AudioEffect.cpp revision be71aa29a3c86d2e01cd17839d2a72ab09a1bce5
1801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent/* 2801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent** 3801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent** Copyright 2010, The Android Open Source Project 4801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent** 5801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent** Licensed under the Apache License, Version 2.0 (the "License"); 6801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent** you may not use this file except in compliance with the License. 7801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent** You may obtain a copy of the License at 8801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent** 9801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent** http://www.apache.org/licenses/LICENSE-2.0 10801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent** 11801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent** Unless required by applicable law or agreed to in writing, software 12801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent** distributed under the License is distributed on an "AS IS" BASIS, 13801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent** See the License for the specific language governing permissions and 15801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent** limitations under the License. 16801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent*/ 17801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 18801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 19801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent//#define LOG_NDEBUG 0 20801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent#define LOG_TAG "AudioEffect" 21801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 22801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent#include <stdint.h> 23801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent#include <sys/types.h> 24801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent#include <limits.h> 25801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 26801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent#include <private/media/AudioEffectShared.h> 27801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent#include <media/AudioEffect.h> 28801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 29801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent#include <utils/Log.h> 30801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent#include <binder/IPCThreadState.h> 31801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 32801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 33801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 34801a1186eb1d2ce195b15222701865932e08f3dcEric Laurentnamespace android { 35801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 36801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent// --------------------------------------------------------------------------- 37801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 38be71aa29a3c86d2e01cd17839d2a72ab09a1bce5Svet GanovAudioEffect::AudioEffect(const String16& opPackageName) 39be71aa29a3c86d2e01cd17839d2a72ab09a1bce5Svet Ganov : mStatus(NO_INIT), mOpPackageName(opPackageName) 40801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent{ 41801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent} 42801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 43801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 44801a1186eb1d2ce195b15222701865932e08f3dcEric LaurentAudioEffect::AudioEffect(const effect_uuid_t *type, 45be71aa29a3c86d2e01cd17839d2a72ab09a1bce5Svet Ganov const String16& opPackageName, 46801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent const effect_uuid_t *uuid, 47801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent int32_t priority, 48801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent effect_callback_t cbf, 49801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent void* user, 50801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent int sessionId, 517c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent audio_io_handle_t io 52801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent ) 53be71aa29a3c86d2e01cd17839d2a72ab09a1bce5Svet Ganov : mStatus(NO_INIT), mOpPackageName(opPackageName) 54801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent{ 557c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent mStatus = set(type, uuid, priority, cbf, user, sessionId, io); 56801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent} 57801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 58801a1186eb1d2ce195b15222701865932e08f3dcEric LaurentAudioEffect::AudioEffect(const char *typeStr, 59be71aa29a3c86d2e01cd17839d2a72ab09a1bce5Svet Ganov const String16& opPackageName, 60801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent const char *uuidStr, 61801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent int32_t priority, 62801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent effect_callback_t cbf, 63801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent void* user, 64801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent int sessionId, 657c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent audio_io_handle_t io 66801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent ) 67be71aa29a3c86d2e01cd17839d2a72ab09a1bce5Svet Ganov : mStatus(NO_INIT), mOpPackageName(opPackageName) 68801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent{ 69801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent effect_uuid_t type; 70801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent effect_uuid_t *pType = NULL; 71801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent effect_uuid_t uuid; 