Audio HAL: Factorize V2 and V4 like libaudiohal
Use the same technique developed for the simpler libaudiohal to
factorize the audio HAL impl.
Generated with script:
set -euo pipefail
cd hardware/interfaces/audio
# Make 2.0 and 4.0 files mostly identical by removing all 2.0, V4.0...
# and replacing it by CPP_VERSION and FILE_VERSION
# This allow both implementation to be mostly identical, except for code difference
# Also remove IncludeGuard.h as it will be included from compiler flag
# Also update license to 2018
find -name *.cpp -o -name *h |
grep -v -e service.cpp |
xargs sed -Ei \
-e 's/(#.*)V[42]_0_(.*_H_?)$/\1\2/' \
-e 's/(LOG_TAG.*)[24]_0/\1/' \
-e '/#ifndef AUDIO_HAL_VERSION/,/#endif/d' \
-e '/^#.*def.*AUDIO_HAL_VERSION\b/d' \
-e's/V[42]_0/CPP_VERSION/' \
-e 's/(#include ).(android.*)[24].0(.*).$/\1PATH(\2FILE_VERSION\3)/' \
-e 's|(#include) .(.*)[24].0/(default/.*).$|\1 "\2\3"|' \
-e 's/\bAUDIO_HAL_VERSION\b/CPP_VERSION/' \
-e '/IncludeGuard.h/d' \
-e 's/(Copyright .C. 201)./\18/'
# set MAJOR_VERSION instead of having a different macro for each version
# this allow to do preprocessor arithmetic (eg: MAJOR_VERSION >= 4)
for v in 2 4; do
find -ipath '*/'$v'.0/*/Android.bp' |
xargs sed -i -e '/cflags:/,/^$/d' -e '/vndk/{:a;/}/!{N;ba};d}' -e '$i\
cflags: [\
"-DMAJOR_VERSION='$v'",\
"-DMINOR_VERSION=0",\
"-include common/all-versions/VersionMacro.h",\
]'; done
# replace# ifdef VERSION_X by #if MAJOR_VERSION == X
find -path *all-versions/*.h |
xargs sed -Ei -e 's/def.*AUDIO_HAL_VERSION_([24])_0.*/ MAJOR_VERSION == \1/' \
-e 'T;s/ +/ /'
# copy all-versions impl in each version impl
find -path '*/[24].0/*.[hc]*' |
grep -ve all-versions -e test |
xargs -P99 -n4 sed -i -Ee '/include <.*all-versions.default/!b' \
-e 's#.*<#find -path */#' -e 's/>$/|xargs tail -n +16/' -e e
# remove all-versions impl
rm -r {core,effect}/all-versions/
# merge version impl into a single all-version
for dir in core/*.0/vts/functional/*.0/ ;do
dest=$(echo $dir | sed 's#/..0/#/all-versions/#')
mkdir -p $dest
mv -T $dir $dest
done
find -mindepth 3 -path '*/2.0/*' -a \( -name '*cpp' -o -name '*h' \) |
grep -v 'all-versions' |
sed -E 'h;s/2/4/g;H;s/4.0/all-versions/;s/4.0//;H;g;s/\n/ /g;'|
xargs -P99 -L1 sh -c '
set -euo pipefail
mkdir -p $(dirname $2);
diff --old-group-format="#if MAJOR_VERSION == 2
%<#endif
" \
--new-group-format="#if MAJOR_VERSION == 4
%>#endif
" $0 $1 > $2 || true;
rm $0 $1'
# merge the X.0 Android.bp & OWNERS in the all-versions
for dir in common effect core; do
for sub in default vts/functional; do
test -f $dir/2.0/$sub/Android.bp || continue
awk 1 $dir/*.0/$sub/Android.bp >> $dir/all-versions/$sub/Android.bp
# delete licenses except for the first one and add whitelines
sed -i -e '/^}$/{N;/^}\n$/!s/\n/&\n/}' $dir/all-versions/$sub/Android.bp
sed -i -e '1,17b;/^\/\//,/^$/{d}' $dir/all-versions/$sub/Android.bp
done
for sub in default vts; do
test -d $dir/2.0/$sub || continue
test -f $dir/2.0/$sub/OWNERS &&
awk 1 $dir/*.0/$sub/OWNERS | sort -u > $dir/all-versions/$sub/OWNERS ||
true
rm -r $dir/*.0/$sub
done
done
# delete all-versions-impl dependencies
find -name 'Android.bp' | xargs sed -i -e '/all-versions-impl/d'
# cleanup unused files
rm common/all-versions/default/include/common/all-versions/default/HidlUtils*
rm common/all-versions/util/include/common/all-versions/IncludeGuard.h
find -depth -type d -empty -delete
# Clamp consecutive number of empty lines to 2
find -name *.cpp -o -name *h | xargs sed -Ei ':a;/^\n*$/{N;ba};s/\n\n+/\n\n/'
