L-Norm - beDSP
Contents
1. wO P Mocmalizer wayre Figure 24 Target Values Figure 22 Analyzing Mode Figure 23 Source Values c A typical EBU compliant file will need to have a program loudness of 23 LUFS with a max true peak of 1 dBTP Now you can set the target values for normalization see Figure 24 and then click on the Analyze Render slider see Figure 25 Be advised after switching to render mode the target values will be locked If you want to return to analyze mode the source values will be reset and a new analysis will be needed bel P Normalizer Eo Render d Once you click on the Render button the plug in will normalize the file and do a final analysis You can check the values under the Source label for the new loudness measurements Be advised if heavy true peak limiting occurs the program loudness will not be 100 accurate Figure 25 Rendering Mode For 5 1 file formats you need to make sure that the clip is on a 5 1 track and not split into multi mono channels beDSP gt Nuendo Select the audio clip a Select the audio region see Figure 26 and then load the plug in from the Audio top menu see Figure 27 Sometimes the plug in will display values from previews ses sions simply double click the Analyze Render slider under L Normalizer for a com Figure 26 Select the audio clip plete reset b with the slider set on Analyze click the Process b2. VERSION 2 Source Program Loudness 21 7 Max Short Term Loudness 20 0 Max Momentary Loudness 17 5 Loudness Range 2 7 Max True Peak 10 4 L NORMALIZER Loudness Normalizer and True Peak Limiter VST AU AAX plugin based on BS1770 rev 3 EBU R128 ATSC A 85 and ARIB TR B32 Now you can easily analyze and normalize your audio material as Units LUFS LUFS LUFS LU dBTP beDSP Normalizer Analyze S beDSP User Manual This page intentionally left blank CONTENTS neDSP L Normalizer Loudness Normalizer and True Peak Limiter l L Normalizer 5 2 Installation and Authentication g 3 How does t work 17 3 1 Interface 17 3 2 The normalization algorithm 18 3 3 Recommended workflows Pro Tools Nuendo Premiere Pro 20 4 L Normalizer Software License Agreement 21 This page intentionally left blank l L Normalizer beDSI Source Target Units Correct Program Loudness 22 4 23 Bes O DSP Max Short Term Loudness 10 4 0 Beas N ormalizer Max Momentary Loudness 8 7 LUFS Loudness Range 6 5 LU Analyze BD Max True Peak 0 2 30 ee 0 090 Pte Knee Width 6 Bear The next logical step after releasing the loudness meter application ALM 5 1 was to create an affordable cross platform loudness normalizing tool the L Normalizer This particular application can be very useful and helpful for audio engineers working in post production and broadcasting environments T
3. amplification or attenuation of the entire program with the gain obtained above Gain a 2 After normalization it s necessary to verify if the Max True Peak Level exceeds its correspondent target value If it does the True Peak Limiting block is applied to obtain a lower Max True Peak l b Normalization after the Max SL parameter b l First it s necessary to calculate the gain defined as Gain lt dB Max SL target Max SL measured If the Max SL measured Is greater than the target value the gain will be negative and the normalization resumes at an attenuation of the entire program with the gain obtained above GainSL If the Max SL measured Is lower than the target value the audio material will not be changed b 2 Also it s necessary to verify if the Max True Peak Level exceeds its correspondent target value If t exceeds the True Peak Limiting block is applied to obtain a lower Max True Peak After the normalization is done C Normalizer creates two log files of the program material for evaluation and quality control of the descrip tors Program Loudness Max SL Max ML LRA and Max True Peak with their time code position for both source and target material 1 Note that after the True Peak Limiting block the Program Loudness Level will not be perfectly equal with the Program Loudness Level desired 19 beDSP L Normalizer Loudness Normalizer and True P 3 3 Recommended Workflows The workflow
4. license request Click Ok for authorization 6 A folder with the license reply will be revealed named LicensesToMove This folder is saved in the same place you ve copied your license request Now move your license reply on the computer you wish to authorize beDSP License manager x DSP User user bedsp net Password Load your license request Browse Choose your license request Your license reply will be saved in the same location Figure 16 Authorizing your license request 16 L Normalizer beDSP License manager 63 Load your license reply received from the beDSP License Manager to finish the authorization Figure 17 Loading your reply 7 Back on your computer from the main menu see Figure 10 pick Offline Activation then choose Load Reply see Figure 17 A browser window will open and you have to select your reply 8 After loading your reply a confirmation window will appear like the one from Figure 13 Press Ok and enjoy your product 3 How does It work beDSP Figure 18 Interface 3 1 Interface Integrated Loudness or Program Loudness in LUFS both Source and Target values Max Short Term Loudness in LUFS both Source and Target values Max Momentary Loudness in LUFS Loudness Range in LU The Correction parameter for normalization Program Loudness or Max Short Term Loudness Max True Peak dBTP both Source and Target
