EffectReverb.cpp revision 6035cb5a61a7606cc8e4ecddec32b2eb37a9fd56
1/* 2 * Copyright (C) 2010-2010 NXP Software 3 * Copyright (C) 2009 The Android Open Source Project 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 18#define LOG_TAG "Reverb" 19#define ARRAY_SIZE(array) (sizeof array / sizeof array[0]) 20//#define LOG_NDEBUG 0 21 22#include <cutils/log.h> 23#include <assert.h> 24#include <stdlib.h> 25#include <string.h> 26#include <new> 27#include "EffectReverb.h" 28// from Reverb/lib 29#include "LVREV.h" 30 31// effect_handle_t interface implementation for reverb 32extern "C" const struct effect_interface_s gReverbInterface; 33 34#define LVM_ERROR_CHECK(LvmStatus, callingFunc, calledFunc){\ 35 if (LvmStatus == LVREV_NULLADDRESS){\ 36 ALOGV("\tLVREV_ERROR : Parameter error - "\ 37 "null pointer returned by %s in %s\n\n\n\n", callingFunc, calledFunc);\ 38 }\ 39 if (LvmStatus == LVREV_INVALIDNUMSAMPLES){\ 40 ALOGV("\tLVREV_ERROR : Parameter error - "\ 41 "bad number of samples returned by %s in %s\n\n\n\n", callingFunc, calledFunc);\ 42 }\ 43 if (LvmStatus == LVREV_OUTOFRANGE){\ 44 ALOGV("\tLVREV_ERROR : Parameter error - "\ 45 "out of range returned by %s in %s\n", callingFunc, calledFunc);\ 46 }\ 47 } 48 49// Namespaces 50namespace android { 51namespace { 52 53/************************************************************************************/ 54/* */ 55/* Preset definitions */ 56/* */ 57/************************************************************************************/ 58 59const static t_reverb_settings sReverbPresets[] = { 60 // REVERB_PRESET_NONE: values are unused 61 {0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 62 // REVERB_PRESET_SMALLROOM 63 {-400, -600, 1100, 830, -400, 5, 500, 10, 1000, 1000}, 64 // REVERB_PRESET_MEDIUMROOM 65 {-400, -600, 1300, 830, -1000, 20, -200, 20, 1000, 1000}, 66 // REVERB_PRESET_LARGEROOM 67 {-400, -600, 1500, 830, -1600, 5, -1000, 40, 1000, 1000}, 68 // REVERB_PRESET_MEDIUMHALL 69 {-400, -600, 1800, 700, -1300, 15, -800, 30, 1000, 1000}, 70 // REVERB_PRESET_LARGEHALL 71 {-400, -600, 1800, 700, -2000, 30, -1400, 60, 1000, 1000}, 72 // REVERB_PRESET_PLATE 73 {-400, -200, 1300, 900, 0, 2, 0, 10, 1000, 750}, 74}; 75 76 77// NXP SW auxiliary environmental reverb 78const effect_descriptor_t gAuxEnvReverbDescriptor = { 79 { 0xc2e5d5f0, 0x94bd, 0x4763, 0x9cac, { 0x4e, 0x23, 0x4d, 0x06, 0x83, 0x9e } }, 80 { 0x4a387fc0, 0x8ab3, 0x11df, 0x8bad, { 0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b } }, 81 EFFECT_CONTROL_API_VERSION, 82 EFFECT_FLAG_TYPE_AUXILIARY, 83 LVREV_CUP_LOAD_ARM9E, 84 LVREV_MEM_USAGE, 85 "Auxiliary Environmental Reverb", 86 "NXP Software Ltd.", 87}; 88 89// NXP SW insert environmental reverb 90static const effect_descriptor_t gInsertEnvReverbDescriptor = { 91 {0xc2e5d5f0, 0x94bd, 0x4763, 0x9cac, {0x4e, 0x23, 0x4d, 0x06, 0x83, 0x9e}}, 92 {0xc7a511a0, 0xa3bb, 0x11df, 0x860e, {0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b}}, 93 EFFECT_CONTROL_API_VERSION, 94 EFFECT_FLAG_TYPE_INSERT | EFFECT_FLAG_INSERT_FIRST | EFFECT_FLAG_VOLUME_CTRL, 95 LVREV_CUP_LOAD_ARM9E, 96 LVREV_MEM_USAGE, 97 "Insert Environmental Reverb", 98 "NXP Software Ltd.", 99}; 100 101// NXP SW auxiliary preset reverb 102static const effect_descriptor_t gAuxPresetReverbDescriptor = { 103 {0x47382d60, 0xddd8, 0x11db, 0xbf3a, {0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b}}, 104 {0xf29a1400, 0xa3bb, 0x11df, 0x8ddc, {0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b}}, 105 EFFECT_CONTROL_API_VERSION, 106 EFFECT_FLAG_TYPE_AUXILIARY, 107 LVREV_CUP_LOAD_ARM9E, 108 LVREV_MEM_USAGE, 109 "Auxiliary Preset Reverb", 110 "NXP Software Ltd.", 111}; 112 113// NXP SW insert preset reverb 114static const effect_descriptor_t gInsertPresetReverbDescriptor = { 115 {0x47382d60, 0xddd8, 0x11db, 0xbf3a, {0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b}}, 116 {0x172cdf00, 0xa3bc, 0x11df, 0xa72f, {0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b}}, 117 EFFECT_CONTROL_API_VERSION, 118 EFFECT_FLAG_TYPE_INSERT | EFFECT_FLAG_INSERT_FIRST | EFFECT_FLAG_VOLUME_CTRL, 119 LVREV_CUP_LOAD_ARM9E, 120 LVREV_MEM_USAGE, 121 "Insert Preset Reverb", 122 "NXP Software Ltd.", 123}; 124 125// gDescriptors contains pointers to all defined effect descriptor in this library 126static const effect_descriptor_t * const gDescriptors[] = { 127 &gAuxEnvReverbDescriptor, 128 &gInsertEnvReverbDescriptor, 129 &gAuxPresetReverbDescriptor, 130 &gInsertPresetReverbDescriptor 131}; 132 133struct ReverbContext{ 134 const struct effect_interface_s *itfe; 135 effect_config_t config; 136 LVREV_Handle_t hInstance; 137 int16_t SavedRoomLevel; 138 int16_t SavedHfLevel; 139 int16_t SavedDecayTime; 140 int16_t SavedDecayHfRatio; 141 int16_t SavedReverbLevel; 142 int16_t SavedDiffusion; 143 int16_t SavedDensity; 144 bool bEnabled; 145 #ifdef LVM_PCM 146 FILE *PcmInPtr; 147 FILE *PcmOutPtr; 148 #endif 149 LVM_Fs_en SampleRate; 150 LVM_INT32 *InFrames32; 151 LVM_INT32 *OutFrames32; 152 bool auxiliary; 153 bool preset; 154 uint16_t curPreset; 155 uint16_t nextPreset; 156 int SamplesToExitCount; 157 LVM_INT16 leftVolume; 158 LVM_INT16 rightVolume; 159 LVM_INT16 prevLeftVolume; 160 LVM_INT16 prevRightVolume; 161 int volumeMode; 162}; 163 164enum { 165 REVERB_VOLUME_OFF, 166 REVERB_VOLUME_FLAT, 167 REVERB_VOLUME_RAMP, 168}; 169 170#define REVERB_DEFAULT_PRESET REVERB_PRESET_NONE 171 172 173#define REVERB_SEND_LEVEL (0x0C00) // 0.75 in 4.12 format 174#define REVERB_UNIT_VOLUME (0x1000) // 1.0 in 4.12 format 175 176//--- local function prototypes 177int Reverb_init (ReverbContext *pContext); 178void Reverb_free (ReverbContext *pContext); 179int Reverb_setConfig (ReverbContext *pContext, effect_config_t *pConfig); 180void Reverb_getConfig (ReverbContext *pContext, effect_config_t *pConfig); 181int Reverb_setParameter (ReverbContext *pContext, void *pParam, void *pValue); 182int Reverb_getParameter (ReverbContext *pContext, 183 void *pParam, 184 size_t *pValueSize, 185 void *pValue); 186int Reverb_LoadPreset (ReverbContext *pContext); 187 188/* Effect Library Interface Implementation */ 189 190extern "C" int EffectCreate(const effect_uuid_t *uuid, 191 int32_t sessionId, 192 int32_t ioId, 193 effect_handle_t *pHandle){ 194 int ret; 195 int i; 196 int length = sizeof(gDescriptors) / sizeof(const effect_descriptor_t *); 197 const effect_descriptor_t *desc; 198 199 ALOGV("\t\nEffectCreate start"); 200 201 if (pHandle == NULL || uuid == NULL){ 202 ALOGV("\tLVM_ERROR : EffectCreate() called with NULL pointer"); 203 return -EINVAL; 204 } 205 206 for (i = 0; i < length; i++) { 207 desc = gDescriptors[i]; 208 if (memcmp(uuid, &desc->uuid, sizeof(effect_uuid_t)) 209 == 0) { 210 ALOGV("\tEffectCreate - UUID matched Reverb type %d, UUID = %x", i, desc->uuid.timeLow); 211 break; 212 } 213 } 214 215 if (i == length) { 216 return -ENOENT; 217 } 218 219 ReverbContext *pContext = new ReverbContext; 220 221 pContext->itfe = &gReverbInterface; 222 pContext->hInstance = NULL; 223 224 pContext->auxiliary = false; 225 if ((desc->flags & EFFECT_FLAG_TYPE_MASK) == EFFECT_FLAG_TYPE_AUXILIARY){ 226 pContext->auxiliary = true; 227 ALOGV("\tEffectCreate - AUX"); 228 }else{ 229 ALOGV("\tEffectCreate - INS"); 230 } 231 232 pContext->preset = false; 233 if (memcmp(&desc->type, SL_IID_PRESETREVERB, sizeof(effect_uuid_t)) == 0) { 234 pContext->preset = true; 235 // force reloading preset at first call to process() 236 pContext->curPreset = REVERB_PRESET_LAST + 1; 237 pContext->nextPreset = REVERB_DEFAULT_PRESET; 238 ALOGV("\tEffectCreate - PRESET"); 239 }else{ 240 ALOGV("\tEffectCreate - ENVIRONMENTAL"); 241 } 242 243 ALOGV("\tEffectCreate - Calling Reverb_init"); 244 ret = Reverb_init(pContext); 245 246 if (ret < 0){ 247 ALOGV("\tLVM_ERROR : EffectCreate() init failed"); 248 delete pContext; 249 return ret; 250 } 251 252 *pHandle = (effect_handle_t)pContext; 253 254 #ifdef LVM_PCM 255 pContext->PcmInPtr = NULL; 256 pContext->PcmOutPtr = NULL; 257 258 pContext->PcmInPtr = fopen("/data/tmp/reverb_pcm_in.pcm", "w"); 259 pContext->PcmOutPtr = fopen("/data/tmp/reverb_pcm_out.pcm", "w"); 260 261 if((pContext->PcmInPtr == NULL)|| 262 (pContext->PcmOutPtr == NULL)){ 263 return -EINVAL; 264 } 265 #endif 266 267 268 // Allocate memory for reverb process (*2 is for STEREO) 269 pContext->InFrames32 = (LVM_INT32 *)malloc(LVREV_MAX_FRAME_SIZE * sizeof(LVM_INT32) * 2); 270 pContext->OutFrames32 = (LVM_INT32 *)malloc(LVREV_MAX_FRAME_SIZE * sizeof(LVM_INT32) * 2); 271 272 ALOGV("\tEffectCreate %p, size %d", pContext, sizeof(ReverbContext)); 273 ALOGV("\tEffectCreate end\n"); 274 return 0; 275} /* end EffectCreate */ 276 277extern "C" int EffectRelease(effect_handle_t handle){ 278 ReverbContext * pContext = (ReverbContext *)handle; 279 280 ALOGV("\tEffectRelease %p", handle); 281 if (pContext == NULL){ 282 ALOGV("\tLVM_ERROR : EffectRelease called with NULL pointer"); 283 return -EINVAL; 284 } 285 286 #ifdef LVM_PCM 287 fclose(pContext->PcmInPtr); 288 fclose(pContext->PcmOutPtr); 289 #endif 290 free(pContext->InFrames32); 291 free(pContext->OutFrames32); 292 Reverb_free(pContext); 293 delete pContext; 294 return 0; 295} /* end EffectRelease */ 296 297extern "C" int EffectGetDescriptor(const effect_uuid_t *uuid, 298 effect_descriptor_t *pDescriptor) { 299 int i; 300 int length = sizeof(gDescriptors) / sizeof(const effect_descriptor_t *); 301 302 if (pDescriptor == NULL || uuid == NULL){ 303 ALOGV("EffectGetDescriptor() called with NULL pointer"); 304 return -EINVAL; 305 } 306 307 for (i = 0; i < length; i++) { 308 if (memcmp(uuid, &gDescriptors[i]->uuid, sizeof(effect_uuid_t)) == 0) { 309 *pDescriptor = *gDescriptors[i]; 310 ALOGV("EffectGetDescriptor - UUID matched Reverb type %d, UUID = %x", 311 i, gDescriptors[i]->uuid.timeLow); 312 return 0; 313 } 314 } 315 316 return -EINVAL; 317} /* end EffectGetDescriptor */ 318 319/* local functions */ 320#define CHECK_ARG(cond) { \ 321 if (!