EffectReverb.cpp revision 7b6c7b89241397261d52602cbeaa559962efbfec
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 <assert.h> 23#include <inttypes.h> 24#include <new> 25#include <stdlib.h> 26#include <string.h> 27 28#include <cutils/log.h> 29#include "EffectReverb.h" 30// from Reverb/lib 31#include "LVREV.h" 32 33// effect_handle_t interface implementation for reverb 34extern "C" const struct effect_interface_s gReverbInterface; 35 36#define LVM_ERROR_CHECK(LvmStatus, callingFunc, calledFunc){\ 37 if (LvmStatus == LVREV_NULLADDRESS){\ 38 ALOGV("\tLVREV_ERROR : Parameter error - "\ 39 "null pointer returned by %s in %s\n\n\n\n", callingFunc, calledFunc);\ 40 }\ 41 if (LvmStatus == LVREV_INVALIDNUMSAMPLES){\ 42 ALOGV("\tLVREV_ERROR : Parameter error - "\ 43 "bad number of samples returned by %s in %s\n\n\n\n", callingFunc, calledFunc);\ 44 }\ 45 if (LvmStatus == LVREV_OUTOFRANGE){\ 46 ALOGV("\tLVREV_ERROR : Parameter error - "\ 47 "out of range returned by %s in %s\n", callingFunc, calledFunc);\ 48 }\ 49 } 50 51// Namespaces 52namespace android { 53namespace { 54 55/************************************************************************************/ 56/* */ 57/* Preset definitions */ 58/* */ 59/************************************************************************************/ 60 61const static t_reverb_settings sReverbPresets[] = { 62 // REVERB_PRESET_NONE: values are unused 63 {0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 64 // REVERB_PRESET_SMALLROOM 65 {-400, -600, 1100, 830, -400, 5, 500, 10, 1000, 1000}, 66 // REVERB_PRESET_MEDIUMROOM 67 {-400, -600, 1300, 830, -1000, 20, -200, 20, 1000, 1000}, 68 // REVERB_PRESET_LARGEROOM 69 {-400, -600, 1500, 830, -1600, 5, -1000, 40, 1000, 1000}, 70 // REVERB_PRESET_MEDIUMHALL 71 {-400, -600, 1800, 700, -1300, 15, -800, 30, 1000, 1000}, 72 // REVERB_PRESET_LARGEHALL 73 {-400, -600, 1800, 700, -2000, 30, -1400, 60, 1000, 1000}, 74 // REVERB_PRESET_PLATE 75 {-400, -200, 1300, 900, 0, 2, 0, 10, 1000, 750}, 76}; 77 78 79// NXP SW auxiliary environmental reverb 80const effect_descriptor_t gAuxEnvReverbDescriptor = { 81 { 0xc2e5d5f0, 0x94bd, 0x4763, 0x9cac, { 0x4e, 0x23, 0x4d, 0x06, 0x83, 0x9e } }, 82 { 0x4a387fc0, 0x8ab3, 0x11df, 0x8bad, { 0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b } }, 83 EFFECT_CONTROL_API_VERSION, 84 EFFECT_FLAG_TYPE_AUXILIARY, 85 LVREV_CUP_LOAD_ARM9E, 86 LVREV_MEM_USAGE, 87 "Auxiliary Environmental Reverb", 88 "NXP Software Ltd.", 89}; 90 91// NXP SW insert environmental reverb 92static const effect_descriptor_t gInsertEnvReverbDescriptor = { 93 {0xc2e5d5f0, 0x94bd, 0x4763, 0x9cac, {0x4e, 0x23, 0x4d, 0x06, 0x83, 0x9e}}, 94 {0xc7a511a0, 0xa3bb, 0x11df, 0x860e, {0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b}}, 95 EFFECT_CONTROL_API_VERSION, 96 EFFECT_FLAG_TYPE_INSERT | EFFECT_FLAG_INSERT_FIRST | EFFECT_FLAG_VOLUME_CTRL, 97 LVREV_CUP_LOAD_ARM9E, 98 LVREV_MEM_USAGE, 99 "Insert Environmental Reverb", 100 "NXP Software Ltd.", 101}; 102 103// NXP SW auxiliary preset reverb 104static const effect_descriptor_t gAuxPresetReverbDescriptor = { 105 {0x47382d60, 0xddd8, 0x11db, 0xbf3a, {0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b}}, 106 {0xf29a1400, 0xa3bb, 0x11df, 0x8ddc, {0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b}}, 107 EFFECT_CONTROL_API_VERSION, 108 EFFECT_FLAG_TYPE_AUXILIARY, 109 LVREV_CUP_LOAD_ARM9E, 110 LVREV_MEM_USAGE, 111 "Auxiliary Preset Reverb", 112 "NXP Software Ltd.", 113}; 114 115// NXP SW insert preset reverb 116static const effect_descriptor_t gInsertPresetReverbDescriptor = { 117 {0x47382d60, 0xddd8, 0x11db, 0xbf3a, {0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b}}, 118 {0x172cdf00, 0xa3bc, 0x11df, 0xa72f, {0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b}}, 119 EFFECT_CONTROL_API_VERSION, 120 EFFECT_FLAG_TYPE_INSERT | EFFECT_FLAG_INSERT_FIRST | EFFECT_FLAG_VOLUME_CTRL, 121 LVREV_CUP_LOAD_ARM9E, 122 LVREV_MEM_USAGE, 123 "Insert Preset Reverb", 124 "NXP Software Ltd.", 125}; 126 127// gDescriptors contains pointers to all defined effect descriptor in this library 128static const effect_descriptor_t * const gDescriptors[] = { 129 &gAuxEnvReverbDescriptor, 130 &gInsertEnvReverbDescriptor, 131 &gAuxPresetReverbDescriptor, 132 &gInsertPresetReverbDescriptor 133}; 134 135struct ReverbContext{ 136 const struct effect_interface_s *itfe; 137 effect_config_t config; 138 LVREV_Handle_t hInstance; 139 int16_t SavedRoomLevel; 140 int16_t SavedHfLevel; 141 int16_t SavedDecayTime; 142 int16_t SavedDecayHfRatio; 143 int16_t SavedReverbLevel; 144 int16_t SavedDiffusion; 145 int16_t SavedDensity; 146 bool bEnabled; 147 #ifdef LVM_PCM 148 FILE *PcmInPtr; 149 FILE *PcmOutPtr; 150 #endif 151 LVM_Fs_en SampleRate; 152 LVM_INT32 *InFrames32; 153 LVM_INT32 *OutFrames32; 154 bool auxiliary; 155 bool preset; 156 uint16_t curPreset; 157 uint16_t nextPreset; 158 int SamplesToExitCount; 159 LVM_INT16 leftVolume; 160 LVM_INT16 rightVolume; 161 LVM_INT16 prevLeftVolume; 162 LVM_INT16 prevRightVolume; 163 int volumeMode; 164}; 165 166enum { 167 REVERB_VOLUME_OFF, 168 REVERB_VOLUME_FLAT, 169 REVERB_VOLUME_RAMP, 170}; 171 172#define REVERB_DEFAULT_PRESET REVERB_PRESET_NONE 173 174 175#define REVERB_SEND_LEVEL (0x0C00) // 0.75 in 4.12 format 176#define REVERB_UNIT_VOLUME (0x1000) // 1.0 in 4.12 format 177 178//--- local function prototypes 179int Reverb_init (ReverbContext *pContext); 180void Reverb_free (ReverbContext *pContext); 181int Reverb_setConfig (ReverbContext *pContext, effect_config_t *pConfig); 182void Reverb_getConfig (ReverbContext *pContext, effect_config_t *pConfig); 183int Reverb_setParameter (ReverbContext *pContext, void *pParam, void *pValue); 184int Reverb_getParameter (ReverbContext *pContext, 185 void *pParam, 186 uint32_t *pValueSize, 187 void *pValue); 188int Reverb_LoadPreset (ReverbContext *pContext); 189 190/* Effect Library Interface Implementation */ 191 192extern "C" int EffectCreate(const effect_uuid_t *uuid, 193 int32_t sessionId, 194 int32_t ioId, 195 effect_handle_t *pHandle){ 196 int ret; 197 int i; 198 int length = sizeof(gDescriptors) / sizeof(const effect_descriptor_t *); 199 const effect_descriptor_t *desc; 200 201 ALOGV("\t\nEffectCreate start"); 202 203 if (pHandle == NULL || uuid == NULL){ 204 ALOGV("\tLVM_ERROR : EffectCreate() called with NULL pointer"); 205 return -EINVAL; 206 } 207 208 for (i = 0; i < length; i++) { 209 desc = gDescriptors[i]; 210 if (memcmp(uuid, &desc->uuid, sizeof(effect_uuid_t)) 211 == 0) { 212 ALOGV("\tEffectCreate - UUID matched Reverb type %d, UUID = %x", i, desc->uuid.timeLow); 213 break; 214 } 215 } 216 217 if (i == length) { 218 return -ENOENT; 219 } 220 221 ReverbContext *pContext = new ReverbContext; 222 223 pContext->itfe = &gReverbInterface; 224 pContext->hInstance = NULL; 225 226 pContext->auxiliary = false; 227 if ((desc->flags & EFFECT_FLAG_TYPE_MASK) == EFFECT_FLAG_TYPE_AUXILIARY){ 228 pContext->auxiliary = true; 229 ALOGV("\tEffectCreate - AUX"); 230 }else{ 231 ALOGV("\tEffectCreate - INS"); 232 } 233 234 pContext->preset = false; 235 if (memcmp(&desc->type, SL_IID_PRESETREVERB, sizeof(effect_uuid_t)) == 0) { 236 pContext->preset = true; 237 // force reloading preset at first call to process() 238 pContext->curPreset = REVERB_PRESET_LAST + 1; 239 pContext->nextPreset = REVERB_DEFAULT_PRESET; 240 ALOGV("\tEffectCreate - PRESET"); 241 }else{ 242 ALOGV("\tEffectCreate - ENVIRONMENTAL"); 243 } 244 245 ALOGV("\tEffectCreate - Calling Reverb_init"); 246 ret = Reverb_init(pContext); 247 248 if (ret < 0){ 249 ALOGV("\tLVM_ERROR : EffectCreate() init failed"); 250 delete pContext; 251 return ret; 252 } 253 254 *pHandle = (effect_handle_t)pContext; 255 256 #ifdef LVM_PCM 257 pContext->PcmInPtr = NULL; 258 pContext->PcmOutPtr = NULL; 259 260 pContext->PcmInPtr = fopen("/data/tmp/reverb_pcm_in.pcm", "w"); 261 pContext->PcmOutPtr = fopen("/data/tmp/reverb_pcm_out.pcm", "w"); 262 263 if((pContext->PcmInPtr == NULL)|| 264 (pContext->PcmOutPtr == NULL)){ 265 return -EINVAL; 266 } 267 #endif 268 269 270 // Allocate memory for reverb process (*2 is for STEREO) 271 pContext->InFrames32 = (LVM_INT32 *)malloc(LVREV_MAX_FRAME_SIZE * sizeof(LVM_INT32) * 2); 272 pContext->OutFrames32 = (LVM_INT32 *)malloc(LVREV_MAX_FRAME_SIZE * sizeof(LVM_INT32) * 2); 273 274 ALOGV("\tEffectCreate %p, size %zu", pContext, sizeof(ReverbContext)); 275 ALOGV("\tEffectCreate end\n"); 276 return 0; 277} /* end EffectCreate */ 278 279extern "C" int EffectRelease(effect_handle_t handle){ 280 ReverbContext * pContext = (ReverbContext *)handle; 281 282 ALOGV("\tEffectRelease %p", handle); 283 if (pContext == NULL){ 284 ALOGV("\tLVM_ERROR : EffectRelease called with NULL pointer"); 285 return -EINVAL; 286 } 287 288 #ifdef LVM_PCM 289 fclose(pContext->PcmInPtr); 290 fclose(pContext->PcmOutPtr); 291 #endif 292 free(pContext->InFrames32); 293 free(pContext->OutFrames32); 294 Reverb_free(pContext); 295 delete pContext; 296 return 0; 297} /* end EffectRelease */ 298 299extern "C" int EffectGetDescriptor(const effect_uuid_t *uuid, 300 effect_descriptor_t *pDescriptor) { 301 int i; 302 int length = sizeof(gDescriptors) / sizeof(const effect_descriptor_t *); 303 304 if (pDescriptor == NULL || uuid == NULL){ 305 ALOGV("EffectGetDescriptor() called with NULL pointer"); 306 return -EINVAL; 307 } 308 309 for (i = 0; i < length; i++) { 310 if (memcmp(uuid, &gDescriptors[i]->uuid, sizeof(effect_uuid_t)) == 0) { 311 *pDescriptor = *gDescriptors[i]; 312 ALOGV("EffectGetDescriptor - UUID matched Reverb type %d, UUID = %x", 313 i, gDescriptors[i]->uuid.timeLow); 314 return 0; 315 } 316 } 317 318 return -EINVAL; 319} /* end EffectGetDescriptor */ 320 321/* local functions */ 322#define CHECK_ARG(cond) { \ 323 if (!