Definitions
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun signal processing, video compression A video
frame which contains only information on the differences from previous frames
Etymologies
from Wiktionary, Creative Commons Attribution/Share-Alike License
Support
Help support Wordnik (and make this page ad-free) by adopting the word P-frame.
Examples
-
Replacing a P-frame with another P-frame originating from another predictive structure may cause a slight mismatch at the decoder.
FreshPatents.com: Notable Patent Applications - 07/01/2010 2010
-
An I-frame might require five times the bits to encode as a P-frame.
-
The first P-frame in the stream has more than one reference frame.
Doom9's Forum SquallMX 2009
-
The first P-frame in the stream has more than one reference frame.
Doom9's Forum SquallMX 2009
-
This P-frame stance will reduce the risk of knee injury, result in smoother turns, and also leave you feeling less fatigued.
-
An I-frame might require five times the bits to encode as a P-frame.
-
I've checked the original video (ending with a P-frame) and go back from the last frame is rendered ok.
VideoHelp.com Forum 2009
-
P-frames store only the difference in image from the frame (either an I-frame or P-frame) immediately preceding it (this reference frame is called the anchor frame).
Citizendium, the Citizens' Compendium - Recent changes [en] Ryan Cooley 2008
-
However, similarly, the future P-frame must still encode all the changes between it and the previous I - or P - anchor frame (a second time) in addition to much of the changes being coded in the B-frame.
Citizendium, the Citizens' Compendium - Recent changes [en] 2008
-
The difference between a P-frame and its anchor frame is calculated using motion vectors on each macroblock of the frame (see below).
Citizendium, the Citizens' Compendium - Recent changes [en] 2008
Comments
Log in or sign up to get involved in the conversation. It's quick and easy.