[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

Kyrtsakas et al., 2017 - Google Patents

An FPGA implementation of a custom JPEG image decoder SoC module

Kyrtsakas et al., 2017

View PDF
Document ID
9562905770473204580
Author
Kyrtsakas G
Muscedere R
Publication year
Publication venue
2017 IEEE 30th Canadian Conference on Electrical and Computer Engineering (CCECE)

External Links

Snippet

An important feature of today's mobile devices is their ability to capture and display high resolution photos in an acceptable amount of time. These images are stored in flash memory on the mobile device using the JPEG codec which is almost a quarter of a century old but …
Continue reading at scholar.uwindsor.ca (PDF) (other versions)

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06F—ELECTRICAL DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/10—Complex mathematical operations
    • G06F17/14—Fourier, Walsh or analogous domain transformations, e.g. Laplace, Hilbert, Karhunen-Loeve, transforms
    • G06F17/147—Discrete orthonormal transforms, e.g. discrete cosine transform, discrete sine transform, and variations therefrom, e.g. modified discrete cosine transform, integer transforms approximating the discrete cosine transform
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding, e.g. from bit-mapped to non bit-mapped
    • G06T9/007—Transform coding, e.g. discrete cosine transform
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T1/00—General purpose image data processing
    • G06T1/20—Processor architectures; Processor configuration, e.g. pipelining
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06F—ELECTRICAL DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/30—Information retrieval; Database structures therefor; File system structures therefor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T3/00—Geometric image transformation in the plane of the image, e.g. from bit-mapped to bit-mapped creating a different image

Similar Documents

Publication Publication Date Title
US11974069B2 (en) Image processing method and device using feature map compression
US9392292B2 (en) Parallel encoding of bypass binary symbols in CABAC encoder
US11962937B2 (en) Method and device of super resolution using feature map compression
CN105474642B (en) Method, system and the medium that image collection is recompiled using frequency domain difference
US11956569B2 (en) Image processing method and device using a line-wise operation
DE112014000643T5 (en) Image data encoding for access to raster and macroblock
AU2019101274A4 (en) Method and apparatus for super-resolution using line unit operation
Kyrtsakas et al. An FPGA implementation of a custom JPEG image decoder SoC module
US20200137402A1 (en) Embedded codec circuitry for sub-block based entropy coding of quantized-transformed residual levels
US10728555B1 (en) Embedded codec (EBC) circuitry for position dependent entropy coding of residual level data
EP1689187A1 (en) Method and system for video compression and decompression (CODEC) in a microprocessor
CN111491163B (en) Image block encoding based on pixel domain preprocessing operation on image blocks
US7330595B2 (en) System and method for video data compression
JP2020127188A5 (en)
CN104185030A (en) JPEG 2000 image uncompressing implementation method based on GPU
Shichao et al. A scalable multi-pipeline JPEG encoding architecture
US7760951B2 (en) Method and system for pipelined processing in an integrated embedded image and video accelerator
US20070192393A1 (en) Method and system for hardware and software shareable DCT/IDCT control interface
Jilani et al. JPEG image compression using FPGA with Artificial Neural Networks
Chen et al. Implentation of onboard JPEG XR compression on a low clock frequency FPGA
US10652543B2 (en) Embedded codec circuitry and method for frequency-dependent coding of transform coefficients
Dyanneley et al. Machine Instruction Analysis for DCT Algorithm using DLX Architecture
Zhu et al. Hardware JPEG decoder and efficient post-processing functions for embedded application
Fan et al. Design of multispectral remote sensing image compression system
Rani et al. Early Performance Analysis of Fully Pipelined JPEG Engine in the Simulation Environment