(cond)) { \ 324 ALOGV("\tLVM_ERROR : Invalid argument: "#cond); \ 325 return -EINVAL; \ 326 } \ 327} 328 329//---------------------------------------------------------------------------- 330// MonoTo2I_32() 331//---------------------------------------------------------------------------- 332// Purpose: 333// Convert MONO to STEREO 334// 335//---------------------------------------------------------------------------- 336 337void MonoTo2I_32( const LVM_INT32 *src, 338 LVM_INT32 *dst, 339 LVM_INT16 n) 340{ 341 LVM_INT16 ii; 342 src += (n-1); 343 dst += ((n*2)-1); 344 345 for (ii = n; ii != 0; ii--) 346 { 347 *dst = *src; 348 dst--; 349 350 *dst = *src; 351 dst--; 352 src--; 353 } 354 355 return; 356} 357 358//---------------------------------------------------------------------------- 359// From2iToMono_32() 360//---------------------------------------------------------------------------- 361// Purpose: 362// Convert STEREO to MONO 363// 364//---------------------------------------------------------------------------- 365 366void From2iToMono_32( const LVM_INT32 *src, 367 LVM_INT32 *dst, 368 LVM_INT16 n) 369{ 370 LVM_INT16 ii; 371 LVM_INT32 Temp; 372 373 for (ii = n; ii != 0; ii--) 374 { 375 Temp = (*src>>1); 376 src++; 377 378 Temp +=(*src>>1); 379 src++; 380 381 *dst = Temp; 382 dst++; 383 } 384 385 return; 386} 387 388static inline int16_t clamp16(int32_t sample) 389{ 390 if ((sample>>15) ^ (sample>>31)) 391 sample = 0x7FFF ^ (sample>>31); 392 return sample; 393} 394 395//---------------------------------------------------------------------------- 396// process() 397//---------------------------------------------------------------------------- 398// Purpose: 399// Apply the Reverb 400// 401// Inputs: 402// pIn: pointer to stereo/mono 16 bit input data 403// pOut: pointer to stereo 16 bit output data 404// frameCount: Frames to process 405// pContext: effect engine context 406// strength strength to be applied 407// 408// Outputs: 409// pOut: pointer to updated stereo 16 bit output data 410// 411//---------------------------------------------------------------------------- 412 413int process( LVM_INT16 *pIn, 414 LVM_INT16 *pOut, 415 int frameCount, 416 ReverbContext *pContext){ 417 418 LVM_INT16 samplesPerFrame = 1; 419 LVREV_ReturnStatus_en LvmStatus = LVREV_SUCCESS; /* Function call status */ 420 LVM_INT16 *OutFrames16; 421 422 423 // Check that the input is either mono or stereo 424 if (pContext->config.inputCfg.channels == AUDIO_CHANNEL_OUT_STEREO) { 425 samplesPerFrame = 2; 426 } else if (pContext->config.inputCfg.channels != AUDIO_CHANNEL_OUT_MONO) { 427 ALOGV("\tLVREV_ERROR : process invalid PCM format"); 428 return -EINVAL; 429 } 430 431 OutFrames16 = (LVM_INT16 *)pContext->OutFrames32; 432 433 // Check for NULL pointers 434 if((pContext->InFrames32 == NULL)||(pContext->OutFrames32 == NULL)){ 435 ALOGV("\tLVREV_ERROR : process failed to allocate memory for temporary buffers "); 436 return -EINVAL; 437 } 438 439 #ifdef LVM_PCM 440 fwrite(pIn, frameCount*sizeof(LVM_INT16)*samplesPerFrame, 1, pContext->PcmInPtr); 441 fflush(pContext->PcmInPtr); 442 #endif 443 444 if (pContext->preset && pContext->nextPreset != pContext->curPreset) { 445 Reverb_LoadPreset(pContext); 446 } 447 448 449 450 // Convert to Input 32 bits 451 if (pContext->auxiliary) { 452 for(int i=0; i<frameCount*samplesPerFrame; i++){ 453 pContext->InFrames32[i] = (LVM_INT32)pIn[i]<<8; 454 } 455 } else { 456 // insert reverb input is always stereo 457 for (int i = 0; i < frameCount; i++) { 458 pContext->InFrames32[2*i] = (pIn[2*i] * REVERB_SEND_LEVEL) >> 4; // <<8 + >>12 459 pContext->InFrames32[2*i+1] = (pIn[2*i+1] * REVERB_SEND_LEVEL) >> 4; // <<8 + >>12 460 } 461 } 462 463 if (pContext->preset && pContext->curPreset == REVERB_PRESET_NONE) { 464 memset(pContext->OutFrames32, 0, frameCount * sizeof(LVM_INT32) * 2); //always stereo here 465 } else { 466 if(pContext->bEnabled == LVM_FALSE && pContext->SamplesToExitCount > 0) { 467 memset(pContext->InFrames32,0,frameCount * sizeof(LVM_INT32) * samplesPerFrame); 468 ALOGV("\tZeroing %d samples per frame at the end of call", samplesPerFrame); 469 } 470 471 /* Process the samples, producing a stereo output */ 472 LvmStatus = LVREV_Process(pContext->hInstance, /* Instance handle */ 473 pContext->InFrames32, /* Input buffer */ 474 pContext->OutFrames32, /* Output buffer */ 475 frameCount); /* Number of samples to read */ 476 } 477 478 LVM_ERROR_CHECK(LvmStatus, "LVREV_Process", "process") 479 if(LvmStatus != LVREV_SUCCESS) return -EINVAL; 480 481 // Convert to 16 bits 482 if (pContext->auxiliary) { 483 for (int i=0; i < frameCount*2; i++) { //always stereo here 484 OutFrames16[i] = clamp16(pContext->OutFrames32[i]>>8); 485 } 486 } else { 487 for (int i=0; i < frameCount*2; i++) { //always stereo here 488 OutFrames16[i] = clamp16((pContext->OutFrames32[i]>>8) + (LVM_INT32)pIn[i]); 489 } 490 491 // apply volume with ramp if needed 492 if ((pContext->leftVolume != pContext->prevLeftVolume || 493 pContext->rightVolume != pContext->prevRightVolume) && 494 pContext->volumeMode == REVERB_VOLUME_RAMP) { 495 LVM_INT32 vl = (LVM_INT32)pContext->prevLeftVolume << 16; 496 LVM_INT32 incl = (((LVM_INT32)pContext->leftVolume << 16) - vl) / frameCount; 497 LVM_INT32 vr = (LVM_INT32)pContext->prevRightVolume << 16; 498 LVM_INT32 incr = (((LVM_INT32)pContext->rightVolume << 16) - vr) / frameCount; 499 500 for (int i = 0; i < frameCount; i++) { 501 OutFrames16[2*i] = 502 clamp16((LVM_INT32)((vl >> 16) * OutFrames16[2*i]) >> 12); 503 OutFrames16[2*i+1] = 504 clamp16((LVM_INT32)((vr >> 16) * OutFrames16[2*i+1]) >> 12); 505 506 vl += incl; 507 vr += incr; 508 } 509 510 pContext->prevLeftVolume = pContext->leftVolume; 511 pContext->prevRightVolume = pContext->rightVolume; 512 } else if (pContext->volumeMode != REVERB_VOLUME_OFF) { 513 if (pContext->leftVolume != REVERB_UNIT_VOLUME || 514 pContext->rightVolume != REVERB_UNIT_VOLUME) { 515 for (int i = 0; i < frameCount; i++) { 516 OutFrames16[2*i] = 517 clamp16((LVM_INT32)(pContext->leftVolume * OutFrames16[2*i]) >> 12); 518 OutFrames16[2*i+1] = 519 clamp16((LVM_INT32)(pContext->rightVolume * OutFrames16[2*i+1]) >> 12); 520 } 521 } 522 pContext->prevLeftVolume = pContext->leftVolume; 523 pContext->prevRightVolume = pContext->rightVolume; 524 pContext->volumeMode = REVERB_VOLUME_RAMP; 525 } 526 } 527 528 #ifdef LVM_PCM 529 fwrite(OutFrames16, frameCount*sizeof(LVM_INT16)*2, 1, pContext->PcmOutPtr); 530 fflush(pContext->PcmOutPtr); 531 #endif 532 533 // Accumulate if required 534 if (pContext->config.outputCfg.accessMode == EFFECT_BUFFER_ACCESS_ACCUMULATE){ 535 //ALOGV("\tBuffer access is ACCUMULATE"); 536 for (int i=0; i<frameCount*2; i++){ //always stereo here 537 pOut[i] = clamp16((int32_t)pOut[i] + (int32_t)OutFrames16[i]); 538 } 539 }else{ 540 //ALOGV("\tBuffer access is WRITE"); 541 memcpy(pOut, OutFrames16, frameCount*sizeof(LVM_INT16)*2); 542 } 543 544 return 0; 545} /* end process */ 546 547//---------------------------------------------------------------------------- 548// Reverb_free() 549//---------------------------------------------------------------------------- 550// Purpose: Free all memory associated with the Bundle. 551// 552// Inputs: 553// pContext: effect engine context 554// 555// Outputs: 556// 557//---------------------------------------------------------------------------- 558 559void Reverb_free(ReverbContext *pContext){ 560 561 LVREV_ReturnStatus_en LvmStatus=LVREV_SUCCESS; /* Function call status */ 562 LVREV_ControlParams_st params; /* Control Parameters */ 563 LVREV_MemoryTable_st MemTab; 564 565 /* Free the algorithm memory */ 566 LvmStatus = LVREV_GetMemoryTable(pContext->hInstance, 567 &MemTab, 568 LVM_NULL); 569 570 LVM_ERROR_CHECK(LvmStatus, "LVM_GetMemoryTable", "Reverb_free") 571 572 for (int i=0; i<LVM_NR_MEMORY_REGIONS; i++){ 573 if (MemTab.Region[i].Size != 0){ 574 if (MemTab.Region[i].pBaseAddress != NULL){ 575 ALOGV("\tfree() - START freeing %" PRIu32 " bytes for region %u at %p\n", 576 MemTab.Region[i].Size, i, MemTab.Region[i].pBaseAddress); 577 578 free(MemTab.Region[i].pBaseAddress); 579 580 ALOGV("\tfree() - END freeing %" PRIu32 " bytes for region %u at %p\n", 581 MemTab.Region[i].Size, i, MemTab.Region[i].pBaseAddress); 582 }else{ 583 ALOGV("\tLVM_ERROR : free() - trying to free with NULL pointer %" PRIu32 " bytes " 584 "for region %u at %p ERROR\n", 585 MemTab.Region[i].Size, i, MemTab.Region[i].pBaseAddress); 586 } 587 } 588 } 589} /* end Reverb_free */ 590 591//---------------------------------------------------------------------------- 592// Reverb_setConfig() 593//---------------------------------------------------------------------------- 594// Purpose: Set input and output audio configuration. 