View
216
Download
0
Tags:
Embed Size (px)
Citation preview
Cary Engleberg, M.DProfessor of Internal MedicineUniversity of Michigan Medical School
Unless otherwise noted, the content of this program is licensed under the terms of a Creative Commons Attribution 3.0 License. http://creativecommons.org/licenses/by/3.0/© 2009, Cary Engleberg
You assume all responsibility for use and potential liability associated with any use of the material. Material contains copyrighted content, used in accordance with U.S. law.Copyright holders of content included in this material should contact [email protected] with any questions, corrections, or clarifications regarding the use of content. The Regents of the University of Michigan do not license the use of third party content posted to this site unless such a license is specifically granted in connection with particular content. Users of content are responsible for their compliance with applicable law. Mention of specific products in this material solely represents the opinion of the speaker and doesnot represent an endorsement by the University of Michigan. For more information about how to cite these materials visit http://michigan.educommons.net/about/terms-of-use.
• Methods for recording educational videos• FLIP video camera• Video and sound file formats (conversion
software)• Sound production and editing using
Soundbooth• Video production with PremierePro
• Make a video using the FLIP camera• Convert the FLIP video file• Edit sound files– Adjust volume; remove background noise– Remove an unwanted sound–Make a .wav recording
• Construct a 1 minute video using Premiere Pro
Situation being photographed Best camera/sound option
Patient findings (clinic/ward) FLIP video
Clinical procedure (brief) FLIP video with tripod
Clinical procedure (> 1hour) Camcorder with tripod
“Talking head” discussions Camcorder with lavalier mic, ORFLIP video, ORFLIP video with simultaneous sound capture to Soundbooth from a lavalier mic
Large objects, buildings, landscapes
Any
• Keep the camera still (let the moving action take place within the video frame).
• Use a light-weight tripod when possible.• Use panning and zooming sparingly, or not at
all.• Reposition the camera, as needed. You can
delete the intervening camera motion at the editing stage.
• Don’t erase anything
Not recording Recording
white background same with sidelight yellow background
• It’s in the camera and loads when first attached to your USB port
Saves to “My Flip Video Library” folder in theUser’s “Documents” folder
File format is .avi (must be converted for editing
• Record <15 seconds of your own face• Say “This is ____ (your name), and this
is my first edited movie” (or something similar)
• Save the video to your computer
• .mp3– commonly used in portable media players; audio
input for Flash videos)• .m4a .mp4– used in iTunes and iPods
• .aiff– formatted for audio CD players
• .wav– a standard format for computer-based sounds in
Windows; it can also be played by Quicktime
• .mpg, .m4v, .mp4– Most used format by the “Moving Pictures Experts Group”;
for DVDs and video podcasts• .wmv
– “Windows Media Video” for the Windows Media Player• .mov
– Quicktime movie• .flv
– Flash video -- designed for the web (e.g., YouTube)• .avi
– “Audio Video Interleave” -- used by cell phones, digital still cameras, and by the FLIP video camera
• .dv– “digital video” -- raw video data from most video cameras
Source: www.mediacoder.sourceforge.net
• Add your FLIP video to the MediaCoder queue• Set the following tabs:– “Generic” – browse to select an output file– “Video” - video format = MPEG-4– “Audio” - audio encoder = LAME– “Container” - container = MOV
• Click the Start button
• Open EasyWMV• Open “Inspector”• Set format to “mp4”• Drag the .avi file to the open conversion
window
• Increase the volume and remove the background noise from this sound file (volume-background.wav)
• Remove the unwanted tapping sound from this file (unwanted noise.wav)
• Open Record window• Set the input-output device from the drop-down
“Device” menu• Enter a file• Click the “Browse” button to identify the output folder• Check the intensity meter• Record the sound• Stop by clicking the square button and click the “Close”
button to view the sound graphics• Trim unnecessary silence from the sound file and save.
• capture video directly from camcorders• trim or edit videos and place them on a timeline
in the desired order.• create audio and video transitions• add titles, subtitles, or labels to video recordings,
and additional sounds to the audio tracks• adjust video quality (e.g., brightness, color, etc.)• edit or remove the audio tracks• export the final movie to Flash Video format (.flv)
Here is the movie to assemble: