Image processing 如何解码exif用户注释?

Image processing 如何解码exif用户注释?,image-processing,decode,exif,Image Processing,Decode,Exif,我在PNG图像的EXIF头的UserComment字段中有一些重要的元数据信息。我试图检索可读文本,但我不知道当前的编码是什么 <exif:UserComment> <rdf:Alt> <rdf:li xml:lang="x-default"> FM0 FC000000000:zzzzzz1 f144 078043881a29e1e816c14c0 bac 87152 a9 012c a3 0106 a8 0

我在PNG图像的EXIF头的UserComment字段中有一些重要的元数据信息。我试图检索可读文本,但我不知道当前的编码是什么

<exif:UserComment>
<rdf:Alt>
 <rdf:li xml:lang="x-default">    FM0   FC000000000:zzzzzz1 f144 078043881a29e1e816c14c0 bac 87152  a9   012c  a3   0106  a8   0 e0  b1   0 ba  bc   0 94  d1   0 6e 102   0 48 155   0 22 1af   0 36 12f   0 3f 13f   0 48 19f   0 51 1b6   0 48 18d   0 48 18d   0..........................................................................................................................................................................................................................................................................................</rdf:li>
</rdf:Alt> 
</exif:UserComment>

FM0 FC000000000:ZZZZZZZZZZZ1 f144 078043881a29e1e816c14c0 bac 87152 a9 012c a3 0106 a8 0 e0 b1 0 ba bc 0 94 d1 0 6e 102 0 48 155 0 22 1af 0 36 12 F 0 3 F 0 48 19 F 0 51 1b6 0 48 18 D 0 180..........................................................................................................................................................................................................................................................................................