->info.driver, "WMME"); |
| 219 | |
| 220 | if (wic) { |
| 221 | wdi->info.input_count = wic->wChannels; |
| 222 | wdi->info.caps |= PJMEDIA_AUD_DEV_CAP_INPUT_LATENCY; |
| 223 | |
| 224 | /* Sometimes a device can return a rediculously large number of |
| 225 | * channels. This happened with an SBLive card on a Windows ME box. |
| 226 | * It also happens on Win XP! |
| 227 | */ |
| 228 | if (wdi->info.input_count<1 || wdi->info.input_count>256) { |
| 229 | wdi->info.input_count = 2; |
| 230 | } |
| 231 | } |
| 232 | |
| 233 | if (woc) { |
| 234 | wdi->info.output_count = woc->wChannels; |
| 235 | wdi->info.caps |= PJMEDIA_AUD_DEV_CAP_OUTPUT_LATENCY; |
| 236 | |
| 237 | if (woc->dwSupport & WAVECAPS_VOLUME) { |
| 238 | wdi->info.caps |= PJMEDIA_AUD_DEV_CAP_OUTPUT_VOLUME_SETTING; |
| 239 | } |
| 240 | |
| 241 | /* Sometimes a device can return a rediculously large number of |
| 242 | * channels. This happened with an SBLive card on a Windows ME box. |
| 243 | * It also happens on Win XP! |
| 244 | */ |
| 245 | if (wdi->info.output_count<1 || wdi->info.output_count>256) { |
| 246 | wdi->info.output_count = 2; |
| 247 | } |
| 248 | } |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 249 | |
| 250 | /* Extended formats */ |
| 251 | wdi->info.caps |= PJMEDIA_AUD_DEV_CAP_EXT_FORMAT; |
| 252 | wdi->info.ext_fmt_cnt = 2; |
| 253 | wdi->info.ext_fmt[0].id = PJMEDIA_FORMAT_PCMU; |
| 254 | wdi->info.ext_fmt[0].bitrate = 64000; |
| 255 | wdi->info.ext_fmt[0].vad = 0; |
| 256 | wdi->info.ext_fmt[1].id = PJMEDIA_FORMAT_PCMA; |
| 257 | wdi->info.ext_fmt[1].bitrate = 64000; |
| 258 | wdi->info.ext_fmt[1].vad = 0; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 259 | } |
| 260 | |
| 261 | /* API: init factory */ |
| 262 | static pj_status_t factory_init(pjmedia_aud_dev_factory *f) |
| 263 | { |
| 264 | struct wmme_factory *wf = (struct wmme_factory*)f; |
| 265 | unsigned c; |
| 266 | int i; |
| 267 | int inputDeviceCount, outputDeviceCount, devCount=0; |
| 268 | pj_bool_t waveMapperAdded = PJ_FALSE; |
| 269 | |
| 270 | /* Enumerate sound devices */ |
| 271 | wf->dev_count = 0; |
| 272 | |
| 273 | inputDeviceCount = waveInGetNumDevs(); |
| 274 | devCount += inputDeviceCount; |
| 275 | |
| 276 | outputDeviceCount = waveOutGetNumDevs(); |
| 277 | devCount += outputDeviceCount; |
| 278 | |
| 279 | if (devCount) { |
| 280 | /* Assume there is WAVE_MAPPER */ |
| 281 | devCount += 2; |
| 282 | } |
| 283 | |
| 284 | if (devCount==0) { |
| 285 | PJ_LOG(4,(THIS_FILE, "WMME found no sound devices")); |
| 286 | return PJMEDIA_EAUD_NODEV; |
| 287 | } |
| 288 | |
| 289 | wf->dev_info = (struct wmme_dev_info*) |
| 290 | pj_pool_calloc(wf->pool, devCount, |
| 291 | sizeof(struct wmme_dev_info)); |
| 292 | |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 293 | if (inputDeviceCount && outputDeviceCount) { |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 294 | /* Attempt to add WAVE_MAPPER as input and output device */ |
| 295 | WAVEINCAPS wic; |
| 296 | MMRESULT mr; |
| 297 | |
| 298 | pj_bzero(&wic, sizeof(WAVEINCAPS)); |
| 299 | mr = waveInGetDevCaps(WAVE_MAPPER, &wic, sizeof(WAVEINCAPS)); |
| 300 | |
| 301 | if (mr == MMSYSERR_NOERROR) { |
| 302 | WAVEOUTCAPS woc; |
| 303 | |
| 304 | pj_bzero(&woc, sizeof(WAVEOUTCAPS)); |
| 305 | mr = waveOutGetDevCaps(WAVE_MAPPER, &woc, sizeof(WAVEOUTCAPS)); |
| 306 | if (mr == MMSYSERR_NOERROR) { |
| 307 | build_dev_info(WAVE_MAPPER, &wf->dev_info[wf->dev_count], |
| 308 | &wic, &woc); |
| 309 | ++wf->dev_count; |
| 310 | waveMapperAdded = PJ_TRUE; |
| 311 | } |
| 312 | } |
| 313 | |
| 314 | } |
| 315 | |
| 316 | if (inputDeviceCount > 0) { |
| 317 | /* -1 is the WAVE_MAPPER */ |
| 318 | for (i = (waveMapperAdded? 0 : -1); i < inputDeviceCount; ++i) { |
| 319 | UINT uDeviceID = (UINT)((i==-1) ? WAVE_MAPPER : i); |
| 320 | WAVEINCAPS wic; |
| 321 | MMRESULT mr; |
| 322 | |
| 323 | pj_bzero(&wic, sizeof(WAVEINCAPS)); |
| 324 | |
| 325 | mr = waveInGetDevCaps(uDeviceID, &wic, sizeof(WAVEINCAPS)); |
| 326 | |
| 327 | if (mr == MMSYSERR_NOMEM) |
| 328 | return PJ_ENOMEM; |
| 329 | |
| 330 | if (mr != MMSYSERR_NOERROR) |
| 331 | continue; |
| 332 | |
| 333 | build_dev_info(uDeviceID, &wf->dev_info[wf->dev_count], |
| 334 | &wic, NULL); |
| 335 | ++wf->dev_count; |
| 336 | } |
| 337 | } |
| 338 | |
| 339 | if( outputDeviceCount > 0 ) |
| 340 | { |
| 341 | /* -1 is the WAVE_MAPPER */ |
| 342 | for (i = (waveMapperAdded? 0 : -1); i < outputDeviceCount; ++i) { |
| 343 | UINT uDeviceID = (UINT)((i==-1) ? WAVE_MAPPER : i); |
| 344 | WAVEOUTCAPS woc; |
| 345 | MMRESULT mr; |
| 346 | |
| 347 | pj_bzero(&woc, sizeof(WAVEOUTCAPS)); |
| 348 | |
| 349 | mr = waveOutGetDevCaps(uDeviceID, &woc, sizeof(WAVEOUTCAPS)); |
| 350 | |
| 351 | if (mr == MMSYSERR_NOMEM) |
| 352 | return PJ_ENOMEM; |
| 353 | |
| 354 | if (mr != MMSYSERR_NOERROR) |
| 355 | continue; |
| 356 | |
| 357 | build_dev_info(uDeviceID, &wf->dev_info[wf->dev_count], |
| 358 | NULL, &woc); |
| 359 | ++wf->dev_count; |
| 360 | } |
| 361 | } |
| 362 | |
| 363 | PJ_LOG(4, (THIS_FILE, "WMME initialized, found %d devices:", |
| 364 | wf->dev_count)); |
| 365 | for (c = 0; c < wf->dev_count; ++c) { |
| 366 | PJ_LOG(4, (THIS_FILE, " dev_id %d: %s (in=%d, out=%d)", |
| 367 | c, |
| 368 | wf->dev_info[c].info.name, |
| 369 | wf->dev_info[c].info.input_count, |
| 370 | wf->dev_info[c].info.output_count)); |
| 371 | } |
| 372 | |
| 373 | return PJ_SUCCESS; |
| 374 | } |
| 375 | |
| 376 | /* API: destroy factory */ |
| 377 | static pj_status_t factory_destroy(pjmedia_aud_dev_factory *f) |
| 378 | { |
| 379 | struct wmme_factory *wf = (struct wmme_factory*)f; |
| 380 | pj_pool_t *pool = wf->pool; |
| 381 | |
| 382 | wf->pool = NULL; |
| 383 | pj_pool_release(pool); |
| 384 | |
| 385 | return PJ_SUCCESS; |
| 386 | } |
| 387 | |
| 388 | /* API: get number of devices */ |
