User manual
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1. Horizontal speed Vertical speed XY moving Active _ Feedback with gain__ Input effects Pix Fb A instable feedback of part of the image Glop Feedback with for each red green blue channels Multi Il Multi screen effect with variable dimensions of window and variable positions Tiff Variable pixellisation Slide Slide in time Kind of ghost effect Expo Automatic exposure Cont Brigthness contrast and saturation Conv Increase the ligth with a good resolution Multi Multi screen in grid with variable size Blur blur Output effects XY a displacement of the image at x and y speeds Page 16 Delay delay with a ghost and saturation effect Wob Wobble with parameters Dist a set of distortions Luma Displacement regards to lumination C B S Contrast brigthness and saturation Dist Il an other random set of distortions Sguint horyzontal and vertical squint Del C A delay with loop mode and many others Blur blur Display You can display the output of Lax in a window of any dimensions in any position of your screen Displa H 320 x 240 Fullecr n _ C There is a menu with popular definition and you can customize Page 17 Sequencer Ste Mercer 1 0 E Follow action Play next Pt 1 PU2 Pt3 Pea PES Pte Pt7 PES Peg Stop ontot frome2. Sia FASE Fo a SYNCHRO WITH LAX Ose Input Port 7009 at tempo 103 2 ipm With master control a synchro signal from Lax will be sent to another software Synchro with Lax This synchro signal is sent with OSC protocol Then you have to set a correct IP address and a valid port to sent to With the Quantization menu you can set which quantization Lax will use for recording layers of loop quantization is only active when the transport is on The quantization can change the maximum length available You can set the signature You also set the amount of quarter of note the first layer of loop will have When the first layer of loop is done the tempo is calculated regarding length quarters of note signature and sent to the software Synchro with Lax AND the transport is activated at the defined tempo The others layers of loop will respect the specified quantization On the computer where you want to receive the synchro signal from Lax you must launch your Daw Live or anything you use and then launch Synchro_with_Lax This software use Rewire to synchronize Live or any Daw Page 22 Slave control Tinimag control Slave Control z DSE laut Port 8009 1 Bar LA wii ato Lenght meax 10000 MAS Slay ature 5 to the tempo and the start and stop sent by Lax So the order first your daw then Lax must be respected Set the s
3. taprik 2009 Werslow 2 1 0 User manual Page Table of contents OVEN ATEN PE PRE 3 WIS AA OR a weveuueieloret aioe 3 ONEWINGOWS XAP ONVISTA scena ne A 3 On MAC OSX 3 9 Or ALE rus ccacascacanewesscancncsaanswnadaeaaencanenmeasenenneneasanenmaeaasaimananeedas 4 TH RIM ClO ona E esta eee ct ne 4 QUIL CIE 1 eee eae cis aie ces ae cia stereo cissec tie ve eerste nc ie se aise eee eee 5 SHINO AN Zi EEE 7 PICNIC CS vacates atl andistaaceacshatoniachawonceetstensaeaue este ntotensasuavorauesovarda aavesussielonbertavossestevors 7 LOOD 0 etcle renner nner ter er ore ene nn eee Er en rie rs ter ner nite tee ee et ee eer try ere 1 SO UN Ch ER EE RE 8 Wil A E ETA E E E E EE I 8 KOV E E 9 RER PEREZ 9 ArU A OO ER TE saat orasnjatecau star occa plat aaa taverns tat encatiavoran watecae tier oreattavoun mare 10 VICO IDUL rn ei enen tied Gaya msaeiat einen eat coeue 11 AUGI LP LEE EE EP samosanianaiaasseanesaeuaaensennes 12 MARS eee da en ne an ee date nn eee ann ne Eee dan ne ne nee cs 13 Hate og CONTO eee rene aes a Dern T E 14 PROG ECS SION DAN seceeecs tect sacs ne des nee es ane eine en cena ee a ee 15 Video CFFECKS ccccecceccsecceeceecaeceeceesaeceeceeseesanecueceesanecueceesaeeueeceesansaneceesansaneceesensanes 15 WADE CTC CLS Len A a des ca cree 16 OUTOUE CTT CCU Ss PR EE 16 LD SIV AY PRE RER Re 17 SOUN E Rape eee men ee ER ET 18 Special MUNCUONS gt rende na caen dns nn arcs ana das nes nest n s er esse ana
