Create pages/03_🖼️_Input_Images.py

pages/03_🖼️_Input_Images.py

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+import os
+import zipfile
+
+import streamlit as st
+from PIL import Image
+from streamlit_lottie import st_lottie
+
+from models.deep_colorization.colorizers import eccv16
+from utils import colorize_image, change_model, load_lottieurl
+
+st.set_page_config(page_title="Image & Video Colorizer", page_icon="🎨", layout="wide")
+
+
+loaded_model = eccv16(pretrained=True).eval()
+current_model = "None"
+
+
+col1, col2 = st.columns([1, 3])
+with col1:
+    lottie = load_lottieurl("https://assets5.lottiefiles.com/packages/lf20_RHdEuzVfEL.json")
+    st_lottie(lottie)
+
+with col2:
+    st.write("""
+    ## B&W Images Colorizer
+    ##### Input a black and white image and get a colorized version of it.
+    ###### ➠ If you want to colorize multiple images just upload them all at once.
+    ###### ➠ Uploading already colored images won't raise errors but images won't look good.
+    ###### ➠ I recommend starting with the first model and then experimenting with the second one.""")
+
+
+def main():
+    model = st.selectbox(
+        "Select Model (Both models have their pros and cons, I recommend trying both and keeping the best for you task)",
+        ["ECCV16", "SIGGRAPH17"], index=0)
+
+    # Make the user select a model
+    loaded_model = change_model(current_model, model)
+    st.write(f"Model is now {model}")
+
+    # Ask the user if he wants to see colorization
+    display_results = st.checkbox('Display results in real time', value=True)
+
+    # Input for the user to upload images
+    uploaded_file = st.file_uploader("Upload your images here...", type=['jpg', 'png', 'jpeg'],
+                                     accept_multiple_files=True)
+
+    # If the user clicks on the button
+    if st.button("Colorize"):
+        # If the user uploaded images
+        if uploaded_file is not None:
+            if display_results:
+                col1, col2 = st.columns([0.5, 0.5])
+                with col1:
+                    st.markdown('<p style="text-align: center;">Before</p>', unsafe_allow_html=True)
+                with col2:
+                    st.markdown('<p style="text-align: center;">After</p>', unsafe_allow_html=True)
+            else:
+                col1, col2, col3 = st.columns(3)
+
+            for i, file in enumerate(uploaded_file):
+                file_extension = os.path.splitext(file.name)[1].lower()
+                if file_extension in ['.jpg', '.png', '.jpeg']:
+                    image = Image.open(file)
+                    if display_results:
+                        with col1:
+                            st.image(image, use_column_width="always")
+                        with col2:
+                            with st.spinner("Colorizing image..."):
+                                out_img, new_img = colorize_image(file, loaded_model)
+                                new_img.save("IMG_" + str(i+1) + ".jpg")
+                                st.image(out_img, use_column_width="always")
+
+                    else:
+                        out_img, new_img = colorize_image(file, loaded_model)
+                        new_img.save("IMG_" + str(i+1) + ".jpg")
+
+            if len(uploaded_file) > 1:
+                # Create a zip file
+                zip_filename = "colorized_images.zip"
+                with zipfile.ZipFile(zip_filename, "w") as zip_file:
+                    # Add colorized images to the zip file
+                    for i in range(len(uploaded_file)):
+                        zip_file.write("IMG_" + str(i + 1) + ".jpg", "IMG_" + str(i) + ".jpg")
+                with col2:
+                    # Provide the zip file data for download
+                    st.download_button(
+                        label="Download Colorized Images" if len(uploaded_file) > 1 else "Download Colorized Image",
+                        data=open(zip_filename, "rb").read(),
+                        file_name=zip_filename,
+                    )
+            else:
+                with col2:
+                    st.download_button(
+                        label="Download Colorized Image",
+                        data=open("IMG_1.jpg", "rb").read(),
+                        file_name="IMG_1.jpg",
+                    )
+
+        else:
+            st.warning('Upload a file', icon="⚠️")
+
+
+if __name__ == "__main__":
+    main()
+    st.markdown(
+        "###### Made with :heart: by [Clément Delteil](https://www.linkedin.com/in/clementdelteil/) [![this is an "
+        "image link](https://i.imgur.com/thJhzOO.png)](https://www.buymeacoffee.com/clementdelteil)")
+    st.markdown(
+        "###### [Blog post of the project](https://medium.com/geekculture/creating-a-web-app-to-colorize-images-and-youtube-videos-80f5be2d0f68)"
+    )