/
GifEncoder.java
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/
GifEncoder.java
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/*
* Copyright (c) 2015 waynejo
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of
* this software and associated documentation files (the "Software"), to deal in
* the Software without restriction, including without limitation the rights to
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
* the Software, and to permit persons to whom the Software is furnished to do so,
* subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
package com.waynejo.androidndkgif;
import android.graphics.Bitmap;
import java.io.FileNotFoundException;
import java.util.Locale;
public class GifEncoder {
static {
System.loadLibrary("androidndkgif");
}
public enum EncodingType {
ENCODING_TYPE_SIMPLE_FAST,
ENCODING_TYPE_FAST,
ENCODING_TYPE_NORMAL_LOW_MEMORY,
ENCODING_TYPE_STABLE_HIGH_MEMORY
}
private native long nativeInit(int width, int height, String path, int encodingType, int threadCount);
private native void nativeClose(long handle);
private native void nativeSetDither(long handle, boolean useDither);
private native void nativeSetThreadCount(long handle, int threadCount);
private native boolean nativeEncodeFrame(long handle, Bitmap bitmap, int delayMs);
private long instance = 0;
private int threadCount = 1;
private int width;
private int height;
public void init(int width, int height, String path) throws FileNotFoundException {
init(width, height, path, EncodingType.ENCODING_TYPE_NORMAL_LOW_MEMORY);
}
public void init(int width, int height, String path, EncodingType encodingType) throws FileNotFoundException {
if (0 != instance) {
close();
}
this.width = width;
this.height = height;
instance = nativeInit(width, height, path, encodingType.ordinal(), threadCount);
if (0 == instance) {
throw new FileNotFoundException();
}
}
public void close() {
nativeClose(instance);
instance = 0;
}
public void setDither(boolean useDither) {
if (0 == instance) {
return ;
}
nativeSetDither(instance, useDither);
}
public void setThreadCount(int threadCount) {
this.threadCount = threadCount;
if (0 == instance) {
return;
}
nativeSetThreadCount(instance, threadCount);
}
public boolean encodeFrame(Bitmap bitmap, int delayMs) {
if (0 == instance) {
return false;
}
if (bitmap.getWidth() != width || bitmap.getHeight() != height) {
String errorMessage = String.format(Locale.ENGLISH, "The size specified at initialization differs from the size of the image.\n expected:(%d, %d) actual:(%d,%d)", width, height, bitmap.getWidth(), bitmap.getHeight());
throw new RuntimeException(errorMessage);
}
nativeEncodeFrame(instance, bitmap, delayMs);
return true;
}
}