ImageMagick | Python 2 (v2.6.6) > 파일 이름에서 날짜와 시간을 가져 와서 이미지에 날짜 및 시간 레이블 추가 > label_image_171005.py v0.1 > subprocess.call에서 항목 중 하나에 공백이 있으면 피하십시오. .split()

Xeon E5-2620 v4 (8コア) x 2
32GB RAM
CentOS 6.8 (64bit)
openmpi-1.8.x86_64 とその-devel
mpich.x86_64 3.1-5.el6とその-devel
gcc version 4.4.7 (とgfortran)
NCAR Command Language Version 6.3.0
WRF v3.7.1を使用。
Python 2.6.6 (r266:84292, Aug 18 2016, 15:13:37) 
Python 3.6.0 on virtualenv
GNU bash, version 4.1.2(1)-release (x86_64-redhat-linux-gnu)

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처리 내용

참고

코드 v0.1

from __future__ import absolute_import
from __future__ import division
from __future__ import print_function
import sys
import re
import sys
import subprocess as sb

# on Python 2.6.6
#    ImageMagick 6.7.2-7
# coding rule: PEP8

# v0.1 Oct. 5, 2017
#   - execute convert command to add label to the image
#   - add get_datetime_label()
#   - add debug_make_dummy()


def debug_make_dummy():
    acmd = "convert -size 430x360 xc:white AAA_20170228_030000_BBB.png"
    sb.call(acmd.split())


def get_datetime_label(filename):
    # input(filename): e.g. AAA_20170228_030000_BBB.png
    #
    date_hhnn = re.sub(r'.*_(\d{4})(\d{2})(\d{2})_(\d{2})(\d{2})(\d{2})_.*',
                       r'\1/\2/\3 \4:\5',
                       filename)
    return date_hhnn

# @spec
# convert -pointsize 20 -annotate +80+50 '2017/02/28 03:00'
#   AAA_20170228_030000_BBB.png out_labeled.png

SEPARATOR = "="  # prevent separation by " " of the date_hhnn

IMG_CMD = "convert"
PARAM = "-pointsize 20 -annotate +80+50"
aparam = PARAM.replace(" ", SEPARATOR)
TEXT = "WHITE"
SRC = "AAA_20170228_030000_BBB.png"
DST = "out_labeled.png"

#debug
debug_make_dummy()
#

albl = get_datetime_label(SRC)
print(albl)

acmd = "=".join([IMG_CMD, aparam, albl, SRC, DST])
cmdlist = acmd.split(SEPARATOR)  # prevent separation by " " of the date_time
print(cmdlist)

sb.call(cmdlist)

2017/02/28 03:00
['convert', '-pointsize', '20', '-annotate', '+80+50', '2017/02/28 03:00', 'AAA_20170228_030000_BBB.png', 'out_labeled.png']

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