Hook

Their other posts in the index, biggest breakout first.
MASKS ARE USED OF THE FRAME. YOU CAN ALSO CHANGE THE MASKED AREA AND CREATE DIFFERENT MASK SHAPES. NOW LET'S MAKE SOMETHING INTERESTING. FIRST, SELECT YOUR VIDEO. OPEN MASK AND CHOOSE CIRCLE MASK. STRETCH IT INTO A FLAT OVAL. THEN ADJUST THE SIZE AND SET THE FEATHER TO AROUND 12. ADD A KEYFRAME AT THE BEGINNING. MOVE 1.5 SECONDS FORWARD AND SHRINK THE MASK INTO A THIN LINE. A NEW KEYFRAME WILL BE CREATED AUTOMATICALLY. MOVE FORWARD ANOTHER 1.5 SECONDS AND ENLARGE THE MASK. THEN MOVE FORWARD ANOTHER 1.5 SECONDS, SHRINK BACK INTO A THIN LINE. FINALLY, MOVE FORWARD ANOTHER 1.5 SECONDS AND ENLARGE THE MASK UNTIL THE ENTIRE FRAME IS VISIBLE. NOW YOU HAVE A BLINKING EFFECT. NEXT, ADD A BLUR EFFECT TO THE CLOSED EYE SECTION. DUPLICATE THE EFFECT AND MOVE THE COPY TO WHERE THE EYES OPEN. ADD A KEYFRAME AT THE BEGINNING OF THE EFFECT. AT THE END OF THE EFFECT, REDUCE THE BLUR AMOUNT TO 0. A NEW KEYFRAME WILL BE CREATED AUTOMATICALLY. NOW IT LOOKS LIKE THE EYES ARE GRADUALLY OPENING. FINALLY, KEEP ONE BLINK ANIMATION. DUPLICATE IT SEVERAL TIMES AND REPLACE EACH COPY WITH A DIFFERENT CLIP. CONGRATULATIONS. TODAY YOU LEARNED A BLINK TRANSITION EFFECT.