Visual Circuits ReelTime 2 Скачать руководство пользователя

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ONTENTS

Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1

Genlock Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2

Audio/Video Distribution . . . . . . . . . . . . . . . . . . . . . . .2

API for Calling the Driver . . . . . . . . . . . . . . . . . . . . . .4

Installation Guide . . . . . . . . . . . . . . . . . . . . . . . . 5

Card Installation . . . . . . . . . . . . . . . . . . . . . . . . . . .6

Cable Installation. . . . . . . . . . . . . . . . . . . . . . . . . . .7

Jumper Configurations . . . . . . . . . . . . . . . . . . . . 9

Starting Playback . . . . . . . . . . . . . . . . . . . . . . . . . . . .10

Editing Driver Settings . . . . . . . . . . . . . . . . . . . 11

Driver Editing Utility: VccReg.exe. . . . . . . . . . . . . . .11

Common Driver Parameters . . . . . . . . . . . . . . . . .11

Multi-Card Servers . . . . . . . . . . . . . . . . . . . . . . 23

Multi-Threading and Drive Mapping . . . . . . . . . . . . .23

Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23

Drive Mapping: Examples. . . . . . . . . . . . . . . . . . .24

Troubleshooting Overview . . . . . . . . . . . . . . . . 27

Содержание ReelTime 2

Страница 1: ...ReelTime 2 User Manual Visual Circuits Corporation...

Страница 2: ...and trade names by their respective companies c Visual Circuits 1999 2000 All rights reserved No portion of this manual may be copied by any means without the prior consent of Visual Circuits Visual...

Страница 3: ...pment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense However if this equipment does cause interfer...

Страница 4: ...EC of 3 May 1989 on the approximation of the laws of Member States relating to electromagnetic compatibility And Council Directive 73 23 EEC of 19 February 1973 on the harmonization of the laws of Mem...

Страница 5: ...tion Guide 5 Card Installation 6 Cable Installation 7 Jumper Configurations 9 Starting Playback 10 Editing Driver Settings 11 Driver Editing Utility VccReg exe 11 Common Driver Parameters 11 Multi Car...

Страница 6: ...nformation 37 Video blocks or stutters when starting playback 38 Overall blocky or distorted playback 38 Poor Onscreen Display GIF overlay 38 Problems using the API 38 Mouse lags and overall poor syst...

Страница 7: ...Technical Support Contact Information for the Value Added Reseller VAR or Distributor Only 44 Returning Materials to Visual Circuits Corporation 45 Appendix 47 Hardware Specifications 47 Audio Video...

Страница 8: ...iv Contents...

Страница 9: ...hat once the software tells the board where to retrieve the MPEG data from the board will retrieve and route the data to the appropriate channel with minimal CPU use This feature allows for multiple b...

Страница 10: ...nal composite video source can be switched to and displayed on the video display monitors Audio switching can be done as well A non switching version of Genlock is also available This is often used to...

Страница 11: ...t Breakout Box This brings out all video signals to BNC connectors and audio to terminal post Phoenix type connectors A twisted ribbon cable with adapters connects the boards DB 25 pin to the rackmoun...

Страница 12: ...t X Applications can use the driver by calling the dynamic link library 4REELAPI DLL The files needed 4REELAPI LIB and 4REELAPI H 4REELSYN H are provided in the VIDSERVE ZIP file along with the source...

Страница 13: ...is not lodged securely in the PCI slot when the system power is applied damage to the ReelTime 2 board may occur CAUTION It is possible to damage system components primarily the system s mainboard if...

Страница 14: ...ning of the chassis and that the outer edge of the card rests securely according to the chassis design Consult with the chassis manufacturer for specific guidelines Figure 2 Installation of board CAUT...

Страница 15: ...the cable properly and apply slight even pressure while connecting the D Subs 3 Secure the Universal Cable in place with the two screws 4 Attach the patch cables to the Universal Cable as per the inst...

Страница 16: ...ion Guide 8 Figure 3 Cable Installation NOTE The Rackmount Breakout Box ribbon cable assembly attaches to the board in the same way Please refer to the Rackmount Breakout Box documentation for further...

Страница 17: ...n is the voltage jumper This jumper can be set as follows Right position Use 3 3V power on the bus for reduced power consumption and heat dissipation Left position Default Use 5V power on the bus if t...

Страница 18: ...lication located under Visual Circuits programs Browse to the MPEG file desired and open it Click Load and wait for the position counter to stop moving Then click Play For more information on using th...

Страница 19: ...igned specifically for editing the VCC4Pro driver settings NOTE The driver default settings are used for single board servers with no adjustments Because of this the default settings will not support...

Страница 20: ...Reg exe are General Performance Audio Video and Special and are located on the left side of the window The right side of the window contains the Value Default Range and Description fields To change a...

Страница 21: ...ance Larger buffers correspondingly do take longer to load and delays may need to be increased prior to playing files fastload 0 Default Provides audio decoder enhancement and reduces audio pops 1 Fil...

Страница 22: ...hing to the on board blackburst RT Daughter card present only Network 0 The driver cannot read files over the Windows NT network 1 The driver can read files over the Windows NT network NumberOfChannel...