4. Mone Mone atatkt 4k Mone Direct speed i With smooth change With a midi note or any program change a digital input of the Arduino board a button of the Wii a key of a keyboard you can trigger a speed value With a Wii you have three choices Increase by two decrease by half or a direct set to 1 With any midi device the Arduino board or a key you have many choices of values to set in real time Page 20 Midi mb O WAE l With a pitch bend in midi an analog mime 2 mai input of the Arduino board an Arduino orientation of the Wii you can set a T O o free variable speed Free EJ Sig mini l mai A The limits of the speed have to be Wii E a defined B Pitch Hale AA 4 Timing controls Timing control without control Lax can run free of any timing control without control or as master or slave of other software Master Control Slave Control Without control Tibag control 3 You are free to play and record without control whenever you want in the limits of the maximum length Page 21 Synchro Output Master Control Timina control Master Control gt Ose Output IP 192 168 3 40 009 1 Bar 10000 Port LA A LE ator L ng NE LAE 1 4 of note tive the Lorp sSighature 4 4 Tina control Master Control cy Os Outpt 192 166 3 40 8000 Su ati ation 1 Bar x 4
5. Stop and black on last frame Play again You can compose sequence with portions of the actual loop You define 12 portions of the loop from the entire length to a tiny part Portions are defined in proportion of each active loop and stored with preset On the image below the portion defined will started any loop made with Lax at 1 3 of his length and end at 2 3 of his length es Follow action Stop and black on last frame At the end of the reading of this portion it will stop and the main output will display a black frame The button Stop Play will then be red and on the stop postion Then you can re start the reading of the loop by pushing the Play button or with the read of an other portion in the sequencer The follow actions available are Stop on last frame Stop and black on last frame Play again Play any Play next Play previous Play from the beginning With Play from the beginning it will re start the reading of the actual loop Ep e CRU CRU CRU CES CRC CES CRU e CENS CENS CENS CONNUS C NS SENS CENS SENS SENS SENS ENS ENS ENS ENS Em 6 magnetism 1Bor Ears d The magnetism option is available only when Timing control is on Master or Slave mode You can trigger each portions defined in the sequencer with midi key and the Arduino board Page 18 Special functions Record Record Forreat 320x240 Codec jpeg IP sending IP sending IP 192 168 1 100 Port 9
6. Variable speed loop is available with pitchbend min and max have to be defined This midi window need to be closed for an active midi Page 8 Key ASING LAX WITH KEYBOARD Loop E ae hee Wii E ASING LAX WITH A WII patas B Fort 9000 1 FLO with vii Butta Loop Wado redo Step FALSE Resi ne Pattar to allaa tn ager Free Mone Free None Free None Free Mone at oa au 6 i F Reset Free None Loop speed Decrease bu hal Free None Increase V 4 two Free None dh ddk ak set Loop speed tot Free None Cort rolling with WiL orLenteatlons PMix vides Free video file Speed Free elit ti FL hi Loop Speed ALL i PE La MALE Free ii Button ta s O a4 au o a o 4 FE SP dE dE Lax can be triggered with keyboard Select the function Push the key chosen It s stored The key window need to be closed for an active keyboard You can trigger Lax with a Wii via Osculator http www osculator net Wiimote control on Windows system is not yet available In the Lax softwares folder run the Wiimote to Lax oscd file It opens an Osculator patche You have to set the port according to the settings of the Osculator patche For every function you can have a double step triggering or a one step mode Select the function Select the Button to allow if you need Select the Button to trigger It s st
