Matches 1 - 36 out of 36


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US20050074063 Resource-adaptive management of video storage  
A method for providing adaptive video compression includes encoding a video stream in a first compressed format, storing the video stream in a storage device, retrieving the video stream from the...
US20050084014 Video encoding with motion-selective wavelet transform  
A method encodes a video by applying a dual-tree discrete wavelet transform to the video to generate sequences of wavelet coefficients. The sequences are compressed to produce a compressed...
US20070280351 Method for Progressive Lossless Video Coding, Method for Progressive Lossless Video Decoding, Progressive Lossless Video Coding Apparatus, Progressive Lossless Video Decoding Apparatus, Progressive Lossless Video Coding Program, Progressive Lossless Video Decoding Program, and Recording Media of Progressive Lossless Video Coding Program and Progressive Lossless Video Decoding Program  
Highly efficient lossless decoding is realized under the condition that codes transmitted as a base part are compatible with the H.264 standard. An orthogonal transformation section (12) performs...
US20090168871 Video motion estimation  
In accordance with some embodiments of the present invention, distortion may be calculated using hardware for purposes of motion estimation. The distortion may be determined in the frequency...
US20060165167 Moving picture encoding method, moving picture decoding method, moving picture encoding device, moving picture decoding device, and computer program  
There is provided a moving picture encoding method based on hierarchical encoding. The method includes the step of encoding a time filtering lower hierarchical signal belonging to a lower...
US20090034614 FEEDBACK ASSISTED TRANSMISSION OF MULTIPLE DESCRIPTION, FORWARD ERROR CORRECTION CODED, STREAMS IN A PEER-TO-PEER VIDEO SYSTEM  
MD-FEC is considered an efficient way to generate a large number of descriptions. However, typically, MD-FEC introduces significant redundancy across streams. MD-FEC encoded streams (descriptions)...
US20050226323 Direction-adaptive scalable motion parameter coding for scalable video coding  
A method of encoding motion picture data,, especially using motion compensated 3-D subband coding, wherein first components of the motion vectors from motion compensation are scalably encoded...
US20050123039 Motion estimation method for motion picture encoding and recording medium having program recorded thereon to implement the motion estimation method  
A motion estimation method in a hierarchical frame structure, applied to motion picture encoding, the method including, calculating, an initial motion vector of a predetermined block of a current...
US20050047509 Scalable video coding and decoding methods, and scalable video encoder and decoder  
Scalable video coding and decoding methods, a scalable video encoder, and a scalable video decoder. The scalable video coding method includes receiving a GOP, performing temporal filtering and...
US20060114993 Spatial scalability in 3D sub-band decoding of SDMCTF-encoded video  
Techniques and tools are described for scalable video coding and decoding. For example, a 3D sub-band decoder receives video encoded using spatial-domain motion-compensated temporal filtering at a...
US20060078050 System and method for increasing SVC compressing ratio  
A system for increasing the compressing ratio in scalable video coding and the method thereof perform predictive video coding in the spatial low sub-bands of the temporal low sub-band picture in...
US20060078049 Method and system for entropy coding/decoding of a video bit stream for fine granularity scalability  
A method, program product and device for encoding and/or decoding video data can include treating coefficients in the enhancement layer corresponding to a non-zero coefficient in the base layer...
US20070263721 Using multiple transform/subband representations for video encoding  
A method of encoding a sequence of video frames, comprising receiving a sequence of video frames, encoding at least a first portion of the sequence of frames using the first type of...
US20060008003 Embedded base layer codec for 3D sub-band coding  
Techniques and tools are described for scalable video coding and decoding. For example, a 3D sub-band video encoder includes an embedded base layer codec as well as temporal sub-band transforms...
US20070019722 Subband-video decoding method and device  
The invention relates to a video decoding method for the decompression of an input coded bitstream corresponding to an original video sequence that had been divided into successive groups of...
US20090003440 SUB-BAND SCANNING TECHNIQUES FOR ENTROPY CODING OF SUB-BANDS  
This disclosure describes techniques useful in the encoding and/or decoding of video data of a video sequence. In general, this disclosure sets forth scanning techniques useful in the context of...
US20050213658 Methods and systems for encoding-decoding signals, and computer program product therefor  
A method for encoding and decoding media signals, includes the operations of generating at a transmitting side multiple descriptions associated to data of the media signals through a downsampling...
US20050025239 Video coding device and video decoding device  
A video coding device capable of adaptively processing input video data according to property of the data and realizing effective progressive transmission of the coded data even if image...
