Update app.py

app.py

@@ -4,6 +4,9 @@ import asyncio
 import tempfile
 import os
 from moviepy.editor import TextClip, concatenate_videoclips, CompositeVideoClip, AudioFileClip
+from wand.image import Image
+from wand.drawing import Drawing
+from wand.color import Color
 
 # 获取所有可用的语音
 async def get_voices():
@@ -67,10 +70,23 @@ def text_to_video(text, voice, rate, pitch, video_width, video_height, bg_color,
         audio_clip = AudioFileClip(audio)
         audio_clips.append(audio_clip)
 
-        # 生成视频片段
-        text_clip = TextClip(page, fontsize=text_size, font=font_path, color=text_color, size=(video_width, video_height), bg_color=bg_color, method='caption', align='center')
-        text_clip = text_clip.set_duration(audio_clip.duration).set_audio(audio_clip)
-        video_clips.append(text_clip)
+        # 使用 wand 生成视频片段
+        with Drawing() as draw:
+            draw.font = font_path
+            draw.font_size = text_size
+            draw.fill_color = Color(text_color)
+            draw.text_alignment = 'center'
+            draw.text_interline_spacing = 10
+            with Image(width=video_width, height=video_height, background=Color(bg_color)) as img:
+                lines = page.split("\n")
+                for j, line in enumerate(lines):
+                    draw.text(int(video_width / 2), (j + 1) * (text_size + 10), line)
+                img.draw(draw)
+                img.format = 'png'
+                img_path = os.path.join(tempfile.gettempdir(), f"page_{i}.png")
+                img.save(filename=img_path)
+                text_clip = ImageClip(img_path).set_duration(audio_clip.duration).set_audio(audio_clip)
+                video_clips.append(text_clip)
 
     # 合并所有视频片段
     final_video = concatenate_videoclips(video_clips)
@@ -98,7 +114,7 @@ async def create_demo():
             gr.Slider(minimum=480, maximum=1080, value=720, label="Video Height", step=10),
             gr.ColorPicker(value="#000000", label="Background Color"),
             gr.ColorPicker(value="#FFFFFF", label="Text Color"),
-            gr.Textbox(label="Text Font", value="msyh.ttc"),  # 请确保字体文件路径正确
+            gr.Textbox(label="Text Font", value="msyh.ttf"),  # 请确保字体文件路径正确
             gr.Slider(minimum=10, maximum=100, value=24, label="Text Size", step=1)
         ],
         outputs=[
@@ -117,4 +133,4 @@ async def create_demo():
 # 运行应用
 if __name__ == "__main__":
     demo = asyncio.run(create_demo())
-    demo.launch()
+    demo.launch(server_port=19856)