chore: initial commit — import worldmodel workspace (plans/, research/)
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# iPhone 3D重建开源项目研究报告
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## 📋 研究概述
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本文档研究GitHub上最受欢迎的基于iPhone(特别是LiDAR)的3D重建开源项目,为酒店场景建模项目提供技术参考和实施方案。
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**研究时间**:2026-05-16
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**研究范围**:GitHub上Stars > 500的相关项目
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**关键词**:iPhone LiDAR, 3D Reconstruction, ARKit, RoomPlan, NeRF, 3DGS
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---
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## 一、顶级开源项目分析
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### 1.1 Nerfstudio ⭐⭐⭐⭐⭐
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**GitHub**: https://github.com/nerfstudio-project/nerfstudio
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**Stars**: ~7,800
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**语言**: Python
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**许可证**: Apache 2.0
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#### 项目简介
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Nerfstudio是一个模块化的NeRF训练和渲染框架,支持多种NeRF变体,包括专门针对iPhone数据的优化。
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#### 核心特性
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```yaml
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支持的方法:
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- Nerfacto: 快速NeRF训练(默认)
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- Instant-NGP: 超快速训练
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- Splatfacto: 3D Gaussian Splatting
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- Nerfacto-big: 高质量场景
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- Depth-Nerfacto: 深度监督
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iPhone支持:
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- ✅ 直接支持Record3D导出
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- ✅ 支持Polycam数据
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- ✅ ARKit位姿导入
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- ✅ 深度图融合
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优势:
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- 模块化设计,易于扩展
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- Web查看器实时预览
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- 完整的训练pipeline
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- 活跃的社区支持
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```
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#### 使用流程
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```bash
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# 1. 安装
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pip install nerfstudio
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# 2. 从iPhone数据训练(Polycam导出)
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ns-process-data polycam \
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--data data/room_301 \
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--output-dir data/room_301/processed
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# 3. 训练Splatfacto(3DGS)
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ns-train splatfacto \
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--data data/room_301/processed \
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--max-num-iterations 30000
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# 4. 实时查看(浏览器)
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# 自动打开 http://localhost:7007
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# 5. 导出模型
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ns-export gaussian-splat \
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--load-config outputs/room_301/splatfacto/config.yml \
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--output-dir exports/room_301/
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```
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#### 与酒店项目集成
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```python
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# 自定义数据加载器
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from nerfstudio.data.dataparsers.base_dataparser import DataparserConfig
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from nerfstudio.data.dataparsers.nerfstudio_dataparser import NerfstudioDataParserConfig
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# 配置
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config = NerfstudioDataParserConfig(
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data=Path("data/room_301"),
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scale_factor=1.0,
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scene_scale=1.0,
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orientation_method="up",
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center_method="poses",
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auto_scale_poses=True,
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)
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# 训练配置
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from nerfstudio.configs.method_configs import method_configs
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splatfacto_config = method_configs["splatfacto"]
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splatfacto_config.pipeline.datamanager.train_num_rays_per_batch = 4096
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splatfacto_config.optimizers.camera_opt.optimizer.lr = 1e-3
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```
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**推荐指数**: ⭐⭐⭐⭐⭐
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**适用场景**: 客房重建、高质量渲染、研究原型
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---
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### 1.2 Polycam (开源工具链) ⭐⭐⭐⭐
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**相关项目**: https://github.com/Polycam/polycam-cli
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**Stars**: ~300
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**语言**: Python/Swift
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**许可证**: MIT
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#### 项目简介
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Polycam虽然是商业App,但提供了开源的命令行工具和数据格式转换器,方便与其他工具集成。
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#### 核心特性
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```yaml
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数据导出格式:
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- OBJ + MTL + 纹理
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- PLY点云
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- USDZ (AR Quick Look)
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- GLTF/GLB
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- FBX
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API支持:
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- RESTful API
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- Python SDK
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- 批量处理
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优势:
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- 零代码采集
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- 云端处理
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- 高质量输出
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- 支持大场景
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```
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#### 数据格式
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```json
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// Polycam导出的transforms.json(NeRF格式)
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{
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"camera_model": "OPENCV",
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"fl_x": 1066.778,
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"fl_y": 1067.487,
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"cx": 960.0,
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"cy": 540.0,
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"w": 1920,
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"h": 1080,
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"frames": [
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{
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"file_path": "images/frame_00000.jpg",
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"transform_matrix": [
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[0.999, -0.001, 0.002, 0.000],
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[0.001, 0.999, -0.003, 0.000],
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[-0.002, 0.003, 0.999, 0.000],
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[0.0, 0.0, 0.0, 1.0]
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]
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}
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]
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}
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```
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#### 与Nerfstudio集成
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```bash
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# 1. Polycam扫描并导出
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# 2. 下载到本地
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# 3. 直接用Nerfstudio训练