595// 596// Inputs: 597// pContext: effect engine context 598// pConfig: pointer to effect_config_t structure holding input and output 599// configuration parameters 600// 601// Outputs: 602// 603//---------------------------------------------------------------------------- 604 605int Reverb_setConfig(ReverbContext *pContext, effect_config_t *pConfig){ 606 LVM_Fs_en SampleRate; 607 //ALOGV("\tReverb_setConfig start"); 608 609 CHECK_ARG(pContext != NULL); 610 CHECK_ARG(pConfig != NULL); 611 612 CHECK_ARG(pConfig->inputCfg.samplingRate == pConfig->outputCfg.samplingRate); 613 CHECK_ARG(pConfig->inputCfg.format == pConfig->outputCfg.format); 614 CHECK_ARG((pContext->auxiliary && pConfig->inputCfg.channels == AUDIO_CHANNEL_OUT_MONO) || 615 ((!pContext->auxiliary) && pConfig->inputCfg.channels == AUDIO_CHANNEL_OUT_STEREO)); 616 CHECK_ARG(pConfig->outputCfg.channels == AUDIO_CHANNEL_OUT_STEREO); 617 CHECK_ARG(pConfig->outputCfg.accessMode == EFFECT_BUFFER_ACCESS_WRITE 618 || pConfig->outputCfg.accessMode == EFFECT_BUFFER_ACCESS_ACCUMULATE); 619 CHECK_ARG(pConfig->inputCfg.format == AUDIO_FORMAT_PCM_16_BIT); 620 621 //ALOGV("\tReverb_setConfig calling memcpy"); 622 pContext->config = *pConfig; 623 624 625 switch (pConfig->inputCfg.samplingRate) { 626 case 8000: 627 SampleRate = LVM_FS_8000; 628 break; 629 case 16000: 630 SampleRate = LVM_FS_16000; 631 break; 632 case 22050: 633 SampleRate = LVM_FS_22050; 634 break; 635 case 32000: 636 SampleRate = LVM_FS_32000; 637 break; 638 case 44100: 639 SampleRate = LVM_FS_44100; 640 break; 641 case 48000: 642 SampleRate = LVM_FS_48000; 643 break; 644 default: 645 ALOGV("\rReverb_setConfig invalid sampling rate %d", pConfig->inputCfg.samplingRate); 646 return -EINVAL; 647 } 648 649 if (pContext->SampleRate != SampleRate) { 650 651 LVREV_ControlParams_st ActiveParams; 652 LVREV_ReturnStatus_en LvmStatus = LVREV_SUCCESS; 653 654 //ALOGV("\tReverb_setConfig change sampling rate to %d", SampleRate); 655 656 /* Get the current settings */ 657 LvmStatus = LVREV_GetControlParameters(pContext->hInstance, 658 &ActiveParams); 659 660 LVM_ERROR_CHECK(LvmStatus, "LVREV_GetControlParameters", "Reverb_setConfig") 661 if(LvmStatus != LVREV_SUCCESS) return -EINVAL; 662 663 ActiveParams.SampleRate = SampleRate; 664 665 LvmStatus = LVREV_SetControlParameters(pContext->hInstance, &ActiveParams); 666 667 LVM_ERROR_CHECK(LvmStatus, "LVREV_SetControlParameters", "Reverb_setConfig") 668 if(LvmStatus != LVREV_SUCCESS) return -EINVAL; 669 //ALOGV("\tReverb_setConfig Succesfully called LVREV_SetControlParameters\n"); 670 pContext->SampleRate = SampleRate; 671 }else{ 672 //ALOGV("\tReverb_setConfig keep sampling rate at %d", SampleRate); 673 } 674 675 //ALOGV("\tReverb_setConfig End"); 676 return 0; 677} /* end Reverb_setConfig */ 678 679//---------------------------------------------------------------------------- 680// Reverb_getConfig() 681//---------------------------------------------------------------------------- 682// Purpose: Get input and output audio configuration. 683// 684// Inputs: 685// pContext: effect engine context 686// pConfig: pointer to effect_config_t structure holding input and output 687// configuration parameters 688// 689// Outputs: 690// 691//---------------------------------------------------------------------------- 692 693void Reverb_getConfig(ReverbContext *pContext, effect_config_t *pConfig) 694{ 695 *pConfig = pContext->config; 696} /* end Reverb_getConfig */ 697 698//---------------------------------------------------------------------------- 699// Reverb_init() 700//---------------------------------------------------------------------------- 701// Purpose: Initialize engine with default configuration 702// 703// Inputs: 704// pContext: effect engine context 705// 706// Outputs: 707// 708//---------------------------------------------------------------------------- 709 710int Reverb_init(ReverbContext *pContext){ 711 int status; 712 713 ALOGV("\tReverb_init start"); 714 715 CHECK_ARG(pContext != NULL); 716 717 if (pContext->hInstance != NULL){ 718 Reverb_free(pContext); 719 } 720 721 pContext->config.inputCfg.accessMode = EFFECT_BUFFER_ACCESS_READ; 722 if (pContext->auxiliary) { 723 pContext->config.inputCfg.channels = AUDIO_CHANNEL_OUT_MONO; 724 } else { 725 pContext->config.inputCfg.channels = AUDIO_CHANNEL_OUT_STEREO; 726 } 727 728 pContext->config.inputCfg.format = AUDIO_FORMAT_PCM_16_BIT; 729 pContext->config.inputCfg.samplingRate = 44100; 730 pContext->config.inputCfg.bufferProvider.getBuffer = NULL; 731 pContext->config.inputCfg.bufferProvider.releaseBuffer = NULL; 732 pContext->config.inputCfg.bufferProvider.cookie = NULL; 733 pContext->config.inputCfg.mask = EFFECT_CONFIG_ALL; 734 pContext->config.outputCfg.accessMode = EFFECT_BUFFER_ACCESS_ACCUMULATE; 735 pContext->config.outputCfg.channels = AUDIO_CHANNEL_OUT_STEREO; 736 pContext->config.outputCfg.format = AUDIO_FORMAT_PCM_16_BIT; 737 pContext->config.outputCfg.samplingRate = 44100; 738 pContext->config.outputCfg.bufferProvider.getBuffer = NULL; 739 pContext->config.outputCfg.bufferProvider.releaseBuffer = NULL; 740 pContext->config.outputCfg.bufferProvider.cookie = NULL; 741 pContext->config.outputCfg.mask = EFFECT_CONFIG_ALL; 742 743 pContext->leftVolume = REVERB_UNIT_VOLUME; 744 pContext->rightVolume = REVERB_UNIT_VOLUME; 745 pContext->prevLeftVolume = REVERB_UNIT_VOLUME; 746 pContext->prevRightVolume = REVERB_UNIT_VOLUME; 747 pContext->volumeMode = REVERB_VOLUME_FLAT; 748 749 LVREV_ReturnStatus_en LvmStatus=LVREV_SUCCESS; /* Function call status */ 750 LVREV_ControlParams_st params; /* Control Parameters */ 751 LVREV_InstanceParams_st InstParams; /* Instance parameters */ 752 LVREV_MemoryTable_st MemTab; /* Memory allocation table */ 753 bool bMallocFailure = LVM_FALSE; 754 755 /* Set the capabilities */ 756 InstParams.MaxBlockSize = MAX_CALL_SIZE; 757 InstParams.SourceFormat = LVM_STEREO; // Max format, could be mono during process 758 InstParams.NumDelays = LVREV_DELAYLINES_4; 759 760 /* Allocate memory, forcing alignment */ 761 LvmStatus = LVREV_GetMemoryTable(LVM_NULL, 762 &MemTab, 763 &InstParams); 764 765 LVM_ERROR_CHECK(LvmStatus, "LVREV_GetMemoryTable", "Reverb_init") 766 if(LvmStatus != LVREV_SUCCESS) return -EINVAL; 767 768 ALOGV("\tCreateInstance Succesfully called LVM_GetMemoryTable\n"); 769 770 /* Allocate memory */ 771 for (int i=0; i<LVM_NR_MEMORY_REGIONS; i++){ 772 if (MemTab.Region[i].Size != 0){ 773 MemTab.Region[i].pBaseAddress = malloc(MemTab.Region[i].Size); 774 775 if (MemTab.Region[i].pBaseAddress == LVM_NULL){ 776 ALOGV("\tLVREV_ERROR :Reverb_init CreateInstance Failed to allocate %" PRIu32 777 " bytes for region %u\n", MemTab.Region[i].Size, i ); 778 bMallocFailure = LVM_TRUE; 779 }else{ 780 ALOGV("\tReverb_init CreateInstance allocate %" PRIu32 781 " bytes for region %u at %p\n", 782 MemTab.Region[i].Size, i, MemTab.Region[i].pBaseAddress); 783 } 784 } 785 } 786 787 /* If one or more of the memory regions failed to allocate, free the regions that were 788 * succesfully allocated and return with an error 789 */ 790 if(bMallocFailure == LVM_TRUE){ 791 for (int i=0; i<LVM_NR_MEMORY_REGIONS; i++){ 792 if (MemTab.Region[i].pBaseAddress == LVM_NULL){ 793 ALOGV("\tLVM_ERROR :Reverb_init CreateInstance Failed to allocate %" PRIu32 794 " bytes for region %u - Not freeing\n", MemTab.Region[i].Size, i ); 795 }else{ 796 ALOGV("\tLVM_ERROR :Reverb_init CreateInstance Failed: but allocated %" PRIu32 797 " bytes for region %u at %p- free\n", 798 MemTab.Region[i].Size, i, MemTab.Region[i].pBaseAddress); 799 free(MemTab.Region[i].pBaseAddress); 800 } 801 } 802 return -EINVAL; 803 } 804 ALOGV("\tReverb_init CreateInstance Succesfully malloc'd memory\n"); 805 806 /* Initialise */ 807 pContext->hInstance = LVM_NULL; 808 809 /* Init sets the instance handle */ 810 LvmStatus = LVREV_GetInstanceHandle(&pContext->hInstance, 811 &MemTab, 812 &InstParams); 813 814 LVM_ERROR_CHECK(LvmStatus, "LVM_GetInstanceHandle", "Reverb_init") 815 if(LvmStatus != LVREV_SUCCESS) return -EINVAL; 816 817 ALOGV("\tReverb_init CreateInstance Succesfully called LVM_GetInstanceHandle\n"); 818 819 /* Set the initial process parameters */ 820 /* General parameters */ 821 params.OperatingMode = LVM_MODE_ON; 822 params.SampleRate = LVM_FS_44100; 823 pContext->SampleRate = LVM_FS_44100; 824 825 if(pContext->config.inputCfg.channels == AUDIO_CHANNEL_OUT_MONO){ 826 params.SourceFormat = LVM_MONO; 827 } else { 828 params.SourceFormat = LVM_STEREO; 829 } 830 831 /* Reverb parameters */ 832 params.Level = 0; 833 params.LPF = 23999; 834 params.HPF = 50; 835 params.T60 = 1490; 836 params.Density = 100; 837 params.Damping = 21; 838 params.RoomSize = 100; 839 840 pContext->SamplesToExitCount = (params.T60 * pContext->config.inputCfg.samplingRate)/1000; 841 842 /* Saved strength is used to return the exact strength that was used in the set to the get 843 * because we map the original strength range of 0:1000 to 1:15, and this will avoid 844 * quantisation like effect when returning 845 */ 846 pContext->SavedRoomLevel = -6000; 847 pContext->SavedHfLevel = 0; 848 pContext->bEnabled = LVM_FALSE; 849 pContext->SavedDecayTime = params.T60; 850 pContext->SavedDecayHfRatio = params.Damping*20; 851 pContext->SavedDensity = params.RoomSize*10; 852 pContext->SavedDiffusion = params.Density*10; 853 pContext->SavedReverbLevel = -6000; 854 855 /* Activate the initial settings */ 856 LvmStatus = LVREV_SetControlParameters(pContext->hInstance, 857 ¶ms); 858 859 LVM_ERROR_CHECK(LvmStatus, "LVREV_SetControlParameters", "Reverb_init") 860 if(LvmStatus != LVREV_SUCCESS) return -EINVAL; 861 862 ALOGV("\tReverb_init CreateInstance Succesfully called LVREV_SetControlParameters\n"); 863 ALOGV("\tReverb_init End"); 864 return 0; 865} /* end Reverb_init */ 866 867//---------------------------------------------------------------------------- 868// ReverbConvertLevel() 869//---------------------------------------------------------------------------- 870// Purpose: 871// Convert level from OpenSL ES format to LVM format 872// 873// Inputs: 874// level level to be applied 875// 876//---------------------------------------------------------------------------- 877 878int16_t ReverbConvertLevel(int16_t level){ 879 static int16_t LevelArray[101] = 880 { 881 -12000, -4000, -3398, -3046, -2796, -2603, -2444, -2310, -2194, -2092, 882 -2000, -1918, -1842, -1773, -1708, -1648, -1592, -1540, -1490, -1443, 883 -1398, -1356, -1316, -1277, -1240, -1205, -1171, -1138, -1106, -1076, 884 -1046, -1018, -990, -963, -938, -912, -888, -864, -841, -818, 885 -796, -775, -754, -734, -714, -694, -675, -656, -638, -620, 886 -603, -585, -568, -552, -536, -520, -504, -489, -474, -459, 887 -444, -430, -416, -402, -388, -375, -361, -348, -335, -323, 888 -310, -298, -286, -274, -262, -250, -239, -228, -216, -205, 889 -194, -184, -173, -162, -152, -142, -132, -121, -112, -102, 890 -92, -82, -73, -64, -54, -45, -36, -27, -18, -9, 891 0 892 }; 893 int16_t i; 894 895 for(i = 0; i < 101; i++) 896 { 897 if(level <= LevelArray[i]) 898 break; 899 } 900 return i; 901} 902 903//---------------------------------------------------------------------------- 904// ReverbConvertHFLevel() 905//---------------------------------------------------------------------------- 906// Purpose: 907// Convert level from OpenSL ES format to LVM format 908// 909// Inputs: 910// level level to be applied 911// 