7. sous 19 FOC OC RE EEE 19 PSS AR nn de cn 19 Auto Switcher TOF AUAIO CHANNEISL nn sean essences seen ressens 19 BYDDA APU EE ean aratouanersvorananeseevanstauen ssit 20 Variabl Sp ed of the JOOP osci An dt ed dead 20 TMN CONOIS saisan neat sacheecd sess vend seaeendsaaieaendcanbeanccanescetceee 21 VU OU CONTON EE TE anced EAA E Enait 21 Master CONTON erene nn nd Dern tee t loss a tune 22 SAVE COMON 2e ere a nee EE 23 Page 2 Overview Lax 2 1 is a real time software for looping audio and video It is a tool for manipulating audio and video contents in in a unique way It have special functions for original use of audio video loop The developement of this tool is a work in progress Lax 2 1 is a state at a day Every idea of improvements and other practices will be welcome The main features are Lax is working upon layers of audio video You can play with the two last Three kind of video input Live camera video file video on a network Three kind of audio input Microphone audio file audio from video file Many kinds of video mixing crossfade chroma keing alpha blending 10 originals video effects multiscreen 10 graphical effects distort ghost effect a sequencer of portion of the loop variable speed control of the loop Undo Redo Pause Resume and Stop Play of the loop A timing control for master or slave synchro with any daw ma
8. 987 Connected Late ct O25 vus You can define the dimensions and the codec of record Lax always records Quicktime file with an audio and a video track This files are auto named AV_Lax Date Hour mov For Max users You can send video to jit net recv object of Max MSP Jitter on the same or a distant computer Set the receiver IP Set the receiver port Click on Connect You ll see a green spot right to word Connected and a latency value will be given In the Developers folder you can find an example of patche to use with IP_receiver maxpat Auto switcher for audio channels CH ele th rough AWALO Lt On both Arduino and midi settings you can fin a function named Cycle through Audio input This function let you change the input of your sound card used in Lax Page 19 CH sle th rough awdio Lapet Bypass Input SEH OA OTT Bypass Audio vides Flau Ston vides L FA Variable speed of the loop It cycles from the actual to the last input and returns to the first If there is at least a first loop running in Lax you can bypass audio and video input with a switch of a midi device the keyboard or the Arduino board This function works while recording layers of loop Speed can be changed in two ways With direct change to a speed value Midi oa en q Arduino Loop speed becrease bu hal Free Free set Loop speed to 1 Free 3 Key
9. Y _ Delay Wob Dist Luma input Effects Pix fb Glop Multi Il Tiff Slide networ r Micropho nwe Line LA udi io in pu Expo Cont Conv Multi Blur C B S Dist Il Squint Del C Blur sen r oro Video effects ende GainG 0 Horizontal speed 0 Post mono Sound settings GainB 0 Vertical speed 25 177 Active ayten Active fps _ Feedback with gain Preferences This is were you defined the settings of the loop definition length max the settings for hardware control mappings of keyboard midi device arduino Page 5 board wiimote the settings of your sound card Video input Set the video input you want to use Audio input Set the audio input The level input and output Loop controk There are buttons to control recording and playing of the loop Mixer For mixing the loop playing with any input video The mix mode available are Crossfade Cromakeying keying with a color that can be set by choosing a key color or by cliking an area in the window input Math Operations many compositing mode additive multiplication average equal Alphablend alphablending This mode is also used with multi screen effects The freeze toggle allow to freeze the mixing set Instead each end of a loop recording the set up is initialize to crossfade with a mixing value of O Progression bar The progression
10. ame Port as the one set in Lax In live or any daw you use you need to set at least one input of an audio track to Synchro with Lax Because this list is populated with shorcuts find in the directory Users you Application Support Propellerhead Software Rewire for mac and for Windows you probably need to run Synchro with Lax alone one time With slave control a synchro signal can be sent to Lax from any daw via an other software Lax Remote This synchro signal is sent from your daw to Lax Remote with Rewire and with OSC protocol to Lax Then you have to set a correct IP address and a valid port to sent to in Lax Remote and the same port in Lax With the Quantization menu you can set which quantization Lax will use for recording layers of loop quantization is only active when the transport is on The quantization can change the maximum length available You can set the signature A change of the tempo of your daw is ignored if a first layer of loop is running Page 23 Saas Lax Remote is built upon the midi preferences of Lax You can with Lax This remote is Always active 192 168 3 50 l output Bod 5008 Remote remote Lax from a distant passion Midi midi punetion miai miai Computer connected to midi devices Cop a undo redo Stop qo CES This remote is also switchable with a Pause Resume CS pe oe Reset om midi input note or program change Sound on off CS Bupass Aud