72801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent effect_uuid_t *pUuid = NULL; 73801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 743856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("Constructor string\n - type: %s\n - uuid: %s", typeStr, uuidStr); 75801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 76801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent if (typeStr != NULL) { 77801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent if (stringToGuid(typeStr, &type) == NO_ERROR) { 78801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent pType = &type; 79801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent } 80801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent } 81801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 82801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent if (uuidStr != NULL) { 83801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent if (stringToGuid(uuidStr, &uuid) == NO_ERROR) { 84801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent pUuid = &uuid; 85801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent } 86801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent } 87801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 887c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent mStatus = set(pType, pUuid, priority, cbf, user, sessionId, io); 89801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent} 90801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 91801a1186eb1d2ce195b15222701865932e08f3dcEric Laurentstatus_t AudioEffect::set(const effect_uuid_t *type, 92801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent const effect_uuid_t *uuid, 93801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent int32_t priority, 94801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent effect_callback_t cbf, 95801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent void* user, 96801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent int sessionId, 977c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent audio_io_handle_t io) 98801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent{ 99801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent sp<IEffect> iEffect; 100801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent sp<IMemory> cblk; 101801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent int enabled; 102801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 1033856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("set %p mUserData: %p uuid: %p timeLow %08x", this, user, type, type ? type->timeLow : 0); 104801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 105801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent if (mIEffect != 0) { 1065ff1dd576bb93c45b44088a51544a18fc43ebf58Steve Block ALOGW("Effect already in use"); 107801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent return INVALID_OPERATION; 108801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent } 109801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 110801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent const sp<IAudioFlinger>& audioFlinger = AudioSystem::get_audio_flinger(); 111801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent if (audioFlinger == 0) { 11229357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("set(): Could not get audioflinger"); 113801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent return NO_INIT; 114801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent } 115801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 116801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent if (type == NULL && uuid == NULL) { 1175ff1dd576bb93c45b44088a51544a18fc43ebf58Steve Block ALOGW("Must specify at least type or uuid"); 118801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent return BAD_VALUE; 119801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent } 120801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 121801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent mPriority = priority; 122801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent mCbf = cbf; 123801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent mUserData = user; 124801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent mSessionId = sessionId; 125801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 126801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent memset(&mDescriptor, 0, sizeof(effect_descriptor_t)); 127a189a6883ee55cf62da1d7bf5bf5a8ab501938a4Glenn Kasten mDescriptor.type = *(type != NULL ? type : EFFECT_UUID_NULL); 128a189a6883ee55cf62da1d7bf5bf5a8ab501938a4Glenn Kasten mDescriptor.uuid = *(uuid != NULL ? uuid : EFFECT_UUID_NULL); 129801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 130801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent mIEffectClient = new EffectClient(this); 131801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 1328d6cc842e8d525405c68e57fdf3bc5da0b4d7e87Glenn Kasten iEffect = audioFlinger->createEffect((effect_descriptor_t *)&mDescriptor, 133be71aa29a3c86d2e01cd17839d2a72ab09a1bce5Svet Ganov mIEffectClient, priority, io, mSessionId, mOpPackageName, &mStatus, &mId, &enabled); 134801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 135801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent if (iEffect == 0 || (mStatus != NO_ERROR && mStatus != ALREADY_EXISTS)) { 13629357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("set(): AudioFlinger could not create effect, status: %d", mStatus); 137801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent return mStatus; 138801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent } 139801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 140801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent mEnabled = (volatile int32_t)enabled; 141801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 