5. 3 Confirmation window 4 A confirmation window will appear that specifies the name of the product you have just activated and the type of license see Figure 13 Press OK and enjoy your product 14 beDSP Offline Activation If you don t have an internet connection select Offline Activation from the main menu see Figure 10 then Generate Request see Figure 14 l Insert your serial number and select the folder where you want to save your license request 2 After clicking ok your license request will be saved A window containing the license request will be revealed 3 Copy your license request on a flash drive or any data storage device and move It on the online computer this second computer must have the beDSP license manager installed and an internet connection so you can continue your activation beDSP License manager Sore beDSP License manager 3 Serial Number 11111111111111111111111111111111 Choose your destination folder Browse Save your license request and load it using the beDSP license Manager on a computer connected to internet Choose the destination folder for your license request Figure 14 Offline Activation options Figure 15 Generating the license request 15 beDSP 4 From the Online Activation menu pick For Another Computer see Figure 11 5 In the authentication window see Figure 16 insert your beDSP username Same as your e mail password and load your
6. Type this software on the disk Macintosh HO installation See be S The installation was completed successfully e installation was successful go 11 beDSP L Normalizer Loudness Normalizer and True Peak Limiter Windows Installation oo Senp is now ready to begin netaling Normalize on your computer Chick Install to continue with the installation Welcome to the L Normalizer Setup Wizard This wil instal L tWormaiizer version 1 0 0 on your computer Itis recommended thet you dose al other apobcatons before continuing Cid Next to contirewe or Cancel to ent Setup Figure 8 Installation start Setup L Normalizer Figure 7 Setup window f Completing the L Normalizer Setup Wizard Setup has frished installing L iormalizer on your computer The appicaton may be launched by selecting the installed cons l Double click on the icon L NormalizerBundle1 0 0 x86 anda setup window will appear see Figure 7 Press the Next button to continue the setup 2 When the setup Is ready to begin installing L Normalizer on your com puter see Figure 8 press the Install button 3 Press the Finish button to exit the Setup You have the possibility to automatically launch the L Normalizer application see Figure 9 Chick Pirtsh to ett Setup Figure 9 Installation Finish 12 beDSP Authentication Go to the Applications ProgramFiles where you will find the beDSP folde
7. aterial from start to stop e Max Momentary Loudness in LUFS the maximum value of the Momentary Loudness of the entire program calculated with a time window of 400ms e Max Short Term Loudness in LUFS or LU the maximum value of the Short Term Loudness of the entire program calculated with a time window of 3s e Loudness Range in LU loudness dynamic range from start to stop that helps you decide if dynamic compression Is necessary e Max True Peak Level in dBTP indicates the maximum value of the signal waveform In the continuous time domain this value is calculated using inter sample peaks that can be missed in quantization e Release Time in sec the time t takes to turn up the level again after the signal peaked e Knee Width in dBTP controls whether the bend tn the limiter characteristic has a sharp angle or has a rounded edge A soft knee will make the change less audible while a hard knee means a more noticeable one 1 LUFS Loudness K Weighting referenced to digital Full Scale 2 LU Loudness Units 1 LU 1 dB 3 dBTP deciBel referenced to digital Full Scale measured with a True Peak meter This page intentionally left blank 2 Installation and Authentication Minimum System Requirements i leo y MAC MAC Dual Core CPU Intel or AMD with SSE2 support 2GB RAM OSX 10 6 e Formats VST 2 4 universal binary 4 AU universal binary 5 AAX universal binary Standalone 7 L N
8. bedsp net e mail contactabedsp net
9. consists of 3 steps analyzing setting the target values and rendering L Normalizer is capable of working with mono stereo or 5 1 clips so make sure to Import your material on a track with the correct channel count If you choose to normalize your material you can pick between Program Loudness or Short Term Loudness if your materials are shorter than 30 seconds EA gt In the next pages you will find the necessary steps for normalizing audio clips with the beDSP L Normalizer e Pro Tools 1 see Page 20 e Nuendo 2 see Page 22 e Video Editing Applications 3 see Page 24 20 beDSP Pro Tools a Select the audio region see Figure 20 and then load the plug in from the Audio Suite top menu see Figure 21 Sometimes the plug in will display values from pre views sessions simply double click the Analyze Render slider under the L Normalizer logo for a complete reset b With the slider set on Analyze click the Render button from the lower right cor ner see Figure 22 After rendering a detailed report will be displayed under the Source label with values for Program Loudness Maximum Short Therm Loudness Maximum Momentary Loudness Loudness Range and Maximum True Peak see Figure 23 select the audio clip Figure 20 Select the audio clip From Audio Suite Dynamics select L Normalizer Figure 21 Select L Normalizer 21 DS P L Normalizer
