In the Video A dialogue box, you can determine which image or video material you want to use. Until then, the image material is automatically selected in the preview window.
Click on Video A option in the Navigation menu / Source, the Video A dialogue box appears.
1. Select source:
In the Source window selected your desired image or video material, to do this click on the Image / animation option in the Type of fill drop-down menu and then use the Folder button to navigate to the folder that contains your required image or video file.
You can also select the Video A or B option and then import your desired image or video material. To do this click on the Config button.
2. Pixel aspect:
In the Pixel aspect menu, the image or video material used can be reduced, enlarged and left unchanged. The ratio aspect can also be modified.
More details of Pixel aspect setting options as well as graphic displays can be seen by clicking here.
The Attributes field contains Flip options in a horizontal, vertical and diagonal direction, and, of course, you can select the unchanged option, which means that no Flip effect will be applied to the image or video material used.
In addition, you can apply an Invert effect, which reverses the colour values of the image, video clip or template used.
More details of Attributes setting options as well as graphic displays can be seen by clicking here.
Geometry settings have an effect on the size of an image and its position in a horizontal or vertical direction as well as the rotation of an image, video clip or template.
More details of Geometry setting options as well as graphic displays can be seen by clicking here.
Any change in a property is immediately displayed in the preview window in real time.