Index: src/PHPFFMpegFactory.php
IDEA additional info:
Subsystem: com.intellij.openapi.diff.impl.patch.CharsetEP
<+>UTF-8
===================================================================
diff --git a/src/PHPFFMpegFactory.php b/src/PHPFFMpegFactory.php
--- a/src/PHPFFMpegFactory.php	(revision 729c340f6249d536e34dc2138cdfb8ef9827fd07)
+++ b/src/PHPFFMpegFactory.php	(date 1656035097000)
@@ -4,7 +4,7 @@

 use Drupal\Core\Config\ConfigFactoryInterface;
 use Drupal\Core\Logger\LoggerChannelInterface;
-use Doctrine\Common\Cache\Cache;
+use Psr\Cache\CacheItemPoolInterface;
 use FFMpeg\FFMpeg;
 use FFMpeg\FFProbe;

@@ -16,7 +16,7 @@
   /**
    * The cache backend that should be passed to the FFMpeg extension.
    *
-   * @var \Doctrine\Common\Cache\Cache
+   * @var \Psr\Cache\CacheItemPoolInterface
    */
   protected $cache;

@@ -38,14 +38,14 @@
   /**
    * Constructs a the factory object with injected dependencies.
    *
-   * @param \Doctrine\Common\Cache\Cache $cache
+   * @param \Psr\Cache\CacheItemPoolInterface $cache
    *   The cache backend.
    * @param \Drupal\Core\Logger\LoggerChannelInterface $logger
    *   Prefix used for appending to cached item identifiers.
    * @param \Drupal\Core\Config\ConfigFactoryInterface $config_factory
    *   A configuration factory instance.
    */
-  public function __construct(Cache $cache, LoggerChannelInterface $logger, ConfigFactoryInterface $config_factory) {
+  public function __construct(CacheItemPoolInterface $cache, LoggerChannelInterface $logger, ConfigFactoryInterface $config_factory) {
     $this->cache = $cache;
     $this->logger = $logger;
     $this->config = $config_factory->getEditable('php_ffmpeg.settings');
Index: tests/src/Unit/PHPFFMpegCacheTest.php
IDEA additional info:
Subsystem: com.intellij.openapi.diff.impl.patch.CharsetEP
<+>UTF-8
===================================================================
diff --git a/tests/src/Unit/PHPFFMpegCacheTest.php b/tests/src/Unit/PHPFFMpegCacheTest.php
--- a/tests/src/Unit/PHPFFMpegCacheTest.php	(revision 729c340f6249d536e34dc2138cdfb8ef9827fd07)
+++ b/tests/src/Unit/PHPFFMpegCacheTest.php	(date 1656067073000)
@@ -59,8 +59,8 @@
     $cid = $this->randomMachineName();
     $value = $this->randomMachineName();
     $this->backend->set("{$this->prefix}:{$cid}", $value);
-    self::assertEquals($this->cache->fetch($cid), $value, 'PHPFFMpeg::get() should return the value stored in the backend when it exists.');
-    $this->assertFalse($this->cache->fetch($this->randomMachineName()), 'PHPFFMpeg::get() should return FALSE when no value exist in the backend.');
+    self::assertEquals($value, $this->cache->getItem($cid)->get(),'PHPFFMpeg::get() should return the value stored in the backend when it exists.');
+    $this->assertFalse($this->cache->getItem($this->randomMachineName())->isHit(), 'PHPFFMpeg::get() should return FALSE when no value exist in the backend.');
   }

   /**
@@ -70,8 +70,8 @@
     $cid = $this->randomMachineName();
     $value = $this->randomMachineName();
     $this->backend->set("{$this->prefix}:{$cid}", $value);
-    self::assertTrue($this->cache->contains($cid), 'PHPFFMpeg::contains() should return TRUE when a value exists in the backend.');
-    self::assertFalse($this->cache->contains($this->randomMachineName()), 'PHPFFMpeg::contains() should return FALSE when no value exist in the backend.');
+    self::assertTrue($this->cache->hasItem($cid), 'PHPFFMpeg::contains() should return TRUE when a value exists in the backend.');
+    self::assertFalse($this->cache->hasItem($this->randomMachineName()), 'PHPFFMpeg::contains() should return FALSE when no value exist in the backend.');
   }

   /**
@@ -80,8 +80,10 @@
   public function testSave() {
     $cid = $this->randomMachineName();
     $value = $this->randomMachineName();
-    $this->cache->save($cid, $value);
-    self::assertEquals($this->backend->get("{$this->prefix}:{$cid}")->data, $value, 'PHPFFMpeg::save() should set the value in the backend.');
+    $item = $this->cache->getItem($cid);
+    $item->set($value);
+    $this->cache->save($item);
+    self::assertEquals($value, $this->backend->get("{$this->prefix}:{$cid}")->data, 'PHPFFMpeg::save() should set the value in the backend.');
   }

