imgtool

func CompressImageByFFmpeg(inputPath, outputPath string, maxEdgeLength int) error

func CompressImageForTelegramByFFmpegFromBytes(input []byte) ([]byte, error)

func CompressImageToJPEG(input []byte, maxEdgeLength, maxFileSize uint) ([]byte, error)

func GetImagePhash(img image.Image) (string, error)

func GetImagePhashFromReader(r io.Reader) (string, error)

func GetImageSize(img image.Image) (int, int, error)

func GetImageSizeFromReader(r io.Reader) (int, int, error)

func GetImageThumbHash(img image.Image) (string, error)

func ResizeImage(img image.Image, width, height uint) image.Image