| 389 | static unsigned factory_get_dev_count(pjmedia_aud_dev_factory *f) |
| 390 | { |
| 391 | struct wmme_factory *wf = (struct wmme_factory*)f; |
| 392 | return wf->dev_count; |
| 393 | } |
| 394 | |
| 395 | /* API: get device info */ |
| 396 | static pj_status_t factory_get_dev_info(pjmedia_aud_dev_factory *f, |
| 397 | unsigned index, |
| 398 | pjmedia_aud_dev_info *info) |
| 399 | { |
| 400 | struct wmme_factory *wf = (struct wmme_factory*)f; |
| 401 | |
| 402 | PJ_ASSERT_RETURN(index < wf->dev_count, PJMEDIA_EAUD_INVDEV); |
| 403 | |
| 404 | pj_memcpy(info, &wf->dev_info[index].info, sizeof(*info)); |
| 405 | |
| 406 | return PJ_SUCCESS; |
| 407 | } |
| 408 | |
| 409 | /* API: create default device parameter */ |
| 410 | static pj_status_t factory_default_param(pjmedia_aud_dev_factory *f, |
| 411 | unsigned index, |
Benny Prijono | 10454dc | 2009-02-21 14:21:59 +0000 | [diff] [blame] | 412 | pjmedia_aud_param *param) |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 413 | { |
| 414 | struct wmme_factory *wf = (struct wmme_factory*)f; |
| 415 | struct wmme_dev_info *di = &wf->dev_info[index]; |
| 416 | |
| 417 | PJ_ASSERT_RETURN(index < wf->dev_count, PJMEDIA_EAUD_INVDEV); |
| 418 | |
| 419 | pj_bzero(param, sizeof(*param)); |
| 420 | if (di->info.input_count && di->info.output_count) { |
| 421 | param->dir = PJMEDIA_DIR_CAPTURE_PLAYBACK; |
| 422 | param->rec_id = index; |
| 423 | param->play_id = index; |
| 424 | } else if (di->info.input_count) { |
| 425 | param->dir = PJMEDIA_DIR_CAPTURE; |
| 426 | param->rec_id = index; |
Benny Prijono | 96e74f3 | 2009-02-22 12:00:12 +0000 | [diff] [blame] | 427 | param->play_id = PJMEDIA_AUD_INVALID_DEV; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 428 | } else if (di->info.output_count) { |
| 429 | param->dir = PJMEDIA_DIR_PLAYBACK; |
| 430 | param->play_id = index; |
Benny Prijono | 96e74f3 | 2009-02-22 12:00:12 +0000 | [diff] [blame] | 431 | param->rec_id = PJMEDIA_AUD_INVALID_DEV; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 432 | } else { |
| 433 | return PJMEDIA_EAUD_INVDEV; |
| 434 | } |
| 435 | |
| 436 | param->clock_rate = di->info.default_samples_per_sec; |
| 437 | param->channel_count = 1; |
| 438 | param->samples_per_frame = di->info.default_samples_per_sec * 20 / 1000; |
| 439 | param->bits_per_sample = 16; |
| 440 | param->flags = di->info.caps; |
| 441 | param->input_latency_ms = PJMEDIA_SND_DEFAULT_REC_LATENCY; |
| 442 | param->output_latency_ms = PJMEDIA_SND_DEFAULT_PLAY_LATENCY; |
| 443 | |
| 444 | return PJ_SUCCESS; |
| 445 | } |
| 446 | |
| 447 | /* Internal: init WAVEFORMATEX */ |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 448 | static pj_status_t init_waveformatex(LPWAVEFORMATEX wfx, |
| 449 | const pjmedia_aud_param *prm) |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 450 | { |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 451 | |
| 452 | pj_bzero(wfx, sizeof(PCMWAVEFORMAT)); |
| 453 | if (prm->ext_fmt.id == PJMEDIA_FORMAT_L16) { |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 454 | enum { BYTES_PER_SAMPLE = 2 }; |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 455 | wfx->wFormatTag = WAVE_FORMAT_PCM; |
| 456 | wfx->nChannels = (pj_uint16_t)prm->channel_count; |
| 457 | wfx->nSamplesPerSec = prm->clock_rate; |
| 458 | wfx->nBlockAlign = (pj_uint16_t)(prm->channel_count * |
| 459 | BYTES_PER_SAMPLE); |
| 460 | wfx->nAvgBytesPerSec = prm->clock_rate * prm->channel_count * |
| 461 | BYTES_PER_SAMPLE; |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 462 | wfx->wBitsPerSample = 16; |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 463 | |
| 464 | return PJ_SUCCESS; |
| 465 | |
| 466 | } else if ((prm->flags & PJMEDIA_AUD_DEV_CAP_EXT_FORMAT) && |
| 467 | (prm->ext_fmt.id == PJMEDIA_FORMAT_PCMA || |
| 468 | prm->ext_fmt.id == PJMEDIA_FORMAT_PCMU)) |
| 469 | { |
| 470 | unsigned ptime; |
| 471 | |
| 472 | ptime = prm->samples_per_frame * 1000 / |
| 473 | (prm->clock_rate * prm->channel_count); |
| 474 | wfx->wFormatTag = (pj_uint16_t) |
| 475 | ((prm->ext_fmt.id==PJMEDIA_FORMAT_PCMA) ? |
| 476 | WAVE_FORMAT_ALAW : WAVE_FORMAT_MULAW); |
| 477 | wfx->nChannels = (pj_uint16_t)prm->channel_count; |
| 478 | wfx->nSamplesPerSec = prm->clock_rate; |
| 479 | wfx->nAvgBytesPerSec = prm->clock_rate * prm->channel_count; |
| 480 | wfx->nBlockAlign = (pj_uint16_t)(wfx->nAvgBytesPerSec * ptime / |
| 481 | 1000); |
| 482 | wfx->wBitsPerSample = 8; |
| 483 | wfx->cbSize = 0; |
| 484 | |
| 485 | return PJ_SUCCESS; |
| 486 | |
| 487 | } else { |
| 488 | |
| 489 | return PJMEDIA_EAUD_BADFORMAT; |
| 490 | |
| 491 | } |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 492 | } |
| 493 | |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 494 | /* Get format name */ |
| 495 | static const char *get_fmt_name(pj_uint32_t id) |
| 496 | { |
| 497 | static char name[8]; |
| 498 | |
| 499 | if (id == PJMEDIA_FORMAT_L16) |
| 500 | return "l16"; |
| 501 | pj_memcpy(name, &id, 4); |
| 502 | name[4] = '\0'; |
| 503 | return name; |
| 504 | } |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 505 | |
| 506 | /* Internal: create WMME player device. */ |
| 507 | static pj_status_t init_player_stream( struct wmme_factory *wf, |
| 508 | pj_pool_t *pool, |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 509 | struct wmme_stream *parent, |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 510 | struct wmme_channel *wmme_strm, |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 511 | const pjmedia_aud_param *prm, |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 512 | unsigned buffer_count) |
| 513 | { |
| 514 | MMRESULT mr; |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 515 | WAVEFORMATEX wfx; |
| 516 | unsigned i, ptime; |
