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9. Technical information 

1. Eagle link positions

The following diagram illustrates the position of various links on the 
Eagle which may or may not be shorted by default. Do not alter any 
of these link settings unless you are sure what you are doing. If 
in any doubt, you should in all cases first contact Wild Vision.

Eagle link positions

LK1 75 ohm video termination resistor
LK2 Auxiliary sound input L and R
LK3 VIDC Sound header for ribbon cable
LK4 Audio power supply: 1-2 for A3000; 2-3 for other types
LK5 Video In power supply: 1-2 for A3000; 2-3 for other types
LK6 EPROM Select — do not change
LK7 FIFO Select — do not change

LK8 

not fitted

LK9 Effects header

53

Содержание Eagle M2

Страница 1: ......

Страница 2: ...USER GUIDE...

Страница 3: ...ild Vision can accept any liability for any loss or damage caused by the use of these programs or the information in this manual Please send any comments you have about this manual to Publications Dep...

Страница 4: ...7 Installing the Eagle expansion card 7 Remove the computer s cover Archimedes only 8 A5000 only 9 Expansion card positioning Archimedes A5000 9 Connecting the ribbon cable 10 Fitting the expansion c...

Страница 5: ...39 RCompress 40 8 If problems occur 45 System Resources cannot be found 45 Please refer to Updating ABI in the manual 45 Podule not recognised 45 Live display is black 45 Live display is greyscale on...

Страница 6: ...ve a basic knowledge of the RISC OS conventions and are familiar with standard applications If this is not the case it is advised that you first familiarise with the use of the computer by consulting...

Страница 7: ...i v...

Страница 8: ...marketing programmes Or that large institutions such as museums use MultiMedia stations to guide their visitors around buildings The beauty of MultiMedia is that while digitally controlled and therefo...

Страница 9: ...equired Eagle is fully compatible with the Acorn Replay movie format Eagle includes the Replay applications licensed from Acorn Computers Ltd Using a different application you can record sound samples...

Страница 10: ...f your computer meets these system requirements RISC OS 3 1 or greater at least 2 Megabytes of RAM memory then you can use Eagle for video image live display capture of still video images in colour or...

Страница 11: ...r connection to BNC for composite or 4 pin mini D1N for S Video inputs Audio equipment with line level input output such as hi fi equipment CD player or amplifier Microphone with built in amp or conne...

Страница 12: ...using the Eagle you should consider purchasing a ColourCard The enhancements it provides are well worthwhile The applications suite On the Eagle disc TakeTwo use this to view an incoming video pictur...

Страница 13: ...selection of audio samples On the Replay disc ARMovie ARPlayer and MultSound these are the standard Replay applications and are licensed from Acorn Computers ARMovie provides the software needed to r...

Страница 14: ...static packaging this manual ScanLight Plus manual AudioWorks manual MID manual five floppy discs ribbon cable MID1 cable half width blanking panel registration card Installing the Eagle expansion car...

Страница 15: ...onitor that may be on top of the case Remove the computer s cover Archimedes on y 1 Remove the five screws that secure the cover 2 Slide the cover hack off the computer 3 If you have an A305 or A310 c...

Страница 16: ...main unit consists of three metal blanking plates each secured to the case by screws at both ends The lowest plate containing various sockets is secured to the main circuit board and should not be rem...

Страница 17: ...If in any doubt contact your local supplier Because of hardware differences you need to know exactly which type of computer you have The front panel of the computer shows the model number The options...

Страница 18: ...tic covered links on PL2 Remove them but keep them in a safe place You may need them in the future if you change your monitor The Archimedes User Guide gives more details Look under Connecting the mon...

Страница 19: ...The backplane is supported by a strong metal bar however it is advisable to support it with one hand whilst pushing the expansion card into place with the other hand If the Eagle expansion card is fi...

Страница 20: ...a metal casing Alternatively Wild Vision can supply an A3000 Expansion Box which provides three expansion sockets Your A3000 then has a total of four expansion sockets the same as the Archimedes and...

Страница 21: ...con bar 2 Click on the drive icon This opens a directory window the CfsReader window showing the contents of the Replay disc 3 Open a directory window the destination window onto a suitable directory...

