نتایج جستجو برای: hevc

تعداد نتایج: 876  

2015
Lee Prangnell Victor Sanchez

HEVC contains an option to enable custom quantization matrices (QMs), which are designed based on the Human Visual System (HVS) and a 2D Contrast Sensitivity Function (CSF). Visual Display Units (VDUs), capable of displaying video data at High Definition (HD) and Ultra HD (UHD) display resolutions, are frequently utilized on a global scale. Video compression artifacts that are present due to hi...

2017
Kiho Choi Euee S. Jang

A fast coding unit (CU) decision method is proposed for high efficiency video coding (HEVC) by determining early the CU sizes based on coding tree pruning. One of the most effective, a newly introduced concept in HEVC, is variable CU size. In determining the best CU size, the reference encoder of the HEVC tests every possible CU size in order to estimate the coding performance of each CU define...

2012
Minhua Zhou Vivienne Sze Madhukar Budagavi

HEVC (High Efficiency Video Coding) is the next-generation video coding standard being jointly developed by the ITU-T VCEG and ISO/IEC MPEG JCT-VC team. In addition to the high coding efficiency, which is expected to provide 50% more bit-rate reduction when compared to H.264/AVC, HEVC has built-in parallel processing tools to address bitrate, pixel-rate and motion estimation (ME) throughput req...

2014
Li Zhang Krzysztof Wegner Sehoon Yea

 (LZ-C00): Review and editorial improvements.  (3DN-37/JCT3V-F0122) HTM support of depth coding in MV-HEVC: software adoption  (3DN-36/JCT3V-F0138) 3D-HEVC HLS: Inter-view Updating Mechanism for Coding of DLT  (3DN-35/JCT3V-F0131/JCT3V-F0139) Depth Lookup Table Coding for 3D-HEVC  (3DN-34/JCT3V-F0125) CE3: Inter-view motion vector prediction for depth coding  (3DN-33/JCT3V-F0110) 3D-CE3: ...

2015
Zoran M. Milicevic

In order to compare the performance and complexity without significant rate-distortion performance degradation, the HEVC coder vs. H.264/AVC coder are tested for the fixed Quantization Parameter (QP) value, when Main profile, appropriate motion vector (MV) search ranges and hierarchical B pictures are used. Simulation results have shown that the encoding time saving is reduced up to 50%, while ...

2017
ZORAN MILICEVIC ZORAN BOJKOVIC

High Efficiency Video Coding (HEVC) is the state-of-art-video coding standard which significantly improved the coding efficiency of a coded video signal with its preceding video coding standards. This paper presents technical aspects of HEVC thought objective and subjective performance analysis of different versions of HM software test models in different configurations in Main profile. We comp...

2013
Ruhan Conceição Ricardo G. Jeske Luciano Agostini Júlio C. B. Mattos

This work presents the design implementation of a 8points 1-D IDCT used in the emerging video coding standard HEVC – High Efficiency Video Coding. The 8-points 1-D IDCT is used in the 8x8 2-D IDCT of the HEVC standard. The IDCT is performed by the video encoder and decoder as well. The hardware design implementation was done in order to enable real time video coding processing. The architecture...

2015
ALI A. ELROWAYATI AZIZAH ABD MANAF ZAKARIA S. ZUBI

High efficiency video coding (HEVC) is the newest video coding generation of the ITU-T and ISO/IEC, which first appeared in January 2013. It has the advantage of reducing the bit rate by as much as 50 % when compared to H.264 while maintaining the same visual quality. In the last decade, authentication and copyright protection methodologies have become one of the essential items in order to pro...

2012
Yuanyuan Dong Panos Nasiopoulos Mahsa T. Pourazad

It is only a matter of time before High Dynamic Range (HDR) video content becomes commercially available. It is necessary, therefore, to develop proper video compression standards that address the peculiarities of this content and enable the introduction of this technology to the consumer market. So far there is no dedicated standard for HDR content. This paper investigates the performance of t...

2015
Mokhtar Ouamri Kamel Mohamed Faraoun

Emerging High efficiency video coding (HEVC) is expected to be widely adopted in network applications for high definition devices and mobile terminals. Thus, construction of HEVC's encryption schemes that maintain format compliance and bit rate of encrypted bitstream becomes an active security's researches area. This paper presents a novel selective encryption technique for HEVC videos, based o...

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