| 517 | pj_status_t status; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 518 | |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 519 | PJ_ASSERT_RETURN(prm->play_id < (int)wf->dev_count, PJ_EINVAL); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 520 | |
| 521 | /* |
| 522 | * Create a wait event. |
| 523 | */ |
| 524 | wmme_strm->hEvent = CreateEvent(NULL, FALSE, FALSE, NULL); |
| 525 | if (NULL == wmme_strm->hEvent) |
| 526 | return pj_get_os_error(); |
| 527 | |
| 528 | /* |
| 529 | * Set up wave format structure for opening the device. |
| 530 | */ |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 531 | status = init_waveformatex(&wfx, prm); |
| 532 | if (status != PJ_SUCCESS) |
| 533 | return status; |
| 534 | |
| 535 | ptime = prm->samples_per_frame * 1000 / |
| 536 | (prm->clock_rate * prm->channel_count); |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 537 | parent->bytes_per_frame = wfx.nAvgBytesPerSec * ptime / 1000; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 538 | |
| 539 | /* |
| 540 | * Open wave device. |
| 541 | */ |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 542 | mr = waveOutOpen(&wmme_strm->hWave.Out, |
| 543 | wf->dev_info[prm->play_id].deviceId, |
| 544 | &wfx, (DWORD)wmme_strm->hEvent, 0, CALLBACK_EVENT); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 545 | if (mr != MMSYSERR_NOERROR) { |
Benny Prijono | 8eeab0b | 2009-03-04 19:00:28 +0000 | [diff] [blame^] | 546 | return PJMEDIA_AUDIODEV_ERRNO_FROM_WMME_OUT(mr); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 547 | } |
| 548 | |
| 549 | /* Pause the wave out device */ |
| 550 | mr = waveOutPause(wmme_strm->hWave.Out); |
| 551 | if (mr != MMSYSERR_NOERROR) { |
Benny Prijono | 8eeab0b | 2009-03-04 19:00:28 +0000 | [diff] [blame^] | 552 | return PJMEDIA_AUDIODEV_ERRNO_FROM_WMME_OUT(mr); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 553 | } |
| 554 | |
| 555 | /* |
| 556 | * Create the buffers. |
| 557 | */ |
| 558 | wmme_strm->WaveHdr = (WAVEHDR*) |
| 559 | pj_pool_zalloc(pool, sizeof(WAVEHDR) * buffer_count); |
| 560 | for (i = 0; i < buffer_count; ++i) { |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 561 | wmme_strm->WaveHdr[i].lpData = pj_pool_zalloc(pool, |
| 562 | parent->bytes_per_frame); |
| 563 | wmme_strm->WaveHdr[i].dwBufferLength = parent->bytes_per_frame; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 564 | mr = waveOutPrepareHeader(wmme_strm->hWave.Out, |
| 565 | &(wmme_strm->WaveHdr[i]), |
| 566 | sizeof(WAVEHDR)); |
| 567 | if (mr != MMSYSERR_NOERROR) { |
Benny Prijono | 8eeab0b | 2009-03-04 19:00:28 +0000 | [diff] [blame^] | 568 | return PJMEDIA_AUDIODEV_ERRNO_FROM_WMME_OUT(mr); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 569 | } |
| 570 | mr = waveOutWrite(wmme_strm->hWave.Out, &(wmme_strm->WaveHdr[i]), |
| 571 | sizeof(WAVEHDR)); |
| 572 | if (mr != MMSYSERR_NOERROR) { |
Benny Prijono | 8eeab0b | 2009-03-04 19:00:28 +0000 | [diff] [blame^] | 573 | return PJMEDIA_AUDIODEV_ERRNO_FROM_WMME_OUT(mr); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 574 | } |
| 575 | } |
| 576 | |
| 577 | wmme_strm->dwBufIdx = 0; |
| 578 | wmme_strm->dwMaxBufIdx = buffer_count; |
| 579 | wmme_strm->timestamp.u64 = 0; |
| 580 | |
| 581 | /* Done setting up play device. */ |
Benny Prijono | 2e98879 | 2009-02-23 10:21:33 +0000 | [diff] [blame] | 582 | PJ_LOG(4, (THIS_FILE, |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 583 | " WaveAPI Sound player \"%s\" initialized (" |
| 584 | "format=%s, clock_rate=%d, " |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 585 | "channel_count=%d, samples_per_frame=%d (%dms))", |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 586 | wf->dev_info[prm->play_id].info.name, |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 587 | get_fmt_name(prm->ext_fmt.id), |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 588 | prm->clock_rate, prm->channel_count, prm->samples_per_frame, |
| 589 | prm->samples_per_frame * 1000 / prm->clock_rate)); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 590 | |
| 591 | return PJ_SUCCESS; |
| 592 | } |
| 593 | |
| 594 | |
| 595 | /* Internal: create Windows Multimedia recorder device */ |
| 596 | static pj_status_t init_capture_stream( struct wmme_factory *wf, |
| 597 | pj_pool_t *pool, |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 598 | struct wmme_stream *parent, |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 599 | struct wmme_channel *wmme_strm, |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 600 | const pjmedia_aud_param *prm, |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 601 | unsigned buffer_count) |
| 602 | { |
| 603 | MMRESULT mr; |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 604 | WAVEFORMATEX wfx; |
| 605 | unsigned i, ptime; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 606 | |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 607 | PJ_ASSERT_RETURN(prm->rec_id < (int)wf->dev_count, PJ_EINVAL); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 608 | |
| 609 | /* |
| 610 | * Create a wait event. |
| 611 | */ |
| 612 | wmme_strm->hEvent = CreateEvent(NULL, FALSE, FALSE, NULL); |
| 613 | if (NULL == wmme_strm->hEvent) { |
| 614 | return pj_get_os_error(); |
| 615 | } |
| 616 | |
| 617 | /* |
| 618 | * Set up wave format structure for opening the device. |
| 619 | */ |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 620 | init_waveformatex(&wfx, prm); |
| 621 | ptime = prm->samples_per_frame * 1000 / |
| 622 | (prm->clock_rate * prm->channel_count); |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 623 | parent->bytes_per_frame = wfx.nAvgBytesPerSec * ptime / 1000; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 624 | |
| 625 | /* |
| 626 | * Open wave device. |
| 627 | */ |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 628 | mr = waveInOpen(&wmme_strm->hWave.In, |
| 629 | wf->dev_info[prm->rec_id].deviceId, |
