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视频层指纹嵌入技术在CCTV-4K超高清频道中的应用探讨

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摘要 本文对AVS2视频解码器(4K超高清解码器)进行改进,设计了帧提取模块和DCT变换算法,完成了基于FPGA技术的视频指纹嵌入式功能实现,并介绍了视频层指纹嵌入技术在CCTV 4K超高清频道的应用情况。
出处 《现代电视技术》 2021年第12期120-123,共4页 Advanced Television Engineering
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