Extract Images from PowerPoint Presentations in Python

readme.md

Learn how to extract images from PowerPoint presentations in Python: https://blog.aspose.com/2022/01/26/extract-images-from-ppt-in-python/

extract-image-from-background.py

import aspose.slides as slides
import aspose.pydrawing as drawing

# load presentation
with slides.Presentation("pres.pptx") as pres:
    slideIndex = 0
    image_type = ""
    
    # loop through the slides in presentation
    for slide in pres.slides:
        slideIndex += 1
        image_format = drawing.imaging.ImageFormat.jpeg
        back_image = None
        file_name = "BackImage_Slide_{0}{1}.{2}"
        is_layout = False

        # check if the slide's and layout slide's backgrounds are filled with picture
        if slide.background.fill_format.fill_type == slides.FillType.PICTURE:
            back_image = slide.background.fill_format.picture_fill_format.picture.image
        elif slide.layout_slide.background.fill_format.fill_type == slides.FillType.PICTURE:
            back_image = slide.layout_slide.background.fill_format.picture_fill_format.picture.image
            is_layout = True

        # save image
        if back_image is not None:
            image_type = back_image.content_type.split("/")[1]
            image_format = get_image_format(image_type)

            back_image.system_image.save(
                file_name.format("LayoutSlide_" if is_layout else "", slideIndex, image_type), 
                image_format)

extract-image-from-shape.py

import aspose.slides as slides
import aspose.pydrawing as drawing

# load presentation
with slides.Presentation("pres.pptx") as pres:
    slideIndex = 0
    image_type = ""
    
    # loop through slides
    for slide in pres.slides:
        slideIndex += 1
        image_format = drawing.imaging.ImageFormat.jpeg
        file_name = "BackImage_Slide_{0}{1}.{2}"
      
        # loop through shapes in slide
        for i in range(len(slide.shapes)):
            shape = slide.shapes[i]
            shape_image = None

            # check is shape is an auto shape or picture frame
            if type(shape) is slides.AutoShape and shape.fill_format.fill_type == slides.FillType.PICTURE:
                shape_image = shape.fill_format.picture_fill_format.picture.image
            elif type(shape) is slides.PictureFrame:
                shape_image = shape.picture_format.picture.image

            # save image
            if shape_image is not None:
                image_type = shape_image.content_type.split("/")[1]
                image_format = get_image_format(image_type)

                shape_image.system_image.save(
                                file_name.format("shape_"+str(i)+"_", slideIndex, image_type), 
                                image_format)

extract-images.py

import aspose.slides as slides
import aspose.pydrawing as drawing

imageIndex=1
# load presentation
with slides.Presentation("presentation.pptx") as pres:

    # loop through images
    for image in pres.images:
        file_name = "Image_{0}.{1}"
        image_type = image.content_type.split("/")[1]
        image_format = get_image_format(image_type)

        # save image
        image.system_image.save(file_name.format( imageIndex, image_type), image_format)
        imageIndex = imageIndex + 1

get-image-format.py

import aspose.slides as slides
import aspose.pydrawing as drawing

def get_image_format(image_type):
    return {
        "jpeg": drawing.imaging.ImageFormat.jpeg,
        "emf": drawing.imaging.ImageFormat.emf,
        "bmp": drawing.imaging.ImageFormat.bmp,
        "png": drawing.imaging.ImageFormat.png,
        "wmf": drawing.imaging.ImageFormat.wmf,
        "gif": drawing.imaging.ImageFormat.gif,
    }.get(image_type, drawing.imaging.ImageFormat.jpeg)