WIP: replace Images with specific packages

Currently the  bottleneck is `gaussian_pyramid` which is still in
Images.jl

Author: timholy

Project.toml

@@ -4,20 +4,24 @@ version = "0.5.0"
 
 [deps]
 Distributions = "31c24e10-a181-5473-b8eb-7969acd0382f"
-Images = "916415d5-f1e6-5110-898d-aaa5f9f070e0"
+ImageBase = "c817782e-172a-44cc-b673-b171935fbb9e"
+ImageCore = "a09fc81d-aa75-5fe9-8630-4744c3626534"
+ImageCorners = "89d5987c-236e-4e32-acd0-25bd6bd87b70"
+ImageFiltering = "6a3955dd-da59-5b1f-98d4-e7296123deb5"
+ImageTransformations = "02fcd773-0e25-5acc-982a-7f6622650795"
 Random = "9a3f8284-a2c9-5f02-9a11-845980a1fd5c"
 SparseArrays = "2f01184e-e22b-5df5-ae63-d93ebab69eaf"
 
 [compat]
 Distributions = "0.16, 0.17, 0.18, 0.19, 0.20, 0.21, 0.22, 0.23, 0.24, 0.25"
-Images = "0.18, 0.19, 0.20, 0.21, 0.22, 0.23, 0.24, 0.25"
+ImageCore = "0.10"
 julia = "1.6"
 
 [extras]
-ImageMagick = "6218d12a-5da1-5696-b52f-db25d2ecc6d1"
+ImageIO = "82e4d734-157c-48bb-816b-45c225c6df19"
 LinearAlgebra = "37e2e46d-f89d-539d-b4ee-838fcccc9c8e"
 Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
 TestImages = "5e47fb64-e119-507b-a336-dd2b206d9990"
 
 [targets]
-test = ["ImageMagick", "LinearAlgebra", "Test", "TestImages"]
+test = ["ImageIO", "LinearAlgebra", "Test", "TestImages"]

docs/Project.toml

@@ -3,8 +3,6 @@ CoordinateTransformations = "150eb455-5306-5404-9cee-2592286d6298"
 Documenter = "e30172f5-a6a5-5a46-863b-614d45cd2de4"
 ImageDraw = "4381153b-2b60-58ae-a1ba-fd683676385f"
 ImageFeatures = "92ff4b2b-8094-53d3-b29d-97f740f06cef"
-ImageMagick = "6218d12a-5da1-5696-b52f-db25d2ecc6d1"
-Images = "916415d5-f1e6-5110-898d-aaa5f9f070e0"
 Rotations = "6038ab10-8711-5258-84ad-4b1120ba62dc"
 TestImages = "5e47fb64-e119-507b-a336-dd2b206d9990"
 

src/ImageFeatures.jl

@@ -1,7 +1,13 @@
 module ImageFeatures
 
 # package code goes here
-using Images, Distributions
+using ImageCore
+using ImageCore: NumberLike
+using ImageBase
+using ImageTransformations  # imresize
+using ImageCorners
+using ImageFiltering
+using Distributions
 using SparseArrays
 import Random.seed!
 using Images.ImageTransformations.Interpolations

src/hog.jl

@@ -24,7 +24,7 @@ function HOG(; orientations::Int = 9, cell_size::Int = 8, block_size::Int = 2, b
     HOG(orientations, cell_size, block_size, block_stride, norm_method)
 end
 
-function create_descriptor(img::AbstractArray{CT, 2}, params::HOG) where CT<:Images.NumberLike
+function create_descriptor(img::AbstractArray{CT, 2}, params::HOG) where CT<:NumberLike
     #compute gradient
     gx = imfilter(img, centered([-1 0 1]))
     gy = imfilter(img, centered([-1 0 1]'))
@@ -34,7 +34,7 @@ function create_descriptor(img::AbstractArray{CT, 2}, params::HOG) where CT<:Ima
     create_hog_descriptor(mag, phase, params)
 end
 
-function create_descriptor(img::AbstractArray{CT, 2}, params::HOG) where CT<:Images.Color{T, N} where T where N
+function create_descriptor(img::AbstractArray{CT, 2}, params::HOG) where CT<:Color{T, N} where T where N
     #for color images, compute seperate gradient for each color channel and take one with largest norm as pixel's gradient vector
     rows, cols = size(img)
     gx = channelview(imfilter(img, centered([-1 0 1])))
@@ -56,7 +56,7 @@ function create_descriptor(img::AbstractArray{CT, 2}, params::HOG) where CT<:Ima
     create_hog_descriptor(max_mag, max_phase, params)
 end
 
-function create_hog_descriptor(mag::AbstractArray{T, 2}, phase::AbstractArray{T, 2}, params::HOG) where T<:Images.NumberLike
+function create_hog_descriptor(mag::AbstractArray{T, 2}, phase::AbstractArray{T, 2}, params::HOG) where T<:NumberLike
     orientations = params.orientations
     cell_size = params.cell_size
     block_size = params.block_size

src/houghtransform.jl

@@ -1,5 +1,3 @@
-using Images
-
 """
 ```
 lines = hough_transform_standard(

src/lbp.jl

@@ -144,6 +144,6 @@ function create_descriptor(img::AbstractArray{Gray{T}, 2}, yblocks::Integer = 4,
     y_padded = ceil(Int, h / (yblocks)) * yblocks
     x_padded = ceil(Int, w / (xblocks)) * xblocks
 
-    img_padded = Images.imresize(img, (y_padded, x_padded))
+    img_padded = imresize(img, (y_padded, x_padded))
     _create_descriptor(img_padded, yblocks, xblocks, lbp_type, args...)
 end

test/brief.jl

@@ -1,4 +1,4 @@
-using Test, ImageFeatures, Images, TestImages, Distributions
+using Test, ImageFeatures, ImageCore, TestImages, Distributions
 
 @testset "Generating brief params" begin
     brief_params = BRIEF(size = 8, window = 3, seed = 123)

test/brisk.jl

@@ -1,4 +1,4 @@
-using Test, ImageFeatures, Images, TestImages, Distributions
+using Test, ImageFeatures, ImageCore, TestImages, Distributions
 
 @testset "Testing brisk params" begin
     brisk_params = BRISK(pattern_scale = 2.0)

test/core.jl

@@ -1,4 +1,4 @@
-using Test, ImageFeatures, Images
+using Test, ImageFeatures, ImageCore
 
 @testset "Types" begin
     img = zeros(10, 10)

test/corner.jl

@@ -1,4 +1,4 @@
-using Test, ImageFeatures, Images
+using Test, ImageFeatures, ImageCore
 
 @testset "Orientations" begin
     img = zeros(20, 20)