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Commit 1caa612e authored by Andy Hung's avatar Andy Hung Committed by Android (Google) Code Review
Browse files

Merge "AudioFlinger: Extract Effect inner classes"

parents 6708853e 6ac17ebf

services/audioflinger/AudioFlinger.cpp

+40 −40
Original line number Diff line number Diff line
@@ -2200,7 +2200,7 @@ void AudioFlinger::registerClient(const sp<media::IAudioFlingerClient>& client) 


void AudioFlinger::removeNotificationClient(pid_t pid)

{

    std::vector< sp<AudioFlinger::EffectModule> > removedEffects;

    std::vector<sp<IAfEffectModule>> removedEffects;

    {

        Mutex::Autolock _l(mLock);

        {
@@ -2536,7 +2536,7 @@ status_t AudioFlinger::createRecord(const media::CreateRecordRequest& _input, 


        // Check if one effect chain was awaiting for an AudioRecord to be created on this

        // session and move it to this thread.

        sp<EffectChain> chain = getOrphanEffectChain_l(sessionId);

        sp<IAfEffectChain> chain = getOrphanEffectChain_l(sessionId);

        if (chain != 0) {

            Mutex::Autolock _l2(thread->mLock);

            thread->addEffectChain_l(chain);
@@ -3216,7 +3216,7 @@ status_t AudioFlinger::closeOutput_nonvirtual(audio_io_handle_t output) 
                    // audioflinger lock is held so order of thread lock acquisition doesn't matter

                    Mutex::Autolock _dl(dstThread->mLock);

                    Mutex::Autolock _sl(playbackThread->mLock);

                    Vector< sp<EffectChain> > effectChains = playbackThread->getEffectChains_l();

                    Vector<sp<IAfEffectChain>> effectChains = playbackThread->getEffectChains_l();

                    for (size_t i = 0; i < effectChains.size(); i ++) {

                        moveEffectChain_l(effectChains[i]->sessionId(), playbackThread.get(),

                                dstThread);
@@ -3450,10 +3450,10 @@ status_t AudioFlinger::closeInput_nonvirtual(audio_io_handle_t input) 
            // on at least one effect. We must either move the chain to an existing thread with the

            // same session ID or put it aside in case a new record thread is opened for a

            // new capture on the same session

            sp<EffectChain> chain;

            sp<IAfEffectChain> chain;

            {

                Mutex::Autolock _sl(recordThread->mLock);

                Vector< sp<EffectChain> > effectChains = recordThread->getEffectChains_l();

                Vector< sp<IAfEffectChain> > effectChains = recordThread->getEffectChains_l();

                // Note: maximum one chain per record thread

                if (effectChains.size() != 0) {

                    chain = effectChains[0];
@@ -3596,7 +3596,7 @@ void AudioFlinger::acquireAudioSessionId( 


void AudioFlinger::releaseAudioSessionId(audio_session_t audioSession, pid_t pid)

{

    std::vector< sp<EffectModule> > removedEffects;

    std::vector<sp<IAfEffectModule>> removedEffects;

    {

        Mutex::Autolock _l(mLock);

        pid_t caller = IPCThreadState::self()->getCallingPid();
@@ -3614,7 +3614,7 @@ void AudioFlinger::releaseAudioSessionId(audio_session_t audioSession, pid_t pid 
                if (ref->mCnt == 0) {

                    mAudioSessionRefs.removeAt(i);

                    delete ref;

                    std::vector< sp<EffectModule> > effects = purgeStaleEffects_l();

                    std::vector<sp<IAfEffectModule>> effects = purgeStaleEffects_l();

                    removedEffects.insert(removedEffects.end(), effects.begin(), effects.end());

                }

                goto Exit;
@@ -3644,18 +3644,18 @@ bool AudioFlinger::isSessionAcquired_l(audio_session_t audioSession) 
    return false;

}



std::vector<sp<AudioFlinger::EffectModule>> AudioFlinger::purgeStaleEffects_l() {

std::vector<sp<IAfEffectModule>> AudioFlinger::purgeStaleEffects_l() {



    ALOGV("purging stale effects");



    Vector< sp<EffectChain> > chains;

    std::vector< sp<EffectModule> > removedEffects;

