add hight var to chatrender for 720p videos

twitch_chat_vod.py

@@ -1,13 +1,28 @@
 #!/usr/bin/env python3
 import  os
+import cv2
 import linux
 
+def get_video_height(video_path: str) -> int:
+    # Open the video file
+    video = cv2.VideoCapture(video_path)
+    
+    # Get the height property
+    height = int(video.get(cv2.CAP_PROP_FRAME_HEIGHT))
+    
+    # Always release the video object
+    video.release()
+    
+    return height
+
 def combine_twitch_vod_and_chat(vod_path: str, layout: str = "side-by-side", force: bool = False) -> bool:
     """
     Renders Twitch chat JSON to video and combines it with the source VOD.
     Provides real-time terminal feedback for all processing steps.
     """
-    threads = "8"
+    threads = 8
+
+    video_height = 1080
 
     video_path = vod_path
     video_chat = ""
@@ -53,11 +68,13 @@ def combine_twitch_vod_and_chat(vod_path: str, layout: str = "side-by-side", for
     print("====================================================")
     print("🚀 STEP 1: Rendering Chat JSON to Video Layer")
     print("====================================================")
+
+    video_height = get_video_height(vod_path)
     
     chat_cmd = (
         f"TwitchDownloaderCLI chatrender "
         f"-i {chat_path} "
-        f"-w 400 -h 1080 "
+        f"-w 400 -h {video_height} "
         f"--collision Overwrite "
         f"--temp-path download/temp "
         f"--font-size 20 "