Added ext-gd to composer dependencies

maximal · maximal · commit 11e14ed492fa · 2018-10-22T15:55:08.000+03:00
diff --git a/composer.json b/composer.json
@@ -17,7 +17,8 @@
 		"source": "https://github.com/maximal/audio-waveform-php"
 	},
 	"require": {
-		"php": ">=5.6.0"
+		"php": ">=5.6.0",
+		"ext-gd": "*"
 	},
 	"autoload": {
 		"psr-4": {