Страница 23: ...mum file reads which reduces hard drive seeking 400000 high performance playback optimal recommended DmaMode 0 Normal data delivery mode backwards compatible 1 New data delivery mode required for API...

Страница 24: ...size from the system memory buffer to the card 2000 recommended optimal performance MinFileRead 100000 recommended optimal performance Sets the smallest file read size the driver will manage The large...

Страница 25: ...ds When changing NonPagedPoolSize the system will require rebooting for Windows NT to allocate memory NoReadBuff 0 Older generation of data caching supported 1 Default Disables all hard drive caching...

Страница 26: ...fset to the video frame relative to the audio track Positive values are the number of frames to push the video forward e g 3 3 frame forward Negative shifts are represented by the value 64 e g 67 3 fr...

Страница 27: ...etting one value determines output for the whole server If S Video Composite video with RGB output is required refer to the following table NOTE You can set up multiple boards in a system for differen...

Страница 28: ...2 CHANNEL 3 CHANNEL 4 VIDEO TYPES C S C S C S C S 0 RGB C S C S C S 1 C S RGB C S C S 2 RGB RGB C S C S 3 C S C S RGB C S 4 RGB C S RGB C S 5 C S RGB RGB C S 6 RGB RGB RGB C S 7 C S C S C S RGB 8 RGB...

Страница 29: ...ds 1st board channel 1 2 RGB channel 3 4 S video 3 2nd board channel 1 2 composite video 3 4 RGB C VideoTypes C3 VideoVSize If non_zero fix the vertical pixel number If a value is entered it hard code...

Страница 30: ...be ignored 1 Playback will always resume default MaxCards The number of cards to initialize 1 8 May be set to more than actual number of cards in server Recommended setting 8 Multiapp 0 Only one appl...

Страница 31: ...nels into MaxDisks groups and each group will perform concurrent reads in software terms each group will have a separate thread of execution Therefore each group of channels should read files from a d...

Страница 32: ...s Be sure to follow the drive mapping fundamentals for multiple board systems The following examples provide some basic information 4 Channel Systems 4 Channels each with a 6 mbps file single IDE driv...

Страница 33: ...with a 8 mbps file single SCSI Channels 1 4 are mapped to drive D Default MaxDisks 1 NOTE The next set of examples reserves the IDE drive for the operating system and software applications only Conten...

Страница 34: ...E Set MaxDisks 2 If two sets of disks are used total of 4 SCSI drives Channels 1 4 are mapped to D E Channels 5 8 are mapped to F G The setting MaxDisks remains 2 12 Channel Systems 12 Channels each w...

Страница 35: ...es are connected properly Remember video playback occurs with standard TVs and monitors but usually not on a PC monitor Select the correct input type for the display Examples Video 1 Input 1 Svideo et...

Страница 36: ...t states VCC4Pro driver not found see page 31 for tips on how to fix the error 2 Next select Color Bars on the main window In Composite and Svideo modes color bars should be visible In RGB mode color...

Страница 37: ...that the position counter resets and does not increase 5 Next click Play for channel 1 and view video and audio playback 6 Repeat the process for each individual channel by browsing opening and playin...

Страница 38: ...Troubleshooting Overview 30...

Страница 39: ...gle minimal system configuration such as by inserting each device into the system and rebooting Usually starting with the VGA AGP card if not on board Message says VCC4PRO Driver not found when Vidser...

Страница 40: ...appear on the output First ensure that the cable or breakout box is plugged in properly and that the video and audio outputs are plugged in correctly to the display device Try testing another channel...

Страница 41: ...k on other channels of the system as well Video only MPEG files played on the same channel as MPEG files with video and audio data Confirm that all files on a particular channel are either video only...

Страница 42: ...ntent drives For more information see Multi Card Servers on page 23 Latent Images or Flashing during playback Incorrect source timecode provided or improperly closed encoding session If the incorrect...

Страница 43: ...k file with a blank audio track should be MPEG 1 and vice versa Changing the driver parameter InitOnOpen to 1 may also remedy this problem as long as back to back seamless playback is not desired Each...

Страница 44: ...rigger events as required It is recommended to encode these tracks hot adding approximately 6 db to the track while encoding Testing is essential to account for variances in encoders and SMPTE devices...

Страница 45: ...r for the GIF to display properly The MPEG does not have to be playing 6 MPEG files using a GIF overlay should be a minimum of 8 seconds in duration to ensure properly timed GIF display For further GI...

Страница 46: ...t NTSC is not being played to PAL or vice versa the vertical resolution is 576 in PAL and 480 in NTSC Check that M2Ps program files and M2Vs or M2As video or audio only files are not mixed on the same...

Страница 47: ...VCC4PRO driver and run Vidserve again Monitors roll lose sync when files are loaded Set InitOnOpen to 0 and test A blackburst or external display sync source may be required Consult your Visual Circu...

Страница 48: ...y to experience this behavior This is due to a separate syncronization output for each channel Verify connectors routers line doublers and other hardware to be sure that the 75 ohm impedance of the ru...

