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Course: ECE 382, Spring 1997School: University College of...
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of Feasibility Implementing an H.263+ Decoder on a TMS320C6X DSP May 6, 1999 Chad Roesle and Kurt Nee H.263+: Video Coding at Low Bit Rates s s s Negligible computational expense Real-time software decoding possible H.263+ adds 12 additional optional modes Added error resilience Supports custom source formats Better compression possible Scalable Research s s s Studied video coding concepts Found sources...
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of Feasibility Implementing an H.263+ Decoder on a TMS320C6X DSP
May 6, 1999 Chad Roesle and Kurt Nee
H.263+: Video Coding at Low Bit Rates
s s s
Negligible computational expense Real-time software decoding possible H.263+ adds 12 additional optional modes
Added error resilience Supports custom source formats Better compression possible Scalable
Research
s s
s
Studied video coding concepts Found sources dealing with faster decoding algorithms (wavelet theory) Used Internet to look at standards web sites such as the MPEG and ITU-T site
Most information restricted to organization members or subscribers
Starting Point
s
s
Found public domain H.263+ encoder/decoder implementation by Kossentini, et al.[1] Code designed for Unix and Windows platform - must convert to work with C6x chip
[1] http://spmg.ece.ubc.ca/research/h263plus/main.html
Tools Needed
s
s s s
C6x code compiler, assembler, and simulator from Texas Instruments C6x peripheral support libraries EVM kit expensive Used evaluation simulator and compiler tools for PC (some limited functionality)
Wireless System Video Model
Transmit Enable
Wireless Receiver
Data Buffer
Decoder
Data Buffer
Display Unit
Serial port communication
Implementation
s
Streamlined code
Removed custom picture format capability Eliminated command-line processing Rewrote code to avoid compiler bugs
s
s
Altered code to access bit-streams using serial ports on DSP Mapped serial ports to files in C6x simulator
Dataflow Within Decoder
FSM
Get Start Code Get Macroblock Data
SDF
Get Picture Type
Mo o ve p r inte s
De-quantize
Inverse DCT
B Frame P Frame I Frame To display
Results
s
Program memory size allowable
approx. 1Mbits
s
Too much data memory requir...
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University College of the Caribbean - ECE - 382
Feasibility of Implementing an H.263+ Decoder on a TMS320C6X Digital Signal ProcessorEE382C Embedded Software Systems Dr. Brian Evans May 12, 1999 Kurt Nee Chad RoesleABSTRACTH.263+, version 2 of ITU-T H.263, is a specification for video compress
University College of the Caribbean - ECE - 382
Literature Survey: Extending Real Time Dataflow with Arbitrary LogicMichael Schaeffer March 23, 1999EE382C: Embedded Software Systems, Spring 1999 Prof. Brian L. Evans Department of Electrical and Computer Engineering The University of Texas at Au
University College of the Caribbean - ECE - 382
An Application of Dataflow 1. Fieldbus blocks are a form of SDF 1.1 Composed of actors (stars) that produce and consume data tokens 1.2 Statically scheduled 2. Blocks are usually considered atomic entities 3. Not any more.