| 630 | &wfx, (DWORD)wmme_strm->hEvent, 0, CALLBACK_EVENT); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 631 | if (mr != MMSYSERR_NOERROR) { |
Benny Prijono | 8eeab0b | 2009-03-04 19:00:28 +0000 | [diff] [blame^] | 632 | return PJMEDIA_AUDIODEV_ERRNO_FROM_WMME_IN(mr); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 633 | } |
| 634 | |
| 635 | /* |
| 636 | * Create the buffers. |
| 637 | */ |
| 638 | wmme_strm->WaveHdr = (WAVEHDR*) |
| 639 | pj_pool_zalloc(pool, sizeof(WAVEHDR) * buffer_count); |
| 640 | for (i = 0; i < buffer_count; ++i) { |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 641 | wmme_strm->WaveHdr[i].lpData = pj_pool_zalloc(pool, |
| 642 | parent->bytes_per_frame); |
| 643 | wmme_strm->WaveHdr[i].dwBufferLength = parent->bytes_per_frame; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 644 | mr = waveInPrepareHeader(wmme_strm->hWave.In, |
| 645 | &(wmme_strm->WaveHdr[i]), |
| 646 | sizeof(WAVEHDR)); |
| 647 | if (mr != MMSYSERR_NOERROR) { |
Benny Prijono | 8eeab0b | 2009-03-04 19:00:28 +0000 | [diff] [blame^] | 648 | return PJMEDIA_AUDIODEV_ERRNO_FROM_WMME_IN(mr); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 649 | } |
| 650 | mr = waveInAddBuffer(wmme_strm->hWave.In, &(wmme_strm->WaveHdr[i]), |
| 651 | sizeof(WAVEHDR)); |
| 652 | if (mr != MMSYSERR_NOERROR) { |
Benny Prijono | 8eeab0b | 2009-03-04 19:00:28 +0000 | [diff] [blame^] | 653 | return PJMEDIA_AUDIODEV_ERRNO_FROM_WMME_IN(mr); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 654 | } |
| 655 | } |
| 656 | |
| 657 | wmme_strm->dwBufIdx = 0; |
| 658 | wmme_strm->dwMaxBufIdx = buffer_count; |
| 659 | wmme_strm->timestamp.u64 = 0; |
| 660 | |
| 661 | /* Done setting up play device. */ |
Benny Prijono | 2e98879 | 2009-02-23 10:21:33 +0000 | [diff] [blame] | 662 | PJ_LOG(4,(THIS_FILE, |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 663 | " WaveAPI Sound recorder \"%s\" initialized " |
| 664 | "(format=%s, clock_rate=%d, " |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 665 | "channel_count=%d, samples_per_frame=%d (%dms))", |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 666 | wf->dev_info[prm->rec_id].info.name, |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 667 | get_fmt_name(prm->ext_fmt.id), |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 668 | prm->clock_rate, prm->channel_count, prm->samples_per_frame, |
| 669 | prm->samples_per_frame * 1000 / prm->clock_rate)); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 670 | |
| 671 | return PJ_SUCCESS; |
| 672 | } |
| 673 | |
| 674 | |
| 675 | /* WMME capture and playback thread. */ |
| 676 | static int PJ_THREAD_FUNC wmme_dev_thread(void *arg) |
| 677 | { |
| 678 | struct wmme_stream *strm = (struct wmme_stream*)arg; |
| 679 | HANDLE events[3]; |
| 680 | unsigned eventCount; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 681 | pj_status_t status = PJ_SUCCESS; |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 682 | static unsigned rec_cnt, play_cnt; |
| 683 | |
| 684 | rec_cnt = play_cnt = 0; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 685 | |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 686 | eventCount = 0; |
| 687 | events[eventCount++] = strm->thread_quit_event; |
| 688 | if (strm->dir & PJMEDIA_DIR_PLAYBACK) |
| 689 | events[eventCount++] = strm->play_strm.hEvent; |
| 690 | if (strm->dir & PJMEDIA_DIR_CAPTURE) |
| 691 | events[eventCount++] = strm->rec_strm.hEvent; |
| 692 | |
| 693 | |
| 694 | /* Raise self priority. We don't want the audio to be distorted by |
| 695 | * system activity. |
| 696 | */ |
| 697 | #if defined(PJ_WIN32_WINCE) && PJ_WIN32_WINCE != 0 |
| 698 | if (strm->dir & PJMEDIA_DIR_PLAYBACK) |
| 699 | CeSetThreadPriority(GetCurrentThread(), 153); |
| 700 | else |
| 701 | CeSetThreadPriority(GetCurrentThread(), 247); |
| 702 | #else |
| 703 | SetThreadPriority(GetCurrentThread(), THREAD_PRIORITY_TIME_CRITICAL); |
| 704 | #endif |
| 705 | |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 706 | /* |
| 707 | * Loop while not signalled to quit, wait for event objects to be |
| 708 | * signalled by WMME capture and play buffer. |
| 709 | */ |
| 710 | while (status == PJ_SUCCESS) |
| 711 | { |
| 712 | |
| 713 | DWORD rc; |
| 714 | pjmedia_dir signalled_dir; |
| 715 | |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 716 | /* Swap */ |
| 717 | if (eventCount==3) { |
| 718 | HANDLE hTemp = events[2]; |
| 719 | events[2] = events[1]; |
| 720 | events[1] = hTemp; |
| 721 | } |
| 722 | |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 723 | rc = WaitForMultipleObjects(eventCount, events, FALSE, INFINITE); |
| 724 | if (rc < WAIT_OBJECT_0 || rc >= WAIT_OBJECT_0 + eventCount) |
| 725 | continue; |
| 726 | |
| 727 | if (rc == WAIT_OBJECT_0) |
| 728 | break; |
| 729 | |
| 730 | if (rc == (WAIT_OBJECT_0 + 1)) |
| 731 | { |
| 732 | if (events[1] == strm->play_strm.hEvent) |
| 733 | signalled_dir = PJMEDIA_DIR_PLAYBACK; |
| 734 | else |
| 735 | signalled_dir = PJMEDIA_DIR_CAPTURE; |
| 736 | } |
| 737 | else |
| 738 | { |
| 739 | if (events[2] == strm->play_strm.hEvent) |
| 740 | signalled_dir = PJMEDIA_DIR_PLAYBACK; |
| 741 | else |
| 742 | signalled_dir = PJMEDIA_DIR_CAPTURE; |
| 743 | } |
| 744 | |
| 745 | |
| 746 | if (signalled_dir == PJMEDIA_DIR_PLAYBACK) |
| 747 | { |
| 748 | struct wmme_channel *wmme_strm = &strm->play_strm; |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 749 | |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 750 | status = PJ_SUCCESS; |
| 751 | |
| 752 | /* |
| 753 | * Windows Multimedia has requested us to feed some frames to |
| 754 | * playback buffer. |
| 755 | */ |
| 756 | |
| 757 | while (wmme_strm->WaveHdr[wmme_strm->dwBufIdx].dwFlags & WHDR_DONE) |
| 758 | { |