# transform #endif\n#if to #elif
find -name *.cpp -o -name *h | xargs sed -i '/^#endif/{N;s/.*\n#if/#elif/}'
# remove leftover include guard in cpp
find -name *.cpp |xargs sed -Ei '/^#.*_H_?$/d'
# apply clang-format
find -name *cpp -o -name *h |
xargs ../../../prebuilts/clang/host/linux-x86/clang-stable/bin/clang-format --style file -i
# clang format breaks PATH(a/b) to PATH(a / b), remove the space surrounding /
find -name *cpp -o -name *h | xargs sed -i "/#include PATH/s# / #/#g"
Test: compile
Bug: 118203066
Change-Id: I3692a444307afc5f71064fe0b9e6b8af3c9ff1dd
Signed-off-by: Kevin Rocard <krocard@google.com>
diff --git a/audio/effect/all-versions/default/Effect.cpp b/audio/effect/all-versions/default/Effect.cpp
new file mode 100644
index 0000000..3e5148f
--- /dev/null
+++ b/audio/effect/all-versions/default/Effect.cpp
@@ -0,0 +1,721 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <memory.h>
+
+#define LOG_TAG "EffectHAL"
+#define ATRACE_TAG ATRACE_TAG_AUDIO
+
+#include "Conversions.h"
+#include "Effect.h"
+#include "common/all-versions/default/EffectMap.h"
+
+#include <memory.h>
+
+#define ATRACE_TAG ATRACE_TAG_AUDIO
+
+#include <android/log.h>
+#include <media/EffectsFactoryApi.h>
+#include <utils/Trace.h>
+
+#include "VersionUtils.h"
+
+namespace android {
+namespace hardware {
+namespace audio {
+namespace effect {
+namespace CPP_VERSION {
+namespace implementation {
+
+using ::android::hardware::audio::common::CPP_VERSION::AudioChannelMask;
+using ::android::hardware::audio::common::CPP_VERSION::AudioFormat;
+using ::android::hardware::audio::common::CPP_VERSION::implementation::AudioChannelBitfield;
+using ::android::hardware::audio::effect::CPP_VERSION::MessageQueueFlagBits;
+
+namespace {
+
+class ProcessThread : public Thread {
+ public:
+ // ProcessThread's lifespan never exceeds Effect's lifespan.
+ ProcessThread(std::atomic<bool>* stop, effect_handle_t effect,
+ std::atomic<audio_buffer_t*>* inBuffer, std::atomic<audio_buffer_t*>* outBuffer,
+ Effect::StatusMQ* statusMQ, EventFlag* efGroup)
+ : Thread(false /*canCallJava*/),
+ mStop(stop),
+ mEffect(effect),
+ mHasProcessReverse((*mEffect)->process_reverse != NULL),
+ mInBuffer(inBuffer),
+ mOutBuffer(outBuffer),
+ mStatusMQ(statusMQ),
+ mEfGroup(efGroup) {}
+ virtual ~ProcessThread() {}
+
+ private:
+ std::atomic<bool>* mStop;
+ effect_handle_t mEffect;
+ bool mHasProcessReverse;
+ std::atomic<audio_buffer_t*>* mInBuffer;
+ std::atomic<audio_buffer_t*>* mOutBuffer;
+ Effect::StatusMQ* mStatusMQ;
+ EventFlag* mEfGroup;
+
+ bool threadLoop() override;
+};
+
+bool ProcessThread::threadLoop() {
+ // This implementation doesn't return control back to the Thread until it decides to stop,
+ // as the Thread uses mutexes, and this can lead to priority inversion.
+ while (!std::atomic_load_explicit(mStop, std::memory_order_acquire)) {
+ uint32_t efState = 0;
+ mEfGroup->wait(static_cast<uint32_t>(MessageQueueFlagBits::REQUEST_PROCESS_ALL), &efState);
+ if (!(efState & static_cast<uint32_t>(MessageQueueFlagBits::REQUEST_PROCESS_ALL)) ||
+ (efState & static_cast<uint32_t>(MessageQueueFlagBits::REQUEST_QUIT))) {
+ continue; // Nothing to do or time to quit.
+ }
+ Result retval = Result::OK;
+ if (efState & static_cast<uint32_t>(MessageQueueFlagBits::REQUEST_PROCESS_REVERSE) &&
+ !mHasProcessReverse) {
+ retval = Result::NOT_SUPPORTED;
+ }
+
+ if (retval == Result::OK) {
+ // affects both buffer pointers and their contents.
