google.golang.org/appengine/image 包 (v1.6.8)

image 包提供图片服务。

函数

func DeleteServingURL

func DeleteServingURL(c context.Context, key appengine.BlobKey) error

DeleteServingURL 会删除图像的提供网址。

func ServingURL

func ServingURL(c context.Context, key appengine.BlobKey, opts *ServingURLOptions) (*url.URL, error)

ServingURL 会返回将使用 Blobstore 提供图像的网址。

ServingURLOptions

type ServingURLOptions struct {
	Secure bool // whether the URL should use HTTPS

	// Size must be between zero and 1600.
	// If Size is non-zero, a resized version of the image is served,
	// and Size is the served image's longest dimension. The aspect ratio is preserved.
	// If Crop is true the image is cropped from the center instead of being resized.
	Size int
	Crop bool
}