FWIW, Meteor .meteor/local/cordova-build/platforms/ios/<App>/Images.xcassets/LaunchImage.launchimage/Contents.json:
{
"images": [
{
"extent": "full-screen",
"idiom": "iphone",
"subtype": "736h",
"filename": "Default-736h.png",
"minimum-system-version": "8.0",
"orientation": "portrait",
"scale": "3x"
}
]
}
, , Meteor, , mobile-config.js:
App.launchScreens({
iphone6p_portrait: "path/to/image/from/project/root",
iphone6p_landscape: "path/to/image2/from/project/root"
});
. .