diff options
Diffstat (limited to 'services/audiopolicy/AudioPolicyInterfaceImpl.cpp')
| -rw-r--r-- | services/audiopolicy/AudioPolicyInterfaceImpl.cpp | 164 |
1 files changed, 109 insertions, 55 deletions
diff --git a/services/audiopolicy/AudioPolicyInterfaceImpl.cpp b/services/audiopolicy/AudioPolicyInterfaceImpl.cpp index be3c5ad..a45dbb3 100644 --- a/services/audiopolicy/AudioPolicyInterfaceImpl.cpp +++ b/services/audiopolicy/AudioPolicyInterfaceImpl.cpp @@ -129,11 +129,11 @@ audio_io_handle_t AudioPolicyService::getOutput(audio_stream_type_t stream, audio_output_flags_t flags, const audio_offload_info_t *offloadInfo) { - if (uint32_t(stream) >= AUDIO_STREAM_CNT) { - return BAD_VALUE; + if (uint32_t(stream) >= AUDIO_STREAM_PUBLIC_CNT) { + return AUDIO_IO_HANDLE_NONE; } if (mAudioPolicyManager == NULL) { - return 0; + return AUDIO_IO_HANDLE_NONE; } ALOGV("getOutput()"); Mutex::Autolock _l(mLock); @@ -141,25 +141,28 @@ audio_io_handle_t AudioPolicyService::getOutput(audio_stream_type_t stream, format, channelMask, flags, offloadInfo); } -audio_io_handle_t AudioPolicyService::getOutputForAttr(const audio_attributes_t *attr, - uint32_t samplingRate, - audio_format_t format, - audio_channel_mask_t channelMask, - audio_output_flags_t flags, - const audio_offload_info_t *offloadInfo) +status_t AudioPolicyService::getOutputForAttr(const audio_attributes_t *attr, + audio_io_handle_t *output, + audio_session_t session, + audio_stream_type_t *stream, + uint32_t samplingRate, + audio_format_t format, + audio_channel_mask_t channelMask, + audio_output_flags_t flags, + const audio_offload_info_t *offloadInfo) { if (mAudioPolicyManager == NULL) { - return 0; + return NO_INIT; } ALOGV("getOutput()"); Mutex::Autolock _l(mLock); - return mAudioPolicyManager->getOutputForAttr(attr, samplingRate, + return mAudioPolicyManager->getOutputForAttr(attr, output, session, stream, samplingRate, format, channelMask, flags, offloadInfo); } status_t AudioPolicyService::startOutput(audio_io_handle_t output, audio_stream_type_t stream, - int session) + audio_session_t session) { if (uint32_t(stream) >= AUDIO_STREAM_CNT) { return BAD_VALUE; @@ -186,7 +189,7 @@ status_t AudioPolicyService::startOutput(audio_io_handle_t output, status_t AudioPolicyService::stopOutput(audio_io_handle_t output, audio_stream_type_t stream, - int session) + audio_session_t session) { if (uint32_t(stream) >= AUDIO_STREAM_CNT) { return BAD_VALUE; @@ -201,7 +204,7 @@ status_t AudioPolicyService::stopOutput(audio_io_handle_t output, status_t AudioPolicyService::doStopOutput(audio_io_handle_t output, audio_stream_type_t stream, - int session) + audio_session_t session) { ALOGV("doStopOutput from tid %d", gettid()); sp<AudioPolicyEffects>audioPolicyEffects; @@ -220,63 +223,98 @@ status_t AudioPolicyService::doStopOutput(audio_io_handle_t output, return mAudioPolicyManager->stopOutput(output, stream, session); } -void AudioPolicyService::releaseOutput(audio_io_handle_t output) +void AudioPolicyService::releaseOutput(audio_io_handle_t output, + audio_stream_type_t stream, + audio_session_t session) { if (mAudioPolicyManager == NULL) { return; } ALOGV("releaseOutput()"); - mOutputCommandThread->releaseOutputCommand(output); + mOutputCommandThread->releaseOutputCommand(output, stream, session); } -void