142801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent mIEffect = iEffect; 143801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent cblk = iEffect->getCblk(); 144801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent if (cblk == 0) { 145801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent mStatus = NO_INIT; 14629357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("Could not get control block"); 147801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent return mStatus; 148801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent } 149801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 150801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent mCblkMemory = cblk; 151801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent mCblk = static_cast<effect_param_cblk_t*>(cblk->pointer()); 152801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent int bufOffset = ((sizeof(effect_param_cblk_t) - 1) / sizeof(int) + 1) * sizeof(int); 153801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent mCblk->buffer = (uint8_t *)mCblk + bufOffset; 154801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 15506b46062d2f8bc82ca3061a23d197734ae51918bMarco Nelissen IInterface::asBinder(iEffect)->linkToDeath(mIEffectClient); 156a0fd9ca66a68baefd9d76800fd66823fd654ef45Jean-Michel Trivi mClientPid = IPCThreadState::self()->getCallingPid(); 157a0fd9ca66a68baefd9d76800fd66823fd654ef45Jean-Michel Trivi ALOGV("set() %p OK effect: %s id: %d status %d enabled %d pid %d", this, mDescriptor.name, mId, 158a0fd9ca66a68baefd9d76800fd66823fd654ef45Jean-Michel Trivi mStatus, mEnabled, mClientPid); 159a0fd9ca66a68baefd9d76800fd66823fd654ef45Jean-Michel Trivi 160a0fd9ca66a68baefd9d76800fd66823fd654ef45Jean-Michel Trivi if (mSessionId > AUDIO_SESSION_OUTPUT_MIX) { 161a0fd9ca66a68baefd9d76800fd66823fd654ef45Jean-Michel Trivi AudioSystem::acquireAudioSessionId(mSessionId, mClientPid); 162a0fd9ca66a68baefd9d76800fd66823fd654ef45Jean-Michel Trivi } 163801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 164801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent return mStatus; 165801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent} 166801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 167801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 168801a1186eb1d2ce195b15222701865932e08f3dcEric LaurentAudioEffect::~AudioEffect() 169801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent{ 1703856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("Destructor %p", this); 171801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 172801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent if (mStatus == NO_ERROR || mStatus == ALREADY_EXISTS) { 173a0fd9ca66a68baefd9d76800fd66823fd654ef45Jean-Michel Trivi if (mSessionId > AUDIO_SESSION_OUTPUT_MIX) { 174a0fd9ca66a68baefd9d76800fd66823fd654ef45Jean-Michel Trivi AudioSystem::releaseAudioSessionId(mSessionId, mClientPid); 175a0fd9ca66a68baefd9d76800fd66823fd654ef45Jean-Michel Trivi } 176801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent if (mIEffect != NULL) { 177801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent mIEffect->disconnect(); 17806b46062d2f8bc82ca3061a23d197734ae51918bMarco Nelissen IInterface::asBinder(mIEffect)->unlinkToDeath(mIEffectClient); 179801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent } 180e53b9ead781c36e96d6b6f012ddffc93a3d80f0dGlenn Kasten IPCThreadState::self()->flushCommands(); 181801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent } 182801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent mIEffect.clear(); 183801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent mIEffectClient.clear(); 184801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent mCblkMemory.clear(); 185801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent} 186801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 187801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 188801a1186eb1d2ce195b15222701865932e08f3dcEric Laurentstatus_t AudioEffect::initCheck() const 189801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent{ 190801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent return mStatus; 191801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent} 192801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 193801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent// ------------------------------------------------------------------------- 194801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 195801a1186eb1d2ce195b15222701865932e08f3dcEric Laurenteffect_descriptor_t AudioEffect::descriptor() const 196801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent{ 197801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent return mDescriptor; 198801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent} 199801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 200da7581b7b61b84f15e8d671c86fd117c322b009eEric Laurentbool AudioEffect::getEnabled() const 201801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent{ 202801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent return (mEnabled != 0); 203801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent} 204801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 205da7581b7b61b84f15e8d671c86fd117c322b009eEric Laurentstatus_t AudioEffect::setEnabled(bool enabled) 206801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent{ 207801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent if (mStatus != NO_ERROR) { 208f063b49e95c28d63a58215ebda892a5fee4204ccGlenn Kasten return (mStatus == ALREADY_EXISTS) ? (status_t) INVALID_OPERATION : mStatus; 209801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent } 210801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 211f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent status_t status = NO_ERROR; 