确保该图象文件的类型有效(.j pg、。gif、.bmp等等)——否则将出现一个错误，提示文件类型无效。

Make sure this is a valid image type (.jpg,.gif,.bmp, and so on) — otherwise you will get an error stating that an invalid content type was provided.

youdao

以下情况都会导致该错误：文件已损坏，文件不包含类型库，文件使用了不兼容的文件类型，或系统没有足够的资源完成操作。

This error occurs when a file has been corrupted, does not contain type libraries, USES an incompatible file type, or when the system does not have enough resources to complete the operation.

youdao

以下情况都会导致该错误：文件已损坏，文件不包含类型库，文件使用了不兼容的文件类型，或系统没有足够的资源完成操作。

This error occurs when a file has been corrupted, does not contain type libraries, USES an incompatible file type, or when the system does not have enough resources to complete the operation.

youdao