User Manual
Contents
1. Digital Entertainment Neural UpMix by DTS User Guide Document No 9302J70400 Revision B Release Version 1 00 00 Effective Date June 2010 DTS Inc Consumer Pro Audio Division 5220 Las Virgenes Rd Calabasas CA 19302 USA www dts com Confidential Do NOT Duplicate DTS Document Number 9302J70400B 18169v3 SS dits User Guide Digital Entertainment Neural UpMix by DTS Confidential This document and the Neural UpMix by DTS contain confidential proprietary information of DTS Inc and or its affiliates DTS including but not limited to trade secrets know how technical and business information This document is not for disclosure except under terms of a fully executed written confidential disclosure agreement by and between the recipient hereof and DTS Unauthorized disclosure is a violation of State Federal and International laws THIS DOCUMENT AND THE NEURAL UPMIX BY DTS ARE NOT FOR USE EXCEPT UNDER TERMS OF A VALIDLY EXECUTED WRITTEN LICENSE AGREEMENT BY AND BETWEEN THE RECIPIENT HEREOF AND DTS No Warranty THE FOLLOWING TERMS SHALL APPLY TO ANY USE OF ANY HARDWARE SOFTWARE AND METHODS ASSOCIATED WITH THIS DOCUMENT THE PRODUCT AND AS APPLICABLE ANY RELATED DOCUMENTATION 1 ANY USE OF THE PRODUCT AND ANY RELATED DOCUMENTATION IS AT THE RECIPIENT S SOLE RISK II THE PRODUCT AND ANY RELATED DOCUMENTATION ARE PROVIDED AS IS AND WITHOUT WARRANTY OF ANY KIND AND DTS EXPRESSLY DISCL2. are not available It is especially useful for catalog films TV series docu mentaries menus deleted scenes and featurettes Confidential Do NOT Duplicate 1 DTS Document Number 9302J70400B 18169v3 SS dits User Guide Digital Entertainment Neural UpMix by DTS 2 System Requirements 2 1 Software Requirements Microsoft Windows XP SP2 or greater or Vista Business Apple Macintosh running OS X 10 4 8 or greater Pro Tools HD or LE 7 4 or greater or a VST Compatible Host e g Steinberg Nuendo LE requires Production Toolkit 2 2 CPU Requirements Processor Intel Core 2 Duo 2 2 GHz or faster Memory 2 GB Hard Drive Separate Data Drive for audio and video files 7200 RPM SATA 2 3 iLok Usage Neural UpMix by DTS is an iLok enabled software product Because Neural UpMix is a down load only product the iLok license code is issued during purchase Once the iLok license code 1s redeemed and synchronized to an 1iLok Smart Key at iLok com the Smart Key will contain the license and authorizations necessary to activate and run the software you purchased Simply insert the Smart Key into the USB slot and the system is ready for use It is strongly recommended that once the Neural UpMix application is running that the 1Lok Smart Key remain in the USB slot Removing the Smart Key while the application is running may result in runtime application errors The license may be transferred from one iLok Smart Key to another Ple
3. to 5 1 playlist USE IN PLAYLIST factory default create individual files entire selection Tee COMPARE multi input mode Settings Dutput T Lms Lss E 6 Ee EI en umomd en ee er uma B E oo oo Figure 5 16 0 0 dB Process Note The AudioSuite plug in does not currently support the use of presets saved within the RTAS plug in and vice versa Confidential Do NOT Duplicate 17 18169v3 DTS Document Number 9302J70400B dts Digital Entertainment User Guide Neural UpMix by DTS You are ready to upmix Click on the Process button to generate the 6 channels of upmixed audio see Figure 5 17 Bars Beats Time Code 00 00 00 00 Samples OO T Tempo Meter Markers iha L Audio 1 grp scaa 03 01 E l vr rai E uev lra AS wee fra PS v ra Audio5 7 PS wv ra AS uev ra Audio Zgrp scaa 3 01 Audio 2 qrp scaa_ 02 04 Audio 4 grp scaa 03 0 Audio 5 grp scaa 03 01 Audio amp grp scaa 3 0 Figure 5 17 00 04 00 00 ee SS es eS eS eS SS Note The resulting files are output according to the standard Pro Tools 5 1 channel order I L 2 C 3 R 4 Ls 5 Rs 6 LFE Confidential Do NOT Duplicate 18169v3 18 DTS Document Number 9302J70400B E dts User Guide Digital Entertainment Neural UpMix by DTS 6 Using the Neural UpMix plug in in Nuendo Due to the upmixing process the Neural UpMix plug in will not have the s