University College of the Caribbean - ECE - 382
An Extension to the Foundation Fieldbus Model for Specifying Process Control StrategiesEE382C: Embedded Software Systems, Spring 1999 Prof. Brian L. Evans Department of Electrical and Computer Engineering The University of Texas at AustinMichael S
University College of the Caribbean - ECE - 382
Embedded Software SystemsProgrammable VLIW and SIMD architectures for DSP and Multimedia ApplicationsDeepu TallaDepartment of ECELaboratory for Computer ArchitectureVLIW Processors Very Long Instruction Word Single Instruction specifies mo
University College of the Caribbean - ECE - 382
Programmable VLIW and SIMD Architectures for DSP and Multimedia ApplicationsDeepu Talla Laboratory for Computer Architecture Department of Electrical and Computer Engineering The University of Texas at Austindeepu@ece.utexas.eduAbstract Digital
University College of the Caribbean - ECE - 382
Evaluating VLIW and SIMD Architectures for DSP and Multimedia ApplicationsDeepu Talla Department of Electrical and Computer Engineering The University of Texas at Austin deepu@ece.utexas.eduAbstract Digital signal processing (DSP) and multimedia
University College of the Caribbean - ECE - 313
EE313 Linear Systems and SignalsSpring 2009Fourier SeriesProf. Brian L. Evans Dept. of Electrical and Computer Engineering The University of Texas at AustinInitial conversion of content to PowerPoint by Dr. Wade C. SchwartzkopfOrganization of
University College of the Caribbean - ECE - 313
EE313 Linear Systems and SignalsSpring 2009Discrete-Time Signals and SystemsProf. Brian L. Evans Dept. of Electrical and Computer Engineering The University of Texas at AustinInitial conversion of content to PowerPoint by Dr. Wade C. Schwartzko
University College of the Caribbean - ECE - 382
Native Signal Processing With Altivec in the Ptolemy EnvironmentKen Aponte & Ken LoganEE382C Embedded Software Systems Spring 2000NSP Extensions(Approx. Chronologically Ordered)Architecture NSP Extension (# Instructions) Comments No Saturation
University College of the Caribbean - ECE - 382
Native Signal Processing With Altivec In the Ptolemy EnvironmentKen Aponte and Ken Logan March 8, 2000Abstract In the near future, media processing (i.e. creation, encoding/decoding, processing, display, and communication of digital multimedia such
University College of the Caribbean - ECE - 382
Native Signal Processing With Altivec In the Ptolemy Environment Ken Aponte and Ken Logan May 10, 2000 Abstract The authors extend the functionality of the Ptolemy simulation and code generation facilities by implementing Altivec enabled signal proce
University College of the Caribbean - ECE - 382
Optimization of Vertical and Horizontal Beamforming Kernels on the PowerPC G4 Processor with AltiVec TechnologyDavid Brunke Young ChoEmbedded Software Systems Literature Survey March 9, 20006RQDU %HDPIRUPLQJ 6HQVRUV SURMHFW XQGHUZDWHU ' LPDJH %
University College of the Caribbean - ECE - 382
Optimization of Vertical and Horizontal Beamforming Kernels on the PowerPC G4 Processor with AltiVec TechnologyEE382C: Embedded Software Systems Literature Survey David Brunke Young Cho Applied Research Laboratories: The University of Texas at Austi
University College of the Caribbean - ECE - 382
2SWLPL]DWLRQ RI 9HUWLFDO DQG +RUL]RQWDO %HDPIRUPLQJ .HUQHOV RQ 3RZHU3& ZLWK $OWL9HF'DYLG %UXQNH <RXQJ &KR(PEHGGHG 6RIWZDUH 6\VWHPV 0D\ 6RQDU %HDPIRUPLQJ3 Horizontal Beamformers Vertical Beamformersc1 Sensor Input Array sc2 sc3 Int-tofloat Int-
University College of the Caribbean - ECE - 382
Optimization of Vertical and Horizontal Beamforming Kernelson the PowerPC G4 Processor with AltiVec TechnologyEE382C: Embedded Software Systems Final Report David Brunke Young Cho Applied Research Laboratories: The University of Texas at Austin)>
University College of the Caribbean - ECE - 382
APPLICATION-SPECIFIC DIGITAL FILTER SYNTHESIS USING FINE-GRAIN DATA-FLOW GRAPHSWaqas Akram, Cirrus Logic Inc., Austin, TexasGOAL: provide a convenient framework for architecturally transforming a digital lter, in order to t certain data-rate and h
University College of the Caribbean - ECE - 382
FILTER SYNTHESIS USING FINE-GRAIN DATA-FLOW GRAPHSWaqas Akram, Cirrus Logic Inc., Austin, Texas Abstract: this project is concerned with nding ways to synthesize hardware-efcient digital lter algorithms given technology and data-rate constraints. Th
University College of the Caribbean - ECE - 382
Given a structural lter description, create the most hardware-efcient lter architecture, while satisfying the real-time constraints. Existing Tools: HYPER - UC Berkeley FIR Compiler - Altera Cadence, Synopsys also have toolsMay 2, 2000INPUTS: Real
University College of the Caribbean - ECE - 382
FILTER SYNTHESIS USING FINE-GRAIN DATA-FLOW GRAPHSWaqas Akram, Cirrus Logic Inc., Austin, Texas Abstract: This project is concerned with nding ways to synthesize hardware-efcient digital lters given technology and data rate constraints. The synthesi
University College of the Caribbean - ECE - 382
Implementation of Process Networks in JavaArnab Basu & H.P. Vijay KishenProcess NetworksConcurrent computation model, excellent for use in Computation Intensive Real time applications in Signal and Image processing. Kahn PN Represented as Direc
University College of the Caribbean - ECE - 382
An Implementation of Process Networks in Javaby Arnab Basu and H.P. Vijay KishenLiterature Survey Embedded Software Systems (EE382C)Abstract Process networks are networks of sequential processes connected by channels behaving like FIFO queues.
