THPDFHeadlessRenderResult
Declared in HPDFHeadlessCairoDevice; returned only after a successful render and output publication
| Field | Meaning |
|---|---|
Width, Height: Integer | PNG surface dimensions in pixels, rounded upward after page box, rotation, UserUnit, and Scale |
Operations: Integer | Dispatched page, Form, and appearance content operators |
Glyphs: Integer | Processed glyph records, including invisible text |
Images: Integer | Painted image invocations |
Forms: Integer | Rendered Form invocations, including annotation appearance Forms |
Appearances: Integer | Rendered normal annotation appearances |
DecodedBytes: Int64 | Cumulative decoded stream bytes charged by the render, including repeated reads |
PNGBytes: Int64 | Encoded PNG byte length |
Counts describe invocations rather than unique source resources; repeated Forms and images can therefore increase their counters more than their resource count
The record contains no allocated resources and does not own the borrowed document, destination, or cancellation token
See HPDFRenderHeadlessPagePNG and HPDFRenderHeadlessPagePNGFile