Merge "Added Visualizer effect." into gingerbread (b6871919) · Commits · e / os / android_frameworks_native-old

libs/audioflinger/AudioFlinger.cpp

+30 −10

Original line number	Diff line number	Diff line
		@@ -17,7 +17,8 @@


		#define LOG_TAG "AudioFlinger"
		//#define LOG_NDEBUG 0
		//
		#define LOG_NDEBUG 0

		#include <math.h>
		#include <signal.h>
		@@ -52,6 +53,7 @@
		#endif

		#include <media/EffectsFactoryApi.h>
		#include <media/EffectVisualizerApi.h>

		// ----------------------------------------------------------------------------
		// the sim build doesn't have gettid
		@@ -4498,6 +4500,11 @@ status_t AudioFlinger::getEffectDescriptor(effect_uuid_t *pUuid, effect_descript
		return EffectGetDescriptor(pUuid, descriptor);
		}


		// this UUID must match the one defined in media/libeffects/EffectVisualizer.cpp
		static const effect_uuid_t VISUALIZATION_UUID_ =
		{0xd069d9e0, 0x8329, 0x11df, 0x9168, {0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b}};

		sp<IEffect> AudioFlinger::createEffect(pid_t pid,
		effect_descriptor_t *pDesc,
		const sp<IEffectClient>& effectClient,
		@@ -4525,6 +4532,15 @@ sp<IEffect> AudioFlinger::createEffect(pid_t pid,
		{
		Mutex::Autolock _l(mLock);

		// check recording permission for visualizer
		if (memcmp(&pDesc->type, SL_IID_VISUALIZATION, sizeof(effect_uuid_t)) == 0 \|\|
		memcmp(&pDesc->uuid, &VISUALIZATION_UUID_, sizeof(effect_uuid_t)) == 0) {
		if (!recordingAllowed()) {
		lStatus = PERMISSION_DENIED;
		goto Exit;
		}
		}

		if (!EffectIsNullUuid(&pDesc->uuid)) {
		// if uuid is specified, request effect descriptor
		lStatus = EffectGetDescriptor(&pDesc->uuid, &desc);
		@@ -5089,7 +5105,7 @@ void AudioFlinger::EffectModule::process()
		if (mState != ACTIVE) {
		switch (mState) {
		case RESET:
		reset();
		reset_l();
		mState = STARTING;
		// clear auxiliary effect input buffer for next accumulation
		if ((mDescriptor.flags & EFFECT_FLAG_TYPE_MASK) == EFFECT_FLAG_TYPE_AUXILIARY) {
		@@ -5097,14 +5113,14 @@ void AudioFlinger::EffectModule::process()
		}
		return;
		case STARTING:
		start();
		start_l();
		mState = ACTIVE;
		break;
		case STOPPING:
		mState = STOPPED;
		break;
		case STOPPED:
		stop();
		stop_l();
		mState = IDLE;
		return;
		}
		@@ -5132,7 +5148,7 @@ void AudioFlinger::EffectModule::process()
		}
		}

		void AudioFlinger::EffectModule::reset()
		void AudioFlinger::EffectModule::reset_l()
		{
		if (mEffectInterface == NULL) {
		return;
		@@ -5205,6 +5221,7 @@ status_t AudioFlinger::EffectModule::configure()

		status_t AudioFlinger::EffectModule::init()
		{
		Mutex::Autolock _l(mLock);
		if (mEffectInterface == NULL) {
		return NO_INIT;
		}
		@@ -5217,7 +5234,7 @@ status_t AudioFlinger::EffectModule::init()
		return status;
		}

		status_t AudioFlinger::EffectModule::start()
		status_t AudioFlinger::EffectModule::start_l()
		{
		if (mEffectInterface == NULL) {
		return NO_INIT;
		@@ -5231,7 +5248,7 @@ status_t AudioFlinger::EffectModule::start()
		return status;
		}

		status_t AudioFlinger::EffectModule::stop()
		status_t AudioFlinger::EffectModule::stop_l()
		{
		if (mEffectInterface == NULL) {
		return NO_INIT;
		@@ -5247,7 +5264,8 @@ status_t AudioFlinger::EffectModule::stop()

