CodecsGifOptions Class

Summary

Provides extra options for loading and saving GIF images.

Syntax

Objective-C

C++

Java

public class CodecsGifOptions

Public Class CodecsGifOptions

@interface LTCodecsGifOptions : NSObject

public class CodecsGifOptions

public ref class CodecsGifOptions

Example

using Leadtools; 
using Leadtools.Codecs; 
 
 
public void CodecsGifOptionsExample() 
{ 
	RasterCodecs codecs = new RasterCodecs(); 
	string srcFileName = Path.Combine(LEAD_VARS.ImagesDir, "eye.gif"); 
 
	// Get all Information about the Gif file that you want to load. 
	CodecsImageInfo imageInfo = codecs.GetInformation(srcFileName, true); 
 
	// set the animation loop value.  
	if (imageInfo.Gif.HasAnimationLoop) 
	{ 
		codecs.Options.Gif.Load.AnimationLoop = imageInfo.Gif.AnimationLoop; 
		if (imageInfo.Gif.AnimationLoop > 10) 
			codecs.Options.Gif.Save.AnimationLoop = 10; 
	} 
 
	// if this image that you want to load uses the Animation loop then use it in the save options. 
	codecs.Options.Gif.Save.UseAnimationLoop = imageInfo.Gif.HasAnimationLoop; 
 
	// if this image that you want to load uses the Animation Background then use it in the save options. 
	if (imageInfo.Gif.HasAnimationBackground) 
		codecs.Options.Gif.Save.AnimationBackground = imageInfo.Gif.AnimationBackground; 
 
	// if this image that you want to load uses the Animation Palette then use it in the save options. 
	if (imageInfo.Gif.HasAnimationPalette) 
		codecs.Options.Gif.Save.SetAnimationPalette(imageInfo.Gif.GetAnimationPalette()); 
 
	codecs.Options.Gif.Save.UseAnimationPalette = imageInfo.Gif.HasAnimationPalette; 
 
	// if this image that you want to load uses the Intrlaced option, then use it otherwise don't use it. 
	codecs.Options.Gif.Save.Interlaced = imageInfo.Gif.IsInterlaced; 
 
	codecs.Options.Gif.Save.AnimationWidth = imageInfo.Gif.AnimationWidth; 
	codecs.Options.Gif.Save.AnimationHeight = imageInfo.Gif.AnimationHeight; 
 
	RasterImage srcImage = codecs.Load(srcFileName); 
 
	codecs.Save(srcImage, Path.Combine(LEAD_VARS.ImagesDir, "gif1.gif"), RasterImageFormat.Gif, srcImage.BitsPerPixel, 1, srcImage.PageCount, 1, CodecsSavePageMode.Overwrite); 
 
	//change some save options and save the image in a new file. 
	codecs.Options.Gif.Save.UseAnimationLoop = true; 
	codecs.Options.Gif.Save.AnimationLoop = 1; 
	codecs.Options.Gif.Save.AnimationWidth = imageInfo.Gif.AnimationWidth + 100; 
	codecs.Options.Gif.Save.AnimationHeight = imageInfo.Gif.AnimationHeight + 100; 
 
	//Saving the image after the Gif setting. 
	codecs.Save(srcImage, Path.Combine(LEAD_VARS.ImagesDir, "gif2.gif"), RasterImageFormat.Gif, srcImage.BitsPerPixel, 1, srcImage.PageCount, 1, CodecsSavePageMode.Overwrite); 
 
	// Clean up 
	srcImage.Dispose(); 
	codecs.Dispose(); 
} 
 
static class LEAD_VARS 
{ 
   public const string ImagesDir = @"C:\LEADTOOLS21\Resources\Images"; 
}

Requirements

Target Platforms

Reference

CodecsGifOptions Members

Leadtools.Codecs Namespace

Implementing GIF Features

Download our FREE evaluation

Help Version 21.0.2021.7.2

Leadtools.Codecs Assembly

Introduction

Getting Started

Namespaces

Leadtools.Codecs Namespace

Assemblies