Android NDK GIF Library

GIF library built with ndk and gradle in aar format for usage with android gradle build system.

Last Change Log

• Add some encoding options.

• ENCODING_TYPE_SIMPLE_FAST
  • use low memory and encode fast. But low quality.
• ENCODING_TYPE_NORMAL_LOW_MEMORY
  • use lower memory than ENCODING_TYPE_STABLE_HIGH_MEMORY. and image changing dynamic.
• ENCODING_TYPE_STABLE_HIGH_MEMORY
  • slowest and use high memory. But high quality and stable image sequence.

Feature

• GIF Encoding.
• GIF Decoding.

How to use

Remote repository

...

repositories {
    maven { url "http://dl.bintray.com/waynejo/maven" }
    ...
}

dependencies {
    compile('com.waynejo:androidndkgif:0.3.1')
}

Decoding

GifDecoder gifDecoder = new GifDecoder();
boolean isSucceeded = gifDecoder.load(destFile);
if (isSucceeded) {
    for (int i = 0; i < gifDecoder.frameNum(); ++i) {
        Bitmap bitmap = gifDecoder.frame(i);
    }
}

Encoding

GifEncoder gifEncoder = new GifEncoder();
gifEncoder.init(width, height, filePath, GifEncoder.EncodingType.ENCODING_TYPE_NORMAL_LOW_MEMORY);

// Bitmap is MUST ARGB_8888.
gifEncoder.encodeFrame(bitmap1, delayMs);
gifEncoder.encodeFrame(bitmap2, delayMs);

gifEncoder.close();

Reference

• GIF Decoder is originally based on https://code.google.com/p/android-gifview/ .

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