11. bar displays the portion of the loop played in real time It also display the in and out of the loop Sequencer Allows to make a sequence of portions of the loop Video effects Originals video effects Timing control Lax can be used free of any time control or with a human friendly timing control with tempo relative units Lax can be the master or the slave of any daw using tempo timing control Display control Controls the settings of the display Recorder Can record the audio and video output of Lax Page 6 Network sender Video output can be sent on a network for Max users Using Lax 2 1 Preferences Preferences Loop preset Loop preset The menu of Preferences is the access video from Midi for the settings of the loop engine the Key sound card and the control with midi video samples Wii keyboard wii and arduino bball mo countdow Loop preset e _ _ You can set Preset of the Loop engine f Maximum length It can be anything from 5s to 90 sec Maximum duration of Loop 30 sec The definitions of loop available are 320 x 240 360 x 288 480 x 360 640 x 480 and 720 x 576 Sampling rate of loop can be set Dimensions of the Loop 320 x 240 Video latere y 2 frames video sampling rate 25 f s Keep in mind that this three parameters change the amount of Ram used If you have a camera with latency mostly the case you can set it Lax will adapt its audio vi
12. deo synchro to make it disappears in loop output Keep in mind that Latency is active for any video input you use Page 7 Sound Lax needs a sound card active to run even if you only loop video contents If the audio is Off in the Sound setup window Lax can t loop l l LE F i a a ce it SFR Sound setup Lax loop stereo or mono audio channels Atalo On 3 U al h d di Driver CoreAudio Built in Output se main y the asio ana core audio Input Devie Butin Micrephon drivers Drivers like none NonRealtime Input Source Internal microphone ad_rewire are not supported Gutpict Destination Internal Speakers Playthrough Input Unsupported The parameters are the classical ones Buffer 512 Samples You can set which channel of your Sampling Rate 44100 Hz sound card you use for audio input or output The menu is always populated poeme en with the ins and outs available on your sound card Channel L input lt lt Channel L 1 output Channela Zinput Chanel 2 2oulput fF There is a special function for auto swith of the input used Midi a snotail Lax can be triggered by any midi device USING LAX WITH MIDI ts A vs on any channel ET 7 f Note program change controler IE pitchbend can be used Pause Resume Sound On 0 i Compositing mode Select the function Fullscreen ep Press the note or move your controler adden 3 It s stored Audio input Controler can change the
13. frame rate of audio and also video Keep in mind that a 10 sec loop at 720 x 576 with 25 fps and an audio sampling rate at 44 1 kHz needs 410 Mo Lax needs 250 Mo itself Depending on your hardware and the settings of the loop preset the startup of Lax takes one s time On a macbook pro 2 4 Ghz with a loop preset of 20 sec at 640 x 480 with 30 fps Lax needs 17 sec to start Page 4 Quick start In the folder Lax softwares you ll find for Windows XP or Vista four folders Lax 2 1 Lax Remote Remote Live with Lax Developpers run the Lax 2 1 exe for Mac OSX three applications Lax 2 1 Lax Remote Synchro with Lax and a folder Developers run the Lax 2 1 application Lax use Ram for storing audio and video data so depending on your hardware loading Lax will take time The interface of Lax can be divided in 12 areas Timing control Loop ps ELON Reset Pause e Stop without control Preferences rois CE Timing control Compositing a mode Input Loop input Video from crossfade Direct Video samples bball mov countdown mov n Record NH unt P a Input Monito ring Output Sequencer s Recorde Low action lay next Codec jpeg g3 D A G 1 Pt 2 Pt 3 Pt 4 Pt 5 Pt 6 Pt 7 Pt 8 Pt 9 Pt 10 Pt 11 Pt12 P Magnetism 1Bar Bars r Audio from gt i IP sending Micro z Output Effects X
