Remove local and hybrid HALs
Those aren't used anymore.
Test: m
Change-Id: I2cf326f042d7ada195cc246c3547c8825a92ab98
diff --git a/media/libaudiohal/impl/Android.bp b/media/libaudiohal/impl/Android.bp
index ed7e50b..f40aa17 100644
--- a/media/libaudiohal/impl/Android.bp
+++ b/media/libaudiohal/impl/Android.bp
@@ -10,12 +10,8 @@
filegroup {
name: "audio_core_hal_client_sources",
srcs: [
- "DeviceHalLocal.cpp",
- "DevicesFactoryHalHybrid.cpp",
- "DevicesFactoryHalLocal.cpp",
"DeviceHalHidl.cpp",
"DevicesFactoryHalHidl.cpp",
- "StreamHalLocal.cpp",
"StreamHalHidl.cpp",
],
}
diff --git a/media/libaudiohal/impl/DeviceHalLocal.cpp b/media/libaudiohal/impl/DeviceHalLocal.cpp
deleted file mode 100644
index e473e41..0000000
--- a/media/libaudiohal/impl/DeviceHalLocal.cpp
+++ /dev/null
@@ -1,256 +0,0 @@
-/*
- * Copyright (C) 2016 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.
- */
-
-#define LOG_TAG "DeviceHalLocal"
-//#define LOG_NDEBUG 0
-
-#include <media/AudioParameter.h>
-#include <utils/Log.h>
-
-#include "DeviceHalLocal.h"
-#include "StreamHalLocal.h"
-
-namespace android {
-
-DeviceHalLocal::DeviceHalLocal(audio_hw_device_t *dev)
- : mDev(dev) {
-}
-
-DeviceHalLocal::~DeviceHalLocal() {
- int status = audio_hw_device_close(mDev);
- ALOGW_IF(status, "Error closing audio hw device %p: %s", mDev, strerror(-status));
- mDev = 0;
-}
-
-status_t DeviceHalLocal::getSupportedDevices(uint32_t *devices) {
- if (mDev->get_supported_devices == NULL) return INVALID_OPERATION;
- *devices = mDev->get_supported_devices(mDev);
- return OK;
-}
-
-status_t DeviceHalLocal::initCheck() {
- return mDev->init_check(mDev);
-}
-
-status_t DeviceHalLocal::setVoiceVolume(float volume) {
- return mDev->set_voice_volume(mDev, volume);
-}
-
-status_t DeviceHalLocal::setMasterVolume(float volume) {
- if (mDev->set_master_volume == NULL) return INVALID_OPERATION;
- return mDev->set_master_volume(mDev, volume);
-}
-
-status_t DeviceHalLocal::getMasterVolume(float *volume) {
- if (mDev->get_master_volume == NULL) return INVALID_OPERATION;
- return mDev->get_master_volume(mDev, volume);
-}
-
-status_t DeviceHalLocal::setMode(audio_mode_t mode) {
- return mDev->set_mode(mDev, mode);
-}
-
-status_t DeviceHalLocal::setMicMute(bool state) {
- return mDev->set_mic_mute(mDev, state);
-}
-
-status_t DeviceHalLocal::getMicMute(bool *state) {
- return mDev->get_mic_mute(mDev, state);
-}
-
-status_t DeviceHalLocal::setMasterMute(bool state) {
- if (mDev->set_master_mute == NULL) return INVALID_OPERATION;
- return mDev->set_master_mute(mDev, state);
-}
-
-status_t DeviceHalLocal::getMasterMute(bool *state) {
- if (mDev->get_master_mute == NULL) return INVALID_OPERATION;
- return mDev->get_master_mute(mDev, state);
-}
-
-status_t DeviceHalLocal::setParameters(const String8& kvPairs) {
- return mDev->set_parameters(mDev, kvPairs.string());
-}
-
-status_t DeviceHalLocal::getParameters(const String8& keys, String8 *values) {
- char *halValues = mDev->get_parameters(mDev, keys.string());
- if (halValues != NULL) {
- values->setTo(halValues);
- free(halValues);
- } else {
- values->clear();
- }
- return OK;
-}
-
-status_t DeviceHalLocal::getInputBufferSize(
- const struct audio_config *config, size_t *size) {
- *size = mDev->get_input_buffer_size(mDev, config);
- return OK;
-}
-
-status_t DeviceHalLocal::openOutputStream(
- audio_io_handle_t handle,
- audio_devices_t deviceType,
- audio_output_flags_t flags,
- struct audio_config *config,
- const char *address,
- sp<StreamOutHalInterface> *outStream) {
- audio_stream_out_t *halStream;
- ALOGV("open_output_stream handle: %d devices: %x flags: %#x"
- "srate: %d format %#x channels %x address %s",
- handle, deviceType, flags,
- config->sample_rate, config->format, config->channel_mask,
- address);
- int openResut = mDev->open_output_stream(
- mDev, handle, deviceType, flags, config, &halStream, address);
- if (openResut == OK) {
- *outStream = new StreamOutHalLocal(halStream, this);
- }
- ALOGV("open_output_stream status %d stream %p", openResut, halStream);
- return openResut;
-}
-
-status_t DeviceHalLocal::openInputStream(
- audio_io_handle_t handle,
- audio_devices_t devices,
- struct audio_config *config,
- audio_input_flags_t flags,
- const char *address,
- audio_source_t source,
- audio_devices_t /*outputDevice*/,
- const char */*outputDeviceAddress*/,
- sp<StreamInHalInterface> *inStream) {
- audio_stream_in_t *halStream;
- ALOGV("open_input_stream handle: %d devices: %x flags: %#x "
- "srate: %d format %#x channels %x address %s source %d",
- handle, devices, flags,
- config->sample_rate, config->format, config->channel_mask,
- address, source);
- int openResult = mDev->open_input_stream(
- mDev, handle, devices, config, &halStream, flags, address, source);
- if (openResult == OK) {
- *inStream = new StreamInHalLocal(halStream, this);
- }
- ALOGV("open_input_stream status %d stream %p", openResult, inStream);
- return openResult;
-}
-
-status_t DeviceHalLocal::supportsAudioPatches(bool *supportsPatches) {
- *supportsPatches = version() >= AUDIO_DEVICE_API_VERSION_3_0;
- return OK;
-}
-
-status_t DeviceHalLocal::createAudioPatch(
- unsigned int num_sources,
- const struct audio_port_config *sources,
- unsigned int num_sinks,
- const struct audio_port_config *sinks,
- audio_patch_handle_t *patch) {
- if (version() >= AUDIO_DEVICE_API_VERSION_3_0) {
- return mDev->create_audio_patch(
- mDev, num_sources, sources, num_sinks, sinks, patch);
- } else {
- return INVALID_OPERATION;
- }
-}
-
-status_t DeviceHalLocal::releaseAudioPatch(audio_patch_handle_t patch) {
- if (version() >= AUDIO_DEVICE_API_VERSION_3_0) {
- return mDev->release_audio_patch(mDev, patch);
- } else {
- return INVALID_OPERATION;
- }
-}
-
-status_t DeviceHalLocal::getAudioPort(struct audio_port *port) {
- return mDev->get_audio_port(mDev, port);
-}
-
-status_t DeviceHalLocal::getAudioPort(struct audio_port_v7 *port) {
-#if MAJOR_VERSION >= 7
- if (version() >= AUDIO_DEVICE_API_VERSION_3_2) {
- // get_audio_port_v7 is mandatory if legacy HAL support this API version.
