[bugfix]: fix conflict (#465)

Co-authored-by: Yang Yong (雍洋) <yongyang1030@163.com>

lightx2v/utils/set_config.py

@@ -71,9 +71,10 @@ def set_config(args):
             logger.warning(f"`num_frames - 1` has to be divisible by {config['vae_stride'][0]}. Rounding to the nearest number.")
             config["target_video_length"] = config["target_video_length"] // config["vae_stride"][0] * config["vae_stride"][0] + 1
 
-    config["attnmap_frame_num"] = ((config["target_video_length"] - 1) // config["vae_stride"][0] + 1) // config["patch_size"][0]
-    if config["model_cls"] == "seko_talk":
-        config["attnmap_frame_num"] += 1
+    if config["task"] not in ["t2i", "i2i"]:
+        config["attnmap_frame_num"] = ((config["target_video_length"] - 1) // config["vae_stride"][0] + 1) // config["patch_size"][0]
+        if config["model_cls"] == "seko_talk":
+            config["attnmap_frame_num"] += 1
 
     return config