802 lines
26 KiB
C++
802 lines
26 KiB
C++
/*
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* Copyright (C) 2009 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#define LOG_TAG "AudioPolicyIntefaceImpl"
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//#define LOG_NDEBUG 0
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#include <utils/Log.h>
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#include "AudioPolicyService.h"
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#include "ServiceUtilities.h"
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namespace android {
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// ----------------------------------------------------------------------------
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status_t AudioPolicyService::setDeviceConnectionState(audio_devices_t device,
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audio_policy_dev_state_t state,
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const char *device_address,
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const char *device_name)
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{
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if (mAudioPolicyManager == NULL) {
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return NO_INIT;
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}
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if (!settingsAllowed()) {
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return PERMISSION_DENIED;
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}
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if (!audio_is_output_device(device) && !audio_is_input_device(device)) {
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return BAD_VALUE;
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}
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if (state != AUDIO_POLICY_DEVICE_STATE_AVAILABLE &&
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state != AUDIO_POLICY_DEVICE_STATE_UNAVAILABLE) {
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return BAD_VALUE;
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}
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ALOGV("setDeviceConnectionState()");
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Mutex::Autolock _l(mLock);
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return mAudioPolicyManager->setDeviceConnectionState(device, state,
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device_address, device_name);
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}
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audio_policy_dev_state_t AudioPolicyService::getDeviceConnectionState(
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audio_devices_t device,
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const char *device_address)
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{
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if (mAudioPolicyManager == NULL) {
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return AUDIO_POLICY_DEVICE_STATE_UNAVAILABLE;
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}
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return mAudioPolicyManager->getDeviceConnectionState(device,
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device_address);
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}
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status_t AudioPolicyService::setPhoneState(audio_mode_t state)
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{
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if (mAudioPolicyManager == NULL) {
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return NO_INIT;
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}
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if (!settingsAllowed()) {
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return PERMISSION_DENIED;
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}
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if (uint32_t(state) >= AUDIO_MODE_CNT) {
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return BAD_VALUE;
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}
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ALOGV("setPhoneState()");
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// acquire lock before calling setMode() so that setMode() + setPhoneState() are an atomic
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// operation from policy manager standpoint (no other operation (e.g track start or stop)
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// can be interleaved).
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Mutex::Autolock _l(mLock);
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// TODO: check if it is more appropriate to do it in platform specific policy manager
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AudioSystem::setMode(state);
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mAudioPolicyManager->setPhoneState(state);
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mPhoneState = state;
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return NO_ERROR;
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}
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audio_mode_t AudioPolicyService::getPhoneState()
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{
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Mutex::Autolock _l(mLock);
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return mPhoneState;
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}
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status_t AudioPolicyService::setForceUse(audio_policy_force_use_t usage,
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audio_policy_forced_cfg_t config)
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{
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if (mAudioPolicyManager == NULL) {
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return NO_INIT;
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}
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if (!settingsAllowed()) {
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return PERMISSION_DENIED;
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}
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if (usage < 0 || usage >= AUDIO_POLICY_FORCE_USE_CNT) {
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return BAD_VALUE;
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}
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if (config < 0 || config >= AUDIO_POLICY_FORCE_CFG_CNT) {
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return BAD_VALUE;
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}
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ALOGV("setForceUse()");
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Mutex::Autolock _l(mLock);
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mAudioPolicyManager->setForceUse(usage, config);
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return NO_ERROR;
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}
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audio_policy_forced_cfg_t AudioPolicyService::getForceUse(audio_policy_force_use_t usage)
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{
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if (mAudioPolicyManager == NULL) {
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return AUDIO_POLICY_FORCE_NONE;
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}
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if (usage < 0 || usage >= AUDIO_POLICY_FORCE_USE_CNT) {
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return AUDIO_POLICY_FORCE_NONE;
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}
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return mAudioPolicyManager->getForceUse(usage);
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}
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audio_io_handle_t AudioPolicyService::getOutput(audio_stream_type_t stream,
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uint32_t samplingRate,
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audio_format_t format,
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audio_channel_mask_t channelMask,
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audio_output_flags_t flags,
