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Android端图像选取器(支持API25+):自带图像文件浏览界面、最近添加/修改图像浏览、第三方图库调用、第三方相机调用、图像剪裁、图像压缩 (Update: 2017.04.24:10:54PM)

Java 100.00%

picturepicker's Introduction

Android 图片获取器

支持以下功能:

  • 图像化的图像文件浏览选取
  • 最近添加/修改图像浏览
  • 第三方图库选图
  • 第三方相机选图 (由于支持了新的API特性,建议使用系统自带相机进行选图)
  • 图像剪裁(调用第三方图库进行)
  • 图像压缩
  • 可同时/分别返回图像文件对象和位图对象 (由于Bitmap大于1MB时无法通过Intent传输,所以当Bitmap大于限制时则会产生异常)

使用方法

请求 Request

new PicturePickerUnity.Builder()
      //是否需要压缩图像
      .needCompress( true / false )
      //是否需要剪裁
      .needCrop( true / false )
      //只返回位图对象
      .returnBitmap( true / false )
      //只返回图像文件对象
      .returnFile( true / false )
      //返回图像文件同时也返回位图对象
      .returnBoth( true / false )
      //设置压缩值:0(最差画质) ~ 100(最好画质)
      .setCompressValue( Integer >= 0 )
      //设置裁剪输出高度
      .setCropHeight( Integer > 0 )
      //设置裁剪输出宽度
      .setCropWidth( Integer > 0)
      //是否允许用户使用相机选图
      .allowUseCamera( true / false )
      //是否允许用户使用第三方图库
      .allowUse3rdGallery( true / false )
      //设置图像文件储存位置
      .setFileSavePathAndName( FolderPath , FileName )
      //从Activity启动选图界面
      .startPickerNow_ACTIVITY(RequestActivity , requestCode, permissionRequestCode);
      //从Fragment启动选图界面
      .startPickerNow_FRAGMENT(RequestFragment , requestCode, permissionRequestCode);

获取结果 Get Result

返回数据可以使用两个参数来提取:

  • SerializableExtra :PicturePickerUnity.EXTRAS_FILE (File类型)
  • ParcelableExtra   :PicturePickerUnity.EXTRAS_BITMAP (Bitmap类型)

示例代码:

@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
	super.onActivityResult(requestCode, resultCode, data);
	if (data != null) {
		//获取文件对象
		final File file = (File) data.getSerializableExtra(PicturePickerUnity.EXTRAS_FILE);
		//获取位图对象
		final Bitmap bitmap = data.getParcelableExtra(PicturePickerUnity.EXTRAS_BITMAP);
	}
}

#预览 Preview

由于GIF图像有28MB.. 所以预览不顺畅的时候可以直接下载根目录下的 Preview.gif 来看

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