hmo
04db423416
- 70 skills with code and documentation - Add .gitignore (ignore __pycache__, output/, temp/, venv/) - Clean up test intermediates and caches
71 lines
1.2 KiB
Markdown
71 lines
1.2 KiB
Markdown
# Verovio 渲染预览
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## 安装
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```bash
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pip install verovio
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```
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## 渲染 MusicXML 为图片
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```python
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import verovio
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toolkit = verovio.toolkit()
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# 加载 MusicXML
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toolkit.loadFile("score.musicxml")
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# 渲染为 SVG
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svg = toolkit.renderToSVG()
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# 保存 SVG
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with open("output.svg", "w") as f:
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f.write(svg)
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# 渲染为 PNG
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toolkit.renderToPNG("output.png", 300) # 300 DPI
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# 渲染为 PDF
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toolkit.renderToPDF("output.pdf")
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```
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## 命令行工具
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```bash
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# 安装命令行工具
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pip install verovio[commandline]
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# 转换
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vrv tool -o output.png input.musicxml -r 300
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```
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## 在 Jupyter 中预览
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```python
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from IPython.display import SVG, display
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toolkit = verovio.toolkit()
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toolkit.loadFile("score.musicxml")
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svg = toolkit.renderToSVG()
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display(SVG(svg))
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```
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## 调整页面布局
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```python
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toolkit.setOption("pageWidth", 2100) # 页面宽度（tenths）
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toolkit.setOption("pageHeight", 2970) # 页面高度
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toolkit.setOption("scale", 50) # 缩放比例
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toolkit.setOption("spacingSystem", 50) # 五线间距
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```
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## 获取 MIDI
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```python
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toolkit.loadFile("score.musicxml")
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midi = toolkit.renderToMIDI()
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with open("output.mid", "wb") as f:
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f.write(midi)
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```
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