test

app.py

@@ -85,7 +85,6 @@ sys.path.append(str(Path(__file__).parent / "src" / "experiments"))
 # from pgnd.sim import Friction, CacheDiffSimWithFrictionBatch, StaticsBatch, CollidersBatch
 # from pgnd.material import PGNDModel
 # from pgnd.utils import Logger, get_root, mkdir
-from pgnd.ffmpeg import make_video
 
 from real_world.utils.render_utils import interpolate_motions
 from real_world.gs.helpers import setup_camera
@@ -96,6 +95,23 @@ from real_world.gs.convert import save_to_splat, read_splat
 
 root = Path(__file__).parent / "src" / "experiments"
 
+def make_video(
+        image_root: Path,
+        video_path: Path,
+        image_pattern: str = '%04d.png',
+        frame_rate: int = 10):
+
+    subprocess.run([
+        'ffmpeg',
+        '-y',
+        '-hide_banner',
+        '-loglevel', 'error',
+        '-framerate', str(frame_rate),
+        '-i', str(image_root / image_pattern),
+        '-c:v', 'libx264',
+        '-pix_fmt', 'yuv420p',
+        str(video_path)
+    ])
 
 def quat2mat(quat):
     import kornia