    Vector< sp<IAfEffectChain> > chains;

    std::vector< sp<IAfEffectModule> > removedEffects;



    for (size_t i = 0; i < mPlaybackThreads.size(); i++) {

        sp<PlaybackThread> t = mPlaybackThreads.valueAt(i);

        Mutex::Autolock _l(t->mLock);

        for (size_t j = 0; j < t->mEffectChains.size(); j++) {

            sp<EffectChain> ec = t->mEffectChains[j];

            sp<IAfEffectChain> ec = t->mEffectChains[j];

            if (!audio_is_global_session(ec->sessionId())) {

                chains.push(ec);

            }
@@ -3666,7 +3666,7 @@ std::vector<sp<AudioFlinger::EffectModule>> AudioFlinger::purgeStaleEffects_l() 
        sp<RecordThread> t = mRecordThreads.valueAt(i);

        Mutex::Autolock _l(t->mLock);

        for (size_t j = 0; j < t->mEffectChains.size(); j++) {

            sp<EffectChain> ec = t->mEffectChains[j];

            sp<IAfEffectChain> ec = t->mEffectChains[j];

            chains.push(ec);

        }

    }
@@ -3675,16 +3675,16 @@ std::vector<sp<AudioFlinger::EffectModule>> AudioFlinger::purgeStaleEffects_l() 
        sp<MmapThread> t = mMmapThreads.valueAt(i);

        Mutex::Autolock _l(t->mLock);

        for (size_t j = 0; j < t->mEffectChains.size(); j++) {

            sp<EffectChain> ec = t->mEffectChains[j];

            sp<IAfEffectChain> ec = t->mEffectChains[j];

            chains.push(ec);

        }

    }



    for (size_t i = 0; i < chains.size(); i++) {

         // clang-tidy suggests const ref

        sp<EffectChain> ec = chains[i];  // NOLINT(performance-unnecessary-copy-initialization)

        sp<IAfEffectChain> ec = chains[i];  // NOLINT(performance-unnecessary-copy-initialization)

        int sessionid = ec->sessionId();

        sp<ThreadBase> t = ec->thread().promote();

        sp<ThreadBase> t = sp<ThreadBase>::cast(ec->thread().promote()); // TODO(b/288339104)

        if (t == 0) {

            continue;

        }
@@ -3702,8 +3702,8 @@ std::vector<sp<AudioFlinger::EffectModule>> AudioFlinger::purgeStaleEffects_l() 
        if (!found) {

            Mutex::Autolock _l(t->mLock);

            // remove all effects from the chain

            while (ec->mEffects.size()) {

                sp<EffectModule> effect = ec->mEffects[0];

            while (ec->numberOfEffects()) {

                sp<IAfEffectModule> effect = ec->getEffectModule(0);

                effect->unPin();

                t->removeEffect_l(effect, /*release*/ true);

                if (effect->purgeHandles()) {
@@ -4140,7 +4140,7 @@ status_t AudioFlinger::createEffect(const media::CreateEffectRequest& request, 
            aidl2legacy_EffectDescriptor_effect_descriptor_t(request.desc));

    const bool probe = request.probe;



    sp<EffectHandle> handle;

    sp<IAfEffectHandle> handle;

    effect_descriptor_t descOut;

    int enabledOut = 0;

    int idOut = -1;
@@ -4248,7 +4248,7 @@ status_t AudioFlinger::createEffect(const media::CreateEffectRequest& request, 
            goto Exit;

        }



        const bool hapticPlaybackRequired = EffectModule::isHapticGenerator(&descOut.type);

        const bool hapticPlaybackRequired = IAfEffectModule::isHapticGenerator(&descOut.type);

        if (hapticPlaybackRequired

                && (sessionId == AUDIO_SESSION_DEVICE

                        || sessionId == AUDIO_SESSION_OUTPUT_MIX
@@ -4376,7 +4376,7 @@ status_t AudioFlinger::createEffect(const media::CreateEffectRequest& request, 
        } else {

            // Check if one effect chain was awaiting for an effect to be created on this

            // session and used it instead of creating a new one.

