extract

Documentation

Overview

Package extract provides "extract" sub command: extract all images from a GIF image.

Index

• Variables
• func ExtractAll(ctx context.Context, args []string) error
• func ExtractComposedFrames(ctx context.Context, args []string) error
• func ExtractRepFrame(ctx context.Context, args []string) error
• type Lab

Variables

var Extract = subcmd.DefineCommand("extract", "extract each frames from GIF", ExtractAll)

var ExtractSet = subcmd.DefineSet("extract", "extract frames from animation GIF",
	subcmd.DefineCommand("one", "extract a representative frame from GIF", ExtractRepFrame),
	subcmd.DefineCommand("representative", "extract a representative frame from GIF", ExtractRepFrame),
	subcmd.DefineCommand("rep", "extract a representative frame from GIF", ExtractRepFrame),
	subcmd.DefineCommand("cframes", "extract all composed frames from GIF", ExtractComposedFrames),
)

Functions

func ExtractAll

func ExtractAll(ctx context.Context, args []string) error

func ExtractComposedFrames

func ExtractComposedFrames(ctx context.Context, args []string) error

func ExtractRepFrame

func ExtractRepFrame(ctx context.Context, args []string) error

ExtractRepFrame extracts a representative frame from an animation GIF. "representative" means most "informational": highest entropy of image.

Types

type Lab

type Lab struct {
	L float64
	A float64
	B float64
}