Merge pull request #6539 from PySimpleGUI/Dev-latest

Replaced PIL's deprecated constant ANTIALIAS with LANCZOS

DemoPrograms/Demo_Buttons_Nice_Graphics.py

@@ -26,7 +26,7 @@ def resize_base64_image(image64, size):
     '''
     image_file = io.BytesIO(base64.b64decode(image64))
     img = Image.open(image_file)
-    img.thumbnail(size, Image.ANTIALIAS)
+    img.thumbnail(size,  Image.LANCZOS)
     bio = io.BytesIO()
     img.save(bio, format='PNG')
     imgbytes = bio.getvalue()

DemoPrograms/Demo_Desktop_Widget_Digital_Picture_Frame.py

@@ -81,7 +81,7 @@ def convert_to_bytes(source, size=(None, None), subsample=None, zoom=None, fill=
     elif zoom is not None:
         scale = zoom
 
-    resized_image = image.resize((int(width * scale), int(height * scale)), Image.ANTIALIAS) if scale is not None else image
+    resized_image = image.resize((int(width * scale), int(height * scale)),  Image.LANCZOS) if scale is not None else image
     if fill and scale is not None:
         resized_image = make_square(resized_image)
     # encode a PNG formatted version of image into BASE64

DemoPrograms/Demo_Emoji_Toolbar_PIL.py

@@ -92,7 +92,7 @@ def convert_to_bytes(file_or_bytes, resize=None, fill=False):
     if resize:
         new_width, new_height = resize
         scale = min(new_height / cur_height, new_width / cur_width)
-        img = img.resize((int(cur_width * scale), int(cur_height * scale)), PIL.Image.ANTIALIAS)
+        img = img.resize((int(cur_width * scale), int(cur_height * scale)), PIL. Image.LANCZOS)
     if fill:
         if resize is not None:
             img = make_square(img, resize[0])

DemoPrograms/Demo_Graph_Elem_Image_Album.py

@@ -44,7 +44,7 @@ def convert_to_bytes(file_or_bytes, resize=None):
     if resize:
         new_width, new_height = resize
         scale = min(new_height/cur_height, new_width/cur_width)
-        img = img.resize((int(cur_width*scale), int(cur_height*scale)), PIL.Image.ANTIALIAS)
+        img = img.resize((int(cur_width*scale), int(cur_height*scale)), PIL. Image.LANCZOS)
     bio = io.BytesIO()
     img.save(bio, format="PNG")
     del img

DemoPrograms/Demo_Image_Elem_Image_Viewer_PIL_Based.py

@@ -45,7 +45,7 @@ def convert_to_bytes(file_or_bytes, resize=None):
     if resize:
         new_width, new_height = resize
         scale = min(new_height/cur_height, new_width/cur_width)
-        img = img.resize((int(cur_width*scale), int(cur_height*scale)), PIL.Image.ANTIALIAS)
+        img = img.resize((int(cur_width*scale), int(cur_height*scale)), PIL. Image.LANCZOS)
     with io.BytesIO() as bio:
         img.save(bio, format="PNG")
         del img

DemoPrograms/Demo_Image_Resize_and_Base64_Encode.pyw

@@ -55,7 +55,7 @@ def resize(input_file, size, output_file=None, encode_format='PNG'):
     new_width, new_height = size
     if new_width != width or new_height != height:  # if the requested size is different than original size
         scale = min(new_height / height, new_width / width)
-        resized_image = image.resize((int(width * scale), int(height * scale)), Image.ANTIALIAS)
+        resized_image = image.resize((int(width * scale), int(height * scale)),  Image.LANCZOS)
     else:
         resized_image = image
 

DemoPrograms/Demo_Image_Viewer_Thumbnails.py

@@ -56,7 +56,7 @@ def convert_to_bytes(file_or_bytes, resize=None, fill=False):
     if resize:
         new_width, new_height = resize
         scale = min(new_height / cur_height, new_width / cur_width)
-        img = img.resize((int(cur_width * scale), int(cur_height * scale)), PIL.Image.ANTIALIAS)
+        img = img.resize((int(cur_width * scale), int(cur_height * scale)), PIL. Image.LANCZOS)
     if fill:
         img = make_square(img, THUMBNAIL_SIZE[0])
     with io.BytesIO() as bio:

DemoPrograms/Demo_Matplotlib_Grid_of_Graphs_Using_PIL.py

@@ -890,7 +890,7 @@ def convert_to_bytes(file_or_bytes, resize=None):
     if resize:
         new_width, new_height = resize
         scale = min(new_height/cur_height, new_width/cur_width)
-        img = img.resize((int(cur_width*scale), int(cur_height*scale)), PIL.Image.ANTIALIAS)
+        img = img.resize((int(cur_width*scale), int(cur_height*scale)), PIL. Image.LANCZOS)
     with io.BytesIO() as bio:
         img.save(bio, format="PNG")
         del img