            sp<EffectChain> chain = getOrphanEffectChain_l(sessionId);

            sp<IAfEffectChain> chain = getOrphanEffectChain_l(sessionId);

            if (chain != 0) {

                Mutex::Autolock _l2(thread->mLock);

                thread->addEffectChain_l(chain);
@@ -4428,7 +4428,7 @@ Register: 
            response->alreadyExists = false;

        }

        // Check CPU and memory usage

        sp<EffectBase> effect = handle->effect().promote();

        sp<IAfEffectBase> effect = handle->effect().promote();

        if (effect != nullptr) {

            status_t rStatus = effect->updatePolicyState();

            if (rStatus != NO_ERROR) {
@@ -4441,7 +4441,7 @@ Register: 


    response->id = idOut;

    response->enabled = enabledOut != 0;

    response->effect = handle;

    response->effect = handle->asIEffect();

    response->desc = VALUE_OR_RETURN_STATUS(

            legacy2aidl_effect_descriptor_t_EffectDescriptor(descOut));
@@ -4487,7 +4487,7 @@ void AudioFlinger::setEffectSuspended(int effectId, 
      return;

    }

    Mutex::Autolock _sl(thread->mLock);

    sp<EffectModule> effect = thread->getEffect_l(sessionId, effectId);

    sp<IAfEffectModule> effect = thread->getEffect_l(sessionId, effectId);

    thread->setEffectSuspended_l(&effect->desc().type, suspended, sessionId);

}
@@ -4501,7 +4501,7 @@ NO_THREAD_SAFETY_ANALYSIS // requires srcThread and dstThread locks 
    ALOGV("moveEffectChain_l() session %d from thread %p to thread %p",

            sessionId, srcThread, dstThread);



    sp<EffectChain> chain = srcThread->getEffectChain_l(sessionId);

    sp<IAfEffectChain> chain = srcThread->getEffectChain_l(sessionId);

    if (chain == 0) {

        ALOGW("moveEffectChain_l() effect chain for session %d not on source thread %p",

                sessionId, srcThread);
@@ -4525,12 +4525,12 @@ NO_THREAD_SAFETY_ANALYSIS // requires srcThread and dstThread locks 


    // transfer all effects one by one so that new effect chain is created on new thread with

    // correct buffer sizes and audio parameters and effect engines reconfigured accordingly

    sp<EffectChain> dstChain;

    Vector< sp<EffectModule> > removed;

    sp<IAfEffectChain> dstChain;

    Vector<sp<IAfEffectModule>> removed;

    status_t status = NO_ERROR;

    std::string errorString;

    // process effects one by one.

    for (sp<EffectModule> effect = chain->getEffectFromId_l(0); effect != nullptr;

    for (sp<IAfEffectModule> effect = chain->getEffectFromId_l(0); effect != nullptr;

            effect = chain->getEffectFromId_l(0)) {

        srcThread->removeEffect_l(effect);

        removed.add(effect);
@@ -4578,8 +4578,8 @@ NO_THREAD_SAFETY_ANALYSIS // requires srcThread and dstThread locks 
        // see b/202360137.

        dstChain->lock();

        for (const auto& effect : removed) {

            if (effect->state() == EffectModule::ACTIVE ||

                    effect->state() == EffectModule::STOPPING) {

            if (effect->state() == IAfEffectModule::ACTIVE ||

                    effect->state() == IAfEffectModule::STOPPING) {

                ++started;

                effect->start();

            }
@@ -4616,13 +4616,13 @@ status_t AudioFlinger::moveAuxEffectToIo(int EffectId, 
    if (EffectId != 0 && thread != 0 && dstThread != thread.get()) {

        Mutex::Autolock _dl(dstThread->mLock);

        Mutex::Autolock _sl(thread->mLock);

        sp<EffectChain> srcChain = thread->getEffectChain_l(AUDIO_SESSION_OUTPUT_MIX);

        sp<EffectChain> dstChain;

        sp<IAfEffectChain> srcChain = thread->getEffectChain_l(AUDIO_SESSION_OUTPUT_MIX);

        sp<IAfEffectChain> dstChain;

        if (srcChain == 0) {

            return INVALID_OPERATION;

        }



        sp<EffectModule> effect = srcChain->getEffectFromId_l(EffectId);

        sp<IAfEffectModule> effect = srcChain->getEffectFromId_l(EffectId);

        if (effect == 0) {

            return INVALID_OPERATION;