4. AIMS ALL WARRANTIES EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO ANY IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE REGARDLESS OF WHETHER DTS KNOWS OR HAS REASON TO KNOW OF THE USER S PARTICULAR NEEDS III DTS DOES NOT WARRANT THAT THE PRODUCT OR ANY RELATED DOCUMENTATION WILL MEET USER S REQUIREMENTS OR THAT DEFECTS IN THE PRODUCT OR ANY RELATED DOCUMENTATION WILL BE CORRECTED IV DTS DOES NOT WARRANT THAT THE OPERATION OF ANY HARDWARE OR SOFTWARE ASSOCIATED WITH THIS DOCUMENT WILL BE UNINTERRUPTED OR ERROR FREE AND V UNDER NO CIRCUMSTANCES INCLUDING BUT NOT LIMITED TO NEGLIGENCE SHALL DTS OR THE DIRECTORS OFFICERS EMPLOYEES OR AGENTS OF DTS BE LIABLE TO USER FOR ANY INCIDENTAL INDIRECT SPECIAL OR CONSEQUENTIAL DAMAGES INCLUDING BUT NOT LIMITED TO DAMAGES FOR LOSS OF BUSINESS PROFITS BUSINESS INTERRUPTION AND LOSS OF BUSINESS INFORMATION ARISING OUT OF THE USE MISUSE OR INABILITY TO USE THE PRODUCT OR ANY RELATED DOCUMENTATION Confidential Do NOT Duplicate DTS Document Number 9302J70400B 18169v3 SS dits User Guide Digital Entertainment Neural UpMix by DTS Copyright Information User Guide for Neural Upmix by DTS Do Not Duplicate 2010 DTS Inc All rights reserved Unauthorized duplication is a violation of State Federal and International laws This publication and the Product are copyrighted and all rights are reserved by DTS Inc Without the express prior written
5. Requirements uoce cuiu cop Ec EE Eu EPe TREE cU E eTOn x Se RIDE Eru nnmnnn mnnn 2 Dl SODDWAIE Regu remens seieren pereina e a Eae ENEE eK ar ES 2 22 APUR eG CMC ae E E E O O OEE Z Tie aap E WC TT H RS 2 3 rne Sc aE 3 E TOD ee a E E E E E E EE T 3 R VU o NERO 4 SV MP TERR T Um 4 SW SIBI T UU Mm 5 32 PUTON C Manne IS ose sconctrciesce Reuse ipiam oie ETA E 5 SP REIN dere iio REOR UU T TT 6 S019 LFE SOC LOW Pass FINEP ois uctoi i21251950290 9902 9050990239 E ENE E E SENE a Enn EEr 6 S O E E E E A 7 331 Output Level MolerS sirios oneg eiaa secuetasaccataeaccesseucueiaeceaatenpeasseceeseese 7 e LE 0 PA E PEE T 8 SENEC CMM RTT 8 S Se ME MT RR EROR CIRC PRONUS 8 4 Using the Neural UpMix RTAS plug in in Pro Tools 10 AES RE PIT PRO E E E E E 11 5 Using the Neural UpMix AudioSuite plug in in Pro Tools 13 6 Using the Neural UpMix plug in in Nuendo 19 Confidential Do NOT Duplicate j DTS Document Number 9302J70400B 18169v3 SS dits User Guide Neural UpMix by DTS Digital Entertainment 1 Introduction Neural UpMix is a groundbreaking plug in for the post production and mixing communities Combining precision and creative flexibility it can output 5 1 or 7 1 multi channel stems from stereo or 5 1 source material and 1s intended for projects where the original source elements for a conventional upmix
6. a limiter that oper ates on all channels see Figure 3 7 Rs m di clipping indicator SS n E peak level Lc WE current level g T EH numerical value of current level EE 4d solo button w T gt Boo E gain trim Figure 3 7 3 3 1 Output Level Meters The yellow bar indicates the instantaneous audio level of the channel see Figure 3 2 The thin line above it shows the peak level over the past second Below the meter is a numerical readout of the peak audio level Confidential Do NOT Duplicate 7 DTS Document Number 9302J70400B 18169v3 S dits User Guide Digital Entertainment Neural UpMix by DTS At the very top is a small rectangle that indicates whether clipping has occurred The rectangle is red if clipping has occurred in the channel and black if clipping has not occurred A clipping indi cator remains red until it is manually reset Clicking on any of the clipping indicators will reset the clipping indicators on all channels 3 3 2 Solo Button When a Solo button is enabled it will turn blue and it will mute all other channels Clicking the Solo button again will turn Solo off You can solo multiple channels by clicking on additional Solo buttons 3 3 3 Gain Trim The gain trim allows you to fine tune the balance of the resulting upmix Clicking on the or buttons increases or decreases the output gain by 0 5 dB per click The gain of each channel can be ad