10. dows The files will be saved in the location you choose e Now you can Import the rendered audio file in your video editing applica tlon You are able to render your file until you are satisfied by modifying the pa rameters You can go back to any of the rendered versions up until the origi nal by clicking File gt Undo Cmd Z Mac Ctrl Z Windows The name of the file 1s written in the upper bar so you will know at any time which version you are viewing see Figure 35 Be advised if heavy true peak limiting occurs the program loudness will not be 100 accurate 26 L Normalizer am Breakfast in America mp3 Render Target Program Loudness 23 Max Short Term Loudness 10 Max Momentary Loudness Loudness Range Max True Peak Figure 34 Target Values a O Breakfast in America mp3 Render Source Target Program Loudness 23 0 23 Max Short Term Loudness 20 5 0 Max Momentary Loudness 18 7 Loudness Range 6 6 Max Tru Peak Units LUFS LUFS LUFS LU Correct o DSP Normalizer Release Time 0 050 sec Knee Width E dBTP Figure 35 Rendered File L Normalizer Software License Agreement beDSP This License Agreement Is entered into by you the beneficiary and Audio Design Digital Art S R L the software vendor By accepting this agreement you hereby confirm that you are in complete agreement with its terms and conditions Should you not agree to the following terms and co
11. he major two steps of the workflow consists in analyzing the audio material and rendering an improved one If you choose to normalize your material you can pick between program loudness or short term loud ness if your materials are shorter than 30 seconds Also a True Peak Limiter is available with variable knee width release time and true peak beDSP Source Target Units Correct Program Loudness 22 4 23 ts ie DSP Max Short Term Loudness 10 4 0 LUFS N ormalizer Max Momentary Loudness 8 7 LUFS Loudness Range 6 5 LU Analyze BD Max True Peak s Release Time 0 050 sec Knee Width dere oo amp w Figure 1 L Normalizer Features e Loudness Normalizer and True Peak Limiter VST AU and AAX plugins e Fully compliant with international loudness standards BS 1770 rev 3 EBU R128 ATSC A 85 and ARIB TR B32 specifications e Analyzing and Rendering capabilities e Channels Format mono stereo and 5 1 with automatic detection of track numbers e Correction for either Program Loudness or Maximum Short Term Loudness e Adjustable settings for True Peak Limiter maximum true peak release time and knee It can be used as an offline plugin but also offers real time processing if the plugin is inserted on a track L Normalizer Loudness Normalizer and True Peak Limiter heDSP Descriptors e Integrated Loudness or Program Loudness in LUFS or LU2 describes the long term integrated loudness of an audio m
12. lizer 3 Copyright The L Normalizer product is the property of Audio Design Digital Art S R L and it is lawfully protected from fraudulent reproductions You may execute a sin sle copy of this product on disk or hard disk as an understandable precaution in case the original installation disks are damaged or destroyed back up Any other copy will be considered illegal You will not copy the product for any other purpose nor will you edit accompanying or explanatory materials without the express approval of the vendor 4 Other restrictions You will not lend sell or rent the product under any circumstances This Software License Agreement Is considered valid only if accompanied by the origi nal proof of purchase 9 Warranty This software and the accompanying files are commercialized as 1s without a specific level of performance guarantee The correct utilization procedure for any software includes thorough testing of the program in an environment free of critical information or data before trusting its quality and perform ance The vendor declares that it has not included or has any knowledge that the software contains any malware or Instructions which may lead to the deletion of data without the user s agreement The liability of Audio Design Digital Art S R L is exclusively limited to the replacement of the copy of the soft ware with another copy The vendor holds no liability in connection with unauthorized interventions on
