https://www.joeldare.com/wiki/ 2026-05-05T23:40:03+0000 https://www.joeldare.com/wiki/ https://www.joeldare.com/wiki/lib/tpl/default/images/favicon.ico text/html 2020-06-01T22:53:41+0000 Anonymous (anonymous@undisclosed.example.com) https://www.joeldare.com/wiki/video:convert_video_for_ipod_iphone?rev=1591052021&do=diff Convert Video for iPod / iPhone Resolution The iPod Nano resolution is 320×240. The iPod Touch and iPhone resolution is 480×320. FFMPEG Use the following command to convert an FLV file to an MPEG file. That file, then, can be imported into iTunes and converted to MP4 from there. text/html 2020-06-01T22:53:41+0000 Anonymous (anonymous@undisclosed.example.com) https://www.joeldare.com/wiki/video:cut_video_with_ffmpeg?rev=1591052021&do=diff Cut Video with FFmpeg Here is a quick command that you can use to cut a piece of video with FFmpeg. ffmpeg -ss [start_seconds] / -t [duration_seconds] -i [input_file] [outputfile] Explanation -ss position Seek to given time position in seconds. “ text/html 2020-06-01T22:53:41+0000 Anonymous (anonymous@undisclosed.example.com) https://www.joeldare.com/wiki/video:format_and_codec?rev=1591052021&do=diff Video Formats and Codecs I shoot home video's with a DVD camcorder. It records directly to DVD's, which is exactly what I wanted. I can pop the DVD's into any DVD player and watch them, as-is. I can also create backups of the originals quite easily using my DVD Burner. Loading video from the DVD player to edit on a computer is a little more difficult. text/html 2020-06-01T22:53:41+0000 Anonymous (anonymous@undisclosed.example.com) https://www.joeldare.com/wiki/video:home_video_dvd_backup_process?rev=1591052021&do=diff Home Video (DVD) Backup Process This is a work in progress, but is my current process for quickly backing up my home video's. I shoot home video's with a DVD camcorder. I use Linux, and the following php script makes a copy of the original VOB, then makes a light weight VCD quality copy. This would probably work under Windows with very minimal adjustments. text/html 2020-06-01T22:53:41+0000 Anonymous (anonymous@undisclosed.example.com) https://www.joeldare.com/wiki/video:resolutions?rev=1591052021&do=diff Video Resolutions These are a few lists of video resolutions at specific aspect ratios. These should be obvious but I'm constantly looking them up so I thought I would list them here. 16:9 Video Resolutions 160×90 320×180 480×270 800×450 text/html 2020-06-01T22:53:41+0000 Anonymous (anonymous@undisclosed.example.com) https://www.joeldare.com/wiki/video:rip_a_dvd?rev=1591052021&do=diff Rip a DVD with FFmpeg I have a DVD video camcorder and so I often need to rip DVD's and convert them to other formats. I prefer the free tool, ffmpeg, for the job. This process only works for unencrypted DVDs like those shot in your own camcorder. If you need to rip a commercial or otherwise encrypted DVD you might want to try text/html 2020-06-01T22:53:41+0000 Anonymous (anonymous@undisclosed.example.com) https://www.joeldare.com/wiki/video:speed_up_video_with_ffmpeg?rev=1591052021&do=diff Speed Up Video with ffmpeg Here's the command to use to speed up a video using ffmpeg. ffmpeg -i <input_file> -filter:v "setpts=(1/<speed>)*PTS" <output_file> Speed can be any number. A 2 will speed up to 2X while an 8 will speed up to 8X. If you leave the audio on the video alone it will still be as long as the original but the video part will be fast and the audio will be the original length. To remove the audio use the -an option. text/html 2020-06-01T22:53:41+0000 Anonymous (anonymous@undisclosed.example.com) https://www.joeldare.com/wiki/video:start?rev=1591052021&do=diff Digital Video Speed Up Video with ffmpeg Information on how to play a video in fast motion with ffmpeg. Convert Video for iPod / iPhone Information on how to convert a video for use on your iPod, iPhone, or other iOS device. Cut Video with FFmpeg How to cut a video using ffmpeg. Video Formats and Codecs Some basic information about video formats and video and audio codecs. text/html 2020-06-01T22:53:41+0000 Anonymous (anonymous@undisclosed.example.com) https://www.joeldare.com/wiki/video:story_board_template?rev=1591052021&do=diff Story Board Template I looked around the web but could not find a story board template that I liked well. Since I want to work on some short video clips I thought it would be helpful to be able to sketch out the scenes on a story board. Here's what I came up with. I tried to approximate 16:9 layout but I just eyeballed it, so it's not perfect. I've included a printable PDF as well as the original OpenOffice.org Drawing document.