Ellhniko Linux Sound Playing HOWTO
Yoo C. Chung, wacko@laplace.snu.ac.kr
v1.5b, 2 Febroyarioy 1998
Ayto to keimeno anaferei efarmoges gia Linux poy paizoyn diafora for
mats hxoy.
______________________________________________________________________
Table of Contents
1. Eisagwgh
1.1 Pneymatika Dikaiwmata toy keimenoy
1.2 Copyright twn anaferomenwn efarmogwn
1.3 Pou na breite ayto to keimeno
1.4 Feedback
1.5 Eyxaristies
2. Paizontas diafora Format Hxoy
2.1 MIDI
2.1.1 To paketo adagio
2.1.2 TiMidity
2.1.3 playmidi
2.2 Modules
2.2.1 tracker
2.2.2 gmod
2.2.3 MikMod
2.2.4 xmp
2.2.5 s3mod
2.2.6 mod
2.2.7 nspmod
2.2.8 yampmod
2.3 MPEG audio streams
2.3.1 mpg123
2.3.2 maplay 1.2
2.3.3 maplay 1.3b
2.3.4 maplay3
2.3.5 splay
2.3.6 Sajber Jukebox
2.3.7 amp
2.3.8 XAudio
2.3.9 Layer 3 Shareware Encoder/Decoder
2.4 WAV
2.4.1 wavplay
2.5 Loipa pragmata
2.5.1 sox
2.5.2 bplay
2.5.3 SIDPLAY
2.5.4 RealAudio Player
2.5.5 cat
3. Alles xrhsimes efarmoges hxoy
3.1 volume
3.2 Sound Studio
3.3 Tickle Music
4. Parapompes
______________________________________________________________________
1. Eisagwgh
Ayto einai to Ellhniko Sound Playing HOWTO. Anaferei ta diafora
format hxoy ka8ws kai tis efarmoges poy mporoun na xrhsimopoih8oun gia
na ta paijoyn. Epishs anaferei merika texnasmata kai symboyles gia to
pws na xrhsimopoih8oun aytes oi efarmoges. Yparxoyn epishs kapoies
alles endiaferoyses efarmoges sxetikes me hxoys, oxi amesa
sysxetismenes me thn ektelesh toys. Parola ayta, to keimeno ayto den
perigrafei pws kapoios mporei na ry8misei ena susthma Linux system gia
yposthrijh hxoy. Anafer8eite sto Linux Sound HOWTO apo ton Jeff
Tranter gia odhgies gia yposthrijh hxoy se ena susthma Linux kai to
yposthrizomeno hardware hxoy.
Ayto asxoleitai me tis fysiologikes efarmoges hxoy enos xrhsth.
Dhladh, noiazetai mono me to oti enas mesos xrhsths xreiazetai na
jerei apo thn pleyra twn efarmogwn hxoy, kai oxi ejwtika pragmata opws
h sun8esh omilias, h pragmata sxetika me hardware poy antimetwpizontai
sto Sound HOWTO.
1.1. Pneymatika Dikaiwmata toy keimenoy
To keimeno mporei na dianemh8ei kai na tropopoih8ei eleu8era (8a to
ektimousa an me eidopoiousate gia allages), oso ayth h shmeiwsh peri
toy copyright diathreitai. Parola ayta, den mporei na te8ei katw apo
opoiodhpote allo periorismo, kai ena tropopoihmeno keimeno prepei na
exei ta idia pneymatika dikaiwmata me ayto. Epishs anagnwrish prepei
na apodo8ei opoy ofeiletai.
1.2. Copyright twn anaferomenwn efarmogwn
An den yparxei anafora pneymatikwn dikaiwmatwn, tote h efarmogh einai
katw apo thn GNU General Public License.
1.3. Pou na breite ayto to keimeno
H pio prosfath epishmh ekdosh toy keimenoy aytou mporei na apokth8ei
apo to Linux Documentation Project <http://sunsite.unc.edu/LDP/>. H
pio prosfath anepishmh ekdosh toy keimenoy aytou mporei na apokth8ei
apo to <http://laplace.snu.ac.kr/~wacko/howto/>.
Mia Koreatikh ekdosh aytou toy keimenoy (polu jeperasmenh) einai
dia8esimh sto <http://laplace.snu.ac.kr/~wacko/howto/Sound-Playing-
HOWTO.ks>.
Mia Giapwnezikh ekdosh aytou toy keimenoy einai dia8esimh sto
<http://jf.gee.kyoto-u.ac.jp/JF/JF-ftp/euc/Sound-Playing-HOWTO.euc>.
1.4. Feedback
Gia sxolia, parathrhseis, dior8wseis, enhmerwseis peri ths Ellhnikhs
metafrashs aytou toy HOWTO, steilte email sthn Boula Sanida :
voulariba@rocketmail.com h ston Eyripidh Papakwsta :
epapakostas@ametro.gr kai enallaktika : ep@rocketmail.com
Den eimai pantognwsths, kai den xrhsimopoiw oles tis edw anaferomenes
efarmoges (merikes den mporw na tis dokimasw kan), etsi mporei na
yparxoyn la8h. Epishs, ta programmata synh8ws ejelissontai synexws,
etsi h tekmhriwsh teinei na jepernietai. Gi' ayto, an breite tipota
strabo, parakalw steilte moy o,ti dior8wseis. Protaseis h pros8hkes
sto keimeno einai eyprosdektes, epishs.
1.5. Eyxaristies
Se oloys toys syggrafeis twn efarmogwn aytou toy HOWTO. Epishs, ston
Hannu Savolainen gia ton spoydaio odhgo hxoy kai ton Linus Torvalds
gia to spoydaio leitoyrgiko apo katw toy.
