1948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent/* 2948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent** 3948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent** Copyright 2010, The Android Open Source Project 4948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent** 5948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent** Licensed under the Apache License, Version 2.0 (the "License"); 6948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent** you may not use this file except in compliance with the License. 7948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent** You may obtain a copy of the License at 8948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent** 9948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent** http://www.apache.org/licenses/LICENSE-2.0 10948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent** 11948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent** Unless required by applicable law or agreed to in writing, software 12948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent** distributed under the License is distributed on an "AS IS" BASIS, 13948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent** See the License for the specific language governing permissions and 15948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent** limitations under the License. 16948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent*/ 17948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 18948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 19948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent//#define LOG_NDEBUG 0 20948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent#define LOG_TAG "AudioEffect" 21948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 22948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent#include <stdint.h> 23948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent#include <sys/types.h> 24948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent#include <limits.h> 25948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 26948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent#include <private/media/AudioEffectShared.h> 27948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent#include <media/AudioEffect.h> 28948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 29948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent#include <utils/Log.h> 30948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent#include <binder/IPCThreadState.h> 31948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 32948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 33948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 34948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurentnamespace android { 35948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 36948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent// --------------------------------------------------------------------------- 37948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 38948235c06ed0d49190b2f49d9299b473c4dd61a9Eric LaurentAudioEffect::AudioEffect() 39948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent : mStatus(NO_INIT) 40948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent{ 41948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent} 42948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 43948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 44948235c06ed0d49190b2f49d9299b473c4dd61a9Eric LaurentAudioEffect::AudioEffect(const effect_uuid_t *type, 45948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent const effect_uuid_t *uuid, 46948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent int32_t priority, 47948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent effect_callback_t cbf, 48948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent void* user, 49948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent int sessionId, 50464d5b3da21c84ba13dc69c611d40f6bed49badbEric Laurent audio_io_handle_t io 51948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent ) 52948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent : mStatus(NO_INIT) 53948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent{ 54464d5b3da21c84ba13dc69c611d40f6bed49badbEric Laurent mStatus = set(type, uuid, priority, cbf, user, sessionId, io); 55948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent} 56948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 57948235c06ed0d49190b2f49d9299b473c4dd61a9Eric LaurentAudioEffect::AudioEffect(const char *typeStr, 58948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent const char *uuidStr, 59948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent int32_t priority, 60948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent effect_callback_t cbf, 61948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent void* user, 62948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent int sessionId, 63464d5b3da21c84ba13dc69c611d40f6bed49badbEric Laurent audio_io_handle_t io 64948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent ) 65948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent : mStatus(NO_INIT) 66948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent{ 67948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent effect_uuid_t type; 68948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent effect_uuid_t *pType = NULL; 69948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent effect_uuid_t uuid; 70948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent effect_uuid_t *pUuid = NULL; 71948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 72948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent LOGV("Constructor string\n - type: %s\n - uuid: %s", typeStr, uuidStr); 73948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 74948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent if (typeStr != NULL) { 75948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent if (stringToGuid(typeStr, &type) == NO_ERROR) { 76948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent pType = &type; 77948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent } 78948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent } 79948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 80948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent if (uuidStr != NULL) { 81948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent if (stringToGuid(uuidStr, &uuid) == NO_ERROR) { 82948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent pUuid = &uuid; 83948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent } 84948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent } 85948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 86464d5b3da21c84ba13dc69c611d40f6bed49badbEric Laurent mStatus = set(pType, pUuid, priority, cbf, user, sessionId, io); 87948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent} 88948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 89948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurentstatus_t AudioEffect::set(const effect_uuid_t *type, 90948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent const effect_uuid_t *uuid, 91948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent int32_t priority, 92948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent effect_callback_t cbf, 93948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent void* user, 94948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent int sessionId, 95464d5b3da21c84ba13dc69c611d40f6bed49badbEric Laurent audio_io_handle_t io) 96948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent{ 97948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent sp<IEffect> iEffect; 98948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent sp<IMemory> cblk; 99948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent int enabled; 100948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 101464d5b3da21c84ba13dc69c611d40f6bed49badbEric Laurent LOGV("set %p mUserData: %p uuid: %p timeLow %08x", this, user, type, type ? type->timeLow : 0); 102948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 103948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent if (mIEffect != 0) { 104948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent LOGW("Effect already in use"); 105948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent return INVALID_OPERATION; 106948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent } 107948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 108948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent const sp<IAudioFlinger>& audioFlinger = AudioSystem::get_audio_flinger(); 109948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent if (audioFlinger == 0) { 110948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent LOGE("set(): Could not get audioflinger"); 111948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent return NO_INIT; 112948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent } 113948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 114948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent if (type == NULL && uuid == NULL) { 115948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent LOGW("Must specify at least type or uuid"); 116948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent return BAD_VALUE; 117948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent } 118948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 119948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent mPriority = priority; 120948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent mCbf = cbf; 121948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent mUserData = user; 122948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent mSessionId = sessionId; 123948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 124948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent memset(&mDescriptor, 0, sizeof(effect_descriptor_t)); 125948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent memcpy(&mDescriptor.type, EFFECT_UUID_NULL, sizeof(effect_uuid_t)); 126948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent memcpy(&mDescriptor.uuid, EFFECT_UUID_NULL, sizeof(effect_uuid_t)); 127948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 128948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent if (type != NULL) { 129948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent memcpy(&mDescriptor.type, type, sizeof(effect_uuid_t)); 130948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent } 131948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent if (uuid != NULL) { 132948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent memcpy(&mDescriptor.uuid, uuid, sizeof(effect_uuid_t)); 133948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent } 134948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 135948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent mIEffectClient = new EffectClient(this); 136948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 137948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent iEffect = audioFlinger->createEffect(getpid(), (effect_descriptor_t *)&mDescriptor, 138464d5b3da21c84ba13dc69c611d40f6bed49badbEric Laurent mIEffectClient, priority, io, mSessionId, &mStatus, &mId, &enabled); 139948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 140948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent if (iEffect == 0 || (mStatus != NO_ERROR && mStatus != ALREADY_EXISTS)) { 141948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent LOGE("set(): AudioFlinger could not create effect, status: %d", mStatus); 142948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent return mStatus; 143948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent } 144948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 145948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent mEnabled = (volatile int32_t)enabled; 146948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 147948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent mIEffect = iEffect; 148948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent cblk = iEffect->getCblk(); 149948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent if (cblk == 0) { 150948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent mStatus = NO_INIT; 151948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent LOGE("Could not get control block"); 152948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent return mStatus; 153948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent } 154948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 155948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent mIEffect = iEffect; 156948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent mCblkMemory = cblk; 157948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent mCblk = static_cast<effect_param_cblk_t*>(cblk->pointer()); 158948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent int bufOffset = ((sizeof(effect_param_cblk_t) - 1) / sizeof(int) + 1) * sizeof(int); 159948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent mCblk->buffer = (uint8_t *)mCblk + bufOffset; 160948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 161948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent iEffect->asBinder()->linkToDeath(mIEffectClient); 