- return mDev->get_audio_port_v7(mDev, port);
- }
-#endif
- struct audio_port audioPort = {};
- audio_populate_audio_port(port, &audioPort);
- status_t status = getAudioPort(&audioPort);
- if (status == NO_ERROR) {
- audio_populate_audio_port_v7(&audioPort, port);
- }
- return status;
-}
-
-status_t DeviceHalLocal::setAudioPortConfig(const struct audio_port_config *config) {
- if (version() >= AUDIO_DEVICE_API_VERSION_3_0)
- return mDev->set_audio_port_config(mDev, config);
- else
- return INVALID_OPERATION;
-}
-
-#if MAJOR_VERSION == 2
-status_t DeviceHalLocal::getMicrophones(
- std::vector<media::MicrophoneInfo> *microphones __unused) {
- return INVALID_OPERATION;
-}
-#elif MAJOR_VERSION >= 4
-status_t DeviceHalLocal::getMicrophones(std::vector<media::MicrophoneInfo> *microphones) {
- if (mDev->get_microphones == NULL) return INVALID_OPERATION;
- size_t actual_mics = AUDIO_MICROPHONE_MAX_COUNT;
- audio_microphone_characteristic_t mic_array[AUDIO_MICROPHONE_MAX_COUNT];
- status_t status = mDev->get_microphones(mDev, &mic_array[0], &actual_mics);
- for (size_t i = 0; i < actual_mics; i++) {
- media::MicrophoneInfo microphoneInfo = media::MicrophoneInfo(mic_array[i]);
- microphones->push_back(microphoneInfo);
- }
- return status;
-}
-#endif
-
-// Local HAL implementation does not support effects
-status_t DeviceHalLocal::addDeviceEffect(
- audio_port_handle_t device __unused, sp<EffectHalInterface> effect __unused) {
- return INVALID_OPERATION;
-}
-
-status_t DeviceHalLocal::removeDeviceEffect(
- audio_port_handle_t device __unused, sp<EffectHalInterface> effect __unused) {
- return INVALID_OPERATION;
-}
-
-status_t DeviceHalLocal::setConnectedState(const struct audio_port_v7 *port, bool connected) {
- AudioParameter param(String8(port->ext.device.address));
- const String8 key(connected ?
- AudioParameter::keyDeviceConnect : AudioParameter::keyDeviceDisconnect);
- param.addInt(key, port->ext.device.type);
- return setParameters(param.toString());
-}
-
-status_t DeviceHalLocal::dump(int fd, const Vector<String16>& /* args */) {
- return mDev->dump(mDev, fd);
-}
-
-void DeviceHalLocal::closeOutputStream(struct audio_stream_out *stream_out) {
- mDev->close_output_stream(mDev, stream_out);
-}
-
-void DeviceHalLocal::closeInputStream(struct audio_stream_in *stream_in) {
- mDev->close_input_stream(mDev, stream_in);
-}
-
-} // namespace android
diff --git a/media/libaudiohal/impl/DeviceHalLocal.h b/media/libaudiohal/impl/DeviceHalLocal.h
deleted file mode 100644
index 3e586cf..0000000
--- a/media/libaudiohal/impl/DeviceHalLocal.h
+++ /dev/null
@@ -1,154 +0,0 @@
-/*
- * Copyright (C) 2016 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.
- */
-
-#ifndef ANDROID_HARDWARE_DEVICE_HAL_LOCAL_H
-#define ANDROID_HARDWARE_DEVICE_HAL_LOCAL_H
-
-#include <hardware/audio.h>
-#include <media/audiohal/DeviceHalInterface.h>
-
-namespace android {
-
-class DeviceHalLocal : public DeviceHalInterface
-{
- public:
- // Sets the value of 'devices' to a bitmask of 1 or more values of audio_devices_t.
- virtual status_t getSupportedDevices(uint32_t *devices);
-
- // Check to see if the audio hardware interface has been initialized.
- virtual status_t initCheck();
-
- // Set the audio volume of a voice call. Range is between 0.0 and 1.0.
- virtual status_t setVoiceVolume(float volume);
-
- // Set the audio volume for all audio activities other than voice call.
- virtual status_t setMasterVolume(float volume);
-
- // Get the current master volume value for the HAL.
- virtual status_t getMasterVolume(float *volume);
-
- // Called when the audio mode changes.
- virtual status_t setMode(audio_mode_t mode);
-
- // Muting control.
- virtual status_t setMicMute(bool state);
- virtual status_t getMicMute(bool *state);
- virtual status_t setMasterMute(bool state);
- virtual status_t getMasterMute(bool *state);
-
- // Set global audio parameters.
- virtual status_t setParameters(const String8& kvPairs);
-
- // Get global audio parameters.
- virtual status_t getParameters(const String8& keys, String8 *values);
-
- // Returns audio input buffer size according to parameters passed.
- virtual status_t getInputBufferSize(const struct audio_config *config,
- size_t *size);
-
- // Creates and opens the audio hardware output stream. The stream is closed
- // by releasing all references to the returned object.
- virtual status_t openOutputStream(
- audio_io_handle_t handle,
- audio_devices_t devices,
- audio_output_flags_t flags,
- struct audio_config *config,
- const char *address,
- sp<StreamOutHalInterface> *outStream);
-
- // Creates and opens the audio hardware input stream. The stream is closed
- // by releasing all references to the returned object.
- virtual status_t openInputStream(
- audio_io_handle_t handle,
- audio_devices_t devices,
- struct audio_config *config,
- audio_input_flags_t flags,
- const char *address,
- audio_source_t source,
- audio_devices_t outputDevice,
- const char *outputDeviceAddress,
- sp<StreamInHalInterface> *inStream);
-
- // Returns whether createAudioPatch and releaseAudioPatch operations are supported.
- virtual status_t supportsAudioPatches(bool *supportsPatches);
-
- // Creates an audio patch between several source and sink ports.
- virtual status_t createAudioPatch(
- unsigned int num_sources,
- const struct audio_port_config *sources,
- unsigned int num_sinks,
- const struct audio_port_config *sinks,
- audio_patch_handle_t *patch);
-
- // Releases an audio patch.
- virtual status_t releaseAudioPatch(audio_patch_handle_t patch);
-
- // Fills the list of supported attributes for a given audio port.
- virtual status_t getAudioPort(struct audio_port *port);
-
- // Fills the list of supported attributes for a given audio port.