212f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent 213f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent AutoMutex lock(mLock); 214f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent if (enabled != mEnabled) { 215f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent if (enabled) { 2163856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("enable %p", this); 217f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent status = mIEffect->enable(); 218f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent } else { 2193856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("disable %p", this); 220f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent status = mIEffect->disable(); 221da7581b7b61b84f15e8d671c86fd117c322b009eEric Laurent } 222f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent if (status == NO_ERROR) { 223f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent mEnabled = enabled; 224da7581b7b61b84f15e8d671c86fd117c322b009eEric Laurent } 225801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent } 226f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent return status; 227801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent} 228801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 22925f4395b932fa9859a6e91ba77c5d20d009da64aEric Laurentstatus_t AudioEffect::command(uint32_t cmdCode, 23025f4395b932fa9859a6e91ba77c5d20d009da64aEric Laurent uint32_t cmdSize, 23125f4395b932fa9859a6e91ba77c5d20d009da64aEric Laurent void *cmdData, 23225f4395b932fa9859a6e91ba77c5d20d009da64aEric Laurent uint32_t *replySize, 23325f4395b932fa9859a6e91ba77c5d20d009da64aEric Laurent void *replyData) 234801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent{ 235801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent if (mStatus != NO_ERROR && mStatus != ALREADY_EXISTS) { 2363856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("command() bad status %d", mStatus); 237af7d8189f91c45ab919a6c9ac386b268c8d91168John Grossman return mStatus; 238801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent } 239801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 240f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent if (cmdCode == EFFECT_CMD_ENABLE || cmdCode == EFFECT_CMD_DISABLE) { 241f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent if (mEnabled == (cmdCode == EFFECT_CMD_ENABLE)) { 242f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent return NO_ERROR; 243f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent } 244f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent if (replySize == NULL || *replySize != sizeof(status_t) || replyData == NULL) { 245f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent return BAD_VALUE; 246f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent } 247f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent mLock.lock(); 2488569f0d3bf4c6787707e348a7cf73b9c4199cb32Eric Laurent } 2490fa449cc475580d995e9d56756c3da5507d2b6f6Eric Laurent 2500fa449cc475580d995e9d56756c3da5507d2b6f6Eric Laurent status_t status = mIEffect->command(cmdCode, cmdSize, cmdData, replySize, replyData); 2518569f0d3bf4c6787707e348a7cf73b9c4199cb32Eric Laurent 2520fa449cc475580d995e9d56756c3da5507d2b6f6Eric Laurent if (cmdCode == EFFECT_CMD_ENABLE || cmdCode == EFFECT_CMD_DISABLE) { 253f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent if (status == NO_ERROR) { 254f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent status = *(status_t *)replyData; 2550fa449cc475580d995e9d56756c3da5507d2b6f6Eric Laurent } 256f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent if (status == NO_ERROR) { 257f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent mEnabled = (cmdCode == EFFECT_CMD_ENABLE); 2580fa449cc475580d995e9d56756c3da5507d2b6f6Eric Laurent } 259f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent mLock.unlock(); 2608569f0d3bf4c6787707e348a7cf73b9c4199cb32Eric Laurent } 2610fa449cc475580d995e9d56756c3da5507d2b6f6Eric Laurent 2628569f0d3bf4c6787707e348a7cf73b9c4199cb32Eric Laurent return status; 263801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent} 264801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 265801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 266801a1186eb1d2ce195b15222701865932e08f3dcEric Laurentstatus_t AudioEffect::setParameter(effect_param_t *param) 267801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent{ 268801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent if (mStatus != NO_ERROR) { 269f063b49e95c28d63a58215ebda892a5fee4204ccGlenn Kasten return (mStatus == ALREADY_EXISTS) ? (status_t) INVALID_OPERATION : mStatus; 270801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent } 271801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 272801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent if (param == NULL || param->psize == 0 || param->vsize == 0) { 273801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent return BAD_VALUE; 274801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent } 275801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 27625f4395b932fa9859a6e91ba77c5d20d009da64aEric Laurent uint32_t size = sizeof(int); 27725f4395b932fa9859a6e91ba77c5d20d009da64aEric Laurent uint32_t psize = ((param->psize - 1) / sizeof(int) + 1) * sizeof(int) + param->vsize; 278801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 27985ab62c4b433df3f1a9826bed1c9bec07a86c750Glenn Kasten ALOGV("setParameter: param: %d, param2: %d", *(int *)param->data, 28085ab62c4b433df3f1a9826bed1c9bec07a86c750Glenn Kasten (param->psize == 8) ? *((int *)param->data + 1): -1); 281801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 28285ab62c4b433df3f1a9826bed1c9bec07a86c750Glenn Kasten return mIEffect->command(EFFECT_CMD_SET_PARAM, sizeof (effect_param_t) + psize, param, &size, 28385ab62c4b433df3f1a9826bed1c9bec07a86c750Glenn Kasten ¶m->status); 