format do not have MediaFormat.KEY_FRAME_RATE,and it cause NullPointerException like

[RrtoyewxXu]

In Android/MediaDemo

 framerate = format.getInteger(MediaFormat.KEY_FRAME_RATE);

format do not have MediaFormat.KEY_FRAME_RATE,and it cause NullPointerException like

 java.lang.NullPointerException: Attempt to invoke virtual method 'int java.lang.Integer.intValue()' on a null object reference
 at android.media.MediaFormat.getInteger(MediaFormat.java:524)

please tell me how to deal with it
In Android/MediaDemo

 framerate = format.getInteger(MediaFormat.KEY_FRAME_RATE);

format do not have MediaFormat.KEY_FRAME_RATE,and it cause NullPointerException like

 java.lang.NullPointerException: Attempt to invoke virtual method 'int java.lang.Integer.intValue()' on a null object reference
 at android.media.MediaFormat.getInteger(MediaFormat.java:524)

please tell me how to deal with it

[FairlyMavis]

you can use MediaFormat.containsKey(MediaFormat.KEY_FRAME_RATE) to judge whether the mediaFormat has the value