8elw epishs na eyxaristhsw ton Raymond Nijssen
(raymond@es.ele.tue.nl), Jeroen Rutten (jeroen@es.ele.tue.nl), Antonio
Perez (aperez@arrakis.es), Ian Jackson (ijackson@gnu.org), kai ton
Peter Amstutz (amstpi@freenet.tlh.fl.us) gia tis plhrofories kai thn
boh8eia poy proseferan.
2. Paizontas diafora Format Hxoy
Yparxoyn pollwn eidwn formats hxoy (WAV, MIDI, MPEG etc.). Parakatw,
anaferoyme ta diafora formats kai tis efarmoges poy mporoun na
xrhsimopoih8oun gia na ta paijoyn.
2.1. MIDI
MIDI einai to akrwnumio gia to Musical Instrument Device Interface.
Ta arxeia MIDI exoyn synh8ws thn katalhjh .mid. Periexoyn plhrofories
diadoxhs (sequencing information), dhladh, plhrofories gia to pote na
paijei, poio organo, me ti tropo, klp. Analoga me to hardware sas
(kai isws to logismiko me to opoio ton paizete), o hxos mporei na
einai foberos, h entelws ahdia.
2.1.1. To paketo adagio
Ayto to paketo symperilambanei to mp (ena command-line player arxeiwn
MIDI) kai xmp (enan player MIDI arxeiwn basismeno sto Xview, kai den
prepei na sygxeetai me to module player poy epishs kaleitai xmp). 8a
xreiasteite ta SlingShot extensions gia na xrhsimopoihsete to xmp.
Epishs periexei kai alla programmata gia na paizete ta Adagio scores.
An exete mia GUS, to mp mporei na paijei kai MOD (des tmhma
``Modules'' gia perissoteres plhrofories sta modules).
Ena mikro enoxlhtiko bug (apo thn ekdosh 0.5 gia merika hardware)
einai pws o hxos xalaei pros to telos. Dhladh, anti na teleiwsei o
hxos opws ka8orizei to arxeio MIDI, teleiwnei paizontas thn
proteleytaia nota gia ena megalo xroniko diasthma. Ayto den me
apo8arryne apo to na xrhsimopoiw to mp, alla mporei na apo8arrunei
kapoion na to xrhsimopoiei gia `pragmatikh' doyleia. Epishs jekina
sxetika arga.
To paketo den anaferei copyright (h toylaxiston egw den mporw na to
brw), opote ypo8etw oti mporei na dianemh8ei kai tropopoih8ei
eleu8era. (Me mia aysthrh ermhneia toy nomoy peri pneymatikhs
idiokthsias, tipota den dinei se kapoion to dikaiwma na kanei ayta ta
pragmata, alla gia kapoio logo amfiballw pws ayth 8a htan h pro8esh
toy syggrafea.)
Einai mia metafora toy CMU MIDI Toolkit se Linux (an kai exoyn
proste8ei tosa polla wste na einai pleon kai ayto amfisbhthsimo) apo
ton Greg Lee (lee@uhunix.uhcc.hawaii.edu).
Mporei na apokth8ei me anonymous FTP apo to tsx-11.mit.edu at
/pub/linux/packages/sound/adagio05.tar.gz. Ta ektelesima arxeia poy
yparxoyn edw einai se a.out format (linked me arxaies biblio8hkes),
kai ta xmp ektelesima - poy polles fores kremane se periballon X11R6
(XFree86 3.1.1, libc 4.7.2). To ektelesimo mp doyleuei mia xara se
periballon a.out.
8a xreiasteite ligo hacking gia na to metaglwttisete. Pragmatika, den
exei kai polu hacking. To mono poy exete na kanete einai na
symperilabete to -lfl switch sto telos toy SHROBJ kai XMPOBJ sto
Makefile. Ayto ginetai gia na kanete link me thn biblio8hkh flex, poy
den einai linked apo default. Meta akoloy8eiste tis odhgies
egkatastashs. Kai mhn jexasete na exete egkatesthmena to XView kai ta
SlingShot extensions an 8elete na metaglwttisete to xmp.
2.1.2. TiMidity
Merikoi synistoun ayto to experimental programma logw ths kalhs
poiothtas hxoy (to opoio alh8euei, einai polu kaluterh apo oti to mp
se mia Sound Blaster 16, parolo poy pi8ana na mhn exei megalh diafora
se kartes hxoy me sun8esh kymatomorfhs opws h GUS). Parolayta, pasxei
logw entonhs xrhshs CPU. Paizei MIDI metatrepontas prwta to MIDI se
WAV kai meta paizei to WAV (mporeite epishs na metatrecete to arxeio
MIDI se arxeio WAV xwris na to paijete, an 8elete). Ayth einai h
aitia gia thn entonh anagkh toy se poroys CPU.
Exei epishs ena proairetiko interface me ncurses, SLang, Tcl/Tk h
Motif.
Xreiazeste ta patch arxeia Gravis Ultrasound gia na to
xrhsimopoihsete. Koitajte sto FAQ poy perilambanetai me to TiMidity
gia perissoteres plhrofories.
O syggrafeas toy einai o Tuukka Toivonen (tt@cgs.fi).
H teleytaia ekdosh toy TiMidity mporei na bre8ei sto TiMidity home
page <http://www.cgs.fi/~tt/timidity/>. Ayth h selida periexei epishs
ena link se mia mikrh biblio8hkh apo GUS patches.