7. ame number of inputs and outputs For example if you are upmixing from stereo to 7 1 the Neural UpMix plug in will have 2 inputs and 8 outputs In Nuendo you must create a track that has the same number of channels as the output of the Neu ral UpMix plug in So if you do a stereo to 5 1 upmix you need a track with 6 channels If you do a stereo to 7 1 upmix or a 5 1 to 7 1 upmix you need a track with 8 channels To add a track go to Project gt Add Track gt Audio and in the Configuration section select the number of tracks see Figure 6 18 Connect the output of this track to an output bus with the correct number of channels 7 1 Music configuration Figure 6 18 Next drag the input audio file onto the newly created track The plug in accepts both interleaved stereo and interleaved 5 1 files If you drag an interleaved stereo file onto a 5 1 or 7 1 track Nuendo will put the input channels onto the first two channels of the track If you drag an inter leaved 5 1 file onto a 7 1 track Nuendo will put the input channels on the first 6 channels of the track see Figure 6 19 F I I I I I I I I I I I I I I I I I I l I I FAEERE a v Ee LU misi Fimusic e R w 1 ies irc oie acre a a ea Lon earn A Piva iol tq eft ata he leaned eit Cen corny r Cu ea ee Ma ee dod tit Bob d ud Figure 6 19 Confidential Do NOT Duplicate 19 DTS Do
8. ase refer to Man age Your iLok on the iLok website located at http www ilok com Confidential Do NOT Duplicate 2 DTS Document Number 9302J70400B 18169v3 SS dits User Guide Digital Entertainment Neural UpMix by DTS 3 Main Screen Figure 3 1 shows the main screen of the Neural UpMix a Track Preset Auto Audio 1 lt factory detault gt 2 BYPASS Neural UpMix lh COMPARE SAFE RTAS Neural UpMix isis issiRss rmm Figure 3 1 The main screen has 3 sections Input Settings and Output 3 1 Input The input section of the main screen displays meters that match the channel count of the input sig nal If the input source is stereo there will be 2 input meters If the input source is 5 1 there will be 6 input meters The yellow bar indicates the instantaneous audio level of the channel see Figure 3 2 The thin yellow line shows the peak level over the past second Below the meter is a numerical readout of the peak level the level at the thin yellow line At the very top is a small rectangle that indicates whether clipping has occurred The rectangle is red if clipping has occurred in the channel and black if clipping has not occurred The clipping indicator remains red until it is manually reset Clicking any of the clipping indicators will reset the clipping indicators on all channels Confidential Do NOT Duplicate 3 DTS Document Number 9302J70400B 18169v3 S dits User Gui
9. cument Number 9302J70400B 18169v3 S dits User Guide Digital Entertainment Neural UpMix by DTS Then go to the Inserts and select the Neural UpMix plug in This will bring up the Neural UpMix user interface see Figure 6 20 r 1 a gt i i me ee P f Z 3 f 134 e e amp t ul MEETS MS USA xi ZED E File Description Ste End Length Offset snap Fade In Fade Out Volume 04 Nosey Jo 04 Nosey Jo 0 00 00 00 0 02 39 08 0 02 39 08 0 00 00 00 0 00 00 00 0 00 00 00 0 00 00 00 0 00 dB Ld LI LI LI LI LI I L T T I LI I L LI I Lj T L LI T T T L I T L L Lj LI T T LI LI J 1 00 00 2 00 00 3 00 00 i por dio 01 ee R et ae Audio 01 udio Da RAORAO Fog iden esq Ox Inserts ro M ES e ATA OR OR it PAPAL MS Head EAI tae dlp AAD AAAI NAS AIA RA ANN ALAA Moro i ais n A nr Audio 01 Ins 1 DTSUpMix2to8 vst Pa e ee ee DTSUpMix2to8_vst Neural UpMix Settings Output B B B B 0 0 B Equalizers Rec 46000 Hz 24 Bit Max 39h O6mi Figure 6 20 Now when you play the input track it will be processed through the Neural UpMix plug in Confidential Do NOT Duplicate 20 DTS Document Number 9302J70400B 18169v3 SS dits User Guide Digital Entertainment To capture the upmixed audio first you must select the waveform region to capture by moving the small triangles on the timeline Then go to File Export Audio Mix
