[theora] recommendations for web video bit rates
Tom Sparks
tom_a_sparks at yahoo.com.au
Sat Mar 13 21:32:10 PST 2010
>Basil Mohamed Gohar abu_hurayrah at hidayahonline.org
>Sat Mar 13 16:13:01 PST 2010
>You might also consider looking at the "profiles" that ffmpeg2theora
>supports. I'm not sure how rigorously those presets were chosen, but
>it's something to start with.
here are the ffmpeg2theora presets:
"
v2v presets:
preview Video: 320x240 if fps ~ 30, 384x288 otherwise
Quality 6
Audio: Max 2 channels - Quality 1
pro Video: 720x480 if fps ~ 30, 720x576 otherwise
Quality 8
Audio: Max 2 channels - Quality 3
videobin Video: 512x288 for 16:9 material, 448x336 for 4:3 material
Bitrate 600kbs
Audio: Max 2 channels - Quality 3
padma Video: 640x360 for 16:9 material, 640x480 for 4:3 material
Quality 6
Audio: Max 2 channels - Quality 3
padma-stream Video: 128x72 for 16:9 material, 128x96 for 4:3 material
Audio: mono quality -1
"
What about supporting the VCD/DVD/SDTV sizes?
Has anyone looked at the preset on http://firefogg.org/make/index.html ?
tom_a_sparks
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