From dec1359e90e847c90629e43ef3744539e8fb41c8 Mon Sep 17 00:00:00 2001 From: Andreas Baumann Date: Wed, 22 Apr 2015 13:33:09 +0200 Subject: added base64 coding/decoding libary showing captcha in login page (not verifying yet) --- 3rdParty/libb64/BENCHMARKS | 85 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 85 insertions(+) create mode 100644 3rdParty/libb64/BENCHMARKS (limited to '3rdParty/libb64/BENCHMARKS') diff --git a/3rdParty/libb64/BENCHMARKS b/3rdParty/libb64/BENCHMARKS new file mode 100644 index 0000000..fd34056 --- /dev/null +++ b/3rdParty/libb64/BENCHMARKS @@ -0,0 +1,85 @@ +-- Intro + +Some people have expressed opinions about how +fast libb64's encoding and decoding routines +are, as compared to some other BASE64 packages +out there. + +This document shows the result of a short and sweet +benchmark, which takes a large-ish file and +encodes/decodes it a number of times. +The winner is the executable that does this task the quickest. + +-- Platform + +The tests were all run on a Fujitsu-Siemens laptop, +with a Pentium M processor running at 2GHz, with +1GB of RAM, running Ubuntu 10.4. + +-- Packages + +The following BASE64 packages were used in this benchmark: + +- libb64-1.2 (libb64-base64) + From libb64.sourceforge.net + Size of executable: 18808 bytes + Compiled with: + CFLAGS += -O3 + BUFFERSIZE = 16777216 + +- base64-1.5 (fourmilab-base64) + From http://www.fourmilab.ch/webtools/base64/ + Size of executable: 20261 bytes + Compiled with Default package settings + +- coreutils 7.4-2ubuntu2 (coreutils-base64) + From http://www.gnu.org/software/coreutils/ + Size of executable: 38488 bytes + Default binary distributed with Ubuntu 10.4 + +-- Input File + +Using blender-2.49b-linux-glibc236-py25-i386.tar.bz2 +from http://www.blender.org/download/get-blender/ +Size: 18285329 bytes +(approx. 18MB) + +-- Method + +Encode and Decode the Input file 50 times in a loop, +using a simple shell script, and get the running time. + +-- Results + +$ time ./benchmark-libb64.sh +real 0m28.389s +user 0m14.077s +sys 0m12.309s + +$ time ./benchmark-fourmilab.sh +real 1m43.160s +user 1m23.769s +sys 0m8.737s + +$ time ./benchmark-coreutils.sh +real 0m36.288s +user 0m24.746s +sys 0m8.181s + +28.389 for 18MB * 50 += 28.389 for 900 + +-- Conclusion + +libb64 is the fastest encoder/decoder, and +has the smallest executable size. + +On average it will encode and decode at roughly 31.7MB/second. + +The closest "competitor" is base64 from GNU coreutils, which +reaches only 24.8MB/second. + +-- +14/06/2010 +chris.venter@gmail.com + -- cgit v1.2.3-54-g00ecf