DemoPrograms/Demo_Nice_Buttons.py

@@ -15,7 +15,7 @@ button64 = 'iVBORw0KGgoAAAANSUhEUgAAAoAAAAFACAMAAAAbEz04AAAABGdBTUEAALGPC/xhBQAA
 def image_file_to_bytes(image64, size):
     image_file = io.BytesIO(base64.b64decode(image64))
     img = Image.open(image_file)
-    img.thumbnail(size, Image.ANTIALIAS)
+    img.thumbnail(size,  Image.LANCZOS)
     bio = io.BytesIO()
     img.save(bio, format='PNG')
     imgbytes = bio.getvalue()

DemoPrograms/Demo_PIL_Use.py

@@ -60,7 +60,7 @@ def convert_to_bytes(source, size=(None, None), subsample=None, zoom=None, fill=
     elif zoom is not None:
         scale = zoom
 
-    resized_image = image.resize((int(width * scale), int(height * scale)), Image.ANTIALIAS) if scale is not None else image
+    resized_image = image.resize((int(width * scale), int(height * scale)),  Image.LANCZOS) if scale is not None else image
     if fill and scale is not None:
         resized_image = make_square(resized_image)
     # encode a PNG formatted version of image into BASE64

DemoPrograms/Demo_PNG_Thumbnail_Viewer.py

@@ -59,7 +59,7 @@ def convert_to_bytes(file_or_bytes, resize=None):
     if resize:
         new_width, new_height = resize
         scale = min(new_height / cur_height, new_width / cur_width)
-        img = img.resize((int(cur_width * scale), int(cur_height * scale)), PIL.Image.ANTIALIAS)
+        img = img.resize((int(cur_width * scale), int(cur_height * scale)), PIL. Image.LANCZOS)
     with io.BytesIO() as bio:
         img.save(bio, format="PNG")
         del img
@@ -69,7 +69,7 @@ def convert_to_bytes(file_or_bytes, resize=None):
 # def image_file_to_bytes(filename, size):
 #     try:
 #         image = Image.open(filename)
-#         image.thumbnail(size, Image.ANTIALIAS)
+#         image.thumbnail(size,  Image.LANCZOS)
 #         bio = io.BytesIO()  # a binary memory resident stream
 #         image.save(bio, format='PNG')  # save image as png to it
 #         imgbytes = bio.getvalue()
@@ -80,7 +80,7 @@ def convert_to_bytes(file_or_bytes, resize=None):
 
 def set_image_to_blank(key):
     img = PIL.Image.new('RGB', (100, 100), (255, 255, 255))
-    img.thumbnail((1, 1), PIL.Image.ANTIALIAS)
+    img.thumbnail((1, 1), PIL. Image.LANCZOS)
     bio = io.BytesIO()
     img.save(bio, format='PNG')
     imgbytes = bio.getvalue()

DemoPrograms/Demo_System_Tray_Reminder.py

@@ -29,7 +29,7 @@ def resize_base64_image(image64, size):
     """
     image_file = io.BytesIO(base64.b64decode(image64))
     img = Image.open(image_file)
-    img.thumbnail(size, Image.ANTIALIAS)
+    img.thumbnail(size,  Image.LANCZOS)
     bio = io.BytesIO()
     img.save(bio, format='PNG')
     imgbytes = bio.getvalue()

docs/cookbook.md

@@ -2664,7 +2664,7 @@ def convert_to_bytes(file_or_bytes, resize=None):
     if resize:
         new_width, new_height = resize
         scale = min(new_height/cur_height, new_width/cur_width)
-        img = img.resize((int(cur_width*scale), int(cur_height*scale)), PIL.Image.ANTIALIAS)
+        img = img.resize((int(cur_width*scale), int(cur_height*scale)), PIL. Image.LANCZOS)
     bio = io.BytesIO()
     img.save(bio, format="PNG")
     del img
@@ -2747,7 +2747,7 @@ def convert_to_bytes(file_or_bytes, resize=None):
     if resize:
         new_width, new_height = resize
         scale = min(new_height/cur_height, new_width/cur_width)
-        img = img.resize((int(cur_width*scale), int(cur_height*scale)), PIL.Image.ANTIALIAS)
+        img = img.resize((int(cur_width*scale), int(cur_height*scale)), PIL. Image.LANCZOS)
     bio = io.BytesIO()
     img.save(bio, format="PNG")
     del img