(cond)) { \ 322 ALOGV("\tLVM_ERROR : Invalid argument: "#cond); \ 323 return -EINVAL; \ 324 } \ 325} 326 327//---------------------------------------------------------------------------- 328// MonoTo2I_32() 329//---------------------------------------------------------------------------- 330// Purpose: 331// Convert MONO to STEREO 332// 333//---------------------------------------------------------------------------- 334 335void MonoTo2I_32( const LVM_INT32 *src, 336 LVM_INT32 *dst, 337 LVM_INT16 n) 338{ 339 LVM_INT16 ii; 340 src += (n-1); 341 dst += ((n*2)-1); 342 343 for (ii = n; ii != 0; ii--) 344 { 345 *dst = *src; 346 dst--; 347 348 *dst = *src; 349 dst--; 350 src--; 351 } 352 353 return; 354} 355 356//---------------------------------------------------------------------------- 357// From2iToMono_32() 358//---------------------------------------------------------------------------- 359// Purpose: 360// Convert STEREO to MONO 361// 362//---------------------------------------------------------------------------- 363 364void From2iToMono_32( const LVM_INT32 *src, 365 LVM_INT32 *dst, 366 LVM_INT16 n) 367{ 368 LVM_INT16 ii; 369 LVM_INT32 Temp; 370 371 for (ii = n; ii != 0; ii--) 372 { 373 Temp = (*src>>1); 374 src++; 375 376 Temp +=(*src>>1); 377 src++; 378 379 *dst = Temp; 380 dst++; 381 } 382 383 return; 384} 385 386static inline int16_t clamp16(int32_t sample) 387{ 388 if ((sample>>15) ^ (sample>>31)) 389 sample = 0x7FFF ^ (sample>>31); 390 return sample; 391} 392 393//---------------------------------------------------------------------------- 394// process() 395//---------------------------------------------------------------------------- 396// Purpose: 397// Apply the Reverb 398// 399// Inputs: 400// pIn: pointer to stereo/mono 16 bit input data 401// pOut: pointer to stereo 16 bit output data 402// frameCount: Frames to process 403// pContext: effect engine context 404// strength strength to be applied 405// 406// Outputs: 407// pOut: pointer to updated stereo 16 bit output data 408// 409//---------------------------------------------------------------------------- 410 411int process( LVM_INT16 *pIn, 412 LVM_INT16 *pOut, 413 int frameCount, 414 ReverbContext *pContext){ 415 416 LVM_INT16 samplesPerFrame = 1; 417 LVREV_ReturnStatus_en LvmStatus = LVREV_SUCCESS; /* Function call status */ 418 LVM_INT16 *OutFrames16; 419 420 421 // Check that the input is either mono or stereo 422 if (pContext->config.inputCfg.channels == AUDIO_CHANNEL_OUT_STEREO) { 423 samplesPerFrame = 2; 424 } else if (pContext->config.inputCfg.channels != AUDIO_CHANNEL_OUT_MONO) { 425 ALOGV("\tLVREV_ERROR : process invalid PCM format"); 426 return -EINVAL; 427 } 428 429 OutFrames16 = (LVM_INT16 *)pContext->OutFrames32; 430 431 // Check for NULL pointers 432 if((pContext->InFrames32 == NULL)||(pContext->OutFrames32 == NULL)){ 433 ALOGV("\tLVREV_ERROR : process failed to allocate memory for temporary buffers "); 434 return -EINVAL; 435 } 436 437 #ifdef LVM_PCM 438 fwrite(pIn, frameCount*sizeof(LVM_INT16)*samplesPerFrame, 1, pContext->PcmInPtr); 439 fflush(pContext->PcmInPtr); 440 #endif 441 442 if (pContext->preset && pContext->nextPreset != pContext->curPreset) { 443 Reverb_LoadPreset(pContext); 444 } 445 446 447 448 // Convert to Input 32 bits 449 if (pContext->auxiliary) { 450 for(int i=0; i<frameCount*samplesPerFrame; i++){ 451 pContext->InFrames32[i] = (LVM_INT32)pIn[i]<<8; 452 } 453 } else { 454 // insert reverb input is always stereo 455 for (int i = 0; i < frameCount; i++) { 456 pContext->InFrames32[2*i] = (pIn[2*i] * REVERB_SEND_LEVEL) >> 4; // <<8 + >>12 457 pContext->InFrames32[2*i+1] = (pIn[2*i+1] * REVERB_SEND_LEVEL) >> 4; // <<8 + >>12 458 } 459 } 460 461 if (pContext->preset && pContext->curPreset == REVERB_PRESET_NONE) { 462 memset(pContext->OutFrames32, 0, frameCount * sizeof(LVM_INT32) * 2); //always stereo here 463 } else { 464 if(pContext->bEnabled == LVM_FALSE && pContext->SamplesToExitCount > 0) { 465 memset(pContext->InFrames32,0,frameCount * sizeof(LVM_INT32) * samplesPerFrame); 466 ALOGV("\tZeroing %d samples per frame at the end of call", samplesPerFrame); 467 } 468 469 /* Process the samples, producing a stereo output */ 470 LvmStatus = LVREV_Process(pContext->hInstance, /* Instance handle */ 471 pContext->InFrames32, /* Input buffer */ 472 pContext->OutFrames32, /* Output buffer */ 473 frameCount); /* Number of samples to read */ 474 } 475 476 LVM_ERROR_CHECK(LvmStatus, "LVREV_Process", "process") 477 if(LvmStatus != LVREV_SUCCESS) return -EINVAL; 478 479 // Convert to 16 bits 480 if (pContext->auxiliary) { 481 for (int i=0; i < frameCount*2; i++) { //always stereo here 482 OutFrames16[i] = clamp16(pContext->OutFrames32[i]>>8); 483 } 484 } else { 485 for (int i=0; i < frameCount*2; i++) { //always stereo here 486 OutFrames16[i] = clamp16((pContext->OutFrames32[i]>>8) + (LVM_INT32)pIn[i]); 487 } 488 489 // apply volume with ramp if needed 490 if ((pContext->leftVolume != pContext->prevLeftVolume || 491 pContext->rightVolume != pContext->prevRightVolume) && 492 pContext->volumeMode == REVERB_VOLUME_RAMP) { 493 LVM_INT32 vl = (LVM_INT32)pContext->prevLeftVolume << 16; 494 LVM_INT32 incl = (((LVM_INT32)pContext->leftVolume << 16) - vl) / frameCount; 495 LVM_INT32 vr = (LVM_INT32)pContext->prevRightVolume << 16; 496 LVM_INT32 incr = (((LVM_INT32)pContext->rightVolume << 16) - vr) / frameCount; 497 498 for (int i = 0; i < frameCount; i++) { 499 OutFrames16[2*i] = 500 clamp16((LVM_INT32)((vl >> 16) * OutFrames16[2*i]) >> 12); 501 OutFrames16[2*i+1] = 502 clamp16((LVM_INT32)((vr >> 16) * OutFrames16[2*i+1]) >> 12); 503 504 vl += incl; 505 vr += incr; 506 } 507 508 pContext->prevLeftVolume = pContext->leftVolume; 509 pContext->prevRightVolume = pContext->rightVolume; 510 } else if (pContext->volumeMode != REVERB_VOLUME_OFF) { 511 if (pContext->leftVolume != REVERB_UNIT_VOLUME || 512 pContext->rightVolume != REVERB_UNIT_VOLUME) { 513 for (int i = 0; i < frameCount; i++) { 514 OutFrames16[2*i] = 515 clamp16((LVM_INT32)(pContext->leftVolume * OutFrames16[2*i]) >> 12); 516 OutFrames16[2*i+1] = 517 clamp16((LVM_INT32)(pContext->rightVolume * OutFrames16[2*i+1]) >> 12); 518 } 519 } 520 pContext->prevLeftVolume = pContext->leftVolume; 521 pContext->prevRightVolume = pContext->rightVolume; 522 pContext->volumeMode = REVERB_VOLUME_RAMP; 523 } 524 } 525 526 #ifdef LVM_PCM 527 fwrite(OutFrames16, frameCount*sizeof(LVM_INT16)*2, 1, pContext->PcmOutPtr); 528 fflush(pContext->PcmOutPtr); 529 #endif 530 531 // Accumulate if required 532 if (pContext->config.outputCfg.accessMode == EFFECT_BUFFER_ACCESS_ACCUMULATE){ 533 //ALOGV("\tBuffer access is ACCUMULATE"); 534 for (int i=0; i<frameCount*2; i++){ //always stereo here 535 pOut[i] = clamp16((int32_t)pOut[i] + (int32_t)OutFrames16[i]); 536 } 537 }else{ 538 //ALOGV("\tBuffer access is WRITE"); 539 memcpy(pOut, OutFrames16, frameCount*sizeof(LVM_INT16)*2); 540 } 541 542 return 0; 543} /* end process */ 544 545//---------------------------------------------------------------------------- 546// Reverb_free() 547//---------------------------------------------------------------------------- 548// Purpose: Free all memory associated with the Bundle. 549// 550// Inputs: 551// pContext: effect engine context 552// 553// Outputs: 554// 555//---------------------------------------------------------------------------- 556 557void Reverb_free(ReverbContext *pContext){ 558 559 LVREV_ReturnStatus_en LvmStatus=LVREV_SUCCESS; /* Function call status */ 560 LVREV_ControlParams_st params; /* Control Parameters */ 561 LVREV_MemoryTable_st MemTab; 562 563 /* Free the algorithm memory */ 564 LvmStatus = LVREV_GetMemoryTable(pContext->hInstance, 565 &MemTab, 566 LVM_NULL); 567 568 LVM_ERROR_CHECK(LvmStatus, "LVM_GetMemoryTable", "Reverb_free") 569 570 for (int i=0; i<LVM_NR_MEMORY_REGIONS; i++){ 571 if (MemTab.Region[i].Size != 0){ 572 if (MemTab.Region[i].pBaseAddress != NULL){ 573 ALOGV("\tfree() - START freeing %ld bytes for region %u at %p\n", 574 MemTab.Region[i].Size, i, MemTab.Region[i].pBaseAddress); 575 576 free(MemTab.Region[i].pBaseAddress); 577 578 ALOGV("\tfree() - END freeing %ld bytes for region %u at %p\n", 579 MemTab.Region[i].Size, i, MemTab.Region[i].pBaseAddress); 580 }else{ 581 ALOGV("\tLVM_ERROR : free() - trying to free with NULL pointer %ld bytes " 582 "for region %u at %p ERROR\n", 583 MemTab.Region[i].Size, i, MemTab.Region[i].pBaseAddress); 584 } 585 } 586 } 587} /* end Reverb_free */ 588 589//---------------------------------------------------------------------------- 590// Reverb_setConfig() 591//---------------------------------------------------------------------------- 592// Purpose: Set input and output audio configuration. 