Files
Cropper/pillar_detection.py
T
2021-12-09 17:28:16 +09:00

516 lines
22 KiB
Python

import os
from collections import Counter
import cv2
import glob
import re
import subprocess
import argparse
import copy
import datetime
import time
parser = argparse.ArgumentParser()
parser.add_argument("-i", "--input_dir", default="./input", help="Input source vid directory")
parser.add_argument("-o", "--output_dir", default="./out", help="Output vid directory")
parser.add_argument("-c", "--crf", default=20, type=int, help="set crf level")
parser.add_argument("-sp", "--add_sharpening", default=False, action="store_true", help="add ffmpeg sharpening filter")
parser.add_argument("-lb", "--add_letterbox", default=False, action="store_true", help="add letterbox to make 16:9 ratio")
parser.add_argument("-uhd", "--uhd_output", default=False, action="store_true", help="set output resolution to 3840:2160")
parser.add_argument("-mul", "--multi_encoding", default=2, type=int, help="when log file exist, encoding mutiple videos by this args")
parser.add_argument("-s", "--cropsize_scale", default=1, type=int, help="before use crop size from logfile, scale up the crop size (for reuse when vid rescaled)")
parser.add_argument("-log", "--only_logfile", default=False, action="store_true", help="large vid mode. (only write log file.)")
parser.add_argument("-man", "--manual_mode", default=False, action="store_true", help="manual cropping without using log file (Ignore log files)")
parser.add_argument("-edit", "--edit_mode", default=False, action="store_true", help="get first crop area from log file")
parser.add_argument("-d", "--debug", default=False, action="store_true", help="for debugging. (short length video output)")
args = parser.parse_args()
# option when only write log file (no encoding) : -log
# options when only edit log file that already exists (no encoding) : -log -edit
# Adjust crop info in display layout.
def resizeCropInfo(key, cropPos, frame_width, frame_height):
def _IsOutOfBound(_cropPos):
w, h, x, y = _cropPos
if (w + x) > frame_width or (h + y) > frame_height:
return True
if (x < 0) or (y < 0):
return True
if (w <= 0) or (h <= 0):
return True
w, h, x, y = cropPos
# Left (Expand width)
if key == ord('j') or key == ord('J'):
x -= 2
w += 4
# Right (Shrink width)
elif key == ord('l') or key == ord('L'):
x += 2
w -= 4
# Up (Expand height)
elif key == ord('i') or key == ord('I'):
y -= 2
h += 4
# Down (Shrink height)
elif key == ord('k') or key == ord('K'):
y += 2
h -= 4
# Num 4 (Move left)
elif key == ord('a') or key == ord('A'):
# w -= 1
x -= 1
# Num 6 (Move right)
elif key == ord('d') or key == ord('D'):
# w += 1
x += 1
# Num 8 (Move upward)
elif key == ord('w') or key == ord('W'):
# h -= 1
y -= 1
# Num 2 (Move downward)
elif key == ord('s') or key == ord('S'):
# h += 1
y += 1
_cropPos = w, h, x, y
if not _IsOutOfBound(_cropPos):
cropPos = _cropPos
return cropPos
def getTime():
dt_now = datetime.datetime.now()
dt_str = dt_now.strftime('[%Y-%m-%d %H:%M:%S]')
# print(dt_str)
return dt_str
def getVideDuration(file_path):
ffprobe_command = f"ffprobe -v error -show_entries format=duration -of default=noprint_wrappers=1:nokey=1 \"{file_path}\""
p = subprocess.run(ffprobe_command, shell=False, stdout=subprocess.PIPE)
_hour = 0
