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Search Again :: Adv Search 752 results in 0.001s
<1234567…26>
  • Incompressible blocksOne idea I've been pondering about regarding Mackarel is incompressible blocks. If you have a game where you store some data in memory in compressed …

    ... data - it's possible that LZ finds similarities between the compressed ... you have, the better things compress..
    [code]
    0.653 ... again has some tougher to compress stuff in the middle.
    Sol_HSA Sol_HSA January 2016 Development
  • z88dk+splib2 sprites question.I'm creating a game and I have several "states" for my main sprite, such as jump, facing left, facing right, etcetera. All those states require a dif…

    ... , chrust and bitbuster basically uses LZ compression which assumes that all ... but then you get worse compress ratio.
    (for pucrunch which ...
    Fikee Fikee October 2005 Development
  • z88dk+splib2 sprites question.I'm creating a game and I have several "states" for my main sprite, such as jump, facing left, facing right, etcetera. All those states require a dif…

    ... , chrust and bitbuster basically uses LZ compression which assumes that all ... but then you get worse compress ratio.
    (for pucrunch which ...
    Alcoholics Anonymous Alcoholics Anonymous October 2005 Development
  • What can I use to rip AY tunes?Because I really like the music from Dragonia, but it isn't in the AY archive. Does anybody know of a program that I can extract it with? [SIZE="1"…

    ... . Having said that, it does compress quite well if you do ... file format is essentially 13 LZ-compressed data streams, one for ...
    gasman gasman May 2008 Emulators
  • Double Dragon 128k - The graphicsAs you are all probably aware, I tried gathering a team of people together a few years back to make a totally re-programmed version of Double Dragon …

    ... to use RLE or perhaps LZ to compress it) the biggest problem ... and hard to say if LZ could manage significant compression ratio ... values around so RLE or LZ can be employed.
    I ...
    Fikee Fikee February 2010 Development
  • Z80 compressorIs there one available? Is it any good? Peeps have been suggesting we should look into this, so here's a new thread! I'd do the compressor on the …

    ... LZW (or was it just LZ?) compressor/decompressor a while back ... all the sprites, and then compress each (or groups) against that ...
    csmith csmith February 2010 Development
  • Z80 compressorIs there one available? Is it any good? Peeps have been suggesting we should look into this, so here's a new thread! I'd do the compressor on the …

    From what I could understand, LZ looks ahead and behind the ... design a scheme that might compress Speccy data. I don't ...
    joefish joefish February 2010 Development
  • Z80 compressorIs there one available? Is it any good? Peeps have been suggesting we should look into this, so here's a new thread! I'd do the compressor on the …

    ... ]From what I could understand, LZ looks ahead and behind the ... design a scheme that might compress Speccy data. I don't ...
    Paradigm Shifter Paradigm Shifter February 2010 Development
  • Z80 compressorIs there one available? Is it any good? Peeps have been suggesting we should look into this, so here's a new thread! I'd do the compressor on the …

    ... kind compressor which would use LZ (with some tweaks like ... relatively small entropy (hard to compress), and it has a small ... compression algorithm first applies an LZ compression routine where the ... ve changed the LZ compression part. Second, the LZ and byte ...
    Paolo Ferraris Paolo Ferraris May 2010 Development
  • Huby - new two channel beeper music engineAnother new beeper music engine. This one is very simple, similar to Music Box or Music Studio - just two channels of tone and one drum sound which r…

    ... , it is compressable - you can compress it (these 1314 bytes with ... player) into ~735 bytes with LZ compressors like Hrust or MegaLZ ...
    Shiru Shiru April 2011 Development
  • New compression method: Exomizer 2After I finished working on optimizing aPLib's decoder, I was told that pucrunch did compress better, and while looking for info about pucrunch (it t…

    ... =joefish;595696]And if you compress lots of small files separately ... the compression technique used. The LZ techniques aren't usually based ... piece of data will usually compress better than two different ones ...
    Metalbrain Metalbrain January 2012 Development
  • Z80 internal compressionThis isn't exactly a ZX Spectrum problem, but since WOS probably has some of the best Z80 coders in the world, I thought I might ask anyway. For my …

    ... to bit-level packing like LZ uses then it should be ... of "1-2 minutes to compress 10K of data" sounds about ...
    Einar Saukas Einar Saukas May 2013 Development
  • Experimenting with turboloadersHello, My first post, having lurked here for a while. I'm a lifelong computer nerd, Spectrum fan since childhood in the eighties, and have recently…

    ... /]LZ4[/URL]. It doesn't compress as well as ZX7 (it ... 's a byte-oriented LZ compressor with no entropy encoding ...
    stephenw32768 stephenw32768 September 2013 Development
  • Experimenting with turboloadersHello, My first post, having lurked here for a while. I'm a lifelong computer nerd, Spectrum fan since childhood in the eighties, and have recently…

