652 lines
21 KiB
C++
652 lines
21 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 "AudioPolicyService"
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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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#include <system/audio.h>
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#include <system/audio_policy.h>
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#include <hardware/audio_policy.h>
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#include <media/AudioPolicyHelper.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 __unused)
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{
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if (mpAudioPolicy == 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 mpAudioPolicy->set_device_connection_state(mpAudioPolicy, device,
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state, device_address);
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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 (mpAudioPolicy == NULL) {
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return AUDIO_POLICY_DEVICE_STATE_UNAVAILABLE;
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}
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return mpAudioPolicy->get_device_connection_state(mpAudioPolicy, 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 (mpAudioPolicy == 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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// 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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Mutex::Autolock _l(mLock);
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mpAudioPolicy->set_phone_state(mpAudioPolicy, 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 (mpAudioPolicy == 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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mpAudioPolicy->set_force_use(mpAudioPolicy, 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 (mpAudioPolicy == 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 mpAudioPolicy->get_force_use(mpAudioPolicy, 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 (mpAudioPolicy == 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 mpAudioPolicy->get_output(mpAudioPolicy, stream, samplingRate,
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format, channelMask, flags, offloadInfo);
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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_PUBLIC_CNT) {
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return BAD_VALUE;
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}
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if (mpAudioPolicy == 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 (mpAudioPolicy == 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 mpAudioPolicy->start_output(mpAudioPolicy, 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_PUBLIC_CNT) {
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return BAD_VALUE;
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}
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if (mpAudioPolicy == 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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// release audio processors from the stream
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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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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 mpAudioPolicy->stop_output(mpAudioPolicy, 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 (mpAudioPolicy == 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 __unused,
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audio_session_t session __unused)
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{
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ALOGV("doReleaseOutput from tid %d", gettid());
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Mutex::Autolock _l(mLock);
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mpAudioPolicy->release_output(mpAudioPolicy, output);
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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 __unused,
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uid_t uid __unused,
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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 __unused,
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audio_port_handle_t selectedDeviceId __unused)
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{
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if (mpAudioPolicy == NULL) {
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return NO_INIT;
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}
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audio_source_t inputSource = attr->source;
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// already checked by client, but double-check in case the client wrapper is bypassed
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if (inputSource >= AUDIO_SOURCE_CNT && inputSource != AUDIO_SOURCE_HOTWORD &&
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inputSource != AUDIO_SOURCE_FM_TUNER) {
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return BAD_VALUE;
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}
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if (inputSource == AUDIO_SOURCE_DEFAULT) {
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inputSource = AUDIO_SOURCE_MIC;
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}
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if ((inputSource == 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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{
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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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*input = mpAudioPolicy->get_input(mpAudioPolicy, inputSource, samplingRate,
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format, channelMask, (audio_in_acoustics_t) 0);
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audioPolicyEffects = mAudioPolicyEffects;
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}
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if (*input == AUDIO_IO_HANDLE_NONE) {
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return INVALID_OPERATION;
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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, inputSource, 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 __unused)
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{