- virtual status_t getAudioPort(struct audio_port_v7 *port);
-
- // Set audio port configuration.
- virtual status_t setAudioPortConfig(const struct audio_port_config *config);
-
- // List microphones
- virtual status_t getMicrophones(std::vector<media::MicrophoneInfo> *microphones);
-
- status_t addDeviceEffect(audio_port_handle_t device, sp<EffectHalInterface> effect) override;
- status_t removeDeviceEffect(audio_port_handle_t device, sp<EffectHalInterface> effect) override;
-
- status_t getMmapPolicyInfos(
- media::audio::common::AudioMMapPolicyType policyType __unused,
- std::vector<media::audio::common::AudioMMapPolicyInfo> *policyInfos __unused) override {
- // This function will only be available on AIDL HAL.
- return INVALID_OPERATION;
- }
-
- int32_t getAAudioMixerBurstCount() override {
- // This function will only be available on AIDL HAL.
- return INVALID_OPERATION;
- }
-
- int32_t getAAudioHardwareBurstMinUsec() override {
- // This function will only be available on AIDL HAL.
- return INVALID_OPERATION;
- }
-
- status_t setConnectedState(const struct audio_port_v7 *port, bool connected) override;
-
- status_t dump(int fd, const Vector<String16>& args) override;
-
- void closeOutputStream(struct audio_stream_out *stream_out);
- void closeInputStream(struct audio_stream_in *stream_in);
-
- uint32_t version() const { return mDev->common.version; }
-
- private:
- audio_hw_device_t *mDev;
-
- friend class DevicesFactoryHalLocal;
-
- // Can not be constructed directly by clients.
- explicit DeviceHalLocal(audio_hw_device_t *dev);
-
- // The destructor automatically closes the device.
- virtual ~DeviceHalLocal();
-};
-
-} // namespace android
-
-#endif // ANDROID_HARDWARE_DEVICE_HAL_LOCAL_H
diff --git a/media/libaudiohal/impl/DevicesFactoryHalHidl.cpp b/media/libaudiohal/impl/DevicesFactoryHalHidl.cpp
index f475729..8f3c907 100644
--- a/media/libaudiohal/impl/DevicesFactoryHalHidl.cpp
+++ b/media/libaudiohal/impl/DevicesFactoryHalHidl.cpp
@@ -227,4 +227,10 @@
return mDeviceFactories;
}
+// Main entry-point to the shared library.
+extern "C" __attribute__((visibility("default"))) void* createIDevicesFactory() {
+ auto service = hardware::audio::CPP_VERSION::IDevicesFactory::getService();
+ return service ? new DevicesFactoryHalHidl(service) : nullptr;
+}
+
} // namespace android
diff --git a/media/libaudiohal/impl/DevicesFactoryHalHybrid.cpp b/media/libaudiohal/impl/DevicesFactoryHalHybrid.cpp
deleted file mode 100644
index d684c27..0000000
--- a/media/libaudiohal/impl/DevicesFactoryHalHybrid.cpp
+++ /dev/null
@@ -1,58 +0,0 @@
-/*
- * Copyright (C) 2017 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.
- */
-
-#define LOG_TAG "DevicesFactoryHalHybrid"
-//#define LOG_NDEBUG 0
-
-#include "DevicesFactoryHalHidl.h"
-#include "DevicesFactoryHalHybrid.h"
-#include "DevicesFactoryHalLocal.h"
-
-namespace android {
-
-DevicesFactoryHalHybrid::DevicesFactoryHalHybrid(sp<IDevicesFactory> hidlFactory)
- : mLocalFactory(new DevicesFactoryHalLocal()),
- mHidlFactory(new DevicesFactoryHalHidl(hidlFactory)) {
-}
-
-status_t DevicesFactoryHalHybrid::openDevice(const char *name, sp<DeviceHalInterface> *device) {
- if (mHidlFactory != 0 && strcmp(AUDIO_HARDWARE_MODULE_ID_A2DP, name) != 0 &&
- strcmp(AUDIO_HARDWARE_MODULE_ID_HEARING_AID, name) != 0) {
- return mHidlFactory->openDevice(name, device);
- }
- return mLocalFactory->openDevice(name, device);
-}
-
-status_t DevicesFactoryHalHybrid::getHalPids(std::vector<pid_t> *pids) {
- if (mHidlFactory != 0) {
- return mHidlFactory->getHalPids(pids);
- }
- return INVALID_OPERATION;
-}
-
-status_t DevicesFactoryHalHybrid::setCallbackOnce(sp<DevicesFactoryHalCallback> callback) {
- if (mHidlFactory) {
- return mHidlFactory->setCallbackOnce(callback);
- }
- return INVALID_OPERATION;
-}
-
-extern "C" __attribute__((visibility("default"))) void* createIDevicesFactory() {
- auto service = hardware::audio::CPP_VERSION::IDevicesFactory::getService();
- return service ? new DevicesFactoryHalHybrid(service) : nullptr;
-}
-
-} // namespace android
diff --git a/media/libaudiohal/impl/DevicesFactoryHalHybrid.h b/media/libaudiohal/impl/DevicesFactoryHalHybrid.h
deleted file mode 100644
index 221584c..0000000
--- a/media/libaudiohal/impl/DevicesFactoryHalHybrid.h
+++ /dev/null
@@ -1,53 +0,0 @@
-/*
- * Copyright (C) 2017 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.
- */
-
-#ifndef ANDROID_HARDWARE_DEVICES_FACTORY_HAL_HYBRID_H
-#define ANDROID_HARDWARE_DEVICES_FACTORY_HAL_HYBRID_H
-
-#include PATH(android/hardware/audio/FILE_VERSION/IDevicesFactory.h)
-#include <media/audiohal/DevicesFactoryHalInterface.h>
-#include <utils/Errors.h>
-#include <utils/RefBase.h>
-
-using ::android::hardware::audio::CPP_VERSION::IDevicesFactory;
-
-namespace android {
-
-class DevicesFactoryHalHybrid : public DevicesFactoryHalInterface
-{
- public:
- DevicesFactoryHalHybrid(sp<IDevicesFactory> hidlFactory);
-
- // Opens a device with the specified name. To close the device, it is
- // necessary to release references to the returned object.
- virtual status_t openDevice(const char *name, sp<DeviceHalInterface> *device);
-
- status_t getHalPids(std::vector<pid_t> *pids) override;
-
- status_t setCallbackOnce(sp<DevicesFactoryHalCallback> callback) override;
-
- float getHalVersion() const override {
- return MAJOR_VERSION + (float)MINOR_VERSION / 10;
- }
-
- private:
- sp<DevicesFactoryHalInterface> mLocalFactory;
- sp<DevicesFactoryHalInterface> mHidlFactory;
-};
-
-} // namespace android
-
-#endif // ANDROID_HARDWARE_DEVICES_FACTORY_HAL_HYBRID_H
diff --git a/media/libaudiohal/impl/DevicesFactoryHalLocal.cpp b/media/libaudiohal/impl/DevicesFactoryHalLocal.cpp
deleted file mode 100644
index 13a9acd..0000000
--- a/media/libaudiohal/impl/DevicesFactoryHalLocal.cpp
+++ /dev/null
@@ -1,69 +0,0 @@
-/*
- * Copyright (C) 2016 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.
