[LAU] Higher resolution video with sync'ed stereo audio
hollunder at gmx.at
hollunder at gmx.at
Sun Dec 14 07:26:27 EST 2008
On Sat, 13 Dec 2008 22:17:27 -0800
Ken Restivo <ken at restivo.org> wrote:
> I was able to get the high-resolution video clip of Me and My
> Cronies, synced up with the high-resolution audio recorded on the
> Zoom H2, and both to upload to Vimeo.
> They're here:
> and here
> Funny how the Zoom that they're recorded on is visible in the video,
> but neither were synced up or otherwise connected until I imported
> the tracks in Ardour.
> So that'll solve the "AGC pumping" problem Frank noted. Sound quality
> is much nicer.
> Vimeo is great, but there's one slight annoyance: uploading to it
> requires Flash, which I despise, and which doesn't work with the free
> Flash swfdec package in Debian.
> Process used to sync the video to a Zoom H2 44.1/16 audio file:
> 1) mplayer -ao pcm:file=bad-audio.wav original-video.avi
> 2) mencoder -nosound -ovc copy -o muted-video.avi original-video.avi
> 3) Open an Ardour project and import the high-resolution WAV (from
> the Zoom) and the bad-audio.wav file. 4) Visually and aurally sync up
> the two audios-- easy at extreme +/- zoom levels. 5) Mute the
> "bad-audio" track. 6) Line up the start and end with the start and
> end of the "bad-audio" track (or use regions). Adjust the left/right
> panning to match that of the video if they're reversed (it was in
> this case). 7) Export the audio to highres-audio.wav (or regions). 8)
> lame -cbr 192 -m s -h highres-audio.wav 9) avimerge -o
> synced-video.avi -i muted-video.avi -p highres-audio.wav.mp3 10)
> mencoder synced-video.avi -o synced-video-small.avi -oac copy -ovc
> xvid -xvidopts bitrate=1500 (or do a two-pass version). 11) Find a
> machine with an Adobe Flash player, and upload the video to Vimeo.
Well, Vimeo requires flash to watch the movie as well, and it also
does neither work with gnash (flash player alternative) nor with clive
(video downloader). Too bad :/
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