Sebastian Cavada
commited on
Commit
·
7de9793
1
Parent(s):
3a1eecd
new things
Browse files- .gitignore +9 -0
- README.md +17 -14
- install.sh +4 -2
- prepare_data.py +35 -9
- run_core.sh +2 -5
.gitignore
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# folders
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/images/*
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/global/*
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# files
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cross_pairs_exhaustive.py
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make_pairs_exhaustive.py
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make_pairs_sequentially.py
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report.py
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README.md
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@@ -91,30 +91,33 @@ pip install nerfstudio
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COLMAP install
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```bash
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conda install conda-forge::colmap
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```
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python prepare_data.py
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###
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first run the
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This is the most important one.
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For the other scenes, for now just copy the run_template.sh file and modify according to the current scane name and file.
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Usually I run line by line to make sure everything is correct, but theoretically you could just run the entire file.
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TESTING LFS
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COLMAP install
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```bash
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conda install -y conda-forge::colmap
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```
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GLOMAP install
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```bash
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conda install -y conda-forge::glomap
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```
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ffmpeg for processing images
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```bash
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conda install conda-forge::ffmpeg
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```
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## Reproduce results
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### 1. Pre-Process individual videos sequences
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```bash
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python prepare_data.py
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```
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### 2. Reconstruct the campus hierarchically
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first run the `run_core.sh` script. This will reconstruct a base structure, upon which all the other reconstructions will be added to.
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This is the most important one.
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For the other scenes, for now just copy the run_template.sh file and modify according to the current scane name and file.
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Usually I run line by line to make sure everything is correct, but theoretically you could just run the entire file.
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install.sh
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@@ -8,6 +8,8 @@ pip install ninja git+https://github.com/NVlabs/tiny-cuda-nn/#subdirectory=bindi
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pip install nerfstudio
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conda install conda-forge::colmap
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conda install conda-forge::glomap
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pip install nerfstudio
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conda install -y conda-forge::colmap
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conda install -y conda-forge::glomap
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conda install conda-forge::ffmpeg
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prepare_data.py
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import os
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import itertools
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import subprocess
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@@ -160,8 +161,7 @@ def generate_multi_camera_pairs(camera_images, window_size=20):
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# Pad shorter camera lists with None to match the longest list
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for camera, images in camera_images.items():
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if len(images) < max_images:
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camera_images[camera] = images + [None] * (max_images - len(images))
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print(camera_images)
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image_pairs = []
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if os.path.isfile(os.path.join(output_directory, f)) and os.path.splitext(f)[1].lower() in image_extensions
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])
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def generate_images(out_dir, scene_name, config):
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# Create output images directory if it doesn't exist
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output_images_dir = f"{out_dir}/{scene_name}/cam{folder_name}"
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os.makedirs(output_images_dir, exist_ok=True)
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# Construct the ffmpeg command
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ffmpeg_command = [
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"ffmpeg",
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"-hwaccel", "auto",
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"-ss", f"{
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"-i", video_file,
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"-vf", "fps=2,scale=iw:ih",
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"-q:v", "2",
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"-start_number", f"{prev_max_id}",
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f"{output_images_dir}/%
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]
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print(f"Running ffmpeg command for folder: {folder_name}")
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# Generate exhaustive list of pairs of images
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print(f"Generating image pairs for scene: {scene_name}")
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images_pairs_sequential = generate_multi_camera_pairs(camera_images)
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print(images_pairs_sequential)
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# Save pairs to file
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save_pairs_to_file(images_pairs_sequential, output_file_pairs_sequential, scene)
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# Scene configurations
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config = {
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"campus_core": {
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'
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'src_scene': "campus_core",
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'src_cam': "core01",
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'target_scene': "mid_library",
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import os
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import json
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import itertools
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import subprocess
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# Pad shorter camera lists with None to match the longest list
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for camera, images in camera_images.items():
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if len(images) < max_images:
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camera_images[camera] = images + [None] * (max_images - len(images))
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image_pairs = []
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if os.path.isfile(os.path.join(output_directory, f)) and os.path.splitext(f)[1].lower() in image_extensions
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])
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def get_video_duration(video_path):
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result = subprocess.run([
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"ffprobe", "-v", "error",
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"-show_entries", "format=duration",
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"-of", "json", video_path
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], stdout=subprocess.PIPE)
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duration = float(json.loads(result.stdout)["format"]["duration"])
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return duration
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def generate_images(out_dir, scene_name, config):
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# Create output images directory if it doesn't exist
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output_images_dir = f"{out_dir}/{scene_name}/cam{folder_name}"
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os.makedirs(output_images_dir, exist_ok=True)
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duration = get_video_duration(video_file)
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skip_start = config[scene_name].get('skip_start_seconds', 0)
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skip_end = config[scene_name].get('skip_end_seconds', 0)
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duration_to_keep = duration - skip_start - skip_end
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# Construct the ffmpeg command
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# ffmpeg_command = [
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# "ffmpeg",
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# "-hwaccel", "auto",
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# "-ss", f"{skip_start_seconds}", # Skip n frames at 2fps (n/2 seconds)
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# "-i", video_file,
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# "-vf", "fps=2,scale=iw:ih",
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# "-q:v", "2",
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# "-start_number", f"{prev_max_id}",
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# f"{output_images_dir}/%06d_{camera_correspondances[folder_name]}.jpg"
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# ]
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# Build ffmpeg command
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ffmpeg_command = [
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"ffmpeg",
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"-hwaccel", "auto",
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"-ss", f"{skip_start}",
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"-i", video_file,
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"-t", f"{duration_to_keep}",
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"-vf", "fps=2,scale=iw:ih",
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"-q:v", "2",
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"-start_number", f"{prev_max_id}",
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f"{output_images_dir}/%06d{camera_correspondances[folder_name]}.jpg"
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]
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print(f"Running ffmpeg command for folder: {folder_name}")
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# Generate exhaustive list of pairs of images
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print(f"Generating image pairs for scene: {scene_name}")
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images_pairs_sequential = generate_multi_camera_pairs(camera_images)
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# Save pairs to file
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save_pairs_to_file(images_pairs_sequential, output_file_pairs_sequential, scene)
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# Scene configurations
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config = {
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"campus_core": {
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'skip_start_seconds': 5,
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'skip_end_seconds': 20,
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'src_scene': "campus_core",
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'src_cam': "core01",
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'target_scene': "mid_library",
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run_core.sh
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colmap matches_importer --database_path ./global/database_core.db --match_list_path ./images/campus_core/image_pairs_exhaustive.txt
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echo "Reconstructing 3D model..."
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ENDIN=$(date +"%H:%M:%S")
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curl -X POST -H 'Content-Type: application/json' -d "{\"chat_id\": \"777722458\", \"text\": \"FINE COLMAP\", \"disable_notification\": true}" https://api.telegram.org/bot$TELEGRAM_BOT_TOKEN/sendMessage
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echo "Showing result"
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colmap gui --import_path ./campus_core/0 --database_path ./global/database_core.db --image_path ./images
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colmap matches_importer --database_path ./global/database_core.db --match_list_path ./images/campus_core/image_pairs_exhaustive.txt
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echo "Reconstructing 3D model..."
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colmap mapper --database_path ./global/database_core.db --image_path ./images --output_path ./global/campus_core --image_list_path ./images/campus_core/image_list.txt
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echo "Showing result"
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colmap gui --import_path ./global/campus_core/0 --database_path ./global/database_core.db --image_path ./images
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