- */
-
-#define LOG_TAG "DevicesFactoryHalLocal"
-//#define LOG_NDEBUG 0
-
-#include <string.h>
-
-#include <hardware/audio.h>
-#include <utils/Log.h>
-
-#include "DeviceHalLocal.h"
-#include "DevicesFactoryHalLocal.h"
-
-namespace android {
-
-static status_t load_audio_interface(const char *if_name, audio_hw_device_t **dev)
-{
- const hw_module_t *mod;
- int rc;
-
- rc = hw_get_module_by_class(AUDIO_HARDWARE_MODULE_ID, if_name, &mod);
- if (rc) {
- ALOGE("%s couldn't load audio hw module %s.%s (%s)", __func__,
- AUDIO_HARDWARE_MODULE_ID, if_name, strerror(-rc));
- goto out;
- }
- rc = audio_hw_device_open(mod, dev);
- if (rc) {
- ALOGE("%s couldn't open audio hw device in %s.%s (%s)", __func__,
- AUDIO_HARDWARE_MODULE_ID, if_name, strerror(-rc));
- goto out;
- }
- if ((*dev)->common.version < AUDIO_DEVICE_API_VERSION_MIN) {
- ALOGE("%s wrong audio hw device version %04x", __func__, (*dev)->common.version);
- rc = BAD_VALUE;
- audio_hw_device_close(*dev);
- goto out;
- }
- return OK;
-
-out:
- *dev = NULL;
- return rc;
-}
-
-status_t DevicesFactoryHalLocal::openDevice(const char *name, sp<DeviceHalInterface> *device) {
- audio_hw_device_t *dev;
- status_t rc = load_audio_interface(name, &dev);
- if (rc == OK) {
- *device = new DeviceHalLocal(dev);
- }
- return rc;
-}
-
-} // namespace android
diff --git a/media/libaudiohal/impl/DevicesFactoryHalLocal.h b/media/libaudiohal/impl/DevicesFactoryHalLocal.h
deleted file mode 100644
index a0da125..0000000
--- a/media/libaudiohal/impl/DevicesFactoryHalLocal.h
+++ /dev/null
@@ -1,58 +0,0 @@
-/*
- * Copyright (C) 2016 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.
- */
-
-#ifndef ANDROID_HARDWARE_DEVICES_FACTORY_HAL_LOCAL_H
-#define ANDROID_HARDWARE_DEVICES_FACTORY_HAL_LOCAL_H
-
-#include <media/audiohal/DevicesFactoryHalInterface.h>
-#include <utils/Errors.h>
-#include <utils/RefBase.h>
-
-#include "DeviceHalLocal.h"
-
-namespace android {
-
-class DevicesFactoryHalLocal : public DevicesFactoryHalInterface
-{
- public:
- // Opens a device with the specified name. To close the device, it is
- // necessary to release references to the returned object.
- virtual status_t openDevice(const char *name, sp<DeviceHalInterface> *device);
-
- status_t getHalPids(std::vector<pid_t> *pids __unused) override {
- return INVALID_OPERATION;
- }
-
- status_t setCallbackOnce(sp<DevicesFactoryHalCallback> callback __unused) override {
- return INVALID_OPERATION;
- }
-
- float getHalVersion() const override {
- return MAJOR_VERSION + (float)MINOR_VERSION / 10;
- }
-
- private:
- friend class DevicesFactoryHalHybrid;
-
- // Can not be constructed directly by clients.
- DevicesFactoryHalLocal() {}
-
- virtual ~DevicesFactoryHalLocal() {}
-};
-
-} // namespace android
-
-#endif // ANDROID_HARDWARE_DEVICES_FACTORY_HAL_LOCAL_H
diff --git a/media/libaudiohal/impl/StreamHalLocal.cpp b/media/libaudiohal/impl/StreamHalLocal.cpp
deleted file mode 100644
index 477f510..0000000
--- a/media/libaudiohal/impl/StreamHalLocal.cpp
+++ /dev/null
@@ -1,520 +0,0 @@
-/*
- * Copyright (C) 2016 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.
- */
-
-#define LOG_TAG "StreamHalLocal"
-//#define LOG_NDEBUG 0
-
-#include <audio_utils/Metadata.h>
-#include <hardware/audio.h>
-#include <media/AudioParameter.h>
-#include <utils/Log.h>
-
-#include "DeviceHalLocal.h"
-#include "ParameterUtils.h"
-#include "StreamHalLocal.h"
-
-namespace android {
-
-StreamHalLocal::StreamHalLocal(audio_stream_t *stream, sp<DeviceHalLocal> device)
- : mDevice(device),
- mStream(stream) {
- // Instrument audio signal power logging.
- // Note: This assumes channel mask, format, and sample rate do not change after creation.
- if (mStream != nullptr /* && mStreamPowerLog.isUserDebugOrEngBuild() */) {
- mStreamPowerLog.init(mStream->get_sample_rate(mStream),
- mStream->get_channels(mStream),
- mStream->get_format(mStream));
- }
-}
-
-StreamHalLocal::~StreamHalLocal() {
- mStream = 0;
- mDevice.clear();
-}
-
-status_t StreamHalLocal::getBufferSize(size_t *size) {
- *size = mStream->get_buffer_size(mStream);
- return OK;
-}
-
-status_t StreamHalLocal::getAudioProperties(audio_config_base_t *configBase) {
- configBase->sample_rate = mStream->get_sample_rate(mStream);
- configBase->channel_mask = mStream->get_channels(mStream);
- configBase->format = mStream->get_format(mStream);
- return OK;
-}
-
-status_t StreamHalLocal::setParameters(const String8& kvPairs) {
- return mStream->set_parameters(mStream, kvPairs.string());
-}
-
-status_t StreamHalLocal::getParameters(const String8& keys, String8 *values) {
- char *halValues = mStream->get_parameters(mStream, keys.string());
- if (halValues != NULL) {
- values->setTo(halValues);
- free(halValues);
- } else {
- values->clear();
- }
- return OK;
-}
-
-status_t StreamHalLocal::addEffect(sp<EffectHalInterface>) {
- LOG_ALWAYS_FATAL("Local streams can not have effects");
- return INVALID_OPERATION;
-}
-
-status_t StreamHalLocal::removeEffect(sp<EffectHalInterface>) {
- LOG_ALWAYS_FATAL("Local streams can not have effects");
- return INVALID_OPERATION;
-}
-
-status_t StreamHalLocal::standby() {
- return mStream->standby(mStream);
-}
-
-status_t StreamHalLocal::dump(int fd, const Vector<String16>& args) {
- (void) args;
- status_t status = mStream->dump(mStream, fd);
- mStreamPowerLog.dump(fd);
- return status;
-}
-
-status_t StreamHalLocal::setHalThreadPriority(int) {
- // Don't need to do anything as local hal is executed by audioflinger directly
- // on the same thread.
