| /* |
| * Copyright (C) 2015 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. |
| */ |
| |
| #pragma once |
| |
| #include "DeviceDescriptor.h" |
| #include "HwModule.h" |
| #include "audio_policy_conf.h" |
| #include <system/audio.h> |
| #include <utils/Log.h> |
| #include <utils/Vector.h> |
| #include <utils/SortedVector.h> |
| #include <cutils/config_utils.h> |
| #include <utils/RefBase.h> |
| #include <system/audio_policy.h> |
| |
| namespace android { |
| |
| // ---------------------------------------------------------------------------- |
| // Definitions for audio_policy.conf file parsing |
| // ---------------------------------------------------------------------------- |
| |
| struct StringToEnum { |
| const char *name; |
| uint32_t value; |
| }; |
| |
| // TODO: move to a separate file. Should be in sync with audio.h. |
| #define STRING_TO_ENUM(string) { #string, (uint32_t)string } // uint32_t cast removes warning |
| #define NAME_TO_ENUM(name, value) { name, value } |
| #ifndef ARRAY_SIZE |
| #define ARRAY_SIZE(a) (sizeof(a) / sizeof((a)[0])) |
| #endif |
| |
| const StringToEnum sDeviceTypeToEnumTable[] = { |
| STRING_TO_ENUM(AUDIO_DEVICE_OUT_EARPIECE), |
| STRING_TO_ENUM(AUDIO_DEVICE_OUT_SPEAKER), |
| STRING_TO_ENUM(AUDIO_DEVICE_OUT_SPEAKER_SAFE), |
| STRING_TO_ENUM(AUDIO_DEVICE_OUT_WIRED_HEADSET), |
| STRING_TO_ENUM(AUDIO_DEVICE_OUT_WIRED_HEADPHONE), |
| STRING_TO_ENUM(AUDIO_DEVICE_OUT_BLUETOOTH_SCO), |
| STRING_TO_ENUM(AUDIO_DEVICE_OUT_BLUETOOTH_SCO_HEADSET), |
| STRING_TO_ENUM(AUDIO_DEVICE_OUT_BLUETOOTH_SCO_CARKIT), |
| STRING_TO_ENUM(AUDIO_DEVICE_OUT_ALL_SCO), |
| STRING_TO_ENUM(AUDIO_DEVICE_OUT_BLUETOOTH_A2DP), |
| STRING_TO_ENUM(AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES), |
| STRING_TO_ENUM(AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER), |
| STRING_TO_ENUM(AUDIO_DEVICE_OUT_ALL_A2DP), |
| STRING_TO_ENUM(AUDIO_DEVICE_OUT_AUX_DIGITAL), |
| STRING_TO_ENUM(AUDIO_DEVICE_OUT_HDMI), |
| STRING_TO_ENUM(AUDIO_DEVICE_OUT_ANLG_DOCK_HEADSET), |
| STRING_TO_ENUM(AUDIO_DEVICE_OUT_DGTL_DOCK_HEADSET), |
| STRING_TO_ENUM(AUDIO_DEVICE_OUT_USB_ACCESSORY), |
| STRING_TO_ENUM(AUDIO_DEVICE_OUT_USB_DEVICE), |
| STRING_TO_ENUM(AUDIO_DEVICE_OUT_ALL_USB), |
| STRING_TO_ENUM(AUDIO_DEVICE_OUT_REMOTE_SUBMIX), |
| STRING_TO_ENUM(AUDIO_DEVICE_OUT_TELEPHONY_TX), |
