fix: 修改了拍摄间隔选择失效的问题

app/src/main/java/com/navinfo/outdoor/activity/PicturesActivity.java

@@ -1479,10 +1479,16 @@ public class PicturesActivity extends BaseActivity implements View.OnClickListen
     }
 
     private void startTakePhoto(int radioPicture) {
-        if (radioPicture == 1) {
+        if (radioPicture == 1) { // 手动拍摄
             camera.takePictureSnapshot();
         } else {
-            disposable = Observable.interval(1000L, TimeUnit.MILLISECONDS, Schedulers.io())
+            long period = 1000L;
+            if (radioPicture == 3) {
+                period = 2000L;
+            } else if (radioPicture == 4) {
+                period = 500L;
+            }
+            disposable = Observable.interval(period, TimeUnit.MILLISECONDS, Schedulers.io())
                     .observeOn(AndroidSchedulers.mainThread())
                     .subscribe(new io.reactivex.functions.Consumer<Long>() {
                         @Override