AudioPolicyService::doReleaseOutput(audio_io_handle_t output) +void AudioPolicyService::doReleaseOutput(audio_io_handle_t output, + audio_stream_type_t stream, + audio_session_t session) { ALOGV("doReleaseOutput from tid %d", gettid()); Mutex::Autolock _l(mLock); - mAudioPolicyManager->releaseOutput(output); + mAudioPolicyManager->releaseOutput(output, stream, session); } -audio_io_handle_t AudioPolicyService::getInput(audio_source_t inputSource, - uint32_t samplingRate, - audio_format_t format, - audio_channel_mask_t channelMask, - int audioSession, - audio_input_flags_t flags) +status_t AudioPolicyService::getInputForAttr(const audio_attributes_t *attr, + audio_io_handle_t *input, + audio_session_t session, + uint32_t samplingRate, + audio_format_t format, + audio_channel_mask_t channelMask, + audio_input_flags_t flags) { if (mAudioPolicyManager == NULL) { - return 0; + return NO_INIT; } // already checked by client, but double-check in case the client wrapper is bypassed - if (inputSource >= AUDIO_SOURCE_CNT && inputSource != AUDIO_SOURCE_HOTWORD && - inputSource != AUDIO_SOURCE_FM_TUNER) { - return 0; + if (attr->source >= AUDIO_SOURCE_CNT && attr->source != AUDIO_SOURCE_HOTWORD && + attr->source != AUDIO_SOURCE_FM_TUNER) { + return BAD_VALUE; } - if (((inputSource == AUDIO_SOURCE_HOTWORD) && !captureHotwordAllowed()) || - ((inputSource == AUDIO_SOURCE_FM_TUNER) && !captureFmTunerAllowed())) { - return 0; + if (((attr->source == AUDIO_SOURCE_HOTWORD) && !captureHotwordAllowed()) || + ((attr->source == AUDIO_SOURCE_FM_TUNER) && !captureFmTunerAllowed())) { + return BAD_VALUE; } - audio_io_handle_t input; sp<AudioPolicyEffects>audioPolicyEffects; + status_t status; + AudioPolicyInterface::input_type_t inputType; { Mutex::Autolock _l(mLock); // the audio_in_acoustics_t parameter is ignored by get_input() - input = mAudioPolicyManager->getInput(inputSource, samplingRate, - format, channelMask, - (audio_session_t)audioSession, flags); + status = mAudioPolicyManager->getInputForAttr(attr, input, session, + samplingRate, format, channelMask, + flags, &inputType); audioPolicyEffects = mAudioPolicyEffects; + + if (status == NO_ERROR) { + // enforce permission (if any) required for each type of input + switch (inputType) { + case AudioPolicyInterface::API_INPUT_LEGACY: + break; + case AudioPolicyInterface::API_INPUT_MIX_CAPTURE: + if (!captureAudioOutputAllowed()) { + ALOGE("getInputForAttr() permission denied: capture not allowed"); + status = PERMISSION_DENIED; + } + break; + case AudioPolicyInterface::API_INPUT_MIX_EXT_POLICY_REROUTE: + if (!modifyAudioRoutingAllowed()) { + ALOGE("getInputForAttr() permission denied: modify audio routing not allowed"); + status = PERMISSION_DENIED; + } + break; + case AudioPolicyInterface::API_INPUT_INVALID: + default: + LOG_ALWAYS_FATAL("getInputForAttr() encountered an invalid input type %d", + (int)inputType); + } + } + + if (status != NO_ERROR) { + if (status == PERMISSION_DENIED) { + mAudioPolicyManager->releaseInput(*input, session); + } + return status; + } } - if (input == 0) { - return input; - } + if (audioPolicyEffects != 0) { // create audio pre processors according to input source - status_t status = audioPolicyEffects->addInputEffects(input, inputSource, audioSession); + status_t