wrybread · May 23, 2023 08:37 · May 23, 2023 · May 22, 2023
diff --git a/0filename_fixer-v2.py b/0filename_fixer-v2.py
@@ -4,25 +4,29 @@
 
 This solves a problem in DJI drone cameras where the file numbers never go above DJI_0999.JPG.
 
-This will add some number to the file number (default 1,000,000). For example it'll change DJI_0999.JPG to DJI_1000999.JPG
+This will prepend the creation date of each file and add some number to the file number (default 3,000,000). For example it'll change
+DJI_0999.JPG to "2023-05-23 DJI_3000999.JPG"
 
-It keeps track of the last number it added (in 0filename_fixer-v2.dat), so run it on the card before importing the pics and vids. It processes
-files in subdirectories of the script's directory, so I keep it in the DCIM folder of the SD card and run it before importing.
+It keeps track of the last number it added (in 0filename_fixer.dat), so run it on the card before importing the pics and vids. It processes
+files in subdirectories of the script's directory, so keep it on the card and run it before importing.
 It's smart enough to know that a file has already been processed (won't add 1,000,000 to a file
-who's number is already above 1000).
+who's number is already above 1,000).
 
 It's also smart enough to handle files with extra text and numbers added, like "DJI_0088 - Part 2.MP4" becomes
-"DJI_1000088 - Part 2.MP4"
+"2023-05-23 DJI_1000088 - Part 2.MP4"
 
 '''
 
 
 
 from __future__ import print_function
 
-import sys, os, re
+import sys, os, re, time, datetime
 
 
+# prepend the file's creation date to the filename?
+prepend_date = True
+
 # If no saved file number in a file, will increment by this amount
 default_saved_number = 1000000
 
@@ -45,15 +49,12 @@
     saved_number = default_saved_number
 
 
-#listing = os.listdir(directory)
-#for f in listing:
-
 for path, dirs, files in os.walk(directory):
     for f in files:    
 
         full_filename_path = os.path.join(path, f)
 
-        if f[:4] == "DJI_": 
+        if f[:4] == "DJI_":
 
             # gets the number in the filename. For example "DJI_0991.MP4" and "DJI_0991 - part 2.MP4" both return "0991"
             file_number = re.findall('DJI_(.+?)\W', f) [0]
@@ -73,12 +74,20 @@
                 # re-compose the filename (there's probably a more graceful way to do this)
                 new_filename = "DJI_" + str(new_file_number) + f.replace("DJI_"+file_number, "")
 
+                if prepend_date:
+                    # get the file's creation time and insert it at start of filename
+                    t = os.path.getmtime(full_filename_path)
+                    dt = datetime.datetime.fromtimestamp(t)
+                    date_str = dt.strftime('%Y-%m-%d')
+                    new_filename = "%s %s" % (date_str, new_filename)   
+
                 new_filename_path = os.path.join(path, new_filename)
 
                 print ("Renaming %s to %s" % (full_filename_path, new_filename_path) ) 
 
                 # rename it! (comment out for testing obviously)
                 os.rename(full_filename_path, new_filename_path)
+
 
 
 
@@ -92,5 +101,4 @@
 
 
 
-
 
diff --git a/0filename_fixer-v2.py b/0filename_fixer-v2.py
@@ -0,0 +1,96 @@
+#!/usr/bin/python
+
+'''
+
+This solves a problem in DJI drone cameras where the file numbers never go above DJI_0999.JPG.
+
+This will add some number to the file number (default 1,000,000). For example it'll change DJI_0999.JPG to DJI_1000999.JPG
+
+It keeps track of the last number it added (in 0filename_fixer-v2.dat), so run it on the card before importing the pics and vids. It processes
+files in subdirectories of the script's directory, so I keep it in the DCIM folder of the SD card and run it before importing.
+It's smart enough to know that a file has already been processed (won't add 1,000,000 to a file
+who's number is already above 1000).
+
+It's also smart enough to handle files with extra text and numbers added, like "DJI_0088 - Part 2.MP4" becomes
+"DJI_1000088 - Part 2.MP4"
+
+'''
+
+
+
+from __future__ import print_function
+
+import sys, os, re
+
+
+# If no saved file number in a file, will increment by this amount
+default_saved_number = 1000000
+
+# Where are the files to process? (Default is directory of script). Will process
+# subdirectories too
+directory = os.path.dirname( os.path.abspath(sys.argv[0]) )
+
+
+
+
+#-------------------------------------------
+
+
+script_fname = os.path.splitext(os.path.basename(__file__))[0]
+
+saved_number_data_file = os.path.join(directory, "%s.dat" % script_fname)
+try: saved_number = int( open(saved_number_data_file,"r").read() )
+except:
+    print ("No saved increment amount, using default of %s" % default_saved_number)
+    saved_number = default_saved_number
+
+
+#listing = os.listdir(directory)
+#for f in listing:
+
+for path, dirs, files in os.walk(directory):
+    for f in files:    
+
+        full_filename_path = os.path.join(path, f)
+
+        if f[:4] == "DJI_": 
+
+            # gets the number in the filename. For example "DJI_0991.MP4" and "DJI_0991 - part 2.MP4" both return "0991"
+            file_number = re.findall('DJI_(.+?)\W', f) [0]
+
+            file_number_int = int(file_number)
+
+            #print ("file_number_int=%s saved_number=%s" % (file_number_int, saved_number))
+
+            if file_number_int < 1000: #saved_number:
+
+                saved_number += 1
+
+                # increment it
+                #new_file_number = file_number_int + increment_amount
+                new_file_number = saved_number
+
+                # re-compose the filename (there's probably a more graceful way to do this)
+                new_filename = "DJI_" + str(new_file_number) + f.replace("DJI_"+file_number, "")
+
+                new_filename_path = os.path.join(path, new_filename)
+
+                print ("Renaming %s to %s" % (full_filename_path, new_filename_path) ) 
+
+                # rename it! (comment out for testing obviously)
+                os.rename(full_filename_path, new_filename_path)
+
+
+
+# save the increment amount
+h = open(saved_number_data_file, "w")
+h.write(str(saved_number))
+h.close()
+
+
+
+
+
+
+
+
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