Страница 22: ...stem Do not delete your existing version of System Do not copy System from the Eagle disc Instead you must merge the two System files To do this On the Eagle disc is a program called SysMerge Do not u...

Страница 23: ...2 Installation 16...

Страница 24: ...F Aerial RF or TVare not suitable Suitable video sources include video camcorder video recorder TV via a VCR a demodulated signal is required Canon Ion still video camera or video laser disc player So...

Страница 25: ...e microphones are supplied with their own amplifier The input line level is selectable as 0 5V or 1 V r m s see 6 Audio options You should check that the line level for any equipment used does not exc...

Страница 26: ...rl to minimum Otherwise sound played back through the internal speaker will be slightly louder with the low frequencies emphasised compared to the same sound played back through the speaker with no Ea...

Страница 27: ...he Eagle card This cable should be connected into your M1DI system as required The manual on the Acorn MIDI support software includes more information on connecting MIDI devices Please refer to the se...

Страница 28: ...is not connected or that the Video options in the Picture Controls dialogue box are not correctly set Grabbing a still image You have two options for grabbing a still image ScanLight this is suitable...

Страница 29: ...Grab choices dialogue box either using Grab choices on the TakeTwo menu or by clicking Select on the live display window 4 Choose the required file format Sprite TIFF or Clear 5 Set up the file save...

Страница 30: ...lay movies are processed and stored Grabbing movies makes heavy demands on the computer A movie image represents a large amount of data to process in real time You can also quickly fill a disc with th...

Страница 31: ...1 Drop a movie Replay file icon onto either the TakeTwo live display window or the TakeTwo icon on the icon bar 2 Click on Play to play the movie Click on Stop or Pause to stop or pause the movie If...

Страница 32: ...l time To use TakeTwo first load the application by double clicking on its icon The TakeTwo icon appears on the right hand side of the icon bar Click Menu on the icon on the icon bar to display the Ta...

Страница 33: ...d by File format in the Grab choices dialogue box Stop displays the title page of a pre recorded movie if there is one loaded or returns to the live display Play starts playing a pre recorded movie if...

Страница 34: ...e mutes the sound Picture controls dialogue box To display this either choose Picture controls from the TakeTwo menu or Adjust click on the live display window This dialogue box sets options for the l...

Страница 35: ...TSC If you select the wrong option the image appears unstable and in the wrong colours PAL is the UK standard for video and selecting this button ensures that the Eagle recognises the incoming video s...

Страница 36: ...rrect aspect ratio select the 4 3 Aspect Ratio button Pan Scan the live window behaves in the normal R1SC OS way Scrolling or resizing the window results in panning around the image which remains at t...

Страница 37: ...file type destination and name of the grabbed image or movie On the left it shows the icon for the selected image or movie file type These are chosen from a menu that appears when you click on the ico...

Страница 38: ...n you click on the Record button For still frame grabs you only need to do this before making the first grab For second and subsequent grabs Eagle adds a numeric suffix to the file name For example if...

Страница 39: ...er applications can handle 15 or 24bpp Sprites or can only handle Clear files Impression Style or Publisher or ArtWorks version 1 5 can handle 15bpp and 24bpp images For best quality display of 15bpp...

Страница 40: ...rovide the best quality but generate the largest files YYUV quality is slightly less than RGB and produces smaller files However ESCaPE provides good results with the benefit of smaller files than eit...

Страница 41: ...gives acceptable quality and processor overhead For more information on sampling frequency refer to Introduction in the AudioWorks manual You also need to set the mixer controls in AudioCtrl Refer to...

Страница 42: ...ures when used in conjunction with an Eagle card You will note that AudioWorks recognises Eagle as an available input output device in its Preferences Devices dialogue box and in the recording dialogu...

Страница 43: ...an increase or decrease the overall level of that input output To alter the levels on the left and right channels independently click on the option button at the base of the slider and then drag the l...

Страница 44: ...6 Audio options Normal operation Sampling Using the mixer controls 37...