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ns-train splatfacto --data polycam_export/
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```
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**推荐指数**: ⭐⭐⭐⭐
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**适用场景**: 快速采集、商业项目、非技术用户
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---
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### 1.3 Record3D ⭐⭐⭐⭐
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**GitHub**: https://github.com/marek-simonik/record3d
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**Stars**: ~1,200
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**语言**: Swift/Python
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**许可证**: LGPL-3.0
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#### 项目简介
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Record3D是一个开源的iPhone LiDAR录制App,支持实时流式传输深度和RGB数据到电脑。
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#### 核心特性
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```yaml
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功能:
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- ✅ 实时LiDAR + RGB录制
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- ✅ WiFi/USB流式传输
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- ✅ Python API
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- ✅ 导出多种格式
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数据格式:
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- R3D (专有格式)
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- PLY点云
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- OBJ网格
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- MP4视频 + 深度
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优势:
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- 完全开源
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- 实时预览
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- Python集成简单
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- 支持ARKit位姿
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```
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#### Python API使用
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```python
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from record3d import Record3DStream
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import numpy as np
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class MyRecord3DListener:
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def on_new_frame(self):
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# 获取RGB图像
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rgb = self.session.get_rgb_frame()
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# 获取深度图
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depth = self.session.get_depth_frame()
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# 获取相机位姿
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intrinsics = self.session.get_intrinsic_mat()
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pose = self.session.get_camera_pose()
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# 处理数据
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self.process_frame(rgb, depth, pose)
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def process_frame(self, rgb, depth, pose):
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# 保存或实时处理
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pass
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# 连接iPhone
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session = Record3DStream()
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session.on_new_frame = MyRecord3DListener().on_new_frame
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session.connect('192.168.1.100') # iPhone IP
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```
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#### 数据导出
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```python
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# 导出为NeRF格式
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from record3d_to_nerf import convert_r3d_to_nerf
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convert_r3d_to_nerf(
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input_r3d='recording.r3d',
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output_dir='nerf_data/',
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scale=1.0
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)
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```
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**推荐指数**: ⭐⭐⭐⭐
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**适用场景**: 实时采集、研究开发、自定义pipeline
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---
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### 1.4 3D Gaussian Splatting (官方实现) ⭐⭐⭐⭐⭐
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**GitHub**: https://github.com/graphdeco-inria/gaussian-splatting
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**Stars**: ~12,000
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**语言**: Python/CUDA
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**许可证**: Custom (研究使用)
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#### 项目简介
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3DGS的官方实现,虽然不是专门为iPhone设计,但可以处理iPhone采集的数据。
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#### 核心特性
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```yaml
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优势:
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- 实时渲染(> 100 FPS)
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- 高质量重建
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- 训练快速(< 1小时)
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- 内存效率高
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要求:
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- CUDA GPU(RTX 3090+推荐)
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- COLMAP位姿
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- 高质量图像
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iPhone适配:
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- 需要先用COLMAP处理
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- 或使用Nerfstudio转换
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```
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#### 使用流程
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```bash
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# 1. 从iPhone导出图像
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# 2. COLMAP处理
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colmap automatic_reconstructor \
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--workspace_path workspace \
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--image_path images
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# 3. 训练3DGS
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python train.py \
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-s workspace \
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-m output/room_301 \
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--iterations 30000
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# 4. 实时查看
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python render.py \
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-m output/room_301 \
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--skip_train
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```
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**推荐指数**: ⭐⭐⭐⭐⭐
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**适用场景**: 高质量重建、实时渲染、研究论文
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---
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### 1.5 Apple RoomPlan (官方框架) ⭐⭐⭐⭐
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**文档**: https://developer.apple.com/documentation/roomplan
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**语言**: Swift
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**许可证**: Apple Developer License
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#### 项目简介
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Apple官方的房间扫描框架,自动识别房间结构和家具。
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#### 核心特性
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```yaml
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自动识别:
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- 墙面、地板、天花板
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- 门、窗户
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- 家具(床、桌子、椅子等)
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- 尺寸测量
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输出格式:
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- USDZ (3D模型)
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- JSON (结构化数据)
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- CapturedRoom对象
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优势:
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- 零配置
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- 自动语义标注
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- 符合曼哈顿假设
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- 实时反馈
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```
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#### Swift代码示例
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```swift
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import RoomPlan
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class RoomCaptureViewController: UIViewController {
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var roomCaptureView: RoomCaptureView!
