A method, comprising: at an electronic device (100, 300) with a display (112, 340, 450) and a touch-sensitive surface (112, 355, 451): adding a video content item to a video in an editing mode of a video application; in response to adding the video content item to the video, automatically cropping the video content item in the editing mode of the video application to create an automatically cropped area of the video content item that has a dimension, resolution, and/or aspect ratio that matches a dimension, resolution, and/or aspect ratio of the video; displaying the automatically cropped area of the video content item on the display in the editing mode of the video application; and, while displaying the cropped area of the video content item on the display in the editing mode of the video application: using the touch-sensitive surface, detecting a gesture (520, 530, 538) on the touch-sensitive surface; and, in response to detecting the gesture on the touch-sensitive surface: overriding automatic cropping of the video content item by modifying the cropped area of the video content item in accordance with the gesture; and displaying the modified cropped area of the video content item on the display. at an electronic device (100, 300) with a display (112, 340, 450) and a touch-sensitive surface (112, 355, 451): adding a video content item to a video in an editing mode of a video application; in response to adding the video content item to the video, automatically cropping the video content item in the editing mode of the video application to create an automatically cropped area of the video content item that has a dimension, resolution, and/or aspect ratio that matches a dimension, resolution, and/or aspect ratio of the video; displaying the automatically cropped area of the video content item on the display in the editing mode of the video application; and, while displaying the cropped area of the video content item on the display in the editing mode of the video application: using the touch-sensitive surface, detecting a gesture (520, 530, 538) on the touch-sensitive surface; and, in response to detecting the gesture on the touch-sensitive surface: overriding automatic cropping of the video content item by modifying the cropped area of the video content item in accordance with the gesture; and displaying the modified cropped area of the video content item on the display. adding a video content item to a video in an editing mode of a video application; in response to adding the video content item to the video, automatically cropping the video content item in the editing mode of the video application to create an automatically cropped area of the video content item that has a dimension, resolution, and/or aspect ratio that matches a dimension, resolution, and/or aspect ratio of the video; displaying the automatically cropped area of the video content item on the display in the editing mode of the video application; and, while displaying the cropped area of the video content item on the display in the editing mode of the video application: using the touch-sensitive surface, detecting a gesture (520, 530, 538) on the touch-sensitive surface; and, in response to detecting the gesture on the touch-sensitive surface: overriding automatic cropping of the video content item by modifying the cropped area of the video content item in accordance with the gesture; and displaying the modified cropped area of the video content item on the display. using the touch-sensitive surface, detecting a gesture (520, 530, 538) on the touch-sensitive surface; and, in response to detecting the gesture on the touch-sensitive surface: overriding automatic cropping of the video content item by modifying the cropped area of the video content item in accordance with the gesture; and displaying the modified cropped area of the video content item on the display. overriding automatic cropping of the video content item by modifying the cropped area of the video content item in accordance with the gesture; and displaying the modified cropped area of the video content item on the display.