How we can do Image editing on PowerPoint

Hi Friends, In my this video I have introduced some new and Unique thing which you would never seen before on the PowerPoint You can note in image only girl is looking colorful and other part of image is looking black & white. If you guys thinks i have used here Photoshop here then I let you know every thing has done by the PowerPoint only. powerpoint slide design ideas powerpoint slide design tips powerpoint slide designs free download powerpoint slideshow powerpoint slideshow animation powerpoint slides presentation