University College of the Caribbean - ECE - 382
IMPLEMENTATION OF PROCESS NETWORKS IN JAVAArnab Basu Vijay KishenEE382C-9 Embedded Software Systems Instructor: Dr Brian Evans University of Texas at AustinProject Goalsz Designand Implementation of a PN Framework z Deadlock Detection and Reso
University College of the Caribbean - ECE - 382
Final ReportOnIMPLEMENTATION OF PROCESS NETWORK IN JAVAArnab BasuAndHampapur P. Vijay KishenFor EE382C Embedded Software Systems May 2000ABSTRACT Process networks are networks of sequential processes connected by channels behaving like F
University College of the Caribbean - ECE - 382
Th T m d A yn h onou Mod and App a on n T m T gg d P o o o %R@AHGF6 7548DCBEHI93 2$&'()01" #!d f ge q r ts %& 8 @A 9 hi 7 # $"! xv ywu f i phg r sq }~ u vt wx v
University College of the Caribbean - ECE - 382
The Timed Asynchronous Model and its Application in Time-Triggered ProtocolsRuiqi HuAbstractThe time-triggered protocols (TTPs) are designed for developing fault-tolerant distributed hard real-time systems based on reliable communication networks
University College of the Caribbean - ECE - 382
The Timed Asynchronous Model and its Application in Time-Triggered ProtocolsRuiqi HuMay 2, 20001Previous Work Timed Asynchronous (TA) Model Asynchronous communication network Probabilistic clock synchronization Time-Triggered Protocols (TT
University College of the Caribbean - ECE - 382
The timed asynchronous model and its application in time-triggered protocolsRuiqi HuAbstract Distributed real-time systems use both synchronous communication and asynchronous communication. The asynchronous communication has much more complicated s
University College of the Caribbean - ECE - 382
CGC6000PTOLEMY CODE GENARATION DOMAIN FOR TMS320C6XSresth Kumar Vikram Sardesai Hamid Rahim SheikhTMS320C6x VLIW RISC DSP High Performance Multimedia Processor (1600+ MIPS) Targets computationally intensive Embedded Signal Processing applicati
University College of the Caribbean - ECE - 382
Literature Survey OnCGC6000Ptolemy Code Generation Domain for TMS320C6xSresth Kumar Vikram Sudhir Sardesai Hamid Rahim SheikhEE382C-9 Embedded Software Systems Prof. Brian L. Evans Department of Electrical & Computer Engineering The University
University College of the Caribbean - ECE - 382
Ptolemy Code Generation for Texas Instruments TMS320C6xSresth Kumar Vikram Sardesai Hamid Rahim Sheikh Motivation Current Electronic Design Automation (EDA) tools are geared towards implementation independent design of heterogeneous systems. Pto
University College of the Caribbean - ECE - 382
Code Generation for TMS320C6x in PtolemySresth Kumar, Vikram Sardesai and Hamid Rahim Sheikh EE382C-9 Embedded Software Systems Spring 2000AbstractMost Electronic Design Automation (EDA) tool vendors have recognized the importance of software syn
University College of the Caribbean - ECE - 382
LabVIEW Based Embedded Design [First Report]Sadia Malik Ram RajagopalDepartment of Electrical and Computer Engineering University of Texas at Austin Austin, TX 78712 malik@ece.utexas.edu ram.rajagopal@ni.comAbstractLabVIEW is a graphical progra
University College of the Caribbean - ECE - 382
LVRT Based Motion ControlSadia Malik Ram RajagopalMay 2, 2000Motion Control TechnologiesDesired Trajectory Host (PC) Analyze/StoreShared Memory InterfaceMotion Board RT Trajectory Splining PID ControlMechanical DeviceProblem StatementHa
University College of the Caribbean - ECE - 382