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const audio_offload_info_t *offloadInfo)
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{
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if (uint32_t(stream) >= AUDIO_STREAM_PUBLIC_CNT) {
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return AUDIO_IO_HANDLE_NONE;
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}
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if (mAudioPolicyManager == NULL) {
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return AUDIO_IO_HANDLE_NONE;
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}
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ALOGV("getOutput()");
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Mutex::Autolock _l(mLock);
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return mAudioPolicyManager->getOutput(stream, samplingRate,
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format, channelMask, flags, offloadInfo);
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}
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status_t AudioPolicyService::getOutputForAttr(const audio_attributes_t *attr,
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audio_io_handle_t *output,
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audio_session_t session,
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audio_stream_type_t *stream,
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uid_t uid,
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uint32_t samplingRate,
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audio_format_t format,
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audio_channel_mask_t channelMask,
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audio_output_flags_t flags,
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audio_port_handle_t selectedDeviceId,
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const audio_offload_info_t *offloadInfo)
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{
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if (mAudioPolicyManager == NULL) {
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return NO_INIT;
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}
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ALOGV("getOutputForAttr()");
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status_t status = NO_ERROR;
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sp<AudioPolicyEffects> audioPolicyEffects;
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{
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Mutex::Autolock _l(mLock);
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const uid_t callingUid = IPCThreadState::self()->getCallingUid();
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if (!isTrustedCallingUid(callingUid) || uid == (uid_t)-1) {
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ALOGW_IF(uid != (uid_t)-1 && uid != callingUid,
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"%s uid %d tried to pass itself off as %d", __FUNCTION__, callingUid, uid);
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uid = callingUid;
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}
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status = mAudioPolicyManager->getOutputForAttr(attr, output, session, stream, uid, samplingRate,
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format, channelMask, flags, selectedDeviceId, offloadInfo);
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audioPolicyEffects = mAudioPolicyEffects;
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}
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if (status == NO_ERROR && audioPolicyEffects != 0) {
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audioPolicyEffects->updateOutputAudioSessionInfo(*output,
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*stream, session, flags, channelMask, uid);
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}
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return status;
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}
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status_t AudioPolicyService::startOutput(audio_io_handle_t output,
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audio_stream_type_t stream,
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audio_session_t session)
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{
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if (uint32_t(stream) >= AUDIO_STREAM_CNT) {
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return BAD_VALUE;
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}
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if (mAudioPolicyManager == NULL) {
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return NO_INIT;
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}
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ALOGV("startOutput()");
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return mOutputCommandThread->startOutputCommand(output, stream, session);
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}
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status_t AudioPolicyService::doStartOutput(audio_io_handle_t output,
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audio_stream_type_t stream,
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audio_session_t session)
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{
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if (uint32_t(stream) >= AUDIO_STREAM_CNT) {
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return BAD_VALUE;
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}
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if (mAudioPolicyManager == NULL) {
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return NO_INIT;
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}
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ALOGV("doStartOutput()");
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sp<AudioPolicyEffects>audioPolicyEffects;
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{
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Mutex::Autolock _l(mLock);
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audioPolicyEffects = mAudioPolicyEffects;
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}
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if (audioPolicyEffects != 0) {
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// create audio processors according to stream
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status_t status = audioPolicyEffects->addOutputSessionEffects(output, stream, session);
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if (status != NO_ERROR && status != ALREADY_EXISTS) {
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ALOGW("Failed to add effects on session %d", session);
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}
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}
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Mutex::Autolock _l(mLock);
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return mAudioPolicyManager->startOutput(output, stream, session);
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}
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status_t AudioPolicyService::stopOutput(audio_io_handle_t output,
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audio_stream_type_t stream,
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audio_session_t session)
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{
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if (uint32_t(stream) >= AUDIO_STREAM_CNT) {
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return BAD_VALUE;
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}
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if (mAudioPolicyManager == NULL) {
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return NO_INIT;
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}
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ALOGV("stopOutput()");
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mOutputCommandThread->stopOutputCommand(output, stream, session);
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return NO_ERROR;
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}
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status_t AudioPolicyService::doStopOutput(audio_io_handle_t output,