        }
@@ -4642,8 +4642,8 @@ status_t AudioFlinger::moveAuxEffectToIo(int EffectId, 


Exit:

        // removeEffect_l() has stopped the effect if it was active so it must be restarted

        if (effect->state() == EffectModule::ACTIVE ||

            effect->state() == EffectModule::STOPPING) {

        if (effect->state() == IAfEffectModule::ACTIVE ||

            effect->state() == IAfEffectModule::STOPPING) {

            effect->start();

        }

    }
@@ -4663,7 +4663,7 @@ NO_THREAD_SAFETY_ANALYSIS // thread lock for getEffectChain_l. 
    }



    for (size_t i = 0; i < mPlaybackThreads.size(); i++) {

        sp<EffectChain> ec =

        sp<IAfEffectChain> ec =

                mPlaybackThreads.valueAt(i)->getEffectChain_l(AUDIO_SESSION_OUTPUT_MIX);

        if (ec != 0 && ec->isNonOffloadableEnabled()) {

            return true;
@@ -4687,7 +4687,7 @@ void AudioFlinger::onNonOffloadableGlobalEffectEnable() 


}



status_t AudioFlinger::putOrphanEffectChain_l(const sp<AudioFlinger::EffectChain>& chain)

status_t AudioFlinger::putOrphanEffectChain_l(const sp<IAfEffectChain>& chain)

{

    // clear possible suspended state before parking the chain so that it starts in default state

    // when attached to a new record thread
@@ -4705,9 +4705,9 @@ status_t AudioFlinger::putOrphanEffectChain_l(const sp<AudioFlinger::EffectChain 
    return NO_ERROR;

}



sp<AudioFlinger::EffectChain> AudioFlinger::getOrphanEffectChain_l(audio_session_t session)

sp<IAfEffectChain> AudioFlinger::getOrphanEffectChain_l(audio_session_t session)

{

    sp<EffectChain> chain;

    sp<IAfEffectChain> chain;

    ssize_t index = mOrphanEffectChains.indexOfKey(session);

    ALOGV("getOrphanEffectChain_l session %d index %zd", session, index);

    if (index >= 0) {
@@ -4717,14 +4717,14 @@ sp<AudioFlinger::EffectChain> AudioFlinger::getOrphanEffectChain_l(audio_session 
    return chain;

}



bool AudioFlinger::updateOrphanEffectChains(const sp<AudioFlinger::EffectModule>& effect)

bool AudioFlinger::updateOrphanEffectChains(const sp<IAfEffectModule>& effect)

{

    Mutex::Autolock _l(mLock);

    audio_session_t session = effect->sessionId();

    ssize_t index = mOrphanEffectChains.indexOfKey(session);

    ALOGV("updateOrphanEffectChains session %d index %zd", session, index);

    if (index >= 0) {

        sp<EffectChain> chain = mOrphanEffectChains.valueAt(index);

        sp<IAfEffectChain> chain = mOrphanEffectChains.valueAt(index);

        if (chain->removeEffect_l(effect, true) == 0) {

            ALOGV("updateOrphanEffectChains removing effect chain at index %zd", index);

            mOrphanEffectChains.removeItemsAt(index);

services/audioflinger/AudioFlinger.h

+29 −14
Original line number Diff line number Diff line
@@ -117,6 +117,9 @@ 
#include "android/media/BnAudioRecord.h"

#include "android/media/BnEffect.h"



// include AudioFlinger component interfaces

#include "IAfEffect.h"



namespace android {



class AudioMixer;
@@ -478,16 +481,24 @@ private: 


    // Internal dump utilities.

    static const int kDumpLockTimeoutNs = 1 * NANOS_PER_SECOND;

public:

    // TODO(b/288339104) extract to afutils

    static bool dumpTryLock(Mutex& mutex);

private:

    void dumpPermissionDenial(int fd, const Vector<String16>& args);

    void dumpClients(int fd, const Vector<String16>& args);

    void dumpInternals(int fd, const Vector<String16>& args);



    SimpleLog mThreadLog{16}; // 16 Thread history limit



public:

    // TODO(b/288339104)

    class ThreadBase;

private:

    void dumpToThreadLog_l(const sp<ThreadBase> &thread);



public:

    // TODO(b/288339104) Move to separate file

    // --- Client ---

    class Client : public RefBase {

      public:
@@ -504,6 +515,7 @@ private: 
        const pid_t         mPid;

        AllocatorFactory::ClientAllocator mClientAllocator;

    };

private:



    // --- Notification Client ---

    class NotificationClient : public IBinder::DeathRecipient {
@@ -575,15 +587,12 @@ private: 
    class BitPerfectThread;

    class Track;

    class RecordTrack;

    class EffectBase;

    class EffectModule;

    class EffectHandle;

    class EffectChain;

    class DeviceEffectProxy;

    class DeviceEffectManager;

    // TODO(b/288339104) these should be separate files

public:

    class PatchPanel;

    class DeviceEffectManagerCallback;



private:

    struct AudioStreamIn;

    struct TeePatch;

    using TeePatches = std::vector<TeePatch>;
@@ -617,8 +626,6 @@ private: 


#include "PatchCommandThread.h"



#include "Effects.h"



#include "DeviceEffectManager.h"



#include "MelReporter.h"
@@ -819,17 +826,19 @@ private: 
                // return ALREADY_EXISTS if a chain with the same session already exists in

                // mOrphanEffectChains. Note that this should never happen as there is only one

                // chain for a given session and it is attached to only one thread at a time.

                status_t        putOrphanEffectChain_l(const sp<EffectChain>& chain);

                status_t putOrphanEffectChain_l(const sp<IAfEffectChain>& chain);

                // Get an effect chain for the specified session in mOrphanEffectChains and remove

                // it if found. Returns 0 if not found (this is the most common case).

                sp<EffectChain> getOrphanEffectChain_l(audio_session_t session);

                sp<IAfEffectChain> getOrphanEffectChain_l(audio_session_t session);

                // Called when the last effect handle on an effect instance is removed. If this

                // effect belongs to an effect chain in mOrphanEffectChains, the chain is updated

                // and removed from mOrphanEffectChains if it does not contain any effect.

                // Return true if the effect was found in mOrphanEffectChains, false otherwise.

                bool            updateOrphanEffectChains(const sp<EffectModule>& effect);



                std::vector< sp<EffectModule> > purgeStaleEffects_l();

public:

// TODO(b/288339104) suggest better grouping

                bool updateOrphanEffectChains(const sp<IAfEffectModule>& effect);

private:

                std::vector< sp<IAfEffectModule> > purgeStaleEffects_l();



                void broadcastParametersToRecordThreads_l(const String8& keyValuePairs);

                void updateOutDevicesForRecordThreads_l(const DeviceDescriptorBaseVector& devices);
@@ -879,7 +888,10 @@ private: 
                // protects mClients and mNotificationClients.

                // must be locked after mLock and ThreadBase::mLock if both must be locked

                // avoids acquiring AudioFlinger::mLock from inside thread loop.

public:

    // TODO(b/288339104) access by getter,

    mutable     Mutex                               mClientLock;

private:

                // protected by mClientLock

                DefaultKeyedVector< pid_t, wp<Client> >     mClients;   // see ~Client()
@@ -958,7 +970,7 @@ private: 
                std::list<sp<audioflinger::SyncEvent>> mPendingSyncEvents;



                // Effect chains without a valid thread

                DefaultKeyedVector< audio_session_t , sp<EffectChain> > mOrphanEffectChains;

                DefaultKeyedVector<audio_session_t, sp<IAfEffectChain>> mOrphanEffectChains;



                // list of sessions for which a valid HW A/V sync ID was retrieved from the HAL

                DefaultKeyedVector< audio_session_t , audio_hw_sync_t >mHwAvSyncIds;
@@ -1004,7 +1016,10 @@ private: 


    // protected by mLock

    PatchPanel mPatchPanel;

public:

    // TODO(b/288339104) access by getter.

    sp<EffectsFactoryHalInterface> mEffectsFactoryHal;

private:



    const sp<PatchCommandThread> mPatchCommandThread;

    sp<DeviceEffectManager> mDeviceEffectManager;

services/audioflinger/DeviceEffectManager.cpp

+13 −13
Original line number Diff line number Diff line
@@ -41,7 +41,7 @@ void AudioFlinger::DeviceEffectManager::onCreateAudioPatch(audio_patch_handle_t 
            patch.mAudioPatch.num_sinks > 0 ? patch.mAudioPatch.sinks[0].ext.device.type : 0);