- return OK;
-}
-
-StreamOutHalLocal::StreamOutHalLocal(audio_stream_out_t *stream, sp<DeviceHalLocal> device)
- : StreamHalLocal(&stream->common, device), mStream(stream) {
-}
-
-StreamOutHalLocal::~StreamOutHalLocal() {
- mCallback.clear();
- mDevice->closeOutputStream(mStream);
- mStream = 0;
-}
-
-status_t StreamOutHalLocal::getFrameSize(size_t *size) {
- *size = audio_stream_out_frame_size(mStream);
- return OK;
-}
-
-status_t StreamOutHalLocal::getLatency(uint32_t *latency) {
- *latency = mStream->get_latency(mStream);
- return OK;
-}
-
-status_t StreamOutHalLocal::setVolume(float left, float right) {
- if (mStream->set_volume == NULL) return INVALID_OPERATION;
- return mStream->set_volume(mStream, left, right);
-}
-
-status_t StreamOutHalLocal::selectPresentation(int presentationId, int programId) {
- AudioParameter param;
- param.addInt(String8(AudioParameter::keyPresentationId), presentationId);
- param.addInt(String8(AudioParameter::keyProgramId), programId);
- return setParameters(param.toString());
-}
-
-status_t StreamOutHalLocal::write(const void *buffer, size_t bytes, size_t *written) {
- ssize_t writeResult = mStream->write(mStream, buffer, bytes);
- if (writeResult > 0) {
- *written = writeResult;
- mStreamPowerLog.log(buffer, *written);
- return OK;
- } else {
- *written = 0;
- return writeResult;
- }
-}
-
-status_t StreamOutHalLocal::getRenderPosition(uint32_t *dspFrames) {
- return mStream->get_render_position(mStream, dspFrames);
-}
-
-status_t StreamOutHalLocal::getNextWriteTimestamp(int64_t *timestamp) {
- if (mStream->get_next_write_timestamp == NULL) return INVALID_OPERATION;
- return mStream->get_next_write_timestamp(mStream, timestamp);
-}
-
-status_t StreamOutHalLocal::setCallback(wp<StreamOutHalInterfaceCallback> callback) {
- if (mStream->set_callback == NULL) return INVALID_OPERATION;
- status_t result = mStream->set_callback(mStream, StreamOutHalLocal::asyncCallback, this);
- if (result == OK) {
- mCallback = callback;
- }
- return result;
-}
-
-// static
-int StreamOutHalLocal::asyncCallback(stream_callback_event_t event, void*, void *cookie) {
- // We act as if we gave a wp<StreamOutHalLocal> to HAL. This way we should handle
- // correctly the case when the callback is invoked while StreamOutHalLocal's destructor is
- // already running, because the destructor is invoked after the refcount has been atomically
- // decremented.
- wp<StreamOutHalLocal> weakSelf(static_cast<StreamOutHalLocal*>(cookie));
- sp<StreamOutHalLocal> self = weakSelf.promote();
- if (self == 0) return 0;
- sp<StreamOutHalInterfaceCallback> callback = self->mCallback.promote();
- if (callback == 0) return 0;
- ALOGV("asyncCallback() event %d", event);
- switch (event) {
- case STREAM_CBK_EVENT_WRITE_READY:
- callback->onWriteReady();
- break;
- case STREAM_CBK_EVENT_DRAIN_READY:
- callback->onDrainReady();
- break;
- case STREAM_CBK_EVENT_ERROR:
- callback->onError();
- break;
- default:
- ALOGW("asyncCallback() unknown event %d", event);
- break;
- }
- return 0;
-}
-
-status_t StreamOutHalLocal::supportsPauseAndResume(bool *supportsPause, bool *supportsResume) {
- *supportsPause = mStream->pause != NULL;
- *supportsResume = mStream->resume != NULL;
- return OK;
-}
-
-status_t StreamOutHalLocal::pause() {
- if (mStream->pause == NULL) return INVALID_OPERATION;
- return mStream->pause(mStream);
-}
-
-status_t StreamOutHalLocal::resume() {
- if (mStream->resume == NULL) return INVALID_OPERATION;
- return mStream->resume(mStream);
-}
-
-status_t StreamOutHalLocal::supportsDrain(bool *supportsDrain) {
- *supportsDrain = mStream->drain != NULL;
- return OK;
-}
-
-status_t StreamOutHalLocal::drain(bool earlyNotify) {
- if (mStream->drain == NULL) return INVALID_OPERATION;
- return mStream->drain(mStream, earlyNotify ? AUDIO_DRAIN_EARLY_NOTIFY : AUDIO_DRAIN_ALL);
-}
-
-status_t StreamOutHalLocal::flush() {
- if (mStream->flush == NULL) return INVALID_OPERATION;
- return mStream->flush(mStream);
-}
-
-status_t StreamOutHalLocal::getPresentationPosition(uint64_t *frames, struct timespec *timestamp) {
- if (mStream->get_presentation_position == NULL) return INVALID_OPERATION;
- return mStream->get_presentation_position(mStream, frames, timestamp);
-}
-
-void StreamOutHalLocal::doUpdateSourceMetadata(const SourceMetadata& sourceMetadata) {
- std::vector<playback_track_metadata> halTracks;
- halTracks.reserve(sourceMetadata.tracks.size());
- for (auto& metadata : sourceMetadata.tracks) {
- playback_track_metadata halTrackMetadata;
- playback_track_metadata_from_v7(&halTrackMetadata, &metadata);
- halTracks.push_back(halTrackMetadata);
- }
- const source_metadata_t halMetadata = {
- .track_count = halTracks.size(),
- .tracks = halTracks.data(),
- };
- mStream->update_source_metadata(mStream, &halMetadata);
-}
-
-#if MAJOR_VERSION >= 7
-void StreamOutHalLocal::doUpdateSourceMetadataV7(const SourceMetadata& sourceMetadata) {
- const source_metadata_v7_t metadata {
- .track_count = sourceMetadata.tracks.size(),
- // const cast is fine as it is in a const structure
- .tracks = const_cast<playback_track_metadata_v7*>(sourceMetadata.tracks.data()),
- };
- mStream->update_source_metadata_v7(mStream, &metadata);
-}
-#endif
-
-status_t StreamOutHalLocal::updateSourceMetadata(const SourceMetadata& sourceMetadata) {
-#if MAJOR_VERSION < 7
- if (mStream->update_source_metadata == nullptr) {
- return INVALID_OPERATION;
- }
- doUpdateSourceMetadata(sourceMetadata);
-#else
- if (mDevice->version() < AUDIO_DEVICE_API_VERSION_3_2) {
- if (mStream->update_source_metadata == nullptr) {
- return INVALID_OPERATION;
- }
- doUpdateSourceMetadata(sourceMetadata);
- } else {
- if (mStream->update_source_metadata_v7 == nullptr) {
- return INVALID_OPERATION;
- }
- doUpdateSourceMetadataV7(sourceMetadata);
- }
