Adobe Audition for Trio Agent - Enghouse Interactive Partners
Contents
1. C TRIO User s Manual Adobe Audition for Trio Agent English Applies to Adobe Audition version 3 0 Trio Enterprise 4 1 Trio Enterprise AB Box 6795 SE 113 85 Stockholm Sweden Telephone 46 8 457 30 00 Web www ttio com info trio com Contents Introduction 1 Adobe Auditi n irre rere et e n ete e d o e deterret ns 1 bout this nual a i c Reed LIN RS 1 Hardware requitements eate ederent tati grt drehen bee gd 1 R cotding technique e ertet ente eite epe regen 1 Phrase recording and editing 2 Step 1 Recording a phtases c csccicsceescscacsenetssverssvessavaeuencnassstansvsacvendavvesessnet betreten 2 St p 2 Filtering a phrase cct eei eterne ttti tetris 4 Step 3 Noise Reduction eee eee tte tete etes 6 Step 4 Increasing the volume Amplification 8 Step 5 Editing the phrase uites haeo meer macie s 9 Removing undesired silence esse eene 9 Step 6 Saving the phrase enne nennen 10 Own Notes 11 Adobe Audition for Trio Agent Contentse i Introduction Adobe Audition Adobe Audition is a program used to record and edit sound files Throughout the rest of this manual we will use the term phrase A phrase is the text that should be recorded and saved as a sound file and then be used somewhere in the dialogue of the system An example of a phrase is Welcome to our company About this manual This manual is a step by step guide how you record and refine a phra2. rate when editing since you cannot record in the sample rate that is needed for telephone phrases in Adobe Audition 3 0 See Figure 1 on page 2 Click Record and speak your phrase Click Stop when you are finished To listen to the result click Play If necessary repeat the steps above until you have a phrase that you are satisfied with Tip Record the same phrase several times during the same session and then choose the best recordin know ex New Waveform recording It is much easier to change the tone or fix mistakes during the g process Make sure you have a script in front of you Even if you think you actly what to say it is easier if you have a script to look at 19200 17640 96000 88200 64000 48000 44100 32000 22050 16000 11025 8000 ANNA sample Rate Channels Resolution 44100 Mono Osbit O Stereo 16 bit O 32 bit foat OK ok Figure 1 2 e Phrase recording and editing Adobe Audition for Trio Agent Your phrase is now recorded but it is not going to sound that great when it is played over the telephone You need to do some editing before it is ready for the telephone Step 2 1s to filter the phrase Adobe Audition for Trio Agent Phrase recording and editing 3 Step 2 Filtering a phrase Before you begin filtering you want to convert the Sample Rate 1 From the Edit menu choose Convert Sample Type 2 Select the following Sample Rat
3. If the pause is too long then it just needs to be cut You can always undo if you cut too much by choosing Undo from the Edit menu or by pressing Ctrl Z Now we are almost finished Step 6 is to save the phrase Adobe Audition for Trio Agent Phrase recording and editing 9 Step 6 ins the phrase From the File menu choose Save As 2 In the Save As dialog box select Next Sun from the Save as type drop down list 3 Click the Options button at the bottom of the Save As dialog box 4 Choose A Law 8bit see Figure 10 below Recent Folders DAPROJECTS trainapps Orkla woc EZ Save in B voc Mi de t Ex E Free Space ii 280905 nr2 au 1555MB 3 2809051 au DRE eats ClosedTB au NeXT Sun AU Format Temp Dir ei tastTeleNr3 au c mu Law 8 bit f A Law Sbit Cancel C 6 721 ADPCM 4 bit Ces Linear PCM File name ffras1 au Save Save as type Next Sun Cau snd sl IV Save extra non audio information Options E Figure 10 5 Save the phrase with an appropriate name in the appropriate folder 6 Finished 10 e Phrase recording and editing Adobe Audition for Trio Agent Own Notes Adobe Audition for Trio Agent Own Notes e 11