162948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent LOGV("set() %p OK effect: %s id: %d status %d enabled %d, ", this, mDescriptor.name, mId, mStatus, mEnabled); 163948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 164948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent return mStatus; 165948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent} 166948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 167948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 168948235c06ed0d49190b2f49d9299b473c4dd61a9Eric LaurentAudioEffect::~AudioEffect() 169948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent{ 170948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent LOGV("Destructor %p", this); 171948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 172948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent if (mStatus == NO_ERROR || mStatus == ALREADY_EXISTS) { 173948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent if (mIEffect != NULL) { 174948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent mIEffect->disconnect(); 175948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent mIEffect->asBinder()->unlinkToDeath(mIEffectClient); 176948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent } 177948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent IPCThreadState::self()->flushCommands(); 178948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent } 179948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent mIEffect.clear(); 180948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent mIEffectClient.clear(); 181948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent mCblkMemory.clear(); 182948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent} 183948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 184948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 185948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurentstatus_t AudioEffect::initCheck() const 186948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent{ 187948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent return mStatus; 188948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent} 189948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 190948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent// ------------------------------------------------------------------------- 191948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 192948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurenteffect_descriptor_t AudioEffect::descriptor() const 193948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent{ 194948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent return mDescriptor; 195948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent} 196948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 197df9b81ced437b11f8a3fcf4ba3ea6af703d121e2Eric Laurentbool AudioEffect::getEnabled() const 198948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent{ 199948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent return (mEnabled != 0); 200948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent} 201948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 202df9b81ced437b11f8a3fcf4ba3ea6af703d121e2Eric Laurentstatus_t AudioEffect::setEnabled(bool enabled) 203948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent{ 204948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent if (mStatus != NO_ERROR) { 205948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent return INVALID_OPERATION; 206948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent } 207948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 208f3d6dd0782e3135885efdc26cb86cf0bf811749fEric Laurent status_t status = NO_ERROR; 209f3d6dd0782e3135885efdc26cb86cf0bf811749fEric Laurent 210f3d6dd0782e3135885efdc26cb86cf0bf811749fEric Laurent AutoMutex lock(mLock); 211f3d6dd0782e3135885efdc26cb86cf0bf811749fEric Laurent if (enabled != mEnabled) { 212f3d6dd0782e3135885efdc26cb86cf0bf811749fEric Laurent if (enabled) { 213f3d6dd0782e3135885efdc26cb86cf0bf811749fEric Laurent LOGV("enable %p", this); 214f3d6dd0782e3135885efdc26cb86cf0bf811749fEric Laurent status = mIEffect->enable(); 215f3d6dd0782e3135885efdc26cb86cf0bf811749fEric Laurent } else { 216f3d6dd0782e3135885efdc26cb86cf0bf811749fEric Laurent LOGV("disable %p", this); 217f3d6dd0782e3135885efdc26cb86cf0bf811749fEric Laurent status = mIEffect->disable(); 218df9b81ced437b11f8a3fcf4ba3ea6af703d121e2Eric Laurent } 219f3d6dd0782e3135885efdc26cb86cf0bf811749fEric Laurent if (status == NO_ERROR) { 220f3d6dd0782e3135885efdc26cb86cf0bf811749fEric Laurent mEnabled = enabled; 221df9b81ced437b11f8a3fcf4ba3ea6af703d121e2Eric Laurent } 222948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent } 223f3d6dd0782e3135885efdc26cb86cf0bf811749fEric Laurent return status; 224948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent} 225948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 226a4c72acfbc6c06588dd26cf41e67a834fc0a54f9Eric Laurentstatus_t AudioEffect::command(uint32_t cmdCode, 227a4c72acfbc6c06588dd26cf41e67a834fc0a54f9Eric Laurent uint32_t cmdSize, 228a4c72acfbc6c06588dd26cf41e67a834fc0a54f9Eric Laurent void *cmdData, 229a4c72acfbc6c06588dd26cf41e67a834fc0a54f9Eric Laurent uint32_t *replySize, 230a4c72acfbc6c06588dd26cf41e67a834fc0a54f9Eric Laurent void *replyData) 231948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent{ 232948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent if (mStatus != NO_ERROR && mStatus != ALREADY_EXISTS) { 2334d3fb50782acefbcff29801629a79d78ffd4e332Eric Laurent LOGV("command() bad status %d", mStatus); 234948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent return INVALID_OPERATION; 235948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent } 236948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 237f3d6dd0782e3135885efdc26cb86cf0bf811749fEric Laurent if (cmdCode == EFFECT_CMD_ENABLE || cmdCode == EFFECT_CMD_DISABLE) { 238f3d6dd0782e3135885efdc26cb86cf0bf811749fEric Laurent if (mEnabled == (cmdCode == EFFECT_CMD_ENABLE)) { 239f3d6dd0782e3135885efdc26cb86cf0bf811749fEric Laurent return NO_ERROR; 240f3d6dd0782e3135885efdc26cb86cf0bf811749fEric Laurent } 241f3d6dd0782e3135885efdc26cb86cf0bf811749fEric Laurent if (replySize == NULL || *replySize != sizeof(status_t) || replyData == NULL) { 242f3d6dd0782e3135885efdc26cb86cf0bf811749fEric Laurent return BAD_VALUE; 243f3d6dd0782e3135885efdc26cb86cf0bf811749fEric Laurent } 244f3d6dd0782e3135885efdc26cb86cf0bf811749fEric Laurent mLock.lock(); 2452a6b80bc65c4782b5a7168b300e1dc5ec9f617eeEric Laurent } 2464d3fb50782acefbcff29801629a79d78ffd4e332Eric Laurent 2474d3fb50782acefbcff29801629a79d78ffd4e332Eric