912//---------------------------------------------------------------------------- 913 914int16_t ReverbConvertHfLevel(int16_t Hflevel){ 915 int16_t i; 916 917 static LPFPair_t LPFArray[97] = 918 { // Limit range to 50 for LVREV parameter range 919 {-10000, 50}, { -5000, 50 }, { -4000, 50}, { -3000, 158}, { -2000, 502}, 920 {-1000, 1666},{ -900, 1897}, { -800, 2169}, { -700, 2496}, { -600, 2895}, 921 {-500, 3400}, { -400, 4066}, { -300, 5011}, { -200, 6537}, { -100, 9826}, 922 {-99, 9881 }, { -98, 9937 }, { -97, 9994 }, { -96, 10052}, { -95, 10111}, 923 {-94, 10171}, { -93, 10231}, { -92, 10293}, { -91, 10356}, { -90, 10419}, 924 {-89, 10484}, { -88, 10549}, { -87, 10616}, { -86, 10684}, { -85, 10753}, 925 {-84, 10823}, { -83, 10895}, { -82, 10968}, { -81, 11042}, { -80, 11117}, 926 {-79, 11194}, { -78, 11272}, { -77, 11352}, { -76, 11433}, { -75, 11516}, 927 {-74, 11600}, { -73, 11686}, { -72, 11774}, { -71, 11864}, { -70, 11955}, 928 {-69, 12049}, { -68, 12144}, { -67, 12242}, { -66, 12341}, { -65, 12443}, 929 {-64, 12548}, { -63, 12654}, { -62, 12763}, { -61, 12875}, { -60, 12990}, 930 {-59, 13107}, { -58, 13227}, { -57, 13351}, { -56, 13477}, { -55, 13607}, 931 {-54, 13741}, { -53, 13878}, { -52, 14019}, { -51, 14164}, { -50, 14313}, 932 {-49, 14467}, { -48, 14626}, { -47, 14789}, { -46, 14958}, { -45, 15132}, 933 {-44, 15312}, { -43, 15498}, { -42, 15691}, { -41, 15890}, { -40, 16097}, 934 {-39, 16311}, { -38, 16534}, { -37, 16766}, { -36, 17007}, { -35, 17259}, 935 {-34, 17521}, { -33, 17795}, { -32, 18081}, { -31, 18381}, { -30, 18696}, 936 {-29, 19027}, { -28, 19375}, { -27, 19742}, { -26, 20129}, { -25, 20540}, 937 {-24, 20976}, { -23, 21439}, { -22, 21934}, { -21, 22463}, { -20, 23031}, 938 {-19, 23643}, { -18, 23999} 939 }; 940 941 for(i = 0; i < 96; i++) 942 { 943 if(Hflevel <= LPFArray[i].Room_HF) 944 break; 945 } 946 return LPFArray[i].LPF; 947} 948 949//---------------------------------------------------------------------------- 950// ReverbSetRoomHfLevel() 951//---------------------------------------------------------------------------- 952// Purpose: 953// Apply the HF level to the Reverb. Must first be converted to LVM format 954// 955// Inputs: 956// pContext: effect engine context 957// level level to be applied 958// 959//---------------------------------------------------------------------------- 960 961void ReverbSetRoomHfLevel(ReverbContext *pContext, int16_t level){ 962 //ALOGV("\tReverbSetRoomHfLevel start (%d)", level); 963 964 LVREV_ControlParams_st ActiveParams; /* Current control Parameters */ 965 LVREV_ReturnStatus_en LvmStatus=LVREV_SUCCESS; /* Function call status */ 966 967 /* Get the current settings */ 968 LvmStatus = LVREV_GetControlParameters(pContext->hInstance, &ActiveParams); 969 LVM_ERROR_CHECK(LvmStatus, "LVREV_GetControlParameters", "ReverbSetRoomHfLevel") 970 //ALOGV("\tReverbSetRoomHfLevel Succesfully returned from LVM_GetControlParameters\n"); 971 //ALOGV("\tReverbSetRoomHfLevel() just Got -> %d\n", ActiveParams.LPF); 972 973 ActiveParams.LPF = ReverbConvertHfLevel(level); 974 975 /* Activate the initial settings */ 976 LvmStatus = LVREV_SetControlParameters(pContext->hInstance, &ActiveParams); 977 LVM_ERROR_CHECK(LvmStatus, "LVREV_SetControlParameters", "ReverbSetRoomHfLevel") 978 //ALOGV("\tReverbSetRoomhfLevel() just Set -> %d\n", ActiveParams.LPF); 979 pContext->SavedHfLevel = level; 980 //ALOGV("\tReverbSetHfRoomLevel end.. saving %d", pContext->SavedHfLevel); 981 return; 982} 983 984//---------------------------------------------------------------------------- 985// ReverbGetRoomHfLevel() 986//---------------------------------------------------------------------------- 987// Purpose: 988// Get the level applied to the Revervb. Must first be converted to LVM format 989// 990// Inputs: 991// pContext: effect engine context 992// 993//---------------------------------------------------------------------------- 994 995int16_t ReverbGetRoomHfLevel(ReverbContext *pContext){ 996 int16_t level; 997 //ALOGV("\tReverbGetRoomHfLevel start, saved level is %d", pContext->SavedHfLevel); 998 999 LVREV_ControlParams_st ActiveParams; /* Current control Parameters */ 1000 LVREV_ReturnStatus_en LvmStatus=LVREV_SUCCESS; /* Function call status */ 1001 1002 /* Get the current settings */ 1003 LvmStatus = LVREV_GetControlParameters(pContext->hInstance, &ActiveParams); 1004 LVM_ERROR_CHECK(LvmStatus, "LVREV_GetControlParameters", "ReverbGetRoomHfLevel") 1005 //ALOGV("\tReverbGetRoomHfLevel Succesfully returned from LVM_GetControlParameters\n"); 1006 //ALOGV("\tReverbGetRoomHfLevel() just Got -> %d\n", ActiveParams.LPF); 1007 1008 level = ReverbConvertHfLevel(pContext->SavedHfLevel); 1009 1010 //ALOGV("\tReverbGetRoomHfLevel() ActiveParams.LPFL %d, pContext->SavedHfLevel: %d, " 1011 // "converted level: %d\n", ActiveParams.LPF, pContext->SavedHfLevel, level); 1012 1013 if(ActiveParams.LPF != level){ 1014 ALOGV("\tLVM_ERROR : (ignore at start up) ReverbGetRoomHfLevel() has wrong level -> %d %d\n", 1015 ActiveParams.Level, level); 1016 } 1017 1018 //ALOGV("\tReverbGetRoomHfLevel end"); 1019 return pContext->SavedHfLevel; 1020} 1021 1022//---------------------------------------------------------------------------- 1023// ReverbSetReverbLevel() 1024//---------------------------------------------------------------------------- 1025// Purpose: 1026// Apply the level to the Reverb. Must first be converted to LVM format 1027// 1028// Inputs: 1029// pContext: effect engine context 1030// level level to be applied 1031// 1032//---------------------------------------------------------------------------- 1033 1034void ReverbSetReverbLevel(ReverbContext *pContext, int16_t level){ 1035 //ALOGV("\n\tReverbSetReverbLevel start (%d)", level); 1036 1037 LVREV_ControlParams_st ActiveParams; /* Current control Parameters */ 1038 LVREV_ReturnStatus_en LvmStatus=LVREV_SUCCESS; /* Function call status */ 1039 LVM_INT32 CombinedLevel; // Sum of room and reverb level controls 1040 1041 /* Get the current settings */ 1042 LvmStatus = LVREV_GetControlParameters(pContext->hInstance, &ActiveParams); 1043 LVM_ERROR_CHECK(LvmStatus, "LVREV_GetControlParameters", "ReverbSetReverbLevel") 1044 //ALOGV("\tReverbSetReverbLevel Succesfully returned from LVM_GetControlParameters\n"); 1045 //ALOGV("\tReverbSetReverbLevel just Got -> %d\n", ActiveParams.Level); 1046 1047 // needs to subtract max levels for both RoomLevel and ReverbLevel 1048 CombinedLevel = (level + pContext->SavedRoomLevel)-LVREV_MAX_REVERB_LEVEL; 1049 //ALOGV("\tReverbSetReverbLevel() CombinedLevel is %d = %d + %d\n", 1050 // CombinedLevel, level, pContext->SavedRoomLevel); 1051 1052 ActiveParams.Level = ReverbConvertLevel(CombinedLevel); 1053 1054 //ALOGV("\tReverbSetReverbLevel() Trying to set -> %d\n", ActiveParams.Level); 1055 1056 /* Activate the initial settings */ 1057 LvmStatus = LVREV_SetControlParameters(pContext->hInstance, &ActiveParams); 1058 LVM_ERROR_CHECK(LvmStatus, "LVREV_SetControlParameters", "ReverbSetReverbLevel") 1059 //ALOGV("\tReverbSetReverbLevel() just Set -> %d\n", ActiveParams.Level); 1060 1061 pContext->SavedReverbLevel = level; 1062 //ALOGV("\tReverbSetReverbLevel end pContext->SavedReverbLevel is %d\n\n", 1063 // pContext->SavedReverbLevel); 1064 return; 1065} 1066 1067//---------------------------------------------------------------------------- 1068// ReverbGetReverbLevel() 1069//---------------------------------------------------------------------------- 1070// Purpose: 1071// Get the level applied to the Revervb. Must first be converted to LVM format 1072// 1073// Inputs: 1074// pContext: effect engine context 1075// 1076//---------------------------------------------------------------------------- 1077 1078int16_t ReverbGetReverbLevel(ReverbContext *pContext){ 1079 int16_t level; 1080 //ALOGV("\tReverbGetReverbLevel start"); 1081 1082 LVREV_ControlParams_st ActiveParams; /* Current control Parameters */ 1083 LVREV_ReturnStatus_en LvmStatus=LVREV_SUCCESS; /* Function call status */ 1084 LVM_INT32 CombinedLevel; // Sum of room and reverb level controls 1085 1086 /* Get the current settings */ 1087 LvmStatus = LVREV_GetControlParameters(pContext->hInstance, &ActiveParams); 1088 LVM_ERROR_CHECK(LvmStatus, "LVREV_GetControlParameters", "ReverbGetReverbLevel") 1089 //ALOGV("\tReverbGetReverbLevel Succesfully returned from LVM_GetControlParameters\n"); 1090 //ALOGV("\tReverbGetReverbLevel() just Got -> %d\n", ActiveParams.Level); 1091 1092 // needs to subtract max levels for both RoomLevel and ReverbLevel 1093 CombinedLevel = (pContext->SavedReverbLevel + pContext->SavedRoomLevel)-LVREV_MAX_REVERB_LEVEL; 1094 1095 //ALOGV("\tReverbGetReverbLevel() CombinedLevel is %d = %d + %d\n", 1096 //CombinedLevel, pContext->SavedReverbLevel, pContext->SavedRoomLevel); 1097 level = ReverbConvertLevel(CombinedLevel); 1098 1099 //ALOGV("\tReverbGetReverbLevel(): ActiveParams.Level: %d, pContext->SavedReverbLevel: %d, " 1100 //"pContext->SavedRoomLevel: %d, CombinedLevel: %d, converted level: %d\n", 1101 //ActiveParams.Level, pContext->SavedReverbLevel,pContext->SavedRoomLevel, CombinedLevel,level); 1102 1103 if(ActiveParams.Level != level){ 1104 ALOGV("\tLVM_ERROR : (ignore at start up) ReverbGetReverbLevel() has wrong level -> %d %d\n", 1105 ActiveParams.Level, level); 1106 } 1107 1108 //ALOGV("\tReverbGetReverbLevel end\n"); 1109 1110 return pContext->SavedReverbLevel; 1111} 1112 1113//---------------------------------------------------------------------------- 1114// ReverbSetRoomLevel() 1115//---------------------------------------------------------------------------- 1116// Purpose: 1117// Apply the level to the Reverb. Must first be converted to LVM format 1118// 1119// Inputs: 1120// pContext: effect engine context 1121// level level to be applied 1122// 1123//---------------------------------------------------------------------------- 1124 1125void ReverbSetRoomLevel(ReverbContext *pContext, int16_t level){ 1126 //ALOGV("\tReverbSetRoomLevel start (%d)", level); 1127 1128 LVREV_ControlParams_st ActiveParams; /* Current control Parameters */ 1129 LVREV_ReturnStatus_en LvmStatus=LVREV_SUCCESS; /* Function call status */ 1130 LVM_INT32 CombinedLevel; // Sum of room and reverb level controls 1131 1132 /* Get the current settings */ 1133 LvmStatus = LVREV_GetControlParameters(pContext->hInstance, &ActiveParams); 1134 LVM_ERROR_CHECK(LvmStatus, "LVREV_GetControlParameters", "ReverbSetRoomLevel") 1135 //ALOGV("\tReverbSetRoomLevel Succesfully returned from LVM_GetControlParameters\n"); 1136 //ALOGV("\tReverbSetRoomLevel() just Got -> %d\n", ActiveParams.Level); 1137 1138 // needs to subtract max levels for both RoomLevel and ReverbLevel 1139 CombinedLevel = (level + pContext->SavedReverbLevel)-LVREV_MAX_REVERB_LEVEL; 1140 ActiveParams.Level = ReverbConvertLevel(CombinedLevel); 1141 1142 /* Activate the initial settings */ 1143 LvmStatus = LVREV_SetControlParameters(pContext->hInstance, &ActiveParams); 1144 LVM_ERROR_CHECK(LvmStatus, "LVREV_SetControlParameters", "ReverbSetRoomLevel") 1145 //ALOGV("\tReverbSetRoomLevel() just Set -> %d\n", ActiveParams.Level); 1146 1147 pContext->SavedRoomLevel = level; 1148 //ALOGV("\tReverbSetRoomLevel end"); 1149 return; 1150} 1151 1152//---------------------------------------------------------------------------- 1153// ReverbGetRoomLevel() 1154//---------------------------------------------------------------------------- 1155// Purpose: 1156// Get the level applied to the Revervb. Must first be converted to LVM format 1157// 1158// Inputs: 1159// pContext: effect engine context 1160// 1161//---------------------------------------------------------------------------- 1162 1163int16_t ReverbGetRoomLevel(ReverbContext *pContext){ 1164 int16_t level; 1165 //ALOGV("\tReverbGetRoomLevel start"); 1166 1167 LVREV_ControlParams_st ActiveParams; /* Current control Parameters */ 1168 LVREV_ReturnStatus_en LvmStatus=LVREV_SUCCESS; /* Function call status */ 1169 LVM_INT32 CombinedLevel; // Sum of room and reverb level controls 1170 1171 /* Get the current settings */ 1172 LvmStatus = LVREV_GetControlParameters(pContext->hInstance, &ActiveParams); 1173 LVM_ERROR_CHECK(LvmStatus, "LVREV_GetControlParameters", "ReverbGetRoomLevel") 1174 //ALOGV("\tReverbGetRoomLevel Succesfully returned from LVM_GetControlParameters\n"); 1175 //ALOGV("\tReverbGetRoomLevel() just Got -> %d\n", ActiveParams.Level); 1176 1177 // needs to subtract max levels for both RoomLevel and ReverbLevel 1178 CombinedLevel = (pContext->SavedRoomLevel + pContext->SavedReverbLevel-LVREV_MAX_REVERB_LEVEL); 1179 level = ReverbConvertLevel(CombinedLevel); 1180 1181 //ALOGV("\tReverbGetRoomLevel, Level = %d, pContext->SavedRoomLevel = %d, " 1182 // "pContext->SavedReverbLevel = %d, CombinedLevel = %d, level = %d", 1183 // ActiveParams.Level, pContext->SavedRoomLevel, 1184 // pContext->SavedReverbLevel, CombinedLevel, level); 1185 1186 if(ActiveParams.Level != level){ 1187 ALOGV("\tLVM_ERROR : (ignore at start up) ReverbGetRoomLevel() has wrong level -> %d %d\n", 1188 ActiveParams.Level, level); 1189 } 1190 1191 //ALOGV("\tReverbGetRoomLevel end"); 1192 return pContext->SavedRoomLevel; 1193} 1194 1195//---------------------------------------------------------------------------- 1196// ReverbSetDecayTime() 1197//---------------------------------------------------------------------------- 1198// Purpose: 1199// Apply the decay time to the Reverb. 1200// 1201// Inputs: 1202// pContext: effect engine context 1203// time decay to be applied 1204// 1205//---------------------------------------------------------------------------- 1206 1207void ReverbSetDecayTime(ReverbContext *pContext, uint32_t time){ 1208 //ALOGV("\tReverbSetDecayTime start (%d)", time); 1209 1210 LVREV_ControlParams_st ActiveParams; /* Current control Parameters */ 1211 LVREV_ReturnStatus_en LvmStatus=LVREV_SUCCESS; /* Function call status */ 1212 1213 /* Get the current settings */ 1214 LvmStatus = LVREV_GetControlParameters(pContext->hInstance, &ActiveParams); 1215 LVM_ERROR_CHECK(LvmStatus, "LVREV_GetControlParameters", "ReverbSetDecayTime") 1216 //ALOGV("\tReverbSetDecayTime Succesfully returned from LVM_GetControlParameters\n"); 1217 //ALOGV("\tReverbSetDecayTime() just Got -> %d\n", ActiveParams.T60); 1218 1219 if (time <= LVREV_MAX_T60) { 1220 ActiveParams.T60 = (LVM_UINT16)time; 1221 } 1222 else { 1223 ActiveParams.T60 = LVREV_MAX_T60; 1224 } 1225 1226 /* Activate the initial settings */ 1227 LvmStatus = LVREV_SetControlParameters(pContext->hInstance, &ActiveParams); 1228 LVM_ERROR_CHECK(LvmStatus, "LVREV_SetControlParameters", "ReverbSetDecayTime") 1229 //ALOGV("\tReverbSetDecayTime() just Set -> %d\n", ActiveParams.T60); 1230 1231 pContext->SamplesToExitCount = (ActiveParams.T60 * pContext->config.inputCfg.samplingRate)/1000; 1232 //ALOGV("\tReverbSetDecayTime() just Set SamplesToExitCount-> %d\n",pContext->SamplesToExitCount); 1233 pContext->SavedDecayTime = (int16_t)time; 1234 //ALOGV("\tReverbSetDecayTime end"); 1235 return; 1236} 1237 1238//---------------------------------------------------------------------------- 1239// ReverbGetDecayTime() 1240//---------------------------------------------------------------------------- 1241// Purpose: 1242// Get the decay time applied to the Revervb. 1243// 1244// Inputs: 1245// pContext: effect engine context 1246// 1247//---------------------------------------------------------------------------- 1248 1249uint32_t ReverbGetDecayTime(ReverbContext *pContext){ 1250 //ALOGV("\tReverbGetDecayTime start"); 1251 1252 LVREV_ControlParams_st ActiveParams; /* Current control Parameters */ 1253 LVREV_ReturnStatus_en LvmStatus=LVREV_SUCCESS; /* Function call status */ 1254 1255 /* Get the current settings */ 1256 LvmStatus = LVREV_GetControlParameters(pContext->hInstance, &ActiveParams); 1257 LVM_ERROR_CHECK(LvmStatus, "LVREV_GetControlParameters", "ReverbGetDecayTime") 1258 //ALOGV("\tReverbGetDecayTime Succesfully returned from LVM_GetControlParameters\n"); 1259 //ALOGV("\tReverbGetDecayTime() just Got -> %d\n", ActiveParams.T60); 1260 1261 if(ActiveParams.T60 != pContext->SavedDecayTime){ 1262 // This will fail if the decay time is set to more than 7000 1263 ALOGV("\tLVM_ERROR : ReverbGetDecayTime() has wrong level -> %d %d\n", 1264 ActiveParams.T60, pContext->SavedDecayTime); 1265 } 1266 1267 //ALOGV("\tReverbGetDecayTime end"); 1268 return (uint32_t)ActiveParams.T60; 1269} 1270 1271//---------------------------------------------------------------------------- 1272// ReverbSetDecayHfRatio() 1273//---------------------------------------------------------------------------- 1274// Purpose: 1275// Apply the HF decay ratio to the Reverb. 1276// 1277// Inputs: 1278// pContext: effect engine context 1279// ratio ratio to be applied 1280// 1281//---------------------------------------------------------------------------- 1282 1283void ReverbSetDecayHfRatio(ReverbContext *pContext, int16_t ratio){ 1284 //ALOGV("\tReverbSetDecayHfRatioe start (%d)", ratio); 1285 1286 LVREV_ControlParams_st ActiveParams; /* Current control Parameters */ 1287 LVREV_ReturnStatus_en LvmStatus=LVREV_SUCCESS; /* Function call status */ 1288 1289 /* Get the current settings */ 1290 LvmStatus = LVREV_GetControlParameters(pContext->hInstance, &ActiveParams); 1291 LVM_ERROR_CHECK(LvmStatus, "LVREV_GetControlParameters", "ReverbSetDecayHfRatio") 1292 //ALOGV("\tReverbSetDecayHfRatio Succesfully returned from LVM_GetControlParameters\n"); 1293 //ALOGV("\tReverbSetDecayHfRatio() just Got -> %d\n", ActiveParams.Damping); 1294 1295 ActiveParams.Damping = (LVM_INT16)(ratio/20); 1296 1297 /* Activate the initial settings */ 1298 LvmStatus = LVREV_SetControlParameters(pContext->hInstance, &ActiveParams); 1299 LVM_ERROR_CHECK(LvmStatus, "LVREV_SetControlParameters", "ReverbSetDecayHfRatio") 1300 //ALOGV("\tReverbSetDecayHfRatio() just Set -> %d\n", ActiveParams.Damping); 1301 1302 pContext->SavedDecayHfRatio = ratio; 1303 //ALOGV("\tReverbSetDecayHfRatio end"); 1304 return; 1305} 1306 1307//---------------------------------------------------------------------------- 1308// ReverbGetDecayHfRatio() 1309//---------------------------------------------------------------------------- 1310// Purpose: 1311// Get the HF decay ratio applied to the Revervb. 1312// 1313// Inputs: 1314// pContext: effect engine context 1315// 1316//---------------------------------------------------------------------------- 1317 1318int32_t ReverbGetDecayHfRatio(ReverbContext *pContext){ 1319 //ALOGV("\tReverbGetDecayHfRatio start"); 1320 1321 LVREV_ControlParams_st ActiveParams; /* Current control Parameters */ 1322 LVREV_ReturnStatus_en LvmStatus=LVREV_SUCCESS; /* Function call status */ 1323 1324 /* Get the current settings */ 1325 LvmStatus = LVREV_GetControlParameters(pContext->hInstance, &ActiveParams); 1326 LVM_ERROR_CHECK(LvmStatus, "LVREV_GetControlParameters", "ReverbGetDecayHfRatio") 1327 //ALOGV("\tReverbGetDecayHfRatio Succesfully returned from LVM_GetControlParameters\n"); 1328 //ALOGV("\tReverbGetDecayHfRatio() just Got -> %d\n", ActiveParams.Damping); 1329 1330 if(ActiveParams.Damping != (LVM_INT16)(pContext->SavedDecayHfRatio / 20)){ 1331 ALOGV("\tLVM_ERROR : ReverbGetDecayHfRatio() has wrong level -> %d %d\n", 1332 ActiveParams.Damping, pContext->SavedDecayHfRatio); 1333 } 1334 1335 //ALOGV("\tReverbGetDecayHfRatio end"); 1336 return pContext->SavedDecayHfRatio; 1337} 1338 1339//---------------------------------------------------------------------------- 1340// ReverbSetDiffusion() 1341//---------------------------------------------------------------------------- 1342// Purpose: 1343// Apply the diffusion to the Reverb. 