+ std::atomic_thread_fence(std::memory_order_acquire);
+ int32_t processResult;
+ audio_buffer_t* inBuffer =
+ std::atomic_load_explicit(mInBuffer, std::memory_order_relaxed);
+ audio_buffer_t* outBuffer =
+ std::atomic_load_explicit(mOutBuffer, std::memory_order_relaxed);
+ if (inBuffer != nullptr && outBuffer != nullptr) {
+ if (efState & static_cast<uint32_t>(MessageQueueFlagBits::REQUEST_PROCESS)) {
+ processResult = (*mEffect)->process(mEffect, inBuffer, outBuffer);
+ } else {
+ processResult = (*mEffect)->process_reverse(mEffect, inBuffer, outBuffer);
+ }
+ std::atomic_thread_fence(std::memory_order_release);
+ } else {
+ ALOGE("processing buffers were not set before calling 'process'");
+ processResult = -ENODEV;
+ }
+ switch (processResult) {
+ case 0:
+ retval = Result::OK;
+ break;
+ case -ENODATA:
+ retval = Result::INVALID_STATE;
+ break;
+ case -EINVAL:
+ retval = Result::INVALID_ARGUMENTS;
+ break;
+ default:
+ retval = Result::NOT_INITIALIZED;
+ }
+ }
+ if (!mStatusMQ->write(&retval)) {
+ ALOGW("status message queue write failed");
+ }
+ mEfGroup->wake(static_cast<uint32_t>(MessageQueueFlagBits::DONE_PROCESSING));
+ }
+
+ return false;
+}
+
+} // namespace
+
+// static
+const char* Effect::sContextResultOfCommand = "returned status";
+const char* Effect::sContextCallToCommand = "error";
+const char* Effect::sContextCallFunction = sContextCallToCommand;
+
+Effect::Effect(effect_handle_t handle)
+ : mIsClosed(false), mHandle(handle), mEfGroup(nullptr), mStopProcessThread(false) {}
+
+Effect::~Effect() {
+ ATRACE_CALL();
+ close();
+ if (mProcessThread.get()) {
+ ATRACE_NAME("mProcessThread->join");
+ status_t status = mProcessThread->join();
+ ALOGE_IF(status, "processing thread exit error: %s", strerror(-status));
+ }
+ if (mEfGroup) {
+ status_t status = EventFlag::deleteEventFlag(&mEfGroup);
+ ALOGE_IF(status, "processing MQ event flag deletion error: %s", strerror(-status));
+ }
+ mInBuffer.clear();
+ mOutBuffer.clear();
+ int status = EffectRelease(mHandle);
+ ALOGW_IF(status, "Error releasing effect %p: %s", mHandle, strerror(-status));
+ EffectMap::getInstance().remove(mHandle);
+ mHandle = 0;
+}
+
+// static
+template <typename T>
+size_t Effect::alignedSizeIn(size_t s) {
+ return (s + sizeof(T) - 1) / sizeof(T);
+}
+
+// static
+template <typename T>
+std::unique_ptr<uint8_t[]> Effect::hidlVecToHal(const hidl_vec<T>& vec, uint32_t* halDataSize) {
+ // Due to bugs in HAL, they may attempt to write into the provided
+ // input buffer. The original binder buffer is r/o, thus it is needed
+ // to create a r/w version.
+ *halDataSize = vec.size() * sizeof(T);
+ std::unique_ptr<uint8_t[]> halData(new uint8_t[*halDataSize]);
+ memcpy(&halData[0], &vec[0], *halDataSize);
+ return halData;
+}
+
+// static
+void Effect::effectAuxChannelsConfigFromHal(const channel_config_t& halConfig,
+ EffectAuxChannelsConfig* config) {
+ config->mainChannels = AudioChannelBitfield(halConfig.main_channels);
+ config->auxChannels = AudioChannelBitfield(halConfig.aux_channels);
+}
+
+// static
+void Effect::effectAuxChannelsConfigToHal(const EffectAuxChannelsConfig& config,
+ channel_config_t* halConfig) {
+ halConfig->main_channels = static_cast<audio_channel_mask_t>(config.mainChannels);
+ halConfig->aux_channels = static_cast<audio_channel_mask_t>(config.auxChannels);
+}
+
+// static
+void Effect::effectBufferConfigFromHal(const buffer_config_t& halConfig,
+ EffectBufferConfig* config) {
+ config->buffer.id = 0;
+ config->buffer.frameCount = 0;
+ config->samplingRateHz = halConfig.samplingRate;
+ config->channels = AudioChannelBitfield(halConfig.channels);
+ config->format = AudioFormat(halConfig.format);
+ config->accessMode = EffectBufferAccess(halConfig.accessMode);
+ config->mask = static_cast<decltype(config->mask)>(halConfig.mask);
+}
+
+// static
+void Effect::effectBufferConfigToHal(const EffectBufferConfig& config, buffer_config_t* halConfig) {
+ // Note: setting the buffers directly is considered obsolete. They need to be set
+ // using 'setProcessBuffers'.
+ halConfig->buffer.frameCount = 0;
+ halConfig->buffer.raw = NULL;
+ halConfig->samplingRate = config.samplingRateHz;
+ halConfig->channels = static_cast<uint32_t>(config.channels);
+ // Note: The framework code does not use BP.