    Mutex::Autolock _l(mLock);

    for (auto& effect : mDeviceEffects) {

        status_t status = effect.second->onCreatePatch(handle, patch);

        status_t status = effect.second->onCreatePatch(handle, &patch); // TODO(b/288339104) void*

        ALOGV("%s Effect onCreatePatch status %d", __func__, status);

        ALOGW_IF(status == BAD_VALUE, "%s onCreatePatch error %d", __func__, status);

    }
@@ -56,7 +56,7 @@ void AudioFlinger::DeviceEffectManager::onReleaseAudioPatch(audio_patch_handle_t 
}



// DeviceEffectManager::createEffect_l() must be called with AudioFlinger::mLock held

sp<AudioFlinger::EffectHandle> AudioFlinger::DeviceEffectManager::createEffect_l(

sp<IAfEffectHandle> AudioFlinger::DeviceEffectManager::createEffect_l(

        effect_descriptor_t *descriptor,

        const AudioDeviceTypeAddr& device,

        const sp<AudioFlinger::Client>& client,
@@ -66,8 +66,8 @@ sp<AudioFlinger::EffectHandle> AudioFlinger::DeviceEffectManager::createEffect_l 
        status_t *status,

        bool probe,

        bool notifyFramesProcessed) {

    sp<DeviceEffectProxy> effect;

    sp<EffectHandle> handle;

    sp<IAfDeviceEffectProxy> effect;

    sp<IAfEffectHandle> handle;

    status_t lStatus;



    lStatus = checkEffectCompatibility(descriptor);
@@ -82,18 +82,18 @@ sp<AudioFlinger::EffectHandle> AudioFlinger::DeviceEffectManager::createEffect_l 
        if (iter != mDeviceEffects.end()) {

            effect = iter->second;

        } else {

            effect = new DeviceEffectProxy(device, mMyCallback,

            effect = IAfDeviceEffectProxy::create(device, mMyCallback,

                    descriptor, mAudioFlinger.nextUniqueId(AUDIO_UNIQUE_ID_USE_EFFECT),

                    notifyFramesProcessed);

        }

        // create effect handle and connect it to effect module

        handle = new EffectHandle(effect, client, effectClient, 0 /*priority*/,

                                  notifyFramesProcessed);

        handle = IAfEffectHandle::create(

                effect, client, effectClient, 0 /*priority*/, notifyFramesProcessed);

        lStatus = handle->initCheck();

        if (lStatus == NO_ERROR) {

            lStatus = effect->addHandle(handle.get());

            if (lStatus == NO_ERROR) {

                lStatus = effect->init(patches);

                lStatus = effect->init(&patches); // TODO(b/288339104) void*

                if (lStatus == NAME_NOT_FOUND) {

                    lStatus = NO_ERROR;

                }
@@ -165,7 +165,7 @@ NO_THREAD_SAFETY_ANALYSIS // conditional try lock 
        outStr.appendFormat("%*sEffect for device %s address %s:\n", 2, "",

                ::android::toString(iter.first.mType).c_str(), iter.first.getAddress());

        write(fd, outStr.string(), outStr.size());

        iter.second->dump(fd, 4);

        iter.second->dump2(fd, 4);

    }



    if (locked) {
@@ -174,7 +174,7 @@ NO_THREAD_SAFETY_ANALYSIS // conditional try lock 
}





size_t AudioFlinger::DeviceEffectManager::removeEffect(const sp<DeviceEffectProxy>& effect)

size_t AudioFlinger::DeviceEffectManager::removeEffect(const sp<IAfDeviceEffectProxy>& effect)

{

    Mutex::Autolock _l(mLock);

    mDeviceEffects.erase(effect->device());
@@ -182,13 +182,13 @@ size_t AudioFlinger::DeviceEffectManager::removeEffect(const sp<DeviceEffectProx 
}



bool AudioFlinger::DeviceEffectManagerCallback::disconnectEffectHandle(

        EffectHandle *handle, bool unpinIfLast) {

    sp<EffectBase> effectBase = handle->effect().promote();