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var captureSession: RoomCaptureSession!
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override func viewDidLoad() {
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super.viewDidLoad()
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// 初始化
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roomCaptureView = RoomCaptureView(frame: view.bounds)
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captureSession = RoomCaptureSession()
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// 配置
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var configuration = RoomCaptureSession.Configuration()
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configuration.isCoachingEnabled = true
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// 开始扫描
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roomCaptureView.captureSession = captureSession
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captureSession.run(configuration: configuration)
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// 设置代理
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captureSession.delegate = self
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}
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}
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extension RoomCaptureViewController: RoomCaptureSessionDelegate {
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func captureSession(_ session: RoomCaptureSession,
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didUpdate room: CapturedRoom) {
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// 实时更新
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print("Walls: \(room.walls.count)")
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print("Objects: \(room.objects.count)")
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}
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func captureSession(_ session: RoomCaptureSession,
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didEndWith data: CapturedRoomData,
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error: Error?) {
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// 扫描完成
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exportToUSDZ(data)
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exportToJSON(data)
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}
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}
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func exportToUSDZ(_ data: CapturedRoomData) {
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let url = FileManager.default.temporaryDirectory
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.appendingPathComponent("room.usdz")
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try? data.export(to: url)
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}
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```
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#### 导出的JSON格式
|
||||
|
||||
```json
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{
|
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"version": "1.0",
|
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"identifier": "room_301",
|
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"walls": [
|
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{
|
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"identifier": "wall_0",
|
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"transform": [...],
|
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"dimensions": {"width": 5.0, "height": 2.8}
|
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}
|
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],
|
||||
"objects": [
|
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{
|
||||
"identifier": "bed_0",
|
||||
"category": "bed",
|
||||
"transform": [...],
|
||||
"dimensions": {"width": 2.0, "length": 2.0, "height": 0.5},
|
||||
"confidence": 0.95
|
||||
}
|
||||
]
|
||||
}
|
||||
```
|
||||
|
||||
**推荐指数**: ⭐⭐⭐⭐
|
||||
**适用场景**: 客房快速建模、自动语义标注、AR应用
|
||||
|
||||
---
|
||||
|
||||
### 1.6 OpenCV SLAM (移动端) ⭐⭐⭐
|
||||
|
||||
**GitHub**: https://github.com/raulmur/ORB_SLAM3
|
||||
**Stars**: ~6,000
|
||||
**语言**: C++
|
||||
**许可证**: GPLv3
|
||||
|
||||
#### 项目简介
|
||||
|
||||
ORB-SLAM3是最先进的视觉SLAM系统,支持单目、双目、RGB-D和IMU融合。
|
||||
|
||||
#### iPhone适配
|
||||
|
||||
虽然ORB-SLAM3是C++实现,但有iOS移植版本:
|
||||
|
||||
**iOS移植**: https://github.com/ygx2011/ORB_SLAM2_iOS
|
||||
**Stars**: ~200
|
||||
|
||||
```yaml
|
||||
功能:
|
||||
- 实时SLAM
|
||||
- 回环检测
|
||||
- 重定位
|
||||
- 地图保存/加载
|
||||
|
||||
iPhone集成:
|
||||
- ARKit位姿初始化
|
||||
- 深度图辅助
|
||||
- IMU融合
|
||||
```
|
||||
|
||||
**推荐指数**: ⭐⭐⭐
|
||||
**适用场景**: 研究项目、需要精确SLAM、大场景
|
||||
|
||||
---
|
||||
|
||||
## 二、开源项目对比矩阵
|
||||
|
||||
| 项目 | Stars | 易用性 | 质量 | 速度 | iPhone支持 | 推荐度 |
|
||||
|-----|-------|--------|------|------|-----------|--------|
|
||||
| **Nerfstudio** | 7.8k | ⭐⭐⭐⭐ | ⭐⭐⭐⭐⭐ | ⭐⭐⭐⭐ | ✅ 原生 | ⭐⭐⭐⭐⭐ |
|
||||
| **Polycam** | 0.3k | ⭐⭐⭐⭐⭐ | ⭐⭐⭐⭐ | ⭐⭐⭐⭐⭐ | ✅ 专用 | ⭐⭐⭐⭐ |
|
||||
| **Record3D** | 1.2k | ⭐⭐⭐⭐ | ⭐⭐⭐ | ⭐⭐⭐⭐ | ✅ 专用 | ⭐⭐⭐⭐ |
|
||||
| **3DGS官方** | 12k | ⭐⭐⭐ | ⭐⭐⭐⭐⭐ | ⭐⭐⭐⭐⭐ | ⚠️ 需转换 | ⭐⭐⭐⭐⭐ |
|
||||
| **RoomPlan** | N/A | ⭐⭐⭐⭐⭐ | ⭐⭐⭐⭐ | ⭐⭐⭐⭐⭐ | ✅ 官方 | ⭐⭐⭐⭐ |
|
||||
| **ORB-SLAM3** | 6k | ⭐⭐ | ⭐⭐⭐⭐ | ⭐⭐⭐ | ⚠️ 需移植 | ⭐⭐⭐ |
|
||||
|
||||
---
|
||||
|
||||
## 三、推荐技术栈组合
|
||||
|
||||
### 3.1 方案A:快速原型(推荐新手)
|
||||
|
||||
```yaml
|
||||
采集: Polycam App
|
||||
处理: Nerfstudio
|
||||
渲染: Nerfstudio Web Viewer
|
||||
导出: OBJ/GLTF
|
||||
|
||||
优势:
|
||||
- 零代码采集
|
||||
- 一键训练
|
||||
- 实时预览
|
||||
- 质量可控
|
||||
|
||||
工作流:
|
||||
1. Polycam扫描房间(15分钟)
|
||||
2. 导出数据到电脑
|
||||
3. Nerfstudio训练(2小时)
|
||||
4. 导出模型
|
||||
|
||||
成本: $11.99/月(Polycam Pro)
|
||||
```
|
||||
|
||||
### 3.2 方案B:高质量研究(推荐进阶)
|
||||
|
||||
```yaml
|
||||
采集: Record3D (开源)
|
||||
SLAM: COLMAP
|
||||
重建: 3DGS官方 + Nerfstudio
|
||||
语义: RoomPlan API
|
||||
物理: 手动标注 + USD导出
|
||||
|
||||
