capture

package

v0.0.0-...-15188ef Latest Latest Go to latest Published: Feb 6, 2026 License: MIT Imports: 22 Imported by: 0

Details

Valid go.mod file
Redistributable license
Tagged version
Stable version
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Repository

github.com/oorrwullie/go-igate

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Documentation ¶

Index ¶

Constants
func Int16ToFloat32(data []int16) []float32
type Capture
- func New(cfg config.Config, outputChan chan []byte, logger *log.Logger) (Capture, error)
type SdrCapture
- func NewSdrCapture(cfg config.Sdr, outputChan chan []byte, logger *log.Logger) (*SdrCapture, error)
type SoundcardCapture
- func NewSoundcardCapture(cfg config.Config, outputChan chan []byte, logger *log.Logger) (*SoundcardCapture, error)

Constants ¶

View Source

const (
	SampleRate        = 44100
	BaudRate          = 1200
	Tone1200Hz        = 1200.0
	Tone2200Hz        = 2200.0
	BitsPerSample     = 8
	SamplesPerBaud    = SampleRate / BaudRate
	Volume            = 1.0
	TwoPi             = 2.0 * math.Pi
	TailFlags         = 2
	MaxCallsignLength = 6  // Maximum callsign length in AX.25
	MaxSSID           = 15 // Maximum SSID value in AX.25
)

Variables ¶

This section is empty.

Functions ¶

func Int16ToFloat32 ¶

func Int16ToFloat32(data []int16) []float32

Types ¶

type Capture ¶

type Capture interface {
	Start() error
	Stop()
	Type() string
}

func New ¶

func New(cfg config.Config, outputChan chan []byte, logger *log.Logger) (Capture, error)

type SdrCapture ¶

type SdrCapture struct {
	Cmd *exec.Cmd
	// contains filtered or unexported fields
}

func NewSdrCapture ¶

func NewSdrCapture(cfg config.Sdr, outputChan chan []byte, logger *log.Logger) (*SdrCapture, error)

func (*SdrCapture) Start ¶

func (s *SdrCapture) Start() error

func (*SdrCapture) Stop ¶

func (s *SdrCapture) Stop()

func (*SdrCapture) Type ¶

func (s *SdrCapture) Type() string

type SoundcardCapture ¶

type SoundcardCapture struct {
	StreamParams   portaudio.StreamParameters
	SampleRate     int
	BaudRate       float64
	MarkFrequency  float64
	SpaceFrequency float64
	ChannelNum     int
	BitDepth       int
	BufferSize     int
	// contains filtered or unexported fields
}

func NewSoundcardCapture ¶

func NewSoundcardCapture(cfg config.Config, outputChan chan []byte, logger *log.Logger) (*SoundcardCapture, error)

func (*SoundcardCapture) AprsToAx25ForTest ¶

func (s *SoundcardCapture) AprsToAx25ForTest(raw string) ([]byte, error)

AprsToAx25ForTest exposes aprsToAx25 for test utilities.

func (*SoundcardCapture) GenerateAFSKForTest ¶

func (s *SoundcardCapture) GenerateAFSKForTest(frame []byte) ([]float32, error)

GenerateAFSKForTest exposes generateAFSK for test utilities.

func (*SoundcardCapture) Play ¶

func (s *SoundcardCapture) Play(msg string)

func (*SoundcardCapture) Start ¶

func (s *SoundcardCapture) Start() error

func (*SoundcardCapture) Stop ¶

func (s *SoundcardCapture) Stop()

func (*SoundcardCapture) Type ¶

func (s *SoundcardCapture) Type() string

Source Files ¶

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