14. g Alpha blend Usefull only with alpha content The Direct Indirect button allow to have in the main output the output of the mixer or only the loop when Lax is not recording a layer of loop With any state of this button the main output is the output of the mixer when recording a layer of loop Each time you make a layer of loop the settings of the mixer is re initialize to Crossfade with a mixing value of O The freeze function allow to keep the settings you make for all the future layers of loop Loop controls Reset buttons controls the playing and recording of loops made with Lax This functions are also available with midi keyboard Wii or Arduino board Loop Click it will start the recording of a new layer of audio video loop Click to stop even it stops at the max length The button is red whenrecording white when not recording Undo Redo One level on Undo Redo Reset Clear all the layers of loop Pause Resume Pause and resume the reading of loop Stop Play Stop and play the loop Page 14 With this two last functions you can stop or pause on the actual frame on a black frame or on the preview of the video and audio input Progression bar 1 It shows the recording and reading of the loop For the first layer of loop you can change the start and end point of the loop Video effects The video process in Lax can be shematized as follow The video travels in t
15. he green and black line The Lax engine the engine whick makes loop is processed after the mixer for video and audio Timing control Loop Op Ga Undo Reset Stop without control Preferences ast frame Last frame Le Input video from ofpositing mode s Loop timput crossfade 5 Direct R P Samples Video samples bball mov countdown mov 320x240 X ooo ii g Sequencer mapaes leas s Follow action Play next Codec jpeg D 0 Ca i Pt 2 Pt3 PES Pt 6 Pts Pr Pt 10 Pir amp Audio from Mequon ilar Micro lnpat Effects Output Effects Microphone Line in Pix fb Glop Multi Tiff Slide XY Delay Wob Dist ZLuma Expo Cont Conve Multi Blur C B S Dist Il Squint Del C Blur Active Active Horizontal speed 0 Def 1 Modes 0 Sound settings Vertical speed 0 __Instable feedback of rectangles Active _X Y moving__ Page 15 There is two kinds of video effects The Input Effects are applied to the input before the mixer The Output Effects are applied after the Lax engine they are not looped Output ete ets XY Delay Wob Dist Luma C B S Dist Il Squint Del C Blur Active input Effects Pix fb Glop Multi i Tiff Slide Expo Cont Conv Multi Blur Gane lO Active Gain G Gain B
16. inly tested with Live or any device that provides a midi synchro clock a audio and video recorder avideo network sender Lax can be triggered with a keyboard any midi device a arduino board a wiimote Every parameters are saved in a preset Installation On windows XP or Vista You need QuickTime installed 7 0 or later Uncompress the Lax 2 1 zip file Copy the folder Lax softwares in your program files directory Page 3 That s done On Mac OSX 3 9 or later Uncompress the Lax 2 1 zip file Copy the folder Lax softwares in your Applications directory That s done The principle Lax is looping using an overdub process without accumulation You can loop audio or video or audio and video by switching on or off the buttons show below Sound On_ _ Video On _ FENCES The first layer of loop make the maximum length of your loop You can resize the loop only at this state with the inlet and outlet of the progression bar The over layers of loop will be of this length or less and this will be the last period of loop length that will be looped It means that if your first layer of loop is 12 sec long and you loop an hour for the second that will be the last 12 sec of this hour that will be looped non cumulative It also use Ram for storing audio and video data in real time The amount of Ram needed is related to the video definition of the loop its length its
