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import streamlit as st
from PIL import Image
from transformers import pipeline
from gtts import gTTS
import os
os.system("pip install transformers==4.36.2")
def main():
st.set_page_config(page_title="AI Storyteller", page_icon="📖")
# Beautify | UI 美化
page_bg_img = """
<style>
[data-testid="stAppViewContainer"] {
background-image: url("https://your-background-image-url.com");
background-size: cover;
}
h1, h3 {
text-align: center;
color: white;
}
</style>
"""
st.markdown(page_bg_img, unsafe_allow_html=True)
# 🎯 Load Hugging Face Models | 加載 Hugging Face 模型
image_to_text_model = pipeline("image-to-text", model="Salesforce/blip-image-captioning-base")
story_generator = pipeline("text-generation", model="facebook/opt-350m", device=-1)
# Image to Text (Generate Caption) | 圖片 → 文字（生成描述）
def img2text(image_path):
text = image_to_text_model(image_path)[0]["generated_text"]
return text
# Text to Story (Generate a Complete Story) | 文字 → 故事（生成完整故事）
def text2story(text):
prompt = f"Write a fun and magical children's story based on this idea: {text}.\n\nOnce upon a time..."
story = story_generator(prompt, max_length=300, do_sample=True, temperature=0.8, top_p=0.9, repetition_penalty=1.2)[0]['generated_text']
return story
# Story to Speech (TTS) | 故事 → 語音（TTS）
def text2audio_gtts(story_text, filename="story.mp3"):
# Avoid filename conflicts | 避免文件冲突
if os.path.exists(filename):
os.remove(filename)
# Limit text length (to prevent gTTS crashes)| 限制 TTS 文本長度（避免 gTTS 崩潰）
max_chars = 500 # gTTS 可能不支持過長文本
story_text = story_text[:max_chars]
# Generate Speech | 生成语音
tts = gTTS(text=story_text, lang="en")
tts.save(filename)
return filename
# Streamlit Web UI
st.header("📖 AI Storyteller: Turn Your Image into a Story with Audio")
uploaded_file = st.file_uploader("Upload image below", type=["jpg", "png"])
if uploaded_file:
# Save image locally | 保存圖片到本地
image_path = "uploaded_image.jpg"
with open(image_path, "wb") as f:
f.write(uploaded_file.getbuffer())
# Load and Display Image | 讀取並顯示圖片
image = Image.open(image_path)
st.image(image, caption="Uploaded Image", use_container_width=True)
# Generate Image Caption | 生成圖片描述
st.text("🔍 Generating image caption...")
caption = img2text(image_path)
st.write("**Image Description:**", caption)
# Generate Story | 生成故事
st.text("📝 Generating story...")
story = text2story(caption)
st.write("**Generated Story:**")
st.write(story)
# Generate Audio | 生成語音
st.text("🔊 Generating audio...")
audio_file = text2audio_gtts(story)
# Play Audio | 播放音頻
st.audio(audio_file, format="audio/mp3")
# Download Audio | 下載按钮
with open(audio_file, "rb") as file:
st.download_button("📥 Download Audio", file, file_name="story.mp3")
# Add a Python standard entry check so that the program starts with main() | 加入 Python 標準入口檢查，讓程式從 main() 開始執行
if __name__ == "__main__":
main()
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