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Diffstat (limited to 'libs/audioflinger/AudioPolicyManagerGeneric.cpp')
| -rw-r--r-- | libs/audioflinger/AudioPolicyManagerGeneric.cpp | 945 |
1 files changed, 0 insertions, 945 deletions
diff --git a/libs/audioflinger/AudioPolicyManagerGeneric.cpp b/libs/audioflinger/AudioPolicyManagerGeneric.cpp deleted file mode 100644 index 8cfc204..0000000 --- a/libs/audioflinger/AudioPolicyManagerGeneric.cpp +++ /dev/null @@ -1,945 +0,0 @@ -/* - * Copyright (C) 2009 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#define LOG_TAG "AudioPolicyManagerGeneric" -//#define LOG_NDEBUG 0 -#include <utils/Log.h> -#include "AudioPolicyManagerGeneric.h" -#include <media/mediarecorder.h> - -namespace android { - - -// ---------------------------------------------------------------------------- -// AudioPolicyInterface implementation -// ---------------------------------------------------------------------------- - - -status_t AudioPolicyManagerGeneric::setDeviceConnectionState(AudioSystem::audio_devices device, - AudioSystem::device_connection_state state, - const char *device_address) -{ - - LOGV("setDeviceConnectionState() device: %x, state %d, address %s", device, state, device_address); - - // connect/disconnect only 1 device at a time - if (AudioSystem::popCount(device) != 1) return BAD_VALUE; - - if (strlen(device_address) >= MAX_DEVICE_ADDRESS_LEN) { - LOGE("setDeviceConnectionState() invalid address: %s", device_address); - return BAD_VALUE; - } - - // handle output devices - if (AudioSystem::isOutputDevice(device)) { - switch (state) - { - // handle output device connection - case AudioSystem::DEVICE_STATE_AVAILABLE: - if (mAvailableOutputDevices & device) { - LOGW("setDeviceConnectionState() device already connected: %x", device); - return INVALID_OPERATION; - } - LOGV("setDeviceConnectionState() connecting device %x", device); - - // register new device as available - mAvailableOutputDevices |= device; - break; - // handle output device disconnection - case AudioSystem::DEVICE_STATE_UNAVAILABLE: - if (!(mAvailableOutputDevices & device)) { - LOGW("setDeviceConnectionState() device not connected: %x", device); - return INVALID_OPERATION; - } - LOGV("setDeviceConnectionState() disconnecting device %x", device); - // remove device from available output devices - mAvailableOutputDevices &= ~device; - break; - - default: - LOGE("setDeviceConnectionState() invalid state: %x", state); - return BAD_VALUE; - } - return NO_ERROR; - } - // handle input devices - if (AudioSystem::isInputDevice(device)) { - switch (state) - { - // handle input device connection - case AudioSystem::DEVICE_STATE_AVAILABLE: - if (mAvailableInputDevices & device) { - LOGW("setDeviceConnectionState() device already connected: %d", device); - return INVALID_OPERATION; - } - mAvailableInputDevices |= device; - break; - - // handle input device disconnection - case AudioSystem::DEVICE_STATE_UNAVAILABLE: - if (!(mAvailableInputDevices & device)) { - LOGW("setDeviceConnectionState() device not connected: %d", device); - return INVALID_OPERATION; - } - mAvailableInputDevices &= ~device; - break; - - default: - LOGE("setDeviceConnectionState() invalid state: %x", state); - return BAD_VALUE; - } - return NO_ERROR; - } - - LOGW("setDeviceConnectionState() invalid device: %x", device); - return BAD_VALUE; -} - -AudioSystem::device_connection_state AudioPolicyManagerGeneric::getDeviceConnectionState(AudioSystem::audio_devices device, - const char *device_address) -{ - AudioSystem::device_connection_state state = AudioSystem::DEVICE_STATE_UNAVAILABLE; - String8 address = String8(device_address); - if (AudioSystem::isOutputDevice(device)) { - if (device & mAvailableOutputDevices) { - state = AudioSystem::DEVICE_STATE_AVAILABLE; - } - } else