| STRING_TO_ENUM(AUDIO_DEVICE_OUT_LINE), |
| STRING_TO_ENUM(AUDIO_DEVICE_OUT_HDMI_ARC), |
| STRING_TO_ENUM(AUDIO_DEVICE_OUT_SPDIF), |
| STRING_TO_ENUM(AUDIO_DEVICE_OUT_FM), |
| STRING_TO_ENUM(AUDIO_DEVICE_OUT_AUX_LINE), |
| STRING_TO_ENUM(AUDIO_DEVICE_OUT_IP), |
| STRING_TO_ENUM(AUDIO_DEVICE_IN_AMBIENT), |
| STRING_TO_ENUM(AUDIO_DEVICE_IN_BUILTIN_MIC), |
| STRING_TO_ENUM(AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET), |
| STRING_TO_ENUM(AUDIO_DEVICE_IN_ALL_SCO), |
| STRING_TO_ENUM(AUDIO_DEVICE_IN_WIRED_HEADSET), |
| STRING_TO_ENUM(AUDIO_DEVICE_IN_AUX_DIGITAL), |
| STRING_TO_ENUM(AUDIO_DEVICE_IN_HDMI), |
| STRING_TO_ENUM(AUDIO_DEVICE_IN_TELEPHONY_RX), |
| STRING_TO_ENUM(AUDIO_DEVICE_IN_VOICE_CALL), |
| STRING_TO_ENUM(AUDIO_DEVICE_IN_BACK_MIC), |
| STRING_TO_ENUM(AUDIO_DEVICE_IN_REMOTE_SUBMIX), |
| STRING_TO_ENUM(AUDIO_DEVICE_IN_ANLG_DOCK_HEADSET), |
| STRING_TO_ENUM(AUDIO_DEVICE_IN_DGTL_DOCK_HEADSET), |
| STRING_TO_ENUM(AUDIO_DEVICE_IN_USB_ACCESSORY), |
| STRING_TO_ENUM(AUDIO_DEVICE_IN_USB_DEVICE), |
| STRING_TO_ENUM(AUDIO_DEVICE_IN_FM_TUNER), |
| STRING_TO_ENUM(AUDIO_DEVICE_IN_TV_TUNER), |
| STRING_TO_ENUM(AUDIO_DEVICE_IN_LINE), |
| STRING_TO_ENUM(AUDIO_DEVICE_IN_SPDIF), |
| STRING_TO_ENUM(AUDIO_DEVICE_IN_BLUETOOTH_A2DP), |
| STRING_TO_ENUM(AUDIO_DEVICE_IN_LOOPBACK), |
| STRING_TO_ENUM(AUDIO_DEVICE_IN_IP), |
| }; |
| |
| const StringToEnum sDeviceNameToEnumTable[] = { |
| NAME_TO_ENUM("Earpiece", AUDIO_DEVICE_OUT_EARPIECE), |
| NAME_TO_ENUM("Speaker", AUDIO_DEVICE_OUT_SPEAKER), |
| NAME_TO_ENUM("Speaker Protected", AUDIO_DEVICE_OUT_SPEAKER_SAFE), |
| NAME_TO_ENUM("Wired Headset", AUDIO_DEVICE_OUT_WIRED_HEADSET), |
| NAME_TO_ENUM("Wired Headphones", AUDIO_DEVICE_OUT_WIRED_HEADPHONE), |
| NAME_TO_ENUM("BT SCO", AUDIO_DEVICE_OUT_BLUETOOTH_SCO), |
| NAME_TO_ENUM("BT SCO Headset", AUDIO_DEVICE_OUT_BLUETOOTH_SCO_HEADSET), |
| NAME_TO_ENUM("BT SCO Car Kit", AUDIO_DEVICE_OUT_BLUETOOTH_SCO_CARKIT), |
| NAME_TO_ENUM("", AUDIO_DEVICE_OUT_ALL_SCO), |
| NAME_TO_ENUM("BT A2DP Out", AUDIO_DEVICE_OUT_BLUETOOTH_A2DP), |
| NAME_TO_ENUM("BT A2DP Headphones", AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES), |
| NAME_TO_ENUM("BT A2DP Speaker", AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER), |
| NAME_TO_ENUM("", AUDIO_DEVICE_OUT_ALL_A2DP), |