   /**
@@ -91,15 +93,8 @@
     $cid = $this->randomMachineName();
     $value = $this->randomMachineName();
     $this->backend->set("{$this->prefix}:{$cid}", $value);
-    $this->cache->delete($cid);
+    $this->cache->deleteItem($cid);
     self::assertFalse($this->backend->get("{$this->prefix}:{$cid}"), 'PHPFFMpeg::delete() should clear the value in the backend.');
   }

-  /**
-   * Test for PHPFFMpeg::getStats().
-   */
-  public function testGetStats() {
-    self::assertNull($this->cache->getStats(), 'PHPFFMpeg::getStats() should return NULL.');
-  }
-
 }
Index: src/PHPFFMpegCache.php
IDEA additional info:
Subsystem: com.intellij.openapi.diff.impl.patch.CharsetEP
<+>UTF-8
===================================================================
diff --git a/src/PHPFFMpegCache.php b/src/PHPFFMpegCache.php
--- a/src/PHPFFMpegCache.php	(revision 729c340f6249d536e34dc2138cdfb8ef9827fd07)
+++ b/src/PHPFFMpegCache.php	(date 1656067073000)
@@ -2,13 +2,13 @@

 namespace Drupal\php_ffmpeg;

-use Doctrine\Common\Cache\Cache;
 use Drupal\Core\Cache\CacheBackendInterface;
+use Symfony\Component\Cache\Adapter\AbstractAdapter;

 /**
- * Adapter between Doctrine cache needed by FFMPeg library and Drupal cache.
+ * Adapter between Symfony cache needed by FFMPeg library and Drupal cache.
  */
-class PHPFFMpegCache implements Cache {
+class PHPFFMpegCache extends AbstractAdapter {

   /**
    * The cache backend that should be used.
@@ -17,13 +17,6 @@
    */
   protected $cache;

-  /**
-   * Prefix for the cache ids.
-   *
-   * @var string
-   */
-  protected $prefix;
-
   /**
    * Constructs a CacheCollector object.
    *
@@ -33,61 +26,53 @@
    *   Prefix used for appending to cached item identifiers.
    */
   public function __construct(CacheBackendInterface $cache, $prefix) {
+    parent::__construct($prefix);
     $this->cache = $cache;
-    $this->prefix = (string) $prefix;
   }

   /**
    * {@inheritdoc}
    */
-  public function fetch($id) {
-    if ($cache = $this->cache->get($this->getCid($id))) {
-      return $cache->data;
-    }
-    return FALSE;
+  protected function doFetch(array $ids) {
+    $items = $this->cache->getMultiple($ids);
+    array_walk($items, function (&$item) {
+      $item = $item->data;
+    });
+    return $items;
   }

   /**
    * {@inheritdoc}
    */
-  public function contains($id) {
-    return (bool) $this->fetch($id);
+  protected function doHave(string $id) {
+    return ($this->cache->get($id) !== FALSE);
   }

   /**
    * {@inheritdoc}
    */
-  public function save($id, $data, $lifeTime = 0) {
-    $this->cache->set($this->getCid($id), $data, time() + $lifeTime);
-    return TRUE;
+  protected function doSave(array $values, int $lifetime) {
+    array_walk($values, function (&$value) use ($lifetime) {
+      $value = [
+        "data" => $value,
+        "expire" => ($lifetime == 0) ? CacheBackendInterface::CACHE_PERMANENT : time() + $lifetime
+      ];
+    });
+    $this->cache->setMultiple($values);
   }

   /**
    * {@inheritdoc}
    */
-  public function delete($id) {
-    $this->cache->delete($this->getCid($id));
-    return TRUE;
+  protected function doDelete(array $ids) {
+    $this->cache->deleteMultiple($ids);
   }

   /**
    * {@inheritdoc}
    */
-  public function getStats() {
-    return NULL;
-  }
-
-  /**
-   * Returns a prefixed cache id based on given id.
-   *
-   * @param string $id
-   *   The id string to prefix.
-   *
-   * @return string
-   *   A prefixed cache id.
-   */
-  protected function getCid($id) {
-    return "{$this->prefix}:{$id}";
+  protected function doClear(string $namespace) {
+    $this->cache->deleteAll();
   }

 }
Index: composer.json
IDEA additional info:
Subsystem: com.intellij.openapi.diff.impl.patch.CharsetEP
<+>UTF-8
===================================================================
diff --git a/composer.json b/composer.json
--- a/composer.json	(revision 729c340f6249d536e34dc2138cdfb8ef9827fd07)
+++ b/composer.json	(date 1656036153000)
@@ -16,6 +16,6 @@
   },
   "require": {
     "drupal/core": "^8.0 | ^9.0",
-    "php-ffmpeg/php-ffmpeg": "*"
+    "php-ffmpeg/php-ffmpeg": "^0.19 | ^1.1"
   }
 }