status = audioPolicyEffects->addInputEffects(*input, attr->source, session); if (status != NO_ERROR && status != ALREADY_EXISTS) { - ALOGW("Failed to add effects on input %d", input); + ALOGW("Failed to add effects on input %d", *input); } } - return input; + return NO_ERROR; } status_t AudioPolicyService::startInput(audio_io_handle_t input, @@ -332,7 +370,7 @@ status_t AudioPolicyService::initStreamVolume(audio_stream_type_t stream, if (!settingsAllowed()) { return PERMISSION_DENIED; } - if (uint32_t(stream) >= AUDIO_STREAM_CNT) { + if (uint32_t(stream) >= AUDIO_STREAM_PUBLIC_CNT) { return BAD_VALUE; } Mutex::Autolock _l(mLock); @@ -350,7 +388,7 @@ status_t AudioPolicyService::setStreamVolumeIndex(audio_stream_type_t stream, if (!settingsAllowed()) { return PERMISSION_DENIED; } - if (uint32_t(stream) >= AUDIO_STREAM_CNT) { + if (uint32_t(stream) >= AUDIO_STREAM_PUBLIC_CNT) { return BAD_VALUE; } Mutex::Autolock _l(mLock); @@ -366,7 +404,7 @@ status_t AudioPolicyService::getStreamVolumeIndex(audio_stream_type_t stream, if (mAudioPolicyManager == NULL) { return NO_INIT; } - if (uint32_t(stream) >= AUDIO_STREAM_CNT) { + if (uint32_t(stream) >= AUDIO_STREAM_PUBLIC_CNT) { return BAD_VALUE; } Mutex::Autolock _l(mLock); @@ -377,8 +415,8 @@ status_t AudioPolicyService::getStreamVolumeIndex(audio_stream_type_t stream, uint32_t AudioPolicyService::getStrategyForStream(audio_stream_type_t stream) { - if (uint32_t(stream) >= AUDIO_STREAM_CNT) { - return BAD_VALUE; + if (uint32_t(stream) >= AUDIO_STREAM_PUBLIC_CNT) { + return 0; } if (mAudioPolicyManager == NULL) { return 0; @@ -390,11 +428,11 @@ uint32_t AudioPolicyService::getStrategyForStream(audio_stream_type_t stream) audio_devices_t AudioPolicyService::getDevicesForStream(audio_stream_type_t stream) { - if (uint32_t(stream) >= AUDIO_STREAM_CNT) { - return BAD_VALUE; + if (uint32_t(stream) >= AUDIO_STREAM_PUBLIC_CNT) { + return AUDIO_DEVICE_NONE; } if (mAudioPolicyManager == NULL) { - return (audio_devices_t)0; + return AUDIO_DEVICE_NONE; } return mAudioPolicyManager->getDevicesForStream(stream); } @@ -439,11 +477,11 @@ status_t AudioPolicyService::setEffectEnabled(int id, bool enabled) bool AudioPolicyService::isStreamActive(audio_stream_type_t stream, uint32_t inPastMs) const { - if (uint32_t(stream) >= AUDIO_STREAM_CNT) { - return BAD_VALUE; + if (uint32_t(stream) >= AUDIO_STREAM_PUBLIC_CNT) { + return false; } if (mAudioPolicyManager == NULL) { - return 0; + return false; } Mutex::Autolock _l(mLock); return mAudioPolicyManager->isStreamActive(stream, inPastMs); @@ -451,11 +489,11 @@ bool AudioPolicyService::isStreamActive(audio_stream_type_t stream, uint32_t inP bool AudioPolicyService::isStreamActiveRemotely(audio_stream_type_t stream, uint32_t inPastMs) const { - if (uint32_t(stream) >= AUDIO_STREAM_CNT) { - return BAD_VALUE; + if (uint32_t(stream) >= AUDIO_STREAM_PUBLIC_CNT) { + return false; } if (mAudioPolicyManager == NULL) { - return 0; + return false; } Mutex::Autolock _l(mLock); return mAudioPolicyManager->isStreamActiveRemotely(stream, inPastMs); @@ -606,4 +644,20 @@ status_t AudioPolicyService::releaseSoundTriggerSession(audio_session_t session) 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); + } +} + }; // namespace android |