fix quality

mimicmotion/pipelines/pipeline_mimicmotion.py

@@ -21,6 +21,7 @@ from ..modules.pose_net import PoseNet
 
 from comfy.utils import ProgressBar
 import comfy.model_management as mm
+from comfy.clip_vision import clip_preprocess
 offload_device = mm.unet_offload_device()
 
 logger = logging.get_logger(__name__)  # pylint: disable=invalid-name
@@ -126,25 +127,28 @@ class MimicMotionPipeline(DiffusionPipeline):
         do_classifier_free_guidance: bool):
         dtype = next(self.image_encoder.parameters()).dtype
 
-        if not isinstance(image, torch.Tensor):
-            image = self.image_processor.pil_to_numpy(image)
-            image = self.image_processor.numpy_to_pt(image)
-
-            # We normalize the image before resizing to match with the original implementation.
-            # Then we unnormalize it after resizing.
-            image = image * 2.0 - 1.0
-            image = _resize_with_antialiasing(image, (224, 224))
-            image = (image + 1.0) / 2.0
-
-            # Normalize the image with for CLIP input
-            image = self.feature_extractor(
-                images=image,
-                do_normalize=True,
-                do_center_crop=False,
-                do_resize=False,
-                do_rescale=False,
-                return_tensors="pt",
-            ).pixel_values
+        # if not isinstance(image, torch.Tensor):
+        #     image = self.image_processor.pil_to_numpy(image)
+        #     image = self.image_processor.numpy_to_pt(image)
+
+        #     # We normalize the image before resizing to match with the original implementation.
+        #     # Then we unnormalize it after resizing.
+        #     image = image * 2.0 - 1.0
+        #     image = _resize_with_antialiasing(image, (224, 224))
+        #     image = (image + 1.0) / 2.0
+
+        #     # Normalize the image with for CLIP input
+        #     image = self.feature_extractor(
+        #         images=image,
+        #         do_normalize=True,
+        #         do_center_crop=False,
+        #         do_resize=False,
+        #         do_rescale=False,
+        #         return_tensors="pt",
+        #     ).pixel_values
+
+        image = image.permute(0, 2, 3, 1)
+        image = clip_preprocess(image.clone(), 224)
 
         image = image.to(device=device, dtype=dtype)
         self.image_encoder.to(device)
@@ -159,6 +163,7 @@ class MimicMotionPipeline(DiffusionPipeline):
 
         if do_classifier_free_guidance:
             negative_image_embeddings = torch.zeros_like(image_embeddings)
+            #negative_image_embeddings = torch.randn_like(image_embeddings)
 
             # For classifier free guidance, we need to do two forward passes.
             # Here we concatenate the unconditional and text embeddings into a single batch

nodes.py

@@ -7,6 +7,8 @@ import folder_paths
 import comfy.model_management as mm
 import comfy.utils
 
+from comfy.clip_vision import clip_preprocess
+
 from diffusers.models import AutoencoderKLTemporalDecoder
 from diffusers.schedulers import EulerDiscreteScheduler
 from transformers import CLIPImageProcessor, CLIPVisionModelWithProjection
@@ -183,21 +185,22 @@ class MimicMotionSampler:
         ref_image = ref_image.permute(0, 3, 1, 2)
         pose_images = pose_images.permute(0, 3, 1, 2)
 
-        if ref_image.shape[1:3] != (224, 224):
-            ref_img = comfy.utils.common_upscale(ref_image, 224, 224, "lanczos", "disabled")
-        else:
-            ref_img = ref_image
+        # if ref_image.shape[1:3] != (224, 224):
+        #     #ref_img = comfy.utils.common_upscale(ref_image, 224, 224, "lanczos", "disabled")
+        #     ref_img = clip_preprocess(ref_image, 224)
+        # else:
+        #     ref_img = ref_image
 
         pose_images = pose_images * 2 - 1
 
-        ref_img = ref_img.to(device).to(dtype)
+        ref_image = ref_image.to(device).to(dtype)
         pose_images = pose_images.to(device).to(dtype)
 
         generator = torch.Generator(device=device)
         generator.manual_seed(seed)
         
         frames = pipeline(
-            ref_img, 
+            ref_image, 
             image_pose=pose_images, 
             num_frames=B,
             tile_size = context_size,