2.1.3. playmidi
Ayto to programma einai enas MIDI player poy paizei FM, GUS, kai
external MIDI. Ypoti8etai oti exei grhgorotero xrono ekkinhshs
sygkrinomeno me alloys MIDI players. Einai epishs ikano na paijei
arxeia Creative Music, arxeia Microsoft RIFF, kai megala MIDI arxeia
apo paixnidia opws to Ultima 7.
Exei X interface kai SVGA interface. Exei epishs mia epilogh gia
anaparagwgh hxoy se pragmatiko xrono parakoloy8wntas oles tis notes se
ka8e kanali kai to trexon roloi anaparagwghs hxoy (symperilambanetai
aytomata me to xplaymidi kai splaymidi).
8a prepei na kanete kati san
$ splaymidi foo.mid; stty sane
an prokeitai na xrhsimopoihsete to SVGA interface, mia kai den 8etei
pali to termatiko tty mode kanonika. To SVGA interface mporei na
afaire8ei sto prosexes mellon.
Grafthke apo ton Nathan Laredo (laredo@gnu.org h
laredo@ix.netcom.com).
Mporeite na to breite sto anonymous FTP apo to sunsite.unc.edu sto
/pub/Linux/apps/sound/players/playmidi-2.3.tar.gz.
2.2. Modules
Ta Modules (oson afora moysikh gia ypologistes) einai chfiaka arxeia
moysikhs, poy apotelountai apo ena sunolo deigmatwn kai plhrofories
sequencing, kai lene ston player pote na paijei poio deigma (organo)
se poio track kai se poio pitch, ektelwntas proairetika ena effe, opws
to vibrato gia paradeigma.
Ena pleonekthma poy exei se sxesh me to MIDI einai oti mporei na
perilabei sxedon opoiodhpote eidos hxoy (symperilambanomenhs ths
an8rwpinhs fwnhs). Akomh ena einai oti akougetai sxedon to idio se
opoiadhpote platforma, epeidh ta deigmata einai sto module. Ena
meionekthma einai oti exei polu megalutero mege8os arxeioy
sygkrinomeno me to MIDI. Akomh ena einai oti den exei pragmatiko
stantart format (to mono `pragmatiko' einai to ProTracker, me to opoio
polla modules den einai kai polu symbata). Prohl8e apo thn Amiga.
To pio koino format exei to extension .mod. Yparxoyn polla alla
extensions ta opoia ejartwntai apo to ti format exoyn mesa.
2.2.1. tracker
Ayto to eukola metafersimo programma (exei metafer8ei se polles
platformes) paizei moysika modules ths Soundtracker kai Protracker.
Xrhsimopoiei ejodo 16 bit stereo, kai 8ewrw oti h poiothta einai polu
kalh. An xreiazeste enan aplo tropo gia na meiwsete to forto ths CPU
xrhsimopoihste thn epilogh -mono .
Ayto einai ena programma dwro (giftware) (opws leei o syggrafeas).
Ftiaxthke apo ton Marc Espie (Marc.Espie@ens.fr).
Mporeite na apokthsete mia ekdosh aytou toy programmatos me to
Makefile hdh peiragmeno gia Linux apo to anonymous FTP apo to
sunsite.unc.edu sto
/pub/Linux/apps/sound/players/tracker-4.3-linux.tar.gz.
2.2.2. gmod
Ayto einai enas music module player gia thn karta Gravis Ultrasound.
4/6/8 kanalia MOD, 8 kanalia 669, MultiTracker (MTM), UltraTracker
(ULT), FastTracker (XM), kai ScreamTracker III (S3M) einai ta
yposthrizomena formats.
Apaiteitai ekdosh toy driver hxoy 3.0 h megaluterh. Kai fysika GUS.
Mporei na xreiastei na tropopoihsete ton pyrhna wste na kanete to
ry8misth ths entashs hxoy na doylecei opws eseis 8elete.
Exei X interface. Xrhsimopoiei to QT toolkit (xreiazetai thn ekdosh
0.99 h megaluterh). Elegjte th QT toolkit homepage
<http://www.troll.no/> gia perissoteres plhrofories sxetika me to QT.
To programma dianemetai dwrean. Arxika grafthke apo ton Hannu
Savolainen, kai twra synthreitai apo ton Andrew J. Robinson
(robinson@cnj.digex.net).
Mporeite na to breite sto anonymous FTP apo to sunsite.unc.edu sto
/pub/Linux/apps/sound/players/gmod-3.1.tar.gz.
2.2.3. MikMod
Ayto o metafersimos module player paizei XM, ULT, STM, S3M, MTM, MOD
kai UNI formats. (To UNI format einai ena eswteriko format poy
xrhsimopoieitai apo to MikMod.) Yposthrizei sympiesmena arxeia module.
Xrhsimopoiei 16 bit stereo gia ejodo hxoy. Xrhsimopoihste thn epilogh
-m (gia ejodo mono) an xreiazeste ena aplo gia na meiwsete to forto
ths CPU.
H ekdosh gia Unix mporei na xrhsimopoihsei gia interface eite ncurses
h Tcl/Tk. Mporei na xrhsimopoih8ei epishs sa biblio8hkh, oxi mono san
anejarthto programma.
Grafthke arxika apo ton Jean-Paul Mikkers (mikmak@via.nl). Twra
synthreitai apo ton Stine (dracoirs@epix.net). Einai shareware
programma sto opoio prepei na eggrafeite (registered) an 8elete na to
xrhsimopoihsete emporika. Xreiazeste epishs adeia gia na to
epanadianeimete emporika (mh-emporikh epanadianomh de xreiazetai
tetoia adeia).