| NAME_TO_ENUM("HDMI Out", AUDIO_DEVICE_OUT_AUX_DIGITAL), |
| NAME_TO_ENUM("HDMI Out", AUDIO_DEVICE_OUT_HDMI), |
| NAME_TO_ENUM("Analog Dock Out", AUDIO_DEVICE_OUT_ANLG_DOCK_HEADSET), |
| NAME_TO_ENUM("Digital Dock Out", AUDIO_DEVICE_OUT_DGTL_DOCK_HEADSET), |
| NAME_TO_ENUM("USB Host Out", AUDIO_DEVICE_OUT_USB_ACCESSORY), |
| NAME_TO_ENUM("USB Device Out", AUDIO_DEVICE_OUT_USB_DEVICE), |
| NAME_TO_ENUM("", AUDIO_DEVICE_OUT_ALL_USB), |
| NAME_TO_ENUM("Reroute Submix Out", AUDIO_DEVICE_OUT_REMOTE_SUBMIX), |
| NAME_TO_ENUM("Telephony Tx", AUDIO_DEVICE_OUT_TELEPHONY_TX), |
| NAME_TO_ENUM("Line Out", AUDIO_DEVICE_OUT_LINE), |
| NAME_TO_ENUM("HDMI ARC Out", AUDIO_DEVICE_OUT_HDMI_ARC), |
| NAME_TO_ENUM("S/PDIF Out", AUDIO_DEVICE_OUT_SPDIF), |
| NAME_TO_ENUM("FM transceiver Out", AUDIO_DEVICE_OUT_FM), |
| NAME_TO_ENUM("Aux Line Out", AUDIO_DEVICE_OUT_AUX_LINE), |
| NAME_TO_ENUM("IP Out", AUDIO_DEVICE_OUT_IP), |
| NAME_TO_ENUM("Ambient Mic", AUDIO_DEVICE_IN_AMBIENT), |
| NAME_TO_ENUM("Built-In Mic", AUDIO_DEVICE_IN_BUILTIN_MIC), |
| NAME_TO_ENUM("BT SCO Headset Mic", AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET), |
| NAME_TO_ENUM("", AUDIO_DEVICE_IN_ALL_SCO), |
| NAME_TO_ENUM("Wired Headset Mic", AUDIO_DEVICE_IN_WIRED_HEADSET), |
| NAME_TO_ENUM("HDMI In", AUDIO_DEVICE_IN_AUX_DIGITAL), |
| NAME_TO_ENUM("HDMI In", AUDIO_DEVICE_IN_HDMI), |
| NAME_TO_ENUM("Telephony Rx", AUDIO_DEVICE_IN_TELEPHONY_RX), |
| NAME_TO_ENUM("Telephony Rx", AUDIO_DEVICE_IN_VOICE_CALL), |
| NAME_TO_ENUM("Built-In Back Mic", AUDIO_DEVICE_IN_BACK_MIC), |
| NAME_TO_ENUM("Reroute Submix In", AUDIO_DEVICE_IN_REMOTE_SUBMIX), |
| NAME_TO_ENUM("Analog Dock In", AUDIO_DEVICE_IN_ANLG_DOCK_HEADSET), |
| NAME_TO_ENUM("Digital Dock In", AUDIO_DEVICE_IN_DGTL_DOCK_HEADSET), |
| NAME_TO_ENUM("USB Host In", AUDIO_DEVICE_IN_USB_ACCESSORY), |
| NAME_TO_ENUM("USB Device In", AUDIO_DEVICE_IN_USB_DEVICE), |
| NAME_TO_ENUM("FM Tuner In", AUDIO_DEVICE_IN_FM_TUNER), |
| NAME_TO_ENUM("TV Tuner In", AUDIO_DEVICE_IN_TV_TUNER), |
| NAME_TO_ENUM("Line In", AUDIO_DEVICE_IN_LINE), |
| NAME_TO_ENUM("S/PDIF In", AUDIO_DEVICE_IN_SPDIF), |
| NAME_TO_ENUM("BT A2DP In", AUDIO_DEVICE_IN_BLUETOOTH_A2DP), |
| NAME_TO_ENUM("Loopback In", AUDIO_DEVICE_IN_LOOPBACK), |
| NAME_TO_ENUM("IP In", AUDIO_DEVICE_IN_IP), |
| }; |
| |
