Tutorials Page 3

• By David WalshApril 21, 2015

  Create an Image Preview from a Video

  Visuals are everything when it comes to media.  When I'm trying to decide whether to watch a video on Netflix, it would be awesome to see a trailer of some kind, but alas that isn't available.  When I'm looking to download a video on my computer...

• By David WalshApril 16, 2015

  Optimize GIFs

  I've written a lot about converting different media types lately, especially GIFs, including Convert Video to GIF or GIF to Video, Detect if a GIF is Animated, and Get the First Frame of an Animated GIF with ImageMagick, but whether it's ImageMagick or ffmpeg doing the work, GIFs do not always...

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• By David WalshApril 15, 2015

  Convert Video to GIF or GIF to Video

  I feel like GIFs are more popular now than back in the day when they were just about the only way to have moving imagery on the web.  They were so useful because crap like Real Video Player, Windows Media, and other crap formats all required a...

• By David WalshFebruary 5, 2015

  Convert WAV to MP3 or MP3 to WAV

  Boy I would have loved this post a decade ago when I was ripping CDs from my local library.  The memory is actually quite hilarious:  I would request 100 CDs at a time from the local library system, pick up however had been delivered at 10 a.m. that morning, and...

• By David WalshJanuary 26, 2015

  Convert Videos (MP4, MPEG, or MOV) to WEBM

  In an effort to make the web and media more efficient, developers and corporations everywhere are investing effort in creating better file formats and delivery streams.  One of the more impressive video formats I've seen is the WEBM file format.  WEBM files are quite small but the quality is...

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• By David WalshJanuary 21, 2015

  Create Screenshots from Videos

  The idea behind my Get the First Frame of an Animated GIF with ImageMagick post was to improve a page's performance by not loading an animated GIF automatically, but instead grab the first frame, display it, and allow users to "click to activate" the GIF.  That strategy...

• By David WalshOctober 1, 2009

  Automate YouTube Video and MP3 Rips with Bash Shell Scripting

  I love listening to music while I code. Listening to music keeps me from getting too frustrated about code that isn't working (yes, it happens) or frustrations brought on by hosting providers, clients, etc. What I'll do is listen to Pandora, hear a song...

• By David WalshJuly 7, 2009

  YouTube, FFMPEG, and MP3 Conversion

  Yesterday I published a quick post about a basic MPEG -> FLV video conversion method using FFMPEG. Today I want to share another great usage of FFMPEG: stripping a video's audio and creating an MP3. As an added bonus, I'll be ripping...

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• By David WalshJuly 6, 2009

  Convert Video Formats Using FFMPEG

  Getting a video into the format you like can be important when providing media to your users on the web. Unfortunately your customer or video source may not give you media in the desired format. No problem: use the FFMPEG library to...