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split_seqs
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split_seqs
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#!/usr/bin/env python
import flirpy.io.seq
from flirpy.util.exiftool import Exiftool
import glob
import argparse
import os
import logging
import natsort
import cv2
import shutil
from tqdm import tqdm
import time
def add_bool_arg(parser, name, help_string="", default=False):
# https://stackoverflow.com/a/31347222
group = parser.add_mutually_exclusive_group(required=False)
group.add_argument('--' + name, dest=name, help=help_string, action='store_true')
group.add_argument('--no_' + name, dest=name, help=help_string, action='store_false')
parser.set_defaults(**{name:default})
def recursive_copy(src, dst):
items = os.listdir(src)
for item in items:
item_path = os.path.join(src, item)
new_dst = os.path.abspath(os.path.join(dst, item))
if os.path.isfile(item_path):
shutil.copy(item_path, new_dst)
elif os.path.isdir(item_path):
os.makedirs(new_dst, exist_ok=True)
recursive_copy(item_path, new_dst)
return
def recursive_move(src, dst):
# https://stackoverflow.com/a/7420617/395457
for src_dir, dirs, files in os.walk(src):
dst_dir = src_dir.replace(src, dst, 1)
os.makedirs(dst_dir, exist_ok=True)
for file_ in files:
src_file = os.path.join(src_dir, file_)
dst_file = os.path.join(dst_dir, file_)
if os.path.exists(dst_file):
# in case of the src and dst are the same file
if os.path.samefile(src_file, dst_file):
continue
os.remove(dst_file)
shutil.move(src_file, dst_dir)
if __name__ == "__main__":
parser = argparse.ArgumentParser(description='Split all files in folder', formatter_class=argparse.ArgumentDefaultsHelpFormatter)
parser.add_argument('-o', '--output', help='Output folder', default="./")
parser.add_argument('-i', '--input', help='Input file mask, e.g. "/path/*.SEQ" ', default="*.SEQ")
parser.add_argument('-v', '--verbosity', help='Logging level', default='info')
parser.add_argument('--preview_format', help='Output preview format (png, jpg, tiff)', default='jpg')
parser.add_argument('--rgb', help='If provided, split videos too e.g. "/path/*.MOV" ', default="")
parser.add_argument('--jpeg_quality', help='RGB Output quality (0-100)', type=int, default=80)
parser.add_argument('--use_gstreamer', help='Use Gstreamer for video decoding', action='store_true')
parser.add_argument('--copy', help='Copy first, instead of move after split', action='store_true')
parser.add_argument('--width', help='Image width (if unspecified flirpy will attempt to infer from FFF files)', type=int, default=None)
parser.add_argument('--height', help='Image height', type=int, default=None)
add_bool_arg(parser, name='merge_folders', help_string='Merge output folders (and remove intermediates afterwards)', default=True)
add_bool_arg(parser, name='split_filetypes', help_string='Split output files by type (make raw/preview/radiometric folders)', default=True)
add_bool_arg(parser, name='export_meta', help_string='Export meta information files (also for geotagging)', default=True)
add_bool_arg(parser, name='export_tiff', help_string='Export tiff files', default=True)
add_bool_arg(parser, name='export_radiometric', help_string='Export radiometric tiff files', default=True)
add_bool_arg(parser, name='export_raw', help_string='Leave raw files (by default copy meta to radiometric)', default=False)
add_bool_arg(parser, name='export_preview', help_string='Export 8-bit preview png files', default=True)
add_bool_arg(parser, name='skip_thermal', help_string='Skip thermal processing', default=False)
add_bool_arg(parser, name='sync_rgb', help_string='Attempt to synchronise RGB/IR streams', default=False)
args = parser.parse_args()
logger = logging.getLogger(__name__)
if args.verbosity != 'quiet':
numeric_level = getattr(logging, args.verbosity.upper(), None)
if not isinstance(numeric_level, int):
raise ValueError('Invalid log level: %s' % args.verbosity)
logging.basicConfig(level=numeric_level)
output_folder = os.path.abspath(args.output)
input_mask = args.input
if output_folder != "./":
os.makedirs(output_folder, exist_ok=True)
files = natsort.natsorted(glob.glob(input_mask))
for f in files:
logger.info("Loading: {}".format(f))
splitter = flirpy.io.seq.Splitter(output_folder,
preview_format=args.preview_format)
splitter.split_filetypes = args.split_filetypes
splitter.export_meta = args.export_meta
splitter.export_tiff = args.export_tiff
splitter.export_preview = args.export_preview
splitter.export_radiometric = args.export_radiometric
if not args.skip_thermal:
folders = splitter.process(files)
if args.merge_folders:
logger.info("Merging folders")
for folder in tqdm(folders):
# Check whether we should remove raw files
if not args.export_raw:
logger.info("Removing raw folder from {}".format(folder))
shutil.copy2(os.path.join(folder, "raw", "*.txt"), os.path.join(folder, "radiometric"))
shutil.rmtree(os.path.join(folder, "raw"))
logger.info("Copying {}".format(folder))
if not args.copy:
recursive_copy(folder, output_folder)
else:
recursive_move(folder, output_folder)
shutil.rmtree(folder)
if args.rgb != "":
os.makedirs(os.path.join(output_folder, "rgb"), exist_ok=True)
video_files = natsort.natsorted(glob.glob(args.rgb))
frame_i = 0
for f in video_files:
logger.info("Loading: {}".format(f))
# Count number of frames
n_infrared = len(glob.glob(os.path.join(output_folder, "preview/frame_*")))
n_rgb = 0
logger.info("{} infrared frames".format(n_infrared))
for video in tqdm(video_files):
if args.use_gstreamer:
pipeline = "gst-launch-1.0 -e -v filesrc location={} ! qtdemux ! decodebin ! appsink".format(video)
cap = cv2.VideoCapture(pipeline, cv2.CAP_GSTREAMER)
else:
cap = cv2.VideoCapture(video)
n_rgb += cap.get(cv2.CAP_PROP_FRAME_COUNT)
# Calculate offset between thermal and RGB streams
get_frame_number = lambda i: round(n_infrared*float(i)/n_rgb)
assert get_frame_number(n_rgb) == n_infrared
logger.info("{} RGB frames".format(n_rgb))
rgb_frame = 0
for video in tqdm(video_files):
if args.use_gstreamer:
pipeline = "gst-launch-1.0 -e -v filesrc location={} ! qtdemux ! decodebin ! appsink".format(video)
cap = cv2.VideoCapture(pipeline, cv2.CAP_GSTREAMER)
else:
cap = cv2.VideoCapture(video)
for _ in tqdm(range(int(cap.get(cv2.CAP_PROP_FRAME_COUNT)))):
res, frame = cap.read()
if res:
if args.sync_rgb:
frame_id = get_frame_number(rgb_frame)
else:
frame_id = rgb_frame
out_path = os.path.join(output_folder, "rgb", "frame_{:06d}.jpg".format(frame_id))
cv2.imwrite(out_path, frame, [cv2.IMWRITE_JPEG_QUALITY, args.jpeg_quality])
rgb_frame += 1
# Copy over geotags etc
logger.info("Copying meta/geotags to RGB frames")
exiftool = Exiftool()
copy_filemask = os.path.normpath("./raw/%f.fff")
exiftool.copy_meta(output_folder, filemask=copy_filemask, output_folder=os.path.join(output_folder, "rgb"), ext="jpg")