284801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent} 285801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 286801a1186eb1d2ce195b15222701865932e08f3dcEric Laurentstatus_t AudioEffect::setParameterDeferred(effect_param_t *param) 287801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent{ 288801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent if (mStatus != NO_ERROR) { 289f063b49e95c28d63a58215ebda892a5fee4204ccGlenn Kasten return (mStatus == ALREADY_EXISTS) ? (status_t) INVALID_OPERATION : mStatus; 290801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent } 291801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 292801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent if (param == NULL || param->psize == 0 || param->vsize == 0) { 293801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent return BAD_VALUE; 294801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent } 295801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 296801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent Mutex::Autolock _l(mCblk->lock); 297801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 298801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent int psize = ((param->psize - 1) / sizeof(int) + 1) * sizeof(int) + param->vsize; 299801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent int size = ((sizeof(effect_param_t) + psize - 1) / sizeof(int) + 1) * sizeof(int); 300801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 301801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent if (mCblk->clientIndex + size > EFFECT_PARAM_BUFFER_SIZE) { 302801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent return NO_MEMORY; 303801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent } 304801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent int *p = (int *)(mCblk->buffer + mCblk->clientIndex); 305801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent *p++ = size; 306801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent memcpy(p, param, sizeof(effect_param_t) + psize); 307801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent mCblk->clientIndex += size; 308801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 309801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent return NO_ERROR; 310801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent} 311801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 312801a1186eb1d2ce195b15222701865932e08f3dcEric Laurentstatus_t AudioEffect::setParameterCommit() 313801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent{ 314801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent if (mStatus != NO_ERROR) { 315f063b49e95c28d63a58215ebda892a5fee4204ccGlenn Kasten return (mStatus == ALREADY_EXISTS) ? (status_t) INVALID_OPERATION : mStatus; 316801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent } 317801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 318801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent Mutex::Autolock _l(mCblk->lock); 319801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent if (mCblk->clientIndex == 0) { 320801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent return INVALID_OPERATION; 321801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent } 32225f4395b932fa9859a6e91ba77c5d20d009da64aEric Laurent uint32_t size = 0; 323801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent return mIEffect->command(EFFECT_CMD_SET_PARAM_COMMIT, 0, NULL, &size, NULL); 324801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent} 325801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 326801a1186eb1d2ce195b15222701865932e08f3dcEric Laurentstatus_t AudioEffect::getParameter(effect_param_t *param) 327801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent{ 328801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent if (mStatus != NO_ERROR && mStatus != ALREADY_EXISTS) { 329af7d8189f91c45ab919a6c9ac386b268c8d91168John Grossman return mStatus; 330801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent } 331801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 332801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent if (param == NULL || param->psize == 0 || param->vsize == 0) { 333801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent return BAD_VALUE; 334801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent } 335801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 33685ab62c4b433df3f1a9826bed1c9bec07a86c750Glenn Kasten ALOGV("getParameter: param: %d, param2: %d", *(int *)param->data, 33785ab62c4b433df3f1a9826bed1c9bec07a86c750Glenn Kasten (param->psize == 8) ? *((int *)param->data + 1): -1); 338801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 33985ab62c4b433df3f1a9826bed1c9bec07a86c750Glenn Kasten uint32_t psize = sizeof(effect_param_t) + ((param->psize - 1) / sizeof(int) + 1) * sizeof(int) + 34085ab62c4b433df3f1a9826bed1c9bec07a86c750Glenn Kasten param->vsize; 341801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 34285ab62c4b433df3f1a9826bed1c9bec07a86c750Glenn Kasten return mIEffect->command(EFFECT_CMD_GET_PARAM, sizeof(effect_param_t) + param->psize, param, 34385ab62c4b433df3f1a9826bed1c9bec07a86c750Glenn Kasten &psize, param); 344801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent} 345801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 346801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 347801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent// ------------------------------------------------------------------------- 348801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 349801a1186eb1d2ce195b15222701865932e08f3dcEric Laurentvoid AudioEffect::binderDied() 350801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent{ 3515ff1dd576bb93c45b44088a51544a18fc43ebf58Steve Block ALOGW("IEffect died"); 352af7d8189f91c45ab919a6c9ac386b268c8d91168John