updated

app.py

@@ -73,6 +73,8 @@ def download_video(url):
             except youtube_dl.DownloadError as error:
                 print(f'error with download_video function: {error}')
                 save_location = None
+    else:
+        fps, save_location = None, None
     return(fps, save_location)
 
 def process_video_parallel(video, skip_frames, dest_path, num_processes, process_number):
@@ -182,7 +184,7 @@ def run_inference(url, sampling_interval, search_query, bs=526):
       image_output = None
     return(title, image_output)
 
-inputs = [gr.inputs.Textbox(label="Give us the link to your youtube video! (note that downloading mighte be slow, e.g. it will take a few minutes to process a 10 minutes video)"),
+inputs = [gr.inputs.Textbox(label="Give us the link to your youtube video! ( maximum size 50 MB)"),
           gr.Number(5,label='sampling interval (seconds)'),
           gr.inputs.Textbox(label="What do you want to search?")]
 outputs = [
@@ -197,7 +199,7 @@ gr.Interface(
     inputs=inputs,
     outputs=outputs,
     title="It Happened One Frame",
-    description='A CLIP-based app that search video frame based on text',
+    description='A CLIP-based app that search YouTube video frame based on text',
     examples=[
         ['https://youtu.be/v1rkzUIL8oc', 1, "James Cagney dancing down the stairs"],
         ['https://youtu.be/k4R5wZs8cxI', 1, "James Cagney smashes a grapefruit into Mae Clarke's face"],