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/*
* Copyright (c) 2015 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include "webrtc/modules/audio_device/android/audio_manager.h"
#include <android/log.h>
#include "webrtc/base/arraysize.h"
#include "webrtc/base/checks.h"
#include "webrtc/base/scoped_ptr.h"
#include "webrtc/modules/audio_device/android/audio_common.h"
#include "webrtc/modules/utility/interface/helpers_android.h"
#define TAG "AudioManager"
#define ALOGV(...) __android_log_print(ANDROID_LOG_VERBOSE, TAG, __VA_ARGS__)
#define ALOGD(...) __android_log_print(ANDROID_LOG_DEBUG, TAG, __VA_ARGS__)
#define ALOGE(...) __android_log_print(ANDROID_LOG_ERROR, TAG, __VA_ARGS__)
#define ALOGW(...) __android_log_print(ANDROID_LOG_WARN, TAG, __VA_ARGS__)
#define ALOGI(...) __android_log_print(ANDROID_LOG_INFO, TAG, __VA_ARGS__)
namespace webrtc {
// AudioManager::JavaAudioManager implementation
AudioManager::JavaAudioManager::JavaAudioManager(
NativeRegistration* native_reg, rtc::scoped_ptr<GlobalRef> audio_manager)
: audio_manager_(audio_manager.Pass()),
init_(native_reg->GetMethodId("init", "()Z")),
dispose_(native_reg->GetMethodId("dispose", "()V")),
is_communication_mode_enabled_(
native_reg->GetMethodId("isCommunicationModeEnabled", "()Z")),
is_device_blacklisted_for_open_sles_usage_(
native_reg->GetMethodId(
"isDeviceBlacklistedForOpenSLESUsage", "()Z")) {
ALOGD("JavaAudioManager::ctor%s", GetThreadInfo().c_str());
}
AudioManager::JavaAudioManager::~JavaAudioManager() {
ALOGD("JavaAudioManager::dtor%s", GetThreadInfo().c_str());
}
bool AudioManager::JavaAudioManager::Init() {
return audio_manager_->CallBooleanMethod(init_);
}
void AudioManager::JavaAudioManager::Close() {
audio_manager_->CallVoidMethod(dispose_);
}
bool AudioManager::JavaAudioManager::IsCommunicationModeEnabled() {
return audio_manager_->CallBooleanMethod(is_communication_mode_enabled_);
}
bool AudioManager::JavaAudioManager::IsDeviceBlacklistedForOpenSLESUsage() {
return audio_manager_->CallBooleanMethod(
is_device_blacklisted_for_open_sles_usage_);
}
// AudioManager implementation
AudioManager::AudioManager()
: j_environment_(JVM::GetInstance()->environment()),
audio_layer_(AudioDeviceModule::kPlatformDefaultAudio),
initialized_(false),
hardware_aec_(false),
hardware_agc_(false),
hardware_ns_(false),
low_latency_playout_(false),
delay_estimate_in_milliseconds_(0),
output_stream_type_(0) {
ALOGD("ctor%s", GetThreadInfo().c_str());
RTC_CHECK(j_environment_);
JNINativeMethod native_methods[] = {
{"nativeCacheAudioParameters",
"(IIZZZZIIIJ)V",
reinterpret_cast<void*>(&webrtc::AudioManager::CacheAudioParameters)}};
j_native_registration_ = j_environment_->RegisterNatives(
"org/webrtc/voiceengine/WebRtcAudioManager",
native_methods, arraysize(native_methods));
j_audio_manager_.reset(new JavaAudioManager(
j_native_registration_.get(),
j_native_registration_->NewObject(
"<init>", "(Landroid/content/Context;J)V",
JVM::GetInstance()->context(), PointerTojlong(this))));
}
AudioManager::~AudioManager() {
ALOGD("~dtor%s", GetThreadInfo().c_str());
RTC_DCHECK(thread_checker_.CalledOnValidThread());
Close();
}
void AudioManager::SetActiveAudioLayer(
AudioDeviceModule::AudioLayer audio_layer) {
ALOGD("SetActiveAudioLayer(%d)%s", audio_layer, GetThreadInfo().c_str());
RTC_DCHECK(thread_checker_.CalledOnValidThread());
RTC_DCHECK(!initialized_);
// Store the currenttly utilized audio layer.
audio_layer_ = audio_layer;
// The delay estimate can take one of two fixed values depending on if the
// device supports low-latency output or not. However, it is also possible
// that the user explicitly selects the high-latency audio path, hence we use
// the selected |audio_layer| here to set the delay estimate.
delay_estimate_in_milliseconds_ =
(audio_layer == AudioDeviceModule::kAndroidJavaAudio) ?