8a to breite sto MikMod home page
<http://www.aics.net/~amstutz/mikmod.html>.
2.2.4. xmp
Einai enas module player (mhn ton sygxeete me ton Adagio xmp) poy
mporei na paijei MOD, S3M, MTM, PTR, STM, 669, kai XM modules
(yposthrizontai epishs kai alla formats, alla akomh peiramatika h mh
oloklhrwmena). An exete karta hxoy me sun8esh kymatomorfhs (GUS h
SoundBlaster 32AWE), tote mporeite na xrhsimopoihsete ayto to
xarakthristiko ths kartas hxoy gia na meiwsete to forto ths CPU.
Einai epishs dia8esimo ena X frontend sto xmp .
Grafthke apo ton Claudio Matsuoka (claudio@lobo.inf.ufpr.br) kai ton
H. Carraro Jr.
Mporeite na to breite sto xmp home page
<http://www.merdre.net/~claudio/xmp/>.
2.2.5. s3mod
Paizei 4/6/8 track MOD modules kai Scream Tracker 3 modules.
Xrhsimopoiei monofwnikh ejodo twn 8 bit me syxnothta deigmatolhcias
twn 22000 Hz apo default. Mporeite na xrhsimopoihsete thn epilogh -s
gia na energopoihsete to stereo, thn -b gia thn ejodo 16 bit, kai thn
-f gia na 8esete thn syxnothta deigmatolhcias. Parola ayta, o hxos
einai xeiroteros apo ayton toy tracker (exei kapoio 8orybo), gi ayto
synistw th xrhsh toy tracker anti toy s3mod gia na paijete kanonika
arxeia MOD (ektos kai an exete mia xamhlwn dynatothtwn mhxanh). Exei
polu mikroteres apaithseis se CPU se sxesh me to tracker.
Ta pneymatika dikaiwmata anhkoyn stoys Daniel Marks kai David Jeske
(jeske@uiuc.edu), but alla mporeite na kanete oti 8elete me ayto
(ektos apo to na isxyris8eite pws to gracate eseis).
Mporei na apokth8ei me anonymous FTP apo to sunsite.unc.edu sto
/pub/Linux/apps/sound/players/s3mod-v1.09.tar.gz.
2.2.6. mod
Ayto to beta programma paizei MODs (15/31-instrument, mexri 32 fwnes),
MTMs, ULTs kai S3Ms sthn karta Gravis Ultrasound. Mporei na
xrhsimopoihsei kai packed modules an ta exete gzip, lharc, unzip, kai
unarj egkatesthmena. Den mporei na paijei ta Powerpacked modules h
modules sympiesmena me kapoioys composers ths Amiga(me ypografh "PACK"
).
Apaitei toylaxiston thn ekdosh 3.0 toy odhgou hxoy. Den 8a doylecei
me thn ekdosh 2.90-2 h palaioteres ekdoseis toy odhgou hxoy. To text
interface apaitei ncurses. Symperilambanetai kai ena X interface, poy
xrhsimopoiei Tcl/Tk.
Grafthke apo ton Mikael Nordqvist (mech@df.lth.se h d91mn@efd.lth.se).
Mporei na apokth8ei me anonymous FTP apo to sunsite.unc.edu sto
/pub/Linux/apps/sound/players/mod-v0.81.tgz.
2.2.7. nspmod
Einai enas alpha module player poy mporei na paizei MTM, S3M, kai MOD
modules. Proorizetai na einai enas module player gia kartes hxoy
xwris DSP (mhn to sygxeetai me ayto poy h Creative Labs onomazei DSP).
Kanei peripoy thn idia xrhsh ths CPU me ton tracker.
Exei ena xarakthristiko poy epitrepei ta modules na epanektelountai
(loop) an 8elete. O ari8mos twn epanektelesewn mporei na perioristei
me thn epilogh -l. Xrhsimopoiei mono ejodo hxoy twn 8 bit(apo thn
ekdosh 0.1).
Grafthke apo ton Toru Egashira (toru@jms.jeton.or.jp).
Mporei na apokth8ei me anonymous FTP apo to sunsite.unc.edu sto
/pub/Linux/apps/sound/players/nspmod-0.1.tar.gz.
2.2.8. yampmod
To alpha ayto programma sxediasthke na paizei 4kanala modules
xrhsimopoiwntas elaxista CPU resources. Den sxediasthke na parexei
hxo ychlhs poiothtas. Etsi, h monadikh ejodos hxoy poy paragei einai
monofwnikh ejodos twn 22 kHz. Epishs, h ejodos den einai oso ka8arh
oso 8a eprepe, pragma poy antikatoptrizei kai thn alpha katastash toy
programmatos.
Grafthke apo ton David Groves (djg@djghome.demon.co.uk).
Mporei na apokth8ei me anonymous FTP apo to sunsite.unc.edu sto
/pub/Linux/apps/sound/players/yampmod-0.1.tar.gz.
2.3. MPEG audio streams
To MPEG einai ena protypo poy perigrafei thn kwdikopoihsh toy video
kai toy sysxetizomenoy hxoy gia chfiakh apo8hkeysh. To MPEG synh8ws
sxetizetai me to video, alla to meros toy hxoy toy protupoy mporei na
xrhsimopoih8ei jexwrista. To hxhtiko meros toy protupoy orizei tria
epipeda, epipedo I, II, kai III. Oi players poy mporoun na
apokwdikopoioun ychlotera epipeda mporoun na apokwdikopoioun kai
xamhlotera. (p.x. players toy epipedoy III mporoun na paizoyn arxeia
toy epipedoy II). Ta arxeia hxoy MPG epipedoy I synh8ws exoyn thn
katalhjh .mpg (etsi an yparxei ena arxeio me ayth thn katalhjh poy den
ekteleitai apo enan MPEG video player, einai pi8anothta ena stream
hxoy), toy epipedoy II exoyn synh8ws thn katalhjh .mp2, kai toy
epipedoy III thn katalhjh .mp3. H sympiesh toy hxoy einai polu kalh.