-#endif
- return OK;
-}
-
-
-status_t StreamOutHalLocal::start() {
- if (mStream->start == NULL) return INVALID_OPERATION;
- return mStream->start(mStream);
-}
-
-status_t StreamOutHalLocal::stop() {
- if (mStream->stop == NULL) return INVALID_OPERATION;
- return mStream->stop(mStream);
-}
-
-status_t StreamOutHalLocal::createMmapBuffer(int32_t minSizeFrames,
- struct audio_mmap_buffer_info *info) {
- if (mStream->create_mmap_buffer == NULL) return INVALID_OPERATION;
- return mStream->create_mmap_buffer(mStream, minSizeFrames, info);
-}
-
-status_t StreamOutHalLocal::getMmapPosition(struct audio_mmap_position *position) {
- if (mStream->get_mmap_position == NULL) return INVALID_OPERATION;
- return mStream->get_mmap_position(mStream, position);
-}
-
-status_t StreamOutHalLocal::getDualMonoMode(audio_dual_mono_mode_t* mode) {
- if (mStream->get_dual_mono_mode == nullptr) return INVALID_OPERATION;
- return mStream->get_dual_mono_mode(mStream, mode);
-}
-
-status_t StreamOutHalLocal::setDualMonoMode(audio_dual_mono_mode_t mode) {
- if (mStream->set_dual_mono_mode == nullptr) return INVALID_OPERATION;
- return mStream->set_dual_mono_mode(mStream, mode);
-}
-
-status_t StreamOutHalLocal::getAudioDescriptionMixLevel(float* leveldB) {
- if (mStream->get_audio_description_mix_level == nullptr) return INVALID_OPERATION;
- return mStream->get_audio_description_mix_level(mStream, leveldB);
-}
-
-status_t StreamOutHalLocal::setAudioDescriptionMixLevel(float leveldB) {
- if (mStream->set_audio_description_mix_level == nullptr) return INVALID_OPERATION;
- return mStream->set_audio_description_mix_level(mStream, leveldB);
-}
-
-status_t StreamOutHalLocal::getPlaybackRateParameters(audio_playback_rate_t* playbackRate) {
- if (mStream->get_playback_rate_parameters == nullptr) return INVALID_OPERATION;
- return mStream->get_playback_rate_parameters(mStream, playbackRate);
-}
-
-status_t StreamOutHalLocal::setPlaybackRateParameters(const audio_playback_rate_t& playbackRate) {
- if (mStream->set_playback_rate_parameters == nullptr) return INVALID_OPERATION;
- return mStream->set_playback_rate_parameters(mStream, &playbackRate);
-}
-
-status_t StreamOutHalLocal::setEventCallback(
- const sp<StreamOutHalInterfaceEventCallback>& callback) {
- if (mStream->set_event_callback == nullptr) {
- return INVALID_OPERATION;
- }
- stream_event_callback_t asyncCallback =
- callback == nullptr ? nullptr : StreamOutHalLocal::asyncEventCallback;
- status_t result = mStream->set_event_callback(mStream, asyncCallback, this);
- if (result == OK) {
- mEventCallback = callback;
- }
- return result;
-}
-
-// static
-int StreamOutHalLocal::asyncEventCallback(
- stream_event_callback_type_t event, void *param, void *cookie) {
- // We act as if we gave a wp<StreamOutHalLocal> to HAL. This way we should handle
- // correctly the case when the callback is invoked while StreamOutHalLocal's destructor is
- // already running, because the destructor is invoked after the refcount has been atomically
- // decremented.
- wp<StreamOutHalLocal> weakSelf(static_cast<StreamOutHalLocal*>(cookie));
- sp<StreamOutHalLocal> self = weakSelf.promote();
- if (self == nullptr) return 0;
- sp<StreamOutHalInterfaceEventCallback> callback = self->mEventCallback.promote();
- if (callback.get() == nullptr) return 0;
- switch (event) {
- case STREAM_EVENT_CBK_TYPE_CODEC_FORMAT_CHANGED:
- // void* param is the byte string buffer from byte_string_from_audio_metadata().
- // As the byte string buffer may have embedded zeroes, we cannot use strlen()
- callback->onCodecFormatChanged(std::basic_string<uint8_t>(
- (const uint8_t*)param,
- audio_utils::metadata::dataByteStringLen((const uint8_t*)param)));
- break;
- default:
- ALOGW("%s unknown event %d", __func__, event);
- break;
- }
- return 0;
-}
-
-StreamInHalLocal::StreamInHalLocal(audio_stream_in_t *stream, sp<DeviceHalLocal> device)
- : StreamHalLocal(&stream->common, device), mStream(stream) {
-}
-
-StreamInHalLocal::~StreamInHalLocal() {
- mDevice->closeInputStream(mStream);
- mStream = 0;
-}
-
-status_t StreamInHalLocal::getFrameSize(size_t *size) {
- *size = audio_stream_in_frame_size(mStream);
- return OK;
-}
-
-status_t StreamInHalLocal::setGain(float gain) {
- return mStream->set_gain(mStream, gain);
-}
-
-status_t StreamInHalLocal::read(void *buffer, size_t bytes, size_t *read) {
- ssize_t readResult = mStream->read(mStream, buffer, bytes);
- if (readResult > 0) {
- *read = readResult;
- mStreamPowerLog.log( buffer, *read);
- return OK;
- } else {
- *read = 0;
- return readResult;
- }
-}
-
-status_t StreamInHalLocal::getInputFramesLost(uint32_t *framesLost) {
- *framesLost = mStream->get_input_frames_lost(mStream);
- return OK;
-}
-
-status_t StreamInHalLocal::getCapturePosition(int64_t *frames, int64_t *time) {
- if (mStream->get_capture_position == NULL) return INVALID_OPERATION;
- return mStream->get_capture_position(mStream, frames, time);
-}
-
-void StreamInHalLocal::doUpdateSinkMetadata(const SinkMetadata& sinkMetadata) {
- std::vector<record_track_metadata> halTracks;
- halTracks.reserve(sinkMetadata.tracks.size());
- for (auto& metadata : sinkMetadata.tracks) {
- record_track_metadata halTrackMetadata;
- record_track_metadata_from_v7(&halTrackMetadata, &metadata);
- halTracks.push_back(halTrackMetadata);
- }
- const sink_metadata_t halMetadata = {
- .track_count = halTracks.size(),
- .tracks = halTracks.data(),
- };
- mStream->update_sink_metadata(mStream, &halMetadata);
-}
-
-#if MAJOR_VERSION >= 7
-void StreamInHalLocal::doUpdateSinkMetadataV7(const SinkMetadata& sinkMetadata) {
- const sink_metadata_v7_t halMetadata {
- .track_count = sinkMetadata.tracks.size(),
- // const cast is fine as it is in a const structure
- .tracks = const_cast<record_track_metadata_v7*>(sinkMetadata.tracks.data()),
