imgurl

package module

v0.0.0-...-eac9b9e Latest Latest Go to latest Published: Mar 23, 2015 License: BSD-3-Clause Imports: 13 Imported by: 1

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Repository

github.com/sebkl/imgurl

Links

Open Source Insights

README ¶

imgurl

Package imgurl offers methods to fetch, thumbnail and convert remote images to a base64 encoded data URL.

#Usage

resp,_, err := Urlify("https://raw.githubusercontent.com/sebkl/globejs/master/screenshots/sample_plain.png",100,100)
fmt.Println(err,resp)

Documentation ¶

Index ¶

func Decode(source io.Reader, mt string, mwh ...int) (i image.Image, err error)
func NudeFilter(img image.Image) (image.Image, interface{})
func Urlify(url string, maxwidth, maxheight int, filters ...Filter) (ret string, tags []interface{}, err error)
func UrlifyC(c *http.Client, url string, maxwidth, maxheight int, filters ...Filter) (ret string, tags []interface{}, err error)
func UrlifyR(source io.Reader, mt string, maxwidth, maxheight int, filters ...Filter) (ret string, tags []interface{}, err error)
type Filter
type Request
type Response
type TranscodeService
- func NewTranscodeService(worker, buffersize int) (ret *TranscodeService)

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

func Decode ¶

func Decode(source io.Reader, mt string, mwh ...int) (i image.Image, err error)

Decode reads the given image and scales it to the given size keeping the aspect ratio

func NudeFilter ¶

func NudeFilter(img image.Image) (image.Image, interface{})

NudeFilter checks if the image may be a nude image and returns a boolean tag accordingly.

func Urlify ¶

func Urlify(url string, maxwidth, maxheight int, filters ...Filter) (ret string, tags []interface{}, err error)

Urilfy fetches the image referenced by the given url, scales it to the given sizes keeping the aspect ratio and transcods it to a base64 encoded data url.

func UrlifyC ¶

func UrlifyC(c *http.Client, url string, maxwidth, maxheight int, filters ...Filter) (ret string, tags []interface{}, err error)

UrilfyC fetches the image referenced by the given url, scales it to the given sizes keeping the aspect ratio and transcods it to a base64 encoded data url. Hereby the given http Client is used.

func UrlifyR ¶

func UrlifyR(source io.Reader, mt string, maxwidth, maxheight int, filters ...Filter) (ret string, tags []interface{}, err error)

UrlifyR reads the image fromt he given reader, scales it to the given sizes keeping the apsect ratio and transcods it to a base74 encoded data url.

Types ¶

type Filter ¶

type Filter func(image.Image) (image.Image, interface{})

type Request ¶

type Request struct {
	Url                 string
	Maxwidth, Maxheight int
	Payload             interface{}
	Filters             []Filter
}

type Response ¶

type Response struct {
	Image   string
	Payload interface{}
	Tags    []interface{}
}

type TranscodeService ¶

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

func NewTranscodeService ¶

func NewTranscodeService(worker, buffersize int) (ret *TranscodeService)

NewTranscodeService creates worker routines that transcode images in parallel. The amount of worker routines is taken from parameters including the size of the input and output channel buffer.

func (*TranscodeService) Full ¶

func (t *TranscodeService) Full() bool

func (*TranscodeService) Get ¶

func (t *TranscodeService) Get() *Response

func (*TranscodeService) Push ¶

func (t *TranscodeService) Push(r *Request)

func (*TranscodeService) Ready ¶

func (t *TranscodeService) Ready() bool

Source Files ¶

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