		status_t AudioFlinger::EffectModule::command(int cmdCode, int cmdSize, void pCmdData, int replySize, void *pReplyData)
		{
		LOGV("command(), cmdCode: %d, mEffectInterface: %p", cmdCode, mEffectInterface);
		Mutex::Autolock _l(mLock);
		// LOGV("command(), cmdCode: %d, mEffectInterface: %p", cmdCode, mEffectInterface);

		if (mEffectInterface == NULL) {
		return NO_INIT;
		@@ -5255,7 +5273,6 @@ status_t AudioFlinger::EffectModule::command(int cmdCode, int cmdSize, void *pCm
		status_t status = (*mEffectInterface)->command(mEffectInterface, cmdCode, cmdSize, pCmdData, replySize, pReplyData);
		if (cmdCode != EFFECT_CMD_GET_PARAM && status == NO_ERROR) {
		int size = (replySize == NULL) ? 0 : *replySize;
		Mutex::Autolock _l(mLock);
		for (size_t i = 1; i < mHandles.size(); i++) {
		sp<EffectHandle> h = mHandles[i].promote();
		if (h != 0) {
		@@ -5322,6 +5339,7 @@ bool AudioFlinger::EffectModule::isEnabled()

		status_t AudioFlinger::EffectModule::setVolume(uint32_t left, uint32_t right, bool controller)
		{
		Mutex::Autolock _l(mLock);
		status_t status = NO_ERROR;

		// Send volume indication if EFFECT_FLAG_VOLUME_IND is set and read back altered volume
		@@ -5347,6 +5365,7 @@ status_t AudioFlinger::EffectModule::setVolume(uint32_t left, uint32_t right,

		status_t AudioFlinger::EffectModule::setDevice(uint32_t device)
		{
		Mutex::Autolock _l(mLock);
		status_t status = NO_ERROR;
		if ((mDescriptor.flags & EFFECT_FLAG_DEVICE_MASK) == EFFECT_FLAG_DEVICE_IND) {
		// convert device bit field from AudioSystem to EffectApi format.
		@@ -5366,6 +5385,7 @@ status_t AudioFlinger::EffectModule::setDevice(uint32_t device)

		status_t AudioFlinger::EffectModule::setMode(uint32_t mode)
		{
		Mutex::Autolock _l(mLock);
		status_t status = NO_ERROR;
		if ((mDescriptor.flags & EFFECT_FLAG_AUDIO_MODE_MASK) == EFFECT_FLAG_AUDIO_MODE_IND) {
		// convert audio mode from AudioSystem to EffectApi format.
		@@ -5586,7 +5606,7 @@ void AudioFlinger::EffectHandle::disconnect()

		status_t AudioFlinger::EffectHandle::command(int cmdCode, int cmdSize, void pCmdData, int replySize, void *pReplyData)
		{
		LOGV("command(), cmdCode: %d, mHasControl: %d, mEffect: %p", cmdCode, mHasControl, (mEffect == 0) ? 0 : mEffect.get());
		// LOGV("command(), cmdCode: %d, mHasControl: %d, mEffect: %p", cmdCode, mHasControl, (mEffect == 0) ? 0 : mEffect.get());

		// only get parameter command is permitted for applications not controlling the effect
		if (!mHasControl && cmdCode != EFFECT_CMD_GET_PARAM) {

libs/audioflinger/AudioFlinger.h

+3 −3

Original line number	Diff line number	Diff line
		@@ -916,7 +916,7 @@ private:
		void process();
		status_t command(int cmdCode, int cmdSize, void pCmdData, int replySize, void *pReplyData);

		void reset();
		void reset_l();
		status_t configure();
		status_t init();
		uint32_t state() {
		@@ -951,8 +951,8 @@ private:
		EffectModule(const EffectModule&);
		EffectModule& operator = (const EffectModule&);

		status_t start();
		status_t stop();
		status_t start_l();
		status_t stop_l();

		// update this table when AudioSystem::audio_devices or audio_device_e (in EffectApi.h) are modified
		static const uint32_t sDeviceConvTable[];