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log encode errors

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This commit is contained in:
Antoni Sawicki 2019-05-30 00:53:59 -07:00
parent 546e686cbc
commit df400d57b3
1 changed files with 6 additions and 1 deletions
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7
wrp.go
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@ -96,7 +96,12 @@ func capture(gourl string, out http.ResponseWriter) {
return
}
gifbuf.Reset()
gif.Encode(&gifbuf, img, nil)
err = gif.Encode(&gifbuf, img, nil)
if err != nil {
log.Printf("Failed to encode GIF: %s\n", err)
fmt.Fprintf(out, "<BR>Unable to encode GIF:<BR>%s<BR>\n", err)
return
}
base, _ := url.Parse(loc)
fmt.Fprintf(out, "<IMG SRC=\"/wrp.gif\" ALT=\"wrp\" USEMAP=\"#map\">\n<MAP NAME=\"map\">\n")