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import streamlit as st
from PIL import Image
import io
def resize_image(image, target_size_kb=None, quality=85):
"""Resizes and compresses an image."""
img = Image.open(image)
img_byte_arr = io.BytesIO()
img.save(img_byte_arr, format='JPEG', quality=quality)
current_size_kb = len(img_byte_arr.getvalue()) / 1024
# Resize based on target size (if provided)
if target_size_kb:
while current_size_kb > target_size_kb and quality > 10:
quality -= 5
img_byte_arr = io.BytesIO()
img.save(img_byte_arr, format='JPEG', quality=quality)
current_size_kb = len(img_byte_arr.getvalue()) / 1024
else:
# Resize based on quality
pass # No resizing for quality-based option
img = Image.open(img_byte_arr)
return img
st.title("Image Resizer")
st.write("Resize and compress your images!")
# Upload image
uploaded_file = st.file_uploader("Choose an Image:", type=["jpg", "jpeg", "png"])
if uploaded_file is not None:
# Option selection for resizing
resize_option = st.selectbox("Resize Option:", ("Percentage Quality", "Desired Output Size"))
if resize_option == "Percentage Quality":
# User input for quality
quality = st.slider("Quality (%)", min_value=10, max_value=100, value=85)
elif resize_option == "Desired Output Size":
# Options for size units
size_unit_options = ("KB", "MB")
size_unit = st.selectbox("Size Unit", size_unit_options)
# User input for size
target_size = st.number_input("Target Size", min_value=1)
# Convert target size to KB based on unit
if size_unit == "MB":
target_size_kb = target_size * 1024
else:
target_size_kb = target_size
# Process and display image
if uploaded_file and (quality or target_size_kb):
resized_image = resize_image(uploaded_file, target_size_kb, quality)
st.image(resized_image, caption="Resized Image")
# Download link
with io.BytesIO() as buffer:
resized_image.save(buffer, format="JPEG")
download_link = st.download_button(
label="Download Resized Image",
data=buffer.getvalue(),
file_name="resized_image.jpg",
mime="image/jpeg",
)
# Requirements (req.txt)
# Since the app uses only built-in libraries (streamlit and Pillow), there's no need for an external requirements file.
# However, if you plan to use additional libraries, you can create a req.txt file listing them.
# For example:
# streamlit
# Pillow |