13. nditions we request that you do not use THIS SOFTWARE and do not activate this Software License Agreement l Royalties The royalties connected with this software are protected by the governing law You are obligated to acknowledge this law before accepting this license agreement 2 Rights of L Normalizer software license holder This license agreement allows you to utilize a copy of the L Normalizer software created by Audio Design Digital Art S R L and legally acquired by its user in addition to this license on one single terminal computer owned by you The utilization of the same copy of the L Normalizer software on multiple term nals computer is forbidden regardless whether such terminals are your ownership or not Each terminal computer that will utilize a copy of the L Normalizer software requires its individual license Modification or update of the operating system on which the initial software license has been activated will be performed with the express approval of Audio Design Digital Art S R L If the network version of the L Normalizer software has been purchased you may install the server software on one single system generally directly on the server Should you know anticipate or observe that the number of users accessing the software exceeds the number of legally obtained active li censes please contact us In order to activate the correct number of licensed for each of your terminals users 2 beDSP L Norma
14. nse Agreement 2 Please press Continue if you are ok with the Software License Agreement see Figure 3 3 Select a Destination for the installation see Figure 4 and then press the Continue button 10 L Normalizer Loudness Normalizer and True Peak Limiter Welcome to the Normalizer Installer introduction Ucense You wil be guided through the steps necessary to install thes software Destination Select installation Type installation Seem pe S Figure 2 Installation Start Select a Destination Select the disk where you want to install the L Noemalizer software mstallation Type 3 wstallanon Macimosh HO 12 22 CB avatabie Summary 2 4 PE C MB of space You have chosen to install thn software on the diik Macietowh no aea Figure 4 The Install Location Installation and Authentication 3 An information message will appear Press the Install button if you have the necessary free space for a proper installation see Figure 4 or Customize for Cus tom Install see Figure 5 Installation Type Installation Summary Figure 4 Installation Type 4 Wait until the installation is completed and a confirmation window appears see Figure 6 Press the Close button and pass to the Authentication part Standard install on Macintosh HD Th s will take 20 1 MB of space on your computer Click install to perform a standard installation of Installation
15. ormalizer PC Dual Core CPU Intel or AMD with SSE2 support 2GB RAM Windows 7 PC VST 2 4 universal binary AU universal binary AAX universal binary Standalone beDSP beDSP Thank you for choosing L Normalizer Once you have downloaded the package L NormalizerBundle and you own a serial number please follow the next steps for installation for OSX or Windows and authentication of your product OSX Installation l Double click on the icon 4 L NormalizerBundle mpkg and an installation window will appear See Figure 2 Press the Continue button to start the installation Software License Agreement Intredection License L Normairer Software Loose Agreement Destination Select Thee Loose Agreetet a entered rio by you he berefoarg awd Asdo Design Digis At SRL fe sofware vendor Dy accepting tes installation Type you herety comien that you are n compete agreerert wth inuuallation es terms and conditions Baaij you ot agree to Ihe torres ang conditions we request thet you do sot use THES ard do rot i The royenes COwmerted Sotware are Powod Dy Pe goverresg Wa You are cOf igated io acknowledge tes law before accepting fus boose agreernert 2 Fags of L orraizer softwere boerse hoidet Ths boerse agreerert akosa pou uilze a Copy of Pre L Norreekrer sofware created Sy Audo Deegn Doai An SAL and legally acquired aaa a Prim Save Go Back Conemue Figure 3 Software Lice
16. r Double click on the ff beDPSLicenseManager icon and the main menu window will appear see Figure 10 with three available options Online Activation Offline Activation and Trial Request For any type of activation you must have a beDSP account If you don t have one go to www bedsp net sign up and create your account The username will be the same as the e mail you used for reg istration Online Activation l If you have an internet connection select Online Activation otherwise you will have to select Offline Activation see Figure 10 2 If you want to activate the application on your computer select For this computer see Figure 11 beDSP License manager 3 beDSP License manager Go For this For another computer computer Request Trial if you don t have a beDSP account please click here Use your be OS account and insert your serial number to authorize the product you bought Figure 10 Main menu Figure 11 Online Activation options 13 beDSP L Normalizer 3 An authentication window will appear see Figure 12 Insert your beDSP username same as your e mail password and serial number beDSP License manager 63 beDSP License manager DSP User License Applied Password You have successfully applied your full license for ALMS 1 Serial Number 11111111111111111111111111111111 Ok Click for authorization Figure 12 Authentication window Ok Figure 1