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audio_stream_type_t stream,
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audio_session_t session)
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{
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ALOGV("doStopOutput from tid %d", gettid());
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sp<AudioPolicyEffects>audioPolicyEffects;
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{
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Mutex::Autolock _l(mLock);
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audioPolicyEffects = mAudioPolicyEffects;
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}
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if (audioPolicyEffects != 0) {
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// release audio processors from the stream
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status_t status = audioPolicyEffects->releaseOutputSessionEffects(output, stream, session);
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if (status != NO_ERROR && status != ALREADY_EXISTS) {
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ALOGW("Failed to release effects on session %d", session);
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}
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}
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Mutex::Autolock _l(mLock);
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return mAudioPolicyManager->stopOutput(output, stream, session);
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}
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void AudioPolicyService::releaseOutput(audio_io_handle_t output,
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audio_stream_type_t stream,
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audio_session_t session)
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{
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if (mAudioPolicyManager == NULL) {
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return;
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}
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ALOGV("releaseOutput()");
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mOutputCommandThread->releaseOutputCommand(output, stream, session);
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}
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void AudioPolicyService::doReleaseOutput(audio_io_handle_t output,
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audio_stream_type_t stream,
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audio_session_t session)
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{
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ALOGV("doReleaseOutput from tid %d", gettid());
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sp<AudioPolicyEffects>audioPolicyEffects;
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{
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Mutex::Autolock _l(mLock);
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audioPolicyEffects = mAudioPolicyEffects;
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mAudioPolicyManager->releaseOutput(output, stream, session);
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}
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if (audioPolicyEffects != 0) {
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audioPolicyEffects->releaseOutputAudioSessionInfo(output,
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stream, session);
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}
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}
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status_t AudioPolicyService::getInputForAttr(const audio_attributes_t *attr,
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audio_io_handle_t *input,
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audio_session_t session,
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pid_t pid,
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uid_t uid,
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uint32_t samplingRate,
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audio_format_t format,
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audio_channel_mask_t channelMask,
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audio_input_flags_t flags,
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audio_port_handle_t selectedDeviceId)
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{
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if (mAudioPolicyManager == NULL) {
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return NO_INIT;
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}
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// already checked by client, but double-check in case the client wrapper is bypassed
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if (attr->source >= AUDIO_SOURCE_CNT && attr->source != AUDIO_SOURCE_HOTWORD &&
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attr->source != AUDIO_SOURCE_FM_TUNER) {
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return BAD_VALUE;
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}
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if ((attr->source == AUDIO_SOURCE_HOTWORD) && !captureHotwordAllowed()) {
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return BAD_VALUE;
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}
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sp<AudioPolicyEffects>audioPolicyEffects;
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status_t status;
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AudioPolicyInterface::input_type_t inputType;
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bool updatePid = (pid == -1);
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const uid_t callingUid = IPCThreadState::self()->getCallingUid();
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if (!isTrustedCallingUid(callingUid)) {
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ALOGW_IF(uid != (uid_t)-1 && uid != callingUid,
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"%s uid %d tried to pass itself off as %d", __FUNCTION__, callingUid, uid);
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uid = callingUid;
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updatePid = true;
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}
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if (updatePid) {
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const pid_t callingPid = IPCThreadState::self()->getCallingPid();
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ALOGW_IF(pid != (pid_t)-1 && pid != callingPid,
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"%s uid %d pid %d tried to pass itself off as pid %d",
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__func__, callingUid, callingPid, pid);
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pid = callingPid;
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}
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{
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Mutex::Autolock _l(mLock);
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// the audio_in_acoustics_t parameter is ignored by get_input()
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status = mAudioPolicyManager->getInputForAttr(attr, input, session, uid,
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samplingRate, format, channelMask,
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flags, selectedDeviceId,
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&inputType);
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audioPolicyEffects = mAudioPolicyEffects;
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if (status == NO_ERROR) {
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// enforce permission (if any) required for each type of input
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switch (inputType) {
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case AudioPolicyInterface::API_INPUT_LEGACY:
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break;
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case AudioPolicyInterface::API_INPUT_TELEPHONY_RX:
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// FIXME: use the same permission as for remote submix for now.
