objective c - iOS - realtime color determination from camera -

-

i'm writing app fot color determination. used avfoundation framework access camera, didn't find notification changing capturing image. thought grabbing color after camera focused. read checking video stream , using opengl library. so, better way reach goal?


Comments

Post a Comment

Popular posts from this blog

php - Autoloader issue not returning Class -

-
problem? bootloader (autoloader) not seem working properly, or i'm missing something. here simplified code. the code below returns class "skeleton" not exist. on index.php file. index.php <?php include 'bootloader.php'; use skeleton\html\loginheader; $tool = new skeleton/html/loginheader(); bootloader.php <?php function boot($classname) { $filename = ''; $namespace = ''; // sets include path "src" directory $includepath = dirname(__file__).directory_separator.'src'; if (false !== ($lastnspos = strripos($classname, '\\'))) { $namespace = substr($classname, 0, $lastnspos); $classname = substr($classname, $lastnspos + 1); $filename = str_replace('\\', directory_separator, $namespace) . directory_separator; } $filename .= str_replace('_', directory_separator, $classname) . '.php'...
Read more

javascript - How can I reference jquery library using cgi methods in ruby? -

-
i'm completing assignment school in need receive information html form ruby cgi script, , use fadein() jquery method display it. my script looks like: #!/usr/local/bin/ruby -w require 'cgi' cgi = cgi.new('html4') cgi.out{ cgi.html{ cgi.head{cgi.title{"this test"}+ cgi.style{"p{color = red;}"}} + cgi.body{cgi.p{"try " + cgi['ffname'] + ", did work?"}} } } this of test code, make sure server working way thought was. when try , use like: puts "<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.1.1/jquery.min.js"></script>" the server refuses run it, guess that's not allowed. i'm still beginner ruby cgi class. how can reference jquery library these cgi methods? similar how sending html client side, send javascript code client side. javascript code contain call jquery function.
Read more

ruby on rails - Scope conditionals for count? -

-
how can scope work multiple .count ? scope :level_5, -> { (self.accomplished.key.count > 4) && (self.accomplished.adventure.count > 2) && (self.accomplished.health.count > 2) && (self.accomplished.work.count > 2) } i've tried: scope :level_5, -> { self.accomplished.key.count > 4, self.accomplished.adventure.count > 2, self.accomplished.health.count > 2), (self.accomplished.work.count > 2) } or scope :level_5, -> { accomplished.where(key.count > 4, adventure.count > 2, health.count > 2, work.count > 2) } or scope :level_5, -> { "user.accomplished.key.count > 4" && "user.accomplished.adventure.count > 2" && "user.accomplished.health.count > 2" && "user.accomplished.work.count > 2" } it used conditionals if :level_5 trigger x.
Read more