593// 594// Inputs: 595// pContext: effect engine context 596// pConfig: pointer to effect_config_t structure holding input and output 597// configuration parameters 598// 599// Outputs: 600// 601//---------------------------------------------------------------------------- 602 603int Reverb_setConfig(ReverbContext *pContext, effect_config_t *pConfig){ 604 LVM_Fs_en SampleRate; 605 //ALOGV("\tReverb_setConfig start"); 606 607 CHECK_ARG(pContext != NULL); 608 CHECK_ARG(pConfig != NULL); 609 610 CHECK_ARG(pConfig->inputCfg.samplingRate == pConfig->outputCfg.samplingRate); 611 CHECK_ARG(pConfig->inputCfg.format == pConfig->outputCfg.format); 612 CHECK_ARG((pContext->auxiliary && pConfig->inputCfg.channels == AUDIO_CHANNEL_OUT_MONO) || 613 ((!pContext->auxiliary) && pConfig->inputCfg.channels == AUDIO_CHANNEL_OUT_STEREO)); 614 CHECK_ARG(pConfig->outputCfg.channels == AUDIO_CHANNEL_OUT_STEREO); 615 CHECK_ARG(pConfig->outputCfg.accessMode == EFFECT_BUFFER_ACCESS_WRITE 616 || pConfig->outputCfg.accessMode == EFFECT_BUFFER_ACCESS_ACCUMULATE); 617 CHECK_ARG(pConfig->inputCfg.format == AUDIO_FORMAT_PCM_16_BIT); 618 619 if(pConfig->inputCfg.samplingRate != 44100){ 620 return -EINVAL; 621 } 622 623 //ALOGV("\tReverb_setConfig calling memcpy"); 624 pContext->config = *pConfig; 625 626 627 switch (pConfig->inputCfg.samplingRate) { 628 case 8000: 629 SampleRate = LVM_FS_8000; 630 break; 631 case 16000: 632 SampleRate = LVM_FS_16000; 633 break; 634 case 22050: 635 SampleRate = LVM_FS_22050; 636 break; 637 case 32000: 638 SampleRate = LVM_FS_32000; 639 break; 640 case 44100: 641 SampleRate = LVM_FS_44100; 642 break; 643 case 48000: 644 SampleRate = LVM_FS_48000; 645 break; 646 default: 647 ALOGV("\rReverb_setConfig invalid sampling rate %d", pConfig->inputCfg.samplingRate); 648 return -EINVAL; 649 } 650 651 if(pContext->SampleRate != SampleRate){ 652 653 LVREV_ControlParams_st ActiveParams; 654 LVREV_ReturnStatus_en LvmStatus = LVREV_SUCCESS; 655 656 //ALOGV("\tReverb_setConfig change sampling rate to %d", SampleRate); 657 658 /* Get the current settings */ 659 LvmStatus = LVREV_GetControlParameters(pContext->hInstance, 660 &ActiveParams); 661 662 LVM_ERROR_CHECK(LvmStatus, "LVREV_GetControlParameters", "Reverb_setConfig") 663 if(LvmStatus != LVREV_SUCCESS) return -EINVAL; 664 665 LvmStatus = LVREV_SetControlParameters(pContext->hInstance, &ActiveParams); 666 667 LVM_ERROR_CHECK(LvmStatus, "LVREV_SetControlParameters", "Reverb_setConfig") 668 //ALOGV("\tReverb_setConfig Succesfully called LVREV_SetControlParameters\n"); 669 670 }else{ 671 //ALOGV("\tReverb_setConfig keep sampling rate at %d", SampleRate); 672 } 673 674 //ALOGV("\tReverb_setConfig End"); 675 return 0; 676} /* end Reverb_setConfig */ 677 678//---------------------------------------------------------------------------- 679// Reverb_getConfig() 680//---------------------------------------------------------------------------- 681// Purpose: Get input and output audio configuration. 682// 683// Inputs: 684// pContext: effect engine context 685// pConfig: pointer to effect_config_t structure holding input and output 686// configuration parameters 687// 688// Outputs: 689// 690//---------------------------------------------------------------------------- 691 692void Reverb_getConfig(ReverbContext *pContext, effect_config_t *pConfig) 693{ 694 *pConfig = pContext->config; 695} /* end Reverb_getConfig */ 696 697//---------------------------------------------------------------------------- 698// Reverb_init() 699//---------------------------------------------------------------------------- 700// Purpose: Initialize engine with default configuration 701// 702// Inputs: 703// pContext: effect engine context 704// 705// Outputs: 706// 707//---------------------------------------------------------------------------- 708 709int Reverb_init(ReverbContext *pContext){ 710 int status; 711 712 ALOGV("\tReverb_init start"); 713 714 CHECK_ARG(pContext != NULL); 715 716 if (pContext->hInstance != NULL){ 717 Reverb_free(pContext); 718 } 719 720 pContext->config.inputCfg.accessMode = EFFECT_BUFFER_ACCESS_READ; 721 if (pContext->auxiliary) { 722 pContext->config.inputCfg.channels = AUDIO_CHANNEL_OUT_MONO; 723 } else { 724 pContext->config.inputCfg.channels = AUDIO_CHANNEL_OUT_STEREO; 725 } 726 727 pContext->config.inputCfg.format = AUDIO_FORMAT_PCM_16_BIT; 728 pContext->config.inputCfg.samplingRate = 44100; 729 pContext->config.inputCfg.bufferProvider.getBuffer = NULL; 730 pContext->config.inputCfg.bufferProvider.releaseBuffer = NULL; 731 pContext->config.inputCfg.bufferProvider.cookie = NULL; 732 pContext->config.inputCfg.mask = EFFECT_CONFIG_ALL; 733 pContext->config.outputCfg.accessMode = EFFECT_BUFFER_ACCESS_ACCUMULATE; 734 pContext->config.outputCfg.channels = AUDIO_CHANNEL_OUT_STEREO; 735 pContext->config.outputCfg.format = AUDIO_FORMAT_PCM_16_BIT; 736 pContext->config.outputCfg.samplingRate = 44100; 737 pContext->config.outputCfg.bufferProvider.getBuffer = NULL; 738 pContext->config.outputCfg.bufferProvider.releaseBuffer = NULL; 739 pContext->config.outputCfg.bufferProvider.cookie = NULL; 740 pContext->config.outputCfg.mask = EFFECT_CONFIG_ALL; 741 742 pContext->leftVolume = REVERB_UNIT_VOLUME; 743 pContext->rightVolume = REVERB_UNIT_VOLUME; 744 pContext->prevLeftVolume = REVERB_UNIT_VOLUME; 745 pContext->prevRightVolume = REVERB_UNIT_VOLUME; 746 pContext->volumeMode = REVERB_VOLUME_FLAT; 747 748 LVREV_ReturnStatus_en LvmStatus=LVREV_SUCCESS; /* Function call status */ 749 LVREV_ControlParams_st params; /* Control Parameters */ 750 LVREV_InstanceParams_st InstParams; /* Instance parameters */ 751 LVREV_MemoryTable_st MemTab; /* Memory allocation table */ 752 bool bMallocFailure = LVM_FALSE; 753 754 /* Set the capabilities */ 755 InstParams.MaxBlockSize = MAX_CALL_SIZE; 756 InstParams.SourceFormat = LVM_STEREO; // Max format, could be mono during process 757 InstParams.NumDelays = LVREV_DELAYLINES_4; 758 759 /* Allocate memory, forcing alignment */ 760 LvmStatus = LVREV_GetMemoryTable(LVM_NULL, 761 &MemTab, 762 &InstParams); 763 764 LVM_ERROR_CHECK(LvmStatus, "LVREV_GetMemoryTable", "Reverb_init") 765 if(LvmStatus != LVREV_SUCCESS) return -EINVAL; 766 767 ALOGV("\tCreateInstance Succesfully called LVM_GetMemoryTable\n"); 768 769 /* Allocate memory */ 770 for (int i=0; i<LVM_NR_MEMORY_REGIONS; i++){ 771 if (MemTab.Region[i].Size != 0){ 772 MemTab.Region[i].pBaseAddress = malloc(MemTab.Region[i].Size); 773 774 if (MemTab.Region[i].pBaseAddress == LVM_NULL){ 775 ALOGV("\tLVREV_ERROR :Reverb_init CreateInstance Failed to allocate %ld " 776 "bytes for region %u\n", MemTab.Region[i].Size, i ); 777 bMallocFailure = LVM_TRUE; 778 }else{ 779 ALOGV("\tReverb_init CreateInstance allocate %ld bytes for region %u at %p\n", 780 MemTab.Region[i].Size, i, MemTab.Region[i].pBaseAddress); 781 } 782 } 783 } 784 785 /* If one or more of the memory regions failed to allocate, free the regions that were 786 * succesfully allocated and return with an error 787 */ 788 if(bMallocFailure == LVM_TRUE){ 789 for (int i=0; i<LVM_NR_MEMORY_REGIONS; i++){ 790 if (MemTab.Region[i].pBaseAddress == LVM_NULL){ 791 ALOGV("\tLVM_ERROR :Reverb_init CreateInstance Failed to allocate %ld bytes " 792 "for region %u - Not freeing\n", MemTab.Region[i].Size, i ); 793 }else{ 794 ALOGV("\tLVM_ERROR :Reverb_init CreateInstance Failed: but allocated %ld bytes " 795 "for region %u at %p- free\n", 796 MemTab.Region[i].Size, i, MemTab.Region[i].pBaseAddress); 797 free(MemTab.Region[i].pBaseAddress); 798 } 799 } 800 return -EINVAL; 801 } 802 ALOGV("\tReverb_init CreateInstance Succesfully malloc'd memory\n"); 803 804 /* Initialise */ 805 pContext->hInstance = LVM_NULL; 806 807 /* Init sets the instance handle */ 808 LvmStatus = LVREV_GetInstanceHandle(&pContext->hInstance, 809 &MemTab, 810 &InstParams); 811 812 LVM_ERROR_CHECK(LvmStatus, "LVM_GetInstanceHandle", "Reverb_init") 813 if(LvmStatus != LVREV_SUCCESS) return -EINVAL; 814 815 ALOGV("\tReverb_init CreateInstance Succesfully called LVM_GetInstanceHandle\n"); 816 817 /* Set the initial process parameters */ 818 /* General parameters */ 819 params.OperatingMode = LVM_MODE_ON; 820 params.SampleRate = LVM_FS_44100; 821 822 if(pContext->config.inputCfg.channels == AUDIO_CHANNEL_OUT_MONO){ 823 params.SourceFormat = LVM_MONO; 824 } else { 825 params.SourceFormat = LVM_STEREO; 826 } 827 828 /* Reverb parameters */ 829 params.Level = 0; 830 params.LPF = 23999; 831 params.HPF = 50; 832 params.T60 = 1490; 833 params.Density = 100; 834 params.Damping = 21; 835 params.RoomSize = 100; 836 837 pContext->SamplesToExitCount = (params.T60 * pContext->config.inputCfg.samplingRate)/1000; 838 839 /* Saved strength is used to return the exact strength that was used in the set to the get 840 * because we map the original strength range of 0:1000 to 1:15, and this will avoid 841 * quantisation like effect when returning 842 */ 843 pContext->SavedRoomLevel = -6000; 844 pContext->SavedHfLevel = 0; 845 pContext->bEnabled = LVM_FALSE; 846 pContext->SavedDecayTime = params.T60; 847 pContext->SavedDecayHfRatio = params.Damping*20; 848 pContext->SavedDensity = params.RoomSize*10; 849 pContext->SavedDiffusion = params.Density*10; 850 pContext->SavedReverbLevel = -6000; 851 852 /* Activate the initial settings */ 853 LvmStatus = LVREV_SetControlParameters(pContext->hInstance, 854 ¶ms); 855 856 LVM_ERROR_CHECK(LvmStatus, "LVREV_SetControlParameters", "Reverb_init") 857 if(LvmStatus != LVREV_SUCCESS) return -EINVAL; 858 859 ALOGV("\tReverb_init CreateInstance Succesfully called LVREV_SetControlParameters\n"); 860 ALOGV("\tReverb_init End"); 861 return 0; 862} /* end Reverb_init */ 863 864//---------------------------------------------------------------------------- 865// ReverbConvertLevel() 866//---------------------------------------------------------------------------- 867// Purpose: 868// Convert level from OpenSL ES format to LVM format 869// 870// Inputs: 871// level level to be applied 872// 873//---------------------------------------------------------------------------- 874 875int16_t ReverbConvertLevel(int16_t level){ 876 static int16_t LevelArray[101] = 877 { 878 -12000, -4000, -3398, -3046, -2796, -2603, -2444, -2310, -2194, -2092, 879 -2000, -1918, -1842, -1773, -1708, -1648, -1592, -1540, -1490, -1443, 880 -1398, -1356, -1316, -1277, -1240, -1205, -1171, -1138, -1106, -1076, 881 -1046, -1018, -990, -963, -938, -912, -888, -864, -841, -818, 882 -796, -775, -754, -734, -714, -694, -675, -656, -638, -620, 883 -603, -585, -568, -552, -536, -520, -504, -489, -474, -459, 884 -444, -430, -416, -402, -388, -375, -361, -348, -335, -323, 885 -310, -298, -286, -274, -262, -250, -239, -228, -216, -205, 886 -194, -184, -173, -162, -152, -142, -132, -121, -112, -102, 887 -92, -82, -73, -64, -54, -45, -36, -27, -18, -9, 888 0 889 }; 890 int16_t i; 891 892 for(i = 0; i < 101; i++) 893 { 894 if(level <= LevelArray[i]) 895 break; 896 } 897 return i; 898} 899 900//---------------------------------------------------------------------------- 901// ReverbConvertHFLevel() 902//---------------------------------------------------------------------------- 903// Purpose: 904// Convert level from OpenSL ES format to LVM format 905// 906// Inputs: 