imageutil

package

v0.0.0-nightly.20260809 Latest Latest Go to latest Published: Aug 9, 2026 License: AGPL-3.0 Imports: 8 Imported by: 0

Details

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

github.com/chainreactors/aiscan

Links

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Documentation ¶

Index ¶

Constants
Variables
func EncodeJPEG(img image.Image, quality int) []byte
func EncodePNG(img image.Image) []byte
func ResizeIfNeeded(img image.Image, w, h int) image.Image
type Optimized
- func Optimize(r io.Reader, srcMime string) (*Optimized, error)
- func OptimizeImage(img image.Image) (*Optimized, error)

Constants ¶

View Source

const (
	MaxDimension = 2000
	// Keeps inline media below a 4 MiB ProtoJSON WebSocket frame after base64
	// expansion and envelope overhead. Larger media travels by URI/file chunks.
	MaxPayloadBytes = 2_500_000
)

Variables ¶

View Source

var JPEGQualities = []int{85, 70, 55, 40}

Functions ¶

func EncodeJPEG ¶

func EncodeJPEG(img image.Image, quality int) []byte

func EncodePNG ¶

func EncodePNG(img image.Image) []byte

func ResizeIfNeeded ¶

func ResizeIfNeeded(img image.Image, w, h int) image.Image

Types ¶

type Optimized ¶

type Optimized struct {
	MimeType string
	Data     []byte
	OrigW    int
	OrigH    int
	FinalW   int
	FinalH   int
}

func Optimize ¶

func Optimize(r io.Reader, srcMime string) (*Optimized, error)

func OptimizeImage ¶

func OptimizeImage(img image.Image) (*Optimized, error)

Source Files ¶

View all Source files

optimize.go

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