Gradient based matching for motion search and derivation

X Li, YW Chen, J Chen, HC Chuang, WJ Chien… - US Patent …, 2020 - Google Patents
A method of decoding video data includes determining, by a video decoder implemented in
circuitry, a bi-predicted MV predictor for a block of video data. The bi-predicted MV predictor …

Video coding using compound prediction

Y Chen, D Mukherjee - US Patent 9,609,343, 2017 - Google Patents
7,733,380 B1 6, 2010 Cote et al. 2011/0051804 A1 3/2011 Chou et al. 7,756,348 B2 7/2010
Mukherjee et al. 2011/O182357 A1 7, 2011 Kim et al. 7,809,059 B2 10/2010 Yin et al. 2011 …

Detection of motion activity saliency in a video sequence

A Licata - US Patent 10,104,394, 2018 - Google Patents
A streaming video or a stored video is analyzed to identify salient features. The salient
features are the more interesting portions of the video because salient features include the …

Retiming in a Video Sequence

A Licata - US Patent App. 14/173,583, 2015 - Google Patents
BACKGROUND 0002 Slow motion filmmaking introduces an effect in which time appears to
slow down. Video may be corrected at a high speed and then played back at a low speed to …

Video coding using compound prediction

Y Chen, D Mukherjee - US Patent 10,165,283, 2018 - Google Patents
Combining intra-frame and inter-frame prediction is described. A first combined prediction
block for a first block is formed by combining weighted pixel values of a first inter prediction …

Adaptively encoding a media stream with compound prediction

RS Bultje - US Patent 9,813,700, 2017 - Google Patents
(57) ABSTRACT A method and apparatus for adaptively encoding a media stream with
compound prediction are provided. Adaptively encoding a media stream with compound …

Dynamic image decoding device, dynamic image decoding method, dynamic image decoding program, dynamic image encoding device, dynamic image encoding …

S Fukushima, H Nakamura, S Sakazume… - US Patent …, 2022 - Google Patents
In order to provide efficient coding technology with a low load, a picture decoding device
includes a spatial motion information candidate derivation unit configured to derive a spatial …

Adaptive composite intra prediction for image and video compression

Y Xu, H Su - US Patent 9,628,790, 2017 - Google Patents
A method for encoding a video stream with at least one frame having a plurality of blocks of
pixels including a current block. The method includes identifying, peripheral to the current …

System and method for optimized chroma subsampling

AI Russell, P Massimino - US Patent 9,153,017, 2015 - Google Patents
6,449,312 B1 9/2002 Zhang et al. 6,711,211 B1 3/2004 Lainema 6,735,249 B1 5/2004
Karczewicz et al. 6,839,386 B2 1/2005 Sato et al. 6,927,804 B2 8/2005 Adams, Jr. et al …

Generating substitute image frames based on camera motion

V Edpalm, S Yuan, R Teller - US Patent 12,047,690, 2024 - Google Patents
Methods and apparatus, including computer program products, for processing a stream of
image frames captured by a camera system. When an image frame from the stream of image …