Gallery and youtube embedding issues

Trying to play with the upfront theme on my network that doesn't use fancy gallery pro, but running into some roadblocks

1. Running the plugin under https, when attempting to insert an image into the gallery through the upfront theme, i choose something from my media gallery, however it gets stuck on preparing images. I have been using https://wordpress.org/plugins/amazon-s3-and-cloudfront/ with with issues, wondering if they way you are processing the image before insertion could be causing conflict.

2. Attempting to insert a youtube link into the page, however using the browser spector I see this:

Mixed Content: The page at 'https://networkname.com/coach/?editmode=true' was loaded over HTTPS, but requested an insecure resource 'http://www.youtube.com/embed/_Ades-Vb1f0?modestbranding=1'. This request has been blocked; the content must be served over HTTPS.

Even though i am pasting in https://www.youtube.com/embed/_Ades-Vb1f0 it is referencing the http

Thanks for the help