| 759 | void *buffer = wmme_strm->WaveHdr[wmme_strm->dwBufIdx].lpData; |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 760 | pjmedia_frame pcm_frame, *frame; |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 761 | MMRESULT mr = MMSYSERR_NOERROR; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 762 | |
| 763 | //PJ_LOG(5,(THIS_FILE, "Finished writing buffer %d", |
| 764 | // wmme_strm->dwBufIdx)); |
| 765 | |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 766 | if (strm->fmt_id == PJMEDIA_FORMAT_L16) { |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 767 | /* PCM mode */ |
| 768 | frame = &pcm_frame; |
| 769 | |
| 770 | frame->type = PJMEDIA_FRAME_TYPE_AUDIO; |
| 771 | frame->size = strm->bytes_per_frame; |
| 772 | frame->buf = buffer; |
| 773 | frame->timestamp.u64 = wmme_strm->timestamp.u64; |
| 774 | frame->bit_info = 0; |
| 775 | } else { |
| 776 | /* Codec mode */ |
| 777 | frame = &strm->xfrm->base; |
| 778 | |
| 779 | strm->xfrm->base.type = PJMEDIA_FRAME_TYPE_EXTENDED; |
| 780 | strm->xfrm->base.size = strm->bytes_per_frame; |
| 781 | strm->xfrm->base.buf = NULL; |
| 782 | strm->xfrm->base.timestamp.u64 = wmme_strm->timestamp.u64; |
| 783 | strm->xfrm->base.bit_info = 0; |
| 784 | } |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 785 | |
| 786 | /* Get frame from application. */ |
Benny Prijono | 2e98879 | 2009-02-23 10:21:33 +0000 | [diff] [blame] | 787 | //PJ_LOG(5,(THIS_FILE, "xxx %u play_cb", play_cnt++)); |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 788 | status = (*strm->play_cb)(strm->user_data, frame); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 789 | |
| 790 | if (status != PJ_SUCCESS) |
| 791 | break; |
| 792 | |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 793 | if (strm->fmt_id == PJMEDIA_FORMAT_L16) { |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 794 | /* PCM mode */ |
| 795 | if (frame->type == PJMEDIA_FRAME_TYPE_NONE) { |
| 796 | pj_bzero(buffer, strm->bytes_per_frame); |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 797 | } else if (frame->type == PJMEDIA_FRAME_TYPE_EXTENDED) { |
| 798 | pj_assert(!"Frame type not supported"); |
| 799 | } else if (frame->type == PJMEDIA_FRAME_TYPE_AUDIO) { |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 800 | /* Nothing to do */ |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 801 | } else { |
| 802 | pj_assert(!"Frame type not supported"); |
| 803 | } |
| 804 | } else { |
| 805 | /* Codec mode */ |
| 806 | if (frame->type == PJMEDIA_FRAME_TYPE_NONE) { |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 807 | pj_memset(buffer, strm->silence_char, |
| 808 | strm->bytes_per_frame); |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 809 | } else if (frame->type == PJMEDIA_FRAME_TYPE_EXTENDED) { |
| 810 | unsigned sz; |
| 811 | sz = pjmedia_frame_ext_copy_payload(strm->xfrm, |
| 812 | buffer, |
| 813 | strm->bytes_per_frame); |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 814 | if (sz < strm->bytes_per_frame) { |
| 815 | pj_memset((char*)buffer+sz, |
| 816 | strm->silence_char, |
| 817 | strm->bytes_per_frame - sz); |
| 818 | } |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 819 | } else { |
| 820 | pj_assert(!"Frame type not supported"); |
| 821 | } |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 822 | } |
| 823 | |
| 824 | /* Write to the device. */ |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 825 | mr = waveOutWrite(wmme_strm->hWave.Out, |
| 826 | &(wmme_strm->WaveHdr[wmme_strm->dwBufIdx]), |
| 827 | sizeof(WAVEHDR)); |
| 828 | if (mr != MMSYSERR_NOERROR) { |
Benny Prijono | 8eeab0b | 2009-03-04 19:00:28 +0000 | [diff] [blame^] | 829 | status = PJMEDIA_AUDIODEV_ERRNO_FROM_WMME_OUT(mr); |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 830 | break; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 831 | } |
| 832 | |
| 833 | /* Increment position. */ |
| 834 | if (++wmme_strm->dwBufIdx >= wmme_strm->dwMaxBufIdx) |
| 835 | wmme_strm->dwBufIdx = 0; |
| 836 | wmme_strm->timestamp.u64 += strm->samples_per_frame / |
| 837 | strm->channel_count; |
| 838 | } |
| 839 | } |
| 840 | else |
| 841 | { |
| 842 | struct wmme_channel *wmme_strm = &strm->rec_strm; |
| 843 | MMRESULT mr = MMSYSERR_NOERROR; |
| 844 | status = PJ_SUCCESS; |
| 845 | |
| 846 | /* |
| 847 | * Windows Multimedia has indicated that it has some frames ready |
| 848 | * in the capture buffer. Get as much frames as possible to |
| 849 | * prevent overflows. |
| 850 | */ |
| 851 | #if 0 |
| 852 | { |
| 853 | static DWORD tc = 0; |
| 854 | DWORD now = GetTickCount(); |
| 855 | DWORD i = 0; |
| 856 | DWORD bits = 0; |
| 857 | |
| 858 | if (tc == 0) tc = now; |
| 859 | |
| 860 | for (i = 0; i < wmme_strm->dwMaxBufIdx; ++i) |
| 861 | { |
| 862 | bits = bits << 4; |
| 863 | bits |= wmme_strm->WaveHdr[i].dwFlags & WHDR_DONE; |
| 864 | } |
| 865 | PJ_LOG(5,(THIS_FILE, "Record Signal> Index: %d, Delta: %4.4d, " |
| 866 | "Flags: %6.6x\n", |
| 867 | wmme_strm->dwBufIdx, |
| 868 | now - tc, |
| 869 | bits)); |
| 870 | tc = now; |
| 871 | } |
| 872 | #endif |
| 873 | |
| 874 | while (wmme_strm->WaveHdr[wmme_strm->dwBufIdx].dwFlags & WHDR_DONE) |
| 875 | { |
| 876 | char* buffer = (char*) |
| 877 | wmme_strm->WaveHdr[wmme_strm->dwBufIdx].lpData; |
| 878 | unsigned cap_len = |
| 879 | wmme_strm->WaveHdr[wmme_strm->dwBufIdx].dwBytesRecorded; |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 880 | pjmedia_frame pcm_frame, *frame; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 881 | |
| 882 | /* |
| 883 | PJ_LOG(5,(THIS_FILE, "Read %d bytes from buffer %d", cap_len, |
| 884 | wmme_strm->dwBufIdx)); |
| 885 | */ |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 886 | |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 887 | if (strm->fmt_id == PJMEDIA_FORMAT_L16) { |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 888 | /* PCM mode */ |
| 889 | if (cap_len < strm->bytes_per_frame) |
