diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/vmime/wordEncoder.cpp | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/src/vmime/wordEncoder.cpp b/src/vmime/wordEncoder.cpp index 4f47d047..d1632022 100644 --- a/src/vmime/wordEncoder.cpp +++ b/src/vmime/wordEncoder.cpp @@ -302,14 +302,16 @@ wordEncoder::Encoding wordEncoder::guessBestEncoding( } } - // Use Base64 if more than 40% non-ASCII, or Quoted-Printable else (default) + // Base64 would be more space-efficient when the ASCII content is + // below 83.33%, but QP has a legibility arugment going for it, so we + // picked 60%. const size_t asciiCount = utility::stringUtils::countASCIIchars(buffer.begin(), buffer.end()); - const size_t asciiPercent = - buffer.length() == 0 ? 100 : (100 * asciiCount) / buffer.length(); + const double asciiPercent = + buffer.length() == 0 ? 100 : static_cast<double>(asciiCount) / buffer.length(); - if (asciiPercent < 60) { + if (asciiPercent < 0.60) { return ENCODING_B64; } else { return ENCODING_QP; |