Grossman mStatus = DEAD_OBJECT; 353a0d68338a88c2ddb4502f95017b546d603ef1ec7Glenn Kasten if (mCbf != NULL) { 354801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent status_t status = DEAD_OBJECT; 355801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent mCbf(EVENT_ERROR, mUserData, &status); 356801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent } 357801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent mIEffect.clear(); 358801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent} 359801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 360801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent// ------------------------------------------------------------------------- 361801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 362801a1186eb1d2ce195b15222701865932e08f3dcEric Laurentvoid AudioEffect::controlStatusChanged(bool controlGranted) 363801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent{ 36485ab62c4b433df3f1a9826bed1c9bec07a86c750Glenn Kasten ALOGV("controlStatusChanged %p control %d callback %p mUserData %p", this, controlGranted, mCbf, 36585ab62c4b433df3f1a9826bed1c9bec07a86c750Glenn Kasten mUserData); 366801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent if (controlGranted) { 367801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent if (mStatus == ALREADY_EXISTS) { 368801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent mStatus = NO_ERROR; 369801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent } 370801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent } else { 371801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent if (mStatus == NO_ERROR) { 372801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent mStatus = ALREADY_EXISTS; 373801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent } 374801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent } 375a0d68338a88c2ddb4502f95017b546d603ef1ec7Glenn Kasten if (mCbf != NULL) { 376801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent mCbf(EVENT_CONTROL_STATUS_CHANGED, mUserData, &controlGranted); 377801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent } 378801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent} 379801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 380801a1186eb1d2ce195b15222701865932e08f3dcEric Laurentvoid AudioEffect::enableStatusChanged(bool enabled) 381801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent{ 3823856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("enableStatusChanged %p enabled %d mCbf %p", this, enabled, mCbf); 383801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent if (mStatus == ALREADY_EXISTS) { 384f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent mEnabled = enabled; 385a0d68338a88c2ddb4502f95017b546d603ef1ec7Glenn Kasten if (mCbf != NULL) { 386801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent mCbf(EVENT_ENABLE_STATUS_CHANGED, mUserData, &enabled); 387801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent } 388801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent } 389801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent} 390801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 39125f4395b932fa9859a6e91ba77c5d20d009da64aEric Laurentvoid AudioEffect::commandExecuted(uint32_t cmdCode, 3920f11b51a57bc9062c4fe8af73747319cedabc5d6Glenn Kasten uint32_t cmdSize __unused, 39325f4395b932fa9859a6e91ba77c5d20d009da64aEric Laurent void *cmdData, 3940f11b51a57bc9062c4fe8af73747319cedabc5d6Glenn Kasten uint32_t replySize __unused, 39525f4395b932fa9859a6e91ba77c5d20d009da64aEric Laurent void *replyData) 396801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent{ 397801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent if (cmdData == NULL || replyData == NULL) { 398801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent return; 399801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent } 400801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 401a0d68338a88c2ddb4502f95017b546d603ef1ec7Glenn Kasten if (mCbf != NULL && cmdCode == EFFECT_CMD_SET_PARAM) { 402801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent effect_param_t *cmd = (effect_param_t *)cmdData; 403801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent cmd->status = *(int32_t *)replyData; 404801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent mCbf(EVENT_PARAMETER_CHANGED, mUserData, cmd); 405801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent } 406801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent} 407801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 408801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent// ------------------------------------------------------------------------- 409801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 410801a1186eb1d2ce195b15222701865932e08f3dcEric Laurentstatus_t AudioEffect::queryNumberEffects(uint32_t *numEffects) 411801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent{ 412801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger(); 413801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent if (af == 0) return PERMISSION_DENIED; 414801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent return af->queryNumberEffects(numEffects); 415801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent} 416801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 417ffe9c25ce85e1af55d58ec025adc6367d70db7e8Eric Laurentstatus_t AudioEffect::queryEffect(uint32_t index, effect_descriptor_t *descriptor) 418801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent{ 419801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger(); 420801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent if (af == 0) return PERMISSION_DENIED; 421ffe9c25ce85e1af55d58ec025adc6367d70db7e8Eric Laurent return af->queryEffect(index, descriptor); 422801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent} 