[数值计算] 批处理中如何用nconvert命令行获取图片尺寸？

nconvert -info a.png
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@echo off
set "PictureName=C:\test.jpg"
for /f "tokens=1,3" %%a in ('nconvert -info "%PictureName%"') do (
    set "str=%%a"
    if "%%a" equ "Width" (
        set "PictureWidth=%%b"
    ) else if "%%a" equ "Height" (
        set "PictureHeight=%%b"
    )
)
echo,%PictureWidth%
echo,%PictureHeight%
pause
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