home *** CD-ROM | disk | FTP | other *** search
- Path: informatik.tu-muenchen.de!fu-berlin.de!news.nacamar.de!uunet!in2.uu.net!brainstorm.eu.org!frmug.fr.net!teaser.fr!!jloup
- From: gzip@prep.ai.mit.edu.remove_this_part (Jean-loup Gailly)
- Newsgroups: comp.compression,comp.compression.research,news.answers,comp.answers
- Subject: comp.compression Frequently Asked Questions (part 3/3)
- Supersedes: <compr3_20sep96@prep.ai.mit.edu>
- Followup-To: comp.compression
- Date: 23 Oct 1996 21:26:19 GMT
- Organization: none
- Lines: 613
- Approved: news-answers-request@mit.edu
- Distribution: world
- Expires: 15 Dec 1996 16:17:20 GMT
- Message-ID: <compr3_22oct96@prep.ai.mit.edu>
- References: <compr1_22oct96@prep.ai.mit.edu> <compr2_22oct96@prep.ai.mit.edu>
- Reply-To: gzip@prep.ai.mit.edu.remove_this_part
- NNTP-Posting-Host: ppp1273-ft.teaser.fr
- Summary: *** READ THIS BEFORE POSTING ***
- Keywords: data compression, FAQ
- Originator: jloup@
- Xref: informatik.tu-muenchen.de comp.compression:32192 comp.compression.research:2273 news.answers:84878 comp.answers:21849
-
- Archive-name: compression-faq/part3
- Last-modified: Feb 7th, 1996
-
- This file is part 3 of a set of Frequently Asked Questions for the
- groups comp.compression and comp.compression.research.
-
- If you did not get part 1 or 2, you can get them at
- http://www.cis.ohio-state.edu/hypertext/faq/usenet/compression-faq/top.html
- or ftp://rtfm.mit.edu/pub/usenet/news.answers/compression-faq/
-
- If you don't want to see this FAQ regularly, please add the subject line to
- your kill file. If you have corrections or suggestions for this FAQ, send them
- to Jean-loup Gailly <gzip@prep.ai.mit.edu.remove_this_part>. Thank you.
-
- Contents
- ========
-
- Part 3: (Long) list of image compression hardware
-
- [85] Image compression hardware
- [99] Acknowledgments
-
-
- Search for "Subject: [#]" to get to question number # quickly. Some news
- readers can also take advantage of the message digest format used here.
-
- ------------------------------------------------------------------------------
-
- Subject: [85] Image compression hardware
-
- Here is a list of sources of image compression hardware (JPEG, MPEG,
- H.261 and others), reposted with the author's permission. The list is
- certainly dated already, but it is a good starting point for
- seeking compression chips. (Please send corrections/additions to
- gzip@prep.ai.mit.edu.remove_this_part). References are taken from:
-
- VIDEO COMPRESSION OPTIONS, IEEE CICC 6-May-92
- John J. Bloomer, jbloomer@crd.ge.com, Fathy F. Yassa, Aiman A. Abdel-Malek
- General Electric Corporate R&D, KWC317 Signals and Systems Laboratory
- PO Box 8, Schenectady NY, 12301
-
- (Too many people have sent comments, corrections or additions so I am
- just making a common acknowledgment here.)
-
- [Check also:
- http://www.dspnet.com/ Tech-Online's catalog
- http://www.c-cube.com/ C-Cube Microsystems
- http://datacompression.com/ DCP Research Corp
- http://www.ftelinc.com/ FutureTel
- ]
-
- Pipelined Processors, Building Blocks (Chip Sets)
- -------------------------------------------------
-
- STI3200, IMSA121, STI3208 - SGS-Thompson DCT processors. 602-867-6200
- - 3200 has multiple block size options, DC to 13.5 MHz
- - A121 8x8 fixed blocks, DC to 20MHz, add/sub loop, CCITT compatible
- - 3208 8x8 fixed blocks, DC to 40MHz, CCITT compatible at 20MHz
-
- STI3220 - SGS-Thompson motion estimator (H.261, MPEG). 602-867-6279
- - 8-bit input pixels, 4-bit H and V vectors out
- - adjustable block size matcher (8x8, 8x16, 16x16)
- - +7/-8 search window
- - 5V, 2W at 18MHz (max), 68 pin PLCC
-
- L64765 , L64735 , L64745 - 3-chip LSI Logic JPEG set.