4. d Postroll Preview Figure 5 6 e Phrase recording and editing Adobe Audition for Trio Agent 8 Choose Capture Profile see Figure 6 below r Noise Reduction Noise Profile Currently Set Noise Level View Left C Right Noise Profiles Capture Profile Snapshots in profile 4000 Load from File Save More Log Scale V Live Update Fat Noise Reduction Level 4 L 100 Select Entire File low T High Noise Reduction Settings 0 FFT Size 4096 points Reduce by 40 dB a P Factor 7 Remove Noise EXPO Ul C Keep Only Noise Smoothing Amount 11 rod Transition Width fo dB Bypass Cancel Spectral Decay Rate 65 3 Preview Help Figure 6 9 Click OK You can now see that the straight line you selected is thinner This is because you have eliminated the unwanted background noise 10 11 12 Select the entire phrase by double clicking it or press CTRL A Choose Effects gt Restoration gt Noise Reduction again You have already captured a profile so Adobe Audition knows how the background noise looks so now you only need to click OK The volume of the phrase is probably too low for it to sound good Step 4 is to increase the volume Adobe Audition for Trio Agent Phrase recording and editing e 7 Step 4 Increasing the volume Amplification amp Untitled Adobe Audition File Edit View Effects Generate Analyze Favorites Optio
5. e 3 Log Scale _ Spline Curves FFT and windowing FFI Size Windowing Function 4096 v Blackman Time Variable Settings Lock to Constant Filter Precision Factor By applying this filter you have removed base sound from the phrase The reason you want to do this is that without the base removal the phrase sounds a bit noisy when it is played over the telephone With base removal the result is a clearer sound that is easier to hear over the telephone When you are not recording in a sound isolated studio then you always have a bit of background noise in the recording for example traffic noise noise from the computer s fan etcetera This does not sound good on the telephone either Step 3 is to remove background noise Adobe Audition for Trio Agent Phrase recording and editing e 5 Step 3 Noise Reduction The background noise that is in your phrase is the same throughout the entire phrase Background noise exists even when you think it is quiet To find the background noise you analyse the sound that exists when it is quiet Select a piece of silence in your phrase the beginning or end of the phrase is usually the best place Silence looks like a straight line see Figure 4 below You must select at least 0 6 seconds of silence for Adobe Audition to be able to analyse what is background noise in your phrase this is also referred to as a noise profile You can see how much you have selected in the sel
6. e to 8000 Channels to Mono and Bit Depth to 16 bits see Figure 2 below Convert Sample Type Convert From 44100Hz Mono 16 bit to Sample Rate Conversion Presets meses Cone Sample Rate Channels Bit Depth Mono Stereo Left Mix Yo Right Mix 96 Dither Dither Depth bits 1 dF 4 Gi jso Pre Post Filter Low High Quality Figure 2 Once the phrase is in the correct format you can begin filtering 1 From the Effects menu choose Filter and EQ gt FFT Filter process 2 The filter should be configured as below in Figure 3 This only needs to be done once Tip The FFT Filter settings that were last used will be remembered by Adobe Audition and loaded next time the program is started This means that unless the settings are changed they will be the same next time You can also save the settings and add them to the Presets list by clicking Add and giving the filter settings a name e g Telephone 4 e Phrase recording and editing Adobe Audition for Trio Agent Note FFT Filter O Passive 4000 Hz OdB 1000 Hz OdB 100 Hz 15dB 0 Hz 15dB 140 Hz gt 3 4 dB Presets C Major Triad Cassette Tape Frequency Response De Esser Inharmonic Resonance Inharmonic Resonance Slide Kill The BO Hz Ground Loop Kill The Mic Rumble Kill The Subharmonics Mastering Gentle amp Narrow C Enable Preroll and Postroll Preview Figur
7. ection View box at the bottom right hand side of the application window When you have selected your silence the time must show more than 0 6 seconds in order to continue If it isn t enough time you can copy the selection you have and then paste it in until you have a long enough bit of silence lats amp Untitled Adobe Audition Ele Edit s o EST a WOCHEN AAA A Figure 4 Follow these steps to eliminate background noise 1 Select a piece of silence a straight line from the phrase 2 Ifitis more than 0 6 seconds go to step 7 otherwise repeat steps 2 6 to get a noise profile larger than 0 6 seconds Press Ctrl C or choose Copy from the Edit menu Deselect the selected area by clicking somewhere in the area Press Ctrl V or choose Paste from the Edit menu Select the new larger area If it is still not enough repeat the above steps Sa eh d Oe Choose Effects gt Restoration gt Noise Reduction see Figure 5 below ES Untitled Adobe Audition File Edit View Effects Generate Analyze Favorites Options Window Help TES Invert i Reverse Silence Amplitude Delay Effects Filters Noise Reduction Auto Click Pop Eliminator Special Click Pop Eliminator Time Pitch Clip Restoration Hiss Reduction Add Remove VST Directory KBE Redaction Enable DirectX Effects Capture Noise Reduction Profile Alt N Refresh Effects List P Enable Preroll an
