Modifying a coded bitstream

JA Bloom, D Zou - US Patent 8,588,459, 2013 - Google Patents
Various implementations are provided for, for example, determining watermarking data,
performing the watermarking, and processing watermarked data. At least one …

Systems and methods for stitching separately encoded NAL units into a stream

H Cain, M Devir, G Zinger, D Atias - US Patent 10,560,728, 2020 - Google Patents
In one embodiment, a method comprising obtaining a stream comprising first network
abstraction layer (NAL) units gen erated in a first encoding, the first NAL units including first …

Computational complexity and precision control in transform-based digital media codec

S Srinivasan, C Tu, S Regunathan - US Patent 8,942,289, 2015 - Google Patents
(57) ABSTRACT A digital media encoder/decoder includes signaling of vari ous modes
relating to computation complexity and precision at decoding. The encoder may send a …

Image decoding method and image coding method

H Sasai, T Nishi, Y Shibahara, T Sugio… - US Patent …, 2014 - Google Patents
2012-09-24 Assigned to PANASONIC CORPORATION reassignment PANASONIC
CORPORATION ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR …

Method and apparatus for context adaptive binary arithmetic coding of syntax elements

M Guo, S Liu, SM Lei - US Patent 10,187,661, 2019 - Google Patents
In a method and apparatus for context-adaptive binary arithmetic coding (CABAC) of a
syntax element, the bin string corresponding to the syntax element is processed by context …

Device for generating watermark metadata, associated device for embedding watermark

G Doerr, A Robert - US Patent 9,082,172, 2015 - Google Patents
A device for generating metadata associated with a content intended to be watermarked with
an identifier stored in a device for embedding a watermark is disclosed. The device for …

Block transform and quantization for image and video coding

HS Malvar - US Patent 8,971,405, 2015 - Google Patents
Feb. 25, 2005, now Pat. No. 7,881,371, which is a complexity is significantly reduced when
encoding and continuation of application No. 09/955,577, filed on decoding. For example, in …

Device and method to mark digital audio or audio and/or video content

P Sarda, JP Aumasson, MS Tran - US Patent 9,813,780, 2017 - Google Patents
(57) ABSTRACT A receiver device having a processor, memories, descram bler and
decoders modules configured to produce a sequence of elementary media content packets …

Media content proof of play over optical medium

JC Taylor, N Caine, DA Meier - US Patent 11,057,685, 2021 - Google Patents
Methods and a System are provided for proving media content was played on a display
through capturing of audit information presented in watermarks when the content is played …

Device and method to mark digital audio or audio and/or video content

P Sarda, JP Aumasson, MS Tran - 2015 - Google Patents
WO2015063308A1 - Device and method to mark digital audio or audio and/or video content
- Google Patents WO2015063308A1 - Device and method to mark digital audio or audio and/or …