Ps22Pdf 关键词 : H. 264 标准 ; 变换和量化 ; Zig-zag 扫描 [gap=1015]Key words: H. 264 Standard; Transform and Quantization; Zig-zags Canning
基于20个网页-相关网页
This paper introduces some key technology of VCL in new video compression standard--H. 264,such as, intra_prediction mode、inter_frame mode、transform and quantization,motion estimation and compensation.
文中详细介绍了作为新一代视频编码标准H．264视频编码层的关键技术:帧内预测编码、帧间编码、变换与量化过程、运动估计和运动补偿等。
参考来源 - H.264标准中视频编码层技术的研究Taking the audio data as the host signal,the contents and achievements of this thesis are as follows:(1) The robust audio watermarking method based on the block-wise Discrete Cosine Transform and quantization is studied.
本文以音频数据作为嵌入对象,主要研究工作和取得的成果如下:(1)基于分块离散余弦变换量化的鲁棒音频水印方法的研究。
参考来源 - 变换域鲁棒数字音频水印技术的研究On the base of Henrique Malvar 16-bit algrithm,this paper presents an improved transform and quantization method for H. 264,the new-generation video compress standard.
本文是基于Henrique Malvar的16位算法,新一代视频压缩H.264标准中变换和量化计算的优化。
参考来源 - H.264标准量化的16位算法 in C·2,447,543篇论文数据，部分数据来源于NoteExpress
In this method, the original image 's feature is extracted by using wavelet transform and quantization. The feature information is changed into watermark by the chaotic sequence encryption.
该方法在一定的量化标准下利用小渡变换提取图象的特征信息，通过混沌序列对其加密生成数字水印。
The image compression includes transform of image, quantization and encoding.
图像的压缩包括变换、量化和编码。
Image compression is one of the most important key techniques in image processing. Traditional compression methods include prediction coding, transform coding and vector quantization (VQ).
图像压缩是数字图像处理中最重要的关键技术之一，传统的图像压缩方法有预测编码、变换编码和矢量量化等。
应用推荐