Add support for AVIF

composer.json

@@ -27,7 +27,7 @@
     ],
     "require": {
         "php": "^7.2|^8.0",
-        "intervention/image": "^2.4",
+        "intervention/image": "^2.7",
         "league/flysystem": "^2.0",
         "psr/http-message": "^1.0"
     },

docs/2.0/api/encode.md

@@ -18,7 +18,7 @@ Defines the quality of the image. Use values between `0` and `100`. Defaults to
 
 ## Format `fm`
 
-Encodes the image to a specific format. Accepts `jpg`, `pjpg` (progressive jpeg), `png`, `gif` or `webp`. Defaults to `jpg`.
+Encodes the image to a specific format. Accepts `jpg`, `pjpg` (progressive jpeg), `png`, `gif`, `webp` or `avif`. Defaults to `jpg`.
 
 ~~~ html
 <img src="kayaks.jpg?w=500&fm=gif">

src/Manipulators/Encode.php

@@ -46,6 +46,7 @@ public function run(Image $image)
     public function getFormat(Image $image)
     {
         $allowed = [
+            'avif' => 'image/avif',
             'gif' => 'image/gif',
             'jpg' => 'image/jpeg',
             'pjpg' => 'image/jpeg',

tests/Manipulators/EncodeTest.php

@@ -14,6 +14,7 @@ class EncodeTest extends TestCase
     private $gif;
     private $tif;
     private $webp;
+    private $avif;
 
     public function setUp(): void
     {
@@ -26,6 +27,10 @@ public function setUp(): void
             $this->webp = $manager->canvas(100, 100)->encode('webp');
         }
 
+        if (function_exists('imagecreatefromavif')) {
+            $this->avif = $manager->canvas(100, 100)->encode('avif');
+        }
+
         $this->manipulator = new Encode();
     }
 
@@ -64,6 +69,21 @@ public function testRun()
             $this->assertSame('image/webp', $this->manipulator->setParams(['fm' => 'webp'])->run($this->gif)->mime);
             $this->assertSame('image/webp', $this->manipulator->setParams(['fm' => 'webp'])->run($this->webp)->mime);
         }
+        if (function_exists('imagecreatefromavif')) {
+            $this->assertSame('image/jpeg', $this->manipulator->setParams(['fm' => 'jpg'])->run($this->avif)->mime);
+            $this->assertSame('image/jpeg', $this->manipulator->setParams(['fm' => 'pjpg'])->run($this->avif)->mime);
+            $this->assertSame('image/png', $this->manipulator->setParams(['fm' => 'png'])->run($this->avif)->mime);
+            $this->assertSame('image/gif', $this->manipulator->setParams(['fm' => 'gif'])->run($this->avif)->mime);
+            $this->assertSame('image/avif', $this->manipulator->setParams(['fm' => 'avif'])->run($this->jpg)->mime);
+            $this->assertSame('image/avif', $this->manipulator->setParams(['fm' => 'avif'])->run($this->png)->mime);
+            $this->assertSame('image/avif', $this->manipulator->setParams(['fm' => 'avif'])->run($this->gif)->mime);
+            $this->assertSame('image/avif', $this->manipulator->setParams(['fm' => 'avif'])->run($this->avif)->mime);
+        }
+
+        if (function_exists('imagecreatefromwebp') && function_exists('imagecreatefromavif')) {
+            $this->assertSame('image/webp', $this->manipulator->setParams(['fm' => 'webp'])->run($this->avif)->mime);
+            $this->assertSame('image/avif', $this->manipulator->setParams(['fm' => 'avif'])->run($this->webp)->mime);
+        }
     }
 
     public function testGetFormat()
@@ -78,6 +98,10 @@ public function testGetFormat()
             if (function_exists('imagecreatefromwebp')) {
                 $mock->shouldReceive('mime')->andReturn('image/webp')->once();
             }
+
+            if (function_exists('imagecreatefromavif')) {
+                $mock->shouldReceive('mime')->andReturn('image/avif')->once();
+            }
         });
 
         $this->assertSame('jpg', $this->manipulator->setParams(['fm' => 'jpg'])->getFormat($image));
@@ -93,6 +117,10 @@ public function testGetFormat()
         if (function_exists('imagecreatefromwebp')) {
             $this->assertSame('webp', $this->manipulator->setParams(['fm' => null])->getFormat($image));
         }
+
+        if (function_exists('imagecreatefromavif')) {
+            $this->assertSame('avif', $this->manipulator->setParams(['fm' => null])->getFormat($image));
+        }
     }
 
     public function testGetQuality()