support diffusers ms models

diffusers_video.py

@@ -0,0 +1,13 @@
+import torch
+from diffusers import DiffusionPipeline
+from diffusers.utils import export_to_video
+
+model_path = "/mnt/models/AI-ModelScope/text-to-video-ms-1.7b"
+pipe = DiffusionPipeline.from_pretrained(
+            model_path, torch_dtype=torch.float16, variant="fp16"
+            )
+pipe.enable_model_cpu_offload()       # 省显存
+pipe.enable_vae_slicing()
+
+frames = pipe("Spiderman is surfing", num_frames=16).frames[0]
+export_to_video(frames, "output.mp4")    # 默认约2秒/8fps