Ena arxeio hxoy MPEG II twn 2MB 8a parei pi8anotata 25 megabytes san
asympiesto PCM arxeio idias poiothtas.
2.3.1. mpg123
Ayto to beta programma einai enas ikanos MPEG audio stream player, poy
exei yposthrijh gia layers I, II, kai III. Basizetai se kwdika apo
polles phges. Mporei na paijei streams se pragmatiko xrono poy
diabazontai apo HTTP (p.x. kapoios mporei na paijei ena MPEG stream
hxoy katey8eian mesw toy World Wide Web).
O kyriws syggrafeas toy einai o Michael Hipp
(Michael.Hipp@student.uni-tuebingen.de). Mporei na xrhsimopoih8ei kai
na dianemh8ei se aparallaxto, eleu8era gia mh kerdoskopikous skopous.
H enswmatwsh toy se sylloges me dwrean logismiko (opws CD-ROM images
se FTP servers) rhta epitrepetai.
H teleytaia ekdosh mporei na apokth8ei apo to Oliver Fromme's mpg123
page <http://www.heim3.tu-clausthal.de/~olli/mpg123/>.
2.3.2. maplay 1.2
Aytos MPEG stream player hxoy exei yposthrijh mono gia layer I kai
layer II streams, kai ypoleipetai yposthrijhs gia layer III streams.
Yposthrizei kartes hxoy bit se Linux.
Apaitei megalh ypologistikh isxu, pairnontas peripoy to 55% toy xronoy
ths CPU se enan 60MHz Pentium. H ejodos den antexetai se enan 66MHz
486 giati h CPU apla den mporei na prolabei ton hxo. An ayto symbei
se esas, prospa8hste na paijete mono thn mia pleyra toy stream hxoy
(me thn epilogh -l or -r option), anti gia to stereo poy einai to
proka8orismeno.
Mia mikrh allagh se ena apo ta arxeia isws einai anagkaia, gia na to
kanete compile. Onomastika, mporei na xreiastei na pros8esete thn
epomenh grammh sthn arxh toy arxeioy configuration.sh.
#! /bin/sh
O syggrafeas einai o Tobias Bading (bading@cs.tu-berlin.de). To
maplay 1.2 mporei na apokth8ei me anonymous FTP apo to ftp.cs.tu-
berlin.de sto /pub/multimedia/maplay1.2/maplay1_2.tar.
2.3.3. maplay 1.3b
Ayth einai mia anepishmh tropopoihsh (dhl. oxi apo ton epishmo
syggrafea) toy maplay 1.2, wste na mporei na trexei me polu ligotero
forto sthn CPU. Ayto to petyxainei kanontas thn ejodo u-law na
doyleuei kai se alles platformes ektos toy SPARC. Shmeiwste pws
xrhsimopoiei u-law output apo default, kai etsi h poiothta toy hxoy
einai xamhloterh.
Oi tropopoihseis eginan apo ton Orlando Andico
(orly@gibson.eee.upd.edu.ph). Mporei na apokth8ei me anonymous FTP
apo to sunsite.unc.edu sto /pub/Linux/apps/sound/players/maplay-1.3b-
Linux.tar.gz.
2.3.4. maplay3
Ayto einai ena akoma paragwgo toy maplay 1.2. Pros8etei yposthrijh gia
MPEG Layer 3 streams hxoy. Ayth th stigmh deixnei na exei kapoia bugs
sto playback (isws akousete kapoioys 8oruboys san gratsounisma). Isws
prepei na paijete me tis epiloges toy gia na lusete ayto to problhma.
Oi tropopoihseis eginan apo ton by Timo Jantunen (timo.jantunen@hut.fi
h jeti@cc.hut.fi). Leei pws mporei na xrhsimopoih8ei eleu8era, alla
kerdos apo ayto apagoreuetai. Parola ayta, den eimai apolyta sigoyros
gia thn egkyrothta ayths ths pneymatikhs idiokthsias, mia poy to
arxiko maplay einai katw apo thn GNU General Public License, poy den
epitrepei se paragwges doyleies na exoyn diaforetiko ka8estws
pneymatikhs idiokthsias.
Mporei na apokth8ei me anonymous FTP apo to sunsite.unc.edu sto
/pub/Linux/apps/sound/players/maplay3.tar.gz.
2.3.5. splay
Aytos o beta player einai ena akoma paragwgo toy maplay 1.2
(pragmatika, einai paragwgo toy maplay 1.2+, to opoio einai ena
paragwgo toy maplay 1.2 apokleistika kai mono gia ta MS Windows).
Pros8etei yposthrijh gia MPEG Layer 3 streams hxoy. Einai epishs
ikano na paizei arxeia WAV. Mporei na paijei streams hxoy poy
lambanontai apo mia HTTP sundesh.
Ena akoma xarakthristiko toy splay einai pws mporei na xrhsimopoih8ei
san biblio8hkh (katw apo thn LGPL), wste na mporei na xrhsimopoieitai
kai apo alla programmata. Epishs epixeirei na beltiwsei thn apodosh
xrhsimopoiwntas threading (xreiazeste pthread gia na kanete xrhsh
ayths ths dynatothtas) kai ligh inline assembly.
