Add support for DICOM (#169)

sindresorhus · Nov 1, 2018 · 0b50cfe · 0b50cfe
1 parent 6140673
commit 0b50cfe
Show file tree

Hide file tree

Showing 4 changed files with 10 additions and 1 deletion.
diff --git a/fixture/fixture.dcm b/fixture/fixture.dcm
diff --git a/index.js b/index.js
@@ -867,6 +867,13 @@ module.exports = input => {
 		};
 	}
 
+	if (check([0x44, 0x49, 0x43, 0x4D], {offset: 128})) {
+		return {
+			ext: 'dcm',
+			mime: 'application/dicom'
+		};
+	}
+
 	return null;
 };
 

diff --git a/readme.md b/readme.md
@@ -176,6 +176,7 @@ The minimum amount of bytes needed to detect a file type. Currently, it's 4100 b
 - [`asf`](https://en.wikipedia.org/wiki/Advanced_Systems_Format) - Advanced Systems Format
 - [`wma`](https://en.wikipedia.org/wiki/Windows_Media_Audio) - Windows Media Audio
 - [`wmv`](https://en.wikipedia.org/wiki/Windows_Media_Video) - Windows Media Video
+- [`dcm`](https://en.wikipedia.org/wiki/DICOM#Data_format) - DICOM Image File
 
 *SVG isn't included as it requires the whole file to be read, but you can get it [here](https://github.com/sindresorhus/is-svg).*
 

diff --git a/test.js b/test.js
@@ -97,7 +97,8 @@ const types = [
 	'ape',
 	'wv',
 	'wmv',
-	'wma'
+	'wma',
+	'dcm'
 ];
 
 // Define an entry here only if the fixture has a different