+ halConfig->bufferProvider.cookie = NULL;
+ halConfig->bufferProvider.getBuffer = NULL;
+ halConfig->bufferProvider.releaseBuffer = NULL;
+ halConfig->format = static_cast<uint8_t>(config.format);
+ halConfig->accessMode = static_cast<uint8_t>(config.accessMode);
+ halConfig->mask = static_cast<uint8_t>(config.mask);
+}
+
+// static
+void Effect::effectConfigFromHal(const effect_config_t& halConfig, EffectConfig* config) {
+ effectBufferConfigFromHal(halConfig.inputCfg, &config->inputCfg);
+ effectBufferConfigFromHal(halConfig.outputCfg, &config->outputCfg);
+}
+
+// static
+void Effect::effectConfigToHal(const EffectConfig& config, effect_config_t* halConfig) {
+ effectBufferConfigToHal(config.inputCfg, &halConfig->inputCfg);
+ effectBufferConfigToHal(config.outputCfg, &halConfig->outputCfg);
+}
+
+// static
+void Effect::effectOffloadParamToHal(const EffectOffloadParameter& offload,
+ effect_offload_param_t* halOffload) {
+ halOffload->isOffload = offload.isOffload;
+ halOffload->ioHandle = offload.ioHandle;
+}
+
+// static
+std::vector<uint8_t> Effect::parameterToHal(uint32_t paramSize, const void* paramData,
+ uint32_t valueSize, const void** valueData) {
+ size_t valueOffsetFromData = alignedSizeIn<uint32_t>(paramSize) * sizeof(uint32_t);
+ size_t halParamBufferSize = sizeof(effect_param_t) + valueOffsetFromData + valueSize;
+ std::vector<uint8_t> halParamBuffer(halParamBufferSize, 0);
+ effect_param_t* halParam = reinterpret_cast<effect_param_t*>(&halParamBuffer[0]);
+ halParam->psize = paramSize;
+ halParam->vsize = valueSize;
+ memcpy(halParam->data, paramData, paramSize);
+ if (valueData) {
+ if (*valueData) {
+ // Value data is provided.
+ memcpy(halParam->data + valueOffsetFromData, *valueData, valueSize);
+ } else {
+ // The caller needs the pointer to the value data location.
+ *valueData = halParam->data + valueOffsetFromData;
+ }
+ }
+ return halParamBuffer;
+}
+
+Result Effect::analyzeCommandStatus(const char* commandName, const char* context, status_t status) {
+ return analyzeStatus("command", commandName, context, status);
+}
+
+Result Effect::analyzeStatus(const char* funcName, const char* subFuncName,
+ const char* contextDescription, status_t status) {
+ if (status != OK) {
+ ALOGW("Effect %p %s %s %s: %s", mHandle, funcName, subFuncName, contextDescription,
+ strerror(-status));
+ }
+ switch (status) {
+ case OK:
+ return Result::OK;
+ case -EINVAL:
+ return Result::INVALID_ARGUMENTS;
+ case -ENODATA:
+ return Result::INVALID_STATE;
+ case -ENODEV:
+ return Result::NOT_INITIALIZED;
+ case -ENOMEM:
+ return Result::RESULT_TOO_BIG;
+ case -ENOSYS:
+ return Result::NOT_SUPPORTED;
+ default:
+ return Result::INVALID_STATE;
+ }
+}
+
+void Effect::getConfigImpl(int commandCode, const char* commandName, GetConfigCallback cb) {
+ uint32_t halResultSize = sizeof(effect_config_t);
+ effect_config_t halConfig{};
+ status_t status =
+ (*mHandle)->command(mHandle, commandCode, 0, NULL, &halResultSize, &halConfig);
+ EffectConfig config;
+ if (status == OK) {
+ effectConfigFromHal(halConfig, &config);
+ }
+ cb(analyzeCommandStatus(commandName, sContextCallToCommand, status), config);
+}
+
+Result Effect::getCurrentConfigImpl(uint32_t featureId, uint32_t configSize,
+ GetCurrentConfigSuccessCallback onSuccess) {
+ uint32_t halCmd = featureId;
+ uint32_t halResult[alignedSizeIn<uint32_t>(sizeof(uint32_t) + configSize)];
+ memset(halResult, 0, sizeof(halResult));
+ uint32_t halResultSize = 0;
+ return sendCommandReturningStatusAndData(EFFECT_CMD_GET_FEATURE_CONFIG, "GET_FEATURE_CONFIG",
+ sizeof(uint32_t), &halCmd, &halResultSize, halResult,
+ sizeof(uint32_t), [&] { onSuccess(&halResult[1]); });
+}
+
+Result Effect::getParameterImpl(uint32_t paramSize, const void* paramData,
+ uint32_t requestValueSize, uint32_t replyValueSize,
+ GetParameterSuccessCallback onSuccess) {
+ // As it is unknown what method HAL uses for copying the provided parameter data,
+ // it is safer to make sure that input and output buffers do not overlap.
