search for: ljpg

Displaying 4 results from an estimated 4 matches for "ljpg".

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2012 Jul 26
1
Linking to C type short?
...has only 16 bits = 2 bytes. Should I define any "short" vector in C as a matrix with 2 rows of type either "raw" or "char"? Thanks, Spencer p.s. I need this to link to lossless JPEG code obtained from "ftp.cs.cornell.edu/pub/multimed/ljpg.tar.Z" -- Spencer Graves, PE, PhD President and Chief Technology Officer Structure Inspection and Monitoring, Inc. 751 Emerson Ct. San Jos?, CA 95126 ph: 408-655-4567 web: www.structuremonitoring.com
2009 Aug 09
2
alternate compression
...me. It makes sense that you don't absolutely "need" it, but you did say it takes a really long time to find matches. > Btw, are all lossless compression methods working in the time domain? I would guess that most lossless audio compression methods are time domain. However, LJPG (lossless JPEG) uses a very efficient lossy compression followed by lossless compression of the difference. I wouldn't be surprised if there is an audio codec which combines lossy frequency domain compression with lossless compression of the difference between the lossy version and the...
2009 Aug 10
0
alternate compression
...u don't absolutely "need" it, > but you did say it takes a really long time to find matches. > > >> Btw, are all lossless compression methods working in the time domain? > > I would guess that most lossless audio compression methods are time > domain. However, LJPG (lossless JPEG) uses a very efficient lossy > compression followed by lossless compression of the difference. I > wouldn't be surprised if there is an audio codec which combines lossy > frequency domain compression with lossless compression of the > difference between the lossy ver...
2009 Aug 09
2
floating point
On Aug 7, 2009, at 21:48, Didier Dambrin wrote: > FLAC doesn't preserve every chunk? I thought it did. I only gave a > quick try > but it seemed to have preserved even the most obscure chunks. > Let me check: it even seems to preserve "MIDI note associated to > marker", > which is a very unknown metadata used by SoundForge (& even defined > in a >