Add support for sequences more than 77 tokens.

requirements.txt

@@ -32,4 +32,5 @@ torchdiffeq
 torchsde
 transformers==4.30.0
 diffusers==0.18.2
+compel
 openvino==2023.1.0.dev20230811

scripts/openvino_accelerate.py

@@ -9,6 +9,7 @@
 import functools
 import gradio as gr
 import numpy as np
+from compel import Compel
 
 import modules
 import modules.paths as paths
@@ -884,9 +885,16 @@ def callback(iter, t, latents):
                     'height': p.height,
                 })
 
+            compel = Compel(tokenizer=shared.sd_diffusers_model.tokenizer,
+                            text_encoder=shared.sd_diffusers_model.text_encoder,
+                            truncate_long_prompts=False)
+            conditioning = compel.build_conditioning_tensor(p.prompt)
+            negative_conditioning = compel.build_conditioning_tensor(p.negative_prompt)
+            [conditioning, negative_conditioning] = compel.pad_conditioning_tensors_to_same_length([conditioning, negative_conditioning])
+
             output = shared.sd_diffusers_model(
-                    prompt=p.prompts,
-                    negative_prompt=p.negative_prompts,
+                    prompt_embeds=conditioning,
+                    negative_prompt_embeds=negative_conditioning,
                     num_inference_steps=p.steps,
                     guidance_scale=p.cfg_scale,
                     generator=generator,