Enlightenment CVS committal
Author : atmosphere
Project : e17
Module : libs/epsilon
Dir : e17/libs/epsilon/doc
Modified Files:
epsilon.doxygen
Log Message:
update docs slightly
===================================================================
RCS file: /cvsroot/enlightenment/e17/libs/epsilon/doc/epsilon.doxygen,v
retrieving revision 1.1
retrieving revision 1.2
diff -u -3 -r1.1 -r1.2
--- epsilon.doxygen 17 Mar 2004 04:02:41 -0000 1.1
+++ epsilon.doxygen 9 Oct 2004 18:57:09 -0000 1.2
@@ -13,6 +13,7 @@
@author Corey Donohoe <[EMAIL PROTECTED]>
@author Carsten Haitzler <[EMAIL PROTECTED]>
@author Azundris <[EMAIL PROTECTED]>
[EMAIL PROTECTED] Eric Johnston <[EMAIL PROTECTED]>
@date 2004
@@ -20,7 +21,6 @@
<ul>
<li><a href="./index.html#intro">What is Epsilon?</a></li>
<li><a href="./index.html#running">How do I use it?</a></li>
-<li><a href="./index.html#coding">Themers documentation</a></li>
<li><a href="./index.html#requirements">Build Instructions</a></li>
</ul>
@@ -44,15 +44,54 @@
the file is anything other than jpg, the traditional freedesktop.org png
thumbnailing will occur. </p>
-<p>To show the speed increase epeg offers,
-Epsilon builds with and without epeg.
+<p>To show the speed increase epeg offers, Epsilon builds with and without
+epeg. Notice the time difference for the epsilon compiled with Epeg.
</p>
+<h3> Digital Photo Results: 3072x204 jpeg images</h3>
[EMAIL PROTECTED]
+nemesis% du -sh /home/atmos/Pictures/October_07_2004/
+241M /home/atmos/Pictures/October_07_2004/
[EMAIL PROTECTED]
+<ul>
+<li>w/ epeg
[EMAIL PROTECTED]
+nemesis% time epsilon /home/atmos/Pictures/October_07_2004/*.jpg
+epsilon /home/atmos/Pictures/October_07_2004/*.jpg 7.63s user 0.36s system
+64% cpu 12.373 total
[EMAIL PROTECTED]
+</li>
+<li> w/o epeg
[EMAIL PROTECTED]
+nemesis% time epsilon /home/atmos/Pictures/October_07_2004/*.jpg
+epsilon /home/atmos/Pictures/October_07_2004/*.jpg 48.50s user 3.01s system
+98% cpu 52.180 total
[EMAIL PROTECTED]
+</li></ul>
+<h3> Mixed Image Formats: png,gif,xcf,and jpg, various sizes </h3>
[EMAIL PROTECTED]
+nemesis% du -sh /home/atmos/Images/
+289M /home/atmos/Images/
[EMAIL PROTECTED]
+<ul>
+<li>w/ epeg
[EMAIL PROTECTED]
+nemesis% time epsilon /home/atmos/Images/*
+epsilon /home/atmos/Images/* 14.32s user 0.81s system 74% cpu 20.276 total
[EMAIL PROTECTED]
+</li>
+<li> w/o epeg
[EMAIL PROTECTED]
+nemesis% time epsilon /home/atmos/Images/*
+epsilon /home/atmos/Images/* 38.31s user 1.82s system 90% cpu 44.250 total
[EMAIL PROTECTED]
+</li></ul>
@section running How do I use epsilon ?
-<p>First, locate some images. Let's say we have a bunch of photos in
-~/myphotos/</p>
+<p>Epsilon isn't really an app anyone will use. The executable provided is
+merely for testing the library's functionality. If you would like to generate
+thumbnails, simply run epsilon on the image files.</p>
@verbatim
$ epsilon /home/me/myphotos/*.jpg
...
@@ -60,17 +99,38 @@
<p>You'll see messages saying that the thumbnails need to be generated. After
a short time you'll be back at your command prompt. Running the same
command after the thumbnail has been generated returns the meta info stored
-inside of the thumbnail.</p>
+inside of the thumbnail. Exif info is extracted from the image file if it
+is present. The epsilon executable is just a simple test case for the
+library. You can extract much more information from the lib than you see
+from the epsilon executable.</p>
@verbatim
-$ epsilon /home/me/myphotos/*.jpg
-...
-URI: file:///home/me/myphotos/2004-02-25_w1.jpg
-MimeType: image/jpeg
-Source Image Width: 1600
-Source Image Height: 1200
-Source Image Mtime: 1077731214
+
+nemesis% epsilon /home/atmos/Pictures/October_07_2004/October_07_2004_098.jpg
/home/atmos/navigation_bar_things.png
+
Thumbnail already exists
-...
+/home/atmos/.thumbnails/normal/933949ebe596222320ace1b49df4035d.png
+Thumbnail already exists
+URI: file:///home/atmos/navigation_bar_things.png
+Source Image Width: 685
+Source Image Height: 195
+Source Image Mtime: 1097025094
+Trying EXIF Info: Not Found!
+
+Thumbnail already exists
+/home/atmos/.thumbnails/normal/d2cc3c8e48ac81ce02ceea8be6c1e79d.png
+Thumbnail already exists
+URI: file:///home/atmos/Pictures/October_07_2004/October_07_2004_098.jpg
+Source Image Width: 0
+Source Image Height: 0
+Source Image Mtime: 1097168889
+Trying EXIF Info: Found!
+Image Orientation: Left-Hand, Bottom
+Exposure Time: 1/60 sec
+F-Number: f/5.6
+ISO Speed Rating: 400
+Flash: Flash, Auto
+Focal Length: 49.00 mm
+
@endverbatim
@@ -81,6 +141,7 @@
- Imlib2_loaders (library)
- Epeg (library)
- libpng (library)
+ - exiftags (included in Epsilon)
The following instructions assume you've checked out the e17 directory
from cvs.
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