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4.4.7 Effect settings
(1) Saturation, brightness, contrast, transparency: You can set the color and effect
by adjusting the values.
(2) Feathering: It is worth adjusting through feathering, which has a blanking effect
on the surroundings of the material and improves the display effect.
(3) Restore settings: Restore all effect values changed to the default values.
(4) Rotate: Set the material to rotate on the canvas and output at a specified angle,
which is mostly used for special-shaped screens.
(5) Position size: Set the display position and size of the screen on the canvas.
4.4.8 Time clipping
Support time cropping of audio / video material, that is, clip the material from the start
time to the end time as the output object.
4.4.9 Cover
(1) After the mask is enabled, you can use the built-in graphics mask, custom shape
mask, and custom layer mask to support the reverse mask.
(2) The system provides commonly used mask patterns, such as diamonds, triangles, and
hearts.
(3) Support user-defined shapes, and can modify the vertex number and vertex
coordinates of the shape.
(4) Support users to import custom layers to mask the picture.