ffmpeg -i IMG_7854.MOV IMG_7854.mp4; rm IMG_7854.MOV
ffmpeg -i IMG_7885.MOV IMG_7885.mp4; rm IMG_7885.MOV
ffmpeg -i IMG_7904.MOV IMG_7904.mp4; rm IMG_7904.MOV
ffmpeg -i IMG_7939.MOV IMG_7939.mp4; rm IMG_7939.MOV
ffmpeg -i IMG_7980.MOV IMG_7980.mp4; rm IMG_7980.MOV
ffmpeg -i IMG_7981.MOV IMG_7981.mp4; rm IMG_7981.MOV