Image export produces one file per report page (PNG, JPEG, BMP, or GIF). The following options can be set in the export settings dialog or via the report URL parameters.
Options
Image Size: How to size the image. Only one applies.
Values:
Zoom - uses a percentage (Scaling)
Width - fixed width in pixels
Height - fixed height in pixels
Default value: Zoom
Scaling: Scale in percent when Zoom is selected. Range: 10% to 200%.
Default value: 100%
Width: Image width in pixels when Width is selected.
Height: Image height in pixels when Height is selected.
Background Color: Color for transparent areas. Supports RGB or RGBA hex, e.g. #123456 or #123456AA.