Techniques and tools for encoding enhancement layer video with quantization that varies
spatially and/or between color channels are presented, along with corresponding decoding …

Human visual perception is able to recognize a wide range of targets but has limited
throughput. Machine vision can pro cess images at a high speed but suffers from inadequate …

US8422546B2 - Adaptive video encoding using a perceptual model - Google Patents
US8422546B2 - Adaptive video encoding using a perceptual model - Google Patents Adaptive …

Our solution in a preferred embodiment dynamically adapts to the available bandwidth by
down-scaling the video image (frames/fields) prior to encoding and transmission. As less …

Quality settings established by an encoder are adjusted based on information associated
with regions of interest (“ROIs). For example, quantization step sizes can be reduced (to …

US8331438B2 - Adaptive selection of picture-level quantization parameters for predicted
video pictures - Google Patents US8331438B2 - Adaptive selection of picture-level …

(US) 5,301.242 A 4, 1994 Gonzales et al. 5,303,058 A 4, 1994 Fukuda et al.(*) Notice:
Subject to any disclaimer, the term of this 5,317,396 A 5/1994 Fu**ami patent is extended or …

METHOD (75) Inventors: Seungyup Paek, New York, NY (US); Ana Benitez, New York, NY
(US); Shih-Fu Chang, New York, NY (US); Atul Puri, Riverdale, NY (US); Qian Huang …

The present invention relates to systems and methods for motion estimation and mode
decision for low-complexity H. 264 standard decoders. The present invention includes a …

5,555,378 5,557,728 5,566,089 5,572,260 5,579,444 5,579,471 5,605,655 5,606,655
5,613,032 5,615, 112 5,617,119 5,623,690 5,630,121 5,642,477 5,655,117 5,664,018 …