使用命令 java -jar apktool_2.7.0.jar b -f video 回编软件 

libpng error: Not a PNG file
W: ERROR: Failure processing PNG image F:\video\video\res\drawable-xxhdpi\ic_share_bg.png
brut.androlib.AndrolibException: brut.common.BrutException: could not exec (exit code = 1): [C:\Users\sdt16354\AppData\Local\Temp\brut_util_Jar_23704245285834585796929230076361697860.tmp, p, --forced-package-id, 127, --min-sdk-version, 19, --target-sdk-version, 29, --version-code, 25000, --version-name, V2.5.0, --no-version-vectors, -F, C:\Users\sdt16354\AppData\Local\Temp\APKTOOL6246380589175697559.tmp, -e, C:\Users\sdt16354\AppData\Local\Temp\APKTOOL7622730865234532978.tmp, -0, arsc, -I, C:\Users\sdt16354\AppData\Local\apktool\framework\1.apk, -S, F:\video\video\res, -M, F:\video\video\AndroidManifest.xml]

找不到 png文件 

解决方法：

将png重命名为jpeg 即可