| const StringToEnum sOutputFlagNameToEnumTable[] = { |
| STRING_TO_ENUM(AUDIO_OUTPUT_FLAG_DIRECT), |
| STRING_TO_ENUM(AUDIO_OUTPUT_FLAG_PRIMARY), |
| STRING_TO_ENUM(AUDIO_OUTPUT_FLAG_FAST), |
| STRING_TO_ENUM(AUDIO_OUTPUT_FLAG_DEEP_BUFFER), |
| STRING_TO_ENUM(AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD), |
| STRING_TO_ENUM(AUDIO_OUTPUT_FLAG_NON_BLOCKING), |
| STRING_TO_ENUM(AUDIO_OUTPUT_FLAG_HW_AV_SYNC), |
| STRING_TO_ENUM(AUDIO_OUTPUT_FLAG_TTS), |
| STRING_TO_ENUM(AUDIO_OUTPUT_FLAG_RAW), |
| STRING_TO_ENUM(AUDIO_OUTPUT_FLAG_SYNC), |
| }; |
| |
| const StringToEnum sInputFlagNameToEnumTable[] = { |
| STRING_TO_ENUM(AUDIO_INPUT_FLAG_FAST), |
| STRING_TO_ENUM(AUDIO_INPUT_FLAG_HW_HOTWORD), |
| STRING_TO_ENUM(AUDIO_INPUT_FLAG_RAW), |
| STRING_TO_ENUM(AUDIO_INPUT_FLAG_SYNC), |
| }; |
| |
| const StringToEnum sFormatNameToEnumTable[] = { |
| STRING_TO_ENUM(AUDIO_FORMAT_PCM_16_BIT), |
| STRING_TO_ENUM(AUDIO_FORMAT_PCM_8_BIT), |
| STRING_TO_ENUM(AUDIO_FORMAT_PCM_32_BIT), |
| STRING_TO_ENUM(AUDIO_FORMAT_PCM_8_24_BIT), |
| STRING_TO_ENUM(AUDIO_FORMAT_PCM_FLOAT), |
| STRING_TO_ENUM(AUDIO_FORMAT_PCM_24_BIT_PACKED), |
| STRING_TO_ENUM(AUDIO_FORMAT_MP3), |
| STRING_TO_ENUM(AUDIO_FORMAT_AAC), |
| STRING_TO_ENUM(AUDIO_FORMAT_AAC_MAIN), |
| STRING_TO_ENUM(AUDIO_FORMAT_AAC_LC), |
| STRING_TO_ENUM(AUDIO_FORMAT_AAC_SSR), |
| STRING_TO_ENUM(AUDIO_FORMAT_AAC_LTP), |
| STRING_TO_ENUM(AUDIO_FORMAT_AAC_HE_V1), |
| STRING_TO_ENUM(AUDIO_FORMAT_AAC_SCALABLE), |
| STRING_TO_ENUM(AUDIO_FORMAT_AAC_ERLC), |
| STRING_TO_ENUM(AUDIO_FORMAT_AAC_LD), |
| STRING_TO_ENUM(AUDIO_FORMAT_AAC_HE_V2), |
| STRING_TO_ENUM(AUDIO_FORMAT_AAC_ELD), |
| STRING_TO_ENUM(AUDIO_FORMAT_VORBIS), |
| STRING_TO_ENUM(AUDIO_FORMAT_HE_AAC_V1), |
| STRING_TO_ENUM(AUDIO_FORMAT_HE_AAC_V2), |
| STRING_TO_ENUM(AUDIO_FORMAT_OPUS), |
| STRING_TO_ENUM(AUDIO_FORMAT_AC3), |
| STRING_TO_ENUM(AUDIO_FORMAT_E_AC3), |
| STRING_TO_ENUM(AUDIO_FORMAT_DTS), |
| STRING_TO_ENUM(AUDIO_FORMAT_DTS_HD), |
| }; |
| |
| const StringToEnum sOutChannelsNameToEnumTable[] = { |
| STRING_TO_ENUM(AUDIO_CHANNEL_OUT_MONO), |
| STRING_TO_ENUM(AUDIO_CHANNEL_OUT_STEREO), |
| STRING_TO_ENUM(AUDIO_CHANNEL_OUT_QUAD), |
| STRING_TO_ENUM(AUDIO_CHANNEL_OUT_5POINT1), |
| STRING_TO_ENUM(AUDIO_CHANNEL_OUT_7POINT1), |
| }; |
| |
| const StringToEnum sInChannelsNameToEnumTable[] = { |
