---
name: "im_setbuf"
section: "3"
platform: "linux"
package: "libvips-dev"
version: "7.20.7-1+b3"
release: "Debian 6.0 (Squeeze)"
platforms: ["linux"]
url: "https://new.carta.tech/im_setbuf"
---

# im\_setbuf(3)

sets an image descriptor to keep an image in ram

## NAME

im\_setbuf - sets an image descriptor to keep an image in ram

## SYNOPSIS

**#include \<vips/vips.h\>**

**IMAGE \*im\_setbuf(buffer\_name)**\
 **char \*buffer\_image;**

## DESCRIPTION

**[im\_setbuf(3)](/im_setbuf/3.md)** returns an image descriptor which, when written to, will save pels in a memory buffer. It is generally more convenient to call [im\_open(3)](/im_open/3.md).

## RETURN VALUE

The function returns a valid image descriptor on success or NULL on error.

## SEE ALSO

[im\_close(3)](/im_close/3.md), [im\_open(3)](/im_open/3.md).

## COPYRIGHT

N. Dessipris

## AUTHOR

N. Dessipris - 11/04/1990