audio: added definitions for usb audio devices (79f90bdc) · Commits · e / os / android_system_core

include/system/audio.h

+14 −0

Original line number	Diff line number	Diff line
		@@ -290,6 +290,8 @@ typedef enum {
		AUDIO_DEVICE_OUT_AUX_DIGITAL = 0x400,
		AUDIO_DEVICE_OUT_ANLG_DOCK_HEADSET = 0x800,
		AUDIO_DEVICE_OUT_DGTL_DOCK_HEADSET = 0x1000,
		AUDIO_DEVICE_OUT_USB_ACCESSORY = 0x2000,
		AUDIO_DEVICE_OUT_USB_DEVICE = 0x4000,
		AUDIO_DEVICE_OUT_DEFAULT = 0x8000,
		AUDIO_DEVICE_OUT_ALL = (AUDIO_DEVICE_OUT_EARPIECE \|
		AUDIO_DEVICE_OUT_SPEAKER \|
		@@ -304,6 +306,8 @@ typedef enum {
		AUDIO_DEVICE_OUT_AUX_DIGITAL \|
		AUDIO_DEVICE_OUT_ANLG_DOCK_HEADSET \|
		AUDIO_DEVICE_OUT_DGTL_DOCK_HEADSET \|
		AUDIO_DEVICE_OUT_USB_ACCESSORY \|
		AUDIO_DEVICE_OUT_USB_DEVICE \|
		AUDIO_DEVICE_OUT_DEFAULT),
		AUDIO_DEVICE_OUT_ALL_A2DP = (AUDIO_DEVICE_OUT_BLUETOOTH_A2DP \|
		AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES \|
		@@ -311,6 +315,8 @@ typedef enum {
		AUDIO_DEVICE_OUT_ALL_SCO = (AUDIO_DEVICE_OUT_BLUETOOTH_SCO \|
		AUDIO_DEVICE_OUT_BLUETOOTH_SCO_HEADSET \|
		AUDIO_DEVICE_OUT_BLUETOOTH_SCO_CARKIT),
		AUDIO_DEVICE_OUT_ALL_USB = (AUDIO_DEVICE_OUT_USB_ACCESSORY \|
		AUDIO_DEVICE_OUT_USB_DEVICE),

		/* input devices */
		AUDIO_DEVICE_IN_COMMUNICATION = 0x10000,
		@@ -368,6 +374,14 @@ static inline bool audio_is_bluetooth_sco_device(audio_devices_t device)
		return false;
		}

		static inline bool audio_is_usb_device(audio_devices_t device)
		{
		if ((popcount(device) == 1) && (device & AUDIO_DEVICE_OUT_ALL_USB))
		return true;
		else
		return false;
		}

		static inline bool audio_is_input_channel(uint32_t channel)
		{
		if ((channel & ~AUDIO_CHANNEL_IN_ALL) == 0)