        IAfEffectHandle *handle, bool unpinIfLast) {

    sp<IAfEffectBase> effectBase = handle->effect().promote();

    if (effectBase == nullptr) {

        return false;

    }



    sp<DeviceEffectProxy> effect = effectBase->asDeviceEffectProxy();

    sp<IAfDeviceEffectProxy> effect = effectBase->asDeviceEffectProxy();

    if (effect == nullptr) {

        return false;

    }

services/audioflinger/DeviceEffectManager.h

+13 −9
Original line number Diff line number Diff line
@@ -30,7 +30,7 @@ public: 
        mAudioFlinger.mPatchCommandThread->addListener(this);

    }



    sp<EffectHandle> createEffect_l(effect_descriptor_t *descriptor,

    sp<IAfEffectHandle> createEffect_l(effect_descriptor_t *descriptor,

                const AudioDeviceTypeAddr& device,

                const sp<AudioFlinger::Client>& client,

                const sp<media::IEffectClient>& effectClient,
@@ -40,7 +40,7 @@ public: 
                bool probe,

                bool notifyFramesProcessed);



    size_t removeEffect(const sp<DeviceEffectProxy>& effect);

    size_t removeEffect(const sp<IAfDeviceEffectProxy>& effect);

    status_t createEffectHal(const effect_uuid_t *pEffectUuid,

           int32_t sessionId, int32_t deviceId,

           sp<EffectHalInterface> *effect);
@@ -69,9 +69,10 @@ private: 
    Mutex mLock;

    AudioFlinger &mAudioFlinger;

    const sp<DeviceEffectManagerCallback> mMyCallback;

    std::map<AudioDeviceTypeAddr, sp<DeviceEffectProxy>> mDeviceEffects;

    std::map<AudioDeviceTypeAddr, sp<IAfDeviceEffectProxy>> mDeviceEffects;

};



public: // TODO(b/288339104) extract inner class.

class DeviceEffectManagerCallback : public EffectCallbackInterface {

public:

    explicit DeviceEffectManagerCallback(DeviceEffectManager& manager)
@@ -84,7 +85,9 @@ public: 
            }

    status_t allocateHalBuffer(size_t size __unused,

            sp<EffectBufferHalInterface>* buffer __unused) override { return NO_ERROR; }

    bool updateOrphanEffectChains(const sp<EffectBase>& effect __unused) override { return false; }

    bool updateOrphanEffectChains(const sp<IAfEffectBase>& effect __unused) override {

        return false;

    }



    audio_io_handle_t io() const override  { return AUDIO_IO_HANDLE_NONE; }

    bool isOutput() const override { return false; }
@@ -112,19 +115,19 @@ public: 
        return NO_ERROR;

    }



    bool disconnectEffectHandle(EffectHandle *handle, bool unpinIfLast) override;

    bool disconnectEffectHandle(IAfEffectHandle *handle, bool unpinIfLast) override;

    void setVolumeForOutput(float left __unused, float right __unused) const override {}



    // check if effects should be suspended or restored when a given effect is enable or disabled

    void checkSuspendOnEffectEnabled(const sp<EffectBase>& effect __unused,

    void checkSuspendOnEffectEnabled(const sp<IAfEffectBase>& effect __unused,

                          bool enabled __unused, bool threadLocked __unused) override {}

    void resetVolume() override {}

    product_strategy_t strategy() const override  { return static_cast<product_strategy_t>(0); }

    int32_t activeTrackCnt() const override { return 0; }

    void onEffectEnable(const sp<EffectBase>& effect __unused) override {}

    void onEffectDisable(const sp<EffectBase>& effect __unused) override {}

    void onEffectEnable(const sp<IAfEffectBase>& effect __unused) override {}

    void onEffectDisable(const sp<IAfEffectBase>& effect __unused) override {}



    wp<EffectChain> chain() const override { return nullptr; }

    wp<IAfEffectChain> chain() const override { return nullptr; }



    bool isAudioPolicyReady() const override {

        return mManager.audioFlinger().isAudioPolicyReady();
@@ -143,3 +146,4 @@ public: 
private:

    DeviceEffectManager& mManager;

};

private:

services/audioflinger/Effects.cpp

+297 −261

File changed.

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