+ std::vector<uint8_t> halCmdBuffer =
+ parameterToHal(paramSize, paramData, requestValueSize, nullptr);
+ const void* valueData = nullptr;
+ std::vector<uint8_t> halParamBuffer =
+ parameterToHal(paramSize, paramData, replyValueSize, &valueData);
+ uint32_t halParamBufferSize = halParamBuffer.size();
+
+ return sendCommandReturningStatusAndData(
+ EFFECT_CMD_GET_PARAM, "GET_PARAM", halCmdBuffer.size(), &halCmdBuffer[0],
+ &halParamBufferSize, &halParamBuffer[0], sizeof(effect_param_t), [&] {
+ effect_param_t* halParam = reinterpret_cast<effect_param_t*>(&halParamBuffer[0]);
+ onSuccess(halParam->vsize, valueData);
+ });
+}
+
+Result Effect::getSupportedConfigsImpl(uint32_t featureId, uint32_t maxConfigs, uint32_t configSize,
+ GetSupportedConfigsSuccessCallback onSuccess) {
+ uint32_t halCmd[2] = {featureId, maxConfigs};
+ uint32_t halResultSize = 2 * sizeof(uint32_t) + maxConfigs * sizeof(configSize);
+ uint8_t halResult[halResultSize];
+ memset(&halResult[0], 0, halResultSize);
+ return sendCommandReturningStatusAndData(
+ EFFECT_CMD_GET_FEATURE_SUPPORTED_CONFIGS, "GET_FEATURE_SUPPORTED_CONFIGS", sizeof(halCmd),
+ halCmd, &halResultSize, &halResult[0], 2 * sizeof(uint32_t), [&] {
+ uint32_t* halResult32 = reinterpret_cast<uint32_t*>(&halResult[0]);
+ uint32_t supportedConfigs = *(++halResult32); // skip status field
+ if (supportedConfigs > maxConfigs) supportedConfigs = maxConfigs;
+ onSuccess(supportedConfigs, ++halResult32);
+ });
+}
+
+Return<void> Effect::prepareForProcessing(prepareForProcessing_cb _hidl_cb) {
+ status_t status;
+ // Create message queue.
+ if (mStatusMQ) {
+ ALOGE("the client attempts to call prepareForProcessing_cb twice");
+ _hidl_cb(Result::INVALID_STATE, StatusMQ::Descriptor());
+ return Void();
+ }
+ std::unique_ptr<StatusMQ> tempStatusMQ(new StatusMQ(1, true /*EventFlag*/));
+ if (!tempStatusMQ->isValid()) {
+ ALOGE_IF(!tempStatusMQ->isValid(), "status MQ is invalid");
+ _hidl_cb(Result::INVALID_ARGUMENTS, StatusMQ::Descriptor());
+ return Void();
+ }
+ status = EventFlag::createEventFlag(tempStatusMQ->getEventFlagWord(), &mEfGroup);
+ if (status != OK || !mEfGroup) {
+ ALOGE("failed creating event flag for status MQ: %s", strerror(-status));
+ _hidl_cb(Result::INVALID_ARGUMENTS, StatusMQ::Descriptor());
+ return Void();
+ }
+
+ // Create and launch the thread.
+ mProcessThread = new ProcessThread(&mStopProcessThread, mHandle, &mHalInBufferPtr,
+ &mHalOutBufferPtr, tempStatusMQ.get(), mEfGroup);
+ status = mProcessThread->run("effect", PRIORITY_URGENT_AUDIO);
+ if (status != OK) {
+ ALOGW("failed to start effect processing thread: %s", strerror(-status));
+ _hidl_cb(Result::INVALID_ARGUMENTS, MQDescriptorSync<Result>());
+ return Void();
+ }
+
+ mStatusMQ = std::move(tempStatusMQ);
+ _hidl_cb(Result::OK, *mStatusMQ->getDesc());
+ return Void();
+}
+
+Return<Result> Effect::setProcessBuffers(const AudioBuffer& inBuffer,
+ const AudioBuffer& outBuffer) {
+ AudioBufferManager& manager = AudioBufferManager::getInstance();
+ sp<AudioBufferWrapper> tempInBuffer, tempOutBuffer;
+ if (!manager.wrap(inBuffer, &tempInBuffer)) {
+ ALOGE("Could not map memory of the input buffer");
+ return Result::INVALID_ARGUMENTS;
+ }
+ if (!manager.wrap(outBuffer, &tempOutBuffer)) {
+ ALOGE("Could not map memory of the output buffer");
+ return Result::INVALID_ARGUMENTS;
+ }
+ mInBuffer = tempInBuffer;
+ mOutBuffer = tempOutBuffer;
+ // The processing thread only reads these pointers after waking up by an event flag,
+ // so it's OK to update the pair non-atomically.
