SGI Digital Media Options Overview
Total Page:16
File Type:pdf, Size:1020Kb
Pipeline Article This article is excerpted from the April/May/June issue of Pipeline and provided as a convenience for SGI customers. SGI Digital Media Option Board Overview This article provides an overview of the digital media each board and IRIX® operating system digital media option boards that are currently supported on SGI® software utilities or programming interfaces that are workstations and servers. These options are discussed used with this hardware. on a platform-by-platform basis. Table 1 shows the digital media hardware options that The article provides links and references to detailed are currently available and supported for SGI worksta- information for each option, including feature lists for tions and servers. Table 1 Digital Media Options Platform Video Audio API ™ ™ ® 3000 Family 2000 Series and O2+ and Option board ® ® ® SGI SGI Octane2™ Octane O2 Standard Definition (NTSC/PAL) Definition High Analog I/O Video I/O Digital Video DV IEEE 1394 Analog Audio I/O Digital Audio I/O (VL) Library Video (AL) Library Audio OpenML and dmSDK DMediaPro™ X,1, XX X X DM3 2 HD I/O (High X,1, X,3 X X,4 X Definition option) 2 X,1, X,3 X X X DIVO 2 X,1, X,3 X X 5 X DIVO-DVC 2 DMediaPro™ XXXX X DM2 Octane® Digital X X X X Video Octane® Personal XXX X Video Octane® X X X X, 9 Compression April/May/June 2002 See Pipeline in Supportfolio Online at http://support.sgi.com/irix/ Pipeline © 2002 Silicon Graphics, Inc. All rights reserved. Pipeline Article sgi Table 1 Digital Media Options (continued) Platform Video Audio API ™ ™ ™ ® 3000 Family 3000 Series 2000 and O2+ and Option board ® ® ® SGI SGI Octane2 Octane O2 Definition Standard (NTSC/PAL) Definition High I/O Video Analog Digital I/O Video IEEE 1394 DV Analog Audio I/O Digital Audio I/O LibraryVideo (VL) (AL) Library Audio dmSDK and OpenML O2® Digital Video XX X X XX (AV2) O2® Analog X X X X X X Video (AV1) PCI IEEE 1394 XX X X, 677 Option PCI Digital Audio X X X,8 X,8 X X X Option 1 – SGI 3000 family servers require an X-brick for these option 6 – Digital audio I/O capabilities are embedded in video I/O stream. boards. 7 – The IEEE option board uses the AVC programming library. 2 – XIO option boards are not supported on SGI® Onyx® or Ori- ™ 8 – This board requires the addition of a PCI card cage option for gin® 300 systems. Octane or Octane2. 3 – XIO option boards can be installed in an SGI® Origin® 200 server 9 – The SGI Compression Library (CL) is used for compression and with the addition of the GIGAchannel option. ™ decompression of image and video data. 4 – The HD I/O option board inputs and outputs digital video in paral- lel format, and it generally requires parallel/serial converters to interface with most other high-definition video peripheral devices. No video I/O option boards are available for SGI Onyx 5 – The DIVO-DVC option board can play and record the DVCPRO 300 and Origin 300 systems because the X-brick is not video format, but it is not an IEEE 1394 device. supported on those platforms. SGI 3000 Family Systems sion of this board, the DMediaPro DM2 board, is avail- able for the Silicon Graphics® Octane2™ platform. The Several digital media options are available for SGI® two boards are identical except for the mechanisms that Onyx® 3000 and Origin® 3000 series systems, as connect the boards to their respective platforms. Figure described in the following subsections. 1 shows a DM2 board with the VBOB. DMediaPro DM3 The DM3 board installs in the X-brick of SGI 3000 family systems. You can install multiple boards in a sys- The DMediaPro DM3 board is a half-height XIO option tem; however, each X-brick supports only one DM3 board that, along with the SGI video break-out box board. (VBOB), provides both standard- and high-definition serial digital video I/O in a single package. Another ver- SGI Digital Media Option Board Overview — 2 — Pipeline Article sgi board: • SGI DMediaPro DM2/DM3 Board Owner’s Guide, SGI document number 007-4317-001 • SGI DMediaPro DM2/DM3 Board OpenML Media Library Owner’s Guide, SGI document number 007- 4505-001 You can access these documents from the SGI Technical Publications Library at the following URL: http://techpubs.sgi.com Figure 1 DM2 and VBOB Drivers for the DM2/DM3 boards are available for IRIX 6.5.11 operating system (OS) and later. The current soft- The DM3 board connects to the VBOB via a pair of ware version is DMediaPro DM2/DM3 dmSDK Execu- low-voltage differential signaling (LVDS) cables. The tion Environment 1.1 for IRIX 6.5 OS. This software is VBOB has all of the