New Demo - Resize image and optionally place Base64 encoded bytestring on clipboard

DemoPrograms/Demo_Image_Resize_and_Base64_Encode.pyw

@@ -0,0 +1,75 @@
+import PySimpleGUI as sg
+from PIL import Image
+import os
+import base64
+
+"""
+    Demo Image Resize and Base64 Encode
+
+    A quick little utility that will resize an image and also Base64 Encode it.
+
+    Base64 is particualr good to use to make icons or other images that you include in your sourcecode.
+
+    Copyright 2021 PySimpleGUI
+"""
+
+def resize(input_file, output_file, size):
+    image = Image.open(input_file)
+    width, height = image.size
+    print(f"The original image size is {width} wide x {height} high")
+
+    resized_image = image.resize(size)
+    width, height = resized_image.size
+    print(f"The resized image size is {width} wide x {height} high")
+    resized_image.save(output_file)
+
+def convert_file_to_base64(filename):
+    try:
+        contents = open(filename, 'rb').read()
+        encoded = base64.b64encode(contents)
+        sg.clipboard_set(encoded)
+        sg.popup('Copied to your clipboard!', 'Keep window open until you have pasted the base64 bytestring')
+    except Exception as error:
+        sg.popup_error('Cancelled - An error occurred', error)
+
+def main():
+    layout = [  [sg.Text('Image Resizer')],
+                [sg.Frame('Input Image', [[sg.Input(key='-IN-', enable_events=True), sg.FileBrowse()],
+                [sg.T('Original size'), sg.T(k='-ORIG WIDTH-'), sg.T('X'), sg.T(k='-ORIG HEIGHT-')]])],
+                [sg.Frame('New Size', [[sg.In(50, s=4, k='-WIDTH-'), sg.T('X'), sg.In(50, s=4, k='-HEIGHT-')]])],
+                [sg.CBox('Encode to Base64 and leave on Clipboard', default=True,k='-BASE64-')],
+                [sg.Button('Resize'), sg.Button('Exit')]  ]
+
+    window = sg.Window('Resize Image', layout, icon=image_resize_icon)
+
+    while True:
+        event, values = window.read()
+        print(event, values)
+        if event == sg.WIN_CLOSED or event == 'Exit':
+            break
+        infile = values['-IN-']
+        if event == '-IN-':
+            if os.path.isfile(infile):
+                image = Image.open(infile)
+                window['-ORIG WIDTH-'].update(image.size[0])
+                window['-ORIG HEIGHT-'].update(image.size[1])
+        if event == 'Resize':
+            if os.path.isfile(infile):
+                infilename = os.path.basename(infile)
+                infilenameonly, infileext = os.path.splitext(infilename)
+                outfile = f'{infilenameonly}50x50{infileext}'
+                outfullfilename = os.path.join(os.path.dirname(infile), outfile)
+                try:
+                    resize(input_file=infile, output_file=outfullfilename, size=(int(values['-WIDTH-']), int(values['-HEIGHT-'])))
+                    if values['-BASE64-']:
+                        convert_file_to_base64(outfullfilename)
+                except Exception as e:
+                    sg.popup_error_with_traceback('Error resizing or converting', 'Error encountered during the resize or Base64 encoding', e)
+                sg.popup_quick_message('DONE!', font='_ 40', background_color='red', text_color='white')
+    window.close()
+
+
+if __name__ == '__main__':
+    image_resize_icon = b'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'
+
+    main()