+ mHalInBufferPtr.store(mInBuffer->getHalBuffer(), std::memory_order_release);
+ mHalOutBufferPtr.store(mOutBuffer->getHalBuffer(), std::memory_order_release);
+ return Result::OK;
+}
+
+Result Effect::sendCommand(int commandCode, const char* commandName) {
+ return sendCommand(commandCode, commandName, 0, NULL);
+}
+
+Result Effect::sendCommand(int commandCode, const char* commandName, uint32_t size, void* data) {
+ status_t status = (*mHandle)->command(mHandle, commandCode, size, data, 0, NULL);
+ return analyzeCommandStatus(commandName, sContextCallToCommand, status);
+}
+
+Result Effect::sendCommandReturningData(int commandCode, const char* commandName,
+ uint32_t* replySize, void* replyData) {
+ return sendCommandReturningData(commandCode, commandName, 0, NULL, replySize, replyData);
+}
+
+Result Effect::sendCommandReturningData(int commandCode, const char* commandName, uint32_t size,
+ void* data, uint32_t* replySize, void* replyData) {
+ uint32_t expectedReplySize = *replySize;
+ status_t status = (*mHandle)->command(mHandle, commandCode, size, data, replySize, replyData);
+ if (status == OK && *replySize != expectedReplySize) {
+ status = -ENODATA;
+ }
+ return analyzeCommandStatus(commandName, sContextCallToCommand, status);
+}
+
+Result Effect::sendCommandReturningStatus(int commandCode, const char* commandName) {
+ return sendCommandReturningStatus(commandCode, commandName, 0, NULL);
+}
+
+Result Effect::sendCommandReturningStatus(int commandCode, const char* commandName, uint32_t size,
+ void* data) {
+ uint32_t replyCmdStatus;
+ uint32_t replySize = sizeof(uint32_t);
+ return sendCommandReturningStatusAndData(commandCode, commandName, size, data, &replySize,
+ &replyCmdStatus, replySize, [] {});
+}
+
+Result Effect::sendCommandReturningStatusAndData(int commandCode, const char* commandName,
+ uint32_t size, void* data, uint32_t* replySize,
+ void* replyData, uint32_t minReplySize,
+ CommandSuccessCallback onSuccess) {
+ status_t status = (*mHandle)->command(mHandle, commandCode, size, data, replySize, replyData);
+ Result retval;
+ if (status == OK && minReplySize >= sizeof(uint32_t) && *replySize >= minReplySize) {
+ uint32_t commandStatus = *reinterpret_cast<uint32_t*>(replyData);
+ retval = analyzeCommandStatus(commandName, sContextResultOfCommand, commandStatus);
+ if (commandStatus == OK) {
+ onSuccess();
+ }
+ } else {
+ retval = analyzeCommandStatus(commandName, sContextCallToCommand, status);
+ }
+ return retval;
+}
+
+Result Effect::setConfigImpl(int commandCode, const char* commandName, const EffectConfig& config,
+ const sp<IEffectBufferProviderCallback>& inputBufferProvider,
+ const sp<IEffectBufferProviderCallback>& outputBufferProvider) {
+ effect_config_t halConfig;
+ effectConfigToHal(config, &halConfig);
+ if (inputBufferProvider != 0) {
+ LOG_FATAL("Using input buffer provider is not supported");
+ }
+ if (outputBufferProvider != 0) {
+ LOG_FATAL("Using output buffer provider is not supported");
+ }
+ return sendCommandReturningStatus(commandCode, commandName, sizeof(effect_config_t),
+ &halConfig);
+}
+
+Result Effect::setParameterImpl(uint32_t paramSize, const void* paramData, uint32_t valueSize,
+ const void* valueData) {
+ std::vector<uint8_t> halParamBuffer =
+ parameterToHal(paramSize, paramData, valueSize, &valueData);
+ return sendCommandReturningStatus(EFFECT_CMD_SET_PARAM, "SET_PARAM", halParamBuffer.size(),
+ &halParamBuffer[0]);
+}
+
+// Methods from ::android::hardware::audio::effect::CPP_VERSION::IEffect follow.
+Return<Result> Effect::init() {
+ return sendCommandReturningStatus(EFFECT_CMD_INIT, "INIT");
+}
+
+Return<Result> Effect::setConfig(const EffectConfig& config,
+ const sp<IEffectBufferProviderCallback>& inputBufferProvider,
+ const sp<IEffectBufferProviderCallback>& outputBufferProvider) {
+ return setConfigImpl(EFFECT_CMD_SET_CONFIG, "SET_CONFIG", config, inputBufferProvider,
+ outputBufferProvider);
+}
+
+Return<Result> Effect::reset() {
+ return sendCommand(EFFECT_CMD_RESET, "RESET");
+}
+
+Return<Result> Effect::enable() {