907// level level to be applied 908// 909//---------------------------------------------------------------------------- 910 911int16_t ReverbConvertHfLevel(int16_t Hflevel){ 912 int16_t i; 913 914 static LPFPair_t LPFArray[97] = 915 { // Limit range to 50 for LVREV parameter range 916 {-10000, 50}, { -5000, 50 }, { -4000, 50}, { -3000, 158}, { -2000, 502}, 917 {-1000, 1666},{ -900, 1897}, { -800, 2169}, { -700, 2496}, { -600, 2895}, 918 {-500, 3400}, { -400, 4066}, { -300, 5011}, { -200, 6537}, { -100, 9826}, 919 {-99, 9881 }, { -98, 9937 }, { -97, 9994 }, { -96, 10052}, { -95, 10111}, 920 {-94, 10171}, { -93, 10231}, { -92, 10293}, { -91, 10356}, { -90, 10419}, 921 {-89, 10484}, { -88, 10549}, { -87, 10616}, { -86, 10684}, { -85, 10753}, 922 {-84, 10823}, { -83, 10895}, { -82, 10968}, { -81, 11042}, { -80, 11117}, 923 {-79, 11194}, { -78, 11272}, { -77, 11352}, { -76, 11433}, { -75, 11516}, 924 {-74, 11600}, { -73, 11686}, { -72, 11774}, { -71, 11864}, { -70, 11955}, 925 {-69, 12049}, { -68, 12144}, { -67, 12242}, { -66, 12341}, { -65, 12443}, 926 {-64, 12548}, { -63, 12654}, { -62, 12763}, { -61, 12875}, { -60, 12990}, 927 {-59, 13107}, { -58, 13227}, { -57, 13351}, { -56, 13477}, { -55, 13607}, 928 {-54, 13741}, { -53, 13878}, { -52, 14019}, { -51, 14164}, { -50, 14313}, 929 {-49, 14467}, { -48, 14626}, { -47, 14789}, { -46, 14958}, { -45, 15132}, 930 {-44, 15312}, { -43, 15498}, { -42, 15691}, { -41, 15890}, { -40, 16097}, 931 {-39, 16311}, { -38, 16534}, { -37, 16766}, { -36, 17007}, { -35, 17259}, 932 {-34, 17521}, { -33, 17795}, { -32, 18081}, { -31, 18381}, { -30, 18696}, 933 {-29, 19027}, { -28, 19375}, { -27, 19742}, { -26, 20129}, { -25, 20540}, 934 {-24, 20976}, { -23, 21439}, { -22, 21934}, { -21, 22463}, { -20, 23031}, 935 {-19, 23643}, { -18, 23999} 936 }; 937 938 for(i = 0; i < 96; i++) 939 { 940 if(Hflevel <= LPFArray[i].Room_HF) 941 break; 942 } 943 return LPFArray[i].LPF; 944} 945 946//---------------------------------------------------------------------------- 947// ReverbSetRoomHfLevel() 948//---------------------------------------------------------------------------- 949// Purpose: 950// Apply the HF level to the Reverb. Must first be converted to LVM format 951// 952// Inputs: 953// pContext: effect engine context 954// level level to be applied 955// 956//---------------------------------------------------------------------------- 957 958void ReverbSetRoomHfLevel(ReverbContext *pContext, int16_t level){ 959 //ALOGV("\tReverbSetRoomHfLevel start (%d)", level); 960 961 LVREV_ControlParams_st ActiveParams; /* Current control Parameters */ 962 LVREV_ReturnStatus_en LvmStatus=LVREV_SUCCESS; /* Function call status */ 963 964 /* Get the current settings */ 965 LvmStatus = LVREV_GetControlParameters(pContext->hInstance, &ActiveParams); 966 LVM_ERROR_CHECK(LvmStatus, "LVREV_GetControlParameters", "ReverbSetRoomHfLevel") 967 //ALOGV("\tReverbSetRoomHfLevel Succesfully returned from LVM_GetControlParameters\n"); 968 //ALOGV("\tReverbSetRoomHfLevel() just Got -> %d\n", ActiveParams.LPF); 969 970 ActiveParams.LPF = ReverbConvertHfLevel(level); 971 972 /* Activate the initial settings */ 973 LvmStatus = LVREV_SetControlParameters(pContext->hInstance, &ActiveParams); 974 LVM_ERROR_CHECK(LvmStatus, "LVREV_SetControlParameters", "ReverbSetRoomHfLevel") 975 //ALOGV("\tReverbSetRoomhfLevel() just Set -> %d\n", ActiveParams.LPF); 976 pContext->SavedHfLevel = level; 977 //ALOGV("\tReverbSetHfRoomLevel end.. saving %d", pContext->SavedHfLevel); 978 return; 979} 980 981//---------------------------------------------------------------------------- 982// ReverbGetRoomHfLevel() 983//---------------------------------------------------------------------------- 984// Purpose: 985// Get the level applied to the Revervb. Must first be converted to LVM format 986// 987// Inputs: 988// pContext: effect engine context 989// 990//---------------------------------------------------------------------------- 991 992int16_t ReverbGetRoomHfLevel(ReverbContext *pContext){ 993 int16_t level; 994 //ALOGV("\tReverbGetRoomHfLevel start, saved level is %d", pContext->SavedHfLevel); 995 996 LVREV_ControlParams_st ActiveParams; /* Current control Parameters */ 997 LVREV_ReturnStatus_en LvmStatus=LVREV_SUCCESS; /* Function call status */ 998 999 /* Get the current settings */ 1000 LvmStatus = LVREV_GetControlParameters(pContext->hInstance, &ActiveParams); 1001 LVM_ERROR_CHECK(LvmStatus, "LVREV_GetControlParameters", "ReverbGetRoomHfLevel") 1002 //ALOGV("\tReverbGetRoomHfLevel Succesfully returned from LVM_GetControlParameters\n"); 1003 //ALOGV("\tReverbGetRoomHfLevel() just Got -> %d\n", ActiveParams.LPF); 1004 1005 level = ReverbConvertHfLevel(pContext->SavedHfLevel); 1006 1007 //ALOGV("\tReverbGetRoomHfLevel() ActiveParams.LPFL %d, pContext->SavedHfLevel: %d, " 1008 // "converted level: %d\n", ActiveParams.LPF, pContext->SavedHfLevel, level); 1009 1010 if(ActiveParams.LPF != level){ 1011 ALOGV("\tLVM_ERROR : (ignore at start up) ReverbGetRoomHfLevel() has wrong level -> %d %d\n", 1012 ActiveParams.Level, level); 1013 } 1014 1015 //ALOGV("\tReverbGetRoomHfLevel end"); 1016 return pContext->SavedHfLevel; 1017} 1018 1019//---------------------------------------------------------------------------- 1020// ReverbSetReverbLevel() 1021//---------------------------------------------------------------------------- 1022// Purpose: 1023// Apply the level to the Reverb. Must first be converted to LVM format 1024// 1025// Inputs: 1026// pContext: effect engine context 1027// level level to be applied 1028// 1029//---------------------------------------------------------------------------- 1030 1031void ReverbSetReverbLevel(ReverbContext *pContext, int16_t level){ 1032 //ALOGV("\n\tReverbSetReverbLevel start (%d)", level); 1033 1034 LVREV_ControlParams_st ActiveParams; /* Current control Parameters */ 1035 LVREV_ReturnStatus_en LvmStatus=LVREV_SUCCESS; /* Function call status */ 1036 LVM_INT32 CombinedLevel; // Sum of room and reverb level controls 1037 1038 /* Get the current settings */ 1039 LvmStatus = LVREV_GetControlParameters(pContext->hInstance, &ActiveParams); 1040 LVM_ERROR_CHECK(LvmStatus, "LVREV_GetControlParameters", "ReverbSetReverbLevel") 1041 //ALOGV("\tReverbSetReverbLevel Succesfully returned from LVM_GetControlParameters\n"); 1042 //ALOGV("\tReverbSetReverbLevel just Got -> %d\n", ActiveParams.Level); 1043 1044 // needs to subtract max levels for both RoomLevel and ReverbLevel 1045 CombinedLevel = (level + pContext->SavedRoomLevel)-LVREV_MAX_REVERB_LEVEL; 1046 //ALOGV("\tReverbSetReverbLevel() CombinedLevel is %d = %d + %d\n", 1047 // CombinedLevel, level, pContext->SavedRoomLevel); 1048 1049 ActiveParams.Level = ReverbConvertLevel(CombinedLevel); 1050 1051 //ALOGV("\tReverbSetReverbLevel() Trying to set -> %d\n", ActiveParams.Level); 1052 1053 /* Activate the initial settings */ 1054 LvmStatus = LVREV_SetControlParameters(pContext->hInstance, &ActiveParams); 1055 LVM_ERROR_CHECK(LvmStatus, "LVREV_SetControlParameters", "ReverbSetReverbLevel") 1056 //ALOGV("\tReverbSetReverbLevel() just Set -> %d\n", ActiveParams.Level); 1057 1058 pContext->SavedReverbLevel = level; 1059 //ALOGV("\tReverbSetReverbLevel end pContext->SavedReverbLevel is %d\n\n", 1060 // pContext->SavedReverbLevel); 1061 return; 1062} 1063 1064//---------------------------------------------------------------------------- 1065// ReverbGetReverbLevel() 1066//---------------------------------------------------------------------------- 1067// Purpose: 1068// Get the level applied to the Revervb. Must first be converted to LVM format 1069// 1070// Inputs: 1071// pContext: effect engine context 1072// 1073//---------------------------------------------------------------------------- 1074 1075int16_t ReverbGetReverbLevel(ReverbContext *pContext){ 1076 int16_t level; 1077 //ALOGV("\tReverbGetReverbLevel start"); 1078 1079 LVREV_ControlParams_st ActiveParams; /* Current control Parameters */ 1080 LVREV_ReturnStatus_en LvmStatus=LVREV_SUCCESS; /* Function call status */ 1081 LVM_INT32 CombinedLevel; // Sum of room and reverb level controls 1082 1083 /* Get the current settings */ 1084 LvmStatus = LVREV_GetControlParameters(pContext->hInstance, &ActiveParams); 1085 LVM_ERROR_CHECK(LvmStatus, "LVREV_GetControlParameters", "ReverbGetReverbLevel") 1086 //ALOGV("\tReverbGetReverbLevel Succesfully returned from LVM_GetControlParameters\n"); 1087 //ALOGV("\tReverbGetReverbLevel() just Got -> %d\n", ActiveParams.Level); 1088 1089 // needs to subtract max levels for both RoomLevel and ReverbLevel 1090 CombinedLevel = (pContext->SavedReverbLevel + pContext->SavedRoomLevel)-LVREV_MAX_REVERB_LEVEL; 1091 1092 //ALOGV("\tReverbGetReverbLevel() CombinedLevel is %d = %d + %d\n", 1093 //CombinedLevel, pContext->SavedReverbLevel, pContext->SavedRoomLevel); 1094 level = ReverbConvertLevel(CombinedLevel); 1095 1096 //ALOGV("\tReverbGetReverbLevel(): ActiveParams.Level: %d, pContext->SavedReverbLevel: %d, " 1097 //"pContext->SavedRoomLevel: %d, CombinedLevel: %d, converted level: %d\n", 1098 //ActiveParams.Level, pContext->SavedReverbLevel,pContext->SavedRoomLevel, CombinedLevel,level); 1099 1100 if(ActiveParams.Level != level){ 1101 ALOGV("\tLVM_ERROR : (ignore at start up) ReverbGetReverbLevel() has wrong level -> %d %d\n", 1102 ActiveParams.Level, level); 1103 } 1104 1105 //ALOGV("\tReverbGetReverbLevel end\n"); 1106 1107 return pContext->SavedReverbLevel; 1108} 1109 1110//---------------------------------------------------------------------------- 1111// ReverbSetRoomLevel() 1112//---------------------------------------------------------------------------- 1113// Purpose: 1114// Apply the level to the Reverb. Must first be converted to LVM format 1115// 1116// Inputs: 1117// pContext: effect engine context 1118// level level to be applied 1119// 1120//---------------------------------------------------------------------------- 1121 1122void