Add Real4D metadata: dataset_manifest.json

dataset_manifest.json

@@ -0,0 +1,55 @@
+{
+  "dataset": "Real4D",
+  "version": "1.0",
+  "frame_rate_fps": 30,
+  "frames_per_trajectory": 300,
+  "duration_seconds": 10,
+  "trajectory_naming": "cam{source_camera}_{target_camera}",
+  "frame_numbering": {
+    "files": "1-based, zero-padded to six digits",
+    "camera_json": "0-based list index"
+  },
+  "modalities": {
+    "rgb": "8-bit JPEG",
+    "depth": "16-bit grayscale PNG, millimeters, invalid value 0",
+    "depth_preview": "8-bit colorized JPEG",
+    "camera": "per-trajectory JSON with per-frame pose, intrinsics, image size, and timestamp",
+    "preview_video": "30 fps MP4 for RGB and colorized depth"
+  },
+  "totals": {
+    "scenes": 10,
+    "trajectories": 3084,
+    "frames": 925200
+  },
+  "subsets": {
+    "dynerf": {
+      "display_name": "N3DV",
+      "resolution": [1352, 1014],
+      "scenes": {
+        "coffee_martini": {"reference_cameras": 18, "trajectories": 324, "frames": 97200},
+        "cook_spinach": {"reference_cameras": 21, "trajectories": 441, "frames": 132300},
+        "cut_roasted_beef": {"reference_cameras": 20, "trajectories": 400, "frames": 120000},
+        "flame_salmon": {"reference_cameras": 19, "trajectories": 361, "frames": 108300},
+        "flame_steak": {"reference_cameras": 21, "trajectories": 441, "frames": 132300},
+        "sear_steak": {"reference_cameras": 21, "trajectories": 441, "frames": 132300}
+      }
+    },
+    "meetroom": {
+      "display_name": "MeetRoom",
+      "resolution": [1280, 720],
+      "scenes": {
+        "discussion": {"reference_cameras": 13, "trajectories": 169, "frames": 50700},
+        "stepin": {"reference_cameras": 13, "trajectories": 169, "frames": 50700},
+        "trimming": {"reference_cameras": 13, "trajectories": 169, "frames": 50700},
+        "vrheadset": {"reference_cameras": 13, "trajectories": 169, "frames": 50700}
+      }
+    }
+  },
+  "excluded_local_artifacts": [
+    "**/_scene_cache/**",
+    "**/plane_depths/**",
+    "**/plane_depth_vis/**",
+    "**/video/*_plane_depth.mp4"
+  ]
+}
+