android 获取textureview截图
时间: 2023-11-30 10:02:27 浏览: 30
要获取TextureView的截图,可以通过以下步骤进行:
1. 获取TextureView的宽高
```
int width = textureView.getWidth();
int height = textureView.getHeight();
```
2. 创建一个Bitmap对象
```
Bitmap bitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
```
3. 创建一个Canvas对象并将其与Bitmap关联
```
Canvas canvas = new Canvas(bitmap);
```
4. 将TextureView绘制到Canvas上
```
textureView.draw(canvas);
```
5. 现在你可以对Bitmap进行操作,例如保存到文件或显示在ImageView上
```
imageView.setImageBitmap(bitmap);
```
完整代码示例:
```
int width = textureView.getWidth();
int height = textureView.getHeight();
Bitmap bitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
Canvas canvas = new Canvas(bitmap);
textureView.draw(canvas);
imageView.setImageBitmap(bitmap);
```