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Running
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Zero
File size: 3,898 Bytes
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import argparse
import cv2
import glob
import matplotlib
import numpy as np
import os
import torch
from depth_anything_v2.dpt import DepthAnythingV2
if __name__ == '__main__':
parser = argparse.ArgumentParser(description='Depth Anything V2')
parser.add_argument('--video-path', type=str)
parser.add_argument('--input-size', type=int, default=518)
parser.add_argument('--outdir', type=str, default='./vis_video_depth')
parser.add_argument('--encoder', type=str, default='vitl', choices=['vits', 'vitb', 'vitl', 'vitg'])
parser.add_argument('--pred-only', dest='pred_only', action='store_true', help='only display the prediction')
parser.add_argument('--grayscale', dest='grayscale', action='store_true', help='do not apply colorful palette')
args = parser.parse_args()
DEVICE = 'cuda' if torch.cuda.is_available() else 'mps' if torch.backends.mps.is_available() else 'cpu'
# 'we are undergoing company review procedures to release Depth-Anything-Giant checkpoint
model_configs = {
'vits': {'encoder': 'vits', 'features': 64, 'out_channels': [48, 96, 192, 384]},
'vitb': {'encoder': 'vitb', 'features': 128, 'out_channels': [96, 192, 384, 768]},
'vitl': {'encoder': 'vitl', 'features': 256, 'out_channels': [256, 512, 1024, 1024]},
'vitg': {'encoder': 'vitg', 'features': 384, 'out_channels': [1536, 1536, 1536, 1536]}
}
depth_anything = DepthAnythingV2(**model_configs[args.encoder])
depth_anything.load_state_dict(torch.load(f'checkpoints/depth_anything_v2_{args.encoder}.pth', map_location='cpu'))
depth_anything = depth_anything.to(DEVICE).eval()
if os.path.isfile(args.video_path):
if args.video_path.endswith('txt'):
with open(args.video_path, 'r') as f:
lines = f.read().splitlines()
else:
filenames = [args.video_path]
else:
filenames = glob.glob(os.path.join(args.video_path, '**/*'), recursive=True)
os.makedirs(args.outdir, exist_ok=True)
margin_width = 50
cmap = matplotlib.colormaps.get_cmap('Spectral_r')
for k, filename in enumerate(filenames):
print(f'Progress {k+1}/{len(filenames)}: {filename}')
raw_video = cv2.VideoCapture(filename)
frame_width, frame_height = int(raw_video.get(cv2.CAP_PROP_FRAME_WIDTH)), int(raw_video.get(cv2.CAP_PROP_FRAME_HEIGHT))
frame_rate = int(raw_video.get(cv2.CAP_PROP_FPS))
output_width = frame_width * 2 + margin_width
if args.pred_only:
output_width = frame_width
else:
output_width = frame_width * 2 + margin_width
output_path = os.path.join(args.outdir, os.path.splitext(os.path.basename(filename))[0] + '.mp4')
out = cv2.VideoWriter(output_path, cv2.VideoWriter_fourcc(*"mp4v"), frame_rate, (output_width, frame_height))
while raw_video.isOpened():
ret, raw_frame = raw_video.read()
if not ret:
break
depth = depth_anything.infer_image(raw_frame, args.input_size)
depth = (depth - depth.min()) / (depth.max() - depth.min()) * 255.0
depth = depth.astype(np.uint8)
if args.grayscale:
depth = np.repeat(depth[..., np.newaxis], 3, axis=-1)
else:
depth = (cmap(depth)[:, :, :3] * 255)[:, :, ::-1].astype(np.uint8)
if args.pred_only:
out.write(depth)
else:
split_region = np.ones((frame_height, margin_width, 3), dtype=np.uint8) * 255
combined_frame = cv2.hconcat([raw_frame, split_region, depth])
out.write(combined_frame)
raw_video.release()
out.release()
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