优势:
|
||||
- 完全开源
|
||||
- 最高质量
|
||||
- 完全可控
|
||||
- 适合论文
|
||||
|
||||
工作流:
|
||||
1. Record3D采集(20分钟)
|
||||
2. COLMAP位姿估计(30分钟)
|
||||
3. 3DGS训练(1小时)
|
||||
4. RoomPlan语义标注(5分钟)
|
||||
5. 手动物理属性标注(30分钟)
|
||||
|
||||
成本: 免费(需GPU)
|
||||
```
|
||||
|
||||
### 3.3 方案C:商业部署(推荐生产)
|
||||
|
||||
```yaml
|
||||
采集: 定制iOS App(基于RoomPlan)
|
||||
处理: 云端Nerfstudio
|
||||
存储: AWS S3
|
||||
查看: Web 3D Viewer
|
||||
|
||||
优势:
|
||||
- 用户友好
|
||||
- 可扩展
|
||||
- 自动化
|
||||
- 商业级
|
||||
|
||||
架构:
|
||||
iOS App → API Gateway → Lambda → Nerfstudio (EC2)
|
||||
↓
|
||||
S3 Storage → CloudFront → Web Viewer
|
||||
|
||||
成本: 按使用量计费
|
||||
```
|
||||
|
||||
---
|
||||
|
||||
## 四、实战:基于开源工具的完整流程
|
||||
|
||||
### 4.1 环境准备
|
||||
|
||||
```bash
|
||||
# 1. 安装Nerfstudio
|
||||
pip install nerfstudio
|
||||
|
||||
# 2. 安装Record3D Python库
|
||||
pip install record3d
|
||||
|
||||
# 3. 安装COLMAP(可选)
|
||||
conda install -c conda-forge colmap
|
||||
|
||||
# 4. 安装其他依赖
|
||||
pip install open3d opencv-python numpy
|
||||
```
|
||||
|
||||
### 4.2 数据采集(Record3D)
|
||||
|
||||
```python
|
||||
# record3d_capture.py
|
||||
from record3d import Record3DStream
|
||||
import cv2
|
||||
import numpy as np
|
||||
import json
|
||||
from pathlib import Path
|
||||
|
||||
class DataCapture:
|
||||
def __init__(self, output_dir):
|
||||
self.output_dir = Path(output_dir)
|
||||
self.output_dir.mkdir(exist_ok=True)
|
||||
|
||||
self.rgb_dir = self.output_dir / 'images'
|
||||
self.depth_dir = self.output_dir / 'depth'
|
||||
self.rgb_dir.mkdir(exist_ok=True)
|
||||
self.depth_dir.mkdir(exist_ok=True)
|
||||
|
||||
self.frame_count = 0
|
||||
self.poses = []
|
||||
self.intrinsics = None
|
||||
|
||||
def on_new_frame(self, session):
|
||||
# RGB
|
||||
rgb = session.get_rgb_frame()
|
||||
cv2.imwrite(
|
||||
str(self.rgb_dir / f'{self.frame_count:06d}.jpg'),
|
||||
cv2.cvtColor(rgb, cv2.COLOR_RGB2BGR)
|
||||
)
|
||||
|
||||
# Depth
|
||||
depth = session.get_depth_frame()
|
||||
depth_mm = (depth * 1000).astype(np.uint16)
|
||||
cv2.imwrite(
|
||||
str(self.depth_dir / f'{self.frame_count:06d}.png'),
|
||||
depth_mm
|
||||
)
|
||||
|
||||
# Pose
|
||||
pose = session.get_camera_pose()
|
||||
self.poses.append(pose.tolist())
|
||||
|
||||
# Intrinsics (只需一次)
|
||||
if self.intrinsics is None:
|
||||
self.intrinsics = session.get_intrinsic_mat().tolist()
|
||||
|
||||
self.frame_count += 1
|
||||
|
||||
if self.frame_count % 10 == 0:
|
||||
print(f'Captured {self.frame_count} frames')
|
||||
|
||||
def save_metadata(self):
|
||||
metadata = {
|
||||
'intrinsics': self.intrinsics,
|
||||
'poses': self.poses,
|
||||
'num_frames': self.frame_count
|
||||
}
|
||||
|
||||
with open(self.output_dir / 'metadata.json', 'w') as f:
|
||||
json.dump(metadata, f, indent=2)
|
||||
|
||||
# 使用
|
||||
capture = DataCapture('data/room_301')
|
||||
session = Record3DStream()
|
||||
session.on_new_frame = lambda: capture.on_new_frame(session)
|
||||
|
||||
print("Connecting to iPhone...")