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case AudioPolicyInterface::API_INPUT_MIX_CAPTURE:
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if (!isTrustedCallingUid(callingUid) && !captureAudioOutputAllowed(pid, uid)) {
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ALOGE("getInputForAttr() permission denied: capture not allowed");
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status = PERMISSION_DENIED;
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}
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break;
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case AudioPolicyInterface::API_INPUT_MIX_EXT_POLICY_REROUTE:
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if (!modifyAudioRoutingAllowed()) {
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ALOGE("getInputForAttr() permission denied: modify audio routing not allowed");
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status = PERMISSION_DENIED;
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}
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break;
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case AudioPolicyInterface::API_INPUT_INVALID:
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default:
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LOG_ALWAYS_FATAL("getInputForAttr() encountered an invalid input type %d",
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(int)inputType);
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}
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}
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if (status != NO_ERROR) {
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if (status == PERMISSION_DENIED) {
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mAudioPolicyManager->releaseInput(*input, session);
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}
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return status;
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}
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}
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if (audioPolicyEffects != 0) {
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// create audio pre processors according to input source
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status_t status = audioPolicyEffects->addInputEffects(*input, attr->source, session);
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if (status != NO_ERROR && status != ALREADY_EXISTS) {
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ALOGW("Failed to add effects on input %d", *input);
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}
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}
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return NO_ERROR;
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}
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status_t AudioPolicyService::startInput(audio_io_handle_t input,
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audio_session_t session)
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{
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if (mAudioPolicyManager == NULL) {
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return NO_INIT;
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}
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Mutex::Autolock _l(mLock);
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return mAudioPolicyManager->startInput(input, session);
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}
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status_t AudioPolicyService::stopInput(audio_io_handle_t input,
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audio_session_t session)
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{
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if (mAudioPolicyManager == NULL) {
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return NO_INIT;
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}
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Mutex::Autolock _l(mLock);
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return mAudioPolicyManager->stopInput(input, session);
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}
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void AudioPolicyService::releaseInput(audio_io_handle_t input,
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audio_session_t session)
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{
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if (mAudioPolicyManager == NULL) {
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return;
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}
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sp<AudioPolicyEffects>audioPolicyEffects;
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{
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Mutex::Autolock _l(mLock);