ReverbSetRoomLevel(ReverbContext *pContext, int16_t level){ 1123 //ALOGV("\tReverbSetRoomLevel start (%d)", level); 1124 1125 LVREV_ControlParams_st ActiveParams; /* Current control Parameters */ 1126 LVREV_ReturnStatus_en LvmStatus=LVREV_SUCCESS; /* Function call status */ 1127 LVM_INT32 CombinedLevel; // Sum of room and reverb level controls 1128 1129 /* Get the current settings */ 1130 LvmStatus = LVREV_GetControlParameters(pContext->hInstance, &ActiveParams); 1131 LVM_ERROR_CHECK(LvmStatus, "LVREV_GetControlParameters", "ReverbSetRoomLevel") 1132 //ALOGV("\tReverbSetRoomLevel Succesfully returned from LVM_GetControlParameters\n"); 1133 //ALOGV("\tReverbSetRoomLevel() just Got -> %d\n", ActiveParams.Level); 1134 1135 // needs to subtract max levels for both RoomLevel and ReverbLevel 1136 CombinedLevel = (level + pContext->SavedReverbLevel)-LVREV_MAX_REVERB_LEVEL; 1137 ActiveParams.Level = ReverbConvertLevel(CombinedLevel); 1138 1139 /* Activate the initial settings */ 1140 LvmStatus = LVREV_SetControlParameters(pContext->hInstance, &ActiveParams); 1141 LVM_ERROR_CHECK(LvmStatus, "LVREV_SetControlParameters", "ReverbSetRoomLevel") 1142 //ALOGV("\tReverbSetRoomLevel() just Set -> %d\n", ActiveParams.Level); 1143 1144 pContext->SavedRoomLevel = level; 1145 //ALOGV("\tReverbSetRoomLevel end"); 1146 return; 1147} 1148 1149//---------------------------------------------------------------------------- 1150// ReverbGetRoomLevel() 1151//---------------------------------------------------------------------------- 1152// Purpose: 1153// Get the level applied to the Revervb. Must first be converted to LVM format 1154// 1155// Inputs: 1156// pContext: effect engine context 1157// 1158//---------------------------------------------------------------------------- 1159 1160int16_t ReverbGetRoomLevel(ReverbContext *pContext){ 1161 int16_t level; 1162 //ALOGV("\tReverbGetRoomLevel start"); 1163 1164 LVREV_ControlParams_st ActiveParams; /* Current control Parameters */ 1165 LVREV_ReturnStatus_en LvmStatus=LVREV_SUCCESS; /* Function call status */ 1166 LVM_INT32 CombinedLevel; // Sum of room and reverb level controls 1167 1168 /* Get the current settings */ 1169 LvmStatus = LVREV_GetControlParameters(pContext->hInstance, &ActiveParams); 1170 LVM_ERROR_CHECK(LvmStatus, "LVREV_GetControlParameters", "ReverbGetRoomLevel") 1171 //ALOGV("\tReverbGetRoomLevel Succesfully returned from LVM_GetControlParameters\n"); 1172 //ALOGV("\tReverbGetRoomLevel() just Got -> %d\n", ActiveParams.Level); 1173 1174 // needs to subtract max levels for both RoomLevel and ReverbLevel 1175 CombinedLevel = (pContext->SavedRoomLevel + pContext->SavedReverbLevel-LVREV_MAX_REVERB_LEVEL); 1176 level = ReverbConvertLevel(CombinedLevel); 1177 1178 //ALOGV("\tReverbGetRoomLevel, Level = %d, pContext->SavedRoomLevel = %d, " 1179 // "pContext->SavedReverbLevel = %d, CombinedLevel = %d, level = %d", 1180 // ActiveParams.Level, pContext->SavedRoomLevel, 1181 // pContext->SavedReverbLevel, CombinedLevel, level); 1182 1183 if(ActiveParams.Level != level){ 1184 ALOGV("\tLVM_ERROR : (ignore at start up) ReverbGetRoomLevel() has wrong level -> %d %d\n", 1185 ActiveParams.Level, level); 1186 } 1187 1188 //ALOGV("\tReverbGetRoomLevel end"); 1189 return pContext->SavedRoomLevel; 1190} 1191 1192//---------------------------------------------------------------------------- 1193// ReverbSetDecayTime() 1194//---------------------------------------------------------------------------- 1195// Purpose: 1196// Apply the decay time to the Reverb. 1197// 1198// Inputs: 1199// pContext: effect engine context 1200// time decay to be applied 1201// 1202//---------------------------------------------------------------------------- 1203 1204void ReverbSetDecayTime(ReverbContext *pContext, uint32_t time){ 1205 //ALOGV("\tReverbSetDecayTime start (%d)", time); 1206 1207 LVREV_ControlParams_st ActiveParams; /* Current control Parameters */ 1208 LVREV_ReturnStatus_en LvmStatus=LVREV_SUCCESS; /* Function call status */ 1209 1210 /* Get the current settings */ 1211 LvmStatus = LVREV_GetControlParameters(pContext->hInstance, &ActiveParams); 1212 LVM_ERROR_CHECK(LvmStatus, "LVREV_GetControlParameters", "ReverbSetDecayTime") 1213 //ALOGV("\tReverbSetDecayTime Succesfully returned from LVM_GetControlParameters\n"); 1214 //ALOGV("\tReverbSetDecayTime() just Got -> %d\n", ActiveParams.T60); 1215 1216 if (time <= LVREV_MAX_T60) { 1217 ActiveParams.T60 = (LVM_UINT16)time; 1218 } 1219 else { 1220 ActiveParams.T60 = LVREV_MAX_T60; 1221 } 1222 1223 /* Activate the initial settings */ 1224 LvmStatus = LVREV_SetControlParameters(pContext->hInstance, &ActiveParams); 1225 LVM_ERROR_CHECK(LvmStatus, "LVREV_SetControlParameters", "ReverbSetDecayTime") 1226 //ALOGV("\tReverbSetDecayTime() just Set -> %d\n", ActiveParams.T60); 1227 1228 pContext->SamplesToExitCount = (ActiveParams.T60 * pContext->config.inputCfg.samplingRate)/1000; 1229 //ALOGV("\tReverbSetDecayTime() just Set SamplesToExitCount-> %d\n",pContext->SamplesToExitCount); 1230 pContext->SavedDecayTime = (int16_t)time; 1231 //ALOGV("\tReverbSetDecayTime end"); 1232 return; 1233} 1234 1235//---------------------------------------------------------------------------- 1236// ReverbGetDecayTime() 1237//---------------------------------------------------------------------------- 1238// Purpose: 1239// Get the decay time applied to the Revervb. 1240// 1241// Inputs: 1242// pContext: effect engine context 1243// 1244//---------------------------------------------------------------------------- 1245 1246uint32_t ReverbGetDecayTime(ReverbContext *pContext){ 1247 //ALOGV("\tReverbGetDecayTime start"); 1248 1249 LVREV_ControlParams_st ActiveParams; /* Current control Parameters */ 1250 LVREV_ReturnStatus_en LvmStatus=LVREV_SUCCESS; /* Function call status */ 1251 1252 /* Get the current settings */ 1253 LvmStatus = LVREV_GetControlParameters(pContext->hInstance, &ActiveParams); 1254 LVM_ERROR_CHECK(LvmStatus, "LVREV_GetControlParameters", "ReverbGetDecayTime") 1255 //ALOGV("\tReverbGetDecayTime Succesfully returned from LVM_GetControlParameters\n"); 1256 //ALOGV("\tReverbGetDecayTime() just Got -> %d\n", ActiveParams.T60); 1257 1258 if(ActiveParams.T60 != pContext->SavedDecayTime){ 1259 // This will fail if the decay time is set to more than 7000 1260 ALOGV("\tLVM_ERROR : ReverbGetDecayTime() has wrong level -> %d %d\n", 1261 ActiveParams.T60, pContext->SavedDecayTime); 1262 } 1263 1264 //ALOGV("\tReverbGetDecayTime end"); 1265 return (uint32_t)ActiveParams.T60; 1266} 1267 1268//---------------------------------------------------------------------------- 1269// ReverbSetDecayHfRatio() 1270//---------------------------------------------------------------------------- 1271// Purpose: 1272// Apply the HF decay ratio to the Reverb. 1273// 1274// Inputs: 1275// pContext: effect engine context 1276// ratio ratio to be applied 1277// 1278//---------------------------------------------------------------------------- 1279 1280void ReverbSetDecayHfRatio(ReverbContext *pContext, int16_t ratio){ 1281 //ALOGV("\tReverbSetDecayHfRatioe start (%d)", ratio); 1282 1283 LVREV_ControlParams_st ActiveParams; /* Current control Parameters */ 1284 LVREV_ReturnStatus_en LvmStatus=LVREV_SUCCESS; /* Function call status */ 1285 1286 /* Get the current settings */ 1287 LvmStatus = LVREV_GetControlParameters(pContext->hInstance, &ActiveParams); 1288 LVM_ERROR_CHECK(LvmStatus, "LVREV_GetControlParameters", "ReverbSetDecayHfRatio") 1289 //ALOGV("\tReverbSetDecayHfRatio Succesfully returned from LVM_GetControlParameters\n"); 1290 //ALOGV("\tReverbSetDecayHfRatio() just Got -> %d\n", ActiveParams.Damping); 1291 1292 ActiveParams.Damping = (LVM_INT16)(ratio/20); 1293 1294 /* Activate the initial settings */ 1295 LvmStatus = LVREV_SetControlParameters(pContext->hInstance, &ActiveParams); 1296 LVM_ERROR_CHECK(LvmStatus, "LVREV_SetControlParameters", "ReverbSetDecayHfRatio") 1297 //ALOGV("\tReverbSetDecayHfRatio() just Set -> %d\n", ActiveParams.Damping); 1298 1299 pContext->SavedDecayHfRatio = ratio; 1300 //ALOGV("\tReverbSetDecayHfRatio end"); 1301 return; 1302} 1303 1304//---------------------------------------------------------------------------- 1305// ReverbGetDecayHfRatio() 1306//---------------------------------------------------------------------------- 1307// Purpose: 1308// Get the HF decay ratio applied to the Revervb. 1309// 1310// Inputs: 1311// pContext: effect engine context 1312// 1313//---------------------------------------------------------------------------- 1314 1315int32_t ReverbGetDecayHfRatio(ReverbContext *pContext){ 1316 //ALOGV("\tReverbGetDecayHfRatio start"); 1317 1318 LVREV_ControlParams_st ActiveParams; /* Current control Parameters */ 1319 LVREV_ReturnStatus_en LvmStatus=LVREV_SUCCESS; /* Function call status */ 1320 1321 /* Get the current settings */ 1322 LvmStatus = LVREV_GetControlParameters(pContext->hInstance, &ActiveParams); 1323 LVM_ERROR_CHECK(LvmStatus, "LVREV_GetControlParameters", "ReverbGetDecayHfRatio") 1324 //ALOGV("\tReverbGetDecayHfRatio Succesfully returned from LVM_GetControlParameters\n"); 1325 //ALOGV("\tReverbGetDecayHfRatio() just Got -> %d\n", ActiveParams.Damping); 1326 1327 if(ActiveParams.Damping != (LVM_INT16)(pContext->SavedDecayHfRatio / 20)){ 1328 ALOGV("\tLVM_ERROR : ReverbGetDecayHfRatio() has wrong level -> %d %d\n", 1329 ActiveParams.Damping, pContext->SavedDecayHfRatio); 1330 } 1331 1332 //ALOGV("\tReverbGetDecayHfRatio end"); 1333 return pContext->SavedDecayHfRatio; 1334} 1335 1336//---------------------------------------------------------------------------- 1337// ReverbSetDiffusion() 1338//---------------------------------------------------------------------------- 1339// Purpose: 1340// Apply the diffusion to the Reverb. 