_min = 0
_sec = 0
_sec = int(float(p.stdout.decode('utf-8')))
# print(_sec)
if _sec > 60 :
_min = int(_sec // 60)
_sec = _sec - (60 * _min)
# print(_min, _sec)
if _sec > 3600 :
_hour = int(_sec // 60)
_sec = _sec - (60 * _min)
_min = int(_sec // 60)
_sec = _sec - (60 * _min)
# print(_hour, _min, _sec)
return [_hour, _min, _sec]
# for unicode free filename
def imwrite(filename, img, params=None):
try:
ext = os.path.splitext(filename)[1]
result, n = cv2.imencode(ext, img, params)
if result:
with open(filename, mode='w+b') as f:
n.tofile(f)
return True
else:
return False
except Exception as e:
print(e)
return False
def main():
vid_types = ('*.avi', '*.mov', '*.mp4', '*.mxf')
# video encoding opts
input_dir = args.input_dir
crf = args.crf
add_letterbox = args.add_letterbox
add_sharpening = args.add_sharpening
uhd_output = args.uhd_output
# program modes
multi_how_many = args.multi_encoding - 1
scale = int(args.cropsize_scale)
only_logfile = args.only_logfile
manual_mode = args.manual_mode
debug = args.debug
edit_mode = args.edit_mode
if scale < 1 :
print(f"[!!! ERROR !!!]\t Invalid scale option [scale : {scale}]")
return
elif multi_how_many < 0 :
print(f"[!!! WARRNING !!!]\t \"multi_encoding\" option should be more then 1 [multi_encoding : {multi_how_many}]")
return
uhd_output_args = ""
if uhd_output :
uhd_output_args = "-s 3840x2160"
debug_shortOutput = ""
if debug :
debug_shortOutput = "-t 15 -ss 30"
output_dir = args.output_dir
input_list = []
for types in vid_types :
input_list += glob.glob(os.path.join(input_dir, types))
input_list = sorted(input_list)
print("[INFO]\t Input dir :", input_dir)
print(str(input_list))
for vid_index, fpath in enumerate(input_list):
vid_name = os.path.basename(fpath)[:-4]
vid_num = len(input_list)
isSkipped = False
logs_dir = input_dir
logs = ''
print("[INFO]\t Log dir :", logs_dir)
# Read log file if exist
if not manual_mode:
if not os.path.exists(f"{logs_dir}/{vid_name}.txt"):
print(f"[INFO]\t Can`t find log file. [{logs_dir}/{vid_name}.txt]")
edit_mode = False
else :
print(f"[INFO]\t Loading log file... [{logs_dir}/{vid_name}.txt]")
f = open(f"{logs_dir}/{vid_name}.txt", "r")
logs = f.read()
if logs != '':
try :
# Delete "crop=" in list "crop"
allCrops = re.findall("crop=\S+", logs)
cropPos = allCrops[-1].split(":")
cropPos[0] = cropPos[0][5:]
print(f"[INFO]\t Crop area from log file: [w : {cropPos[0]}, h : {cropPos[1]}, x : {cropPos[2]}, y : {cropPos[3]}]")
cropPos = [int(x * scale) for x in cropPos]
if scale > 1 :
print(f"[INFO]\t Scale up crop area: [w : {cropPos[0]}, h : {cropPos[1]}, x : {cropPos[2]}, y : {cropPos[3]}]")
except:
print(f"[!!! WARNNIG !!!]\t Can`t read log file. [{logs_dir}/{vid_name}.txt]")
else :
print(f"[!!! WARNNIG !!!]\t Empty log file. [{logs_dir}/{vid_name}.txt]")
if (logs == '') or manual_mode or edit_mode:
# TODO : Korean title text bug fix
# vid_name = vid_name.encode('utf-8').decode('cp949')
print(f"[INFO]\t [Video num : {vid_index + 1} / {vid_num}]")
print("[INFO]\t File to detect crop area: ", fpath)
if edit_mode:
print("[INFO]\t (Edit mode) Read crop area from log file...")
print(f"[INFO]\t Crop area from log file: [w : {cropPos[0]}, h : {cropPos[1]}, x : {cropPos[2]}, y : {cropPos[3]}]")
else :
print("[INFO]\t Detecting crop area...")
