delete breeding

add proper preprocessing. not so tested yet
This commit is contained in:
Oleksandr Bezdieniezhnykh
2024-05-27 03:13:58 +03:00
parent 831de7fea3
commit 4766269d3a
7 changed files with 70 additions and 163 deletions
+2
View File
@@ -1 +1,3 @@
.idea/
*labels/
*images/
-119
View File
@@ -1,119 +0,0 @@
import math
import datetime
import cv2
import albumentations as A
import numpy as np
import os
def file_magnification(folder_path):
file_txt = []
file_jpg = []
for foldername, subfolders, filenames in os.walk(folder_path):
for filename in filenames:
f = filename.split('.')
if f[-1] == 'txt':
file_txt.append(filename)
elif f[-1] == 'jpg':
file_jpg.append(filename)
for k in range(len(file_jpg)):
image = cv2.imread(f'{folder_path}\\{file_jpg[k]}')
annotations = []
with open(f'{folder_path}\\{file_txt[k]}', 'r') as file:
lines = file.readlines()
for line in lines:
annotations.append(line)
main_fillet_yolo_conversion = []
fillet_yolo_bboxes = []
fillet_yolo_class = []
print(annotations)
for ii in range(len(annotations)):
a = annotations[ii].split(' ')
for i in range(len(a)):
try:
main_fillet_yolo_conversion.append(int(a[i]))
except ValueError:
main_fillet_yolo_conversion.append(float(a[i]))
print(main_fillet_yolo_conversion)
fillet_yolo_class.append(main_fillet_yolo_conversion[0])
del main_fillet_yolo_conversion[0]
fillet_yolo_bboxes.append(main_fillet_yolo_conversion)
main_fillet_yolo_conversion = []
for o in range(10):
bboxes = fillet_yolo_bboxes
category_ids = fillet_yolo_class
transform = A.Compose([
A.HorizontalFlip(p=0.5),
A.RandomBrightnessContrast(p=0.2),
A.ShiftScaleRotate(shift_limit=0.1, scale_limit=0.2, rotate_limit=15, p=0.5),
], bbox_params=A.BboxParams(format='yolo', label_fields=['category_ids']))
transformed = transform(image=image, bboxes=bboxes, category_ids=category_ids)
transformed_image = transformed['image']
transformed_bboxes = transformed['bboxes']
transformed_category_ids = transformed['category_ids']
cv2.imwrite(f'{folder_path}\\{o}_{file_jpg[k]}', transformed_image)
with open(f'{folder_path}\\{o}_{file_txt[k]}', 'w') as f:
for bbox, category_id in zip(transformed_bboxes, transformed_category_ids):
x_center, y_center, width, height = bbox
cla = category_id
f.write(f"{cla} {x_center} {y_center} {width} {height}\n")
file_txt_1 = []
file_jpg_1 = []
file_start = 'Zombobase-'+str(datetime.date.today())
folder_path = ('train')
for foldername, subfolders, filenames in os.walk(folder_path):
for subfolder in subfolders:
folder_path = (f'train\\{subfolder}')
for foldername, subfolders, filenames in os.walk(folder_path):
for filename in filenames:
f = filename.split('.')
if f[-1] == 'txt':
file_txt_1.append(filename)
elif f[-1] == 'jpg':
file_jpg_1.append(filename)
annotations = []
os.makedirs(file_start)
file = ['test', 'train']
percent_fille = [0.20,0.10]
for fi, p_f in zip(file, percent_fille):
os.makedirs(f'{file_start}\\{fi}')
for i in range(math.ceil(len(file_txt_1)* p_f)):
image = cv2.imread(f'D:\\train\\images\\{file_jpg_1[i]}')
with open(f'D:\\train\\labels\\{file_txt_1[i]}', 'r') as file:
lines = file.readlines()
for line in lines:
annotations.append(line)
cv2.imwrite(f'{file_start}\\{fi}\\{file_jpg_1[i]}', image)
with open(f'{file_start}\\{fi}\\{file_txt_1[i]}', 'w') as f:
for iii in range(len(annotations)):
f.write(annotations[iii])
annotations = []
del file_txt_1[i]
del file_jpg_1[i]
os.makedirs(f'{file_start}\\validation')
for a, j in zip(file_txt_1, file_jpg_1):
image = cv2.imread(f'D:\\train\\images\\{j}')
with open(f'D:\\train\\labels\\{a}', 'r') as file:
lines = file.readlines()
for line in lines:
annotations.append(line)
cv2.imwrite(f'{file_start}\\Validation\\{j}', image)
with open(f'{file_start}\\Validation\\{a}', 'w') as f:
for iii in range(len(annotations)):
f.write(annotations[iii])
annotations = []
file = ['test', 'train','validation']
for i in file:
file_magnification(f'{file_start}\\{i}')
Binary file not shown.

Before

Width:  |  Height:  |  Size: 2.3 MiB

@@ -1,3 +0,0 @@
3 0.41877 0.64332 0.06107 0.07926
7 0.40442 0.78827 0.06779 0.05212
7 0.19860 0.90662 0.05314 0.05429
Binary file not shown.

