cleanup imports

src/hash/ahash.rs

@@ -2,9 +2,6 @@
 //
 // Licensed under the MIT license<LICENSE-MIT or http://opensource.org/licenses/MIT>.
 // This file may not be copied, modified, or distributed except according to those terms.
-
-extern crate image;
-
 use std::path::Path;
 
 use cache::Cache;
@@ -12,7 +9,7 @@ use cache::Cache;
 use super::prepare_image;
 use super::{HashType, PerceptualHash, Precision, PreparedImage};
 
-use self::image::GenericImageView;
+use super::image::GenericImageView;
 
 pub struct AHash<'a> {
     prepared_image: Box<PreparedImage<'a>>,

src/hash/dhash.rs

@@ -2,8 +2,6 @@
 //
 // Licensed under the MIT license<LICENSE-MIT or http://opensource.org/licenses/MIT>.
 // This file may not be copied, modified, or distributed except according to those terms.
-extern crate image;
-
 use std::path::Path;
 
 use cache::Cache;
@@ -11,7 +9,7 @@ use cache::Cache;
 use super::prepare_image;
 use super::{HashType, PerceptualHash, Precision, PreparedImage};
 
-use self::image::GenericImageView;
+use super::image::GenericImageView;
 
 pub struct DHash<'a> {
     prepared_image: Box<PreparedImage<'a>>,

src/hash/phash.rs

@@ -2,20 +2,16 @@
 //
 // Licensed under the MIT license<LICENSE-MIT or http://opensource.org/licenses/MIT>.
 // This file may not be copied, modified, or distributed except according to those terms.
-extern crate image;
-
 use std::path::Path;
 
 use cache::Cache;
 
 use super::dft;
 use super::dft::Transform;
-use super::image::Pixel;
+use super::image::{DynamicImage, GenericImageView, Pixel};
 use super::prepare_image;
 use super::{HashType, PerceptualHash, Precision, PreparedImage};
 
-use self::image::{DynamicImage, GenericImageView};
-
 pub struct PHash<'a> {
     prepared_image: Box<PreparedImage<'a>>,
 }

src/lib.rs

@@ -6,7 +6,6 @@
 // Enable nightly features for extra testing behind the bench feature
 #![cfg_attr(feature = "bench", feature(test))]
 
-extern crate image;
 extern crate libc;
 extern crate rustc_serialize;
 #[cfg(feature = "bench")]