- 408-433-8000, 800-433-8778
- - L64765 raster-to-block and color-space converter, jointly developed
- with Rapid Tech.
- - L64735 block DCT processor
- - L64745 JPEG coder support, stand-alone lossless DPCM codec, dynamic
- Huffman
- - 27 MB/s on CCIR601 frames
- - minimal support logic, color and gray scale
- - 68-pin PGA or PLCC, 27 and 20 MHz versions
-
- L647*0 and L6471* families - LSI Logic H.621/MPEG pieces. 408-433-8000
- - L64720 motion estimator, 30/40MHz, 8x8, 16x16 blocks, 32x32 or 16x16
- search window, 68-pin CPGA or PPGA
- - L64730 & 735 8x8 DCT processors (12 & 8-9 bits)
- - L64740 8x8 block quantization
- - L64760 intra/inter-frame coding decision
- - L64715 BCH error correction
- - L64750/L64751 variable length encode/decode (H.261-specific)
-
- ZR36020 and ZR36031 - Zoran DCT processor & quantization/encoding. 408-986-1314
- - JPEG-like scheme using 16-bit, two's complement fixed point
- arithmetic
- - includes bit-rate controls for constant # of pictures per card
- - 7.4 MHz, < 1W, 20mW in standby mode, 7.5 frames/s (f/s)
- - 36020 - 44-pin plastic quad flatpack (PQFP) or 48-pin ceramic DIP
- - 36031 - 100-pin PQFP or 85-pin PGA.
- - co-developments with Fuji Photo Film Co. Ltd. digital IC-card
- camera market
-
- Does 2-passes of image: generate histogram for optimum Huffman
- tables and quantization compute step size (ala H.261 and
- MPEG-I) for each macroblock or minimum coded unit (MCU).
-
- JPEG-compatible codec expected soon.
-
- LDM3104 - Olympus DCT coefficient encoder
- - constant rate, digital IC-card camera market
- - 750 mW, 25 mW standby, 100-poin QFP
-
- TMC2312 - TRW quantizer/Huffman encoder, TMC2313 Huffman decoder/dequantizer
-
- TMC2311 - TRW CMOS Fast Cosine Transform Processor.
- - 12 Bits, 15 M pixels/s
- - complies with the CCITT SGXV ( e.g. JPEG, H.261 and MPEG )
- - includes an adder-subtractor for linear predictive coding
-
- MN195901 - Matsushita Electric Industrial Co. See ISSCC 1992
- - 16-bit, 60 MIP video signal processor
- - 25 uS instruction processing
- - on-board DCT and absolute differencing
- - Philips Signetics US fab.
-
- HGCT - Ricoh CRC, Generalized Chen Transform demonstration chip.
- - 2D JPEG/MPEG/H.261 compatible DCT
- - includes quantization
- - 30MHz, 15K gates
- - licensing possible
-
- GCTX64000 - Graphic Communication Technology Corp. chipset
- - provides CCITT H.261
- - VLSI Technology and Hitachi supply H.261 codec core. 1 micron CMOS.
-
- BT - British Telecommunications plc., Martlesham labs designed
- - H.261 codec chipset, Motorola fab.
- - 13 chips total for codec.
-
-
- Pipelined Processors, Monolithic, Programmable
- ----------------------------------------------
-
- Vision Processor - Integrated Information Technology Inc. 408-727-1885
- - generic DCT, motion compensated & entropy coding codec
- - microcode for still- and motion-video compression (JPEG, H.261 and
- MPEG1)
- - 1 micron CMOS, 20 MHz and 33 MHz, PGA and 84-pin QFP
- - JPEG only and JPEG/H/261/MPEG versions available, H.261 at 30 f/s.
- - used by Compression Labs, Inc. CDV teleconferencing system
- - rumored to be the heart of the AT&T picture phone
-
- MN195901 - Matsushita Electric Industrial Corp
- - 40 MHz DSP, built-in DCT
- - 16-bit fixed-point
-
- AVP1000 - AT&T JPEG, MPEG and H.261 codec chipset. 800-372-2447
- - 1400D decoder, 1400C system controller
- - 1300E H.261 (CIF, QCIF, CIF240) at 30 f/s, I-frame only MPEG.
