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This document uses PHP Chinese website manual Release
(PECL gmagick >= Unknown)
Gmagick::writeimage — Writes an image to the specified filename
$filename
[, bool $all_frames
= false
] )Writes an image to the specified filename. If the filename parameter is NULL, the image is written to the filename set by Gmagick::ReadImage() or Gmagick::SetImageFilename().
filename
The image filename.
The Gmagick object
错误时抛出 GmagickException。