extraction of specific png images

run/convert_all_rawls.py

@@ -2,6 +2,7 @@ import os
 import argparse
 import glob
 
+
 def main():
 
     parser = argparse.ArgumentParser(description="Convert rawls file into png")

run/extract_specific_png.py

@@ -0,0 +1,50 @@
+import os
+import argparse
+import glob
+
+
+def main():
+
+    parser = argparse.ArgumentParser(description="Extract specific samples indices")
+
+    parser.add_argument('--folder', type=str, help='folder with all rawls files', required=True)
+    parser.add_argument('--index', type=str, help='current rawls image index', required=True)
+    parser.add_argument('--nsamples', type=str, help='expected nsamples for image', required=True)
+    parser.add_argument('--output', type=str, help='folder with all png files', required=True)
+
+    args = parser.parse_args()
+
+    p_folder = args.folder
+    p_output = args.output
+    p_index = args.index
+    p_samples = args.nsamples
+
+    expected_index = str(p_index)
+
+    while len(expected_index) < 6:
+        expected_index = "0" + expected_index
+
+    images_path = glob.glob(f"{p_folder}/**/**/*{expected_index}.png")
+
+    for img in sorted(images_path):
+
+        # replace expected Samples value
+        img_data = img.split('-')
+        img_data[-2] = "S" + p_samples
+
+        output_path = '-'.join(img_data)
+
+        output_path = output_path.replace(p_folder, p_output)
+        output_folder, _ = os.path.split(output_path)
+
+        if not os.path.exists(output_folder):
+            os.makedirs(output_folder)
+        
+        if not os.path.exists(output_path):
+            os.system(f'cp {img} {output_path}')
+        else:
+            print(f'{output_path} already exists')
+    
+
+if __name__ == "__main__":
+    main()