8. ns Window Help Invert Reverse Silence Amplitude M Amplfy Fade Delay Effects Bina Filters Noise Reduction Dynamics Processing Special Envelope Time Pitch Hard Limiting Normalize Add Remove VST Directory Enable DirectX Effects Refresh Effects List Figure 7 1 From the Effects menu choose Amplitude gt Normalize 2 A dialog box is displayed see below Click OK The volume now adjusts automatically Normalize IV Normalizeto 1100 Decibels Format Cancel Normalize DC Bias Adjust o Help Figure 8 If a part of the phrase is much lower than the rest you can choose to only amplify that part 3 Select the desired section 4 From the Effects menu choose Amplitude gt Normalize 5 Increase to desired level 100 is unchanged A value less than 100 reduces the volume of the section A suggestion is not to increase to 200 immediately instead increase in small increments 130 150 in one step is usually good Suggestion It is not easy to increase the volume on a part of the phrase If there are large variations in the amplitude it is better to choose a version where the volume is constant or rerecord the phrase Now you have a phrase with appropriate quality to be played over the telephone but there is still some more work to be done There is too much silence in the beginning and end of the phrase and perhaps you have se
9. se with Adobe Audition so that it can be used with Trio Agent Hardware requirements In order to use Adobe Audition you need a computer with a sound card You also need to connect a microphone and speakers or a headset to the computer so that you can listen and record your phrase Recording technique The computer that is to be used for recording should be placed in a room with as few outside noise sources as possible for example other computers traffic etc The room should not be empty since that contributes to an echo in the recording It is recommended to have a picture frame or two on the walls A rug also reduces echo well When you record a phrase do not speak too close to the microphone Consonants such as f p and t can then be very airy At the same time you should not sit too far away since the microphone will then not pick up all speech A distance of about 5 cm is usually good Another suggestion is not to speak directly into the microphone Instead speak to the side of it or above it Adobe Audition for Trio Agent Introduction e 1 Phrase r ecording and editing Step 1 Recording a phrase 1 From the View menu choose Edit View or click the Edit icon at the top of the window Adobe Audition File Edit View Effects Generate Dest EB multitrack 2 CD ad From the File menu choose New Choose Sample Rate 44100 channels Mono Resolution 16 bit You will have to adjust the sample
10. veral versions of the phrase that shouldn t be included Step 5 is to edit and choose the best version of the phrase 8 e Phrase recording and editing Adobe Audition for Trio Agent Step 5 Editing the phrase Removing undesired silence 1 Select the piece of the phrase that you want to remove Next press Ctrl X You can also choose Cut or Delete Section from the Edit menu Tip If you accidentally remove too much then you can press Ctrl Z or choose Undo from the Edit menu If it is difficult to see where the phrase begins then it can be helpful to zoom in to a section in the beginning 1 Select the desired piece of the phrase 2 Click KA zoom Tip If you don t see the zoom controls on the bottom right of the application window you can select Zoom Controls from the Window menu 3 Now itis easier to remove extra silence After cutting the phrase should look like this ad nliChokes aut Adobe And m zx gt x mea Een E m wo 202335 EU afa f em Figure 9 Suggestion 1 There shouldn t be any silence in the beginning or end of the phrase If you think the pause is too short between phrases then a pause can be included in the script or in Trio Interaction Studio After cutting the phrase should look like the example in Figure 9 Suggestion 2 If the phrase includes more than one sentence there is sometimes too long of a silence between sentences Listen to the phrases 2 3 times and contemplate
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