1. Install guide for Ubuntu
2. x264 ffmpeg mapping and options guide
3. Basic ffmpeg usage
4. x264 settings
5. FFmpeg A/V manipulation guide at http://howto-pages.org/ffmpeg/
6. Correcting A/V sync with http://www.kkoncepts.net/node/69
UPDATE June 2013: This guide for Ubuntu 13.04 Raring Ringtail and Linux Mint 15 Olivia will provide a local install of the latest FFmpeg tools and libraries including several external encoding and decoding libraries (codecs). This will not provide a system installation and therefore will not interfere with anything such as repository packages.
Thank you to all the amazing students and parents! Your smiles inspire great teachers!
Wednesday, May 18, 2011
Tuesday, May 10, 2011
Embedding iTunes art with AtomicParsley
AtomicParsley is a lightweight command line program that can read and set iTunes-style metadata tags in MPEG-4 files & 3gp assets in 3GPP/3GPP2 files.
http://atomicparsley.sourceforge.net/
http://atomicparsley.sourceforge.net/
Thursday, May 5, 2011
x264 Plugin for Apple Compressor
Just found this great how-to by Andy Beach, the author of Real World Video Compression.
MacUpdate has the download at http://www.macupdate.com/app/mac/24173/x264encoder
MacUpdate has the download at http://www.macupdate.com/app/mac/24173/x264encoder
Thursday, April 14, 2011
Cirque du Soleil - Beatles LOVE for iPad and iPhone
Problem: Sample videos had poor image quality and were extremely blocky.
Fix: Designed custom settings for all web browsers and mobile devices to display high quality playback.
Fix: Designed custom settings for all web browsers and mobile devices to display high quality playback.
Unicorn Media - Correcting MPEG4 A/V Sync
Problem: Audio and video out of sync, due to corrupted QuickTime timescale in MPEG-4 source.
Fix: Gave new Final Cut Pro and Compressor settings for correcting the problem.
Fix: Gave new Final Cut Pro and Compressor settings for correcting the problem.
Grab Networks - Improving quality across platforms
Problem: Video encoding was not playing back on all mobile devices.
Fix: Designed custom settings to make video look good on all platforms.
Fix: Designed custom settings to make video look good on all platforms.
Lullabot - Video stuttering with dropped frames
Problem: Source file was 15 frames-per-second and Lullabot was seeing stuttering on output, where a frame of video would hang every couple minutes.
Fix: Changed output framerate from 29.97 to 30 frames-per-second to make playback smoother and remove the misbehaving drop frame.
Fix: Changed output framerate from 29.97 to 30 frames-per-second to make playback smoother and remove the misbehaving drop frame.
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