Laurent status_t status = mIEffect->command(cmdCode, cmdSize, cmdData, replySize, replyData); 2482a6b80bc65c4782b5a7168b300e1dc5ec9f617eeEric Laurent 2494d3fb50782acefbcff29801629a79d78ffd4e332Eric Laurent if (cmdCode == EFFECT_CMD_ENABLE || cmdCode == EFFECT_CMD_DISABLE) { 250f3d6dd0782e3135885efdc26cb86cf0bf811749fEric Laurent if (status == NO_ERROR) { 251f3d6dd0782e3135885efdc26cb86cf0bf811749fEric Laurent status = *(status_t *)replyData; 2524d3fb50782acefbcff29801629a79d78ffd4e332Eric Laurent } 253f3d6dd0782e3135885efdc26cb86cf0bf811749fEric Laurent if (status == NO_ERROR) { 254f3d6dd0782e3135885efdc26cb86cf0bf811749fEric Laurent mEnabled = (cmdCode == EFFECT_CMD_ENABLE); 2554d3fb50782acefbcff29801629a79d78ffd4e332Eric Laurent } 256f3d6dd0782e3135885efdc26cb86cf0bf811749fEric Laurent mLock.unlock(); 2572a6b80bc65c4782b5a7168b300e1dc5ec9f617eeEric Laurent } 2584d3fb50782acefbcff29801629a79d78ffd4e332Eric Laurent 2592a6b80bc65c4782b5a7168b300e1dc5ec9f617eeEric Laurent return status; 260948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent} 261948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 262948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 263948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurentstatus_t AudioEffect::setParameter(effect_param_t *param) 264948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent{ 265948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent if (mStatus != NO_ERROR) { 266948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent return INVALID_OPERATION; 267948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent } 268948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 269948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent if (param == NULL || param->psize == 0 || param->vsize == 0) { 270948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent return BAD_VALUE; 271948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent } 272948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 273a4c72acfbc6c06588dd26cf41e67a834fc0a54f9Eric Laurent uint32_t size = sizeof(int); 274a4c72acfbc6c06588dd26cf41e67a834fc0a54f9Eric Laurent uint32_t psize = ((param->psize - 1) / sizeof(int) + 1) * sizeof(int) + param->vsize; 275948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 276948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent LOGV("setParameter: param: %d, param2: %d", *(int *)param->data, (param->psize == 8) ? *((int *)param->data + 1): -1); 277948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 278948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent return mIEffect->command(EFFECT_CMD_SET_PARAM, sizeof (effect_param_t) + psize, param, &size, ¶m->status); 279948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent} 280948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 281948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurentstatus_t AudioEffect::setParameterDeferred(effect_param_t *param) 282948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent{ 283948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent if (mStatus != NO_ERROR) { 284948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent return INVALID_OPERATION; 285948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent } 286948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 287948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent if (param == NULL || param->psize == 0 || param->vsize == 0) { 288948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent return BAD_VALUE; 289948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent } 290948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 291948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent Mutex::Autolock _l(mCblk->lock); 292948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 293948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent int psize = ((param->psize - 1) / sizeof(int) + 1) * sizeof(int) + param->vsize; 294948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent int size = ((sizeof(effect_param_t) + psize - 1) / sizeof(int) + 1) * sizeof(int); 295948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 296948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent if (mCblk->clientIndex + size > EFFECT_PARAM_BUFFER_SIZE) { 297948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent return NO_MEMORY; 298948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent } 299948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent int *p = (int *)(mCblk->buffer + mCblk->clientIndex); 300948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent *p++ = size; 301948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent memcpy(p, param, sizeof(effect_param_t) + psize); 302948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent mCblk->clientIndex += size; 303948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 304948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent return NO_ERROR; 305948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent} 306948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 307948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurentstatus_t AudioEffect::setParameterCommit() 308948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent{ 309948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent if (mStatus != NO_ERROR) { 310948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent return INVALID_OPERATION; 311948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent } 312948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 313948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent Mutex::Autolock _l(mCblk->lock); 314948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent if (mCblk->clientIndex == 0) { 315948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent return INVALID_OPERATION; 316948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent } 317a4c72acfbc6c06588dd26cf41e67a834fc0a54f9Eric Laurent uint32_t size = 0; 318948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent return mIEffect->command(EFFECT_CMD_SET_PARAM_COMMIT, 0, NULL, &size, NULL); 319948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent} 320948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 321948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurentstatus_t AudioEffect::getParameter(effect_param_t *param) 322948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent{ 323948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent if (mStatus != NO_ERROR && mStatus != ALREADY_EXISTS) { 324948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent return INVALID_OPERATION; 325948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent } 326948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 327948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent if (param == NULL || param->psize == 0 || param->vsize == 0) { 328948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent return BAD_VALUE; 329948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent } 330948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 331948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent LOGV("getParameter: param: %d, param2: %d", *(int *)param->data, (param->psize == 8) ? *((int *)param->data + 1): -1); 332948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 333a4c72acfbc6c06588dd26cf41e67a834fc0a54f9Eric Laurent uint32_t psize = sizeof(effect_param_t) + ((param->psize - 1) / sizeof(int) + 1) * sizeof(int) + param->vsize; 334948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 335948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent return mIEffect->command(EFFECT_CMD_GET_PARAM, sizeof(effect_param_t) + param->psize, param, &psize, param); 336948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent} 337948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 338948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 339948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent// ------------------------------------------------------------------------- 340948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 341948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurentvoid AudioEffect::binderDied() 342948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent{ 343948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent LOGW("IEffect died"); 344948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent mStatus = NO_INIT; 345948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent if (mCbf) { 346948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent status_t status = DEAD_OBJECT; 347948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent mCbf(EVENT_ERROR, mUserData, &status); 348948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent } 349948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent mIEffect.clear(); 350948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent} 351948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 352948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent// ------------------------------------------------------------------------- 353948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 354948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurentvoid AudioEffect::controlStatusChanged(bool controlGranted) 355948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent{ 356948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent LOGV("controlStatusChanged %p control %d callback %p mUserData %p", this, controlGranted, mCbf, mUserData); 357948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent if (controlGranted) { 358948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent if (mStatus == ALREADY_EXISTS) { 359948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent mStatus = NO_ERROR; 360948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent } 361948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent } else { 362948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent if (mStatus == NO_ERROR) { 363948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent mStatus = ALREADY_EXISTS; 364948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent } 365948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent } 366948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent if (mCbf) { 367948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent mCbf(EVENT_CONTROL_STATUS_CHANGED, mUserData, &controlGranted); 368948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent } 369948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent} 370948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 371948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurentvoid AudioEffect::enableStatusChanged(bool enabled) 372948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent{ 373df9b81ced437b11f8a3fcf4ba3ea6af703d121e2Eric Laurent LOGV("enableStatusChanged %p enabled %d mCbf %p", this, enabled, mCbf); 374948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent if (mStatus == ALREADY_EXISTS) { 375f3d6dd0782e3135885efdc26cb86cf0bf811749fEric Laurent mEnabled = enabled; 376948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent if (mCbf) { 377948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent mCbf(EVENT_ENABLE_STATUS_CHANGED, mUserData, &enabled); 378948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent } 379948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent } 380948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent} 381948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 382a4c72acfbc6c06588dd26cf41e67a834fc0a54f9Eric Laurentvoid AudioEffect::commandExecuted(uint32_t cmdCode, 383a4c72acfbc6c06588dd26cf41e67a834fc0a54f9Eric Laurent uint32_t cmdSize, 384a4c72acfbc6c06588dd26cf41e67a834fc0a54f9Eric Laurent void *cmdData, 385a4c72acfbc6c06588dd26cf41e67a834fc0a54f9Eric Laurent uint32_t replySize, 386a4c72acfbc6c06588dd26cf41e67a834fc0a54f9Eric Laurent void *replyData) 387948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent{ 388948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent if (cmdData == NULL || replyData == NULL) { 389948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent return; 390948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent } 391948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 392948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent if (mCbf && cmdCode == EFFECT_CMD_SET_PARAM) { 393948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent effect_param_t *cmd = (effect_param_t *)cmdData; 394948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent cmd->status = *(int32_t *)replyData; 395948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent mCbf(EVENT_PARAMETER_CHANGED, mUserData, cmd); 396948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent } 397948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent} 398948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 399948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent// ------------------------------------------------------------------------- 400948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 401948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurentstatus_t AudioEffect::queryNumberEffects(uint32_t *numEffects) 402948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent{ 403948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger(); 