10. de Digital Entertainment Neural UpMix by DTS Input L R lt f Clipping indicator ey ret peak level UM p current level 38 Bn ta ey numerical value of peak level Figure 3 2 3 2 Settings The Settings section is in the middle of the main screen In the Settings you can adjust the param eters that determine how the sound 1s processed during upmixing 3 2 1 Depth The Depth control allows you to adjust the balance between front and surround speakers during the upmix process Moving the slider up shifts the balance toward the front speakers and moving it down shifts the balance toward the rear speakers The box below the slider gives a numeric indi cation of the balance see Figure 3 3 T Figure 3 3 Confidential Do NOT Duplicate 4 DTS Document Number 9302J70400B 18169v3 SS dits User Guide Digital Entertainment Neural UpMix by DTS When the slider is in the center the indicator at the bottom displays Auto This default Auto set ting results in an unbiased upmix based on the phase and intensity of the input material As the Slider moves toward the bottom the indicator shows a down arrow to indicate that the balance is weighted toward the surround speakers When the slider 1s moved above the center the indicator shows an up arrow to indicate that the balance is weighted toward the front speakers The percent age goes from 1 to 100 3 2 2 Width In speaker s
11. down It will bring up a window where you will set the parameters for the capture to file see Figure 6 21 Export Audio Mixdown File Lacation hy Llpmixed Music File C Documents and Settings Jett Desktop Share B Insert Broadcast wave Chunk E dil Don t Use Wave Extensible Format Audio Engine Output Audio 01 7 1 Music Real Time Export B Mono Export sample Hate EEUN Bi iniusti W Stereo Esport Bit Depth 34 Bit tine Sekai ee B Split Channels Import into project B Pool W Audio Track Close dialog after export Close Figure 6 21 Click on the Export button to capture the output file Confidential Do NOT Duplicate 21 DTS Document Number 9302J70400B 18169v3 Neural UpMix by DTS
12. he AudioSuite version of Neural UpMix must be used with mono tracks in Pro Tools in order to allow a different number of input channels and output channels Let s say for instance that you want to perform a stereo to 5 1 upmix First you must create a Pro Tools project that contains mono tracks equal to the number of desired output channels In this case we need 6 mono tracks Next we load the L and R channels of the stereo file into the first two tracks of the project see Figure 5 11 D0 00 30 040 00 04 00 00 SS SS SS SS SS SS E EE SS SS SS SS SS SS SS SS SS SS M E SS SS E E SS M TE SS SS SS SS SS e M M E SS M SS SS SS m E M Rm m m t um Joans Jump 24b 02 L Audio2 Joans Jump 24b 02 R ASC wv fra PS we rc IS vv rd Py wv cd SS wv ra Figure 5 11 Confidential Do NOT Duplicate 13 DTS Document Number 9302J70400B 18169v3 Digital Entertainment User Guide Neural M UpMix by DTS Group the tracks To do this you must first select an area the same length as the sound files across all 6 tracks see Figure 5 12 I Audiot 7 E w ra C Audio i Py vev rd Audio 3 E ws ra Audio4 7 PITE w rc Audio5 TS wv ra Audio6 7 PE wv ra Joans Jump z4b 02 L Joans Jump 24b 02 R Figure 5 12 Confidential Do NOT Duplicate 14 18169v3 DTS Document Number 9302J70400B S T User Guide D
13. igital Entertainment Neural UpMix by DTS Right click on the selected area to bring up the right click menu see Figure 5 13 Select the Group menu item ey ae ook t 123 5 n iss 8 o ERN PR Cut Copy Clear Matches TE 99 9 700 009 000017 Spot E Jump 24b 07 L a Group 3 Joans Jump 24b 02 R Loop Sl wv rc Audio 4 AudioG eism wee rd Figure 5 13 Confidential Do NOT Duplicate 15 DTS Document Number 9302J70400B 18169v3 E if User Guide Digital Entertainment Neural UpMix by DTS Pro Tools will now show the 6 tracks grouped together see Figure 5 14 Mia Audio _ ADEA wv ra PICIE3ETIE wv ra Audio3 PICIT3ETIE wy fra PIEIESE Eve rd PITE wy ra Audio6 T PITIESETI ves ri Figure 5 14 Go to the AudioSuite menu and select the UpMix that you want In this case select 2 0 to 5 1 see Figure 5 15 EQ Dynamics gt Pitch Shift b Reverb b Delay Modulation b Harmonic b Sound Field lm Neural UpMix 2 0 to 5 1 _ Other Neural UpMix 2 0 to 7 1 Neural UpMix 5 1 to 7 1 Figure 5 15 Confidential Do NOT Duplicate 16 DTS Document Number 9302J70400B 18169v3 Digital Entertainment User Guide Neural UpMix by DTS On the plug in you must set the playlist region list button to playlist see Figure 5 16 set to playlist AudioSuite Selection Preset Neural UpMix 2 0