| STRING_TO_ENUM(AUDIO_CHANNEL_IN_MONO), |
| STRING_TO_ENUM(AUDIO_CHANNEL_IN_STEREO), |
| STRING_TO_ENUM(AUDIO_CHANNEL_IN_FRONT_BACK), |
| }; |
| |
| const StringToEnum sIndexChannelsNameToEnumTable[] = { |
| STRING_TO_ENUM(AUDIO_CHANNEL_INDEX_MASK_1), |
| STRING_TO_ENUM(AUDIO_CHANNEL_INDEX_MASK_2), |
| STRING_TO_ENUM(AUDIO_CHANNEL_INDEX_MASK_3), |
| STRING_TO_ENUM(AUDIO_CHANNEL_INDEX_MASK_4), |
| STRING_TO_ENUM(AUDIO_CHANNEL_INDEX_MASK_5), |
| STRING_TO_ENUM(AUDIO_CHANNEL_INDEX_MASK_6), |
| STRING_TO_ENUM(AUDIO_CHANNEL_INDEX_MASK_7), |
| STRING_TO_ENUM(AUDIO_CHANNEL_INDEX_MASK_8), |
| }; |
| |
| const StringToEnum sGainModeNameToEnumTable[] = { |
| STRING_TO_ENUM(AUDIO_GAIN_MODE_JOINT), |
| STRING_TO_ENUM(AUDIO_GAIN_MODE_CHANNELS), |
| STRING_TO_ENUM(AUDIO_GAIN_MODE_RAMP), |
| }; |
| |
| class ConfigParsingUtils |
| { |
| public: |
| static uint32_t stringToEnum(const struct StringToEnum *table, |
| size_t size, |
| const char *name); |
| static const char *enumToString(const struct StringToEnum *table, |
| size_t size, |
| uint32_t value); |
| static bool stringToBool(const char *value); |
| static uint32_t parseOutputFlagNames(char *name); |
| static uint32_t parseInputFlagNames(char *name); |
| static audio_devices_t parseDeviceNames(char *name); |
| |
| static void loadHwModules(cnode *root, HwModuleCollection &hwModules, |
| DeviceVector &availableInputDevices, |
| DeviceVector &availableOutputDevices, |
| sp<DeviceDescriptor> &defaultOutputDevices, |
| bool &isSpeakerDrcEnabled); |
| |
| static void loadGlobalConfig(cnode *root, const sp<HwModule>& module, |
| DeviceVector &availableInputDevices, |
| DeviceVector &availableOutputDevices, |
| sp<DeviceDescriptor> &defaultOutputDevices, |
| bool &isSpeakerDrcEnabled); |
| |
| static status_t loadAudioPolicyConfig(const char *path, |
| HwModuleCollection &hwModules, |
| DeviceVector &availableInputDevices, |
| DeviceVector &availableOutputDevices, |
| sp<DeviceDescriptor> &defaultOutputDevices, |
| bool &isSpeakerDrcEnabled); |
| |
| private: |
| static void loadHwModule(cnode *root, HwModuleCollection &hwModules, |
| DeviceVector &availableInputDevices, |
| DeviceVector &availableOutputDevices, |
| sp<DeviceDescriptor> &defaultOutputDevices, |
| bool &isSpeakerDrcEnabled); |
| }; |
| |
| }; // namespace android |