LabVIEW Based Embedded DesignSadia Malik Ram Rajagopal Department of Electrical and Computer Engineering University of Texas at Austin Austin, TX 78712 malik@ece.utexas.edu ram.rajagopal@ni.comAbstractLabVIEW is a graphical programming tool based
University College of the Caribbean - ECE - 382
Modeling and Simulation of an ADSL transmitterKripa Venkatachalam and Qiu WuPreviews s s s s sADSL and its application Discrete Multitone Modulation Architecture of an ADSL transmitter Blocks of an ADSL Transmitter Implementation plan Reference
University College of the Caribbean - ECE - 382
Modeling and Simulation of an ADSL TransmitterbyKripa Venkatachalam and Qiu WuAbstract This paper gives a short introduction of Asymmetric Digital Subscriber Line (ADSL) technology and briefly discusses its importance. ADSL uses Discrete Multito
University College of the Caribbean - ECE - 382
Modeling and Simulation of an ADSL TransmitterQiu Wu Kripa VenkatachalamADSL Overview High-bitrate Digital Subscriber Line Asymmetric data throughput Upto 6Mbps upstream and 640Kbps downstream Advantages and Application Simultaneous high-spe
University College of the Caribbean - ECE - 382
ADSL Transmitter Modeling and Simulation Department of Electrical and Computer Engineering University of Texas at Austin Kripa Venkatachalam Qiu WuEE382C: Embedded Software Systems May 10, 2000Abstract Asymmetric Digital Subscriber Line (ADSL) of
University College of the Caribbean - ECE - 382
Simulation and Modeling of an ADSL Modem - Channel Model and Receiver InitializationMagesh ValliappanEmbedded Signal Processing Laboratory The University of Texas at AustinChannel ModelADSL Transmitter Linear Filter Crosstalk + Noise ADSL Receiv
University College of the Caribbean - ECE - 382
Simulation and Modeling of an ADSL modem Channel Model and Receiver InitializationMagesh ValliappanAbstractIn this project, I will design a channel model and the systems needed for receiver initialization of a ADSL G.lite modem in the Agilent HP E
University College of the Caribbean - ECE - 382
Simulation and Modeling of an ADSL Modem - Channel Model and Receiver InitializationMagesh ValliappanEmbedded Signal Processing Laboratory The University of Texas at AustinChannel ModelADSL Transmitter Linear Filter Crosstalk + Noise ADSL Receiv
University College of the Caribbean - ECE - 382
Simulation and Modeling of an ADSL modem Channel Model and Receiver InitializationMagesh ValliappanAbstractIn this project, I design a channel model and the systems needed for receiver initialization of a ADSL G.lite modem in the Ptolemy design en
University College of the Caribbean - ECE - 382
ADSL Receiver ModellingVikas AgarwalRajagopalan DesikanKarthikeyan SankaralingamDecoder and Bit BufferSplits the digital input into channels. Reverse it in Receiver end.Bandwidth optimization. Choose which of the channels can be used from
University College of the Caribbean - ECE - 382
ADSL ReceiverVikas Agarwal Karthikeyan Sankaralingam Rajagopalan DesikanProblem Statement Model the receiver part of an ADSL modem as per the G.Lite standard Take parameters from the channel model Bit loading Parameters for Reed-Solomon Code
University College of the Caribbean - ECE - 382
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University College of the Caribbean - ECE - 382
System Level Design of Time Hopping Impulse ModulationMohit Jalori Raghu RajClock OscillatorProgrammable Time DelayPulse GeneratorDataModulatorCode Generator Pulse Correlator Pulse Generator Programmable Time DelayChannelReceived Sig
University College of the Caribbean - ECE - 382
