render time check

snippets/dev/sequence_render_time_infos.py

@@ -0,0 +1,37 @@
+## Print infos on render times from a sequence folder (check creation time from frames)
+## minimum, maximum, average and total time
+## Use current working directory, a path can be specified as argument
+## nice to use as CLI shortcut: alias sequnecetime = 'python3 path/to/script'
+
+import sys
+import os
+import datetime
+import numpy as np
+from pathlib import Path
+
+def check_render_time():
+    folder = Path(os.getcwd())
+    if len(sys.argv) > 1:
+        folder = Path(sys.argv[1])
+
+    files = [f for f in folder.iterdir() if f.is_file()]
+    files.sort(key=lambda x: x.name)
+
+    deltas = []
+    for i in range(len(files)-1):
+        f = files[i]
+        next_f = files[i + 1]
+
+        delta = next_f.stat().st_ctime - f.stat().st_ctime
+        deltas.append(delta)
+
+    print(f'Sequence evaluated render times in {folder.name} ({len(files)} files):')
+    average = np.mean(deltas)
+    print(f'Min time: {datetime.timedelta(seconds=min(deltas))}')
+    print(f'Max time: {datetime.timedelta(seconds=max(deltas))}')
+    print(f'Average : {datetime.timedelta(seconds=average)}')
+    print()
+    # Add 1 average as first frame time
+    print(f'Total  : ~{datetime.timedelta(seconds=files[-1].stat().st_ctime - files[0].stat().st_ctime + average)}')
+
+check_render_time()