GF_JS_InstanceOf  334 include/gpac/internal/smjs_api.h #define GF_JS_InstanceOf(_a, _b, __class, _d) JS_InstanceOf(_a, _b, & (__class)->_class, NULL)
GF_JS_InstanceOf  658 src/scenegraph/html5_media_smjs.c if (GF_JS_InstanceOf(c, obj, &html_media_rt->htmlMediaElementClass, NULL) ||