Feature: gif mode default repeat infinitely

app/src/main/java/com/frank/ffmpeg/gif/BeautyGifEncoder.java

@@ -24,7 +24,7 @@ public class BeautyGifEncoder {
 
     private int transIndex; // transparent index in color table
 
-    private int repeat = -1; // no repeat
+    private int repeat = 0; // repeat infinitely
 
     private int delay = 0; // frame delay
 

app/src/main/java/com/frank/ffmpeg/gif/HighQualityGif.kt

@@ -74,6 +74,7 @@ class HighQualityGif(width: Int, height: Int, rotateDegree: Int) {
 
         val outputStream = ByteArrayOutputStream()
         val gifEncoder = BeautyGifEncoder()
+        gifEncoder.setRepeat(0)
         gifEncoder.setFrameRate(10f)
         gifEncoder.start(outputStream)