This instructable will show you how to use a green screen using Adobe Premiere. My example uses a photo, but you can also use the same technique for videos on Adobe Premiere.
Step 1: Step 1
Click "file" then " import" to open your photo or video.
Step 2: Step 2
Drag your photo/video from the sidebar to your editor.
Step 3: Step 3
Go into your effects and click "Video Effects" then click the file "keying".
Step 4: Step 4
Got to "ultra keying" and drag the effect onto your photo/video.
Step 5: Step 5
Click the button beside the key color, then click the color on your photo/video that you don't want to see or your background.
Step 6: Step 6
Go to the output selection, and change it to "Alpha Channel".
Step 7: Step 7
Use the effects given to make the selection you don't want to see black, while trying to keep the part you want white.
Step 8: Step 8
When you have finnished, change the output back to "Composite".
Step 9: Step 9
By clicking "file" and "Import" you can open your background picture that you would like to use.
Step 10: Step 10
Drag your background from the side bar to your editor.
Step 11: Step 11
By using the effects in the video effects circled, you can scale and position your background.
Step 12: Step 12
Save your photo/video. Hope I helped you! <3