p = subprocess.Popen(["ffmpeg", "-ss", "10", "-i", fpath, "-vf", "cropdetect=limit=38",
"-vframes", "3000", "-f", "null", "out.null"], stdout=subprocess.PIPE, stderr=subprocess.PIPE)
infos = p.stderr.read().decode('utf-8')
allCrops = re.findall("crop=\S+", infos)
mostCommonCrop = Counter(allCrops).most_common(1)
if len(mostCommonCrop) > 0 :
crop = mostCommonCrop[0][0]
else :
print(f"[!!! ERROR !!!]\t Can`t read input vid. Skip to next vid \t ({fpath})")
continue
# Delete "crop=" in list "crop"
cropPos = crop.split(":")
cropPos[0] = cropPos[0][5:]
print(f"[INFO]\t Most common detected crop area: [w : {cropPos[0]}, h : {cropPos[1]}, x : {cropPos[2]}, y : {cropPos[3]}]")
cropPos = [int(x) for x in cropPos]
# Capture vid, Get Vid info
capture = cv2.VideoCapture(fpath)
frame_width = capture.get(cv2.CAP_PROP_FRAME_WIDTH)
frame_height = capture.get(cv2.CAP_PROP_FRAME_HEIGHT)
fps = capture.get(cv2.CAP_PROP_FPS)
frame_pos = 0
frame_count = 0
# Crop Area even num check
if (cropPos[0] % 2) != 0 :
if (cropPos[0] + 1) >= frame_width:
cropPos[0] -= 1
else:
cropPos[0] += 1
if (cropPos[1] % 2) != 0 :
if (cropPos[1] + 1) >= frame_width:
cropPos[1] -= 1
else:
cropPos[1] += 1
# Crop Area Multiple of 4 check
if (cropPos[0] % 4) != 0 :
if (cropPos[0] + 2) >= frame_width:
cropPos[0] -= 2
else:
cropPos[0] += 2
if (cropPos[1] % 4) != 0 :
if (cropPos[1] + 2) >= frame_width:
cropPos[1] -= 2
else:
cropPos[1] += 2
key = None
isPaused = False
cleanFrame = None
_boxedFrame = None
frame = None
cv2.namedWindow(f'{vid_name}', cv2.WINDOW_NORMAL | cv2.WINDOW_KEEPRATIO)
# Display crop size control UI
while True:
key = cv2.waitKeyEx(10)
# Close button(X button) event
if cv2.getWindowProperty(f'{vid_name}', cv2.WND_PROP_VISIBLE) < 1 :
return
if key > 0 :
# 13 == Enter key ASCII Code
if key == 13:
break
# Pause
elif key == ord('p') or key == ord('P'):
if isPaused :
isPaused = False
else :
isPaused = True
# frame = copy.deepcopy(cleanFrame)
# Replay
elif key == ord('r') or key == ord('R'):
if not isPaused:
capture = cv2.VideoCapture(fpath)
continue
# Move Forward (5s)
elif key == ord('e') or key == ord('E'):
if not isPaused:
capture.set(cv2.CAP_PROP_POS_FRAMES, frame_pos + (fps * 5))
# Move Backward (5s)
elif key == ord('q') or key == ord('Q'):
if not isPaused:
capture.set(cv2.CAP_PROP_POS_FRAMES, frame_pos - (fps * 5))
# Display key guide
elif key == ord('h') or key == ord('H'):
print("[INFO]\t ### KEY GUIDE ##############################################################################################################################################################")
print("[INFO]\t # (MOVE : wasd), (RESIZE : ijkl), (FOR / BACKWARD : q, e), (RESET : r), (PAUSE : p), (SKIP : n), (Preview : v), (Save current frame : b)(CONFIRM : enter) #")
print("[INFO]\t ############################################################################################################################################################################ ")
# Skip this Vid
elif key == ord('n') or key == ord('N'):
print(f"[INFO]\t Skip this video")
isSkipped = True
break
# Preview this crop area on new window
elif key == ord('v') or key == ord('V'):
_x = cropPos[2]
_y = cropPos[3]
_w = cropPos[0]
_h = cropPos[1]
_frame = copy.deepcopy(cleanFrame)
cv2.namedWindow(f'{vid_name}_current_area', cv2.WINDOW_KEEPRATIO)
cv2.waitKey(10)
cv2.imshow(f'{vid_name}_current_area', _frame[_y: (_y + _h), _x: (_x + _w)])
# Capture, download this crop area in png file
elif key == ord('b') or key == ord('B'):
_x = cropPos[2]
_y = cropPos[3]
_w = cropPos[0]
_h = cropPos[1]
_frame = copy.deepcopy(cleanFrame)
_vid_name = vid_name.replace(" ","_")
image_dir = "./capture_image"
path = os.path.join(image_dir, _vid_name)
if not os.path.exists(path) :
os.makedirs(path)
print(f'[INFO]\t {path} created')
image_name = f'{_vid_name}_({frame_pos}-{frame_count})_before.png'
_path = os.path.join(path, image_name)
imwrite(_path, _boxedFrame)
print(f"\n[INFO]\t Saved current frame : {_path}")
image_name = f'{_vid_name}_({frame_pos}-{frame_count})_after.png'
_path = os.path.join(path, image_name)
imwrite(_path, _frame[_y: (_y + _h), _x: (_x + _w)])
print(f"[INFO]\t Saved current frame in crop area : {_path}")
else:
# Crop Area control
cropPos = resizeCropInfo(key, cropPos, frame_width, frame_height)
if not isPaused:
frame_pos = int(capture.get(cv2.CAP_PROP_POS_FRAMES))
frame_count = int(capture.get(cv2.CAP_PROP_FRAME_COUNT))
if(frame_pos >= frame_count):
