From: Derk-Jan Hartman <hartman@users.mediawiki.org>
Date: Wed, 5 May 2010 22:37:27 +0000 (+0000)
Subject: Add a isAnimatedImage() helper function to imagehandlers.
X-Git-Tag: 1.31.0-rc.0~36935
X-Git-Url: https://git.cyclocoop.org/%7B%24admin_url%7Dmembres/modifier.php?a=commitdiff_plain;h=19d7d1542ae398f332499a8641dbe57bf7df2d43;p=lhc%2Fweb%2Fwiklou.git

Add a isAnimatedImage() helper function to imagehandlers.

Should return true for animated GIFs and hopefully soon for APNGs
---

diff --git a/includes/media/GIF.php b/includes/media/GIF.php
index 5d1f9dbc48..434762fa1a 100644
--- a/includes/media/GIF.php
+++ b/includes/media/GIF.php
@@ -39,6 +39,15 @@ class GIFHandler extends BitmapHandler {
 			return $width * $height;
 		}
 	}
+
+	function isAnimatedImage( $image ) {
+		$ser = $image->getMetadata();
+		if ($ser) {
+			$metadata = unserialize($ser);
+			if( $metadata['frameCount'] > 1 ) return true;
+		}
+		return false;
+	}
 	
 	function getMetadataType( $image ) {
 		return 'parsed-gif';
diff --git a/includes/media/Generic.php b/includes/media/Generic.php
index 8a4d7054ec..a4bd7cd064 100644
--- a/includes/media/Generic.php
+++ b/includes/media/Generic.php
@@ -424,6 +424,10 @@ abstract class ImageHandler extends MediaHandler {
 		return $gis;
 	}
 
+	function isAnimatedImage( $image ) {
+		return false;
+	}
+
 	function getShortDesc( $file ) {
 		global $wgLang;
 		$nbytes = wfMsgExt( 'nbytes', array( 'parsemag', 'escape' ),