Why Go
- Case Studies
  
  Common problems companies solve with Go
- Use Cases
  
  Stories about how and why companies use Go
- Security
  
  How Go can help keep you secure by default
Learn
Docs
- Effective Go
  
  Tips for writing clear, performant, and idiomatic Go code
- Go User Manual
  
  A complete introduction to building software with Go
- Standard library
  
  Reference documentation for Go's standard library
- Release Notes
  
  Learn what's new in each Go release
- API
  
  Reference documentation for the pkg.go.dev API
Packages
Community
- Recorded Talks
  
  Videos from prior events
- Meetups
  
  Meet other local Go developers
- Conferences
  
  Learn and network with Go developers from around the world
- Go blog
  
  The Go project's official blog.
- Go project
  
  Get help and stay informed from Go
- Get connected

face

package module

Go to main page

Versions in this module

v1

v1.1.0

Jul 20, 2026

Changes in this version

type Recognizer

+ func (rec *Recognizer) Identify(testSample Descriptor) int

+ func (rec *Recognizer) IdentifyThreshold(testSample Descriptor, tolerance float32) int

v1.0.7

Jul 18, 2026

Changes in this version

type Recognizer

+ func (rec *Recognizer) RecognizeRaw(pixels []byte, width, height int) (faces []Face, err error)

+ func (rec *Recognizer) RecognizeRawCNN(pixels []byte, width, height int) (faces []Face, err error)

+ func (rec *Recognizer) RecognizeSingleRaw(pixels []byte, width, height int) (face *Face, err error)

+ func (rec *Recognizer) RecognizeSingleRawCNN(pixels []byte, width, height int) (face *Face, err error)

v1.0.6

Jul 18, 2026

v1.0.5

Jul 18, 2026

v1.0.4

Jul 18, 2026

Changes in this version

type Recognizer

+ func NewRecognizerWithModels(modelDir string, shapePredictorFile, resnetFile, cnnFile string) (rec *Recognizer, err error)

v1.0.3

Jul 18, 2026

Changes in this version

type Recognizer

+ func NewRecognizerWithShapePredictor(modelDir string, shapePredictorFile string) (rec *Recognizer, err error)

v1.0.2

Jul 18, 2026

Changes in this version

type Recognizer

+ func (rec *Recognizer) AppendSample(sample Descriptor, cat int32)

v1.0.1

Jul 18, 2026

v1.0.0

Jul 17, 2026

Changes in this version

+ func SquaredEuclideanDistance(d1 Descriptor, d2 Descriptor) (sum float64)

+ type Descriptor [128]float32

+ type Face struct

+ Descriptor Descriptor

+ Rectangle image.Rectangle

+ Shapes []image.Point

+ func New(r image.Rectangle, d Descriptor) Face

+ func NewWithShape(r image.Rectangle, s []image.Point, d Descriptor) Face

+ type ImageLoadError string

+ func (e ImageLoadError) Error() string

+ type Recognizer struct

+ func NewRecognizer(modelDir string) (rec *Recognizer, err error)

+ func NewRecognizerWithConfig(modelDir string, size int, padding float32, jittering int) (rec *Recognizer, err error)

+ func (rec *Recognizer) Classify(testSample Descriptor) int

+ func (rec *Recognizer) ClassifyThreshold(testSample Descriptor, tolerance float32) int

+ func (rec *Recognizer) Close()

+ func (rec *Recognizer) Recognize(imgData []byte) (faces []Face, err error)

+ func (rec *Recognizer) RecognizeCNN(imgData []byte) (faces []Face, err error)

+ func (rec *Recognizer) RecognizeFile(imgPath string) (faces []Face, err error)

+ func (rec *Recognizer) RecognizeFileCNN(imgPath string) (faces []Face, err error)

+ func (rec *Recognizer) RecognizeSingle(imgData []byte) (face *Face, err error)

+ func (rec *Recognizer) RecognizeSingleCNN(imgData []byte) (face *Face, err error)

+ func (rec *Recognizer) RecognizeSingleFile(imgPath string) (face *Face, err error)

+ func (rec *Recognizer) RecognizeSingleFileCNN(imgPath string) (face *Face, err error)

+ func (rec *Recognizer) SetSamples(samples []Descriptor, cats []int32)

+ type SerializationError string

+ func (e SerializationError) Error() string

+ type UnknownError string

+ func (e UnknownError) Error() string