add Qwen2-VL image processor fast (#35733)

* add qwen2_vl image processor fast

* add device to ImagesKwargs

* remove automatic fix copies

* fix fast_is_faster_than_slow

* remove unnecessary import

tests/test_image_processing_common.py

@@ -181,7 +181,10 @@ class ImageProcessingTestMixin:
         encoding_slow = image_processor_slow(dummy_image, return_tensors="pt")
         encoding_fast = image_processor_fast(dummy_image, return_tensors="pt")
 
-        self.assertTrue(torch.allclose(encoding_slow.pixel_values, encoding_fast.pixel_values, atol=1e-2))
+        self.assertTrue(torch.allclose(encoding_slow.pixel_values, encoding_fast.pixel_values, atol=1e-1))
+        self.assertLessEqual(
+            torch.mean(torch.abs(encoding_slow.pixel_values - encoding_fast.pixel_values)).item(), 1e-3
+        )
 
     @require_vision
     @require_torch
@@ -193,6 +196,8 @@ class ImageProcessingTestMixin:
             self.skipTest(reason="Skipping speed test as one of the image processors is not defined")
 
         def measure_time(image_processor, image):
+            # Warmup
+            _ = image_processor(image, return_tensors="pt")
             start = time.time()
             _ = image_processor(image, return_tensors="pt")
             return time.time() - start