1341// 1342// Inputs: 1343// pContext: effect engine context 1344// level decay to be applied 1345// 1346//---------------------------------------------------------------------------- 1347 1348void ReverbSetDiffusion(ReverbContext *pContext, int16_t level){ 1349 //ALOGV("\tReverbSetDiffusion start (%d)", level); 1350 1351 LVREV_ControlParams_st ActiveParams; /* Current control Parameters */ 1352 LVREV_ReturnStatus_en LvmStatus=LVREV_SUCCESS; /* Function call status */ 1353 1354 /* Get the current settings */ 1355 LvmStatus = LVREV_GetControlParameters(pContext->hInstance, &ActiveParams); 1356 LVM_ERROR_CHECK(LvmStatus, "LVREV_GetControlParameters", "ReverbSetDiffusion") 1357 //ALOGV("\tReverbSetDiffusion Succesfully returned from LVM_GetControlParameters\n"); 1358 //ALOGV("\tReverbSetDiffusion() just Got -> %d\n", ActiveParams.Density); 1359 1360 ActiveParams.Density = (LVM_INT16)(level/10); 1361 1362 /* Activate the initial settings */ 1363 LvmStatus = LVREV_SetControlParameters(pContext->hInstance, &ActiveParams); 1364 LVM_ERROR_CHECK(LvmStatus, "LVREV_SetControlParameters", "ReverbSetDiffusion") 1365 //ALOGV("\tReverbSetDiffusion() just Set -> %d\n", ActiveParams.Density); 1366 1367 pContext->SavedDiffusion = level; 1368 //ALOGV("\tReverbSetDiffusion end"); 1369 return; 1370} 1371 1372//---------------------------------------------------------------------------- 1373// ReverbGetDiffusion() 1374//---------------------------------------------------------------------------- 1375// Purpose: 1376// Get the decay time applied to the Revervb. 1377// 1378// Inputs: 1379// pContext: effect engine context 1380// 1381//---------------------------------------------------------------------------- 1382 1383int32_t ReverbGetDiffusion(ReverbContext *pContext){ 1384 //ALOGV("\tReverbGetDiffusion start"); 1385 1386 LVREV_ControlParams_st ActiveParams; /* Current control Parameters */ 1387 LVREV_ReturnStatus_en LvmStatus=LVREV_SUCCESS; /* Function call status */ 1388 LVM_INT16 Temp; 1389 1390 /* Get the current settings */ 1391 LvmStatus = LVREV_GetControlParameters(pContext->hInstance, &ActiveParams); 1392 LVM_ERROR_CHECK(LvmStatus, "LVREV_GetControlParameters", "ReverbGetDiffusion") 1393 //ALOGV("\tReverbGetDiffusion Succesfully returned from LVM_GetControlParameters\n"); 1394 //ALOGV("\tReverbGetDiffusion just Got -> %d\n", ActiveParams.Density); 1395 1396 Temp = (LVM_INT16)(pContext->SavedDiffusion/10); 1397 1398 if(ActiveParams.Density != Temp){ 1399 ALOGV("\tLVM_ERROR : ReverbGetDiffusion invalid value %d %d", Temp, ActiveParams.Density); 1400 } 1401 1402 //ALOGV("\tReverbGetDiffusion end"); 1403 return pContext->SavedDiffusion; 1404} 1405 1406//---------------------------------------------------------------------------- 1407// ReverbSetDensity() 1408//---------------------------------------------------------------------------- 1409// Purpose: 1410// Apply the density level the Reverb. 1411// 1412// Inputs: 1413// pContext: effect engine context 1414// level decay to be applied 1415// 1416//---------------------------------------------------------------------------- 1417 1418void ReverbSetDensity(ReverbContext *pContext, int16_t level){ 1419 //ALOGV("\tReverbSetDensity start (%d)", level); 1420 1421 LVREV_ControlParams_st ActiveParams; /* Current control Parameters */ 1422 LVREV_ReturnStatus_en LvmStatus=LVREV_SUCCESS; /* Function call status */ 1423 1424 /* Get the current settings */ 1425 LvmStatus = LVREV_GetControlParameters(pContext->hInstance, &ActiveParams); 1426 LVM_ERROR_CHECK(LvmStatus, "LVREV_GetControlParameters", "ReverbSetDensity") 1427 //ALOGV("\tReverbSetDensity Succesfully returned from LVM_GetControlParameters\n"); 1428 //ALOGV("\tReverbSetDensity just Got -> %d\n", ActiveParams.RoomSize); 1429 1430 ActiveParams.RoomSize = (LVM_INT16)(((level * 99) / 1000) + 1); 1431 1432 /* Activate the initial settings */ 1433 LvmStatus = LVREV_SetControlParameters(pContext->hInstance, &ActiveParams); 1434 LVM_ERROR_CHECK(LvmStatus, "LVREV_SetControlParameters", "ReverbSetDensity") 1435 //ALOGV("\tReverbSetDensity just Set -> %d\n", ActiveParams.RoomSize); 1436 1437 pContext->SavedDensity = level; 1438 //ALOGV("\tReverbSetDensity end"); 1439 return; 1440} 1441 1442//---------------------------------------------------------------------------- 1443// ReverbGetDensity() 1444//---------------------------------------------------------------------------- 1445// Purpose: 1446// Get the density level applied to the Revervb. 1447// 1448// Inputs: 1449// pContext: effect engine context 1450// 1451//---------------------------------------------------------------------------- 1452 1453int32_t ReverbGetDensity(ReverbContext *pContext){ 1454 //ALOGV("\tReverbGetDensity start"); 1455 1456 LVREV_ControlParams_st ActiveParams; /* Current control Parameters */ 1457 LVREV_ReturnStatus_en LvmStatus=LVREV_SUCCESS; /* Function call status */ 1458 LVM_INT16 Temp; 1459 /* Get the current settings */ 1460 LvmStatus = LVREV_GetControlParameters(pContext->hInstance, &ActiveParams); 1461 LVM_ERROR_CHECK(LvmStatus, "LVREV_GetControlParameters", "ReverbGetDensity") 1462 //ALOGV("\tReverbGetDensity Succesfully returned from LVM_GetControlParameters\n"); 1463 //ALOGV("\tReverbGetDensity() just Got -> %d\n", ActiveParams.RoomSize); 1464 1465 1466 Temp = (LVM_INT16)(((pContext->SavedDensity * 99) / 1000) + 1); 1467 1468 if(Temp != ActiveParams.RoomSize){ 1469 ALOGV("\tLVM_ERROR : ReverbGetDensity invalid value %d %d", Temp, ActiveParams.RoomSize); 1470 } 1471 1472 //ALOGV("\tReverbGetDensity end"); 1473 return pContext->SavedDensity; 1474} 1475 1476//---------------------------------------------------------------------------- 1477// Reverb_LoadPreset() 1478//---------------------------------------------------------------------------- 1479// Purpose: 1480// Load a the next preset 1481// 1482// Inputs: 1483// pContext - handle to instance data 1484// 1485// Outputs: 1486// 1487// Side Effects: 1488// 1489//---------------------------------------------------------------------------- 1490int Reverb_LoadPreset(ReverbContext *pContext) 1491{ 1492 //TODO: add reflections delay, level and reverb delay when early reflections are 1493 // implemented 1494 pContext->curPreset = pContext->nextPreset; 1495 1496 if (pContext->curPreset != REVERB_PRESET_NONE) { 1497 const t_reverb_settings *preset = &sReverbPresets[pContext->curPreset]; 1498 ReverbSetRoomLevel(pContext, preset->roomLevel); 1499 ReverbSetRoomHfLevel(pContext, preset->roomHFLevel); 1500 ReverbSetDecayTime(pContext, preset->decayTime); 1501 ReverbSetDecayHfRatio(pContext, preset->decayHFRatio); 1502 //reflectionsLevel 1503 //reflectionsDelay 1504 ReverbSetReverbLevel(pContext, preset->reverbLevel); 1505 // reverbDelay 1506 ReverbSetDiffusion(pContext, preset->diffusion); 1507 ReverbSetDensity(pContext, preset->density); 1508 } 1509 1510 return 0; 1511} 1512 1513 1514//---------------------------------------------------------------------------- 1515// Reverb_getParameter() 1516//---------------------------------------------------------------------------- 1517// Purpose: 1518// Get a Reverb parameter 1519// 1520// Inputs: 1521// pContext - handle to instance data 1522// pParam - pointer to parameter 1523// pValue - pointer to variable to hold retrieved value 1524// pValueSize - pointer to value size: maximum size as input 1525// 1526// Outputs: 1527// *pValue updated with parameter value 1528// *pValueSize updated with actual value size 1529// 1530// 1531// Side Effects: 1532// 1533//---------------------------------------------------------------------------- 1534 1535int Reverb_getParameter(ReverbContext *pContext, 1536 void *pParam, 1537 size_t *pValueSize, 1538 void *pValue){ 1539 int status = 0; 1540 int32_t *pParamTemp = (int32_t *)pParam; 1541 int32_t param = *pParamTemp++; 1542 char *name; 1543 t_reverb_settings *pProperties; 1544 1545 //ALOGV("\tReverb_getParameter start"); 1546 if (pContext->preset) { 1547 if (param != REVERB_PARAM_PRESET || *pValueSize < sizeof(uint16_t)) { 1548 return -EINVAL; 1549 } 1550 1551 *(uint16_t *)pValue = pContext->nextPreset; 1552 ALOGV("get REVERB_PARAM_PRESET, preset %d", pContext->nextPreset); 1553 return 0; 1554 } 1555 1556 switch (param){ 1557 case REVERB_PARAM_ROOM_LEVEL: 1558 if (*pValueSize != sizeof(int16_t)){ 1559 ALOGV("\tLVM_ERROR : Reverb_getParameter() invalid pValueSize1 %d", *pValueSize); 1560 return -EINVAL; 1561 } 1562 *pValueSize = sizeof(int16_t); 1563 break; 1564 case REVERB_PARAM_ROOM_HF_LEVEL: 1565 if (*pValueSize != sizeof(int16_t)){ 1566 ALOGV("\tLVM_ERROR : Reverb_getParameter() invalid pValueSize12 %d", *pValueSize); 1567 return -EINVAL; 1568 } 1569 *pValueSize = sizeof(int16_t); 1570 break; 1571 case REVERB_PARAM_DECAY_TIME: 1572 if (*pValueSize != sizeof(uint32_t)){ 1573 ALOGV("\tLVM_ERROR : Reverb_getParameter() invalid pValueSize3 %d", *pValueSize); 1574 return -EINVAL; 1575 } 1576 *pValueSize = sizeof(uint32_t); 1577 break; 1578 case REVERB_PARAM_DECAY_HF_RATIO: 1579 if (*pValueSize != sizeof(int16_t)){ 1580 ALOGV("\tLVM_ERROR : Reverb_getParameter() invalid pValueSize4 %d", *pValueSize); 1581 return -EINVAL; 1582 } 1583 *pValueSize = sizeof(int16_t); 1584 break; 1585 case REVERB_PARAM_REFLECTIONS_LEVEL: 1586 if (*pValueSize != sizeof(int16_t)){ 1587 ALOGV("\tLVM_ERROR : Reverb_getParameter() invalid pValueSize5 %d", *pValueSize); 1588 return -EINVAL; 1589 } 1590 *pValueSize = sizeof(int16_t); 1591 break; 1592 case REVERB_PARAM_REFLECTIONS_DELAY: 1593 if (*pValueSize != sizeof(uint32_t)){ 1594 ALOGV("\tLVM_ERROR : Reverb_getParameter() invalid pValueSize6 %d", *pValueSize); 1595 return -EINVAL; 1596 } 1597 *pValueSize = sizeof(uint32_t); 1598 break; 1599 case REVERB_PARAM_REVERB_LEVEL: 1600 if (*pValueSize != sizeof(int16_t)){ 1601 ALOGV("\tLVM_ERROR : Reverb_getParameter() invalid pValueSize7 %d", *pValueSize); 1602 return -EINVAL; 1603 } 1604 *pValueSize = sizeof(int16_t); 1605 break; 1606 case REVERB_PARAM_REVERB_DELAY: 1607 if (*pValueSize != sizeof(uint32_t)){ 1608 ALOGV("\tLVM_ERROR : Reverb_getParameter() invalid pValueSize8 %d", *pValueSize); 1609 return -EINVAL; 1610 } 1611 *pValueSize = sizeof(uint32_t); 1612 break; 1613 case REVERB_PARAM_DIFFUSION: 1614 if (*pValueSize != sizeof(int16_t)){ 1615 ALOGV("\tLVM_ERROR : Reverb_getParameter() invalid pValueSize9 %d", *pValueSize); 1616 return -EINVAL; 1617 } 1618 *pValueSize = sizeof(int16_t); 1619 break; 1620 case REVERB_PARAM_DENSITY: 1621 if (*pValueSize != sizeof(int16_t)){ 1622 ALOGV("\tLVM_ERROR : Reverb_getParameter() invalid pValueSize10 %d", *pValueSize); 1623 return -EINVAL; 1624 } 1625 *pValueSize = sizeof(int16_t); 1626 break; 1627 case REVERB_PARAM_PROPERTIES: 1628 if (*pValueSize != sizeof(t_reverb_settings)){ 1629 ALOGV("\tLVM_ERROR : Reverb_getParameter() invalid pValueSize11 %d", *pValueSize); 1630 return -EINVAL; 1631 } 1632 *pValueSize = sizeof(t_reverb_settings); 1633 break; 1634 1635 default: 1636 ALOGV("\tLVM_ERROR : Reverb_getParameter() invalid param %d", param); 1637 return -EINVAL; 1638 } 1639 1640 pProperties = (t_reverb_settings *) pValue; 1641 1642 switch (param){ 1643 case REVERB_PARAM_PROPERTIES: 1644 pProperties->roomLevel = ReverbGetRoomLevel(pContext); 1645 pProperties->roomHFLevel = ReverbGetRoomHfLevel(pContext); 1646 pProperties->decayTime = ReverbGetDecayTime(pContext); 1647 pProperties->decayHFRatio = ReverbGetDecayHfRatio(pContext); 1648 pProperties->reflectionsLevel = 0; 1649 pProperties->reflectionsDelay = 0; 1650 pProperties->reverbDelay = 0; 1651 pProperties->reverbLevel = ReverbGetReverbLevel(pContext); 1652 pProperties->diffusion = ReverbGetDiffusion(pContext); 1653 pProperties->density = ReverbGetDensity(pContext); 1654 1655 ALOGV("\tReverb_getParameter() REVERB_PARAM_PROPERTIES Value is roomLevel %d", 1656 pProperties->roomLevel); 1657 ALOGV("\tReverb_getParameter() REVERB_PARAM_PROPERTIES Value is roomHFLevel %d", 1658 pProperties->roomHFLevel); 1659 ALOGV("\tReverb_getParameter() REVERB_PARAM_PROPERTIES Value is decayTime %d", 1660 pProperties->decayTime); 1661 ALOGV("\tReverb_getParameter() REVERB_PARAM_PROPERTIES Value is decayHFRatio %d", 1662 pProperties->decayHFRatio); 1663 ALOGV("\tReverb_getParameter() REVERB_PARAM_PROPERTIES Value is reflectionsLevel %d", 1664 pProperties->reflectionsLevel); 1665 ALOGV("\tReverb_getParameter() REVERB_PARAM_PROPERTIES Value is reflectionsDelay %d", 1666 pProperties->reflectionsDelay); 1667 ALOGV("\tReverb_getParameter() REVERB_PARAM_PROPERTIES Value is reverbDelay %d", 1668 pProperties->reverbDelay); 1669 ALOGV("\tReverb_getParameter() REVERB_PARAM_PROPERTIES Value is reverbLevel %d", 1670 pProperties->reverbLevel); 1671 ALOGV("\tReverb_getParameter() REVERB_PARAM_PROPERTIES Value is diffusion %d", 1672 pProperties->diffusion); 1673 ALOGV("\tReverb_getParameter() REVERB_PARAM_PROPERTIES Value is density %d", 1674 pProperties->density); 1675 break; 1676 1677 case REVERB_PARAM_ROOM_LEVEL: 1678 *(int16_t *)pValue = ReverbGetRoomLevel(pContext); 1679 1680 //ALOGV("\tReverb_getParameter() REVERB_PARAM_ROOM_LEVEL Value is %d", 1681 // *(int16_t *)pValue); 1682 break; 1683 case REVERB_PARAM_ROOM_HF_LEVEL: 1684 *(int16_t *)pValue = ReverbGetRoomHfLevel(pContext); 1685 1686 //ALOGV("\tReverb_getParameter() REVERB_PARAM_ROOM_HF_LEVEL Value is %d", 1687 // *(int16_t *)pValue); 1688 break; 1689 case REVERB_PARAM_DECAY_TIME: 1690 *(uint32_t *)pValue = ReverbGetDecayTime(pContext); 1691 1692 //ALOGV("\tReverb_getParameter() REVERB_PARAM_DECAY_TIME Value is %d", 1693 // *(int32_t *)pValue); 1694 break; 1695 case REVERB_PARAM_DECAY_HF_RATIO: 1696 *(int16_t *)pValue = ReverbGetDecayHfRatio(pContext); 1697 1698 //ALOGV("\tReverb_getParameter() REVERB_PARAM_DECAY_HF_RATION Value is %d", 1699 // *(int16_t *)pValue); 1700 break; 1701 case REVERB_PARAM_REVERB_LEVEL: 1702 *(int16_t *)pValue = ReverbGetReverbLevel(pContext); 1703 1704 //ALOGV("\tReverb_getParameter() REVERB_PARAM_REVERB_LEVEL Value is %d", 1705 // *(int16_t *)pValue); 1706 break; 1707 case REVERB_PARAM_DIFFUSION: 1708 *(int16_t *)pValue = ReverbGetDiffusion(pContext); 1709 1710 //ALOGV("\tReverb_getParameter() REVERB_PARAM_DECAY_DIFFUSION Value is %d", 1711 // *(int16_t *)pValue); 1712 break; 1713 case REVERB_PARAM_DENSITY: 1714 *(uint16_t *)pValue = 0; 1715 *(int16_t *)pValue = ReverbGetDensity(pContext); 1716 //ALOGV("\tReverb_getParameter() REVERB_PARAM_DENSITY Value is %d", 1717 // *(uint32_t *)pValue); 1718 break; 1719 case REVERB_PARAM_REFLECTIONS_LEVEL: 1720 *(uint16_t *)pValue = 0; 1721 case REVERB_PARAM_REFLECTIONS_DELAY: 1722 *(uint32_t *)pValue = 0; 1723 case REVERB_PARAM_REVERB_DELAY: 1724 *(uint32_t *)pValue = 0; 1725 break; 1726 1727 default: 1728 ALOGV("\tLVM_ERROR : Reverb_getParameter() invalid param %d", param); 1729 status = -EINVAL; 1730 break; 1731 } 1732 1733 //ALOGV("\tReverb_getParameter end"); 1734 return status; 1735} /* end Reverb_getParameter */ 1736 1737//---------------------------------------------------------------------------- 1738// Reverb_setParameter() 1739//---------------------------------------------------------------------------- 1740// Purpose: 1741// Set a Reverb parameter 1742// 1743// Inputs: 1744// pContext - handle to instance data 1745// pParam - pointer to parameter 1746// pValue - pointer to value 1747// 1748// Outputs: 1749// 1750//---------------------------------------------------------------------------- 1751 1752int Reverb_setParameter (ReverbContext *pContext, void *pParam, void *pValue){ 1753 int status = 0; 1754 int16_t level; 1755 int16_t ratio; 1756 uint32_t time; 1757 t_reverb_settings *pProperties; 1758 int32_t *pParamTemp = (int32_t *)pParam; 1759 int32_t param = *pParamTemp++; 1760 1761 //ALOGV("\tReverb_setParameter start"); 1762 if (pContext->preset) { 1763 if (param != REVERB_PARAM_PRESET) { 1764 return -EINVAL; 1765 } 1766 1767 uint16_t preset = *(uint16_t *)pValue; 1768 ALOGV("set REVERB_PARAM_PRESET, preset %d", preset); 1769 if (preset > REVERB_PRESET_LAST) { 1770 return -EINVAL; 1771 } 1772 pContext->nextPreset = preset; 1773 return 0; 1774 } 1775 1776 switch (param){ 1777 case REVERB_PARAM_PROPERTIES: 1778 ALOGV("\tReverb_setParameter() REVERB_PARAM_PROPERTIES"); 1779 pProperties = (t_reverb_settings *) pValue; 1780 ReverbSetRoomLevel(pContext, pProperties->roomLevel); 1781 ReverbSetRoomHfLevel(pContext, pProperties->roomHFLevel); 1782 ReverbSetDecayTime(pContext, pProperties->decayTime); 1783 ReverbSetDecayHfRatio(pContext, pProperties->decayHFRatio); 1784 ReverbSetReverbLevel(pContext, pProperties->reverbLevel); 1785 ReverbSetDiffusion(pContext, pProperties->diffusion); 1786 ReverbSetDensity(pContext, pProperties->density); 1787 break; 1788 case REVERB_PARAM_ROOM_LEVEL: 1789 level = *(int16_t *)pValue; 1790 //ALOGV("\tReverb_setParameter() REVERB_PARAM_ROOM_LEVEL value is %d", level); 1791 //ALOGV("\tReverb_setParameter() Calling ReverbSetRoomLevel"); 1792 ReverbSetRoomLevel(pContext, level); 1793 //ALOGV("\tReverb_setParameter() Called ReverbSetRoomLevel"); 1794 break; 1795 case REVERB_PARAM_ROOM_HF_LEVEL: 1796 level = *(int16_t *)pValue; 1797 //ALOGV("\tReverb_setParameter() REVERB_PARAM_ROOM_HF_LEVEL value is %d", level); 1798 //ALOGV("\tReverb_setParameter() Calling ReverbSetRoomHfLevel"); 1799 ReverbSetRoomHfLevel(pContext, level); 1800 //ALOGV("\tReverb_setParameter() Called ReverbSetRoomHfLevel"); 1801 break; 1802 case REVERB_PARAM_DECAY_TIME: 1803 time = *(uint32_t *)pValue; 1804 //ALOGV("\tReverb_setParameter() REVERB_PARAM_DECAY_TIME value is %d", time); 1805 //ALOGV("\tReverb_setParameter() Calling ReverbSetDecayTime"); 1806 ReverbSetDecayTime(pContext, time); 1807 //ALOGV("\tReverb_setParameter() Called ReverbSetDecayTime"); 1808 break; 1809 case REVERB_PARAM_DECAY_HF_RATIO: 1810 ratio = *(int16_t *)pValue; 1811 //ALOGV("\tReverb_setParameter() REVERB_PARAM_DECAY_HF_RATIO value is %d", ratio); 1812 //ALOGV("\tReverb_setParameter() Calling ReverbSetDecayHfRatio"); 1813 ReverbSetDecayHfRatio(pContext, ratio); 1814 //ALOGV("\tReverb_setParameter() Called ReverbSetDecayHfRatio"); 1815 break; 1816 case REVERB_PARAM_REVERB_LEVEL: 1817 level = *(int16_t *)pValue; 1818 //ALOGV("\tReverb_setParameter() REVERB_PARAM_REVERB_LEVEL value is %d", level); 1819 //ALOGV("\tReverb_setParameter() Calling ReverbSetReverbLevel"); 1820 ReverbSetReverbLevel(pContext, level); 1821 //ALOGV("\tReverb_setParameter() Called ReverbSetReverbLevel"); 1822 break; 1823 case REVERB_PARAM_DIFFUSION: 1824 ratio = *(int16_t *)pValue; 1825 //ALOGV("\tReverb_setParameter() REVERB_PARAM_DECAY_DIFFUSION value is %d", ratio); 1826 //ALOGV("\tReverb_setParameter() Calling ReverbSetDiffusion"); 1827 ReverbSetDiffusion(pContext, ratio); 1828 //ALOGV("\tReverb_setParameter() Called ReverbSetDiffusion"); 1829 break; 1830 case REVERB_PARAM_DENSITY: 1831 ratio = *(int16_t *)pValue; 1832 //ALOGV("\tReverb_setParameter() REVERB_PARAM_DECAY_DENSITY value is %d", ratio); 1833 //ALOGV("\tReverb_setParameter() Calling ReverbSetDensity"); 1834 ReverbSetDensity(pContext, ratio); 1835 //ALOGV("\tReverb_setParameter() Called ReverbSetDensity"); 1836 break; 1837 break; 1838 case REVERB_PARAM_REFLECTIONS_LEVEL: 1839 case REVERB_PARAM_REFLECTIONS_DELAY: 1840 case REVERB_PARAM_REVERB_DELAY: 1841 break; 1842 default: 1843 ALOGV("\tLVM_ERROR : Reverb_setParameter() invalid param %d", param); 1844 break; 1845 } 1846 1847 //ALOGV("\tReverb_setParameter end"); 1848 return status; 1849} /* end Reverb_setParameter */ 1850 1851} // namespace 1852} // namespace 1853 1854extern "C" { 1855/* Effect Control Interface Implementation: Process */ 1856int Reverb_process(effect_handle_t self, 1857 audio_buffer_t *inBuffer, 1858 audio_buffer_t *outBuffer){ 1859 android::ReverbContext * pContext = (android::ReverbContext *) self; 1860 int status = 0; 1861 1862 if (pContext == NULL){ 1863 ALOGV("\tLVM_ERROR : Reverb_process() ERROR pContext == NULL"); 1864 return -EINVAL; 1865 } 1866 if (inBuffer == NULL || inBuffer->raw == NULL || 1867 outBuffer == NULL || outBuffer->raw == NULL || 1868 inBuffer->frameCount != outBuffer->frameCount){ 1869 