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if (mpAudioPolicy == 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 mpAudioPolicy->start_input(mpAudioPolicy, input);
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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 __unused)
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{
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if (mpAudioPolicy == 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 mpAudioPolicy->stop_input(mpAudioPolicy, input);
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}
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void AudioPolicyService::releaseInput(audio_io_handle_t input,
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audio_session_t session __unused)
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{
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if (mpAudioPolicy == 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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mpAudioPolicy->release_input(mpAudioPolicy, input);
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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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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 (mpAudioPolicy == 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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mpAudioPolicy->init_stream_volume(mpAudioPolicy, 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 (mpAudioPolicy == 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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if (mpAudioPolicy->set_stream_volume_index_for_device) {
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return mpAudioPolicy->set_stream_volume_index_for_device(mpAudioPolicy,
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stream,
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index,
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device);
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} else {
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return mpAudioPolicy->set_stream_volume_index(mpAudioPolicy, stream, index);
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}
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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 (mpAudioPolicy == 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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if (mpAudioPolicy->get_stream_volume_index_for_device) {
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return mpAudioPolicy->get_stream_volume_index_for_device(mpAudioPolicy,
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stream,
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index,
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device);
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} else {
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return mpAudioPolicy->get_stream_volume_index(mpAudioPolicy, stream, index);
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}
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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 (mpAudioPolicy == NULL) {
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return 0;
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}
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return mpAudioPolicy->get_strategy_for_stream(mpAudioPolicy, 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 (mpAudioPolicy == NULL) {
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return AUDIO_DEVICE_NONE;
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}
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return mpAudioPolicy->get_devices_for_stream(mpAudioPolicy, 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 (mpAudioPolicy == NULL) {
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return 0;
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}
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Mutex::Autolock _l(mLock);
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return mpAudioPolicy->get_output_for_effect(mpAudioPolicy, desc);
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}
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status_t AudioPolicyService::registerEffect(const effect_descriptor_t *desc,
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audio_io_handle_t io,
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uint32_t strategy,
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audio_session_t session,
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int id)
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{
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if (mpAudioPolicy == NULL) {
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return NO_INIT;
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}
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return mpAudioPolicy->register_effect(mpAudioPolicy, desc, io, strategy, session, id);
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}
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status_t AudioPolicyService::unregisterEffect(int id)
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{
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if (mpAudioPolicy == NULL) {
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return NO_INIT;
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}
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return mpAudioPolicy->unregister_effect(mpAudioPolicy, id);
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}
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status_t AudioPolicyService::setEffectEnabled(int id, bool enabled)
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{
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if (mpAudioPolicy == NULL) {
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return NO_INIT;
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}
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return mpAudioPolicy->set_effect_enabled(mpAudioPolicy, id, enabled);
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}
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bool AudioPolicyService::isStreamActive(audio_stream_type_t stream, uint32_t inPastMs) const
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{
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if (uint32_t(stream) >= AUDIO_STREAM_PUBLIC_CNT) {
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return false;
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}
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if (mpAudioPolicy == NULL) {
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return false;
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}
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Mutex::Autolock _l(mLock);
