How to base64 encode image in linux bash shell

Question

I m trying to base64 encode an image in a shell script and put it into variable   test    printf DSC 0251 JPG   base64   echo  test RFNDXzAyNTEuSlBH   I ve also tried something like this   test   echo -ne DSC 0251 JPG   base64     but still with no success    I want to do something like this   curl -v -X POST -d    image   IMAGE BASE64  location   LOCATION  time created   TIMECREATED   -H  Content-type  text plain  charset UTF8  http   192 168 1 1 upload   I found this http   www zzzxo com q answers-bash-base64-encode-script-not-encoding-right-12290484 html  but still have had no success

User · Answer

There is a Linux command for that  base64  base64 DSC 0251 JPG  gt DSC 0251 b64   To assign result to variable use  test  base64 DSC 0251 JPG

User · Answer

Base 64 for html   file  DSC 0251 JPG  type   identify -format   m    file    tr   A-Z     a-z    echo  data image  type base64   base64 -w 0   file

User · Answer

You need to use cat to get the contents of the file named  DSC 0251 JPG   rather than the filename itself   test    cat DSC 0251 JPG   base64     However  base64 can read from the file itself   test    base64 DSC 0251 JPG

User · Answer

Single line result   base64 -w 0 DSC 0251 JPG   For HTML   echo  data image jpeg base64   base64 -w 0 DSC 0251 JPG     As file   base64 -w 0 DSC 0251 JPG  gt  DSC 0251 JPG base64   In variable   IMAGE BASE64    base64 -w 0 DSC 0251 JPG     In variable for HTML   IMAGE BASE64  data image jpeg base64   base64 -w 0 DSC 0251 JPG     Get you readable data back   base64 -d DSC 0251 base64  gt  DSC 0251 JPG    See  http   www greywyvern com code php binary2base64

User · Answer

To base64 it and put it in your clipboard   file  test docx  base64 -w 0  file    xclip -selection clipboard

User · Answer

If you need input from termial  try this  lc  echo -n  xxx   yyy  iOS     base64    -n  option will not input   n  character to base64 command

[linux] How to base64 encode image in linux bash / shell

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