- - 1400E is superset of 1300E, motion with 1/2 pixel resolution over +/-
- 32 pixels
- - YCbCr video or digital input, on-board rate FIFOs, external RAM
- required
- - 0.75 micron, 50 MHz CMOS
-
- AVP1000 is from AT&T Microelectronics. The AT&T chip set
- handles MPEG-1, H.261, and JPEG. 1400D has on board color
- space convertor. Limited to 4Mb/s coded rate. The DSP does
- the MUSICAM decoding (up to layer II ?)
-
-
- 82750PB, 82750DB - Intel DVI pixel and display YUV color space processors.
- - proprietary machine code employed for compression
- - usable for other algorithms (e.g., JPEG, H.261 or MPEG1 at reduced
- data rates)
-
-
- Pipelined Processors, Monolithic, Fixed Lossless - Entropy Coders, DPCM, VQ
- ---------------------------------------------------------------------------
-
- DCP - Integrated Information Tech. Inc. Data Compressor Processor 408-727-1885
- - LZ codec with on-chip dictionary store
- - on-chip buffers supporting block moves
- - targeting disk drives and network controller markets
- - 3.3V, 84-pin PQFP
-
- Mystic - HP's DC-LZ codec. 408-749-9500
-
- AHA3210 - Advanced Hardware Architectures DC-LZ codec. 208-883-8000
- - two independent DMA ports for 10 MB/s compress, decompress &
- pass-thru
- - addressing allows up to 16 MB record compression
- - 20 MHz internal clock, 200 mW, 100-pin PQFP
- - interface to AHA5101/5121 QIC tape controller/formatter
- - HP licensee
-
- AHA3xxx/xxy - Rice (UNC) algorithm, 20M samples/sec, 4 to 14 bits. 208-883-8000
-
- CRM1000 - CERAM Inc. entropy codec, proprietary algorithm. 719-540-8500
-
- Rice - UNC algorithm prototype, 180 Mb/s. See IEEE CICC 1992
- - other CICC 1992 papers:
- +JS.E. Kerneny et.al. differential read, pyramidal output CCD
- + A. Aggoun et.al. DPCM processing
-
- DCD - Philips Data Compressor Decompressor IC. 914-945-6000
- - See CICC 1990 proceedings, H. Blume, et.al.
- - LZ codec, 20 MHz clock
- - Internal FIFOs, separate input/output buses, max 10 Mword/s data in
- - 5 V CMOS, 175-pin PGA
-
- 9705 - Second generation Stac Electronics accelerator chip. 619-431-7474
- - Stacker LZA compression scheme(LZ-based)
- - compress at approx. 2.5 MB/s, decompress at 6 MB/s (39+ faster than
- 9704)
- - standby mode 300uA
- - embedded in tapes and disks (e.g., QIC-122 Ten X Technology
- 512-346-8360)
- - file compression board & software:
- + for the PC/AT - from Stac
- + for the Macintosh - from Sigma Design 415-770-0100 (40 MHz 9703)
- - InfoChip Systems Inc. - proprietary string-matching technology
- 408-727-0514
-
- VCEP or OTI95C71/Am95C71 - Oak Technology Inc. 408-737-0888
- - AMD CCITT B&W fax image compression
-
-
- Pipelined Processors, Monolithic, Fixed Lossy
- ---------------------------------------------
-
- MB86356B - Fujitsu LTD.
- - JPEG DIS 10918-1 baseline codec
- - on-chip quantizer tables
- - 2.5M pixel/sec input, up to 10MB/sec output
- - supports progressive and DPCM lossless modes
- - 135 pin PGA.
-
- CL550-30 - C-Cube Microsystems 408-944-6300, literature@c-cube.com
- - JPEG-8-R2 compliant baseline codec
- - 350-level pipeline, on-chip Huffman and quantizer table
- - 44.1 MB/sec (15 MB/sec for -10)
- - RGB, YUV, CMYK supported, CCIR 601 in real-time
- - 16/32-bit host interface
- - 144 pin PGA or QFP, 2.5W at 29.41 MHz
-
- Limited to 2MB/sec (15Mb/s) coded rate. 35MHz PGA version
- available. 2:1 horizontal filter, on board programmable color
- space convertor. Allows on pair of quantization tables to be
- loaded while other pair is used to code or decode data stream.
