Documentation ¶
Overview ¶
Package gif implements a GIF image decoder and encoder.
The GIF specification is at http://www.w3.org/Graphics/GIF/spec-gif89a.txt.
Index ¶
Constants ¶
This section is empty.
Variables ¶
This section is empty.
Functions ¶
func Decode ¶
Decode reads a GIF image from r and returns the first embedded image as an image.Image.
func DecodeConfig ¶
DecodeConfig returns the global color model and dimensions of a GIF image without decoding the entire image.
Types ¶
type GIF ¶
type GIF struct { Image []*image.Paletted // The successive images. Delay []int // The successive delay times, one per frame, in 100ths of a second. LoopCount int // The loop count. }
GIF represents the possibly multiple images stored in a GIF file.
type Options ¶
type Options struct { // NumColors is the maximum number of colors used in the image. // It ranges from 1 to 256. NumColors int // Quantizer is used to produce a palette with size NumColors. // color.Plan9Palette is used in place of a nil Quantizer. Quantizer draw.Quantizer // Drawer is used to convert the source image to the desired palette. // draw.FloydSteinberg is used in place of a nil Drawer. Drawer draw.Drawer }
Options are the encoding parameters.
Click to show internal directories.
Click to hide internal directories.