US20050232353 Subband video decoding mehtod and device  
The invention relates to a video decoding method for the decompression of an input coded bitstream corresponding to an original video sequence. The sequence has been divided into successive groups...
US20130058403 MOVING PICTURE ENCODING METHOD, MOVING PICTURE DECODING METHOD, MOVING PICTURE ENCODING DEVICE, MOVING PICTURE DECODING DEVICE, AND COMPUTER PROGRAM  
There is provided a moving picture encoding method based on hierarchical encoding. The method includes the step of encoding a time filtering lower hierarchical signal belonging to a lower...
US20080123740 Video De-Noising Algorithm Using Inband Motion-Compensated Temporal Filtering  
Method for de-noising video signals in which a wavelet transformer (12) spatially transforms each frame of a video sequence into two-dimensional bands which are subsequently decomposed in a...
US20070274383 Method for Encoding a Digital Signal Into a Scalable Bitstream; Method for Decoding a Scalable Bitstream  
A method for encoding a digital signal into a scalable bitstream comprising quantizing the digital signal, and encoding the quantized signal to form a core-layer bitstream, performing an error...
US20060159179 Image transform for video coding  
A method is disclosed for decomposing a set of even and odd pictures into low-band and high-band pictures respectively in a image decomposing unit, in which the even picture is used by at least...
US20050063470 Encoding method for the compression of a video sequence  
The invention relates to an encoding method for the compression of a video sequence by means of a three-dimensional wavelet transform. This method is based on a hierarchical subband encoding...
US20050031037 Video coding method  
The invention relates to a video coding method based on a subband coding scheme applied to a sequence of two-dimensional frames. Said method comprises a subband decomposition step of a current...
US20060008002 Scalable video encoding  
A video encoder comprises a video frame receiver (101) connected to a processor (103) deriving relative frames from the received video frames and predicted frames. The processor is connected to a...
US20050053132 Method and apparatus for 3-D subband video coding  
A method of encoding and decoding a sequence of frames uses 3-D subband decomposition involving temporal filtering. Under certain conditions, for at least one pixel, the value of said pixel is...
US20060056512 Video encoding method and corresponding computer programme  
The invention relates to a method of encoding a sequence of frames, composed of picture elements (pixels), by means of a three-dimensional (3D) subband decomposition involving a filtering step...
US20080291996 Method of and Device for Coding a Video Image Sequence in Coefficients of Sub-Bands of Different Spatial Resolutions  
A video image sequence including coefficients of frequency sub-bands with different spatial resolutions is coded. A data stream including at least one restitution level (Niv Nāˆ’2, Niv Nāˆ’1, Niv N)...
US20080049835 Moving Image Encoder and Moving Image Decoder, and its Method and Program  
In a time/space-division filtering, a moving image signal in a certain resolution-hierarchy, for which time hierarchizing is performed, is divided into a time low-band signal and a time high-band...
US20060268983 Method for configuring and managing channels in a wireless communication system using AMC channels and diversity channels, transmission/reception apparatus thereof, and system thereof  
Provided is a method for configuring and managing a channel in a wireless communication system that divides a full frequency band into a plurality of sub-bands. The method comprises selecting at...
US20080043840 Image encoding/decoding method and apparatus  
Provided are an image encoding/decoding method and apparatus, in which one of a plurality of color component images of an input image is predicted from a different color component image using a...
US20080037633 Method and Device for Coding a Sequence of Video Images  
A video image sequence is coded or decoded. By motion compensated temporal filtering, using discrete wavelet decomposition, the discrete wavelet is decomposed by dividing the video image sequence...
US20100215099 MULTIPLE QUALITY IMAGE CONTENTS SERVICE SYSTEM AND UPDATE METHOD THEREOF  
An image contents service system includes a first encoder encoding an original image data into a first-layer data, and a second encoder modulized to encode the original image data into a...
US20170118477 IMAGE ENCODING APPARATUS AND METHOD OF CONTROLLING THE SAME  
This invention enables compression-coding of image data of a Bayer arrangement more efficiently. For this purpose, an encoding apparatus includes a generation unit which generates, from G0 and G1...
US20170118468 IMAGE RECEIVING DEVICE, IMAGE TRANSMISSION SYSTEM, AND IMAGE RECEIVING METHOD  
An image receiving method for a decoder, includes receiving an encoding stream multiplexed into three levels of sequence, picture, and slice, receiving an environmental information of an image...

Matches 1 - 36 out of 36