Before

Width:  |  Height:  |  Size: 2.3 MiB

-3
View File
@@ -1,3 +0,0 @@
3 0.41877 0.64332 0.06107 0.07926
7 0.40442 0.78827 0.06779 0.05212
7 0.19860 0.90662 0.05314 0.05429
+68 -38
View File
@@ -1,60 +1,83 @@
import os.path
import time
import cv2
import albumentations as alb
from os import listdir
from os.path import isfile, join
from array import *
from pathlib import Path
import albumentations as A
import cv2
labels_dir = 'labels'
images_dir = 'images'
current_dataset_dir = os.path.join('datasets', 'zombobase-current')
current_images_dir = os.path.join(current_dataset_dir, 'images')
current_labels_dir = os.path.join(current_dataset_dir, 'labels')
class ImageAnnotation:
def read_annotations(self) -> [[]]:
with open(self.annotation_path, 'r') as f:
rows = f.readlines()
arr = []
for row in rows:
str_coordinates = row.split(' ')
class_num = str_coordinates.pop(0)
coordinates = [float(n) for n in str_coordinates]
coordinates.append(class_num)
arr.append(coordinates)
return arr
class ImageLabel:
def __init__(self, image_path):
def __init__(self, image_path, image, labels_path, labels):
self.image_path = image_path
self.image_name = Path(image_path).stem
self.dataset_image_path = os.path.join(current_dataset_dir, images_dir, self.image_name, os.path.basename(image_path))
self.image = cv2.imread(image_path)
self.image = image
self.labels_path = labels_path
self.labels = labels
self.annotation_path = os.path.join(labels_dir, self.image_name, '.txt')
self.dataset_annotation_path = os.path.join(current_dataset_dir, labels_dir, self.image_name, '.txt')
self.annotations = self.read_annotations()
def image_processing(img_ann: ImageAnnotation) -> [ImageAnnotation]:
# return structure example:
# utilize transform albumentations here
return [ImageAnnotation(f'{img_ann.image_name}1', image1, bboxes1 ),
ImageAnnotation(f'{img_ann.image_name}2', image2, bboxes2),
...
]
def image_processing(img_ann: ImageLabel) -> [ImageLabel]:
transforms = [
A.Compose([A.HorizontalFlip(always_apply=True)], bbox_params=A.BboxParams(format='yolo')),
A.Compose([A.RandomBrightnessContrast(always_apply=True)], bbox_params=A.BboxParams(format='yolo')),
A.Compose([A.ShiftScaleRotate(shift_limit=0.1, scale_limit=0.2, rotate_limit=15, always_apply=True)],
bbox_params=A.BboxParams(format='yolo'))
]
def write_results(img_ann: ImageAnnotation):
# write image cv2.imwrite(, image) dataset_image_path
# write img_ann.annotations into new file with name dataset_annotation_path
results = []
for i, transform in enumerate(transforms):
res = transform(image=img_ann.image, bboxes=img_ann.labels)
path = Path(img_ann.image_path)
name = f'{path.stem}_{i+1}'
results.append(ImageLabel(
image=res['image'],
labels=res['bboxes'],
image_path=os.path.join(current_images_dir, f'{name}{path.suffix}'),
labels_path=os.path.join(current_labels_dir, f'{name}.txt')
))
return results
def write_result(img_ann: ImageLabel):
cv2.imwrite(img_ann.image_path, img_ann.image)
with open(img_ann.labels_path, 'w') as f:
lines = [f'{ann[4]} {round(ann[0], 5)} {round(ann[1], 5)} {round(ann[2], 5)} {round(ann[3], 5)}\n' for ann in img_ann.labels]
f.writelines(lines)
f.close()
def read_labels(labels_path) -> [[]]:
with open(labels_path, 'r') as f:
rows = f.readlines()
arr = []
for row in rows:
str_coordinates = row.split(' ')
class_num = str_coordinates.pop(0)
coordinates = [float(n) for n in str_coordinates]
coordinates.append(class_num)
arr.append(coordinates)
return arr
def process_image(img_ann):
results = image_processing(img_ann)
for res_ann in results:
write_results(res_ann)
write_results(img_ann)
write_result(res_ann)
write_result(ImageLabel(
image=img_ann.image,
labels=img_ann.labels,
image_path=os.path.join(current_images_dir, Path(img_ann.image_path).name),
labels_path=os.path.join(current_labels_dir, Path(img_ann.labels_path).name)
))
os.remove(img_ann.image_path)
os.remove(img_ann.annotation_path)
os.remove(img_ann.labels_path)
def main():
@@ -66,7 +89,14 @@ def main():
for image in images:
image_path = os.path.join(images_dir, image)
process_image(ImageAnnotation(image_path))
labels_path = os.path.join(labels_dir, f'{Path(image_path).stem}.txt')
process_image(ImageLabel(
image_path=image_path,
image=cv2.imread(image_path),
labels_path=labels_path,
labels=read_labels(labels_path)
))
if __name__ == '__main__':
main()