Fix Android crash when getUserVideo

yungzhu · web-flow · commit dbcc18811cb9 · 2020-04-22T14:42:23.000+08:00
add videoConstraintsMandatory is null judgment
diff --git a/android/src/main/java/com/cloudwebrtc/webrtc/GetUserMediaImpl.java b/android/src/main/java/com/cloudwebrtc/webrtc/GetUserMediaImpl.java
@@ -673,15 +673,15 @@ private VideoTrack getUserVideo(ConstraintsMap constraints) {
 
         // Fall back to defaults if keys are missing.
         int width
-            = videoConstraintsMandatory.hasKey("minWidth")
+            = videoConstraintsMandatory != null && videoConstraintsMandatory.hasKey("minWidth")
                 ? videoConstraintsMandatory.getInt("minWidth")
                 : DEFAULT_WIDTH;
         int height
-            = videoConstraintsMandatory.hasKey("minHeight")
+            = videoConstraintsMandatory != null && videoConstraintsMandatory.hasKey("minHeight")
                 ? videoConstraintsMandatory.getInt("minHeight")
                 : DEFAULT_HEIGHT;
         int fps
-            = videoConstraintsMandatory.hasKey("minFrameRate")
+            = videoConstraintsMandatory != null && videoConstraintsMandatory.hasKey("minFrameRate")
                 ? videoConstraintsMandatory.getInt("minFrameRate")
                 : DEFAULT_FPS;
 