break
# When paused, hold current frame untill unpause.
if isPaused:
# deep copy current frame, use that frame for draw rectangle.
# cleanFrame = copy.deepcopy(frame)
_boxedFrame = copy.deepcopy(cleanFrame)
cv2.rectangle(_boxedFrame, (cropPos[2], cropPos[3]), (cropPos[2] + cropPos[0],
cropPos[3] + cropPos[1]), (0, 0, 255), thickness=2, lineType=cv2.LINE_8)
cv2.imshow(f'{vid_name}', _boxedFrame)
else :
ret, frame = capture.read()
# deep copy current frame for clean preview.
cleanFrame = copy.deepcopy(frame)
cv2.rectangle(frame, (cropPos[2], cropPos[3]), (cropPos[2] + cropPos[0],
cropPos[3] + cropPos[1]), (0, 0, 255), thickness=2, lineType=cv2.LINE_8)
cv2.imshow(f'{vid_name}', frame)
_boxedFrame = copy.deepcopy(frame)
print("[INFO]\t Current crop area : ", end="")
print(cropPos, end="")
print(f"\t Frame Count ({frame_pos}/{frame_count})\t[PRESS \"h\" TO VIEW KEY GUIDE]", end="\r")
print("")
capture.release()
cv2.destroyAllWindows()
# Debugging
# cropPos[0] = 678
# cropPos[1] = 402
# cropPos[2] = 20
# cropPos[3] = 38
# pad_arg = ""
dt_str = getTime()
if not isSkipped:
if not os.path.exists(f"{logs_dir}"):
print(f"[INFO]\t Make log directory [{logs_dir}/{vid_name}.txt]")
os.makedirs(f"{logs_dir}")
if not os.path.exists(f"{logs_dir}/{vid_name}.txt"):
print(f"[INFO]\t Save log file in [{logs_dir}/{vid_name}.txt]")
f = open(f"{logs_dir}/{vid_name}.txt", 'w')
else :
print(f"[INFO]\t Add line in log file [{logs_dir}/{vid_name}.txt]")
f = open(f"{logs_dir}/{vid_name}.txt", 'a')
f.write(f"{dt_str}\tcrop={cropPos[0]}:{cropPos[1]}:{cropPos[2]}:{cropPos[3]}\n")
f.close
# Set ffmpeg commands, actual ffmpeg encoding
if not (only_logfile or isSkipped):
crop_arg = f"crop={cropPos[0]}:{cropPos[1]}:{cropPos[2]}:{cropPos[3]}"
print(f"[INFO]\t [CropInfo] (W : {cropPos[0]}), (H : {cropPos[1]}), (X : {cropPos[2]}), (Y : {cropPos[3]})")
crop_arg = f"crop={cropPos[0]}:{cropPos[1]}:{cropPos[2]}:{cropPos[3]}"
current_crop_ratio = cropPos[0] / cropPos[1]
scale_arg = ""
pad_arg = ""
"""
Set padding(letter box) argument
variable "offset" for 16:9 output display ratio
pad_arg syntax:
pad= {width after padding}:{height after padding}:{x offset of pad}:{y offset of pad}
"""
if add_letterbox :
# Always target 16:9 display ratio
target_ratio = 16 / 9
print("[INFO]\t Target ratio : %.7f" %target_ratio)
# when current ratio is more flat
if target_ratio < current_crop_ratio:
# offset : simple equation (widht / (height + offset) = 16/9)
offset = (9 * cropPos[0] - 16 * cropPos[1]) / 16
tmp_height = cropPos[1] + offset
tmp_height = int(tmp_height)
if (tmp_height % 4) != 0:
tmp_height -= (tmp_height % 4)
pad_arg = f",pad={cropPos[0]}:{tmp_height}:(ow-iw)/2:(ih-oh)/2"
