Add AVIF Thumbnail Generation

lib/composer/composer/autoload_classmap.php

@@ -1506,6 +1506,7 @@
     'OC\\Preview\\Watcher' => $baseDir . '/lib/private/Preview/Watcher.php',
     'OC\\Preview\\WatcherConnector' => $baseDir . '/lib/private/Preview/WatcherConnector.php',
     'OC\\Preview\\WebP' => $baseDir . '/lib/private/Preview/WebP.php',
+    'OC\\Preview\\AVIF' => $baseDir . '/lib/private/Preview/AVIF.php',
     'OC\\Preview\\XBitmap' => $baseDir . '/lib/private/Preview/XBitmap.php',
     'OC\\Profile\\Actions\\EmailAction' => $baseDir . '/lib/private/Profile/Actions/EmailAction.php',
     'OC\\Profile\\Actions\\FediverseAction' => $baseDir . '/lib/private/Profile/Actions/FediverseAction.php',

lib/composer/composer/autoload_static.php

@@ -1539,6 +1539,7 @@ class ComposerStaticInit749170dad3f5e7f9ca158f5a9f04f6a2
         'OC\\Preview\\Watcher' => __DIR__ . '/../../..' . '/lib/private/Preview/Watcher.php',
         'OC\\Preview\\WatcherConnector' => __DIR__ . '/../../..' . '/lib/private/Preview/WatcherConnector.php',
         'OC\\Preview\\WebP' => __DIR__ . '/../../..' . '/lib/private/Preview/WebP.php',
+        'OC\\Preview\\AVIF' => __DIR__ . '/../../..' . '/lib/private/Preview/AVIF.php',
         'OC\\Preview\\XBitmap' => __DIR__ . '/../../..' . '/lib/private/Preview/XBitmap.php',
         'OC\\Profile\\Actions\\EmailAction' => __DIR__ . '/../../..' . '/lib/private/Profile/Actions/EmailAction.php',
         'OC\\Profile\\Actions\\FediverseAction' => __DIR__ . '/../../..' . '/lib/private/Profile/Actions/FediverseAction.php',

lib/private/Collaboration/Reference/LinkReferenceProvider.php

@@ -51,7 +51,8 @@ class LinkReferenceProvider implements IReferenceProvider {
 		'image/jpeg',
 		'image/gif',
 		'image/svg+xml',
-		'image/webp'
+		'image/webp',
+		'image/avif'
 	];
 
 	private IClientService $clientService;

lib/private/Preview/AVIF.php

@@ -0,0 +1,41 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * @copyright Copyright (c) 2018 Roeland Jago Douma <[email protected]>
+ *
+ * @author Roeland Jago Douma <[email protected]>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+namespace OC\Preview;
+
+use OCP\Files\FileInfo;
+
+class AVIF extends Image {
+	/**
+	 * {@inheritDoc}
+	 */
+	public function getMimeType(): string {
+		return '/image\/avif/';
+	}
+
+	public function isAvailable(FileInfo $file): bool {
+		return (bool)(imagetypes() & IMG_AVIF);
+	}
+}

lib/private/PreviewManager.php

@@ -314,6 +314,7 @@ protected function getEnabledDefaultProvider() {
 			Preview\XBitmap::class,
 			Preview\Krita::class,
 			Preview\WebP::class,
+			Preview\AVIF::class,
 		];
 
 		$this->defaultProviders = $this->config->getSystemValue('enabledPreviewProviders', array_merge([
@@ -361,6 +362,7 @@ protected function registerCoreProviders() {
 		$this->registerCoreProvider(Preview\BMP::class, '/image\/bmp/');
 		$this->registerCoreProvider(Preview\XBitmap::class, '/image\/x-xbitmap/');
 		$this->registerCoreProvider(Preview\WebP::class, '/image\/webp/');
+		$this->registerCoreProvider(Preview\AVIF::class, '/image\/avif/');
 		$this->registerCoreProvider(Preview\Krita::class, '/application\/x-krita/');
 		$this->registerCoreProvider(Preview\MP3::class, '/audio\/mpeg/');
 		$this->registerCoreProvider(Preview\OpenDocument::class, '/application\/vnd.oasis.opendocument.*/');

lib/private/legacy/OC_Image.php

@@ -714,6 +714,20 @@ public function loadFromFile($imagePath = false) {
 					$this->logger->debug('OC_Image->loadFromFile, WBMP images not supported: ' . $imagePath, ['app' => 'core']);
 				}
 				break;
+			case IMAGETYPE_AVIF:
+				if (imagetypes() & IMG_AVIF) {
+					if (!$this->checkImageSize($imagePath)) {
+						return false;
+					}
+					if (getimagesize($imagePath) !== false) {
+						$this->resource = @imagecreatefromavif($imagePath);
+					} else {
+						$this->logger->debug('OC_Image->loadFromFile, AVIF image not valid: ' . $imagePath, ['app' => 'core']);
+					}
+				} else {
+					$this->logger->debug('OC_Image->loadFromFile, AVIF images not supported: ' . $imagePath, ['app' => 'core']);
+				}
+				break;
 			case IMAGETYPE_BMP:
 				$this->resource = imagecreatefrombmp($imagePath);
 				break;

resources/config/mimetypemapping.dist.json

@@ -207,6 +207,7 @@
 	"webloc": ["application/internet-shortcut"],
 	"webm": ["video/webm"],
 	"webp": ["image/webp"],
+	"avif": ["image/avif"],
 	"wmv": ["video/x-ms-wmv"],
 	"woff": ["application/font-woff"],
 	"wpd": ["application/vnd.wordperfect"],