- };
- mStream->update_sink_metadata_v7(mStream, &halMetadata);
-}
-#endif
-
-status_t StreamInHalLocal::updateSinkMetadata(const SinkMetadata& sinkMetadata) {
-#if MAJOR_VERSION < 7
- if (mStream->update_sink_metadata == nullptr) {
- return INVALID_OPERATION; // not supported by the HAL
- }
- doUpdateSinkMetadata(sinkMetadata);
-#else
- if (mDevice->version() < AUDIO_DEVICE_API_VERSION_3_2) {
- if (mStream->update_sink_metadata == nullptr) {
- return INVALID_OPERATION; // not supported by the HAL
- }
- doUpdateSinkMetadata(sinkMetadata);
- } else {
- if (mStream->update_sink_metadata_v7 == nullptr) {
- return INVALID_OPERATION; // not supported by the HAL
- }
- doUpdateSinkMetadataV7(sinkMetadata);
- }
-#endif
- return OK;
-}
-
-status_t StreamInHalLocal::start() {
- if (mStream->start == NULL) return INVALID_OPERATION;
- return mStream->start(mStream);
-}
-
-status_t StreamInHalLocal::stop() {
- if (mStream->stop == NULL) return INVALID_OPERATION;
- return mStream->stop(mStream);
-}
-
-status_t StreamInHalLocal::createMmapBuffer(int32_t minSizeFrames,
- struct audio_mmap_buffer_info *info) {
- if (mStream->create_mmap_buffer == NULL) return INVALID_OPERATION;
- return mStream->create_mmap_buffer(mStream, minSizeFrames, info);
-}
-
-status_t StreamInHalLocal::getMmapPosition(struct audio_mmap_position *position) {
- if (mStream->get_mmap_position == NULL) return INVALID_OPERATION;
- return mStream->get_mmap_position(mStream, position);
-}
-
-#if MAJOR_VERSION == 2
-status_t StreamInHalLocal::getActiveMicrophones(
- std::vector<media::MicrophoneInfo> *microphones __unused) {
- return INVALID_OPERATION;
-}
-#elif MAJOR_VERSION >= 4
-status_t StreamInHalLocal::getActiveMicrophones(std::vector<media::MicrophoneInfo> *microphones) {
- if (mStream->get_active_microphones == NULL) return INVALID_OPERATION;
- size_t actual_mics = AUDIO_MICROPHONE_MAX_COUNT;
- audio_microphone_characteristic_t mic_array[AUDIO_MICROPHONE_MAX_COUNT];
- status_t status = mStream->get_active_microphones(mStream, &mic_array[0], &actual_mics);
- for (size_t i = 0; i < actual_mics; i++) {
- media::MicrophoneInfo microphoneInfo = media::MicrophoneInfo(mic_array[i]);
- microphones->push_back(microphoneInfo);
- }
- return status;
-}
-#endif
-
-#if MAJOR_VERSION < 5
-status_t StreamInHalLocal::setPreferredMicrophoneDirection(
- audio_microphone_direction_t direction __unused) {
- return INVALID_OPERATION;
-}
-
-status_t StreamInHalLocal::setPreferredMicrophoneFieldDimension(float zoom __unused) {
- return INVALID_OPERATION;
-}
-#else
-status_t StreamInHalLocal::setPreferredMicrophoneDirection(audio_microphone_direction_t direction) {
- if (mStream->set_microphone_direction == NULL) return INVALID_OPERATION;
- return mStream->set_microphone_direction(mStream, direction);
-}
-
-status_t StreamInHalLocal::setPreferredMicrophoneFieldDimension(float zoom) {
- if (mStream->set_microphone_field_dimension == NULL) return INVALID_OPERATION;
- return mStream->set_microphone_field_dimension(mStream, zoom);
-
-}
-#endif
-
-} // namespace android
diff --git a/media/libaudiohal/impl/StreamHalLocal.h b/media/libaudiohal/impl/StreamHalLocal.h
deleted file mode 100644
index 770137f..0000000
--- a/media/libaudiohal/impl/StreamHalLocal.h
+++ /dev/null
@@ -1,262 +0,0 @@
-/*
- * Copyright (C) 2016 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.
- */
-
-#ifndef ANDROID_HARDWARE_STREAM_HAL_LOCAL_H
-#define ANDROID_HARDWARE_STREAM_HAL_LOCAL_H
-
-#include <media/audiohal/StreamHalInterface.h>
-#include "StreamPowerLog.h"
-
-namespace android {
-
-class DeviceHalLocal;
-
-class StreamHalLocal : public virtual StreamHalInterface
-{
- public:
- // Return size of input/output buffer in bytes for this stream - eg. 4800.
- virtual status_t getBufferSize(size_t *size);
-
- // Return the base configuration of the stream:
- // - channel mask;
- // - format - e.g. AUDIO_FORMAT_PCM_16_BIT;
- // - sampling rate in Hz - eg. 44100.
- virtual status_t getAudioProperties(audio_config_base_t *configBase);
-
- // Set audio stream parameters.
- virtual status_t setParameters(const String8& kvPairs);
-
- // Get audio stream parameters.
- virtual status_t getParameters(const String8& keys, String8 *values);
-
- // Add or remove the effect on the stream.
- virtual status_t addEffect(sp<EffectHalInterface> effect);
- virtual status_t removeEffect(sp<EffectHalInterface> effect);
-
- // Put the audio hardware input/output into standby mode.
- virtual status_t standby();
-
- virtual status_t dump(int fd, const Vector<String16>& args) override;
-
- // Start a stream operating in mmap mode.
- virtual status_t start() = 0;
-
- // Stop a stream operating in mmap mode.
- virtual status_t stop() = 0;
-
- // Retrieve information on the data buffer in mmap mode.
- virtual status_t createMmapBuffer(int32_t minSizeFrames,
- struct audio_mmap_buffer_info *info) = 0;
-
- // Get current read/write position in the mmap buffer
- virtual status_t getMmapPosition(struct audio_mmap_position *position) = 0;
-
- // Set the priority of the thread that interacts with the HAL
- // (must match the priority of the audioflinger's thread that calls 'read' / 'write')
- virtual status_t setHalThreadPriority(int priority);
-
- protected:
- // Subclasses can not be constructed directly by clients.
- StreamHalLocal(audio_stream_t *stream, sp<DeviceHalLocal> device);
-
- // The destructor automatically closes the stream.
- virtual ~StreamHalLocal();
-
- sp<DeviceHalLocal> mDevice;
-
- // mStreamPowerLog is used for audio signal power logging.
- StreamPowerLog mStreamPowerLog;
-
- private:
- audio_stream_t *mStream;
-};
-
-class StreamOutHalLocal : public StreamOutHalInterface, public StreamHalLocal {
- public:
- // Return the frame size (number of bytes per sample) of a stream.