scale_arg = f",scale=w={cropPos[0]}:h={tmp_height}"
print(f"[INFO]\t [PadInfo] (W : {cropPos[0]}), (H : {tmp_height})")
else:
offset = (16 * cropPos[1] - 9 * cropPos[0]) / 9
tmp_width = cropPos[0] + offset
tmp_width = int(tmp_width)
if (tmp_width % 4) != 0:
tmp_width -= (tmp_width % 4)
pad_arg = f",pad={tmp_width}:{cropPos[1]}:(ow-iw)/2:(ih-oh)/2"
scale_arg = f",scale=w={tmp_width}:h={cropPos[1]}"
print(f"[INFO]\t [PadInfo] (W : {tmp_width}), (H : {cropPos[1]})")
if not os.path.exists(output_dir) :
os.mkdir(output_dir)
print(f'[INFO]\t folder created : {output_dir}')
output_path = os.path.join(output_dir, f"{vid_name}_box.mov")
## ffmpeg command setting
if add_sharpening :
sharpen_arg = ',unsharp=7:7:1.5:7:7:1.5'
else :
sharpen_arg = ''
'''
ffmpeg arguments
-stats : print only encoding progress status (ignore loglevel argument)
-loglevel : make ffmpeg stdout more verbose or not
warning : only warning, error
error : only errors
info : defualt
'''
loglevel = 'error'
ffmpeg_command = f"ffmpeg {debug_shortOutput} -i \"{fpath}\" -vf \"{crop_arg}{scale_arg}{pad_arg}{sharpen_arg}\"\
-y -pix_fmt yuv420p -c:v libx264 -crf {crf} -c:a copy -preset medium -loglevel {loglevel}\
{uhd_output_args} \"{output_path}\""
print(ffmpeg_command)
print("[INFO]\t Encoding \"%s\" ..." % vid_name)
print("[INFO]\t Video CRF = %d" % int(crf))
# duration_list[0] : hour, [1] : min, [2] : sec
duration_list = getVideDuration(fpath)
print(f"[INFO]\t Video Duration : {duration_list[0]:02d}:{duration_list[1]:02d}:{duration_list[2]:02d}\
Current Time : {getTime()}")
st_time = time.time()
if (logs == '') or manual_mode:
# Manual Mode (always encoding one by one)
# Hold process when encoding last video
if (vid_index + 1) == vid_num :
subprocess.Popen(ffmpeg_command + ' -stats', shell=False).wait()
else :
subprocess.Popen(ffmpeg_command, shell=False)
else:
# Log file mode (encoding simultaneously n videos)
if multi_how_many == 0:
p = subprocess.Popen(ffmpeg_command + ' -stats', shell=False).wait()
# [21.12.08] progress status coding..
# p = subprocess.Popen(ffmpeg_command, shell=False, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
# while p.poll() is None:
# # print('now encoding..', end='\r')
# infos = p.stderr.read().decode('utf-8')
# print('h',infos)
# infos = p.stdout.read().decode('utf-8')
# print('t',infos)
# continue
elif ((vid_index % multi_how_many == 0) and (vid_index != 0)) or ((vid_index + 1) == vid_num):
subprocess.Popen(ffmpeg_command + ' -stats', shell=False).wait()
else :
subprocess.Popen(ffmpeg_command, shell=False)
if __name__ == "__main__":
main()
print("[INFO]\t Program End.")