add network load demo

closes #103

Co-Authored-By: Santiago Pelufo <[email protected]>

docs/Manifest.toml

@@ -2,7 +2,7 @@
 
 julia_version = "1.9.3"
 manifest_format = "2.0"
-project_hash = "c44c556ada2f2ee24445dc125044717dd2f9c101"
+project_hash = "6fec704fa54ba4c98a046da95a378f7e25881ee4"
 
 [[deps.ANSIColoredPrinters]]
 git-tree-sha1 = "574baf8110975760d391c710b6341da1afa48d8c"

docs/Project.toml

@@ -3,6 +3,8 @@ ColorTypes = "3da002f7-5984-5a60-b8a6-cbb66c0b333f"
 Colors = "5ae59095-9a9b-59fe-a467-6f913c188581"
 DemoCards = "311a05b2-6137-4a5a-b473-18580a3d38b5"
 Documenter = "e30172f5-a6a5-5a46-863b-614d45cd2de4"
+Downloads = "f43a241f-c20a-4ad4-852c-f6b1247861c6"
+FileIO = "5789e2e9-d7fb-5bc7-8068-2c6fae9b9549"
 FixedPointNumbers = "53c48c17-4a7d-5ca2-90c5-79b7896eea93"
 ImageCore = "a09fc81d-aa75-5fe9-8630-4744c3626534"
 ImageMagick = "6218d12a-5da1-5696-b52f-db25d2ecc6d1"

docs/demos/common/network.jl

@@ -0,0 +1,28 @@
+# ---
+# title: Loading a remote TIFF
+# description: This demo shows how to load a TIFF over the network
+# author: Santiago Pelufo, Tamas Nagy
+# cover: assets/coffee.png
+# ---
+
+# The following code can be used to load remote TIFFs without saving them to the
+# disk. 
+
+using TiffImages, Downloads, FileIO
+
+function load_tiff_without_saving(url)
+ buffer = IOBuffer()
+ Downloads.download(url, buffer)
+ bufstream = TiffImages.getstream(format"TIFF", buffer)
+ TiffImages.load(read(bufstream, TiffFile))
+end
+
+# We'll load an example from
+# [`tlnagy/exampletiffs`](https://github.com/tlnagy/exampletiffs) 
+
+coffeepath = "https://github.com/tlnagy/exampletiffs/raw/11516d288c4b03a258aa3027705b0e9d2ce2b5de/coffee.tif"
+coffeeimg = load_tiff_without_saving(coffeepath)
+
+# No disks involved!
+
+save("assets/coffee.png", coffeeimg) #src