| 890 | pj_bzero(buffer + cap_len, |
| 891 | strm->bytes_per_frame - cap_len); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 892 | |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 893 | /* Copy the audio data out of the wave buffer. */ |
| 894 | pj_memcpy(strm->buffer, buffer, strm->bytes_per_frame); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 895 | |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 896 | /* Prepare frame */ |
| 897 | frame = &pcm_frame; |
| 898 | frame->type = PJMEDIA_FRAME_TYPE_AUDIO; |
| 899 | frame->buf = strm->buffer; |
| 900 | frame->size = strm->bytes_per_frame; |
| 901 | frame->timestamp.u64 = wmme_strm->timestamp.u64; |
| 902 | frame->bit_info = 0; |
| 903 | |
| 904 | } else { |
| 905 | /* Codec mode */ |
| 906 | frame = &strm->xfrm->base; |
| 907 | |
| 908 | frame->type = PJMEDIA_FRAME_TYPE_EXTENDED; |
| 909 | frame->buf = NULL; |
| 910 | frame->size = strm->bytes_per_frame; |
| 911 | frame->timestamp.u64 = wmme_strm->timestamp.u64; |
| 912 | frame->bit_info = 0; |
| 913 | |
| 914 | strm->xfrm->samples_cnt = 0; |
| 915 | strm->xfrm->subframe_cnt = 0; |
| 916 | pjmedia_frame_ext_append_subframe(strm->xfrm, buffer, |
| 917 | strm->bytes_per_frame *8, |
| 918 | strm->samples_per_frame); |
| 919 | } |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 920 | |
| 921 | /* Re-add the buffer to the device. */ |
| 922 | mr = waveInAddBuffer(wmme_strm->hWave.In, |
| 923 | &(wmme_strm->WaveHdr[wmme_strm->dwBufIdx]), |
| 924 | sizeof(WAVEHDR)); |
| 925 | if (mr != MMSYSERR_NOERROR) { |
Benny Prijono | 8eeab0b | 2009-03-04 19:00:28 +0000 | [diff] [blame^] | 926 | status = PJMEDIA_AUDIODEV_ERRNO_FROM_WMME_IN(mr); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 927 | break; |
| 928 | } |
| 929 | |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 930 | |
| 931 | /* Call callback */ |
Benny Prijono | 2e98879 | 2009-02-23 10:21:33 +0000 | [diff] [blame] | 932 | //PJ_LOG(5,(THIS_FILE, "xxx %u rec_cb", rec_cnt++)); |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 933 | status = (*strm->rec_cb)(strm->user_data, frame); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 934 | if (status != PJ_SUCCESS) |
| 935 | break; |
| 936 | |
| 937 | /* Increment position. */ |
| 938 | if (++wmme_strm->dwBufIdx >= wmme_strm->dwMaxBufIdx) |
| 939 | wmme_strm->dwBufIdx = 0; |
| 940 | wmme_strm->timestamp.u64 += strm->samples_per_frame / |
| 941 | strm->channel_count; |
| 942 | } |
| 943 | } |
| 944 | } |
| 945 | |
| 946 | PJ_LOG(5,(THIS_FILE, "WMME: thread stopping..")); |
| 947 | return 0; |
| 948 | } |
| 949 | |
| 950 | |
| 951 | /* API: create stream */ |
| 952 | static pj_status_t factory_create_stream(pjmedia_aud_dev_factory *f, |
Benny Prijono | 10454dc | 2009-02-21 14:21:59 +0000 | [diff] [blame] | 953 | const pjmedia_aud_param *param, |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 954 | pjmedia_aud_rec_cb rec_cb, |
| 955 | pjmedia_aud_play_cb play_cb, |
| 956 | void *user_data, |
| 957 | pjmedia_aud_stream **p_aud_strm) |
| 958 | { |
| 959 | struct wmme_factory *wf = (struct wmme_factory*)f; |
| 960 | pj_pool_t *pool; |
| 961 | struct wmme_stream *strm; |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 962 | pj_uint8_t silence_char; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 963 | pj_status_t status; |
| 964 | |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 965 | switch (param->ext_fmt.id) { |
| 966 | case PJMEDIA_FORMAT_L16: |
| 967 | silence_char = '\0'; |
| 968 | break; |
| 969 | case PJMEDIA_FORMAT_ALAW: |
| 970 | silence_char = (pj_uint8_t)'\xd5'; |
| 971 | break; |
| 972 | case PJMEDIA_FORMAT_ULAW: |
| 973 | silence_char = (pj_uint8_t)'\xff'; |
| 974 | break; |
| 975 | default: |
| 976 | return PJMEDIA_EAUD_BADFORMAT; |
| 977 | } |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 978 | |
| 979 | /* Create and Initialize stream descriptor */ |
| 980 | pool = pj_pool_create(wf->pf, "wmme-dev", 1000, 1000, NULL); |
| 981 | PJ_ASSERT_RETURN(pool != NULL, PJ_ENOMEM); |
| 982 | |
| 983 | strm = PJ_POOL_ZALLOC_T(pool, struct wmme_stream); |
| 984 | strm->dir = param->dir; |
| 985 | strm->play_id = param->play_id; |
| 986 | strm->rec_id = param->rec_id; |
| 987 | strm->pool = pool; |
| 988 | strm->rec_cb = rec_cb; |
| 989 | strm->play_cb = play_cb; |
| 990 | strm->user_data = user_data; |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 991 | strm->fmt_id = param->ext_fmt.id; |
| 992 | strm->silence_char = silence_char; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 993 | strm->clock_rate = param->clock_rate; |
| 994 | strm->samples_per_frame = param->samples_per_frame; |
| 995 | strm->bits_per_sample = param->bits_per_sample; |
| 996 | strm->channel_count = param->channel_count; |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 997 | |
| 998 | /* Create player stream */ |
| 999 | if (param->dir & PJMEDIA_DIR_PLAYBACK) { |
| 1000 | unsigned buf_count; |
| 1001 | |
| 1002 | if (param->flags & PJMEDIA_AUD_DEV_CAP_OUTPUT_LATENCY) |
| 1003 | strm->play_strm.latency_ms = param->output_latency_ms; |
| 1004 | else |
| 1005 | strm->play_strm.latency_ms = PJMEDIA_SND_DEFAULT_PLAY_LATENCY; |
| 1006 | |
| 1007 | buf_count = strm->play_strm.latency_ms * param->clock_rate * |
| 1008 | param->channel_count / param->samples_per_frame / 1000; |
| 1009 | |
| 1010 | status = init_player_stream(wf, strm->pool, |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 1011 | strm, |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1012 | &strm->play_strm, |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 1013 | param, |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1014 | buf_count); |
| 1015 | |
| 1016 | if (status != PJ_SUCCESS) { |
| 1017 | stream_destroy(&strm->base); |
| 1018 | return status; |
| 1019 | } |
| 1020 | } |
| 1021 | |