To splay xrhsimopoiei ena command line interface kai ena proairetiko X
interface (poy xrhsimopoiei QT).
An meta to compile den doyleuei (p.x. kanei segmentation fault),
prospa8hste na to metaglwttiste jana xwris to threading.
Apo ton Jung Woo-jae (jwj95@eve.kaist.ac.kr).
Mporei na apokth8ei sto splay's home page
<http://adam.kaist.ac.kr/~jwj95/>.
2.3.6. Sajber Jukebox
To programma ayto einai enas MPEG player hxoy me ena grafiko user
interface. Basizetai sto splay, kai etsi perilambanei yposthrijh gia
MPEG hxoy, mexri kai to III. Epishs einai ikano na paizei MPEG
streams hxoy se pragmatiko xrono, me to stream na trofodoteitai apo
HTTP. Fainetai epishs eukolo sthn ru8mish toy..
Xrhsimopoiei to QT toolkit (xreiazetai h ekdosh 1.2 toylaxiston).
Epishs xrhsimopoiei thn biblio8hkh LinuxThreads (to ektelesimo
doyleuei mono me thn ekdosh 0.5).
O syggrafeas einai o Joel Lindholm (wizball@kewl.campus.luth.se).
H teleytaia ekdosh mporei na apokth8ei me anonymous FTP apo to
kewl.campus.luth.se sto /pub/jukebox.
2.3.7. amp
Aytos o beta MPEG player hxoy exei yposthrijh mono gia MPEG Layer 3
streams hxoy. Einai ikanos na paizei katey8eian sthn karta hxoy, kai
mporei na ejagei se asympiesta arxeia PCM h WAV. Kai aytos apasxolei
polu thn CPU (peripoy 60% se ena 133MHz Pentium).
Grafthke apo ton Tomislav Uzelac (tuzelac@rasip.fer.hr). Mporei na
xrhsimopoih8ei kai dianemh8ei eleu8era, oso den pwleitai emporika,
xwris adeia (to na symperilhf8ei se CD-ROMs poy periexoyn eleu8ero
logismiko epitrepetai rhta, parola ayta).
Mporei na apokth8ei me anonymous FTP apo to ftp.rasip.fer.hr sto
/pub/mpeg/amp-0.7.3.tgz.
2.3.8. XAudio
Aytos h alpha biblio8hkh grafthke gia na apotelesei mia grhgorh
ylopoihsh mias biblio8hkhs apokwdikopoihshs MPEG hxoy, poy na
xrhsimopoieitai apo diafora grafika front-ends. Yposthrizei MPEG hxo
gia layers I, II, kai III. Einai ikanos gi tyxaia prosbash se
bitstreams. Ena interface grammhs-entolhs symperilambanetai. Mia
ekdosh gia Motif (Lesstif) front-end epishs symperilambanetai sthn
ekdosh gia Linux.
Einai apo ton Gilles Boccon-Gibod, Alain Jobart kai alloys. Ta front-
ends sth biblio8hkh mporoun na dianemontai eleu8era. H idia h
biblio8hkh prepei na kataxwrh8ei (licensed) gia na xrhsimopoih8ei
(adeia gia kwdika kai gia ektelesimo einai dia8esimh).
Ta front-ends sthn biblio8hkh mporoun na apokth8oun apo thn XAudio
home page <http://www.mpeg.org/xaudio/>.
2.3.9. Layer 3 Shareware Encoder/Decoder
Aytos einai oysiastika enas metatropeas apo MPEG Layer 3 streams hxoy
se WAV, AIFF, SND, AIFC, h apla asympiesta PCM arxeia. H ekdosh gia
The Linux den kanei apey8eias ejodo sthn karta hxoy. Prepei na to
metatrecete prwta se kapoio allo format.
Parola ayta, otan epixeirhsete na paijete ena arxeio apo metatroph,
xrhsimopoiwntas to sox, 8a akousete pi8anws kapoio 8orybo giati h
diatajh twn lejewn (words sta deigmata toy PCM den einai swsth
(toylaxiston se Intel platformes). 8a xreiastei na dwsete sto sox thn
epilogh -x gia na lusete ayto to problhma. Alla yparxoyn kapoioi
players poy den xreiazetai na eidopoih8oun pws h diatajh twn lejewn
einai la8os, kai etsi isws na mhn xreiastei na anhsyxhsete gia ayto.
An exete ena alh8ina grhgoro H/Y (toylaxiston ena 100Mhz Pentium),
tote mporeite na dokimasete na paijete MPEG Layer 3 streams apey8eias
xwris na metatrecete to arxeio hxoy se allo format, opws sto
paradeigma poy akoloy8ei( to paradeigma ypo8etei pws xrhsimopoieite to
sox kai paizete ena stereofwniko deigma twn 44.1 kHz).
$ l3dec foo.mp3 -sto | play -t raw -x -u -w -c 2 -r 44100 -
O ari8mos meta to -r einai o ry8mos deigmatolhcias toy stream hxoy,
kai o ari8mos meta to -c ejartatai apo to an einai monofwniko h stere
ofwniko (h akoma kai tetrafwniko). An ayto moiazei polu mplegmeno,
mporeite na xrhsimopoihsete kati san script-floiou (shell script) h
ena ceydwnymo (alias).
Einai se adeia pneymatikhs idiokthsias gia shareware apo to
Fraunhofer-IIS. Mia ekdosh epideijhs gia Linux se systhmata x86
mporei na apokth8ei me anonymous FTP apo to ftp.fhg.de sto
/pub/layer3. H ekdosh epideijhs (demo version) metatrepei mono
streams hxoy layer III.
