def optimize_jpg(
img: JpegImageFile,
tmp_file: Any,
quality: Optional[int] = DEFAULT_JPEG_QUALITY) -> JpegImageFile:
if not quality:
quality = DEFAULT_JPEG_QUALITY
elif quality > 95:
quality = 95 # 95 is the recommended upper limit on quality for JPEGs in PIL
img.save(tmp_file.name,
"JPEG",
quality=quality,
optimize=True,
progressive=True)
return Image.open(tmp_file.name)
def image_to_binary(image: JpegImageFile) -> ByteString:
with io.BytesIO() as output:
image.save(output, format="PNG")
return output.getvalue()
def save_image_file_locally(image: JpegImageFile, image_name: str) -> None:
image_directory = app.config["IMAGE_DIRECTORY"]
image_location = os.path.join(image_directory, image_name)
image.save(image_location)