# MagickCore, C API: The Pixel FIFO @ ImageMagick
ImageMagick® is a software suite to create, edit, compose, or convert bitmap images. It can read and write images in a variety of formats (over 200) including PNG, JPEG, JPEG-2000, GIF, WebP, Postscript, PDF, and SVG. Use ImageMagick to resize, flip, mirror, rotate, distort, shear and transform images, adjust image colors, apply various special effects, or draw text, lines, polygons, ellipses and Bézier curves.
Author: ImageMagick Studio LLC
Keywords: magickcore, c, api:, the, pixel, fifo, ImageMagick, PerlMagick, image processing, image, photo, software, Magick++, OpenMP, convert

StreamImageCommand

## StreamImageCommand

StreamImageCommand() is a lightweight method designed to extract pixels from large image files to a raw format using a minimum of system resources. The entire image or any regular portion of the image can be extracted.

The format of the StreamImageCommand method is:

    MagickBooleanType StreamImageCommand(ImageInfo *image_info,int argc,
      char **argv,char **metadata,ExceptionInfo *exception)

A description of each parameter follows:

image_info
  the image info.
argc
  the number of elements in the argument vector.
argv
  A text array containing the command line arguments.
metadata
  any metadata is returned here.
exception
  return any errors or warnings in this structure.