The transparency level of the image.
The value range is [0.0,1.0]:
The height (pixel) of the image.
The default value is 160.
The HTTP/HTTPS URL address of the image on the video.
Supports online PNG only.
The width (pixel) of the image.
The default value is 160.
The horizontal distance (pixel) between the image's top-left corner and the video's top-left corner.
The default value is 0.
The vertical distance (pixel) between the image's top-left corner and the video's top-left corner.
The default value is 0.
Configurations for the watermark and background images to put on top of the video in LiveStreamingTranscodingConfig.