gimppixbuf: GIMP Library Reference Manual

gimppixbuf

gimppixbuf — Get a thumbnail pixbuf for a drawable or image.

Functions

GdkPixbuf *	gimp_image_get_thumbnail ()
GdkPixbuf *	gimp_drawable_get_thumbnail ()
GdkPixbuf *	gimp_drawable_get_sub_thumbnail ()

Types and Values

enum	GimpPixbufTransparency

Description

Get a thumbnail pixbuf for a drawable or image.

Functions

gimp_image_get_thumbnail ()

GdkPixbuf *
gimp_image_get_thumbnail (gint32 image_ID,
                          gint width,
                          gint height,
                          GimpPixbufTransparency alpha);

Retrieves a thumbnail pixbuf for the image identified by image_ID . The thumbnail will be not larger than the requested size.

Parameters

image_ID	the image ID
width	the requested thumbnail width (<= 1024 pixels)
height	the requested thumbnail height (<= 1024 pixels)
alpha	how to handle an alpha channel

Returns

a new GdkPixbuf

Since: 2.2

gimp_drawable_get_thumbnail ()

GdkPixbuf *
gimp_drawable_get_thumbnail (gint32 drawable_ID,
                             gint width,
                             gint height,
                             GimpPixbufTransparency alpha);

Retrieves a thumbnail pixbuf for the drawable identified by drawable_ID . The thumbnail will be not larger than the requested size.

Parameters

drawable_ID	the drawable ID
width	the requested thumbnail width (<= 1024 pixels)
height	the requested thumbnail height (<= 1024 pixels)
alpha	how to handle an alpha channel

Returns

a new GdkPixbuf

Since: 2.2

gimp_drawable_get_sub_thumbnail ()

GdkPixbuf *
gimp_drawable_get_sub_thumbnail (gint32 drawable_ID,
                                 gint src_x,
                                 gint src_y,
                                 gint src_width,
                                 gint src_height,
                                 gint dest_width,
                                 gint dest_height,
                                 GimpPixbufTransparency alpha);

Retrieves a thumbnail pixbuf for the drawable identified by drawable_ID . The thumbnail will be not larger than the requested size.

Parameters

drawable_ID	the drawable ID
src_x	the x coordinate of the area
src_y	the y coordinate of the area
src_width	the width of the area
src_height	the height of the area
dest_width	the requested thumbnail width (<= 1024 pixels)
dest_height	the requested thumbnail height (<= 1024 pixels)
alpha	how to handle an alpha channel

Returns

a new GdkPixbuf

Since: 2.2

Types and Values

enum GimpPixbufTransparency

How to deal with transparency when creating thubnail pixbufs from images and drawables.

Members

GIMP_PIXBUF_KEEP_ALPHA	Create a pixbuf with alpha
GIMP_PIXBUF_SMALL_CHECKS	Show transparency as small checks
GIMP_PIXBUF_LARGE_CHECKS	Show transparency as large checks