1344// 1345// Inputs: 1346// pContext: effect engine context 1347// level decay to be applied 1348// 1349//---------------------------------------------------------------------------- 1350 1351void ReverbSetDiffusion(ReverbContext *pContext, int16_t level){ 1352 //ALOGV("\tReverbSetDiffusion start (%d)", level); 1353 1354 LVREV_ControlParams_st ActiveParams; /* Current control Parameters */ 1355 LVREV_ReturnStatus_en LvmStatus=LVREV_SUCCESS; /* Function call status */ 1356 1357 /* Get the current settings */ 1358 LvmStatus = LVREV_GetControlParameters(pContext->hInstance, &ActiveParams); 1359 LVM_ERROR_CHECK(LvmStatus, "LVREV_GetControlParameters", "ReverbSetDiffusion") 1360 //ALOGV("\tReverbSetDiffusion Succesfully returned from LVM_GetControlParameters\n"); 1361 //ALOGV("\tReverbSetDiffusion() just Got -> %d\n", ActiveParams.Density); 1362 1363 ActiveParams.Density = (LVM_INT16)(level/10); 1364 1365 /* Activate the initial settings */ 1366 LvmStatus = LVREV_SetControlParameters(pContext->hInstance, &ActiveParams); 1367 LVM_ERROR_CHECK(LvmStatus, "LVREV_SetControlParameters", "ReverbSetDiffusion") 1368 //ALOGV("\tReverbSetDiffusion() just Set -> %d\n", ActiveParams.Density); 1369 1370 pContext->SavedDiffusion = level; 1371 //ALOGV("\tReverbSetDiffusion end"); 1372 return; 1373} 1374 1375//---------------------------------------------------------------------------- 1376// ReverbGetDiffusion() 1377//---------------------------------------------------------------------------- 1378// Purpose: 1379// Get the decay time applied to the Revervb. 1380// 1381// Inputs: 1382// pContext: effect engine context 1383// 1384//---------------------------------------------------------------------------- 1385 1386int32_t ReverbGetDiffusion(ReverbContext *pContext){ 1387 //ALOGV("\tReverbGetDiffusion start"); 1388 1389 LVREV_ControlParams_st ActiveParams; /* Current control Parameters */ 1390 LVREV_ReturnStatus_en LvmStatus=LVREV_SUCCESS; /* Function call status */ 1391 LVM_INT16 Temp; 1392 1393 /* Get the current settings */ 1394 LvmStatus = LVREV_GetControlParameters(pContext->hInstance, &ActiveParams); 1395 LVM_ERROR_CHECK(LvmStatus, "LVREV_GetControlParameters", "ReverbGetDiffusion") 1396 //ALOGV("\tReverbGetDiffusion Succesfully returned from LVM_GetControlParameters\n"); 1397 //ALOGV("\tReverbGetDiffusion just Got -> %d\n", ActiveParams.Density); 1398 1399 Temp = (LVM_INT16)(pContext->SavedDiffusion/10); 1400 1401 if(ActiveParams.Density != Temp){ 1402 ALOGV("\tLVM_ERROR : ReverbGetDiffusion invalid value %d %d", Temp, ActiveParams.Density); 1403 } 1404 1405 //ALOGV("\tReverbGetDiffusion end"); 1406 return pContext->SavedDiffusion; 1407} 1408 1409//---------------------------------------------------------------------------- 1410// ReverbSetDensity() 1411//---------------------------------------------------------------------------- 1412// Purpose: 1413// Apply the density level the Reverb. 1414// 1415// Inputs: 1416// pContext: effect engine context 1417// level decay to be applied 1418// 1419//---------------------------------------------------------------------------- 1420 1421void ReverbSetDensity(ReverbContext *pContext, int16_t level){ 1422 //ALOGV("\tReverbSetDensity start (%d)", level); 1423 1424 LVREV_ControlParams_st ActiveParams; /* Current control Parameters */ 1425 LVREV_ReturnStatus_en LvmStatus=LVREV_SUCCESS; /* Function call status */ 1426 1427 /* Get the current settings */ 1428 LvmStatus = LVREV_GetControlParameters(pContext->hInstance, &ActiveParams); 1429 LVM_ERROR_CHECK(LvmStatus, "LVREV_GetControlParameters", "ReverbSetDensity") 1430 //ALOGV("\tReverbSetDensity Succesfully returned from LVM_GetControlParameters\n"); 1431 //ALOGV("\tReverbSetDensity just Got -> %d\n", ActiveParams.RoomSize); 1432 1433 ActiveParams.RoomSize = (LVM_INT16)(((level * 99) / 1000) + 1); 1434 1435 /* Activate the initial settings */ 1436 LvmStatus = LVREV_SetControlParameters(pContext->hInstance, &ActiveParams); 1437 LVM_ERROR_CHECK(LvmStatus, "LVREV_SetControlParameters", "ReverbSetDensity") 1438 //ALOGV("\tReverbSetDensity just Set -> %d\n", ActiveParams.RoomSize); 1439 1440 pContext->SavedDensity = level; 1441 //ALOGV("\tReverbSetDensity end"); 1442 return; 1443} 1444 1445//---------------------------------------------------------------------------- 1446// ReverbGetDensity() 1447//---------------------------------------------------------------------------- 1448// Purpose: 1449// Get the density level applied to the Revervb. 1450// 1451// Inputs: 1452// pContext: effect engine context 1453// 1454//---------------------------------------------------------------------------- 1455 1456int32_t ReverbGetDensity(ReverbContext *pContext){ 1457 //ALOGV("\tReverbGetDensity start"); 1458 1459 LVREV_ControlParams_st ActiveParams; /* Current control Parameters */ 1460 LVREV_ReturnStatus_en LvmStatus=LVREV_SUCCESS; /* Function call status */ 1461 LVM_INT16 Temp; 1462 /* Get the current settings */ 1463 LvmStatus = LVREV_GetControlParameters(pContext->hInstance, &ActiveParams); 1464 LVM_ERROR_CHECK(LvmStatus, "LVREV_GetControlParameters", "ReverbGetDensity") 1465 //ALOGV("\tReverbGetDensity Succesfully returned from LVM_GetControlParameters\n"); 1466 //ALOGV("\tReverbGetDensity() just Got -> %d\n", ActiveParams.RoomSize); 1467 1468 1469 Temp = (LVM_INT16)(((pContext->SavedDensity * 99) / 1000) + 1); 1470 1471 if(Temp != ActiveParams.RoomSize){ 1472 ALOGV("\tLVM_ERROR : ReverbGetDensity invalid value %d %d", Temp, ActiveParams.RoomSize); 1473 } 1474 1475 //ALOGV("\tReverbGetDensity end"); 1476 return pContext->SavedDensity; 1477} 1478 1479//---------------------------------------------------------------------------- 1480// Reverb_LoadPreset() 1481//---------------------------------------------------------------------------- 1482// Purpose: 1483// Load a the next preset 1484// 1485// Inputs: 1486// pContext - handle to instance data 1487// 1488// Outputs: 1489// 1490// Side Effects: 1491// 1492//---------------------------------------------------------------------------- 1493int Reverb_LoadPreset(ReverbContext *pContext) 1494{ 1495 //TODO: add reflections delay, level and reverb delay when early reflections are 1496 // implemented 1497 pContext->curPreset = pContext->nextPreset; 1498 1499 if (pContext->curPreset != REVERB_PRESET_NONE) { 1500 const t_reverb_settings *preset = &sReverbPresets[pContext->curPreset]; 1501 ReverbSetRoomLevel(pContext, preset->roomLevel); 1502 ReverbSetRoomHfLevel(pContext, preset->roomHFLevel); 1503 ReverbSetDecayTime(pContext, preset->decayTime); 1504 ReverbSetDecayHfRatio(pContext, preset->decayHFRatio); 1505 //reflectionsLevel 1506 //reflectionsDelay 1507 ReverbSetReverbLevel(pContext, preset->reverbLevel); 1508 // reverbDelay 1509 ReverbSetDiffusion(pContext, preset->diffusion); 1510 ReverbSetDensity(pContext, preset->density); 1511 } 1512 1513 return 0; 1514} 1515 1516 1517//---------------------------------------------------------------------------- 1518// Reverb_getParameter() 1519//---------------------------------------------------------------------------- 1520// Purpose: 1521// Get a Reverb parameter 1522// 1523// Inputs: 1524// pContext - handle to instance data 1525// pParam - pointer to parameter 1526// pValue - pointer to variable to hold retrieved value 1527// pValueSize - pointer to value size: maximum size as input 1528// 1529// Outputs: 1530// *pValue updated with parameter value 1531// *pValueSize updated with actual value size 1532// 1533// 1534// Side Effects: 1535// 1536//---------------------------------------------------------------------------- 1537 1538int Reverb_getParameter(ReverbContext *pContext, 1539 void *pParam, 1540 uint32_t *pValueSize, 1541 void *pValue){ 1542 int status = 0; 1543 int32_t *pParamTemp = (int32_t *)pParam; 1544 int32_t param = *pParamTemp++; 1545 char *name; 1546 t_reverb_settings *pProperties; 1547 1548 //ALOGV("\tReverb_getParameter start"); 1549 if (pContext->preset) { 1550 if (param != REVERB_PARAM_PRESET || *pValueSize < sizeof(uint16_t)) { 1551 return -EINVAL; 1552 } 1553 1554 *(uint16_t *)pValue = pContext->nextPreset; 1555 ALOGV("get REVERB_PARAM_PRESET, preset %d", pContext->nextPreset); 1556 return 0; 1557 } 1558 1559 switch (param){ 1560 case REVERB_PARAM_ROOM_LEVEL: 1561 if (*pValueSize != sizeof(int16_t)){ 1562 ALOGV("\tLVM_ERROR : Reverb_getParameter() invalid pValueSize1 %d", *pValueSize); 1563 return -EINVAL; 1564 } 1565 *pValueSize = sizeof(int16_t); 1566 break; 1567 case REVERB_PARAM_ROOM_HF_LEVEL: 1568 if (*pValueSize != sizeof(int16_t)){ 1569 ALOGV("\tLVM_ERROR : Reverb_getParameter() invalid pValueSize12 %d", *pValueSize); 1570 return -EINVAL; 1571 } 1572 *pValueSize = sizeof(int16_t); 1573 break; 1574 case REVERB_PARAM_DECAY_TIME: 1575 if (*pValueSize != sizeof(uint32_t)){ 1576 ALOGV("\tLVM_ERROR : Reverb_getParameter() invalid pValueSize3 %d", *pValueSize); 1577 return -EINVAL; 1578 } 1579 *pValueSize = sizeof(uint32_t); 1580 break; 1581 case REVERB_PARAM_DECAY_HF_RATIO: 1582 if (*pValueSize != sizeof(int16_t)){ 1583 ALOGV("\tLVM_ERROR : Reverb_getParameter() invalid pValueSize4 %d", *pValueSize); 1584 return -EINVAL; 1585 } 1586 *pValueSize = sizeof(int16_t); 1587 break; 1588 case REVERB_PARAM_REFLECTIONS_LEVEL: 1589 if (*pValueSize != sizeof(int16_t)){ 1590 ALOGV("\tLVM_ERROR : Reverb_getParameter() invalid pValueSize5 %d", *pValueSize); 1591 return -EINVAL; 1592 } 1593 *pValueSize = sizeof(int16_t); 1594 break; 1595 case REVERB_PARAM_REFLECTIONS_DELAY: 1596 if (*pValueSize != sizeof(uint32_t)){ 1597 ALOGV("\tLVM_ERROR : Reverb_getParameter() invalid pValueSize6 %d", *pValueSize); 1598 return -EINVAL; 1599 } 1600 *pValueSize = sizeof(uint32_t); 1601 break; 1602 case REVERB_PARAM_REVERB_LEVEL: 1603 if (*pValueSize != sizeof(int16_t)){ 1604 ALOGV("\tLVM_ERROR : Reverb_getParameter() invalid pValueSize7 %d", *pValueSize); 1605 return -EINVAL; 1606 } 1607 *pValueSize = sizeof(int16_t); 1608 break; 1609 case REVERB_PARAM_REVERB_DELAY: 1610 if (*pValueSize != sizeof(uint32_t)){ 1611 ALOGV("\tLVM_ERROR : Reverb_getParameter() invalid pValueSize8 %d", *pValueSize); 1612 return -EINVAL; 1613 } 1614 *pValueSize = sizeof(uint32_t); 1615 break; 1616 