| 1022 | /* Create capture stream */ |
| 1023 | if (param->dir & PJMEDIA_DIR_CAPTURE) { |
| 1024 | unsigned buf_count; |
| 1025 | |
| 1026 | if (param->flags & PJMEDIA_AUD_DEV_CAP_INPUT_LATENCY) |
| 1027 | strm->rec_strm.latency_ms = param->input_latency_ms; |
| 1028 | else |
| 1029 | strm->rec_strm.latency_ms = PJMEDIA_SND_DEFAULT_REC_LATENCY; |
| 1030 | |
| 1031 | buf_count = strm->rec_strm.latency_ms * param->clock_rate * |
| 1032 | param->channel_count / param->samples_per_frame / 1000; |
| 1033 | |
| 1034 | status = init_capture_stream(wf, strm->pool, |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 1035 | strm, |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1036 | &strm->rec_strm, |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 1037 | param, |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1038 | buf_count); |
| 1039 | |
| 1040 | if (status != PJ_SUCCESS) { |
| 1041 | stream_destroy(&strm->base); |
| 1042 | return status; |
| 1043 | } |
| 1044 | } |
| 1045 | |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 1046 | strm->buffer = pj_pool_alloc(pool, strm->bytes_per_frame); |
| 1047 | if (!strm->buffer) { |
| 1048 | pj_pool_release(pool); |
| 1049 | return PJ_ENOMEM; |
| 1050 | } |
| 1051 | |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 1052 | /* If format is extended, must create buffer for the extended frame. */ |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 1053 | if (strm->fmt_id != PJMEDIA_FORMAT_L16) { |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 1054 | strm->xfrm_size = sizeof(pjmedia_frame_ext) + |
| 1055 | 32 * sizeof(pjmedia_frame_ext_subframe) + |
Benny Prijono | 5fad7be | 2009-02-22 21:33:20 +0000 | [diff] [blame] | 1056 | strm->bytes_per_frame + 4; |
Benny Prijono | 2058f47 | 2009-02-22 17:15:34 +0000 | [diff] [blame] | 1057 | strm->xfrm = (pjmedia_frame_ext*) |
| 1058 | pj_pool_alloc(pool, strm->xfrm_size); |
| 1059 | } |
| 1060 | |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1061 | /* Create the stop event */ |
| 1062 | strm->thread_quit_event = CreateEvent(NULL, FALSE, FALSE, NULL); |
| 1063 | if (strm->thread_quit_event == NULL) { |
| 1064 | status = pj_get_os_error(); |
| 1065 | stream_destroy(&strm->base); |
| 1066 | return status; |
| 1067 | } |
| 1068 | |
| 1069 | /* Create and start the thread */ |
| 1070 | status = pj_thread_create(pool, "wmme", &wmme_dev_thread, strm, 0, 0, |
| 1071 | &strm->thread); |
| 1072 | if (status != PJ_SUCCESS) { |
| 1073 | stream_destroy(&strm->base); |
| 1074 | return status; |
| 1075 | } |
| 1076 | |
| 1077 | /* Done */ |
| 1078 | strm->base.op = &stream_op; |
| 1079 | *p_aud_strm = &strm->base; |
| 1080 | |
| 1081 | return PJ_SUCCESS; |
| 1082 | } |
| 1083 | |
| 1084 | /* API: Get stream info. */ |
| 1085 | static pj_status_t stream_get_param(pjmedia_aud_stream *s, |
Benny Prijono | 10454dc | 2009-02-21 14:21:59 +0000 | [diff] [blame] | 1086 | pjmedia_aud_param *pi) |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1087 | { |
| 1088 | struct wmme_stream *strm = (struct wmme_stream*)s; |
| 1089 | |
| 1090 | PJ_ASSERT_RETURN(strm && pi, PJ_EINVAL); |
| 1091 | |
| 1092 | pj_bzero(pi, sizeof(*pi)); |
| 1093 | pi->dir = strm->dir; |
| 1094 | pi->play_id = strm->play_id; |
| 1095 | pi->rec_id = strm->rec_id; |
| 1096 | pi->clock_rate = strm->clock_rate; |
| 1097 | pi->channel_count = strm->channel_count; |
| 1098 | pi->samples_per_frame = strm->samples_per_frame; |
| 1099 | pi->bits_per_sample = strm->bits_per_sample; |
| 1100 | |
| 1101 | if (pi->dir & PJMEDIA_DIR_CAPTURE) { |
| 1102 | pi->flags |= PJMEDIA_AUD_DEV_CAP_INPUT_LATENCY; |
| 1103 | pi->input_latency_ms = strm->rec_strm.latency_ms; |
| 1104 | } |
| 1105 | |
| 1106 | if (pi->dir & PJMEDIA_DIR_PLAYBACK) { |
| 1107 | /* TODO: report the actual latency? */ |
| 1108 | pi->flags |= PJMEDIA_AUD_DEV_CAP_OUTPUT_LATENCY; |
| 1109 | pi->output_latency_ms = strm->play_strm.latency_ms; |
| 1110 | } |
| 1111 | |
| 1112 | return PJ_SUCCESS; |
| 1113 | } |
| 1114 | |
| 1115 | /* API: get capability */ |
| 1116 | static pj_status_t stream_get_cap(pjmedia_aud_stream *s, |
| 1117 | pjmedia_aud_dev_cap cap, |
| 1118 | void *pval) |
| 1119 | { |
| 1120 | struct wmme_stream *strm = (struct wmme_stream*)s; |
| 1121 | |
| 1122 | PJ_ASSERT_RETURN(s && pval, PJ_EINVAL); |
| 1123 | |
| 1124 | if (cap==PJMEDIA_AUD_DEV_CAP_INPUT_LATENCY && |
| 1125 | (strm->dir & PJMEDIA_DIR_CAPTURE)) |
| 1126 | { |
| 1127 | /* Recording latency */ |
| 1128 | *(unsigned*)pval = strm->rec_strm.latency_ms; |
| 1129 | return PJ_SUCCESS; |
| 1130 | } else if (cap==PJMEDIA_AUD_DEV_CAP_OUTPUT_LATENCY && |
| 1131 | (strm->dir & PJMEDIA_DIR_PLAYBACK)) |
| 1132 | { |
| 1133 | /* Playback latency */ |
| 1134 | *(unsigned*)pval = strm->play_strm.latency_ms; |
| 1135 | return PJ_SUCCESS; |
| 1136 | } else if (cap==PJMEDIA_AUD_DEV_CAP_OUTPUT_VOLUME_SETTING && |
| 1137 | strm->play_strm.hWave.Out) |
| 1138 | { |
| 1139 | /* Output volume setting */ |
| 1140 | DWORD dwVol; |
| 1141 | MMRESULT mr; |
| 1142 | |
| 1143 | mr = waveOutGetVolume(strm->play_strm.hWave.Out, &dwVol); |
| 1144 | if (mr != MMSYSERR_NOERROR) { |
Benny Prijono | 8eeab0b | 2009-03-04 19:00:28 +0000 | [diff] [blame^] | 1145 | return PJMEDIA_AUDIODEV_ERRNO_FROM_WMME_OUT(mr); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1146 | } |
| 1147 | |
| 1148 | dwVol &= 0xFFFF; |
| 1149 | *(unsigned*)pval = (dwVol * 100) / 0xFFFF; |
| 1150 | return PJ_SUCCESS; |
| 1151 | } else { |
| 1152 | return PJ_ENOTSUP; |
| 1153 | } |
| 1154 | } |
| 1155 | |
| 1156 | /* API: set capability */ |
| 1157 | static pj_status_t stream_set_cap(pjmedia_aud_stream *s, |
| 1158 | pjmedia_aud_dev_cap cap, |
| 1159 | const void *pval) |
| 1160 | { |
| 1161 | struct wmme_stream *strm = (struct wmme_stream*)s; |
| 1162 | |
| 1163 | PJ_ASSERT_RETURN(s && pval, PJ_EINVAL); |