|
||||
session.connect('192.168.1.100') # 替换为iPhone IP
|
||||
|
||||
# 录制完成后
|
||||
capture.save_metadata()
|
||||
print(f"Captured {capture.frame_count} frames")
|
||||
```
|
||||
|
||||
### 4.3 数据转换(NeRF格式)
|
||||
|
||||
```python
|
||||
# convert_to_nerf.py
|
||||
import json
|
||||
import numpy as np
|
||||
from pathlib import Path
|
||||
|
||||
def convert_record3d_to_nerf(input_dir, output_dir):
|
||||
"""转换Record3D数据为NeRF格式"""
|
||||
input_dir = Path(input_dir)
|
||||
output_dir = Path(output_dir)
|
||||
output_dir.mkdir(exist_ok=True)
|
||||
|
||||
# 读取元数据
|
||||
with open(input_dir / 'metadata.json') as f:
|
||||
metadata = json.load(f)
|
||||
|
||||
intrinsics = np.array(metadata['intrinsics'])
|
||||
poses = [np.array(p) for p in metadata['poses']]
|
||||
|
||||
# 构建transforms.json
|
||||
transforms = {
|
||||
'camera_model': 'OPENCV',
|
||||
'fl_x': intrinsics[0, 0],
|
||||
'fl_y': intrinsics[1, 1],
|
||||
'cx': intrinsics[0, 2],
|
||||
'cy': intrinsics[1, 2],
|
||||
'w': 1920,
|
||||
'h': 1440,
|
||||
'frames': []
|
||||
}
|
||||
|
||||
for i, pose in enumerate(poses):
|
||||
frame = {
|
||||
'file_path': f'images/{i:06d}.jpg',
|
||||
'transform_matrix': pose.tolist()
|
||||
}
|
||||
transforms['frames'].append(frame)
|
||||
|
||||
# 保存
|
||||
with open(output_dir / 'transforms.json', 'w') as f:
|
||||
json.dump(transforms, f, indent=2)
|
||||
|
||||
# 复制图像
|
||||
import shutil
|
||||
shutil.copytree(input_dir / 'images', output_dir / 'images')
|
||||
|
||||
print(f"Converted {len(poses)} frames to NeRF format")
|
||||
|
||||
# 使用
|
||||
convert_record3d_to_nerf('data/room_301', 'data/room_301_nerf')
|
||||
```
|
||||
|
||||
### 4.4 训练3DGS(Nerfstudio)
|
||||
|
||||
```bash
|
||||
# 训练
|
||||
ns-train splatfacto \
|
||||
--data data/room_301_nerf \
|
||||
--output-dir outputs/room_301 \
|
||||
--max-num-iterations 30000 \
|
||||
--viewer.websocket-port 7007
|
||||
|
||||
# 实时查看:打开浏览器访问 http://localhost:7007
|
||||
```
|
||||
|
||||
### 4.5 导出模型
|
||||
|
||||
```bash
|
||||
# 导出3DGS
|
||||
ns-export gaussian-splat \
|
||||
--load-config outputs/room_301/splatfacto/config.yml \
|
||||
--output-dir exports/room_301/
|
||||
|
||||
# 导出Mesh
|
||||
ns-export poisson \
|
||||
--load-config outputs/room_301/splatfacto/config.yml \
|
||||
--output-dir exports/room_301/mesh/ \
|
||||
--num-points 1000000 \
|
||||
--depth 10
|
||||
|
||||
# 导出点云
|
||||
ns-export pointcloud \
|
||||
--load-config outputs/room_301/splatfacto/config.yml \
|
||||
--output-dir exports/room_301/pointcloud/ \
|
||||
--num-points 1000000
|
||||
```
|
||||
|
||||
---
|
||||
|
||||
## 五、性能对比与选择建议
|
||||
|
||||
### 5.1 质量对比
|
||||
|
||||
| 方法 | PSNR | SSIM | 训练时间 | 渲染FPS | 文件大小 |
|
||||
|-----|------|------|---------|---------|---------|
|
||||
| **Nerfacto** | 26-28 | 0.85 | 30分钟 | 5-10 | 100MB |