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audioPolicyEffects = mAudioPolicyEffects;
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}
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if (audioPolicyEffects != 0) {
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// release audio processors from the input
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status_t status = audioPolicyEffects->releaseInputEffects(input);
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if(status != NO_ERROR) {
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ALOGW("Failed to release effects on input %d", input);
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}
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}
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{
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Mutex::Autolock _l(mLock);
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mAudioPolicyManager->releaseInput(input, session);
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}
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}
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status_t AudioPolicyService::initStreamVolume(audio_stream_type_t stream,
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int indexMin,
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int indexMax)
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{
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if (mAudioPolicyManager == NULL) {
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return NO_INIT;
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}
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if (!settingsAllowed()) {
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return PERMISSION_DENIED;
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}
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if (uint32_t(stream) >= AUDIO_STREAM_PUBLIC_CNT) {
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return BAD_VALUE;
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}
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Mutex::Autolock _l(mLock);
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mAudioPolicyManager->initStreamVolume(stream, indexMin, indexMax);
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return NO_ERROR;
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}
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status_t AudioPolicyService::setStreamVolumeIndex(audio_stream_type_t stream,
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int index,
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audio_devices_t device)
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{
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if (mAudioPolicyManager == NULL) {
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return NO_INIT;
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}
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if (!settingsAllowed()) {
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return PERMISSION_DENIED;
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}
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if (uint32_t(stream) >= AUDIO_STREAM_PUBLIC_CNT) {
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return BAD_VALUE;
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}
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Mutex::Autolock _l(mLock);
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return mAudioPolicyManager->setStreamVolumeIndex(stream,
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index,
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device);
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}
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status_t AudioPolicyService::getStreamVolumeIndex(audio_stream_type_t stream,
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int *index,
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audio_devices_t device)
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{
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if (mAudioPolicyManager == NULL) {
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return NO_INIT;
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}
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if (uint32_t(stream) >= AUDIO_STREAM_PUBLIC_CNT) {
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return BAD_VALUE;
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}
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Mutex::Autolock _l(mLock);
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return mAudioPolicyManager->getStreamVolumeIndex(stream,
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index,
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device);
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}
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uint32_t AudioPolicyService::getStrategyForStream(audio_stream_type_t stream)