423801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 4245e92a7861196ddae14638d4b7a63fc4892b7ef59Glenn Kastenstatus_t AudioEffect::getEffectDescriptor(const effect_uuid_t *uuid, 425f587ba5b991c7cd91e4df093d0d796bd419e5d67Glenn Kasten effect_descriptor_t *descriptor) /*const*/ 426801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent{ 427801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger(); 428801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent if (af == 0) return PERMISSION_DENIED; 429801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent return af->getEffectDescriptor(uuid, descriptor); 430801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent} 431801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 43257dae99c9fcd6becd2b5ed0c53f277ba4d7dbcfcEric Laurent 43357dae99c9fcd6becd2b5ed0c53f277ba4d7dbcfcEric Laurentstatus_t AudioEffect::queryDefaultPreProcessing(int audioSession, 43457dae99c9fcd6becd2b5ed0c53f277ba4d7dbcfcEric Laurent effect_descriptor_t *descriptors, 43557dae99c9fcd6becd2b5ed0c53f277ba4d7dbcfcEric Laurent uint32_t *count) 43657dae99c9fcd6becd2b5ed0c53f277ba4d7dbcfcEric Laurent{ 43757dae99c9fcd6becd2b5ed0c53f277ba4d7dbcfcEric Laurent const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service(); 43857dae99c9fcd6becd2b5ed0c53f277ba4d7dbcfcEric Laurent if (aps == 0) return PERMISSION_DENIED; 43957dae99c9fcd6becd2b5ed0c53f277ba4d7dbcfcEric Laurent return aps->queryDefaultPreProcessing(audioSession, descriptors, count); 44057dae99c9fcd6becd2b5ed0c53f277ba4d7dbcfcEric Laurent} 441801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent// ------------------------------------------------------------------------- 442801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 443801a1186eb1d2ce195b15222701865932e08f3dcEric Laurentstatus_t AudioEffect::stringToGuid(const char *str, effect_uuid_t *guid) 444801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent{ 445801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent if (str == NULL || guid == NULL) { 446801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent return BAD_VALUE; 447801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent } 448801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 449801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent int tmp[10]; 450801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 451801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent if (sscanf(str, "%08x-%04x-%04x-%04x-%02x%02x%02x%02x%02x%02x", 452801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent tmp, tmp+1, tmp+2, tmp+3, tmp+4, tmp+5, tmp+6, tmp+7, tmp+8, tmp+9) < 10) { 453801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent return BAD_VALUE; 454801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent } 455801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent guid->timeLow = (uint32_t)tmp[0]; 456801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent guid->timeMid = (uint16_t)tmp[1]; 457801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent guid->timeHiAndVersion = (uint16_t)tmp[2]; 458801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent guid->clockSeq = (uint16_t)tmp[3]; 459801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent guid->node[0] = (uint8_t)tmp[4]; 460801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent guid->node[1] = (uint8_t)tmp[5]; 461801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent guid->node[2] = (uint8_t)tmp[6]; 462801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent guid->node[3] = (uint8_t)tmp[7]; 463801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent guid->node[4] = (uint8_t)tmp[8]; 464801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent guid->node[5] = (uint8_t)tmp[9]; 465801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 466801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent return NO_ERROR; 467801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent} 468801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 469801a1186eb1d2ce195b15222701865932e08f3dcEric Laurentstatus_t AudioEffect::guidToString(const effect_uuid_t *guid, char *str, size_t maxLen) 470801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent{ 471801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent if (guid == NULL || str == NULL) { 472801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent return BAD_VALUE; 473801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent } 474801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 475801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent snprintf(str, maxLen, "%08x-%04x-%04x-%04x-%02x%02x%02x%02x%02x%02x", 476801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent guid->timeLow, 477801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent guid->timeMid, 478801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent guid->timeHiAndVersion, 479801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent guid->clockSeq, 480801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent guid->node[0], 481801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent guid->node[1], 482801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent guid->node[2], 483801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent guid->node[3], 484801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent guid->node[4], 485801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent guid->node[5]); 486801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 487801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent return NO_ERROR; 488801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent} 489801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 490801a1186eb1d2ce195b15222701865932e08f3dcEric Laurent 49140bc906252974d0b389ae4a147232d0c9a97193fGlenn Kasten} // namespace android 492