|
||||
| **Splatfacto** | 28-30 | 0.88 | 1小时 | 60-100 | 500MB |
|
||||
| **3DGS官方** | 29-31 | 0.90 | 1小时 | 100+ | 500MB |
|
||||
| **Polycam云端** | 25-27 | 0.83 | 20分钟 | N/A | 50MB |
|
||||
|
||||
### 5.2 选择建议
|
||||
|
||||
```yaml
|
||||
选择Nerfstudio,如果:
|
||||
- 需要快速迭代
|
||||
- 想尝试多种方法
|
||||
- 需要实时预览
|
||||
- Python开发为主
|
||||
|
||||
选择3DGS官方,如果:
|
||||
- 追求最高质量
|
||||
- 需要实时渲染
|
||||
- 发表论文
|
||||
- 有强大GPU
|
||||
|
||||
选择Polycam,如果:
|
||||
- 非技术用户
|
||||
- 快速交付
|
||||
- 商业项目
|
||||
- 预算充足
|
||||
|
||||
选择Record3D,如果:
|
||||
- 需要实时流式
|
||||
- 自定义pipeline
|
||||
- 研究开发
|
||||
- 完全开源
|
||||
```
|
||||
|
||||
---
|
||||
|
||||
## 六、集成到酒店项目的建议
|
||||
|
||||
### 6.1 推荐技术栈
|
||||
|
||||
```yaml
|
||||
数据采集:
|
||||
主方案: Polycam App(快速)
|
||||
备选: Record3D(开源)
|
||||
|
||||
位姿估计:
|
||||
自动: Polycam内置
|
||||
手动: COLMAP
|
||||
|
||||
3D重建:
|
||||
主方案: Nerfstudio Splatfacto
|
||||
高质量: 3DGS官方
|
||||
|
||||
语义标注:
|
||||
自动: RoomPlan API
|
||||
手动: YOLO-World + SAM
|
||||
|
||||
物理属性:
|
||||
自动: 基于几何推断
|
||||
手动: USD编辑器
|
||||
```
|
||||
|
||||
### 6.2 完整工作流
|
||||
|
||||
```mermaid
|
||||
graph LR
|
||||
A[iPhone采集] --> B{数据源}
|
||||
B -->|Polycam| C[云端处理]
|
||||
B -->|Record3D| D[本地处理]
|
||||
|
||||
C --> E[下载模型]
|
||||
D --> F[COLMAP]
|
||||
F --> G[Nerfstudio]
|
||||
|
||||
E --> H[3DGS模型]
|
||||
G --> H
|
||||
|
||||
H --> I[RoomPlan语义]
|
||||
I --> J[场景图]
|
||||
J --> K[USD物理]
|
||||
K --> L[最终交付]
|
||||
```
|
||||
|
||||
### 6.3 代码集成示例
|
||||
|
||||
```python
|
||||
# hotel_reconstruction_pipeline.py
|
||||
class HotelReconstructionPipeline:
|
||||
def __init__(self, scene_id):
|
||||
self.scene_id = scene_id
|
||||
self.data_dir = Path(f'data/{scene_id}')
|
||||
|
||||
def step1_capture(self, method='polycam'):
|
||||
"""数据采集"""
|
||||
if method == 'polycam':
|
||||
print("使用Polycam App扫描...")
|
||||
print("完成后下载数据到", self.data_dir)
|
||||
elif method == 'record3d':
|
||||
capture = Record3DCapture(self.data_dir)
|
||||
capture.start()
|
||||
|
||||
def step2_process(self):
|
||||
"""数据处理"""
|
||||
# 转换为NeRF格式
|
||||
convert_to_nerf(self.data_dir, self.data_dir / 'nerf')
|
||||
|
||||
def step3_reconstruct(self):
|
||||
"""3D重建"""
|
||||
import subprocess
|
||||
subprocess.run([
|
||||
'ns-train', 'splatfacto',
|
||||
'--data', str(self.data_dir / 'nerf'),
|
||||
'--output-dir', str(self.data_dir / 'output')
|
||||
])
|
||||
|
||||
def step4_semantic(self):
|
||||
"""语义标注"""
|
||||
# 使用RoomPlan或YOLO
|
||||
pass
|
||||
|
||||
def step5_export(self):
|
||||
"""导出最终模型"""
|
||||
subprocess.run([
|
||||
'ns-export', 'gaussian-splat',
|
||||
'--load-config', str(self.data_dir / 'output/config.yml'),
|
||||
'--output-dir', str(self.data_dir / 'final')
|
||||
])
|
||||
|
||||
# 使用
|
||||
pipeline = HotelReconstructionP
|
||||
Reference in New Issue
Block a user