Страница 45: ...icon show L M or H to indicate the current setting Clicking on the icons displays a menu allowing you to set a new gain level Mute This mutes the Eagle card so that it inputs and outputs no sound Mono...

Страница 46: ...ame takes several second to process The first frame in the movie is as a complete frame For subsequent frames only the differences from the preceding frame are stored Thus a slowly changing or static...

Страница 47: ...y changes you make ARM 2 compatibility This option selects a compression format better suited to the slower ARM 2 processor ARM 2 processors are fitted to A300 A400 series and A3000 computers It has n...

Страница 48: ...rame preview A window shows compression progress It has three buttons Abort terminates compression and discards any processed data Suspend stops compression after processing the current frame and save...

Страница 49: ...ttle quality reduction Values above 15 give a noticeably poorer quality Frame size This lets you specify the maximum number of bytes used to store a frame Compressing a movie Drop the uncompressed mov...

Страница 50: ...s How progress is displayed depends on which option you selected earlier Run in task window or Display in screen mode n At any time you can suspend compression by clicking Suspend if running in a wind...

Страница 51: ...mpress Either drag the icon from the Save box to a suitable directory window or click OK to save the joined movie in the same directory as the exploded movie We recommend playing the movie to check it...

Страница 52: ...terface of TakeTwo and other Computer Concepts applications The above error message means that the application requires a more recent version of ABI than is currently in your System folder To remedy t...

Страница 53: ...on tinues to grab in colour if this is the selected grab format Cannot view 15bpp or 24bpp sprites 15bpp and 24bpp sprite formats are not yet supported by many applications so you may find that applic...

Страница 54: ...enough so you can hear the computer beep The computer beeps every time you adjust anything in this dialogue box If you still cannot hear the sound source through your internal speaker then the sound s...

Страница 55: ...t recording a movie or when recording in AudioWorks with High Quality on Thus you must set the level before using the above procedure Sound output does not work This procedure works only if the audio...

Страница 56: ...Sound playback and or recording are punctuated by bursts of noise This is due to other expansion cards or other programs in the machine interfering with the correct operation of the Eagle The problem...

Страница 57: ...ker is limited an external amplifier connected to the sound DIN connector on the Eagle provides far better quality To adjust the volume use the mixer controls As well as the sliders remember you can a...

Страница 58: ...cording in colour on all but exceptional that is customised A5000 A540 machines This is a machine limitation Also movie recording requires a fast hard disk This means a data rate of 600MB per second o...

Страница 59: ...8 If problems occur 52...

Страница 60: ...at you are doing If in any doubt you should in all cases first contact Wild Vision Eagle link positions LK1 75 ohm video termination resistor LK2 Auxiliary sound input L and R LK3 VIDC Sound header fo...

Страница 61: ...ed for those users needing to make up their own connecting cables Viewed from back panel with expansion card PCB held away 3 S Video connector pin out The following is the pin out for the S Video conn...

Страница 62: ...directory contains up to 74 frames If these files are absent Join produces a soundtrack only movie Info A text file used by RCompress to record the origin of the uncompressed movie Key optional Simila...

Страница 63: ...h a 256 colour sprite of the same dimensions to create custom titles Stopped three files optional If compression is suspended these files record the suspen sion point They allow compression to resume...

Страница 64: ...A3000 computer 3 4 7 10 13 ESCaPE compression 23 33 34 A3010 computer 3 Exploded movie 39 A3020 computer 3 format 55 A4 portable computer 3 F A400 series Archimedes 3 11 A4000 computer 3 File format...

Страница 65: ...fails 50 51 TakeTwo application Movie making requirements 3 5 14 21 22 24 34 46 Movies processing and storing 23 Technical information 5 3 7 MultiMedia speakers 4 18 TIFF files 3 0 3 2 MultSound appl...

Страница 66: ...GADDESDEN PLACE HEMEL HEMPSTEAD HERTS HP2 6EX TEL 0442 63933 FAX 0442 231632 15 WITNEY WAY BOLDEN BUSINESS PARK B0LDEN COLLIERY TYNE WEAR NE5 9PE TEL 091 519 1455 FAX 091 519 1929...

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