feat: add ws streaming input

2024-03-02 00:47:28 -08:00
parent 619a9728c0
commit 3df549c25c
3 changed files with 144 additions and 21 deletions
@@ -0,0 +1,66 @@
+import folder_paths
+from PIL import Image, ImageOps
+import numpy as np
+import torch
+from server import PromptServer, BinaryEventTypes
+import asyncio
+
+from globals import streaming_prompt_metadata, max_output_id_length
+
+class ComfyDeployWebscoketImageInput:
+    @classmethod
+    def INPUT_TYPES(s):
+        return {
+            "required": {
+                "input_id": (
+                    "STRING",
+                    {"multiline": False, "default": "input_id"},
+                ),
+                "seed": ("INT", {"default": 0, "min": 0, "max": 0xffffffffffffffff}),
+            },
+            "optional": {
+                "default_value": ("IMAGE", ),
+                "client_id": (
+                    "STRING",
+                    {"multiline": False, "default": ""},
+                ),
+            }
+        }
+
+    OUTPUT_NODE = True
+
+    RETURN_TYPES = ("IMAGE", )
+    RETURN_NAMES = ("images",)
+
+    FUNCTION = "run"
+
+    @classmethod
+    def VALIDATE_INPUTS(s, input_id):
+        try:
+            if len(input_id.encode('ascii')) > max_output_id_length:
+                raise ValueError(f"input_id size is greater than {max_output_id_length} bytes")
+        except UnicodeEncodeError:
+            raise ValueError("input_id is not ASCII encodable")
+
+        return True
+
+    def run(self, input_id, default_value, seed, client_id):
+        # print(streaming_prompt_metadata[client_id].inputs)
+        if client_id in streaming_prompt_metadata and input_id in streaming_prompt_metadata[client_id].inputs:
+            if isinstance(streaming_prompt_metadata[client_id].inputs[input_id], Image.Image):
+                print("Returning image from websocket input")
+                
+                image = streaming_prompt_metadata[client_id].inputs[input_id]
+                
+                image = ImageOps.exif_transpose(image)
+                image = image.convert("RGB")
+                image = np.array(image).astype(np.float32) / 255.0
+                image = torch.from_numpy(image)[None,]
+                
+                return [image]
+
+        print("Returning default value")
+        return [default_value]
+
+NODE_CLASS_MAPPINGS = {"ComfyDeployWebscoketImageInput": ComfyDeployWebscoketImageInput}
+NODE_DISPLAY_NAME_MAPPINGS = {"ComfyDeployWebscoketImageInput": "Image Websocket Input (ComfyDeploy)"}