if (AudioSystem::isInputDevice(device)) { - if (device & mAvailableInputDevices) { - state = AudioSystem::DEVICE_STATE_AVAILABLE; - } - } - - return state; -} - -void AudioPolicyManagerGeneric::setPhoneState(int state) -{ - LOGV("setPhoneState() state %d", state); - uint32_t newDevice = 0; - if (state < 0 || state >= AudioSystem::NUM_MODES) { - LOGW("setPhoneState() invalid state %d", state); - return; - } - - if (state == mPhoneState ) { - LOGW("setPhoneState() setting same state %d", state); - return; - } - // store previous phone state for management of sonification strategy below - int oldState = mPhoneState; - mPhoneState = state; - - // if leaving or entering in call state, handle special case of active streams - // pertaining to sonification strategy see handleIncallSonification() - if (state == AudioSystem::MODE_IN_CALL || - oldState == AudioSystem::MODE_IN_CALL) { - bool starting = (state == AudioSystem::MODE_IN_CALL) ? true : false; - LOGV("setPhoneState() in call state management: new state is %d", state); - for (int stream = 0; stream < AudioSystem::NUM_STREAM_TYPES; stream++) { - handleIncallSonification(stream, starting); - } - } -} - -void AudioPolicyManagerGeneric::setRingerMode(uint32_t mode, uint32_t mask) -{ - LOGV("setRingerMode() mode %x, mask %x", mode, mask); - - mRingerMode = mode; -} - -void AudioPolicyManagerGeneric::setForceUse(AudioSystem::force_use usage, AudioSystem::forced_config config) -{ - LOGV("setForceUse) usage %d, config %d, mPhoneState %d", usage, config, mPhoneState); - mForceUse[usage] = config; -} - -AudioSystem::forced_config AudioPolicyManagerGeneric::getForceUse(AudioSystem::force_use usage) -{ - return mForceUse[usage]; -} - -void AudioPolicyManagerGeneric::setSystemProperty(const char* property, const char* value) -{ - LOGV("setSystemProperty() property %s, value %s", property, value); - if (strcmp(property, "ro.camera.sound.forced") == 0) { - if (atoi(value)) { - LOGV("ENFORCED_AUDIBLE cannot be muted"); - mStreams[AudioSystem::ENFORCED_AUDIBLE].mCanBeMuted = false; - } else { - LOGV("ENFORCED_AUDIBLE can be muted"); - mStreams[AudioSystem::ENFORCED_AUDIBLE].mCanBeMuted = true; - } - } -} - -audio_io_handle_t AudioPolicyManagerGeneric::getOutput(AudioSystem::stream_type stream, - uint32_t samplingRate, - uint32_t format, - uint32_t channels, - AudioSystem::output_flags flags) -{ - LOGV("getOutput() stream %d, samplingRate %d, format %d, channels %x, flags %x", stream, samplingRate, format, channels, flags); - -#ifdef AUDIO_POLICY_TEST - if (mCurOutput != 0) { - LOGV("getOutput() test output mCurOutput %d, samplingRate %d, format %d, channels %x, mDirectOutput %d", - mCurOutput, mTestSamplingRate, mTestFormat, mTestChannels, mDirectOutput); - - if (mTestOutputs[mCurOutput] == 0) { - LOGV("getOutput() opening test output"); - AudioOutputDescriptor *outputDesc = new AudioOutputDescriptor(); - outputDesc->mDevice = mTestDevice; - outputDesc->mSamplingRate = mTestSamplingRate; - outputDesc->mFormat = mTestFormat; - outputDesc->mChannels = mTestChannels; - outputDesc->mLatency = mTestLatencyMs; - outputDesc->mFlags = (AudioSystem::output_flags)(mDirectOutput ? AudioSystem::OUTPUT_FLAG_DIRECT : 0); - outputDesc->mRefCount[stream] = 0; - mTestOutputs[mCurOutput] = mpClientInterface->openOutput(&outputDesc->mDevice, - &outputDesc->mSamplingRate, - &outputDesc->mFormat, - &outputDesc->mChannels, - &outputDesc->mLatency, - outputDesc->mFlags); - if (mTestOutputs[mCurOutput]) { - AudioParameter outputCmd = AudioParameter(); - outputCmd.addInt(String8("set_id"),mCurOutput); - mpClientInterface->setParameters(mTestOutputs[mCurOutput],outputCmd.toString()); - mOutputs.add(mTestOutputs[mCurOutput], outputDesc); - } - } - return mTestOutputs[mCurOutput]; - } -#endif //AUDIO_POLICY_TEST - if ((flags & AudioSystem::OUTPUT_FLAG_DIRECT) || - (format != 0 && !AudioSystem::isLinearPCM(format)) || - (channels != 0 && channels != AudioSystem::CHANNEL_OUT_MONO && channels != AudioSystem::CHANNEL_OUT_STEREO)) { - return 0; - } - - return mHardwareOutput; -} - -status_t AudioPolicyManagerGeneric::startOutput(audio_io_handle_t output, AudioSystem::stream_type stream) -{ - LOGV("startOutput() output %d, stream %d", output, stream); - ssize_t index = mOutputs.indexOfKey(output); - if (index < 0) { - LOGW("startOutput() unknow output %d", output); - return BAD_VALUE; - } - - AudioOutputDescriptor *outputDesc = mOutputs.valueAt(index); - - // handle special case for sonification while in call - if (mPhoneState == AudioSystem::MODE_IN_CALL) { - handleIncallSonification(stream, true); - } - - // incremenent usage count for this stream on the requested output: - outputDesc->changeRefCount(stream, 1); - return NO_ERROR; -} - -status_t AudioPolicyManagerGeneric::stopOutput(audio_io_handle_t output, AudioSystem::stream_type stream) -{ - LOGV("stopOutput() output %d, stream %d", output, stream); - ssize_t index = mOutputs.indexOfKey(output); - if (index < 0) { - LOGW("stopOutput() unknow output %d", output); - return BAD_VALUE; - } - - AudioOutputDescriptor *outputDesc = mOutputs.valueAt(index); - - // handle special case for sonification while in call - if (mPhoneState == AudioSystem::MODE_IN_CALL) { - handleIncallSonification(stream, false); - } - - if (outputDesc->isUsedByStream(stream)) { - // decrement usage count of this stream on the output - outputDesc->changeRefCount(stream, -1); - return NO_ERROR; - } else { - LOGW("stopOutput() refcount is already 0 for output %d", output); - return INVALID_OPERATION; - } -} - -void AudioPolicyManagerGeneric::releaseOutput(audio_io_handle_t output) -{ - LOGV("releaseOutput() %d", output); - ssize_t index = mOutputs.indexOfKey(output); - if (index < 0) { - LOGW("releaseOutput() releasing unknown output %d", output); - return; - } - -#ifdef AUDIO_POLICY_TEST - int testIndex = testOutputIndex(output); - if (testIndex != 0) { - AudioOutputDescriptor *outputDesc = mOutputs.valueAt(index); - if (outputDesc->refCount() == 0) { - mpClientInterface->closeOutput(output); - delete mOutputs.valueAt(index); - mOutputs.removeItem(output); - mTestOutputs[testIndex] = 0; - } - } -#endif //AUDIO_POLICY_TEST -} - -audio_io_handle_t AudioPolicyManagerGeneric::getInput(int inputSource, - uint32_t samplingRate, - uint32_t format, - uint32_t channels, - AudioSystem::audio_in_acoustics acoustics) -{ - audio_io_handle_t input = 0; - uint32_t device; - - LOGV("getInput() inputSource %d, samplingRate %d, format %d, channels %x, acoustics %x", inputSource, samplingRate, format, channels, acoustics); - - AudioInputDescriptor *inputDesc = new AudioInputDescriptor(); - inputDesc->mDevice = AudioSystem::DEVICE_IN_BUILTIN_MIC; - inputDesc->mSamplingRate = samplingRate; - inputDesc->mFormat = format; - inputDesc->mChannels = channels; - inputDesc->mAcoustics = acoustics; - inputDesc->mRefCount = 0; - input = mpClientInterface->openInput(&inputDesc->mDevice, - &inputDesc->mSamplingRate, - &inputDesc->mFormat, - &inputDesc->mChannels, - inputDesc->mAcoustics); - - // only accept input with the exact requested set of parameters - if ((samplingRate != inputDesc->mSamplingRate) || - (format != inputDesc->mFormat) || - (channels != inputDesc->mChannels)) { - LOGV("getOutput() failed opening input: samplingRate %d, format %d, channels %d", - samplingRate, format, channels); - mpClientInterface->closeInput(input); - delete inputDesc; - return 0; - } - mInputs.add(input, inputDesc); - return input; -} - -status_t AudioPolicyManagerGeneric::startInput(audio_io_handle_t input) -{ - LOGV("startInput() input %d", input); - ssize_t index = mInputs.indexOfKey(input); - if (index < 0) { - LOGW("startInput() unknow input %d", input); - return BAD_VALUE; - } - AudioInputDescriptor *inputDesc = mInputs.valueAt(index); - -#ifdef AUDIO_POLICY_TEST - if (mTestInput == 0) -#endif //AUDIO_POLICY_TEST - { - // refuse 2 active AudioRecord clients at the same time - for (size_t i = 0; i < mInputs.size(); i++) { - if (mInputs.valueAt(i)->mRefCount > 0) { - LOGW("startInput() input %d, other input %d already started", input, mInputs.keyAt(i)); - return INVALID_OPERATION; - } - } - } - - inputDesc->mRefCount = 1; - return NO_ERROR; -} - -status_t AudioPolicyManagerGeneric::stopInput(audio_io_handle_t input) -{ - LOGV("stopInput() input %d", input); - ssize_t index = mInputs.indexOfKey(input); - if (index < 0) { - LOGW("stopInput() unknow input %d", input); - return BAD_VALUE; - } - AudioInputDescriptor *inputDesc = mInputs.valueAt(index); - - if (inputDesc->mRefCount == 0) { - LOGW("stopInput() input %d already stopped", input); - return INVALID_OPERATION; - } else { - inputDesc->mRefCount = 0; - return NO_ERROR; - } -} - -void AudioPolicyManagerGeneric::releaseInput(audio_io_handle_t input) -{ - LOGV("releaseInput() %d", input); - ssize_t index = mInputs.indexOfKey(input); - if (index < 0) { - LOGW("releaseInput() releasing unknown input %d", input); - return; - } - mpClientInterface->closeInput(input); - delete mInputs.valueAt(index); - mInputs.removeItem(input); -} - - - -void AudioPolicyManagerGeneric::initStreamVolume(AudioSystem::stream_type stream, - int indexMin, - int indexMax) -{ - LOGV("initStreamVolume() stream %d, min %d, max %d", stream , indexMin, indexMax); - mStreams[stream].mIndexMin = indexMin; - mStreams[stream].mIndexMax = indexMax; -} - -status_t AudioPolicyManagerGeneric::setStreamVolumeIndex(AudioSystem::stream_type stream, int index) -{ - - if ((index < mStreams[stream].mIndexMin) || (index > mStreams[stream].mIndexMax)) { - return BAD_VALUE; - } - - LOGV("setStreamVolumeIndex() stream %d, index %d", stream, index); - mStreams[stream].mIndexCur = index; - - // do not change actual stream volume if the stream is muted - if (mStreams[stream].mMuteCount != 0) { - return NO_ERROR; - } - - // Do not changed in call volume if bluetooth is connected and vice versa - if ((stream == AudioSystem::VOICE_CALL && mForceUse[AudioSystem::FOR_COMMUNICATION] == AudioSystem::FORCE_BT_SCO) || - (stream == AudioSystem::BLUETOOTH_SCO && mForceUse[AudioSystem::FOR_COMMUNICATION] != AudioSystem::FORCE_BT_SCO)) { - LOGV("setStreamVolumeIndex() cannot set stream %d volume with force use = %d for comm", - stream, mForceUse[AudioSystem::FOR_COMMUNICATION]); - return INVALID_OPERATION; - } - - // compute and apply stream volume on all outputs according to connected device - for (size_t i = 0; i < mOutputs.size(); i++) { - AudioOutputDescriptor *outputDesc = mOutputs.valueAt(i); - uint32_t device = outputDesc->device(); - - float volume = computeVolume((int)stream, index, device); - - LOGV("setStreamVolume() for output %d stream %d, volume %f", mOutputs.keyAt(i), stream, volume); - mpClientInterface->setStreamVolume(stream, volume, mOutputs.keyAt(i)); - } - return NO_ERROR; -} - -status_t AudioPolicyManagerGeneric::getStreamVolumeIndex(AudioSystem::stream_type stream, int *index) -{ - if (index == 0) { - return BAD_VALUE; - } - LOGV("getStreamVolumeIndex() stream %d", stream); - *index = mStreams[stream].mIndexCur; - return NO_ERROR; -} - -status_t AudioPolicyManagerGeneric::dump(int fd) -{ - const size_t SIZE = 256; - char buffer[SIZE]; - String8 result; - - snprintf(buffer, SIZE, "\nAudioPolicyManager Dump: %p\n", this); - result.append(buffer); - snprintf(buffer, SIZE, " Hardware Output: %d\n", mHardwareOutput); - result.append(buffer); - snprintf(buffer, SIZE, " Output devices: %08x\n", mAvailableOutputDevices); - result.append(buffer); - snprintf(buffer, SIZE, " Input devices: %08x\n", mAvailableInputDevices); - result.append(buffer); - snprintf(buffer, SIZE, " Phone state: %d\n", mPhoneState); - result.append(buffer); - snprintf(buffer, SIZE, " Ringer mode: %d\n", mRingerMode); - result.append(buffer); - snprintf(buffer, SIZE, " Force use for communications %d\n", mForceUse[AudioSystem::FOR_COMMUNICATION]); - result.append(buffer); - snprintf(buffer, SIZE, " Force use for media %d\n", mForceUse[AudioSystem::FOR_MEDIA]); - result.append(buffer); - snprintf(buffer, SIZE, " Force use for record %d\n", mForceUse[AudioSystem::FOR_RECORD]); - result.append(buffer); - write(fd, result.string(), result.size()); - - snprintf(buffer, SIZE, "\nOutputs dump:\n"); - write(fd, buffer, strlen(buffer)); - for (size_t i = 0; i < mOutputs.size(); i++) { - snprintf(buffer, SIZE, "- Output %d dump:\n", mOutputs.keyAt(i)); - write(fd, buffer, strlen(buffer)); - mOutputs.valueAt(i)->dump(fd); - } - - snprintf(buffer, SIZE, "\nInputs dump:\n"); - write(fd, buffer, strlen(buffer)); - for (size_t i = 0; i < mInputs.size(); i++) { - snprintf(buffer, SIZE, "- Input %d dump:\n", mInputs.keyAt(i)); - write(fd, buffer, strlen(buffer)); - mInputs.valueAt(i)->dump(fd); - } - - snprintf(buffer, SIZE, "\nStreams dump:\n"); - write(fd, buffer, strlen(buffer)); - snprintf(buffer, SIZE, " Stream Index Min Index Max Index Cur Mute Count Can be muted\n"); - write(fd, buffer, strlen(buffer)); - for (size_t i = 0; i < AudioSystem::NUM_STREAM_TYPES; i++) { - snprintf(buffer, SIZE, " %02d", i); - mStreams[i].dump(buffer + 3, SIZE); - write(fd, buffer, strlen(buffer)); - } - - return NO_ERROR; -} - -// ---------------------------------------------------------------------------- -// AudioPolicyManagerGeneric -// ---------------------------------------------------------------------------- - -// --- class factory - -AudioPolicyManagerGeneric::AudioPolicyManagerGeneric(AudioPolicyClientInterface *clientInterface) - : -#ifdef AUDIO_POLICY_TEST - Thread(false), -#endif //AUDIO_POLICY_TEST - mPhoneState(AudioSystem::MODE_NORMAL), mRingerMode(0) -{ - mpClientInterface = clientInterface; - - for (int i = 0; i < AudioSystem::NUM_FORCE_USE; i++) { - mForceUse[i] = AudioSystem::FORCE_NONE; - } - - // devices available by default are speaker, ear piece and microphone - mAvailableOutputDevices = AudioSystem::DEVICE_OUT_SPEAKER; - mAvailableInputDevices = AudioSystem::DEVICE_IN_BUILTIN_MIC; - - // open hardware output - AudioOutputDescriptor *outputDesc = new AudioOutputDescriptor(); - outputDesc->mDevice = (uint32_t)AudioSystem::DEVICE_OUT_SPEAKER; - mHardwareOutput = mpClientInterface->openOutput(&outputDesc->mDevice, - &outputDesc->mSamplingRate, - &outputDesc->mFormat, - &outputDesc->mChannels, - &outputDesc->mLatency, - outputDesc->mFlags); - - if (mHardwareOutput == 0) { - LOGE("Failed to initialize hardware output stream, samplingRate: %d, format %d, channels %d", - outputDesc->mSamplingRate, outputDesc->mFormat, outputDesc->mChannels); - } else { - mOutputs.add(mHardwareOutput, outputDesc); - } - -#ifdef AUDIO_POLICY_TEST - AudioParameter outputCmd = AudioParameter(); - outputCmd.addInt(String8("set_id"), 0); - mpClientInterface->setParameters(mHardwareOutput, outputCmd.toString()); - - mTestDevice = AudioSystem::DEVICE_OUT_SPEAKER; - mTestSamplingRate = 44100; - mTestFormat = AudioSystem::PCM_16_BIT; - mTestChannels = AudioSystem::CHANNEL_OUT_STEREO; - mTestLatencyMs = 0; - mCurOutput = 0; - mDirectOutput = false; - for (int i = 0; i < NUM_TEST_OUTPUTS; i++) { - mTestOutputs[i] = 0; - } - - const size_t SIZE = 256; - char buffer[SIZE]; - snprintf(buffer, SIZE, "AudioPolicyManagerTest"); - run(buffer, ANDROID_PRIORITY_AUDIO); -#endif //AUDIO_POLICY_TEST -} - -AudioPolicyManagerGeneric::~AudioPolicyManagerGeneric() -{ -#ifdef AUDIO_POLICY_TEST - exit(); -#endif //AUDIO_POLICY_TEST - - for (size_t i = 0; i < mOutputs.size(); i++) { - mpClientInterface->closeOutput(mOutputs.keyAt(i)); - delete mOutputs.valueAt(i); - } - mOutputs.clear(); - for (size_t i = 0; i < mInputs.size(); i++) { - mpClientInterface->closeInput(mInputs.keyAt(i)); - delete mInputs.valueAt(i); - } - mInputs.clear(); -} - -#ifdef AUDIO_POLICY_TEST -bool AudioPolicyManagerGeneric::threadLoop() -{ - LOGV("entering threadLoop()"); - while (!exitPending()) - { - String8 command; - int valueInt; - String8 value; - - Mutex::Autolock _l(mLock); - mWaitWorkCV.waitRelative(mLock, milliseconds(50)); - - command = mpClientInterface->getParameters(0, String8("test_cmd_policy")); - AudioParameter param = AudioParameter(command); - - if (param.getInt(String8("test_cmd_policy"), valueInt) == NO_ERROR && - valueInt != 0) { - LOGV("Test command %s received", command.string()); - String8 target; - if (param.get(String8("target"), target) != NO_ERROR) { - target = "Manager"; - } - if (param.getInt(String8("test_cmd_policy_output"), valueInt) == NO_ERROR) { - param.remove(String8("test_cmd_policy_output")); - mCurOutput = valueInt; - } - if (param.get(String8("test_cmd_policy_direct"), value) == NO_ERROR) { - param.remove(String8("test_cmd_policy_direct")); - if (value == "false") { - mDirectOutput = false; - } else if (value == "true") { - mDirectOutput = true; - } - } - if (param.getInt(String8("test_cmd_policy_input"), valueInt) == NO_ERROR) { - param.remove(String8("test_cmd_policy_input")); - mTestInput = valueInt; - } - - if (param.get(String8("test_cmd_policy_format"), value) == NO_ERROR) { - param.remove(String8("test_cmd_policy_format")); - int format = AudioSystem::INVALID_FORMAT; - if (value == "PCM 16 bits") { - format = AudioSystem::PCM_16_BIT; - } else if (value == "PCM 8 bits") { - format = AudioSystem::PCM_8_BIT; - } else if (value == "Compressed MP3") { - format = AudioSystem::MP3; - } - if (format != AudioSystem::INVALID_FORMAT) { - if (target == "Manager") { - mTestFormat = format; - } else if (mTestOutputs[mCurOutput] != 0) { - AudioParameter outputParam = AudioParameter(); - outputParam.addInt(String8("format"), format); - mpClientInterface->setParameters(mTestOutputs[mCurOutput], outputParam.toString()); - } - } - } - if (param.get(String8("test_cmd_policy_channels"), value) == NO_ERROR) { - param.remove(String8("test_cmd_policy_channels")); - int channels = 0; - - if (value == "Channels Stereo") { - channels = AudioSystem::CHANNEL_OUT_STEREO; - } else if (value == "Channels Mono") { - channels = AudioSystem::CHANNEL_OUT_MONO; - } - if (channels != 0) { - if (target == "Manager") { - mTestChannels = channels; - } else if (mTestOutputs[mCurOutput] != 0) { - AudioParameter outputParam = AudioParameter(); - outputParam.addInt(String8("channels"), channels); - mpClientInterface->setParameters(mTestOutputs[mCurOutput], outputParam.toString()); - } - } - } - if (param.getInt(String8("test_cmd_policy_sampleRate"), valueInt) == NO_ERROR) { - param.remove(String8("test_cmd_policy_sampleRate")); - if (valueInt >= 0 && valueInt <= 96000) { - int samplingRate = valueInt; - if (target == "Manager") { - mTestSamplingRate = samplingRate; - } else if (mTestOutputs[mCurOutput] != 0) { - AudioParameter outputParam = AudioParameter(); - outputParam.addInt(String8("sampling_rate"), samplingRate); - mpClientInterface->setParameters(mTestOutputs[mCurOutput], outputParam.toString()); - } - } - } - - if (param.get(String8("test_cmd_policy_reopen"), value) == NO_ERROR) { - param.remove(String8("test_cmd_policy_reopen")); - - mpClientInterface->closeOutput(mHardwareOutput); - delete mOutputs.valueFor(mHardwareOutput); - mOutputs.removeItem(mHardwareOutput); - - AudioOutputDescriptor *outputDesc = new AudioOutputDescriptor(); - outputDesc->mDevice = (uint32_t)AudioSystem::DEVICE_OUT_SPEAKER; - mHardwareOutput = mpClientInterface->openOutput(&outputDesc->mDevice, - &outputDesc->mSamplingRate, - &outputDesc->mFormat, - &outputDesc->mChannels, - &outputDesc->mLatency, - outputDesc->mFlags); - if (mHardwareOutput == 0) { - LOGE("Failed to reopen hardware output stream, samplingRate: %d, format %d, channels %d", - outputDesc->mSamplingRate, outputDesc->mFormat, outputDesc->mChannels); - } else { - AudioParameter outputCmd = AudioParameter(); - outputCmd.addInt(String8("set_id"), 0); - mpClientInterface->setParameters(mHardwareOutput, outputCmd.toString()); - mOutputs.add(mHardwareOutput, outputDesc); - } - } - - - mpClientInterface->setParameters(0, String8("test_cmd_policy=")); - } - } - return false; -} - -void AudioPolicyManagerGeneric::exit() -{ - { - AutoMutex _l(mLock); - requestExit(); - mWaitWorkCV.signal(); - } - requestExitAndWait(); -} - -int AudioPolicyManagerGeneric::testOutputIndex(audio_io_handle_t output) -{ - for (int i = 0; i < NUM_TEST_OUTPUTS; i++) { - if (output == mTestOutputs[i]) return i; - } - return 0; -} -#endif //AUDIO_POLICY_TEST - -// --- - -AudioPolicyManagerGeneric::routing_strategy AudioPolicyManagerGeneric::getStrategy(AudioSystem::stream_type stream) -{ - // stream to strategy mapping - switch (stream) { - case AudioSystem::VOICE_CALL: - case AudioSystem::BLUETOOTH_SCO: - return STRATEGY_PHONE; - case AudioSystem::RING: - case AudioSystem::NOTIFICATION: - case AudioSystem::ALARM: - case AudioSystem::ENFORCED_AUDIBLE: - return STRATEGY_SONIFICATION; - case AudioSystem::DTMF: - return STRATEGY_DTMF; - default: - LOGE("unknown stream type"); - case AudioSystem::SYSTEM: - // NOTE: SYSTEM stream uses MEDIA strategy because muting music and switching outputs - // while key clicks are played produces a poor result - case AudioSystem::TTS: - case AudioSystem::MUSIC: - return STRATEGY_MEDIA; - } -} - - -float AudioPolicyManagerGeneric::computeVolume(int stream, int index, uint32_t device) -{ - float volume = 1.0; - - StreamDescriptor &streamDesc = mStreams[stream]; - - // Force max volume if stream cannot be muted - if (!streamDesc.mCanBeMuted) index = streamDesc.mIndexMax; - - int volInt = (100 * (index - streamDesc.mIndexMin)) / (streamDesc.mIndexMax - streamDesc.mIndexMin); - volume = AudioSystem::linearToLog(volInt); - - return volume; -} - -void AudioPolicyManagerGeneric::setStreamMute(int stream, bool on, audio_io_handle_t output) -{ - LOGV("setStreamMute() stream %d, mute %d, output %d", stream, on, output); - - StreamDescriptor &streamDesc = mStreams[stream]; - - if (on) { - if (streamDesc.mMuteCount++ == 0) { - if (streamDesc.mCanBeMuted) { - mpClientInterface->setStreamVolume((AudioSystem::stream_type)stream, 0, output); - } - } - } else { - if (streamDesc.mMuteCount == 0) { - LOGW("setStreamMute() unmuting non muted stream!"); - return; - } - if (--streamDesc.mMuteCount == 0) { - uint32_t device = mOutputs.valueFor(output)->mDevice; - float volume = computeVolume(stream, streamDesc.mIndexCur, device); - mpClientInterface->setStreamVolume((AudioSystem::stream_type)stream, volume, output); - } - } -} - -void AudioPolicyManagerGeneric::handleIncallSonification(int stream, bool starting) -{ - // if the stream pertains to sonification strategy and we are in call we must - // mute the stream if it is low visibility. If it is high visibility, we must play a tone - // in the device used for phone strategy and play the tone if the selected device does not - // interfere with the device used for phone strategy - if (getStrategy((AudioSystem::stream_type)stream) == STRATEGY_SONIFICATION) { - AudioOutputDescriptor *outputDesc = mOutputs.valueFor(mHardwareOutput); - LOGV("handleIncallSonification() stream %d starting %d device %x", stream, starting, outputDesc->mDevice); - if (outputDesc->isUsedByStream((AudioSystem::stream_type)stream)) { - if (AudioSystem::isLowVisibility((AudioSystem::stream_type)stream)) { - LOGV("handleIncallSonification() low visibility"); - setStreamMute(stream, starting, mHardwareOutput); - } else { - if (starting) { - mpClientInterface->startTone(ToneGenerator::TONE_SUP_CALL_WAITING, AudioSystem::VOICE_CALL); - } else { - mpClientInterface->stopTone(); - } - } - } - } -} - - -// --- AudioOutputDescriptor class implementation - -AudioPolicyManagerGeneric::AudioOutputDescriptor::AudioOutputDescriptor() - : mSamplingRate(0), mFormat(0), mChannels(0), mLatency(0), - mFlags((AudioSystem::output_flags)0), mDevice(0) -{ - // clear usage count for all stream types - for (int i = 0; i < AudioSystem::NUM_STREAM_TYPES; i++) { - mRefCount[i] = 0; - } -} - -uint32_t AudioPolicyManagerGeneric::AudioOutputDescriptor::device() -{ - return mDevice; -} - -void AudioPolicyManagerGeneric::AudioOutputDescriptor::changeRefCount(AudioSystem::stream_type stream, int delta) -{ - if ((delta + (int)mRefCount[stream]) < 0) { - LOGW("changeRefCount() invalid delta %d for stream %d, refCount %d", delta, stream, mRefCount[stream]); - mRefCount[stream] = 0; - return; - } - mRefCount[stream] += delta; - LOGV("changeRefCount() stream %d, count %d", stream, mRefCount[stream]); -} - -uint32_t AudioPolicyManagerGeneric::AudioOutputDescriptor::refCount() -{ - uint32_t refcount = 0; - for (int i = 0; i < (int)AudioSystem::NUM_STREAM_TYPES; i++) { - refcount += mRefCount[i]; - } - return refcount; -} - -status_t AudioPolicyManagerGeneric::AudioOutputDescriptor::dump(int fd) -{ - const size_t SIZE = 256; - char buffer[SIZE]; - String8 result; - - snprintf(buffer, SIZE, " Sampling rate: %d\n", mSamplingRate); - result.append(buffer); - snprintf(buffer, SIZE, " Format: %d\n", mFormat); - result.append(buffer); - snprintf(buffer, SIZE, " Channels: %08x\n", mChannels); - result.append(buffer); - snprintf(buffer, SIZE, " Latency: %d\n", mLatency); - result.append(buffer); - snprintf(buffer, SIZE, " Flags %08x\n", mFlags); - result.append(buffer); - snprintf(buffer, SIZE, " Devices %08x\n", mDevice); - result.append(buffer); - snprintf(buffer, SIZE, " Stream refCount\n"); - result.append(buffer); - for (int i = 0; i < AudioSystem::NUM_STREAM_TYPES; i++) { - snprintf(buffer, SIZE, " %02d %d\n", i, mRefCount[i]); - result.append(buffer); - } - write(fd, result.string(), result.size()); - - return NO_ERROR; -} - -// --- AudioInputDescriptor class implementation - -AudioPolicyManagerGeneric::AudioInputDescriptor::AudioInputDescriptor() - : mSamplingRate(0), mFormat(0), mChannels(0), - mAcoustics((AudioSystem::audio_in_acoustics)0), mDevice(0), mRefCount(0) -{ -} - -status_t AudioPolicyManagerGeneric::AudioInputDescriptor::dump(int fd) -{ - const size_t SIZE = 256; - char buffer[SIZE]; - String8 result; - - snprintf(buffer, SIZE, " Sampling rate: %d\n", mSamplingRate); - result.append(buffer); - snprintf(buffer, SIZE, " Format: %d\n", mFormat); - result.append(buffer); - snprintf(buffer, SIZE, " Channels: %08x\n", mChannels); - result.append(buffer); - snprintf(buffer, SIZE, " Acoustics %08x\n", mAcoustics); - result.append(buffer); - snprintf(buffer, SIZE, " Devices %08x\n", mDevice); - result.append(buffer); - snprintf(buffer, SIZE, " Ref Count %d\n", mRefCount); - result.append(buffer); - write(fd, result.string(), result.size()); - - return NO_ERROR; -} - -// --- StreamDescriptor class implementation - -void AudioPolicyManagerGeneric::StreamDescriptor::dump(char* buffer, size_t size) -{ - snprintf(buffer, size, " %02d %02d %02d %02d %d\n", - mIndexMin, - mIndexMax, - mIndexCur, - mMuteCount, - mCanBeMuted); -} - -}; // namespace android |