- Needs maintanence by host.
-
- STI140 - SGS-Thompson JPEG baseline codec. 617-259-0300 [** Now cancelled **]
- - see CICC 1991 proceedings, M. Bolton.
- - 20 Mpixel/sec input, up to 20 MB/sec output
- - supports 24-bit color, 8-bit grey and 12-bit extended pixels
- - on chip Huffman and quantizer tables
- - 144 pin PQFP, 5V, < 2W., 10mW power-down mode
- - 1.2 micron, 3-layer metal CMOS, 20 MHz. `
-
- UVC7710 - UVC Corp. Integrated Multimedia Processor. Was 714-261-5336, out
- of business now.
- - proprietary, patented intra-frame compression, on-chip code tables
- - 20-35:1, 12.5 Mpixels/sec., compressed audio
- - includes much of the PC-AT (16-bit ISA) bus interface logic
- - 128 pin PJQFP plastic
-
- CL950 - C-Cube/JVC implementation of the MPEG-JVC or extended mode MPEG2
- announced. 6-9 Mb/sec.
-
- JVC mode is not MPEG-II compliant (there isn't an MPEG2 standard yet)
- but is an extension of MPEG1 at a higher rate plus interlace video
- handling.
-
- CL450 - Announced June 1992. Scaled down version of CL950, with 3Mb/sec
- limit. Does not code or decode JPEG, only MPEG-I decoding.
-
- CD-I - ASICs planned for CD-ROM, Compact Disk-Interactive defacto standards
- - CD-ROM XA - Sony-Philips-Motorola-Microsoft
- - CDTV - Commodore. YUV processing.
- - audio ADPCM encode/decode PC/AT boards available from Sony
- 408-432-0190
-
- Motorola MCD250 Full Motion Video Decoder. 512-928-5053.
- This is a CD-I MPEG Video decoder which requires only a single
- 4Mbit DRAM for FMV decoding. Decodes System and Video Layers
- at up to 5Mbits/sec, converts from 24/25/30 fps IPB streams to
- 25/30 fps output video in 24bit RGB/YUV format. Supports extra
- CD-I functions such as windowing and still picture mode.
- Targetted at low cost consumer applications such as CD-I,
- CD-Karaoke, Video-CD and cable TV.
-
- Motorola MCD260 MPEG Audio Host Interface and DSP56001-33. 512-928-5053.
- The MCD260 is a low cost interface IC which goes between a 68K
- bus and a DSP56K and strips out the MPEG System Layer whilst also
- buffering and synchronising. A 33MHz 56001 with 8Kwords of DSPRAM
- decodes the MPEG Audio (Layer 1/II @ 44.1KHz, all modes and bit rates)
-
- Pixel Magic PM-2. Contact: Don Shulsinger, Pixel Magic, 508-688-4410.
- - JBIG compression/decompression at 30 Mb/s (typical and worst-case)
- - G3/G4 compression/decompression at 90 Mb/s (typical), 30 Mb/s (worst-case)
- - scaling on decode from 1/256 to 256X
- - rotation by 90 degrees
- - clipping to a window and padding out to another
- - lookup table filtering on 3x3 neighborhoods
- - on-chip FIFOs on input and output
- - bookmarking for suspend/resume
-
-
- Codecs Chips Under Development
- ------------------------------
-
- MPEG1 codec chips due from - TI, Brooktree, Cypress Semiconductor, Motorola
- (successor to the DSP96002 Multimedia Engine), Xing Technology/Analog Devices,
- Sony and C-Cube
-
-
- Windbond Electronics Corp. is developing a DSP chip for CD-I, MPEG and JPEG
-
-
- Using these Chips: Board Level Compression Hardware
- ------------------------------------------------------
-
- + JPEG Using CL550
-
- + JPEG Using Other Chip Sets
-
- + DSP Chip Based JPEG/MPEG Solutions
-
- + Integrated Compressed Digital Video Boards
-
-
- JPEG Using CL550
- ---------------
- C-Cube - 408-944-6300 ISA and NuBus boards
- - for development and limited time-constraint applications
- - 1-2.5 MB/sec host bus constraints
- - Image Compression Interface (ISI) software for 3rd party CL550
- integration
-
- VideoSpigot/SuperSqueeze - SuperMac Technology 408 541-6100
- - a CL550A on a NuBus board
- - 24 frame/s with CD-quality audio
- - reads from Winchester and magneto-optic drives
-
- Fluency VSA-1000 - Fluent Machines, Inc. AT board set. 508 626-2144
- - compress/decompress real-time synced audio & video to a i386 PC
- Winchester
- - NTSC or PAL input, 320x240 pixels saved
- - uses i960 chip, no additional boards needed
- - M/S Windows support, 3rd party S/W (e.g., AimTech 603-883-0220)
-
- Super Motion Compression - New Media Graphics PC/AT board. 800 288-2207
- - 8Khz, 8-bit compressed audio
- - 30 f/s JPEG to & from disk
- - earlier reports: still-frame compression in several seconds per MB
-
-
- Leadview - Lead Tech Inc. AT board uses the CL550 to compress/decompress
- JFIF or JTIF format files
-
- Monalisa - Opta Inc. AT board uses the CL550
-
- Squeeze - Rapid Technology AT board
- - Integrated by a number of vendors into 3rd party multimedia,
- video-editing PC stations
-
- Parallax Graphics - SBus, VME and PC-AT boards. 408-727-2220 or
- info@parallax.com
-
- Chips and Technologies - JPEG development kit due.