14. justed by a maximum of 9 dB 3 3 4 Limiter The output section has a limiter that can be used to limit the output level of all channels When you click on the Enable button the button becomes blue and the limiter becomes active The Confidential Do NOT Duplicate 8 DTS Document Number 9302J70400B 18169v3 S dts User Guide Digital Entertainment Neural UpMix by DTS Ceiling slider sets the maximum output level in dB This level is displayed in the window under the slider see Figure 3 8 Figure 3 8 Note The channel gain trims are applied post limiter Confidential Do NOT Duplicate 9 DTS Document Number 9302J70400B 18169v3 E dits User Guide Digital Entertainment Neural UpMix by DTS 4 Using the Neural UpMix RTAS plug in in Pro Tools Due to the upmixing process the Neural UpMix plug in will not have the same number of inputs and outputs For example if you are upmixing from stereo to 7 1 the Neural UpMix plug in will have 2 inputs and 8 outputs The track that you insert the plug in on must match the same number of channels as the inputs of the plug in So if you are doing a stereo to 7 1 upmix you must start by creating a stereo track When you insert the Neural UpMix plug in on the track the list of inserts will show the Neural UpMix versions that have a stereo input see Figure 4 9 INSERTS AE DL i no insert multichannel plug in EQ multi mono plug in Dynamics Reverb Delay Modula
15. permission of DTS Inc no part of this publication may be reproduced photocopied stored on a retrieval system translated or transmitted in any form or by any means electronic or otherwise Due to ongoing improvements and revisions DTS Inc cannot guarantee the accuracy of printed material after date of publication nor can it accept responsibility for any errors or omissions DTS Inc may publish updates and revisions to this publication however DTS has no obligation to notify you of any such update or revision and nothing herein shall be construed as creating any obligation for DTS to do so and DTS has no obligation to update or revise this publication and nothing herein shall be construed as creating any such obligation Conformity with any standards contained herein shall not constitute DTS certification No product is certified until it has passed DTS testing and DTS has issued a certification statement The content of this publication supersedes the content of any materials previously provided by DTS pertaining to the subject matter of this publication DTS and the Symbol are registered trademarks and Neural Upmix by DTS and the DTS logos are trademarks of DTS Inc All other trademarks are the properties of their respective owners Confidential Do NOT Duplicate DTS Document Number 9302J70400B 18169v3 SS dits User Guide Digital Entertainment Neural UpMix by DTS Table of Contents T MEO CUCU OR e RETE IU MM 1 2 System
16. s the middle surround speakers are positioned Confidential Do NOT Duplicate 5 DTS Document Number 9302J70400B 18169v3 S dits User Guide Digital Entertainment Neural M UpMix by DTS slightly to the rear of the listener 2 110 degrees Neural UpMix shows a diagram of the selected speaker configuration see Figure 3 5 d LsiRs i Lss Rss tJ Ls Rs d Lss Rss Figure 3 5 3 2 4 The About box Clicking on Neural Upmix on the left side of the title bar brings up the About box with infor mation about this plug in The About box appears where the speaker layout 1s normally shown 3 2 5 LFE 80 Hz Low Pass Filter This button turns on a filter that removes all frequencies above 80 Hz from the LFE channel The button is illuminated blue when it is on see Figure 3 6 The default state is enabled If the button is disabled the LFE is unprocessed In the 2 0 to 5 1 and 2 0 to 7 1 cases the generated LFE will contain frequencies up to 80 Hz if this button is enabled If this button is disabled the generated LFE will contain frequencies up to 120 Hz Confidential Do NOT Duplicate 6 DTS Document Number 9302J70400B 18169v3 S dits User Guide Digital Entertainment Neural UpMix by DTS Note This button should not be confused with bass management which is not a feature of the Neural UpMix plug in Figure 3 6 3 3 Output The output section has metering soloing and gain trim for each channel plus