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return mpAudioPolicy->is_stream_active(mpAudioPolicy, stream, inPastMs);
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}
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bool AudioPolicyService::isStreamActiveRemotely(audio_stream_type_t stream, uint32_t inPastMs) const
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{
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if (uint32_t(stream) >= AUDIO_STREAM_PUBLIC_CNT) {
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return false;
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}
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if (mpAudioPolicy == NULL) {
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return false;
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}
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Mutex::Autolock _l(mLock);
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return mpAudioPolicy->is_stream_active_remotely(mpAudioPolicy, stream, inPastMs);
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}
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bool AudioPolicyService::isSourceActive(audio_source_t source) const
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{
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if (mpAudioPolicy == NULL) {
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return false;
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}
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if (mpAudioPolicy->is_source_active == 0) {
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return false;
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}
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Mutex::Autolock _l(mLock);
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return mpAudioPolicy->is_source_active(mpAudioPolicy, source);
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}
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status_t AudioPolicyService::queryDefaultPreProcessing(audio_session_t audioSession,
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effect_descriptor_t *descriptors,
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uint32_t *count)
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{
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if (mpAudioPolicy == NULL) {
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*count = 0;
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return NO_INIT;
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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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*count = 0;
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return NO_INIT;
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}
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return audioPolicyEffects->queryDefaultInputEffects(audioSession, descriptors, count);
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}
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bool AudioPolicyService::isOffloadSupported(const audio_offload_info_t& info)
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{
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if (mpAudioPolicy == NULL) {
|
|
ALOGV("mpAudioPolicy == NULL");
|
|
return false;
|
|
}
|
|
|
|
if (mpAudioPolicy->is_offload_supported == NULL) {
|
|
ALOGV("HAL does not implement is_offload_supported");
|
|
return false;
|
|
}
|
|
|
|
return mpAudioPolicy->is_offload_supported(mpAudioPolicy, &info);
|
|
}
|
|
|
|
status_t AudioPolicyService::listAudioPorts(audio_port_role_t role __unused,
|
|
audio_port_type_t type __unused,
|
|
unsigned int *num_ports,
|
|
struct audio_port *ports __unused,
|
|
unsigned int *generation __unused)
|
|
{
|
|
*num_ports = 0;
|
|
return INVALID_OPERATION;
|
|
}
|
|
|
|
status_t AudioPolicyService::getAudioPort(struct audio_port *port __unused)
|
|
{
|
|
return INVALID_OPERATION;
|
|
}
|
|
|
|
status_t AudioPolicyService::createAudioPatch(const struct audio_patch *patch __unused,
|
|
audio_patch_handle_t *handle __unused)
|
|
{
|
|
return INVALID_OPERATION;
|
|
}
|
|
|
|
status_t AudioPolicyService::releaseAudioPatch(audio_patch_handle_t handle __unused)
|
|
{
|
|
return INVALID_OPERATION;
|
|
}
|
|
|
|
status_t AudioPolicyService::listAudioPatches(unsigned int *num_patches,
|
|
struct audio_patch *patches __unused,
|
|
unsigned int *generation __unused)
|
|
{
|
|
*num_patches = 0;
|
|
return INVALID_OPERATION;
|
|
}
|
|
|
|
status_t AudioPolicyService::setAudioPortConfig(const struct audio_port_config *config __unused)
|
|
{
|
|
return INVALID_OPERATION;
|
|
}
|
|
|
|
status_t AudioPolicyService::getOutputForAttr(const audio_attributes_t *attr,
|
|
audio_io_handle_t *output,
|
|
audio_session_t session __unused,
|
|
audio_stream_type_t *stream,
|
|
uid_t uid __unused,
|
|
uint32_t samplingRate,
|
|
audio_format_t format,
|
|
audio_channel_mask_t channelMask,
|
|
audio_output_flags_t flags,
|
|
audio_port_handle_t selectedDeviceId __unused,
|
|
const audio_offload_info_t *offloadInfo)
|
|
{
|
|
if (attr != NULL) {
|
|
*stream = audio_attributes_to_stream_type(attr);
|
|
} else {
|
|
if (*stream == AUDIO_STREAM_DEFAULT) {
|
|
return BAD_VALUE;
|
|
}
|
|
}
|
|
*output = getOutput(*stream, samplingRate, format, channelMask,
|
|
flags, offloadInfo);
|
|
if (*output == AUDIO_IO_HANDLE_NONE) {
|
|
return INVALID_OPERATION;
|
|
}
|
|
return NO_ERROR;
|
|
}
|
|
|
|
status_t AudioPolicyService::acquireSoundTriggerSession(audio_session_t *session __unused,
|
|
audio_io_handle_t *ioHandle __unused,
|
|
audio_devices_t *device __unused)
|
|
{
|
|
return INVALID_OPERATION;
|
|
}
|
|
|
|
status_t AudioPolicyService::releaseSoundTriggerSession(audio_session_t session __unused)
|
|
{
|
|
return INVALID_OPERATION;
|
|
}
|
|
|
|
status_t AudioPolicyService::registerPolicyMixes(Vector<AudioMix> mixes __unused,
|
|
bool registration __unused)
|
|
{
|
|
return INVALID_OPERATION;
|
|
}
|
|
|
|
status_t AudioPolicyService::startAudioSource(const struct audio_port_config *source __unused,
|
|
const audio_attributes_t *attributes __unused,
|
|
audio_io_handle_t *handle __unused)
|
|
{
|
|
return INVALID_OPERATION;
|
|
}
|
|
|
|
status_t AudioPolicyService::stopAudioSource(audio_io_handle_t handle __unused)
|
|
{
|
|
return INVALID_OPERATION;
|
|
}
|
|
|
|
status_t AudioPolicyService::setMasterMono(bool mono __unused)
|
|
{
|
|
return INVALID_OPERATION;
|
|
}
|
|
|
|
status_t AudioPolicyService::getMasterMono(bool *mono __unused)
|
|
{
|
|
return INVALID_OPERATION;
|
|
}
|
|
|
|
status_t AudioPolicyService::listAudioSessions(audio_stream_type_t streams __unused,
|
|
Vector< sp<AudioSessionInfo>> &sessions __unused)
|
|
{
|
|
return INVALID_OPERATION;
|
|
}
|
|
}; // namespace android
|