Create app.py

app.py

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+import os
+import zipfile
+import io
+import tempfile
+import requests
+from moviepy.editor import ImageSequenceClip, concatenate_videoclips, ImageClip
+import gradio as gr
+from gradio_client import Client, handle_file
+
+def download_file(file_url):
+    response = requests.get(file_url)
+    response.raise_for_status()  # 确保请求成功
+    return response.content
+
+def get_images_from_api(uploaded_file):
+    client = Client("https://pptx2jpgapi.webgpu.click/")
+    result = client.predict(
+        uploaded_file=handle_file(uploaded_file.name),  # 使用 handle_file 处理上传的文件
+        mode="Convert each slide to a separate JPG",  # 固定模式
+        api_name="/convert_pptx_to_jpg"
+    )
+
+    print(result)
+    print(result[0]) # 
+    
+    # file_url = f"https://pptx2jpgapi.webgpu.click/file={result[0]}"
+
+    # print(file_url)
+    
+    # # 下载ZIP文件内容
+    # zip_content = download_file(file_url)
+    
+    # 创建临时目录
+    temp_dir = tempfile.mkdtemp()
+    
+    # 解压返回的zip文件
+    # with zipfile.ZipFile(io.BytesIO(zip_content), 'r') as zip_ref:
+    #     zip_ref.extractall(temp_dir)
+
+    with zipfile.ZipFile(result[0], 'r') as zip_ref:
+        zip_ref.extractall(temp_dir)
+    
+    return temp_dir
+
+def apply_transition(clip1, clip2, transition_type, transition_time):
+    if transition_type == "crossfade":
+        return clip1.crossfadeout(transition_time), clip2.crossfadein(transition_time)
+    elif transition_type == "fadeout":
+        return clip1.fadeout(transition_time), clip2
+    elif transition_type == "fadein":
+        return clip1, clip2.fadein(transition_time)
+    elif transition_type == "none":
+        return clip1, clip2
+    else:
+        raise ValueError(f"Unsupported transition type: {transition_type}")
+
+def images_to_video(image_folder, fps=24, display_time=3, transition_time=1, transition_type="none"):
+    # 获取所有jpg文件并按名称排序
+    image_files = sorted([os.path.join(image_folder, img) for img in os.listdir(image_folder) if img.endswith(".jpg")])
+    if not image_files:
+        raise ValueError("No jpg files found in the directory.")
+    
+    clips = []
+    for img_path in image_files:
+        img_clip = ImageClip(img_path, duration=display_time)
+        
+        # 调整图片尺寸，保持比例，最短边为720
+        w, h = img_clip.size
+        if w < h:
+            img_clip = img_clip.resize(width=720)
+        else:
+            img_clip = img_clip.resize(height=720)
+        
+        clips.append(img_clip)
+    
+    # 添加过渡效果
+    final_clips = []
+    for i in range(len(clips) - 1):
+        clip1, clip2 = apply_transition(clips[i], clips[i+1], transition_type, transition_time)
+        final_clips.append(clip1)
+        final_clips.append(clip2)
+    final_clips.append(clips[-1])
+    
+    video = concatenate_videoclips(final_clips, method="compose")
+    video_path = os.path.join(tempfile.gettempdir(), "output_video.mp4")
+    video.write_videofile(video_path, fps=fps)
+    return video_path
+
+def generate_video(uploaded_file, display_time, transition_type, transition_time):
+    image_folder = get_images_from_api(uploaded_file)
+    video_path = images_to_video(image_folder, display_time=display_time, transition_time=transition_time, transition_type=transition_type)
+    return video_path
+
+# Gradio interface
+with gr.Blocks(analytics_enabled=False,title="PPTX to Video Converter") as demo:
+    gr.Markdown("""
+    # PPTX to Video Converter
+    
+    ## Convert Your PPTX Files to Videos Easily
+    This tool allows you to convert PPTX files to video format. You can set the display time for each slide, choose different transition effects, and generate a complete video with transitions.
+    
+    ### How to Use
+    1. Upload your PPTX file.
+    2. Set the display time for each slide.
+    3. Choose a transition effect type.
+    4. Set the transition time.
+    5. Click the "Generate Video" button, and wait for the video to be generated and displayed on the right.
+    """)
+    with gr.Row():
+        with gr.Column():
+            uploaded_file = gr.File(label="Upload PPTX File", file_types=[".pptx"])
+            display_time = gr.Slider(label="Image Display Time (seconds)", minimum=1, maximum=5, step=1, value=3, info="Set the display time for each slide")
+            transition_type = gr.Radio(["crossfade", "fadeout", "fadein", "none"], label="Transition Type", value="none", info="Choose the type of transition effect")
+            transition_time = gr.Slider(label="Transition Time (seconds)", minimum=1, maximum=2, step=1, value=1, info="Set the transition time")
+            generate_button = gr.Button("Generate Video")
+        with gr.Column():
+            video_output = gr.Video(label="Generated Video")
+    
+    generate_button.click(
+        fn=generate_video,
+        inputs=[uploaded_file, display_time, transition_type, transition_time],
+        outputs=video_output
+    )
+
+# 运行Gradio应用
+if __name__ == "__main__":
+    demo.launch(show_error=True)