-
- Image Manipulation Systems, Inc - SBus compression/framebuffer/video I/O boards
- 800-745-5602 or imsinfo%thumper@src.honeywell.com
-
-
- JPEG Using Other Chipsets
- -------------------------
-
- Visionary - Rapid Technology JPEG AT board. 716-833-8534
- - LSI Logic JPEG chips L647-35, -45 & -65
- - 30 f/s motion JPEG
- - 256x240 pixel compression and display from CCIR-601 input
- - private codec-frame buffer bus
- - also integrated with TrueVision multimedia hardware
-
- Media 100 - Data Translation nonlinear video production system for the
- Macintosh (QuickTime). 22 MB/s (PAL) and 18MB/s (NTSC) throughput.
-
- Alice - Telephoto Communications Inc. 619-452-0903
- - Alice-H350 (PC/AT) and -H365 (PS/2) codec boards
- - use a 40 MHz TMS320C51 DSP and a IMSA121 DCT processor chip
- - JPEG (lossy and lossless), CCITT G3/G4, color and grey-scale images
-
- Xing Technology - Hardware accelerator. xing@xingtech.com or 805-473-0145
- - compatible with their VT-Express JPEG Turbo Accelerator Software
-
- Video/1 - PsiTech Inc. 714-968-7818
- - includes a 6U VME/VSB JPEG Processing Card
- - compresses RS-170, NTSC, PAL or Secam video into 8 MB of on-board RAM
-
-
- DSP Chip Based JPEG/MPEG Solutions
- ----------------------------------
-
- Optipac - Optivision Inc. PC/AT, ISA & VME codecs. 800-562-8934
- - JPEG (lossless and lossy), CCITT III/IV
- - 1 to 5 TMS32C025s
- - 512x400x16-bit images in < 1 sec.
-
- XCeed ICDP-II - Micron Technology Inc. NuBus card
- - uses two AT&T Microelectronics DSP-16 DSP chips
- - driven by Storm Technologies PicturePress software
- - executes an enhanced JPEG algorithm at near-realtime.
-
- PicturePress Accelerator - Storm Technology 415-691-1111 (see above)
- - also has a line of VME compression boards
- - Micro Dynamics Ltd. imaging systems use Storm accelerator
- 301-589-6300
-
- Picture Packer Accelerator - Video & Image Compression Corp.
- - AT and NuBus boards use the JPEG Open Standard and a TMS320C25
-
- SunVideo (S-bus) - Sun Microsystems
- - PAL/NTSC framegrabber with an integrated C-Cube CL4000
- VideoRISC processor and downloadable video compression for
- MPEG, MJPEG or CellB. It achieves about 10 Frames/sec on
- MPEG Level 1 picture data compression. The board costs about $1K.
-
- Phoenix System - T/one Inc. uses an Optivision Optipac 3250 to talk to a Storm
- Technologies NuBus PicturePress Accelerator to talk JPEG over
- analog phone lines.
-
- Nextdimension - NeXt Computer Inc. 415-780-3912
- - 24+8-bit alpha, 640x480, 30 f/s decompression
- - CL550 version not shipping as announced.