    ... /]LZ4[/URL]. It doesn't compress as well as ZX7 (it ... 's a byte-oriented LZ compressor with no entropy encoding ...
    Einar Saukas Einar Saukas September 2013 Development
  • Squishing code up nice and small then unsquashing it in assemblyI refer of course to data compression. I've done a search and there are lots of good compressors, but I can't seem to find one that works in assembl…

    ... this about his attempts on LZ here [url]http://www.worldofspectrum ... pretty much cookbook for simple LZ.
    [quote]
    I'm ...
    catmeows catmeows September 2013 Development
  • Squishing code up nice and small then unsquashing it in assemblyI refer of course to data compression. I've done a search and there are lots of good compressors, but I can't seem to find one that works in assembl…

    ... poor, try simple byte based LZ with short offsets (256 or ... intesive task. Actually the simple LZ is probably the best thing ... , I think Battle Bunny's LZ routine is what I'm ... emulator as a bin file, compress with the external compressor into ...
    R-Tape R-Tape September 2013 Development
  • ZX7: an "optimal" LZ77 packerAbout 20 years ago, I started a M.Sc. in Computing, planning to work on data compression. Although I quickly changed to another subject for a number …

    ... is harder than it seems, LZ methods are usually way easier ... a tool to analyze and compress the texts called Pentext, and ...
    Metalbrain Metalbrain January 2014 Brand new software
  • Porting Blues Brothers CPC->ZX...just an ideaI've just watched a video of the CPC version of the Blues Brothers games by Titus [url]http://www.youtube.com/watch?v=6DOj-Ta3Ek4...Based[/url] on th…

    ... bytes using LZ compression, so - assuming that the other levels compress as ...
    Sokurah Sokurah June 2014 New game ideas
  • Compression comparisonsI did some comparisons of different compression methods. To make this relevant to zx spectrum, I first gathered a corpus of relevant data: 6660 .TAP …

    For small data an an lz algorithm is not going to ... random sprite data doesn't compress well.

    More appropriate ...
    Alcoholics Anonymous Alcoholics Anonymous January 2016 Development
  • Incompressible blocksOne idea I've been pondering about regarding Mackarel is incompressible blocks. If you have a game where you store some data in memory in compressed …

    ... different data as source for lz copies.

    What I ... compressed separately), it might still compress.
    Sol_HSA Sol_HSA January 2016 Development
  • AY musicThis is a format I'm proposing for an AY music player. If anyone can see any problems or anywhere it can be improved please say so. An AY music form…

    ... but could be changed to compress the instrument where if it ...
    cyborg cyborg October 2001 Sinclair Miscellaneous
  • Road Race scan needed I have been through all my speccy games boxes (9 in total!) and can`t find my Road Race Cassette which came free with your sinclair. If somebody co…

    ... be fine and I`ll compress the image this end.
    Mort! Mort! November 2002 MIA/STP/SDP
  • GP32 speccy emulators and other stuffI'm about to invest in a GP32 BLU as I have a long long long stay in hospital coming up and really want to know if anyone has one of these and can gi…

    ... 128meg... surely you can't compress a film down to 128meg ...
    ZX Beccy ZX Beccy July 2004 Sinclair Miscellaneous
  • Problem with saving picture for game!Thanks for the code guys! The auto-start code is very sweet! And thanks for telling me about programming it to pick up items etc. There's only one p…

    ... BASIC REM LINE if you compress it). I load it using ...
    pottyboy pottyboy November 2004 Sinclair Basic
  • Stupid Question... but: BMP2SCRI have downloaded bmp2scr, and produced a couple of pictures in the hires formats, I can see that there are 3 binary files, a red,green,and blue, how…

    ... /> P.S. how do you compress the AVI files to use ...
    guesser guesser March 2005 Sinclair Miscellaneous
  • how do you view 'delta compressed' videos from BMP2SCRusing BMP2SCR, you can compress AVI to a chain of binary files, and the help file says something about streaming .TAPs. However the BMP2SCR manual ha…

    using BMP2SCR, you can compress AVI to a chain of ...
    guesser guesser May 2005 Sinclair Miscellaneous
  • Help with +2a datacorder not playingHi all newbie here, I need some help with a +2A datacorder. I pick a +2A + games + light gun + joystick for ?2.50 gbp at a boot sale. Anyway I brou…

    ... tried using a can of compress air, but though dust was ...
    acharris05 acharris05 July 2006 Hardware
  • 2007, and still no NIC and browser for the Speccy?I've started to read all the w.o.s. threads, starting by the ones that came up with the search function, using the keywords of the topics that intere…

    ... , sd, ide, etc.
    b) Compress image and data more efficiently ...
    zxbruno zxbruno January 2007 Development
  • SpecDB spectrum database programHi all, Many many moons since I wrote my last message on this forum, I even forgot my password and lost my registered mail account so I had to create…

    ... or by company.

    - Compress a tzx and its dependant ... or read zip files, just compress to archive)

    - You ...
    Juanma Juanma March 2007 Development
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