404948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent if (af == 0) return PERMISSION_DENIED; 405948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent return af->queryNumberEffects(numEffects); 406948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent} 407948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 40853334cdb81bab4a4dfd0a41d2ef50709015a36c8Eric Laurentstatus_t AudioEffect::queryEffect(uint32_t index, effect_descriptor_t *descriptor) 409948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent{ 410948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger(); 411948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent if (af == 0) return PERMISSION_DENIED; 41253334cdb81bab4a4dfd0a41d2ef50709015a36c8Eric Laurent return af->queryEffect(index, descriptor); 413948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent} 414948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 415948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurentstatus_t AudioEffect::getEffectDescriptor(effect_uuid_t *uuid, effect_descriptor_t *descriptor) 416948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent{ 417948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger(); 418948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent if (af == 0) return PERMISSION_DENIED; 419948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent return af->getEffectDescriptor(uuid, descriptor); 420948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent} 421948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 4220f7f4ece1b6b73caf608d533d833a8cdc11c8131Eric Laurent 4230f7f4ece1b6b73caf608d533d833a8cdc11c8131Eric Laurentstatus_t AudioEffect::queryDefaultPreProcessing(int audioSession, 4240f7f4ece1b6b73caf608d533d833a8cdc11c8131Eric Laurent effect_descriptor_t *descriptors, 4250f7f4ece1b6b73caf608d533d833a8cdc11c8131Eric Laurent uint32_t *count) 4260f7f4ece1b6b73caf608d533d833a8cdc11c8131Eric Laurent{ 4270f7f4ece1b6b73caf608d533d833a8cdc11c8131Eric Laurent const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service(); 4280f7f4ece1b6b73caf608d533d833a8cdc11c8131Eric Laurent if (aps == 0) return PERMISSION_DENIED; 4290f7f4ece1b6b73caf608d533d833a8cdc11c8131Eric Laurent return aps->queryDefaultPreProcessing(audioSession, descriptors, count); 4300f7f4ece1b6b73caf608d533d833a8cdc11c8131Eric Laurent} 431948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent// ------------------------------------------------------------------------- 432948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 433948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurentstatus_t AudioEffect::stringToGuid(const char *str, effect_uuid_t *guid) 434948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent{ 435948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent if (str == NULL || guid == NULL) { 436948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent return BAD_VALUE; 437948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent } 438948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 439948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent int tmp[10]; 440948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 441948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent if (sscanf(str, "%08x-%04x-%04x-%04x-%02x%02x%02x%02x%02x%02x", 442948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent tmp, tmp+1, tmp+2, tmp+3, tmp+4, tmp+5, tmp+6, tmp+7, tmp+8, tmp+9) < 10) { 443948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent return BAD_VALUE; 444948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent } 445948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent guid->timeLow = (uint32_t)tmp[0]; 446948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent guid->timeMid = (uint16_t)tmp[1]; 447948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent guid->timeHiAndVersion = (uint16_t)tmp[2]; 448948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent guid->clockSeq = (uint16_t)tmp[3]; 449948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent guid->node[0] = (uint8_t)tmp[4]; 450948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent guid->node[1] = (uint8_t)tmp[5]; 451948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent guid->node[2] = (uint8_t)tmp[6]; 452948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent guid->node[3] = (uint8_t)tmp[7]; 453948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent guid->node[4] = (uint8_t)tmp[8]; 454948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent guid->node[5] = (uint8_t)tmp[9]; 455948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 456948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent return NO_ERROR; 457948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent} 458948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 459948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurentstatus_t AudioEffect::guidToString(const effect_uuid_t *guid, char *str, size_t maxLen) 460948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent{ 461948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent if (guid == NULL || str == NULL) { 462948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent return BAD_VALUE; 463948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent } 464948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 465948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent snprintf(str, maxLen, "%08x-%04x-%04x-%04x-%02x%02x%02x%02x%02x%02x", 466948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent guid->timeLow, 467948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent guid->timeMid, 468948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent guid->timeHiAndVersion, 469948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent guid->clockSeq, 470948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent guid->node[0], 471948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent guid->node[1], 472948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent guid->node[2], 473948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent guid->node[3], 474948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent guid->node[4], 475948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent guid->node[5]); 476948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 477948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent return NO_ERROR; 478948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent} 479948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 480948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 481948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent}; // namespace android 482948235c06ed0d49190b2f49d9299b473c4dd61a9Eric Laurent 483