Android NDK API Reference

Modules
API Levels	Defines functions and constants for working with Android API levels.
Asset
Audio
Bitmap
Camera
Choreographer
Configuration
Dynamic Linker
File Descriptor
Font
ImageDecoder	Functions for converting encoded images into RGBA pixels.
Input
Logging
Looper
Media
Memory
Midi
Native Activity
Native Hardware Buffer	AHardwareBuffer objects represent chunks of memory that can be accessed by various hardware components in the system.
Native Window	ANativeWindow represents the producer end of an image queue.
NdkBinder
Networking
NeuralNetworks
Sensor	Structures and functions to receive and process sensor events in native code.
Storage
SurfaceTexture
Sync
Thermal
Tracing

Classes
BnCInterface	implementation of IInterface for server (n = native)
BpCInterface	implementation of IInterface for client (p = proxy)
ICInterface	wrapper analog to IInterface
ScopedAIBinder_DeathRecipient	Convenience wrapper.
ScopedAIBinder_Weak	Convenience wrapper.
ScopedAParcel	Convenience wrapper.
ScopedAStatus	Convenience wrapper.
ScopedFileDescriptor	Convenience wrapper for a file descriptor.
SharedRefBase	analog using std::shared_ptr for internally held refcount
SpAIBinder	Represents one strong pointer to an AIBinder object.
ScopedAResource	This baseclass owns a single object, used to make various classes RAII.

Structs
AAdditionalInfoEvent
ACameraCaptureFailure	Struct to describe a capture failure.
ACameraCaptureSession_captureCallbacks
ACameraCaptureSession_logicalCamera_captureCallbacks	This has the same functionality as ACameraCaptureSession_captureCallbacks, with the exception that an onLogicalCameraCaptureCompleted callback is used, instead of onCaptureCompleted, to support logical multi-camera.
ACameraCaptureSession_stateCallbacks
ACameraDevice_StateCallbacks
ACameraIdList	Struct to hold list of camera device Ids.
ACameraManager_AvailabilityListener	A listener for camera devices becoming available or unavailable to open.
ACameraManager_ExtendedAvailabilityListener	A listener for camera devices becoming available/unavailable to open or when the camera access permissions change.
ACameraMetadata_const_entry	A single read-only camera metadata entry.
ACameraMetadata_entry	A single camera metadata entry.
ACameraMetadata_rational	Definition of rational data type in ACameraMetadata.
AColor_xy	Color is defined in CIE XYZ coordinates.
ADynamicSensorEvent
AHardwareBuffer_Desc	Buffer description.
AHardwareBuffer_Plane	Holds data for a single image plane.
AHardwareBuffer_Planes	Holds all image planes that contain the pixel data.
AHdrMetadata_cta861_3	CTA 861.3 "HDR Static Metadata Extension" static metadata.
AHdrMetadata_smpte2086	SMPTE ST 2086 "Mastering Display Color Volume" static metadata.
AHeartRateEvent
AImageCropRect	Data type describing an cropped rectangle returned by AImage_getCropRect.
AImageReader_BufferRemovedListener
AImageReader_ImageListener
ALogicalCameraCaptureFailure	Struct to describe a logical camera capture failure.
AMediaCodecBufferInfo
AMediaCodecOnAsyncNotifyCallback
AMediaDrmByteArray
AMediaDrmKeyStatus
AMediaDrmKeyValuePair	Data type containing {key, value} pair.
AMetaDataEvent
ANativeActivity	This structure defines the native side of an android.app.NativeActivity.
ANativeActivityCallbacks	These are the callbacks the framework makes into a native application.
ANativeWindow_Buffer	Struct that represents a windows buffer.
ANeuralNetworksOperandType	ANeuralNetworksOperandType describes the type of an operand.
ANeuralNetworksSymmPerChannelQuantParams	Parameters for ANEURALNETWORKS_TENSOR_QUANT8_SYMM_PER_CHANNEL operand.
ARect	Rectangular window area.
ASensorEvent
ASensorVector	A sensor event.
AUncalibratedEvent
AndroidBitmapInfo	Bitmap info, see AndroidBitmap_getInfo().
PsshEntry	mapping of crypto scheme uuid to the scheme specific data for that scheme
PsshInfo	list of crypto schemes and their data
__android_log_message	Logger data struct used for writing log messages to liblog via __android_log_write_logger_data() and sending log messages to user defined loggers specified in __android_log_set_logger().
android_dlextinfo	Used to pass Android-specific arguments to android_dlopen_ext.
cryptoinfo_pattern_t
enum_range	Iterable interface to enumerate all values of AIDL enum types.
invalid_type	Never instantiated.