AUDIO_DEVICE_OUT_BUS 输出设备,Android 的主要输出(车载应用下Android 的所有音频均通过这种方式) AUDIO_DEVICE_OUT_TELEPHONY_TX 输出设备,电话下行数据(车载相关) AUDIO_DEVICE_OUT_EARPIECE 输出设备,听筒(手机) AUDIO_DEVICE_OUT_SPEAKER 输出设备,扬声器(手机) AUDIO_DEVICE_IN_BUS 输入设备,基本的录音设备(车...
1. DEVICE_OUT_EARPIECE : 听筒 2. 3. DEVICE_OUT_SPEAKER : 扬声器 4. 5. DEVICE_OUT_WIRED_HEADSET : 带话筒的耳机 6. DEVICE_OUT_WIRED_HEADPHONE : 不带话筒的耳机 7. 8. DEVICE_OUT_BLUETOOTH_SCO : 蓝牙.面向连接(SCO)方式:主要用于话音传输 9. DEVICE_OUT_BLUETOOTH_SCO_HEADSET : 蓝牙耳机,...
device2 = availableOutputDevicesType & AUDIO_DEVICE_OUT_SPEAKER; } if (device2 == AUDIO_DEVICE_NONE) { device2 = availableOutputDevicesType & AUDIO_DEVICE_OUT_WIRED_HEADPHONE; //普通有线耳机 不带麦克风 } if (device2 == AUDIO_DEVICE_NONE) { device2 = availableOutputDevicesType & AUDIO_...
AUDIO_DEVICE_OUT_BLUETOOTH_SCO_CARKIT | AUDIO_DEVICE_OUT_BLUETOOTH_A2DP | AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES | AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER | AUDIO_DEVICE_OUT_AUX_DIGITAL | AUDIO_DEVICE_OUT_ANLG_DOCK_HEADSET | AUDIO_DEVICE_OUT_DGTL_DOCK_HEADSET | AUDIO_DEVICE_OUT_USB_ACC...
devices AUDIO_DEVICE_OUT_SPEAKER flags AUDIO_OUTPUT_FLAG_PRIMARY } } inputs { primary { sampling_rates8000|16000channel_masks AUDIO_CHANNEL_IN_MONO formats AUDIO_FORMAT_PCM_16_BIT devices AUDIO_DEVICE_IN_BUILTIN_MIC } } } r_submix { ...
returnSTRATEGY_TRANSMITTED_THROUGH_SPEAKER; caseAUDIO_STREAM_ACCESSIBILITY: returnSTRATEGY_ACCESSIBILITY; caseAUDIO_STREAM_REROUTING: returnSTRATEGY_REROUTING; } } 1.2.其中添加的判断语句意思为:判断声音是否通话 . isCall 直接返回 SPEAKER和USB_DEVICE
SPEAKER AND AUDIO OUTPUT DEVICEPROBLEM TO BE SOLVED: To provide a speaker which prevents noise from being caused by sounds emitted by the speaker without screwing a weight to improve echo cancellation performance.OKAMI TAKESHI岡見 威SATO AKIYOSHI佐藤 明善...
device 表示音频端点设备,包括输出端点(如 speaker、headphone、earpiece)和输入端点(如 headset-mic、builtin-mic)。高通 HAL 对音频设备做了扩展,比如 speaker 分为: SND_DEVICE_OUT_SPEAKER:普通的外放设备 SND_DEVICE_OUT_SPEAKER_PROTECTED:带保护的外放设备 ...
PROBLEM TO BE SOLVED: To provide an external speaker control device capable of outputting the sound from either an internal speaker or an external speaker when the power supply of the external speaker control device, which controls an external speaker outside an audio video output device, changes...
Category: Audio Device Speaker 7 people had the same question I have the same question 1 ACCEPTED SOLUTION ub6424 10,592 857 527 5,680 Level 12 09-22-2022 06:08 AM - edited 09-22-2022 06:08 AM Hello @Swiftblade Use <Windows 11 Installation Assistant> instead of <Cre...