Category Archives: Tutorial

(FFmpeg) What is a ‘codec’? Explained

FFMPEG has hundreds of different codecs to edit, convert to and play from. In your journey to mastering FFMPEG you’ll face the word ‘codec’ so often that not understanding what one is, is a disservice to yourself.  Wikipedia explains a codec as:  “… a device or computer program which encodes or decodes a digital data […]

How to Configure FFmpeg with Extra Dependencies? –enable

Build dependencies are great additions to FFMPEG that makes the program even more powerful. These dependencies link to 3rd party tools that extend functionality or even simplify some processes. In this book there are a couple of audio / video filters that require extra dependencies to be installed. Installation is as follows: MacOS As of […]

How to merge multiple mp3s into one track with FFmpeg?

This is question 80 from my up and coming FFMPEG book, come join the mailing list to stay informed on more FFMPEG tutorials and announcements about the book. Here Merging audio with FFMPEG is one of the most searched questions on the internet and couldn’t be any easier. The only difference is a txt file […]

What I Learned This Month (March, 2016)

In working progress! I learn a lot about a lot of different topics each day and I never write it down or help keep track of things I find important. So I’m going to try writing a “What I Learned This Month” each month. So welcome to the first one! Programming Larval 5 – I’m starting […]

iOS 7: Custom NavigationView or NavigationViewController

This was a tricky one to figure out myself but this covers everything (back arrow color, back button color, title, title color, navigation bar color, transparency, etc). [code] //set bar color [self.navigationController.navigationBar setBarTintColor:[UIColor colorWithRed:85.0/255.0 green:143.0/255.0 blue:220.0/255.0 alpha:1.0]]; //optional, i don’t want my bar to be translucent [self.navigationController.navigationBar setTranslucent:NO]; //set title and title color [self.navigationItem setTitle:@"Title"]; […]

iOS: Text input on popup dialog box

Before iOS 5 there was not an easy way to create a text input box inside a popup dialog box (UIAlertView). So on a project I was working on, I figured out a way to create one. This works with iOS 4 and up. I also have provided iOS 5’s new way of doing it […]