midi

Documentation

Overview

Package midi provides Go bindings for Android MIDI.

Index

• type Device
  • func NewDeviceFromPointer(ptr unsafe.Pointer) *Device
  • func (h *Device) Close() error
  • func (h *Device) GetType() error
  • func (h *Device) NumInputPorts() int64
  • func (h *Device) NumOutputPorts() int64
  • func (h *Device) OpenInputPort(portNumber int32) (*InputPort, error)
  • func (h *Device) OpenOutputPort(portNumber int32) (*OutputPort, error)
  • func (h *Device) Pointer() unsafe.Pointer
• type Error
  • func (e Error) Error() string
• type InputPort
  • func NewInputPortFromPointer(ptr unsafe.Pointer) *InputPort
  • func (h *InputPort) Close() error
  • func (h *InputPort) Pointer() unsafe.Pointer
  • func (h *InputPort) Send(buffer *uint8, numBytes uint64) error
  • func (h *InputPort) SendWithTimestamp(buffer *uint8, numBytes uint64, timestamp int64) int64
• type MIDI_DEVICE_TYPE
• type MIDI_OPCODE
• type Media_status_t
• type MidiDevice_Protocol
• type OutputPort
  • func NewOutputPortFromPointer(ptr unsafe.Pointer) *OutputPort
  • func (h *OutputPort) Close() error
  • func (h *OutputPort) Pointer() unsafe.Pointer
  • func (h *OutputPort) Receive(opcodePtr *int32, buffer *uint8, maxBytes uint64, numBytesReceivedPtr *uint64, ...) int64

Types

type Device

type Device struct {
	// contains filtered or unexported fields
}

Device wraps the NDK AMidiDevice handle.

func NewDeviceFromPointer

func NewDeviceFromPointer(ptr unsafe.Pointer) *Device

NewDeviceFromPointer wraps a raw AMidiDevice pointer.

func (*Device) Close

func (h *Device) Close() error

Close releases the underlying NDK handle.

func (*Device) GetType

func (h *Device) GetType() error

GetType calls the underlying NDK function.

func (*Device) NumInputPorts

func (h *Device) NumInputPorts() int64

NumInputPorts returns the value directly.

func (*Device) NumOutputPorts

func (h *Device) NumOutputPorts() int64

NumOutputPorts returns the value directly.

func (*Device) OpenInputPort

func (h *Device) OpenInputPort(portNumber int32) (*InputPort, error)

OpenInputPort creates a new InputPort from this Device.

func (*Device) OpenOutputPort

func (h *Device) OpenOutputPort(portNumber int32) (*OutputPort, error)

OpenOutputPort creates a new OutputPort from this Device.

func (*Device) Pointer

func (h *Device) Pointer() unsafe.Pointer

Pointer returns the underlying pointer as unsafe.Pointer.

type Error

type Error int32

Error represents an NDK error code.

const (
	ErrUnknown    Error = -1
	ErrWouldBlock Error = -2
)

func (Error) Error

func (e Error) Error() string

type InputPort

type InputPort struct {
	// contains filtered or unexported fields
}

InputPort wraps the NDK AMidiInputPort handle.

func NewInputPortFromPointer

func NewInputPortFromPointer(ptr unsafe.Pointer) *InputPort

NewInputPortFromPointer wraps a raw AMidiInputPort pointer.

func (*InputPort) Close

func (h *InputPort) Close() error

Close releases the underlying NDK handle.

func (*InputPort) Pointer

func (h *InputPort) Pointer() unsafe.Pointer

Pointer returns the underlying pointer as unsafe.Pointer.

func (*InputPort) Send

func (h *InputPort) Send(buffer *uint8, numBytes uint64) error

Send calls the underlying NDK function.

func (*InputPort) SendWithTimestamp

func (h *InputPort) SendWithTimestamp(buffer *uint8, numBytes uint64, timestamp int64) int64

SendWithTimestamp returns the value directly.

type MIDI_DEVICE_TYPE

type MIDI_DEVICE_TYPE int32

const (
	AMIDI_DEVICE_TYPE_USB       MIDI_DEVICE_TYPE = 1
	AMIDI_DEVICE_TYPE_VIRTUAL   MIDI_DEVICE_TYPE = 2
	AMIDI_DEVICE_TYPE_BLUETOOTH MIDI_DEVICE_TYPE = 3
)

type MIDI_OPCODE

type MIDI_OPCODE int32

const (
	AMIDI_OPCODE_DATA  MIDI_OPCODE = 1
	AMIDI_OPCODE_FLUSH MIDI_OPCODE = 2
)

type Media_status_t

type Media_status_t = capi.Media_status_t

type MidiDevice_Protocol

type MidiDevice_Protocol int32

const (
	AMIDI_DEVICE_PROTOCOL_UMP_USE_MIDI_CI                      MidiDevice_Protocol = 0
	AMIDI_DEVICE_PROTOCOL_UMP_MIDI_1_0_UP_TO_64_BITS           MidiDevice_Protocol = 1
	AMIDI_DEVICE_PROTOCOL_UMP_MIDI_1_0_UP_TO_64_BITS_AND_JRTS  MidiDevice_Protocol = 2
	AMIDI_DEVICE_PROTOCOL_UMP_MIDI_1_0_UP_TO_128_BITS          MidiDevice_Protocol = 3
	AMIDI_DEVICE_PROTOCOL_UMP_MIDI_1_0_UP_TO_128_BITS_AND_JRTS MidiDevice_Protocol = 4
	AMIDI_DEVICE_PROTOCOL_UMP_MIDI_2_0                         MidiDevice_Protocol = 17
	AMIDI_DEVICE_PROTOCOL_UMP_MIDI_2_0_AND_JRTS                MidiDevice_Protocol = 18
	AMIDI_DEVICE_PROTOCOL_UNKNOWN                              MidiDevice_Protocol = -1
)

type OutputPort

type OutputPort struct {
	// contains filtered or unexported fields
}

OutputPort wraps the NDK AMidiOutputPort handle.

func NewOutputPortFromPointer

func NewOutputPortFromPointer(ptr unsafe.Pointer) *OutputPort

NewOutputPortFromPointer wraps a raw AMidiOutputPort pointer.

func (*OutputPort) Close

func (h *OutputPort) Close() error

Close releases the underlying NDK handle.

func (*OutputPort) Pointer

func (h *OutputPort) Pointer() unsafe.Pointer

Pointer returns the underlying pointer as unsafe.Pointer.

func (*OutputPort) Receive

func (h *OutputPort) Receive(opcodePtr *int32, buffer *uint8, maxBytes uint64, numBytesReceivedPtr *uint64, outTimestampPtr *int64) int64

Receive returns the value directly.