PreviewOptions class Leave feedback
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Represents document preview options.
The PreviewOptions type exposes the following members:
| Property | Description |
|---|---|
| height | The preview images height. |
| hide_signatures | The flag indicating whether signatures are hidden from page preview images. |
| page_numbers | The preview images page numbers. |
| preview_format | The preview images format. |
| resolution | The resolution of the preview images in DPI (dots per inch). The default resolution is 96 DPI. |
| width | The preview image width. |
from groupdocs.signature import Signature
from groupdocs.signature.options import PreviewOptions
def create_page_stream(page_data):
image_name = f"preview_page_{page_data.page_number}.png"
print(f"Saving page {page_data.page_number + 1} to {image_name}")
return open(image_name, "wb")
with Signature("sample.pdf") as signature:
preview_options = PreviewOptions(create_page_stream)
preview_options.preview_format = PreviewOptions.PreviewFormats.PNG
signature.generate_preview(preview_options)
Task guides that use PreviewOptions:
- module
groupdocs.signature.options
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