2.4. WAV
Para8esh apo thn selida boh8eias (man page) toy sox:
Moiazoyn na einai polu paromoia me arxeia IFF, alla oxi ta
omoia. Einai to eggenes format arxeioy hxoy twn Windows
3.1. Profanws, ta Windows 3.1 einai toso apisteyta spoydaia
gia thn biomhxania twn H/Y poy eprepe na exoyn to diko toys
format arxeiwn hxoy.
Ayta exoyn synh8ws thn katalhjh.wav.
Deite epishs to tmhma ``sox'' kai to ``bplay'' gia alloys players WAV
ektos apo aytous poy anaferontai edw.
2.4.1. wavplay
To programma ayto yposthrizei ektelesh kai eggrafh se WAV format.
Xrhsimopoiei kleidwma (locking) etsi wste mono enas hxos thn fora
mporei na ektelestei. Oi dynatothtes toy gia kleidwma mporoun na
xrhsimopoih8oun kai jexwrista apo tis dynatothtes ekteleshs hxwn toy.
Ektos enos interface grammhs-entolhs, exei kai ena Motif interface, to
opoio mporei na xrhsimopoih8ei me Lesstif.
Arxika grafthke apo ton Andre Fuechsel (af1@irz.inf.tu-dresden.de),
alla ejelix8hke mexris shmeioy na jana graftei apo thn arxh apo ton
Warren W. Gay (bx249@freenet.toronto.on.ca h wwg@ica.net).
Mporei na apokth8ei me anonymous FTP apo to sunsite.unc.edu sto
/pub/Linux/apps/sound/players/wavplay-1.0.tar.gz.
2.5. Loipa pragmata
Ayth h enothta anaferei loipo yliko poy paizei formats hxoy poy den
ajizoyn jexwristh enothta(p.x. formats poy exoyn mono enan player),
kai players poy paizoyn ena h kai perissotera format.
2.5.1. sox
To programma einai oysiastika enas metatropeas, dhladh metatrepei ena
format arxeioy hxoy se ena allo. Parola ayta, merikes ekdoseis toy
sox, otan kalountai apo to play, paizoyn kai ton hxo (h efarmogh play
sto Sound HOWTO probably anaferetai se ayto). Yposthrizei apla (raw -
no header) dyadika dedomena kai dedomena xarakthrwn, arxeia hxoy
IRCAM, Sound Blaster .voc, SPARC .au (xwris header), Mac HCOM, PC/DOS
.sou, Sndtool, kai Sounder, NeXT .snd, Windows 3.1 RIFF/WAV, Turtle
Beach .smp, CD-R, kai Apple/SGI AIFF kai 8SVX formats
Apo kapoy stoys pyrhnes 1.3.6x, mporei na xreiastei na kanete mia
mikrh allagh se ena apo ta arxeia gia na paizetai toys hxoys
apey8eias. Dhladh, 8a prepei na allajete thn grammh 179 sto sbdsp.c
from
if (abuf_size < 4096 || abuf_size > 65536) {
se
if (abuf_size < 1 || abuf_size > 65536) {
Isws pali na mhn xreiazetai na to kanete. Alla kanontas to, den 8a
xalasete tipota.
Exei graftei kai, ta pneymatika toy dikaiwmata, katoxyrw8ei apo
pollous, kai mporei na xrhsimopoih8ei gia ka8e skopo.
Mporei na apokth8ei me anonymous FTP apo to sunsite.unc.edu sto
/pub/Linux/apps/sound/convert/Lsox-linux.tar.gz.
Mia pio prosfath ekdosh apo ton Chris Bagwell (cbagwell@sprynet.com)
(poy basizetai sthn teleytaia gamma ekdosh toy prwtotupoy sox (kai
symperilambanei thn parapanw dior8wsh) fix) kai mporei na apokth8ei me
anonymous FTP apo to sunsite.unc.edu sto
/pub/Linux/apps/sound/convert/sox-11gamma-cb3.tar.gz.
2.5.2. bplay
Ayth to beta programma paizei asympiesta apla arxeia hxoy, WAV, kai
VOC files. einai epishs ikano na hxografei se tetoia arxeia.
Xrhsimopoiei mia poikilia texnikwn gia na epituxei thn ychloterh
dynath taxuthta, wste na trexei apodekta akoma kai se arges mhxanes.
Mia apo aytes tis texnikes apaitei ta egkatesthmena programmata na
einai setuid root. Oi paranoikoi poy elpizoyn na to xrhsimopoihsoyn,
isws 8eloyn epishs kai to paketo gia Debian toy Ian Jackson
(ijackson@gnu.org, poy akyrwnei ayth to xarakthristiko toy, poy
xreiazetai to setuid bit.
O syggrafeas einai o David Monro (davidm@gh.cs.usyd.edu.au).
Mporei na apokth8ei me anonymous FTP apo to sunsite.unc.edu sto
/pub/Linux/apps/sound/players/bplay-0.96.tar.gz.
2.5.3. SIDPLAY
Ayto to programma prosomoiwnei to Sound Interface Device chip (MOS
6581, syxna apokaloumeno SID) kai to Micro Processor Unit (MOS 6510)
toy Commodore 64. Gi'ayto einai ikano na fortwnei kai na ektelei
programmata se glwssa mhxanhs C64 poy paragoyn moysikh h hxo. Genika,
fragments kwdika kai dedomenwn poy exoyn ejax8ei apo paixnidia kai
programmata epideijewn poy kai metafer8ei katey8eian apo ton C64.