case REVERB_PARAM_DIFFUSION: 1617 if (*pValueSize != sizeof(int16_t)){ 1618 ALOGV("\tLVM_ERROR : Reverb_getParameter() invalid pValueSize9 %d", *pValueSize); 1619 return -EINVAL; 1620 } 1621 *pValueSize = sizeof(int16_t); 1622 break; 1623 case REVERB_PARAM_DENSITY: 1624 if (*pValueSize != sizeof(int16_t)){ 1625 ALOGV("\tLVM_ERROR : Reverb_getParameter() invalid pValueSize10 %d", *pValueSize); 1626 return -EINVAL; 1627 } 1628 *pValueSize = sizeof(int16_t); 1629 break; 1630 case REVERB_PARAM_PROPERTIES: 1631 if (*pValueSize != sizeof(t_reverb_settings)){ 1632 ALOGV("\tLVM_ERROR : Reverb_getParameter() invalid pValueSize11 %d", *pValueSize); 1633 return -EINVAL; 1634 } 1635 *pValueSize = sizeof(t_reverb_settings); 1636 break; 1637 1638 default: 1639 ALOGV("\tLVM_ERROR : Reverb_getParameter() invalid param %d", param); 1640 return -EINVAL; 1641 } 1642 1643 pProperties = (t_reverb_settings *) pValue; 1644 1645 switch (param){ 1646 case REVERB_PARAM_PROPERTIES: 1647 pProperties->roomLevel = ReverbGetRoomLevel(pContext); 1648 pProperties->roomHFLevel = ReverbGetRoomHfLevel(pContext); 1649 pProperties->decayTime = ReverbGetDecayTime(pContext); 1650 pProperties->decayHFRatio = ReverbGetDecayHfRatio(pContext); 1651 pProperties->reflectionsLevel = 0; 1652 pProperties->reflectionsDelay = 0; 1653 pProperties->reverbDelay = 0; 1654 pProperties->reverbLevel = ReverbGetReverbLevel(pContext); 1655 pProperties->diffusion = ReverbGetDiffusion(pContext); 1656 pProperties->density = ReverbGetDensity(pContext); 1657 1658 ALOGV("\tReverb_getParameter() REVERB_PARAM_PROPERTIES Value is roomLevel %d", 1659 pProperties->roomLevel); 1660 ALOGV("\tReverb_getParameter() REVERB_PARAM_PROPERTIES Value is roomHFLevel %d", 1661 pProperties->roomHFLevel); 1662 ALOGV("\tReverb_getParameter() REVERB_PARAM_PROPERTIES Value is decayTime %d", 1663 pProperties->decayTime); 1664 ALOGV("\tReverb_getParameter() REVERB_PARAM_PROPERTIES Value is decayHFRatio %d", 1665 pProperties->decayHFRatio); 1666 ALOGV("\tReverb_getParameter() REVERB_PARAM_PROPERTIES Value is reflectionsLevel %d", 1667 pProperties->reflectionsLevel); 1668 ALOGV("\tReverb_getParameter() REVERB_PARAM_PROPERTIES Value is reflectionsDelay %d", 1669 pProperties->reflectionsDelay); 1670 ALOGV("\tReverb_getParameter() REVERB_PARAM_PROPERTIES Value is reverbDelay %d", 1671 pProperties->reverbDelay); 1672 ALOGV("\tReverb_getParameter() REVERB_PARAM_PROPERTIES Value is reverbLevel %d", 1673 pProperties->reverbLevel); 1674 ALOGV("\tReverb_getParameter() REVERB_PARAM_PROPERTIES Value is diffusion %d", 1675 pProperties->diffusion); 1676 ALOGV("\tReverb_getParameter() REVERB_PARAM_PROPERTIES Value is density %d", 1677 pProperties->density); 1678 break; 1679 1680 case REVERB_PARAM_ROOM_LEVEL: 1681 *(int16_t *)pValue = ReverbGetRoomLevel(pContext); 1682 1683 //ALOGV("\tReverb_getParameter() REVERB_PARAM_ROOM_LEVEL Value is %d", 1684 // *(int16_t *)pValue); 1685 break; 1686 case REVERB_PARAM_ROOM_HF_LEVEL: 1687 *(int16_t *)pValue = ReverbGetRoomHfLevel(pContext); 1688 1689 //ALOGV("\tReverb_getParameter() REVERB_PARAM_ROOM_HF_LEVEL Value is %d", 1690 // *(int16_t *)pValue); 1691 break; 1692 case REVERB_PARAM_DECAY_TIME: 1693 *(uint32_t *)pValue = ReverbGetDecayTime(pContext); 1694 1695 //ALOGV("\tReverb_getParameter() REVERB_PARAM_DECAY_TIME Value is %d", 1696 // *(int32_t *)pValue); 1697 break; 1698 case REVERB_PARAM_DECAY_HF_RATIO: 1699 *(int16_t *)pValue = ReverbGetDecayHfRatio(pContext); 1700 1701 //ALOGV("\tReverb_getParameter() REVERB_PARAM_DECAY_HF_RATION Value is %d", 1702 // *(int16_t *)pValue); 1703 break; 1704 case REVERB_PARAM_REVERB_LEVEL: 1705 *(int16_t *)pValue = ReverbGetReverbLevel(pContext); 1706 1707 //ALOGV("\tReverb_getParameter() REVERB_PARAM_REVERB_LEVEL Value is %d", 1708 // *(int16_t *)pValue); 1709 break; 1710 case REVERB_PARAM_DIFFUSION: 1711 *(int16_t *)pValue = ReverbGetDiffusion(pContext); 1712 1713 //ALOGV("\tReverb_getParameter() REVERB_PARAM_DECAY_DIFFUSION Value is %d", 1714 // *(int16_t *)pValue); 1715 break; 1716 case REVERB_PARAM_DENSITY: 1717 *(uint16_t *)pValue = 0; 1718 *(int16_t *)pValue = ReverbGetDensity(pContext); 1719 //ALOGV("\tReverb_getParameter() REVERB_PARAM_DENSITY Value is %d", 1720 // *(uint32_t *)pValue); 1721 break; 1722 case REVERB_PARAM_REFLECTIONS_LEVEL: 1723 *(uint16_t *)pValue = 0; 1724 case REVERB_PARAM_REFLECTIONS_DELAY: 1725 *(uint32_t *)pValue = 0; 1726 case REVERB_PARAM_REVERB_DELAY: 1727 *(uint32_t *)pValue = 0; 1728 break; 1729 1730 default: 1731 ALOGV("\tLVM_ERROR : Reverb_getParameter() invalid param %d", param); 1732 status = -EINVAL; 1733 break; 1734 } 1735 1736 //ALOGV("\tReverb_getParameter end"); 1737 return status; 1738} /* end Reverb_getParameter */ 1739 1740//---------------------------------------------------------------------------- 1741// Reverb_setParameter() 1742//---------------------------------------------------------------------------- 1743// Purpose: 1744// Set a Reverb parameter 1745// 1746// Inputs: 1747// pContext - handle to instance data 1748// pParam - pointer to parameter 1749// pValue - pointer to value 1750// 1751// Outputs: 1752// 1753//---------------------------------------------------------------------------- 1754 1755int Reverb_setParameter (ReverbContext *pContext, void *pParam, void *pValue){ 1756 int status = 0; 1757 int16_t level; 1758 int16_t ratio; 1759 uint32_t time; 1760 t_reverb_settings *pProperties; 1761 int32_t *pParamTemp = (int32_t *)pParam; 1762 int32_t param = *pParamTemp++; 1763 1764 //ALOGV("\tReverb_setParameter start"); 1765 if (pContext->preset) { 1766 if (param != REVERB_PARAM_PRESET) { 1767 return -EINVAL; 1768 } 1769 1770 uint16_t preset = *(uint16_t *)pValue; 1771 ALOGV("set REVERB_PARAM_PRESET, preset %d", preset); 1772 if (preset > REVERB_PRESET_LAST) { 1773 return -EINVAL; 1774 } 1775 pContext->nextPreset = preset; 1776 return 0; 1777 } 1778 1779 switch (param){ 1780 case REVERB_PARAM_PROPERTIES: 1781 ALOGV("\tReverb_setParameter() REVERB_PARAM_PROPERTIES"); 1782 pProperties = (t_reverb_settings *) pValue; 1783 ReverbSetRoomLevel(pContext, pProperties->roomLevel); 1784 ReverbSetRoomHfLevel(pContext, pProperties->roomHFLevel); 1785 ReverbSetDecayTime(pContext, pProperties->decayTime); 1786 ReverbSetDecayHfRatio(pContext, pProperties->decayHFRatio); 1787 ReverbSetReverbLevel(pContext, pProperties->reverbLevel); 1788 ReverbSetDiffusion(pContext, pProperties->diffusion); 1789 ReverbSetDensity(pContext, pProperties->density); 1790 break; 1791 case REVERB_PARAM_ROOM_LEVEL: 1792 level = *(int16_t *)pValue; 1793 //ALOGV("\tReverb_setParameter() REVERB_PARAM_ROOM_LEVEL value is %d", level); 1794 //ALOGV("\tReverb_setParameter() Calling ReverbSetRoomLevel"); 1795 ReverbSetRoomLevel(pContext, level); 1796 //ALOGV("\tReverb_setParameter() Called ReverbSetRoomLevel"); 1797 break; 1798 case REVERB_PARAM_ROOM_HF_LEVEL: 1799 level = *(int16_t *)pValue; 1800 //ALOGV("\tReverb_setParameter() REVERB_PARAM_ROOM_HF_LEVEL value is %d", level); 1801 //ALOGV("\tReverb_setParameter() Calling ReverbSetRoomHfLevel"); 1802 ReverbSetRoomHfLevel(pContext, level); 1803 //ALOGV("\tReverb_setParameter() Called ReverbSetRoomHfLevel"); 1804 break; 1805 case REVERB_PARAM_DECAY_TIME: 1806 time = *(uint32_t *)pValue; 1807 //ALOGV("\tReverb_setParameter() REVERB_PARAM_DECAY_TIME value is %d", time); 1808 //ALOGV("\tReverb_setParameter() Calling ReverbSetDecayTime"); 1809 ReverbSetDecayTime(pContext, time); 1810 //ALOGV("\tReverb_setParameter() Called ReverbSetDecayTime"); 1811 break; 1812 case REVERB_PARAM_DECAY_HF_RATIO: 1813 ratio = *(int16_t *)pValue; 1814 //ALOGV("\tReverb_setParameter() REVERB_PARAM_DECAY_HF_RATIO value is %d", ratio); 1815 //ALOGV("\tReverb_setParameter() Calling ReverbSetDecayHfRatio"); 1816 ReverbSetDecayHfRatio(pContext, ratio); 1817 //ALOGV("\tReverb_setParameter() Called ReverbSetDecayHfRatio"); 1818 break; 1819 case REVERB_PARAM_REVERB_LEVEL: 1820 level = *(int16_t *)pValue; 1821 //ALOGV("\tReverb_setParameter() REVERB_PARAM_REVERB_LEVEL value is %d", level); 1822 //ALOGV("\tReverb_setParameter() Calling ReverbSetReverbLevel"); 1823 ReverbSetReverbLevel(pContext, level); 1824 //ALOGV("\tReverb_setParameter() Called ReverbSetReverbLevel"); 1825 break; 1826 case REVERB_PARAM_DIFFUSION: 1827 ratio = *(int16_t *)pValue; 1828 //ALOGV("\tReverb_setParameter() REVERB_PARAM_DECAY_DIFFUSION value is %d", ratio); 1829 //ALOGV("\tReverb_setParameter() Calling ReverbSetDiffusion"); 1830 ReverbSetDiffusion(pContext, ratio); 1831 //ALOGV("\tReverb_setParameter() Called ReverbSetDiffusion"); 1832 break; 1833 case REVERB_PARAM_DENSITY: 1834 ratio = *(int16_t *)pValue; 1835 //ALOGV("\tReverb_setParameter() REVERB_PARAM_DECAY_DENSITY value is %d", ratio); 1836 //ALOGV("\tReverb_setParameter() Calling ReverbSetDensity"); 1837 ReverbSetDensity(pContext, ratio); 1838 //ALOGV("\tReverb_setParameter() Called ReverbSetDensity"); 1839 break; 1840 break; 1841 case REVERB_PARAM_REFLECTIONS_LEVEL: 1842 case REVERB_PARAM_REFLECTIONS_DELAY: 1843 case REVERB_PARAM_REVERB_DELAY: 1844 break; 1845 default: 1846 ALOGV("\tLVM_ERROR : Reverb_setParameter() invalid param %d", param); 1847 break; 1848 } 1849 1850 //ALOGV("\tReverb_setParameter end"); 1851 return status; 1852} /* end Reverb_setParameter */ 1853 1854} // namespace 1855} // namespace 1856 1857extern "C" { 1858/* Effect Control Interface Implementation: Process */ 1859int Reverb_process(effect_handle_t self, 1860 audio_buffer_t *inBuffer, 1861 audio_buffer_t *outBuffer){ 1862 android::ReverbContext * pContext = (android::ReverbContext *) self; 1863 int status = 0; 1864 1865 if (pContext == NULL){ 1866 ALOGV("\tLVM_ERROR : Reverb_process() ERROR pContext == NULL"); 1867 return -EINVAL; 1868 } 1869 if (inBuffer == NULL || inBuffer->raw == NULL || 1870 outBuffer == NULL || outBuffer->raw == NULL || 1871 inBuffer->frameCount != outBuffer->frameCount){ 1872 ALOGV("\tLVM_ERROR : Reverb_process() ERROR NULL INPUT POINTER OR FRAME