- virtual status_t getFrameSize(size_t *size);
-
- // Return the audio hardware driver estimated latency in milliseconds.
- virtual status_t getLatency(uint32_t *latency);
-
- // Use this method in situations where audio mixing is done in the hardware.
- virtual status_t setVolume(float left, float right);
-
- // Selects the audio presentation (if available).
- virtual status_t selectPresentation(int presentationId, int programId);
-
- // Write audio buffer to driver.
- virtual status_t write(const void *buffer, size_t bytes, size_t *written);
-
- // Return the number of audio frames written by the audio dsp to DAC since
- // the output has exited standby.
- virtual status_t getRenderPosition(uint32_t *dspFrames);
-
- // Get the local time at which the next write to the audio driver will be presented.
- virtual status_t getNextWriteTimestamp(int64_t *timestamp);
-
- // Set the callback for notifying completion of non-blocking write and drain.
- virtual status_t setCallback(wp<StreamOutHalInterfaceCallback> callback);
-
- // Returns whether pause and resume operations are supported.
- virtual status_t supportsPauseAndResume(bool *supportsPause, bool *supportsResume);
-
- // Notifies to the audio driver to resume playback following a pause.
- virtual status_t pause();
-
- // Notifies to the audio driver to resume playback following a pause.
- virtual status_t resume();
-
- // Returns whether drain operation is supported.
- virtual status_t supportsDrain(bool *supportsDrain);
-
- // Requests notification when data buffered by the driver/hardware has been played.
- virtual status_t drain(bool earlyNotify);
-
- // Notifies to the audio driver to flush the queued data.
- virtual status_t flush();
-
- // Return a recent count of the number of audio frames presented to an external observer.
- virtual status_t getPresentationPosition(uint64_t *frames, struct timespec *timestamp);
-
- // Start a stream operating in mmap mode.
- virtual status_t start();
-
- // Stop a stream operating in mmap mode.
- virtual status_t stop();
-
- // Retrieve information on the data buffer in mmap mode.
- virtual status_t createMmapBuffer(int32_t minSizeFrames,
- struct audio_mmap_buffer_info *info);
-
- // Get current read/write position in the mmap buffer
- virtual status_t getMmapPosition(struct audio_mmap_position *position);
-
- // Called when the metadata of the stream's source has been changed.
- status_t updateSourceMetadata(const SourceMetadata& sourceMetadata) override;
-
- // Returns the Dual Mono mode presentation setting.
- status_t getDualMonoMode(audio_dual_mono_mode_t* mode) override;
-
- // Sets the Dual Mono mode presentation on the output device.
- status_t setDualMonoMode(audio_dual_mono_mode_t mode) override;
-
- // Returns the Audio Description Mix level in dB.
- status_t getAudioDescriptionMixLevel(float* leveldB) override;
-
- // Sets the Audio Description Mix level in dB.
- status_t setAudioDescriptionMixLevel(float leveldB) override;
-
- // Retrieves current playback rate parameters.
- status_t getPlaybackRateParameters(audio_playback_rate_t* playbackRate) override;
-
- // Sets the playback rate parameters that control playback behavior.
- status_t setPlaybackRateParameters(const audio_playback_rate_t& playbackRate) override;
-
- status_t setEventCallback(const sp<StreamOutHalInterfaceEventCallback>& callback) override;
-
- status_t setLatencyMode(audio_latency_mode_t mode __unused) override {
- return INVALID_OPERATION;
- }
- status_t getRecommendedLatencyModes(
- std::vector<audio_latency_mode_t> *modes __unused) override {
- return INVALID_OPERATION;
- }
- status_t setLatencyModeCallback(
- const sp<StreamOutHalInterfaceLatencyModeCallback>& callback __unused) override {
- return INVALID_OPERATION;
- }
-
- private:
- audio_stream_out_t *mStream;
- wp<StreamOutHalInterfaceCallback> mCallback;
- wp<StreamOutHalInterfaceEventCallback> mEventCallback;
-
- friend class DeviceHalLocal;
-
- // Can not be constructed directly by clients.
- StreamOutHalLocal(audio_stream_out_t *stream, sp<DeviceHalLocal> device);
-
- virtual ~StreamOutHalLocal();
-
- static int asyncCallback(stream_callback_event_t event, void *param, void *cookie);
-
- static int asyncEventCallback(stream_event_callback_type_t event, void *param, void *cookie);
-
- void doUpdateSourceMetadataV7(const SourceMetadata& sourceMetadata);
- void doUpdateSourceMetadata(const SourceMetadata& sourceMetadata);
-};
-
-class StreamInHalLocal : public StreamInHalInterface, public StreamHalLocal {
- public:
- // Return the frame size (number of bytes per sample) of a stream.
- virtual status_t getFrameSize(size_t *size);
-
- // Set the input gain for the audio driver.
- virtual status_t setGain(float gain);
-
- // Read audio buffer in from driver.
- virtual status_t read(void *buffer, size_t bytes, size_t *read);
-
- // Return the amount of input frames lost in the audio driver.
- virtual status_t getInputFramesLost(uint32_t *framesLost);
-
- // Return a recent count of the number of audio frames received and
- // the clock time associated with that frame count.
- virtual status_t getCapturePosition(int64_t *frames, int64_t *time);
-
- // Start a stream operating in mmap mode.
- virtual status_t start();
-
- // Stop a stream operating in mmap mode.
- virtual status_t stop();
-
- // Retrieve information on the data buffer in mmap mode.
- virtual status_t createMmapBuffer(int32_t minSizeFrames,
- struct audio_mmap_buffer_info *info);
-
- // Get current read/write position in the mmap buffer
- virtual status_t getMmapPosition(struct audio_mmap_position *position);
-
- // Get active microphones
- virtual status_t getActiveMicrophones(std::vector<media::MicrophoneInfo> *microphones);
-
- // Sets microphone direction (for processing)
- virtual status_t setPreferredMicrophoneDirection(audio_microphone_direction_t direction);
-
- // Sets microphone zoom (for processing)
- virtual status_t setPreferredMicrophoneFieldDimension(float zoom);
-
- // Called when the metadata of the stream's sink has been changed.
- status_t updateSinkMetadata(const SinkMetadata& sinkMetadata) override;
-
- private:
- audio_stream_in_t *mStream;
-
- friend class DeviceHalLocal;
-
- // Can not be constructed directly by clients.
- StreamInHalLocal(audio_stream_in_t *stream, sp<DeviceHalLocal> device);
-
- virtual ~StreamInHalLocal();
-
- void doUpdateSinkMetadata(const SinkMetadata& sinkMetadata);
- void doUpdateSinkMetadataV7(const SinkMetadata& sinkMetadata);
-};
-
-} // namespace android
-
-#endif // ANDROID_HARDWARE_STREAM_HAL_LOCAL_H