17. io video o Fullscreen o Diau stmviden nes d im ta 1 In live or any daw you use you need to set at least one input of an audio track to Lax Remote Because this list is populated with shorcuts find in the directory Users you Application Support Propellerhead Software Rewire for mac and for Windows you probably need to run Lax remote alone one time Page 24 tralala Page 25
18. ored Control of the speed of loop can be done with orientations of the wiimote min and max speed needs to be defined This window needs to be closed to have C control with the wiimote enabled Page 9 Arduino O Using Lax with Arduino ee You can trigger Lax with a Arduino board http www arduino org LI owoff USING LAX WITH ARDUINO Function Digital input Function Digital input undo redo You need to switch On the On Off toggle at the top left of the window to na activate your board Select the function Select the analog or digital input It s stored Speed 4 Cycle through audio input Analog input can Authorizi change the value of digit Free Free Free mint 0 maxi OD Control of the speed of loop can be done with any analog input of the board f min and max speed needs to be defined 7 vee F PEEEEETEE MAAA se amp J minit maxi Compositing mode This window needs to be closed to have control with Arduino board enabled Arduino Settings Arai Settings In this window settings you can set Port Bluetooth PD which input you want to use Ales ire i Avalos lin 2 Analog tv 3 Avalos tv 4 Ales ire JOOOOO Every parameters of any preferences is automatically saved in preset Each time you change something Lax remembers it and save it All the settings including preferences effects setings display
19. settings are saved when you exit Lax in a file named Lax_preset xml If you want to restart from blank settings just trash this file Page 10 Video input There is three kinds of video input video from CA L DV Video 320 x 240 Settings video from Vid o samples bball imov countdown mow Live from any camera or any digitizer Activate The settings allow to set up your driver options in your system interface From any video sample that can be read by Quicktime Click on the folder icon and select a directory Click in a line of the playlist Select a video fle You can change the rate you can jump to a specific frame with a click in the progresion bar where a red spot travels The playlist is automatically saved in the file video Page 11 vid o from Network For max users P receiving You can receive video from jit net send object of Max MSP Jitter on the same or a distant computer Port Set the port to receive You ll see a green spot right to word connected You can set the definition of the input 320 x 240 Connected o In the Developers folder you can find an example of patche to use with IP_sender maxpat Audio input Input MLA LEAL Outpt The levels and monitoring satus are H LJ S stored with preset There is three kinds of audio input Awalo from Micro From any input of yo
20. ur sound card Microphowe Line Lin The input can be mono or stereo The button Sound Settings opens the me a a 3 Sound Setup window Mono Sound settings With Mono enabled you got the channel 1 of Lax see Sound Setup Page 12 Audllo from NE PEE a The audio sampler can play AIFF NeXT Lima i SUN au WAVE and Raw Data files Adio samples You can change the start and end drumLoop aif points of the file read C Files are read in loop Atuallo from video Samples When you read video sample in video input you can get the audio track of the video sample if available Sound from video samples Mixer Concpositing mode chroma keying gt Direct Saturation Soft MESS Concpos iting Mode crossfade z Loopt Lap Lt Loop Lap ttt Chocs 4 Re color Compos iting mode Alpha Blend Corpos iting Mode math operation 4 Direct operating mode addition pass left input multiplication addition division Loopt Lap ut Loop Lup Lt Normal z Normal Freeze O Inverse Guick ecess Freeze O Page 13 There are 4 mix mode Crossfade Crossfade Chroma keying Click on the input s preview to select a color in the image or define it with color panel You can set the saturation of the color and the softness of the chroma keying Math Operation Many mode for mixing and compositin
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