| 1164 | |
| 1165 | if (cap==PJMEDIA_AUD_DEV_CAP_OUTPUT_VOLUME_SETTING && |
| 1166 | strm->play_strm.hWave.Out) |
| 1167 | { |
| 1168 | /* Output volume setting */ |
| 1169 | DWORD dwVol; |
| 1170 | MMRESULT mr; |
| 1171 | |
| 1172 | dwVol = ((*(unsigned*)pval) * 0xFFFF) / 100; |
| 1173 | dwVol |= (dwVol << 16); |
| 1174 | |
| 1175 | mr = waveOutSetVolume(strm->play_strm.hWave.Out, dwVol); |
Benny Prijono | 8eeab0b | 2009-03-04 19:00:28 +0000 | [diff] [blame^] | 1176 | return (mr==MMSYSERR_NOERROR)? PJ_SUCCESS : |
| 1177 | PJMEDIA_AUDIODEV_ERRNO_FROM_WMME_OUT(mr); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1178 | } else { |
| 1179 | return PJ_ENOTSUP; |
| 1180 | } |
| 1181 | |
| 1182 | return PJ_ENOTSUP; |
| 1183 | } |
| 1184 | |
| 1185 | /* API: Start stream. */ |
| 1186 | static pj_status_t stream_start(pjmedia_aud_stream *strm) |
| 1187 | { |
| 1188 | struct wmme_stream *stream = (struct wmme_stream*)strm; |
| 1189 | MMRESULT mr; |
| 1190 | |
| 1191 | if (stream->play_strm.hWave.Out != NULL) |
| 1192 | { |
| 1193 | mr = waveOutRestart(stream->play_strm.hWave.Out); |
| 1194 | if (mr != MMSYSERR_NOERROR) { |
Benny Prijono | 8eeab0b | 2009-03-04 19:00:28 +0000 | [diff] [blame^] | 1195 | return PJMEDIA_AUDIODEV_ERRNO_FROM_WMME_OUT(mr); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1196 | } |
Benny Prijono | 2e98879 | 2009-02-23 10:21:33 +0000 | [diff] [blame] | 1197 | PJ_LOG(4,(THIS_FILE, "WMME playback stream started")); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1198 | } |
| 1199 | |
| 1200 | if (stream->rec_strm.hWave.In != NULL) |
| 1201 | { |
| 1202 | mr = waveInStart(stream->rec_strm.hWave.In); |
| 1203 | if (mr != MMSYSERR_NOERROR) { |
Benny Prijono | 8eeab0b | 2009-03-04 19:00:28 +0000 | [diff] [blame^] | 1204 | return PJMEDIA_AUDIODEV_ERRNO_FROM_WMME_IN(mr); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1205 | } |
Benny Prijono | 2e98879 | 2009-02-23 10:21:33 +0000 | [diff] [blame] | 1206 | PJ_LOG(4,(THIS_FILE, "WMME capture stream started")); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1207 | } |
| 1208 | |
| 1209 | return PJ_SUCCESS; |
| 1210 | } |
| 1211 | |
| 1212 | /* API: Stop stream. */ |
| 1213 | static pj_status_t stream_stop(pjmedia_aud_stream *strm) |
| 1214 | { |
| 1215 | struct wmme_stream *stream = (struct wmme_stream*)strm; |
| 1216 | MMRESULT mr; |
| 1217 | |
| 1218 | PJ_ASSERT_RETURN(stream != NULL, PJ_EINVAL); |
| 1219 | |
| 1220 | if (stream->play_strm.hWave.Out != NULL) |
| 1221 | { |
| 1222 | mr = waveOutPause(stream->play_strm.hWave.Out); |
| 1223 | if (mr != MMSYSERR_NOERROR) { |
Benny Prijono | 8eeab0b | 2009-03-04 19:00:28 +0000 | [diff] [blame^] | 1224 | return PJMEDIA_AUDIODEV_ERRNO_FROM_WMME_OUT(mr); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1225 | } |
Benny Prijono | 2e98879 | 2009-02-23 10:21:33 +0000 | [diff] [blame] | 1226 | PJ_LOG(4,(THIS_FILE, "Stopped WMME playback stream")); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1227 | } |
| 1228 | |
| 1229 | if (stream->rec_strm.hWave.In != NULL) |
| 1230 | { |
| 1231 | mr = waveInStop(stream->rec_strm.hWave.In); |
| 1232 | if (mr != MMSYSERR_NOERROR) { |
Benny Prijono | 8eeab0b | 2009-03-04 19:00:28 +0000 | [diff] [blame^] | 1233 | return PJMEDIA_AUDIODEV_ERRNO_FROM_WMME_IN(mr); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1234 | } |
Benny Prijono | 2e98879 | 2009-02-23 10:21:33 +0000 | [diff] [blame] | 1235 | PJ_LOG(4,(THIS_FILE, "Stopped WMME capture stream")); |
Benny Prijono | 598b01d | 2009-02-18 13:55:03 +0000 | [diff] [blame] | 1236 | } |
| 1237 | |
| 1238 | return PJ_SUCCESS; |
| 1239 | } |
| 1240 | |
| 1241 | |
| 1242 | /* API: Destroy stream. */ |
| 1243 | static pj_status_t stream_destroy(pjmedia_aud_stream *strm) |
| 1244 | { |
| 1245 | struct wmme_stream *stream = (struct wmme_stream*)strm; |
| 1246 | unsigned i; |
| 1247 | |
| 1248 | PJ_ASSERT_RETURN(stream != NULL, PJ_EINVAL); |
| 1249 | |
| 1250 | stream_stop(strm); |
| 1251 | |
| 1252 | if (stream->thread) |
| 1253 | { |
| 1254 | SetEvent(stream->thread_quit_event); |
| 1255 | pj_thread_join(stream->thread); |
| 1256 | pj_thread_destroy(stream->thread); |
| 1257 | stream->thread = NULL; |
| 1258 | } |
| 1259 | |
| 1260 | /* Unprepare the headers and close the play device */ |
| 1261 | if (stream->play_strm.hWave.Out) |
| 1262 | { |
| 1263 | waveOutReset(stream->play_strm.hWave.Out); |
| 1264 | for (i = 0; i < stream->play_strm.dwMaxBufIdx; ++i) |
| 1265 | waveOutUnprepareHeader(stream->play_strm.hWave.Out, |
| 1266 | &(stream->play_strm.WaveHdr[i]), |
| 1267 | sizeof(WAVEHDR)); |
| 1268 | waveOutClose(stream->play_strm.hWave.Out); |
| 1269 | stream->play_strm.hWave.Out = NULL; |
| 1270 | } |
| 1271 | |
| 1272 | /* Close the play event */ |
| 1273 | if (stream->play_strm.hEvent) |
| 1274 | { |
| 1275 | CloseHandle(stream->play_strm.hEvent); |
| 1276 | stream->play_strm.hEvent = NULL; |
| 1277 | } |
| 1278 | |
| 1279 | /* Unprepare the headers and close the record device */ |
| 1280 | if (stream->rec_strm.hWave.In) |
| 1281 | { |
| 1282 | waveInReset(stream->rec_strm.hWave.In); |
| 1283 | for (i = 0; i < stream->play_strm.dwMaxBufIdx; ++i) |
| 1284 | waveInUnprepareHeader(stream->rec_strm.hWave.In, |
| 1285 | &(stream->rec_strm.WaveHdr[i]), |
| 1286 | sizeof(WAVEHDR)); |
| 1287 | waveInClose(stream->rec_strm.hWave.In); |
| 1288 | stream->rec_strm.hWave.In = NULL; |
| 1289 | } |
| 1290 | |
| 1291 | /* Close the record event */ |
| 1292 | if (stream->rec_strm.hEvent) |
| 1293 | { |
| 1294 | CloseHandle(stream->rec_strm.hEvent); |
| 1295 | stream->rec_strm.hEvent = NULL; |
| 1296 | } |
| 1297 | |
| 1298 | pj_pool_release(stream->pool); |
| 1299 | |
| 1300 | return PJ_SUCCESS; |
| 1301 | } |
| 1302 | |
Benny Prijono | 8eeab0b | 2009-03-04 19:00:28 +0000 | [diff] [blame^] | 1303 | #endif /* PJMEDIA_AUDIO_DEV_HAS_WMME */ |
| 1304 | |