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{
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if (uint32_t(stream) >= AUDIO_STREAM_PUBLIC_CNT) {
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return 0;
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}
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if (mAudioPolicyManager == NULL) {
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return 0;
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}
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return mAudioPolicyManager->getStrategyForStream(stream);
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}
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//audio policy: use audio_device_t appropriately
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audio_devices_t AudioPolicyService::getDevicesForStream(audio_stream_type_t stream)
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{
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if (uint32_t(stream) >= AUDIO_STREAM_PUBLIC_CNT) {
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return AUDIO_DEVICE_NONE;
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}
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if (mAudioPolicyManager == NULL) {
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return AUDIO_DEVICE_NONE;
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}
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Mutex::Autolock _l(mLock);
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return mAudioPolicyManager->getDevicesForStream(stream);
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}
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audio_io_handle_t AudioPolicyService::getOutputForEffect(const effect_descriptor_t *desc)
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{
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// FIXME change return type to status_t, and return NO_INIT here
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if (mAudioPolicyManager == NULL) {
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return 0;
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}
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|
Mutex::Autolock _l(mLock);
|
|
return mAudioPolicyManager->getOutputForEffect(desc);
|
|
}
|
|
|
|
status_t AudioPolicyService::registerEffect(const effect_descriptor_t *desc,
|
|
audio_io_handle_t io,
|
|
uint32_t strategy,
|
|
audio_session_t session,
|
|
int id)
|
|
{
|
|
if (mAudioPolicyManager == NULL) {
|
|
return NO_INIT;
|
|
}
|
|
Mutex::Autolock _l(mEffectsLock);
|
|
return mAudioPolicyManager->registerEffect(desc, io, strategy, session, id);
|
|
}
|
|
|
|
status_t AudioPolicyService::unregisterEffect(int id)
|
|
{
|
|
if (mAudioPolicyManager == NULL) {
|
|
return NO_INIT;
|
|
}
|
|
Mutex::Autolock _l(mEffectsLock);
|
|
return mAudioPolicyManager->unregisterEffect(id);
|
|
}
|
|
|
|
status_t AudioPolicyService::setEffectEnabled(int id, bool enabled)
|
|
{
|
|
if (mAudioPolicyManager == NULL) {
|
|
return NO_INIT;
|
|
}
|
|
Mutex::Autolock _l(mEffectsLock);
|
|
return mAudioPolicyManager->setEffectEnabled(id, enabled);
|
|
}
|
|
|
|
bool AudioPolicyService::isStreamActive(audio_stream_type_t stream, uint32_t inPastMs) const
|
|
{
|
|
if (uint32_t(stream) >= AUDIO_STREAM_PUBLIC_CNT) {
|
|
return false;
|
|
}
|
|
if (mAudioPolicyManager == NULL) {
|
|
return false;
|
|
}
|
|
Mutex::Autolock _l(mLock);
|
|
return mAudioPolicyManager->isStreamActive(stream, inPastMs);
|
|
}
|
|
|
|
bool AudioPolicyService::isStreamActiveRemotely(audio_stream_type_t stream, uint32_t inPastMs) const
|
|
{
|
|
if (uint32_t(stream) >= AUDIO_STREAM_PUBLIC_CNT) {
|
|
return false;
|
|
}
|
|
if (mAudioPolicyManager == NULL) {
|
|
return false;
|
|
}
|
|
Mutex::Autolock _l(mLock);
|
|
return mAudioPolicyManager->isStreamActiveRemotely(stream, inPastMs);
|
|
}
|
|
|
|
bool AudioPolicyService::isSourceActive(audio_source_t source) const
|
|
{
|
|
if (mAudioPolicyManager == NULL) {
|
|
return false;
|
|
}
|
|
Mutex::Autolock _l(mLock);
|
|
return mAudioPolicyManager->isSourceActive(source);
|
|
}
|
|
|
|
status_t AudioPolicyService::queryDefaultPreProcessing(audio_session_t audioSession,
|
|
effect_descriptor_t *descriptors,
|
|
uint32_t *count)
|
|
{
|
|
if (mAudioPolicyManager == NULL) {
|
|
*count = 0;
|
|
return NO_INIT;
|
|
}
|
|
sp<AudioPolicyEffects>audioPolicyEffects;
|
|
{
|
|
Mutex::Autolock _l(mLock);
|
|
audioPolicyEffects = mAudioPolicyEffects;
|
|
}
|
|
if (audioPolicyEffects == 0) {
|
|
*count = 0;
|
|
return NO_INIT;
|
|
}
|
|
return audioPolicyEffects->queryDefaultInputEffects(audioSession, descriptors, count);
|
|
}
|
|
|
|
bool AudioPolicyService::isOffloadSupported(const audio_offload_info_t& info)
|
|
{
|
|
if (mAudioPolicyManager == NULL) {
|
|
ALOGV("mAudioPolicyManager == NULL");
|
|
return false;
|
|
}
|
|
Mutex::Autolock _l(mLock);
|
|
Mutex::Autolock _le(mEffectsLock); // isOffloadSupported queries for
|
|
// non-offloadable effects