physical connections for routing available on the CD (SGI CD number 812-1083-00x) video and genlock signals to and from the DMediaPro that is included with the board. board, and it includes the following video connections via BNC: The DMediaPro DM2 and DM3 boards are the first • Two standard-definition serial digital inputs (Link A boards from SGI to use the Digital Media Software and Link B) Development Kit (dmSDK) and OpenML. The Digital Media Software Development Kit Programmer’s Guide, • Four standard-definition serial digital outputs (two SGI document number 007-4280-001, provides infor- for Link A, two for Link B) mation on using dmSDK for programming. This publi- • Standard-definition genlock input cation is available from the SGI Technical Publications • Standard-definition genlock loopthrough Library. • Two high-definition serial digital inputs (Link A and High Definition I/O (HD I/O) Option Board Link B) The HD I/O board is a half-height XIO option board • Four high-definition serial digital outputs (two for that provides real-time high-definition video input and Link A, two for Link B) output in multiple formats. The board provides a paral- • High-definition genlock input lel video interface for input and output based on the SMPTE 274M standard. Figure 2 shows the HD I/O • High-definition genlock loopthrough board. For detailed information on the DM3 board and VBOB, including features, specifications, and supported for- mats, refer to the following publications: • SGI DMediaPro Datasheet (PDF) http://www.sgi.com/Products/PDF/3033.pdf • Pipeline: [Sep/Oct 2001] Introducing the SGI DMediaPro Video Option Boards http://support.sgi.com/irix/content pipeline/html/20010501dmedia.html The following documents are also available for this Figure 2 HD I/O Board SGI Digital Media Option Board Overview — 3 — Pipeline Article sgi The board installs in the X-brick of SGI 3000 family Digital Video Option Board (DIVO) systems. You can install multiple HD I/O boards in a The DIVO option board is a half-height XIO video system, but SGI supports only one per X-brick. board that provides standard-definition serial digital SGI provides two cables with this board, one each for (NTSC or PAL) video input and output (SMPTE 259M the Panasonic® and Philips® pinouts. In many cases, and ITU-R 601). Figure 3 shows the DIVO board. third- party parallel-to-serial or serial-to-parallel conver- sion equipment is needed to interface this board with other third-party high-definition video equipment that uses a serial digital interface. For more detailed information on the capabilities of this board, refer to the following information: • SGI Digital Media information for SGI 2000 and SGI 3000 Series http://www.sgi.com/peripher- als/digital_media/hardware.html • Pipeline: [Nov/Dec 99] Introducing the HD I/O Figure 3 DIVO Board Option Board The board installs in the X-brick on SGI 3000 family http://support.sgi.com/irix/content/pipe- line/html/19990601HDIO.html systems. You can install multiple DIVO boards in a sys- tem, but SGI supports only one per X-brick. The following documents are also available for this board: The DIVO board supports 8- and 10-bit signals, multi- ple packing modes, real-time color-space conversion • HD I/O Option Board Owner’s Guide, SGI document between YUV and RGB, and dual-link streaming to and number 007-3968-003 from system memory. For more details on the DIVO • Digital Media Connections, SGI document number board capabilities, refer to the following URL: 007-3525-003 http://www.sgi.com/peripherals/digital_medi You can access these documents from the SGI Technical a/hardware.html Publications Library at the following URL: Connections on the back of the board include two BNC http://techpubs.sgi.com connectors for serial digital input (Link A and Link B), two BNC connectors for output (Link A and Link B), Drivers for the HD I/O option board are available for two BNC connectors for genlock input and loopthrough, IRIX 6.5.4 OS and later. The current software version is and two 8-pin connectors for General Purpose Interface HD I/O Software 1.2. This software is available on the (GPI) in and out. CD (SGI CD number 812-0958-004) included with the board. The current software version for this board is DIVO 1.2, which is available on SGI CD number 812-0645-003. The Silicon Graphics Video Library (VL) provides a When you upgrade the system with any IRIX 6.5.x OS programming interface for the HD I/O option board. For overlays, you must install additional upgrades for the more information on programming with the Video DIVO subsystem in addition to this base software.