-
- Spirit-40 - Sonitech International Inc. ISA card. 617-235-6824
- - two TMS320C40 DSPs for 80 MFLOPS
- - connect 16 boards in a hypercube for up to 1280 MFLOPS
- - JPEG, MPEG-1 audio and other voice coding applications included
-
- HardPak - CERAM Inc., ISA and EISA file compression board. 719-540-8500
- - 3.4 x 1.8 inch footprint (notebook, laptops)
- - 32KB on-board write-thru file compression cache
- - CERAM also has an SBus compressive swap-space accelerator for Suns
-
- macDSP - Spectral Innovations, AT&T DSPC32-based accelerator. 408-727-1314
- - JPEG functions available
- - 30 MFLOPS on the NuBus
-
-
- Integrated Digital Video Boards - Miscellaneous Multimedia, Video Conferencing
- ------------------------------------------------------------------------------
-
- VCI/oem - Vista Communication Instruments, Inc. +358 0 460 099
- - two AT-board H.261 video codec, PAL or NTSC cameras and monitors
- -56 kbps (64 kbps) to 2 Mbps, 64 kbps increments
- - H.221 framing and synchronizing - H.241 network signalling
- - H.200/AV.254 forthcoming standard for compressed audio
- - network interface boards available
-
- MediaStation- VideoLogic Inc., JPEG compression board for ISA bus. 617-494-0530
- - works with VideoLogic DVA-4000/ISA motion video board, custom bus
- - CL-550 plus ADPCM and PCM audio support
- - Inmos Transputer for I/O scheduling
- - Microsoft Windows Multimedia Extensions and proprietary interfaces
-
- DECspin - Digital Equipment CorpSound/Picture Information Network 508-493-5111
- - full motion, true-color (24-bit) and greyscale (8-bit black & white)
- - variable frame size and rate up to 640 x480 x30 NTSC true-color
- - Internet or DECnet transmission and disk I/O of live synchronized
- video/audio
- - video teleconferencing using standard network protocols
- - create and edit of audio and video sequences
- - voice grade live audio sequences
- - DECmedia DECvideo and DECaudio hardware and software required
-
- ActionMedia II - Intel/IBM DVI PS/2 and PC/AT boards. 914-642-5472
- - i750 processor boards for capture and delivery systems
- - Microsoft programming support libraries
- - proprietary RTV and PLV compression algorithms resident, time and
- time/space VQ
- - Real Time Video (RTV) algorithm 1.5 , effective 128x120 pixel
- sequence at 30 f/s.
- - RTV 1.0 is 128x240 at 10 f/s.
- - Presentation Level Video (PLV) - extensive off-line processing,
- exploits inter-frame coherence.
- - i750 processor capable of playing-back PLV-compressed 256x240
- sequences at 30 f/s.
-
- DVI Board - Fast Electronic U.S. Inc. laptop board. 508-655-3278
- - uses Intel i750 chipset
- - compress or decompress video at up to 30 f/s
-
- EyeQ - New Video Corp. DVI boards for the Macintosh. 213-396-0282
- - uses Intel i750 chipset
- - 150 KB/s full-motion compressed video
- - T1 and Winchester integration paths
-
- Copernicus 1000 & 2000 - DesignTech, 408-453-9510
- - DVI-based presentation and authoring systems
-
- Spectrum Signal Processing - DSP96002-based PC-AT board
- - up to four boards in cascade
- - other TI, Analog Devices and AT&T-based DSP offerings
-
- Ariel Corp. - Dual DSP96002 PC-AT board with compression support. 201-429-2900
-
- Capture I - UVC Corp., 16-bit ISA bus board. was 714-261-5336, out
- of business now.
- - 30 f/s of 640/480 interlace capture and record (uses UVC7710)
- - NTSC or PAL input
- - VPC200/201 development board set - proprietary NTSC video codec
- (audio card required).
-
- Leadview - Lead Technologies, Inc. accelerates an enhanced JPEG algorithm
- on ISA
-
- IBM - near-term availability:
- (1) IBM United Kingdom and British Telecommunications plc.
- - PC or PS/2 add-on boards by end of 1993
- - interface to ISDN 2 service (one or two 64kb/s channels)
- - BT also planning residential videophone product with GEC Marconi Ltd.