Xrhsimopoiei kapoio proka8orismeno interface grammhs-entolwn.
Yparxoyn epishs Tk kai QT interfaces dia8esima jexwrista apo to kyriws
paketo.
Synthreitai apo ton Michael Schwendt (sidplay@geocities.com).
Mporei na apokth8ei apo thn SIDPLAY's home page
<http://www.geocities.com/SiliconValley/Lakes/5147/>.
2.5.4. RealAudio Player
Sas epitrepei na akoute ton hxo, poy apo8hkeuei se diko toy
(proprietary) format, se pragmatiko xrono apo to Internet xwris na
katebasete oloklhro to arxeio hxoy prwta. 8a mporouse na
xrhsimopoih8ei mono toy, alla alh8ina stoxeuei sth xrhsh me kapoion
web browser (rhta yposthrizei Mosaic kai Netscape). Den mporei na
xrhsimopoih8ei xwris ta (den 8a mporesete na to balete na doylecei me
apo konsola).
Einai ths Progressive Networks, Inc. Den mporei na dianemh8ei,
allax8ei klp. Koitajete thn adeia xrhshs gia akribeis leptomereies
toy ti mporeite na kanete. Mporei na apokth8ei ean dhlw8eite xwris
kostos sthn RealAudio home page <http://www.realaudio.com/>.
2.5.5. cat
Kapoioi pisteuoyn, pws merikes fores h polyxrhsimopoioumenh efarmogh
synenwshs cat, exei sxesh kai me thn ektelesh hxwn. 8a sas deijw thn
xrhsh ths mesw enos paradeigmatos
$ cat sample.voc > /dev/dsp
$ cat sample.wav > /dev/dsp
$ cat sample.au > /dev/audio
Kanontas cat se ena arxeio .au sto /dev/audio synh8ws 8a doylecei, kai
an eiste kai arketa tyxeroi na exei to arxeio thn swsth diatajh twn
byte (gia thn platforma sas) klp., ena cat enos arxeioy hxoy poy
xrhsimopoiei deigmata PCM (opws .wav h .voc) sto /dev/dsp mporei na
akoystei swsta epishs.
Ayth den einai mia entelws axrhsth efarmogh ths cat. Mporei na einai
xrhsimh ,gia paradeigma, ean exete ena arxeio hxoy poy kanena apo ta
programmata sas den anagnwrizei, kai jerete pws xrhsimopoiei PCM ,
tote mporeite na parete, me ayto ton tropo, mia xontrikh idea toy pws
akougetai (an eiste tyxeroi).
3. Alles xrhsimes efarmoges hxoy
Ayth h enothta den exei na kanei me thn ektelesh arxeiwn hxoy.
Perissotero, einai mia syllogh apo efarmoges hxoy poy mporei na fanoun
xrhsimes.
3.1. volume
Einai ena interface grammhs entolwn gia elegxo ths entashs (ti allo
8a'tan;). Exei epishs ena jexwristo interface se Tcl/Tk interface poy
symperilambanetai sto paketo, gia elegxo hxoy kai ektelesh arxeiwn
.au. Enas polu aplos Tcl/Tk CD symperilambanetai epishs.
Einai Freeware kai grafthke apo ton Sam Lantinga
(slouken@cs.ucdavis.edu).
Mporei na apokth8ei apo to anonymous FTP sto sunsite.unc.edu sto
/pub/Linux/apps/sound/soundcard/volume-2.1.tar.gz.
3.2. Sound Studio
Einai mia efarmogh se Tcl/Tk poy yposthrizei ektelesh, hxografhsh kai
dior8wsh chfiakwn hxwn xrhsimopoiwntas sox. Perilambanei to sox sth
dianomh ths gia na apofugei problhmata symbatothtas.
Grafthke apo ton Paul Sharpe kai ton N. J. Bailey
(N.J.Bailey@leeds.ac.uk). Mporei na xrhsimopoih8ei eleu8era kai
dianemh8ei, an steilete ston syggrafea ena kart-postal.
Mporei na bre8ei sth Sound Studio's home page <http://www.elec-
eng.leeds.ac.uk/staff/een6njb/Software/Studio/screens.html>.
3.3. Tickle Music
Ayto to beta Tcl/Tk programma einai enas browser moysikwn arxeiwn poy
epitrepei thn ektelesh diaforwn format hxwn, ean exete sto susthma
sas to katallhlo programma na toys paijei. Apo proepilogh to gmod
xrhsimopoieitai gia na paizei arxeia MOD kai to mp gia arxeia MIDI
(mporeite na allajete ton kwdika na xrhsimopoiei alla programmata).
Exei graftei kai katoxyrw8ei apo ton Shannon Hendrix
(shendrix@pcs.cnu.edu h shendrix@escape.widomaker.com).
Mporei na apokth8ei me anonymous FTP apo to sunsite.unc.edu sto
/pub/Linux/apps/sound/players/tmusic-1.0.tar.gz.
4. Parapompes
1. H tekmhriwsh poy symperilambanetai stis efarmoges poy emfanizontai
se ayto to keimeno.
2. To Linux Sound HOWTO. Mporei na bre8ei sto Linux Documentation
Project <http://sunsite.unc.edu/LDP/>.
3. Linux MIDI and Sound Pages <http://www.digiserve.com/ar/linux-snd/>
4. MPEG Audio Layer 3 FAQ
<http://www.iis.fhg.de/departs/amm/layer3/sw/>
5. Programmer's Guide to OSS <http://www.4front-tech.com/pguide/>
6. SoX home page <http://www.spies.com/Sox/>