+ return sendCommandReturningStatus(EFFECT_CMD_ENABLE, "ENABLE");
+}
+
+Return<Result> Effect::disable() {
+ return sendCommandReturningStatus(EFFECT_CMD_DISABLE, "DISABLE");
+}
+
+Return<Result> Effect::setDevice(AudioDeviceBitfield device) {
+ uint32_t halDevice = static_cast<uint32_t>(device);
+ return sendCommand(EFFECT_CMD_SET_DEVICE, "SET_DEVICE", sizeof(uint32_t), &halDevice);
+}
+
+Return<void> Effect::setAndGetVolume(const hidl_vec<uint32_t>& volumes,
+ setAndGetVolume_cb _hidl_cb) {
+ uint32_t halDataSize;
+ std::unique_ptr<uint8_t[]> halData = hidlVecToHal(volumes, &halDataSize);
+ uint32_t halResultSize = halDataSize;
+ uint32_t halResult[volumes.size()];
+ Result retval = sendCommandReturningData(EFFECT_CMD_SET_VOLUME, "SET_VOLUME", halDataSize,
+ &halData[0], &halResultSize, halResult);
+ hidl_vec<uint32_t> result;
+ if (retval == Result::OK) {
+ result.setToExternal(&halResult[0], halResultSize);
+ }
+ _hidl_cb(retval, result);
+ return Void();
+}
+
+Return<Result> Effect::volumeChangeNotification(const hidl_vec<uint32_t>& volumes) {
+ uint32_t halDataSize;
+ std::unique_ptr<uint8_t[]> halData = hidlVecToHal(volumes, &halDataSize);
+ return sendCommand(EFFECT_CMD_SET_VOLUME, "SET_VOLUME", halDataSize, &halData[0]);
+}
+
+Return<Result> Effect::setAudioMode(AudioMode mode) {
+ uint32_t halMode = static_cast<uint32_t>(mode);
+ return sendCommand(EFFECT_CMD_SET_AUDIO_MODE, "SET_AUDIO_MODE", sizeof(uint32_t), &halMode);
+}
+
+Return<Result> Effect::setConfigReverse(
+ const EffectConfig& config, const sp<IEffectBufferProviderCallback>& inputBufferProvider,
+ const sp<IEffectBufferProviderCallback>& outputBufferProvider) {
+ return setConfigImpl(EFFECT_CMD_SET_CONFIG_REVERSE, "SET_CONFIG_REVERSE", config,
+ inputBufferProvider, outputBufferProvider);
+}
+
+Return<Result> Effect::setInputDevice(AudioDeviceBitfield device) {
+ uint32_t halDevice = static_cast<uint32_t>(device);
+ return sendCommand(EFFECT_CMD_SET_INPUT_DEVICE, "SET_INPUT_DEVICE", sizeof(uint32_t),
+ &halDevice);
+}
+
+Return<void> Effect::getConfig(getConfig_cb _hidl_cb) {
+ getConfigImpl(EFFECT_CMD_GET_CONFIG, "GET_CONFIG", _hidl_cb);
+ return Void();
+}
+
+Return<void> Effect::getConfigReverse(getConfigReverse_cb _hidl_cb) {
+ getConfigImpl(EFFECT_CMD_GET_CONFIG_REVERSE, "GET_CONFIG_REVERSE", _hidl_cb);
+ return Void();
+}
+
+Return<void> Effect::getSupportedAuxChannelsConfigs(uint32_t maxConfigs,
+ getSupportedAuxChannelsConfigs_cb _hidl_cb) {
+ hidl_vec<EffectAuxChannelsConfig> result;
+ Result retval = getSupportedConfigsImpl(
+ EFFECT_FEATURE_AUX_CHANNELS, maxConfigs, sizeof(channel_config_t),
+ [&](uint32_t supportedConfigs, void* configsData) {
+ result.resize(supportedConfigs);
+ channel_config_t* config = reinterpret_cast<channel_config_t*>(configsData);
+ for (size_t i = 0; i < result.size(); ++i) {
+ effectAuxChannelsConfigFromHal(*config++, &result[i]);
+ }
+ });
+ _hidl_cb(retval, result);
+ return Void();
+}
+
+Return<void> Effect::getAuxChannelsConfig(getAuxChannelsConfig_cb _hidl_cb) {
+ uint32_t halResult[alignedSizeIn<uint32_t>(sizeof(uint32_t) + sizeof(channel_config_t))];
+ memset(halResult, 0, sizeof(halResult));
+ EffectAuxChannelsConfig result;
+ Result retval = getCurrentConfigImpl(
+ EFFECT_FEATURE_AUX_CHANNELS, sizeof(channel_config_t), [&](void* configData) {
+ effectAuxChannelsConfigFromHal(*reinterpret_cast<channel_config_t*>(configData),
+ &result);
+ });
+ _hidl_cb(retval, result);
+ return Void();
+}
+
+Return<Result> Effect::setAuxChannelsConfig(const EffectAuxChannelsConfig& config) {
+ uint32_t halCmd[alignedSizeIn<uint32_t>(sizeof(uint32_t) + sizeof(channel_config_t))];
+ halCmd[0] = EFFECT_FEATURE_AUX_CHANNELS;
+ effectAuxChannelsConfigToHal(config, reinterpret_cast<channel_config_t*>(&halCmd[1]));
+ return sendCommandReturningStatus(EFFECT_CMD_SET_FEATURE_CONFIG,
+ "SET_FEATURE_CONFIG AUX_CHANNELS", sizeof(halCmd), halCmd);
+}
+
+Return<Result> Effect::setAudioSource(AudioSource source) {
+ uint32_t halSource = static_cast<uint32_t>(source);