|
|
return mAudioPolicyManager->isOffloadSupported(info);
|
|
}
|
|
|
|
status_t AudioPolicyService::listAudioPorts(audio_port_role_t role,
|
|
audio_port_type_t type,
|
|
unsigned int *num_ports,
|
|
struct audio_port *ports,
|
|
unsigned int *generation)
|
|
{
|
|
Mutex::Autolock _l(mLock);
|
|
if (mAudioPolicyManager == NULL) {
|
|
return NO_INIT;
|
|
}
|
|
|
|
return mAudioPolicyManager->listAudioPorts(role, type, num_ports, ports, generation);
|
|
}
|
|
|
|
status_t AudioPolicyService::getAudioPort(struct audio_port *port)
|
|
{
|
|
Mutex::Autolock _l(mLock);
|
|
if (mAudioPolicyManager == NULL) {
|
|
return NO_INIT;
|
|
}
|
|
|
|
return mAudioPolicyManager->getAudioPort(port);
|
|
}
|
|
|
|
status_t AudioPolicyService::createAudioPatch(const struct audio_patch *patch,
|
|
audio_patch_handle_t *handle)
|
|
{
|
|
Mutex::Autolock _l(mLock);
|
|
if(!modifyAudioRoutingAllowed()) {
|
|
return PERMISSION_DENIED;
|
|
}
|
|
if (mAudioPolicyManager == NULL) {
|
|
return NO_INIT;
|
|
}
|
|
return mAudioPolicyManager->createAudioPatch(patch, handle,
|
|
IPCThreadState::self()->getCallingUid());
|
|
}
|
|
|
|
status_t AudioPolicyService::releaseAudioPatch(audio_patch_handle_t handle)
|
|
{
|
|
Mutex::Autolock _l(mLock);
|
|
if(!modifyAudioRoutingAllowed()) {
|
|
return PERMISSION_DENIED;
|
|
}
|
|
if (mAudioPolicyManager == NULL) {
|
|
return NO_INIT;
|
|
}
|
|
|
|
return mAudioPolicyManager->releaseAudioPatch(handle,
|
|
IPCThreadState::self()->getCallingUid());
|
|
}
|
|
|
|
status_t AudioPolicyService::listAudioPatches(unsigned int *num_patches,
|
|
struct audio_patch *patches,
|
|
unsigned int *generation)
|
|
{
|
|
Mutex::Autolock _l(mLock);
|
|
if (mAudioPolicyManager == NULL) {
|
|
return NO_INIT;
|
|
}
|
|
|
|
return mAudioPolicyManager->listAudioPatches(num_patches, patches, generation);
|
|
}
|
|
|
|
status_t AudioPolicyService::setAudioPortConfig(const struct audio_port_config *config)
|
|
{
|
|
Mutex::Autolock _l(mLock);
|
|
if(!modifyAudioRoutingAllowed()) {
|
|
return PERMISSION_DENIED;
|
|
}
|
|
if (mAudioPolicyManager == NULL) {
|
|
return NO_INIT;
|
|
}
|
|
|
|
return mAudioPolicyManager->setAudioPortConfig(config);
|
|
}
|
|
|
|
status_t AudioPolicyService::acquireSoundTriggerSession(audio_session_t *session,
|
|
audio_io_handle_t *ioHandle,
|
|
audio_devices_t *device)
|
|
{
|
|
Mutex::Autolock _l(mLock);
|
|
if (mAudioPolicyManager == NULL) {
|
|
return NO_INIT;
|
|
}
|
|
|
|
return mAudioPolicyManager->acquireSoundTriggerSession(session, ioHandle, device);
|
|
}
|
|
|
|
status_t AudioPolicyService::releaseSoundTriggerSession(audio_session_t session)
|
|
{
|
|
Mutex::Autolock _l(mLock);
|
|
if (mAudioPolicyManager == NULL) {
|
|
return NO_INIT;
|
|
}
|
|
|
|
return mAudioPolicyManager->releaseSoundTriggerSession(session);
|
|
}
|
|
|
|
status_t AudioPolicyService::registerPolicyMixes(Vector<AudioMix> mixes, bool registration)
|
|
{
|
|
Mutex::Autolock _l(mLock);
|
|
if(!modifyAudioRoutingAllowed()) {
|
|
return PERMISSION_DENIED;
|
|
}
|
|
if (mAudioPolicyManager == NULL) {
|
|
return NO_INIT;
|
|
}
|
|
if (registration) {
|
|
return mAudioPolicyManager->registerPolicyMixes(mixes);
|
|
} else {
|
|
return mAudioPolicyManager->unregisterPolicyMixes(mixes);
|
|
}
|
|
}
|
|
|
|
status_t AudioPolicyService::startAudioSource(const struct audio_port_config *source,
|
|
const audio_attributes_t *attributes,
|
|
audio_io_handle_t *handle)
|
|
{
|
|
Mutex::Autolock _l(mLock);
|
|
if (mAudioPolicyManager == NULL) {
|
|
return NO_INIT;
|
|
}
|
|
|
|
return mAudioPolicyManager->startAudioSource(source, attributes, handle,
|
|
IPCThreadState::self()->getCallingUid());
|
|
}
|
|
|
|
status_t AudioPolicyService::stopAudioSource(audio_io_handle_t handle)
|
|
{
|
|
Mutex::Autolock _l(mLock);
|
|
if (mAudioPolicyManager == NULL) {
|
|
return NO_INIT;
|
|
}
|
|
|
|
return mAudioPolicyManager->stopAudioSource(handle);
|
|
}
|
|
|
|
status_t AudioPolicyService::setMasterMono(bool mono)
|
|
{
|
|
if (mAudioPolicyManager == NULL) {
|
|
return NO_INIT;
|
|
}
|
|
if (!settingsAllowed()) {
|
|
return PERMISSION_DENIED;
|
|
}
|
|
Mutex::Autolock _l(mLock);
|
|
return mAudioPolicyManager->setMasterMono(mono);
|
|
}
|
|
|
|
status_t AudioPolicyService::getMasterMono(bool *mono)
|
|
{
|
|
if (mAudioPolicyManager == NULL) {
|
|
return NO_INIT;
|
|
}
|
|
Mutex::Autolock _l(mLock);
|
|
return mAudioPolicyManager->getMasterMono(mono);
|
|
}
|
|
|
|
status_t AudioPolicyService::listAudioSessions(audio_stream_type_t streams,
|
|
Vector< sp<AudioSessionInfo>> &sessions)
|
|
{
|
|
sp<AudioPolicyEffects> audioPolicyEffects;
|
|
{
|
|
Mutex::Autolock _l(mLock);
|
|
if (mAudioPolicyManager == NULL) {
|
|
return NO_INIT;
|
|
}
|
|
audioPolicyEffects = mAudioPolicyEffects;
|
|
}
|
|
|
|
if (audioPolicyEffects != 0) {
|
|
return audioPolicyEffects->listAudioSessions(streams, sessions);
|
|
}
|
|
|
|
// no errors here if effects are not available
|
|
return NO_ERROR;
|
|
}
|
|
|
|
|
|
}; // namespace android
|