157 search results - page 17 / 32 » Watermarking and Streaming Compressed Video |
IH
1998
Springer
13 years 11 months ago
1998
Springer
We describe a steganographic system which embeds secret messages into a video stream. We examine the signal path which typically includes discrete cosine transformation (DCT) based...
ICIP
2008
IEEE
14 years 2 months ago
2008
IEEE
The robust transmission of video sequences over wireless LANs presents several challenging problems concerning the presence of packet losses, delays, and bandwidth limitations. Th...
ISPEC
2009
Springer
14 years 2 months ago
2009
Springer
We propose two symmetric-key management schemes for the encryption of scalable compressed video content. The schemes are applicable to MPEG-4 Fine Grain Scalability video coding. O...
ICASSP
2011
IEEE
12 years 11 months ago
2011
IEEE
This paper presents a technique for the efficient compression of high dynamic range video (HDR) sequences. Such video sequences usually represent several orders of magnitude of r...
FPL
2006
Springer
13 years 11 months ago
2006
Springer
We present an efficient implementation of a state of the art algorithm PixelMatch for matching all pixels within consecutive video frames. The method is of practical interest for ...