diff --git a/anime_audio_helper.py b/anime_audio_helper.py
index 39394c5..6040d23 100644
--- a/anime_audio_helper.py
+++ b/anime_audio_helper.py
@@ -161,7 +161,7 @@ def convert_video(source_file_base, source_file_full, is_vfr, target_cfr_fps_for
 
     # --- SVT-AV1 ENCODING (ffmpeg pipe to SvtAv1EncApp) ---
     print("    - Starting AV1 encode with ffmpeg -> SvtAv1EncApp pipe (this will take a long time)...")
-    # Probe UTVideo file for width, height, and frame count
+    # Probe UTVideo file for width, height (ffprobe) and frame count (mediainfo, fallback to ffprobe)
     ffprobe_dim_cmd = [
         "ffprobe", "-v", "error", "-select_streams", "v:0",
         "-show_entries", "stream=width,height", "-of", "json", ut_video_full_path
@@ -171,14 +171,27 @@ def convert_video(source_file_base, source_file_full, is_vfr, target_cfr_fps_for
     width = ffprobe_dim['streams'][0]['width']
     height = ffprobe_dim['streams'][0]['height']
 
-    ffprobe_framecount_cmd = [
-        "ffprobe", "-v", "error", "-select_streams", "v:0",
-        "-count_frames", "-show_entries", "stream=nb_read_frames",
-        "-of", "json", ut_video_full_path
-    ]
-    ffprobe_framecount_json = run_cmd(ffprobe_framecount_cmd, capture_output=True)
-    ffprobe_framecount = json.loads(ffprobe_framecount_json)
-    frame_count = int(ffprobe_framecount['streams'][0].get('nb_read_frames', 0))
+    # Try to get frame count from mediainfo (faster)
+    mediainfo_json = run_cmd([
+        "mediainfo", "--Output=JSON", "-f", ut_video_full_path
+    ], capture_output=True)
+    media_info = json.loads(mediainfo_json)
+    frame_count = None
+    for track in media_info.get("media", {}).get("track", []):
+        if track.get("@type") == "Video":
+            frame_count = int(track.get("FrameCount", 0))
+            break
+
+    # Fallback to ffprobe if mediainfo fails
+    if not frame_count:
+        ffprobe_framecount_cmd = [
+            "ffprobe", "-v", "error", "-select_streams", "v:0",
+            "-count_frames", "-show_entries", "stream=nb_read_frames",
+            "-of", "json", ut_video_full_path
+        ]
+        ffprobe_framecount_json = run_cmd(ffprobe_framecount_cmd, capture_output=True)
+        ffprobe_framecount = json.loads(ffprobe_framecount_json)
+        frame_count = int(ffprobe_framecount['streams'][0].get('nb_read_frames', 0))
 
     svtav1_param_list = [
         "--input-depth", "10",