A PREDICTION BASED ALL-ZERO BLOCK DETECTION METHOD FOR H.263

• 出 处: Journal of Electronics(China)
• 发表日期: 2002年02期
• 关键词: Prediction EDMA detecting letter locks decoder PSNR transformed encoder implies

In this letter, a novel method based on Temporal and Spatial Prediction (TSP) todetact all-zero DCT coefficients based on temporal and spatial prediction between neighboringblocks is proposed.The presented algorithm uses knowledge of all-zero block distribution inthe previous frame combined with the Sum of Absolute Difference (SAD) of the corresponding

In this letter, a novel method based on Temporal and Spatial Prediction (TSP) todetact all-zero DCT coefficients based on temporal and spatial prediction between neighboringblocks is proposed. The presented algorithm uses knowledge of all-zero block distribution inthe previous frame combined with the Sum of Absolute Difference (SAD) of the corresponding