17. rce Target Units Correct B 2 s Program Loudness 23 SS DSP Video Editing Applications Eees stun summers Loudness Range at Max True Peak dBTP Release Time 0 050 sec Knee Width as In order to analyze and normalize the audio file of your video we ve created the L Normalizer Standalone version You will need to follow the next steps a Export the audio file from the video application you are using after you ve Figure 32 L Normalizer Standalone finished editing your film an Breakfast in America b Open the L Normalizer standalone application see Figure 32 Drag and drop Source the audio file you want to analyze You will see that the measuring will start fe tn ati oy and soon you will have the results see Figure 33 Max Momentary Loudness 8 7 Loudness Range 6 6 c A typical EBU compliant file will need to have a program loudness of 23 LUFS Max True Peak with a max true peak of 1 dBTP Now you can set the target values for normall zation See Figure 34 for the parameter you ve chosen to correct Max True Peak and either Program Loudness or Max Short Term Loudness Click on File Menu gt Render Cmd R Mac Ctrl R Windows for rendering After Rendering L Normalizer analyzes again your audio material and you can see the results on the source column Figure 33 Analyzing Mode beDSP d You can save the rendered file by clicking File gt Save or Cmd S for OSX and Ctrl R for Win
18. the structure of the software product Also the ven dor will not accommodate any requests related to features which are not built in to the software design nor will it address any problems resulting from the incorrect application of instructions of use provided with the software Potential modification to the product which may be requested to the vendor will be separately negotiated Audio Design Digital Art S R L ensures standard technical assistance by e mail during on working days during business hours Personalized updates and support may be provided as a result of a separate Agreement By activating and utilizing the software the beneficiary accepts that the product may contain hidden inconsistencies or errors as a result of the complex ity of the software Such Inconsistencies or errors will be promptly remedied following a notification to Audio Design Digital Art S R L The beneficiary is obligated to regularly check the performance of the software and notify the vendor immediately when an error Is observed 28 This page intentionally left blank VERSION 2 Source Target Units Correct Program Loudness sae 23 Ment 3 beDSP a Cee 20 Mn Normalizer Max Momentary Loudness 17 5 LUFS Loudness Range 2 7 LU Analyze Release Time sec L Normalizer D 5 P Loudness Normalizer and True Peak Limiter VST AU and AAX plugin based on BS1770 rev 3 and EBU R128 dBTP Max True Peak Contact web www
19. utton from the lower right corner see Figure 28 Don t panic The Nuendo Engine will automatically close the plug in when processing From Audio Plug ins select L Normalizer Simply reload the plug in and a detailed report will be displayed under the Source label with values for Program Loudness Maximum Short Therm Loudness Maximum Momen tary Loudness Loudness Range and Maximum True Peak see Figure 29 Figure 27 Select L Normalizer 23 beD P L Normalizer OP _ Mormalizer Anayze Sewers ia pr um ine Wek a ar Figure 28 Analyzing Mode Figure 29 Source Values Figure 30 Target Values c A typical EBU compliant file will need to have a program loudness of 23 LUFS with a max true peak of 1 dBTP Now you can set the target values for normalization see Fig i ure 30 and then click on the Analyze Render slider see Figure 31 Set the target values and click on the Render slider under L Normalizer d Once you click on the Process button the plug in will normalize the file and do a fl nal analysis You can check the values if you reopen the plugin under the Source label for the new loudness measurements Be advised if heavy true peak limiting occurs the program loudness will not be 100 accurate For 5 1 file formats you need to make sure that the clip is on a 5 1 track and not split in Figure 31 Rendering Mode to multi mono channels an L Normalizer Sou
20. values Release Time in sec Knee Width in dBTP Analyze or Render processing option Donon PRUNG 17 beDSP L Normalizer Loudness Normalizer and True Peak Limiter 3 2 The normalization algorithm For normalization you will need to set your target values Target Program Loudness LUFS the target value of Program Loudness Europa 23 00 SUA 24 00 Japan 24 00 or any value you need from 30 0 to 12 0 LUFS e Target Max SL LUFS target value of Max Short Term Loudness usually 20 00 You can choose any value you need from 30 0 to 12 0 LUFS e Target Max TP dBTP target value of Max True Peak usually 1 00 You can choose any value you need from 12 0 to 0 0 e Release Time sec the Release Time of the True Peak Limiter from 0 025 to 2 seconds e Knee Width dBTP the Knee Width of the True Peak Limiter from 0 to 10 dBTP Normalization Program Loudness Or Max SL True Peak Limiter If Max True Peak gt Target Max True Peak Figure 19 The normalization algorithm 18 How does it work beDSP Several different scenario are possible see Figure 19 a Normalization after the Program Loudness parameter a l First it s necessary to calculate the gain defined as Gain dB Ly target L measured If the measured Program Loudness is lower than the target value the gain will be positive and If it is wider the gain will be negative The normalization consists in the
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