ALOGV("\tLVM_ERROR : Reverb_process() ERROR NULL INPUT POINTER OR FRAME COUNT IS WRONG"); 1870 return -EINVAL; 1871 } 1872 //ALOGV("\tReverb_process() Calling process with %d frames", outBuffer->frameCount); 1873 /* Process all the available frames, block processing is handled internalLY by the LVM bundle */ 1874 status = process( (LVM_INT16 *)inBuffer->raw, 1875 (LVM_INT16 *)outBuffer->raw, 1876 outBuffer->frameCount, 1877 pContext); 1878 1879 if (pContext->bEnabled == LVM_FALSE) { 1880 if (pContext->SamplesToExitCount > 0) { 1881 pContext->SamplesToExitCount -= outBuffer->frameCount; 1882 } else { 1883 status = -ENODATA; 1884 } 1885 } 1886 1887 return status; 1888} /* end Reverb_process */ 1889 1890/* Effect Control Interface Implementation: Command */ 1891int Reverb_command(effect_handle_t self, 1892 uint32_t cmdCode, 1893 uint32_t cmdSize, 1894 void *pCmdData, 1895 uint32_t *replySize, 1896 void *pReplyData){ 1897 android::ReverbContext * pContext = (android::ReverbContext *) self; 1898 int retsize; 1899 LVREV_ControlParams_st ActiveParams; /* Current control Parameters */ 1900 LVREV_ReturnStatus_en LvmStatus=LVREV_SUCCESS; /* Function call status */ 1901 1902 1903 if (pContext == NULL){ 1904 ALOGV("\tLVM_ERROR : Reverb_command ERROR pContext == NULL"); 1905 return -EINVAL; 1906 } 1907 1908 //ALOGV("\tReverb_command INPUTS are: command %d cmdSize %d",cmdCode, cmdSize); 1909 1910 switch (cmdCode){ 1911 case EFFECT_CMD_INIT: 1912 //ALOGV("\tReverb_command cmdCode Case: " 1913 // "EFFECT_CMD_INIT start"); 1914 1915 if (pReplyData == NULL || *replySize != sizeof(int)){ 1916 ALOGV("\tLVM_ERROR : Reverb_command cmdCode Case: " 1917 "EFFECT_CMD_INIT: ERROR"); 1918 return -EINVAL; 1919 } 1920 *(int *) pReplyData = 0; 1921 break; 1922 1923 case EFFECT_CMD_SET_CONFIG: 1924 //ALOGV("\tReverb_command cmdCode Case: " 1925 // "EFFECT_CMD_SET_CONFIG start"); 1926 if (pCmdData == NULL || 1927 cmdSize != sizeof(effect_config_t) || 1928 pReplyData == NULL || 1929 *replySize != sizeof(int)) { 1930 ALOGV("\tLVM_ERROR : Reverb_command cmdCode Case: " 1931 "EFFECT_CMD_SET_CONFIG: ERROR"); 1932 return -EINVAL; 1933 } 1934 *(int *) pReplyData = android::Reverb_setConfig(pContext, 1935 (effect_config_t *) pCmdData); 1936 break; 1937 1938 case EFFECT_CMD_GET_CONFIG: 1939 if (pReplyData == NULL || 1940 *replySize != sizeof(effect_config_t)) { 1941 ALOGV("\tLVM_ERROR : Reverb_command cmdCode Case: " 1942 "EFFECT_CMD_GET_CONFIG: ERROR"); 1943 return -EINVAL; 1944 } 1945 1946 android::Reverb_getConfig(pContext, (effect_config_t *)pReplyData); 1947 break; 1948 1949 case EFFECT_CMD_RESET: 1950 //ALOGV("\tReverb_command cmdCode Case: " 1951 // "EFFECT_CMD_RESET start"); 1952 Reverb_setConfig(pContext, &pContext->config); 1953 break; 1954 1955 case EFFECT_CMD_GET_PARAM:{ 1956 //ALOGV("\tReverb_command cmdCode Case: " 1957 // "EFFECT_CMD_GET_PARAM start"); 1958 if (pCmdData == NULL || 1959 cmdSize < (int)(sizeof(effect_param_t) + sizeof(int32_t)) || 1960 pReplyData == NULL || 1961 *replySize < (int) (sizeof(effect_param_t) + sizeof(int32_t))){ 1962 ALOGV("\tLVM_ERROR : Reverb_command cmdCode Case: " 1963 "EFFECT_CMD_GET_PARAM: ERROR"); 1964 return -EINVAL; 1965 } 1966 effect_param_t *p = (effect_param_t *)pCmdData; 1967 1968 memcpy(pReplyData, pCmdData, sizeof(effect_param_t) + p->psize); 1969 1970 p = (effect_param_t *)pReplyData; 1971 1972 int voffset = ((p->psize - 1) / sizeof(int32_t) + 1) * sizeof(int32_t); 1973 1974 p->status = android::Reverb_getParameter(pContext, 1975 (void *)p->data, 1976 (size_t *)&p->vsize, 1977 p->data + voffset); 1978 1979 *replySize = sizeof(effect_param_t) + voffset + p->vsize; 1980 1981 //ALOGV("\tReverb_command EFFECT_CMD_GET_PARAM " 1982 // "*pCmdData %d, *replySize %d, *pReplyData %d ", 1983 // *(int32_t *)((char *)pCmdData + sizeof(effect_param_t)), 1984 // *replySize, 1985 // *(int16_t *)((char *)pReplyData + sizeof(effect_param_t) + voffset)); 1986 1987 } break; 1988 case EFFECT_CMD_SET_PARAM:{ 1989 1990 //ALOGV("\tReverb_command cmdCode Case: " 1991 // "EFFECT_CMD_SET_PARAM start"); 1992 //ALOGV("\tReverb_command EFFECT_CMD_SET_PARAM param %d, *replySize %d, value %d ", 1993 // *(int32_t *)((char *)pCmdData + sizeof(effect_param_t)), 1994 // *replySize, 1995 // *(int16_t *)((char *)pCmdData + sizeof(effect_param_t) + sizeof(int32_t))); 1996 1997 if (pCmdData == NULL || (cmdSize < (int)(sizeof(effect_param_t) + sizeof(int32_t))) 1998 || pReplyData == NULL || *replySize != (int)sizeof(int32_t)) { 1999 ALOGV("\tLVM_ERROR : Reverb_command cmdCode Case: " 2000 "EFFECT_CMD_SET_PARAM: ERROR"); 2001 return -EINVAL; 2002 } 2003 2004 effect_param_t *p = (effect_param_t *) pCmdData; 2005 2006 if (p->psize != sizeof(int32_t)){ 2007 ALOGV("\t4LVM_ERROR : Reverb_command cmdCode Case: " 2008 "EFFECT_CMD_SET_PARAM: ERROR, psize is not sizeof(int32_t)"); 2009 return -EINVAL; 2010 } 2011 2012 //ALOGV("\tn5Reverb_command cmdSize is %d\n" 2013 // "\tsizeof(effect_param_t) is %d\n" 2014 // "\tp->psize is %d\n" 2015 // "\tp->vsize is %d" 2016 // "\n", 2017 // cmdSize, sizeof(effect_param_t), p->psize, p->vsize ); 2018 2019 *(int *)pReplyData = android::Reverb_setParameter(pContext, 2020 (void *)p->data, 2021 p->data + p->psize); 2022 } break; 2023 2024 case EFFECT_CMD_ENABLE: 2025 //ALOGV("\tReverb_command cmdCode Case: " 2026 // "EFFECT_CMD_ENABLE start"); 2027 2028 if (pReplyData == NULL || *replySize != sizeof(int)){ 2029 ALOGV("\tLVM_ERROR : Reverb_command cmdCode Case: " 2030 "EFFECT_CMD_ENABLE: ERROR"); 2031 return -EINVAL; 2032 } 2033 if(pContext->bEnabled == LVM_TRUE){ 2034 ALOGV("\tLVM_ERROR : Reverb_command cmdCode Case: " 2035 "EFFECT_CMD_ENABLE: ERROR-Effect is already enabled"); 2036 return -EINVAL; 2037 } 2038 *(int *)pReplyData = 0; 2039 pContext->bEnabled = LVM_TRUE; 2040 /* Get the current settings */ 2041 LvmStatus = LVREV_GetControlParameters(pContext->hInstance, &ActiveParams); 2042 LVM_ERROR_CHECK(LvmStatus, "LVREV_GetControlParameters", "EFFECT_CMD_ENABLE") 2043 pContext->SamplesToExitCount = 2044 (ActiveParams.T60 * pContext->config.inputCfg.samplingRate)/1000; 2045 // force no volume ramp for first buffer processed after enabling the effect 2046 pContext->volumeMode = android::REVERB_VOLUME_FLAT; 2047 //ALOGV("\tEFFECT_CMD_ENABLE SamplesToExitCount = %d", pContext->SamplesToExitCount); 2048 break; 2049 case EFFECT_CMD_DISABLE: 2050 //ALOGV("\tReverb_command cmdCode Case: " 2051 // "EFFECT_CMD_DISABLE start"); 2052 2053 if (pReplyData == NULL || *replySize != sizeof(int)){ 2054 ALOGV("\tLVM_ERROR : Reverb_command cmdCode Case: " 2055 "EFFECT_CMD_DISABLE: ERROR"); 2056 return -EINVAL; 2057 } 2058 if(pContext->bEnabled == LVM_FALSE){ 2059 ALOGV("\tLVM_ERROR : Reverb_command cmdCode Case: " 2060 "EFFECT_CMD_DISABLE: ERROR-Effect is not yet enabled"); 2061 return -EINVAL; 2062 } 2063 *(int *)pReplyData = 0; 2064 pContext->bEnabled = LVM_FALSE; 2065 break; 2066 2067 case EFFECT_CMD_SET_VOLUME: 2068 if (pCmdData == NULL || 2069 cmdSize != 2 * sizeof(uint32_t)) { 2070 ALOGV("\tLVM_ERROR : Reverb_command cmdCode Case: " 2071 "EFFECT_CMD_SET_VOLUME: ERROR"); 2072 return -EINVAL; 2073 } 2074 2075 2076 if (pReplyData != NULL) { // we have volume control 2077 pContext->leftVolume = (LVM_INT16)((*(uint32_t *)pCmdData + (1 << 11)) >> 12); 2078 pContext->rightVolume = (LVM_INT16)((*((uint32_t *)pCmdData + 1) + (1 << 11)) >> 12); 2079 *(uint32_t *)pReplyData = (1 << 24); 2080 *((uint32_t *)pReplyData + 1) = (1 << 24); 2081 if (pContext->volumeMode == android::REVERB_VOLUME_OFF) { 2082 // force no volume ramp for first buffer processed after getting volume control 2083 pContext->volumeMode = android::REVERB_VOLUME_FLAT; 2084 } 2085 } else { // we don't have volume control 2086 pContext->leftVolume = REVERB_UNIT_VOLUME; 2087 pContext->rightVolume = REVERB_UNIT_VOLUME; 2088 pContext->volumeMode = android::REVERB_VOLUME_OFF; 2089 } 2090 ALOGV("EFFECT_CMD_SET_VOLUME left %d, right %d mode %d", 2091 pContext->leftVolume, pContext->rightVolume, pContext->volumeMode); 2092 break; 2093 2094 case EFFECT_CMD_SET_DEVICE: 2095 case EFFECT_CMD_SET_AUDIO_MODE: 2096 //ALOGV("\tReverb_command cmdCode Case: " 2097 // "EFFECT_CMD_SET_DEVICE/EFFECT_CMD_SET_VOLUME/EFFECT_CMD_SET_AUDIO_MODE start"); 2098 break; 2099 2100 default: 2101 ALOGV("\tLVM_ERROR : Reverb_command cmdCode Case: " 2102 "DEFAULT start %d ERROR",cmdCode); 2103 return -EINVAL; 2104 } 2105 2106 //ALOGV("\tReverb_command end\n\n"); 2107 return 0; 2108} /* end Reverb_command */ 2109 2110/* Effect Control Interface Implementation: get_descriptor */ 2111int Reverb_getDescriptor(effect_handle_t self, 2112 effect_descriptor_t *pDescriptor) 2113{ 2114 android::ReverbContext * pContext = (android::ReverbContext *)self; 2115 const effect_descriptor_t *desc; 2116 2117 if (pContext == NULL || pDescriptor == NULL) { 2118 ALOGV("Reverb_getDescriptor() invalid param"); 2119 return -EINVAL; 2120 } 2121 2122 if (pContext->auxiliary) { 2123 if (pContext->preset) { 2124 desc = &android::gAuxPresetReverbDescriptor; 2125 } else { 2126 desc = &android::gAuxEnvReverbDescriptor; 2127 } 2128 } else { 2129 if (pContext->preset) { 2130 desc = &android::gInsertPresetReverbDescriptor; 2131 } else { 2132 desc = &android::gInsertEnvReverbDescriptor; 2133 } 2134 } 2135 2136 *pDescriptor = *desc; 2137 2138 return 0; 2139} /* end Reverb_getDescriptor */ 2140 2141// effect_handle_t interface implementation for Reverb effect 2142const struct effect_interface_s gReverbInterface = { 2143 Reverb_process, 2144 Reverb_command, 2145 Reverb_getDescriptor, 2146 NULL, 2147}; /* end gReverbInterface */ 2148 2149audio_effect_library_t AUDIO_EFFECT_LIBRARY_INFO_SYM = { 2150 tag : AUDIO_EFFECT_LIBRARY_TAG, 2151 version : EFFECT_LIBRARY_API_VERSION, 2152 name : "Reverb Library", 2153 implementor : "NXP Software Ltd.", 2154 create_effect : android::EffectCreate, 2155 release_effect : android::EffectRelease, 2156 get_descriptor : android::EffectGetDescriptor, 2157}; 2158 2159} 2160