gimppixbuf: GIMP Library Reference Manual

+ + +

gimppixbuf

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

Functions

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

Types and Values

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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

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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

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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

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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

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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 +