kHighLatencyModeDelayEstimateInMilliseconds :
kLowLatencyModeDelayEstimateInMilliseconds;
ALOGD("delay_estimate_in_milliseconds: %d", delay_estimate_in_milliseconds_);
}
bool AudioManager::Init() {
ALOGD("Init%s", GetThreadInfo().c_str());
RTC_DCHECK(thread_checker_.CalledOnValidThread());
RTC_DCHECK(!initialized_);
RTC_DCHECK_NE(audio_layer_, AudioDeviceModule::kPlatformDefaultAudio);
if (!j_audio_manager_->Init()) {
ALOGE("init failed!");
return false;
}
initialized_ = true;
return true;
}
bool AudioManager::Close() {
ALOGD("Close%s", GetThreadInfo().c_str());
RTC_DCHECK(thread_checker_.CalledOnValidThread());
if (!initialized_)
return true;
j_audio_manager_->Close();
initialized_ = false;
return true;
}
bool AudioManager::IsCommunicationModeEnabled() const {
ALOGD("IsCommunicationModeEnabled()");
RTC_DCHECK(thread_checker_.CalledOnValidThread());
return j_audio_manager_->IsCommunicationModeEnabled();
}
bool AudioManager::IsAcousticEchoCancelerSupported() const {
RTC_DCHECK(thread_checker_.CalledOnValidThread());
return hardware_aec_;
}
bool AudioManager::IsAutomaticGainControlSupported() const {
RTC_DCHECK(thread_checker_.CalledOnValidThread());
return hardware_agc_;
}
bool AudioManager::IsNoiseSuppressorSupported() const {
RTC_DCHECK(thread_checker_.CalledOnValidThread());
return hardware_ns_;
}
bool AudioManager::IsLowLatencyPlayoutSupported() const {
RTC_DCHECK(thread_checker_.CalledOnValidThread());
ALOGD("IsLowLatencyPlayoutSupported()");
// Some devices are blacklisted for usage of OpenSL ES even if they report
// that low-latency playout is supported. See b/21485703 for details.
return j_audio_manager_->IsDeviceBlacklistedForOpenSLESUsage() ?
false : low_latency_playout_;
}
int AudioManager::GetDelayEstimateInMilliseconds() const {
return delay_estimate_in_milliseconds_;
}
void JNICALL AudioManager::CacheAudioParameters(JNIEnv* env,
jobject obj,
jint sample_rate,
jint channels,
jboolean hardware_aec,
jboolean hardware_agc,
jboolean hardware_ns,
jboolean low_latency_output,
jint output_buffer_size,
jint input_buffer_size,
jint output_stream_type,
jlong native_audio_manager) {
webrtc::AudioManager* this_object =
reinterpret_cast<webrtc::AudioManager*>(native_audio_manager);
this_object->OnCacheAudioParameters(
env, sample_rate, channels, hardware_aec, hardware_agc, hardware_ns,
low_latency_output, output_buffer_size, input_buffer_size,
output_stream_type);
}
void AudioManager::OnCacheAudioParameters(JNIEnv* env,
jint sample_rate,
jint channels,
jboolean hardware_aec,
jboolean hardware_agc,
jboolean hardware_ns,
jboolean low_latency_output,
jint output_buffer_size,
jint input_buffer_size,
jint output_stream_type) {
ALOGD("OnCacheAudioParameters%s", GetThreadInfo().c_str());
ALOGD("hardware_aec: %d", hardware_aec);
ALOGD("hardware_agc: %d", hardware_agc);
ALOGD("hardware_ns: %d", hardware_ns);
ALOGD("low_latency_output: %d", low_latency_output);
ALOGD("sample_rate: %d", sample_rate);
ALOGD("channels: %d", channels);
ALOGD("output_buffer_size: %d", output_buffer_size);
ALOGD("input_buffer_size: %d", input_buffer_size);
ALOGD("output_stream_type: %d", output_stream_type);
RTC_DCHECK(thread_checker_.CalledOnValidThread());
hardware_aec_ = hardware_aec;
hardware_agc_ = hardware_agc;
hardware_ns_ = hardware_ns;
low_latency_playout_ = low_latency_output;
output_stream_type_ = output_stream_type;
// TODO(henrika): add support for stereo output.
playout_parameters_.reset(sample_rate, channels,
static_cast<size_t>(output_buffer_size));
record_parameters_.reset(sample_rate, channels,
static_cast<size_t>(input_buffer_size));
}
const AudioParameters& AudioManager::GetPlayoutAudioParameters() {
RTC_CHECK(playout_parameters_.is_valid());
RTC_DCHECK(thread_checker_.CalledOnValidThread());
return playout_parameters_;
}
const AudioParameters& AudioManager::GetRecordAudioParameters() {
RTC_CHECK(record_parameters_.is_valid());
RTC_DCHECK(thread_checker_.CalledOnValidThread());
return record_parameters_;
}
} // namespace webrtc
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