17. te track and feed the audio from the track with the live input to the track with the Neural UpMix plug in Here is the procedure 1 Create an Audio Track with the appropriate number of input channels and an Aux Track with the correct number of output channels For instance if you are doing a stereo to 5 1 upmix create a stereo Audio Track and a 5 1 Aux Track 2 Insert the Neural UpMix plug in on the Aux Track 3 Create a Bus Path with the number of output channels and then create a Sub Path of that bus with the number of input channels For instance on a stereo to 5 1 upmix create a 5 1 Bus Path and then create a stereo Sub Path of that Bus 4 Assign the Bus Path to the input of the Aux Track and the Sub Path to the output of the Audio Track This passes the audio from the input track to the plug in s track 5 Assign an output to the Aux Track this should match the number of output channels 5 1 in this example and turn on the live input monitor on the Audio Track Confidential Do NOT Duplicate 11 DTS Document Number 9302J70400B 18169v3 S dits User Guide Digital Entertainment Neural UpMix by DTS Now you can upmix in real time with live audio The output can be monitored in real time or be bounced to disk Confidential Do NOT Duplicate 12 DTS Document Number 9302J70400B 18169v3 S dits User Guide Digital Entertainment Neural UpMix by DTS 5 Using the Neural UpMix AudioSuite plug in in Pro Tools T
18. tion Harmonic Dither Sound Field Instrument Other Neural UpMix stereo 5 1 Neural UpMix stereo 7 1 LEE NE n MEER MEL NEL NEL MEL M Figure 4 9 If you select for instance the stereo 7 1 plug in Pro Tools will reconfigure that track to have 8 outputs You will notice that Pro Tools changes the track display to show 8 output meters see Fig ure 4 10 Audio 1 T e T S M o Figure 4 10 You will now need to assign outputs to this track and you will see that Pro Tools will only offer to connect a 7 1 bus Confidential Do NOT Duplicate 10 DTS Document Number 9302J70400B 18169v3 SS dits User Guide Digital Entertainment Neural UpMix by DTS You are now ready to upmix Import a stereo sound file on the track and hit play to listen in real time or you can Bounce to Disk to capture the upmixed file In the 5 1 to 7 1 case the 5 1 audio track is expected to contain input channels ordered according to the standard Pro Tools 5 1 channel order 1 L 2 3 R 4 Ls 5 Rs 6 LFE Note The Lsr and Rsr output channels are sent to the channels Pro Tools defines as Lc and Rc respectively Note The plug in does not currently support Touch or Touch Latch automation 4 1 Live Inputs When you turn on the live input monitor on a Pro Tools Audio Track Pro Tools automatically bypasses the plug ins on that track So if you want to use Neural UpMix with a live input you must place the plug in on a separa
19. ystems that have Left Right and Center speakers a sound in the center can be repro duced either by playing it out of the Center speaker or by playing it at equal volume out of the Left and Right speakers creating a phantom center The choice of whether to have a true cen ter or a phantom center is an artistic decision A true center results in a highly focused sound whereas a phantom center presents a sound that appears to be much wider upon playback The Width control determines whether the Center channel information will be played as a true center a phantom center or a blend of the two see Figure 3 4 When the control is completely to the right the Center sound will be a phantom center and the indicator at the right will show 100 When the control is all the way to the left all of the Center sound will be a true center coming out of the Center speaker and the indicator at the right will show Auto This default Auto setting relies on phase and intensity offsets to determine the placement of the Center image If the control 1s anywhere in the middle the indicator will show the percentage of the Center sound that 1s processed as a phantom center Figure 3 4 3 2 3 Surround Channels When upmixing from stereo to 7 1 two slightly different output speaker configurations are avail able In one layout Lss Rss the middle surround speakers are positioned at the side of the lis tener 90 degrees In the other layout Ls R
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