-
- (2) IBM Japan PS/2 board
- - uses GCTX64000 for H.261
- - ISDN (narrowband 64kb/s ) and IEEE 802.5 LAN interfaces
-
-
- Optibase 100 - Optibase, Inc. DSP-based compression/expansion boards.
- 818-719-6566
- - supports JPEG
- - supports CCITT G.721 and ANSI T1.301 & T1.303 drafts (voice and
- music)
- - and proprietary compression (AADCT, lossless)
-
- Optibase MPEG Lab Pro and MPEG Lab +. Phone: 214-386-2040 or 800-451-510
-
- Motorola - DSP56002 (fixed-point 40MHz version of the 56001)
-
- AT&T JPEG coder (George Warner <warnergt@aloft.att.com>)
- - runs on a DSP3210 under the VCOS operating system.
- The coder can be used to simultaneously compress/decompress
- multiple images and/or be used in conjunction with other DSP
- modules to preprocess or postprocess the image data.
-
- Other modules available for the DSP3210 include audio coders
- (such as MPEG, SBC, CDXA, and G.722), modem/fax data pumps
- (V.32bis, V.22bis, and V.29), DTMF, call progress detection,
- sample rate conversion, and more.
-
-
- MWave - TI, IBM, Intermetrics multimedia system, due from IBM in 1993.
-
- Misc. NuBus boards - RasterOps , Radius, Mass Microsystems, Orange Micro,
- IBM M - - Motion.
-
- P.OEM - Interated Systems Inc. fractal compression boards for the PC.
- 404-840-0310
-
- two desktop video conferencing products for Sparc's
- with the Parallax XVIDEO board:
-
- Communique! - desktop video conferencing products for Sparcs with the Parallax
- XVIDEO board:
- InSoft, Inc., 4718 Old Gettsburg Road, Executive Park West I, Suite 307
- Mechanicsburg, PA 17055, USA. email: info@insoft.com
- phone: 717-730-9501, fax: 717-730-9504
-
- PSVC - desktop video conferencing products for Sparcs with the Parallax
- XVIDEO board:
- Paradise Software, Inc., 55 Princeton Heightstown Rd, Suite 109
- Princeton, NJ 08550, USA. email: support@paradise.com
- phone: 609-275-4475, fax: 609-275-4702
-
- North Valley Research - video and other time-based media in a UNIX environment
- North Valley Research; 15262 NW Greenbriar Pkwy; Beaverton, OR 97006
- Phone (503) 531-5707, Fax (503) 690-2320. Todd Brunhoff <toddb@nvr.com>
-
- Visionetics MPEG MasterTM for 386 PC. phone (310) 316-7940,
- fax (310) 316-7457, e-mail 72622.2112@compuserve.com.
- MPEG Video compliant with ISO-11172
- Up to 16 million colors regardless of VGA card or VGA mode
- 704 x 480 NTSC, 704x576 PAL resolution
- Full motion video NTSC ( 30 fps), Pal (25 fps)
- VIGABUSTM high speed digital video bus
-
- MPEG audio Layer I and II
- 16 bit stereo digital audio playback
- 20 Hz - 20 KHz frequency response
- Stereo headphone/preamp output
-
- RealMagic board. Sigma Designs, 510-770-0100
- - MPEG Audio and Video playback board (ISA bus). Full compliance with
- ISO CD 11172. Supports 30 fps (NTSC), and 25 fps (PAL).
- - MPEG sound standards - Layer I and II.
- - On-board CD ROM interface (not on RealMagic Lite board)
-
- RealMagic Producer. Sigma Designs, 510-770-0100
- - Video/Audio Capture and MPEG encoding controller (PCI bus).
- - Compressed Data Format: MPEG-1, 352x240 (NTSC), 352x288 (PAL).
- - Audio Capture - MPEG-1, Layer I and II. 44.1 kHz sampling frequency.
- - Require Pentium system, 16 MB RAM, fast SCSI hard drive.
-
-
- Boards Under Development
- ------------------------
-
- Matrox - Matrox Studio line of PC boards will include a 64-bit MOVIE bus and
- JPEG compression.
-
-
- ------------------------------------------------------------------------------
-
- Subject: [99] Acknowledgments
-
-
- There are too many people to cite. Thanks to all people who directly
- or indirectly contributed to this FAQ.
-