[gstreamer-bugs] [Bug 637297] [mpeg2enc] fails to encode exotic video sizes
GStreamer (bugzilla.gnome.org)
bugzilla at gnome.org
Tue Feb 1 10:11:09 PST 2011
https://bugzilla.gnome.org/show_bug.cgi?id=637297
GStreamer | gst-plugins-bad | git
Fabrizio Milo <mistobaan> changed:
What |Removed |Added
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CC| |mistobaan at gmail.com
--- Comment #2 from Fabrizio Milo <mistobaan at gmail.com> 2011-02-01 18:11:04 UTC ---
According to the Mpeg2 standard there is limited number of supported video
sizes.
See: http://en.wikipedia.org/wiki/MPEG-2 - Allowed Resolutions .
ie. ATSC:
1920 × 1080 pixel (16:9, square pixels), at 30p, 29.97p, 24p, 23.976p, 60i,
59.94i.
1280 × 720 pixel (16:9, square pixels), at 60p, 59.94p, 30p, 29.97p, 24p, or
23.976p
704 × 480 pixel (4:3 or 16:9, non-square pixels), at 60p, 59.94p, 30p, 29.97p,
24p, 23.976p, 60i, or 59.94i
640 × 480 pixel (4:3, square pixels), at 60p, 59.94p, 30p, 29.97p, 24p,
23.976p, 60i, or 59.94i
I think a message from the encoder saying: video size not supported or invalid
should be emitted in this case.
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