COUNT IS WRONG"); 1873 return -EINVAL; 1874 } 1875 //ALOGV("\tReverb_process() Calling process with %d frames", outBuffer->frameCount); 1876 /* Process all the available frames, block processing is handled internalLY by the LVM bundle */ 1877 status = process( (LVM_INT16 *)inBuffer->raw, 1878 (LVM_INT16 *)outBuffer->raw, 1879 outBuffer->frameCount, 1880 pContext); 1881 1882 if (pContext->bEnabled == LVM_FALSE) { 1883 if (pContext->SamplesToExitCount > 0) { 1884 pContext->SamplesToExitCount -= outBuffer->frameCount; 1885 } else { 1886 status = -ENODATA; 1887 } 1888 } 1889 1890 return status; 1891} /* end Reverb_process */ 1892 1893/* Effect Control Interface Implementation: Command */ 1894int Reverb_command(effect_handle_t self, 1895 uint32_t cmdCode, 1896 uint32_t cmdSize, 1897 void *pCmdData, 1898 uint32_t *replySize, 1899 void *pReplyData){ 1900 android::ReverbContext * pContext = (android::ReverbContext *) self; 1901 int retsize; 1902 LVREV_ControlParams_st ActiveParams; /* Current control Parameters */ 1903 LVREV_ReturnStatus_en LvmStatus=LVREV_SUCCESS; /* Function call status */ 1904 1905 1906 if (pContext == NULL){ 1907 ALOGV("\tLVM_ERROR : Reverb_command ERROR pContext == NULL"); 1908 return -EINVAL; 1909 } 1910 1911 //ALOGV("\tReverb_command INPUTS are: command %d cmdSize %d",cmdCode, cmdSize); 1912 1913 switch (cmdCode){ 1914 case EFFECT_CMD_INIT: 1915 //ALOGV("\tReverb_command cmdCode Case: " 1916 // "EFFECT_CMD_INIT start"); 1917 1918 if (pReplyData == NULL || *replySize != sizeof(int)){ 1919 ALOGV("\tLVM_ERROR : Reverb_command cmdCode Case: " 1920 "EFFECT_CMD_INIT: ERROR"); 1921 return -EINVAL; 1922 } 1923 *(int *) pReplyData = 0; 1924 break; 1925 1926 case EFFECT_CMD_SET_CONFIG: 1927 //ALOGV("\tReverb_command cmdCode Case: " 1928 // "EFFECT_CMD_SET_CONFIG start"); 1929 if (pCmdData == NULL || 1930 cmdSize != sizeof(effect_config_t) || 1931 pReplyData == NULL || 1932 *replySize != sizeof(int)) { 1933 ALOGV("\tLVM_ERROR : Reverb_command cmdCode Case: " 1934 "EFFECT_CMD_SET_CONFIG: ERROR"); 1935 return -EINVAL; 1936 } 1937 *(int *) pReplyData = android::Reverb_setConfig(pContext, 1938 (effect_config_t *) pCmdData); 1939 break; 1940 1941 case EFFECT_CMD_GET_CONFIG: 1942 if (pReplyData == NULL || 1943 *replySize != sizeof(effect_config_t)) { 1944 ALOGV("\tLVM_ERROR : Reverb_command cmdCode Case: " 1945 "EFFECT_CMD_GET_CONFIG: ERROR"); 1946 return -EINVAL; 1947 } 1948 1949 android::Reverb_getConfig(pContext, (effect_config_t *)pReplyData); 1950 break; 1951 1952 case EFFECT_CMD_RESET: 1953 //ALOGV("\tReverb_command cmdCode Case: " 1954 // "EFFECT_CMD_RESET start"); 1955 Reverb_setConfig(pContext, &pContext->config); 1956 break; 1957 1958 case EFFECT_CMD_GET_PARAM:{ 1959 //ALOGV("\tReverb_command cmdCode Case: " 1960 // "EFFECT_CMD_GET_PARAM start"); 1961 if (pCmdData == NULL || 1962 cmdSize < (sizeof(effect_param_t) + sizeof(int32_t)) || 1963 pReplyData == NULL || 1964 *replySize < (sizeof(effect_param_t) + sizeof(int32_t))){ 1965 ALOGV("\tLVM_ERROR : Reverb_command cmdCode Case: " 1966 "EFFECT_CMD_GET_PARAM: ERROR"); 1967 return -EINVAL; 1968 } 1969 effect_param_t *p = (effect_param_t *)pCmdData; 1970 1971 memcpy(pReplyData, pCmdData, sizeof(effect_param_t) + p->psize); 1972 1973 p = (effect_param_t *)pReplyData; 1974 1975 int voffset = ((p->psize - 1) / sizeof(int32_t) + 1) * sizeof(int32_t); 1976 1977 p->status = android::Reverb_getParameter(pContext, 1978 (void *)p->data, 1979 &p->vsize, 1980 p->data + voffset); 1981 1982 *replySize = sizeof(effect_param_t) + voffset + p->vsize; 1983 1984 //ALOGV("\tReverb_command EFFECT_CMD_GET_PARAM " 1985 // "*pCmdData %d, *replySize %d, *pReplyData %d ", 1986 // *(int32_t *)((char *)pCmdData + sizeof(effect_param_t)), 1987 // *replySize, 1988 // *(int16_t *)((char *)pReplyData + sizeof(effect_param_t) + voffset)); 1989 1990 } break; 1991 case EFFECT_CMD_SET_PARAM:{ 1992 1993 //ALOGV("\tReverb_command cmdCode Case: " 1994 // "EFFECT_CMD_SET_PARAM start"); 1995 //ALOGV("\tReverb_command EFFECT_CMD_SET_PARAM param %d, *replySize %d, value %d ", 1996 // *(int32_t *)((char *)pCmdData + sizeof(effect_param_t)), 1997 // *replySize, 1998 // *(int16_t *)((char *)pCmdData + sizeof(effect_param_t) + sizeof(int32_t))); 1999 2000 if (pCmdData == NULL || (cmdSize < (sizeof(effect_param_t) + sizeof(int32_t))) 2001 || pReplyData == NULL || *replySize != sizeof(int32_t)) { 2002 ALOGV("\tLVM_ERROR : Reverb_command cmdCode Case: " 2003 "EFFECT_CMD_SET_PARAM: ERROR"); 2004 return -EINVAL; 2005 } 2006 2007 effect_param_t *p = (effect_param_t *) pCmdData; 2008 2009 if (p->psize != sizeof(int32_t)){ 2010 ALOGV("\t4LVM_ERROR : Reverb_command cmdCode Case: " 2011 "EFFECT_CMD_SET_PARAM: ERROR, psize is not sizeof(int32_t)"); 2012 return -EINVAL; 2013 } 2014 2015 //ALOGV("\tn5Reverb_command cmdSize is %d\n" 2016 // "\tsizeof(effect_param_t) is %d\n" 2017 // "\tp->psize is %d\n" 2018 // "\tp->vsize is %d" 2019 // "\n", 2020 // cmdSize, sizeof(effect_param_t), p->psize, p->vsize ); 2021 2022 *(int *)pReplyData = android::Reverb_setParameter(pContext, 2023 (void *)p->data, 2024 p->data + p->psize); 2025 } break; 2026 2027 case EFFECT_CMD_ENABLE: 2028 //ALOGV("\tReverb_command cmdCode Case: " 2029 // "EFFECT_CMD_ENABLE start"); 2030 2031 if (pReplyData == NULL || *replySize != sizeof(int)){ 2032 ALOGV("\tLVM_ERROR : Reverb_command cmdCode Case: " 2033 "EFFECT_CMD_ENABLE: ERROR"); 2034 return -EINVAL; 2035 } 2036 if(pContext->bEnabled == LVM_TRUE){ 2037 ALOGV("\tLVM_ERROR : Reverb_command cmdCode Case: " 2038 "EFFECT_CMD_ENABLE: ERROR-Effect is already enabled"); 2039 return -EINVAL; 2040 } 2041 *(int *)pReplyData = 0; 2042 pContext->bEnabled = LVM_TRUE; 2043 /* Get the current settings */ 2044 LvmStatus = LVREV_GetControlParameters(pContext->hInstance, &ActiveParams); 2045 LVM_ERROR_CHECK(LvmStatus, "LVREV_GetControlParameters", "EFFECT_CMD_ENABLE") 2046 pContext->SamplesToExitCount = 2047 (ActiveParams.T60 * pContext->config.inputCfg.samplingRate)/1000; 2048 // force no volume ramp for first buffer processed after enabling the effect 2049 pContext->volumeMode = android::REVERB_VOLUME_FLAT; 2050 //ALOGV("\tEFFECT_CMD_ENABLE SamplesToExitCount = %d", pContext->SamplesToExitCount); 2051 break; 2052 case EFFECT_CMD_DISABLE: 2053 //ALOGV("\tReverb_command cmdCode Case: " 2054 // "EFFECT_CMD_DISABLE start"); 2055 2056 if (pReplyData == NULL || *replySize != sizeof(int)){ 2057 ALOGV("\tLVM_ERROR : Reverb_command cmdCode Case: " 2058 "EFFECT_CMD_DISABLE: ERROR"); 2059 return -EINVAL; 2060 } 2061 if(pContext->bEnabled == LVM_FALSE){ 2062 ALOGV("\tLVM_ERROR : Reverb_command cmdCode Case: " 2063 "EFFECT_CMD_DISABLE: ERROR-Effect is not yet enabled"); 2064 return -EINVAL; 2065 } 2066 *(int *)pReplyData = 0; 2067 pContext->bEnabled = LVM_FALSE; 2068 break; 2069 2070 case EFFECT_CMD_SET_VOLUME: 2071 if (pCmdData == NULL || 2072 cmdSize != 2 * sizeof(uint32_t)) { 2073 ALOGV("\tLVM_ERROR : Reverb_command cmdCode Case: " 2074 "EFFECT_CMD_SET_VOLUME: ERROR"); 2075 return -EINVAL; 2076 } 2077 2078 2079 if (pReplyData != NULL) { // we have volume control 2080 pContext->leftVolume = (LVM_INT16)((*(uint32_t *)pCmdData + (1 << 11)) >> 12); 2081 pContext->rightVolume = (LVM_INT16)((*((uint32_t *)pCmdData + 1) + (1 << 11)) >> 12); 2082 *(uint32_t *)pReplyData = (1 << 24); 2083 *((uint32_t *)pReplyData + 1) = (1 << 24); 2084 if (pContext->volumeMode == android::REVERB_VOLUME_OFF) { 2085 // force no volume ramp for first buffer processed after getting volume control 2086 pContext->volumeMode = android::REVERB_VOLUME_FLAT; 2087 } 2088 } else { // we don't have volume control 2089 pContext->leftVolume = REVERB_UNIT_VOLUME; 2090 pContext->rightVolume = REVERB_UNIT_VOLUME; 2091 pContext->volumeMode = android::REVERB_VOLUME_OFF; 2092 } 2093 ALOGV("EFFECT_CMD_SET_VOLUME left %d, right %d mode %d", 2094 pContext->leftVolume, pContext->rightVolume, pContext->volumeMode); 2095 break; 2096 2097 case EFFECT_CMD_SET_DEVICE: 2098 case EFFECT_CMD_SET_AUDIO_MODE: 2099 //ALOGV("\tReverb_command cmdCode Case: " 2100 // "EFFECT_CMD_SET_DEVICE/EFFECT_CMD_SET_VOLUME/EFFECT_CMD_SET_AUDIO_MODE start"); 2101 break; 2102 2103 default: 2104 ALOGV("\tLVM_ERROR : Reverb_command cmdCode Case: " 2105 "DEFAULT start %d ERROR",cmdCode); 2106 return -EINVAL; 2107 } 2108 2109 //ALOGV("\tReverb_command end\n\n"); 2110 return 0; 2111} /* end Reverb_command */ 2112 2113/* Effect Control Interface Implementation: get_descriptor */ 2114int Reverb_getDescriptor(effect_handle_t self, 2115 effect_descriptor_t *pDescriptor) 2116{ 2117 android::ReverbContext * pContext = (android::ReverbContext *)self; 2118 const effect_descriptor_t *desc; 2119 2120 if (pContext == NULL || pDescriptor == NULL) { 2121 ALOGV("Reverb_getDescriptor() invalid param"); 2122 return -EINVAL; 2123 } 2124 2125 if (pContext->auxiliary) { 2126 if (pContext->preset) { 2127 desc = &android::gAuxPresetReverbDescriptor; 2128 } else { 2129 desc = &android::gAuxEnvReverbDescriptor; 2130 } 2131 } else { 2132 if (pContext->preset) { 2133 desc = &android::gInsertPresetReverbDescriptor; 2134 } else { 2135 desc = &android::gInsertEnvReverbDescriptor; 2136 } 2137 } 2138 2139 *pDescriptor = *desc; 2140 2141 return 0; 2142} /* end Reverb_getDescriptor */ 2143 2144// effect_handle_t interface implementation for Reverb effect 2145const struct effect_interface_s gReverbInterface = { 2146 Reverb_process, 2147 Reverb_command, 2148 Reverb_getDescriptor, 2149 NULL, 2150}; /* end gReverbInterface */ 2151 2152// This is the only symbol that needs to be exported 2153__attribute__ ((visibility ("default"))) 2154audio_effect_library_t AUDIO_EFFECT_LIBRARY_INFO_SYM = { 2155 .tag = AUDIO_EFFECT_LIBRARY_TAG, 2156 .version = EFFECT_LIBRARY_API_VERSION, 2157 .name = "Reverb Library", 2158 .implementor = "NXP Software Ltd.", 2159 .create_effect = android::EffectCreate, 2160 .release_effect = android::EffectRelease, 2161 .get_descriptor = android::EffectGetDescriptor, 2162}; 2163 2164} 2165