+ return sendCommand(EFFECT_CMD_SET_AUDIO_SOURCE, "SET_AUDIO_SOURCE", sizeof(uint32_t),
+ &halSource);
+}
+
+Return<Result> Effect::offload(const EffectOffloadParameter& param) {
+ effect_offload_param_t halParam;
+ effectOffloadParamToHal(param, &halParam);
+ return sendCommandReturningStatus(EFFECT_CMD_OFFLOAD, "OFFLOAD", sizeof(effect_offload_param_t),
+ &halParam);
+}
+
+Return<void> Effect::getDescriptor(getDescriptor_cb _hidl_cb) {
+ effect_descriptor_t halDescriptor;
+ memset(&halDescriptor, 0, sizeof(effect_descriptor_t));
+ status_t status = (*mHandle)->get_descriptor(mHandle, &halDescriptor);
+ EffectDescriptor descriptor;
+ if (status == OK) {
+ effectDescriptorFromHal(halDescriptor, &descriptor);
+ }
+ _hidl_cb(analyzeStatus("get_descriptor", "", sContextCallFunction, status), descriptor);
+ return Void();
+}
+
+Return<void> Effect::command(uint32_t commandId, const hidl_vec<uint8_t>& data,
+ uint32_t resultMaxSize, command_cb _hidl_cb) {
+ uint32_t halDataSize;
+ std::unique_ptr<uint8_t[]> halData = hidlVecToHal(data, &halDataSize);
+ uint32_t halResultSize = resultMaxSize;
+ std::unique_ptr<uint8_t[]> halResult(new uint8_t[halResultSize]);
+ memset(&halResult[0], 0, halResultSize);
+
+ void* dataPtr = halDataSize > 0 ? &halData[0] : NULL;
+ void* resultPtr = halResultSize > 0 ? &halResult[0] : NULL;
+ status_t status =
+ (*mHandle)->command(mHandle, commandId, halDataSize, dataPtr, &halResultSize, resultPtr);
+ hidl_vec<uint8_t> result;
+ if (status == OK && resultPtr != NULL) {
+ result.setToExternal(&halResult[0], halResultSize);
+ }
+ _hidl_cb(status, result);
+ return Void();
+}
+
+Return<Result> Effect::setParameter(const hidl_vec<uint8_t>& parameter,
+ const hidl_vec<uint8_t>& value) {
+ return setParameterImpl(parameter.size(), ¶meter[0], value.size(), &value[0]);
+}
+
+Return<void> Effect::getParameter(const hidl_vec<uint8_t>& parameter, uint32_t valueMaxSize,
+ getParameter_cb _hidl_cb) {
+ hidl_vec<uint8_t> value;
+ Result retval = getParameterImpl(
+ parameter.size(), ¶meter[0], valueMaxSize,
+ [&](uint32_t valueSize, const void* valueData) {
+ value.setToExternal(reinterpret_cast<uint8_t*>(const_cast<void*>(valueData)),
+ valueSize);
+ });
+ _hidl_cb(retval, value);
+ return Void();
+}
+
+Return<void> Effect::getSupportedConfigsForFeature(uint32_t featureId, uint32_t maxConfigs,
+ uint32_t configSize,
+ getSupportedConfigsForFeature_cb _hidl_cb) {
+ uint32_t configCount = 0;
+ hidl_vec<uint8_t> result;
+ Result retval = getSupportedConfigsImpl(featureId, maxConfigs, configSize,
+ [&](uint32_t supportedConfigs, void* configsData) {
+ configCount = supportedConfigs;
+ result.resize(configCount * configSize);
+ memcpy(&result[0], configsData, result.size());
+ });
+ _hidl_cb(retval, configCount, result);
+ return Void();
+}
+
+Return<void> Effect::getCurrentConfigForFeature(uint32_t featureId, uint32_t configSize,
+ getCurrentConfigForFeature_cb _hidl_cb) {
+ hidl_vec<uint8_t> result;
+ Result retval = getCurrentConfigImpl(featureId, configSize, [&](void* configData) {
+ result.resize(configSize);
+ memcpy(&result[0], configData, result.size());
+ });
+ _hidl_cb(retval, result);
+ return Void();
+}
+
+Return<Result> Effect::setCurrentConfigForFeature(uint32_t featureId,
+ const hidl_vec<uint8_t>& configData) {
+ uint32_t halCmd[alignedSizeIn<uint32_t>(sizeof(uint32_t) + configData.size())];
+ memset(halCmd, 0, sizeof(halCmd));
+ halCmd[0] = featureId;
+ memcpy(&halCmd[1], &configData[0], configData.size());
+ return sendCommandReturningStatus(EFFECT_CMD_SET_FEATURE_CONFIG, "SET_FEATURE_CONFIG",
+ sizeof(halCmd), halCmd);
+}
+
+Return<Result> Effect::close() {
+ if (mIsClosed) return Result::INVALID_STATE;
+ mIsClosed = true;
+ if (mProcessThread.get()) {
+ mStopProcessThread.store(true, std::memory_order_release);
+ }
+ if (mEfGroup) {
+ mEfGroup->wake(static_cast<uint32_t>(MessageQueueFlagBits::REQUEST_QUIT));
+ }
+ return Result::OK;
+}
+
+} // namespace implementation
+} // namespace CPP_VERSION
+} // namespace effect
+} // namespace audio
+} // namespace hardware
+} // namespace android