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Open Daily: 10am - 10pm | Alley-side Pickup: 10am - 7pm
3038 Hennepin Ave Minneapolis, MN
612-822-4611
Wavelet-Based Audio Embedding and Audio/Video Compression

Wavelet-Based Audio Embedding and Audio/Video Compression

Paperback

General ComputersGeneral EducationMusic Business

ISBN10: 1288316062
ISBN13: 9781288316069
Publisher: Biblioscholar
Published: Nov 19 2012
Pages: 126
Weight: 0.41
Height: 0.27 Width: 6.14 Depth: 9.21
Language: English

With the decline in military spending, the United States relies heavily on state side support. Communications has never been more important. High-quality audio and video capabilities are a must. Watermarking, traditionally used for copyright protection, is used in a new and exciting way. An efficient wavelet-based watermarking technique embeds audio information into a video signal. Several highly effective compression techniques are applied to compress the resulting audio/video signal in an embedded fashion. This wavelet-based compression algorithm incorporates bit plane coding, index coding, and Huffman coding. To demonstrate the potential of this audio embedding audio/video compression system, an audio signal is embedded into a video signal and the combined signal is compressed. Results show that overall compression rates of 15:1 can be achieved. The video signal is reconstructed with a median PSNR of nearly 33dB. Finally, the audio signal is extracted without error.

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