Assignment1 / app.py
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# Import necessary libraries
import streamlit as st
from transformers import pipeline
from gtts import gTTS
import os
# Function to convert image to text using Hugging Face's BLIP model
def img2text(url):
"""
Converts an image to text using the Salesforce/blip-image-captioning-base model.
Args:
url (str): Path to the image file.
Returns:
str: Generated text caption from the image.
"""
image_to_text_model = pipeline("image-to-text", model="Salesforce/blip-image-captioning-base")
text = image_to_text_model(url)[0]["generated_text"]
return text
# Function to generate a kid-friendly story from the text caption
def text2story(text):
"""
Generates a kid-friendly story from the text caption using the aspis/gpt2-genre-story-generation model.
Args:
text (str): Text caption generated from the image.
Returns:
str: Generated story suitable for kids aged 3-10, within 95 words.
"""
# Add a prompt to ensure the story is kid-friendly and happy
prompt = f"Write a happy, fun and complete story for kids aged 3-10 based on the following scenario: {text}. Keep the story under 120 words."
# Load the text generation model
story_generator = pipeline("text-generation", model="aspis/gpt2-genre-story-generation")
# Generate the story
story = story_generator(prompt, max_length=150, num_return_sequences=1)[0]["generated_text"]
# Remove the prompt from the generated story
story = story.replace(prompt, "").strip()
# Ensure the story is within 95 words
story_words = story.split()
if len(story_words) > 98:
story = " ".join(story_words[:98])
return story
# Function to convert text to audio using gTTS
def text2audio(story_text):
"""
Converts the generated story text to audio using gTTS.
Args:
story_text (str): The generated story text.
Returns:
str: Path to the generated audio file.
"""
# Convert text to speech
tts = gTTS(text=story_text, lang='en')
audio_file = "story_audio.mp3"
tts.save(audio_file)
return audio_file
# Main application
st.set_page_config(page_title="Picture Stories πŸŽ¨πŸ“–", page_icon="πŸ¦„")
st.title("Picture Stories πŸŽ¨πŸ“–")
st.markdown("### Turn your pictures into fun stories and listen to them! πŸŽ‰")
# Instructions for kids
st.markdown("""
**How to use this app:**
1. **Upload a picture** of something fun, like your favorite toy, a park, or your pet.
2. Wait for the app to **create a story** from your picture.
3. **Listen to the story** by clicking the "Play Audio" button.
4. Enjoy your fun story! 🎧
""")
# Upload image
uploaded_file = st.file_uploader("πŸ“· **Upload your picture here!**", type=["jpg", "jpeg", "png"])
if uploaded_file is not None:
# Save the uploaded file
bytes_data = uploaded_file.getvalue()
with open(uploaded_file.name, "wb") as file:
file.write(bytes_data)
# Display the uploaded image
st.image(uploaded_file, caption="Your awesome picture!", use_container_width=True)
# Stage 1: Image to Text
st.text('✨ Turning your picture into words...')
scenario = img2text(uploaded_file.name)
st.write("**What we see:**", scenario)
# Stage 2: Text to Story
st.text('πŸ“– Creating a fun story for you...')
story = text2story(scenario)
st.write("**Your story:**", story)
# Stage 3: Story to Audio
st.text('🎧 Turning your story into audio...')
audio_file = text2audio(story)
# Play button for the generated audio
if st.button("🎡 **Play Audio**"):
st.audio(audio_file, format="audio/mp3")
# Clean up the generated audio file
os.remove(audio_file)