peterzs / imageresizer

An Image Resizer using Seam Carving alogrithm.

Introduction

An Content-Aware Image Resizer using Seam Carving alogrithm.

See:

Avidan, Shai, and Ariel Shamir. Seam carving for content-aware image resizing. SIGGRAPH2007

Dong, Weiming, et al. Optimized image resizing using seam carving and scaling. SIGGRAPH2009

Compile

Dependencies:

• gcc >= 4.7
• Magick++

Compile:

$ make

Usage:

See help:

$ ./image_resize
-i   [Required] Input image.
-o   [Required] Output image.
-w   Width, can be pixel number in integer, or a relative number in (0, 1]
-h   Height, same as above
-e   Output energy image.
-m   Maks image, red to discard, green to keep.
-c   Convolution type. can be one of prewitt, vsquare, sobel, laplacian
-p   Use Optimized Seam Carving(slow).
-f   Use feature as mask. every line is "r c"
-v   Output images with carved path for video generation.

Example:

./image_resize -i ../data/city.jpg -o city-resized.jpg -w 0.6