Страница 49: ...ting poor playback may be played in a loop and a file preceding or following the suspected file may be causing poor audio decode Remove suspect files from a list of playback files and try playing agai...

Страница 50: ...Troubleshooting Tips 42...

Страница 51: ...lcircuits com first If you need further assistance please contact your Visual Circuits Value Added Reseller or Distributor What You Should Have Ready When You Call Before you call your supplier for su...

Страница 52: ...conversation the representative will arrange for you to be called back at a later time You will receive an inquiry number that you can use to refer to your problem in the future Technical Support Con...

Страница 53: ...isual Circuits technical support you may need to return the ReelTime 2 board to Visual Circuits Corporation All materials shipped back to Visual Circuits Corporation must be accompanied by a Return Ma...

Страница 54: ...Contacting Visual Circuits Corporation 46...

Страница 55: ...C 3 3v may be optionally selected with a jumper on the card In this case the 5V power requirement drops by 1 2 amps and this power is instead drawn from the 3 3v supply The advantage of using the 3 3v...

Страница 56: ...EO PARAMETERS Frequency response 0 to 4 MHz 3 db Differential gain between DACs 3 maximum Signal to noise ratio 62db Color burst amplitude 40 IRE 2IRE Sync amplitude 40 IRE 2 IRE Output level composit...

Страница 57: ...selection of SIF format for MPEG1 Closed caption support Supported in hardware STANDARDS SUPPORTED ISO 11172 MPEG 1 ISO 13818 MPEG 2 Maximum bitrate Individual channel can play up to 15mbps Maximum d...

Страница 58: ...an make use of 3 3v if available on bus Uses INTA line ENVIRONMENTAL Ambient temperature Operating 0 deg C to 40 deg C Non operating 40 deg C to 60 deg C SYSTEM REQUIREMENTS Minimum processor 486 100M...

Страница 59: ...i coaxial cable but other cable manufacturers can also be used Audio lines need to be quality audio wire Ensure that all leads are properly grounded within the D Sub and that proper strain relief is p...

Страница 60: ...BLUE 4 4 AUDIO IN R 4 LUM 4 GRN 4 5 AUDIO OUT L 3 AUDIO L 3 AUDIO L 3 6 VERT SYNC COMP OUT 3 COMP 3 BLUE 3 7 AUDIO IN L 3 LUM 3 GRN 3 8 AUDIO OUT L 2 AUDIO L 2 AUDIO L 2 9 H SYNC COMP OUT 2 COMP 2 BL...

Страница 61: ...RED 4 17 COMP IN 3 SYNC 3 18 AUDIO OUT R 3 AUDIO R 3 AUDIO R 3 19 AUDIO IN R 3 CHROMA 3 RED 3 20 COMP SYNC COMP IN 2 SYNC 2 21 AUDIO OUT R 2 AUDIO R 2 AUDIO R 2 22 AUDIO IN R 2 CHROMA 2 RED 2 23 COMP...

Страница 62: ...cture is reconstructed and displayed All these memory areas are defined in the software The data and payload memory are circular buffers and the driver reads these pointers into these buffers to deter...

Страница 63: ...is no need to change initialization parameters such as the display resolution there will be seamless transitions between files For more detailed operation refer to the Zoran ZR36120 manual for the PC...

Страница 64: ...SPLAY BUFFERS M PEG2 DECODER AUDIO AND VIDEO HOST MEMORY BUFFER CHANNEL2 HOST MEMORY BUFFER CHANNEL3 HOST MEMORY BUFFER CHANNEL4 HARD DISK HOST MEMORY BUFFER CHANNEL1 SCSI CONTROLLER VIDEO AND AUDIO D...

Страница 65: ...are of any incompatibilities with specific motherboards It is advantageous to have a BIOS which allows for manual setting of which interrupts are assigned to specific PCI slots While interrupts may be...

Страница 66: ...of channels used and the data rate bit rate of the files to be read SCSI controllers can be on board imbedded in the motherboard or in the form of an adapter card taking a PCI slot Make sure that the...

Страница 67: ...performed in parallel with the other boards Tuning the system involves managing the buffers in the multiple channels As the decoder drains the data from the channel buffer on the card the driver must...

Страница 68: ...d to give the best performance playing multiple high bitrate files off of a single drive BufferSizePerChannel 0x00400000 minfileread 0x100000 maxfileread 0x200000 DSIZEOSD 0x0000 mindma 0x10000 maxdma...

Страница 69: ...ecting cable 2 51 universal cable 3 contacting Visual Circuits 43 CPU 57 D DisableSync 18 DmaMode 15 DSIZEAUDIO 18 DSIZEOSD 13 DSIZEPES 22 E environmental 50 extention bracket 6 external video 1 F fas...

Страница 70: ...dBoard 14 on screen display OSD 1 P PAL 14 38 pin out 52 power 47 R RampVolume 18 RGB video 1 RT Daughter card 1 S set screws 7 SMPTE 36 standards 49 StarveCheck 17 stuttering files 32 S video 1 Svide...

Страница 71: ...Revision History 813 0009a March 2001 ECO 733 New manual...

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