EE382C Literature Survey System Level Design of Time-Hopping Impulse ModulationMohit Jalori Raghu RajAbstract Time-Hopping Impulse Modulation is an ultra-wideband time domain system that uses pulse position modulation to modulate a train of very s
University College of the Caribbean - ECE - 382
System Level Design of TimeHopping Impulse ModulationMohit Jalori Raghu Raj The University of Texas at AustinProblem Statement Objectives: To implement the transmitter, receiver and channel for the multi user time hopping system. To evaluate th
University College of the Caribbean - ECE - 382
EE382C Project Report System Level Design of Time-Hopping Impulse ModulationMohit Jalori Raghu Raj May 10, 2000Abstract Time Hopping Impulse Modulation (THIM) is an ultra-wideband communication technology in which pulses of very narrow time-width
University College of the Caribbean - ECE - 382
Modeling of an MPEG Layer-3 Encoder and Decoder in PtolemyLiterature SurveyPatrick Brown EE382C Embedded Software Systems Spring, 2000AbstractMPEG Audio Layer-3, or MP3, has rapidly become the most popular format for the encoding and compressio
University College of the Caribbean - ECE - 382
0RGHOLQJRIDQ03(*/D\HU (QFRGHULQ3WROHP\3DWULFN$%URZQ0D\ (& (PEHGGHG6RIWZDUH6\VWHPV 7KH8QLYHUVLW\RI7H[DVDW$XVWLQ7KH*RDO $IRUPDOPRGHOXVLQJ3WROHP\7KH6WUDWHJ\ 7KH6OHGJHKDPPHU$SSURDFK (DV\%XW:RUWKZKLOH" 7KH.LWFKHQ6LQN$SSURDFK 9HU\'LIILFXOW
University College of the Caribbean - ECE - 382
Modeling of an MPEG Audio Layer-3 Encoder in PtolemyPatrick BrownEE382C Embedded Software Systems May 10, 2000$EVWUDFWMPEG Audio Layer-3 is a standard for the compression of high-quality digital audio. It has rapidly become very popular and ha
University College of the Caribbean - ECE - 382
Modeling and Simulation of a Color Printer PipelineNiranjan Damera-Venkata and Chase KrumpelmanEE382C : Embedded Software Systems Class Project : Literature Survey The University of Texas at AustinMarch 9, 2000Introduction Digital halftoning
University College of the Caribbean - ECE - 382
0EE382C: EMBEDDED SOFTWARE SYSTEMS - LITERATURE SURVEYModeling and Simulation of a JBIG2 Compliant Color Printer PipelineNiranjan Damera-Venkata and Chase KrumpelmanAbstractThe objective of this work is to develop a design tool for the simulat
University College of the Caribbean - ECE - 382
Modeling and Simulation of a Color Printer PipelineNiranjan Damera-Venkata and Chase KrumpelmanEE382C : Embedded Software Systems Class Project : Final Presentation The University of Texas at AustinMay 4, 2000Problem Statement Design a test pl
University College of the Caribbean - ECE - 382
0EE382C: EMBEDDED SOFTWARE SYSTEMS - FINAL REPORTModeling and Simulation of a JBIG2 Compliant Color Printer PipelineNiranjan Damera-Venkata and Chase KrumpelmanAbstractWe develop a computer aided design CAD tool for the simulation and testing
University College of the Caribbean - ECE - 382
System Modeling and Software Implementation of MPEG-4 Video EncoderChen He and Shi ZhongMPEG-4 Video Encoder Supports content-based interactivity, high compression, and/or universal accessibility and portability Overall structureVOP0 Encoder V
University College of the Caribbean - ECE - 382
System Modeling and Software Implementation of MPEG-4 Video EncoderLiterature Survey For EE382C Embedded Software Systems Prof. B. L. EvansbyChen He and Shi ZhongMarch 26, 2000Abstract MPEG-4 standard provides support for content-based inter
University College of the Caribbean - ECE - 382
System Modeling and Software Implementation of MPEG-4 EncoderChen He Shi ZhongMay 4, 2000Problem Statement Real-time implementation of MPEG-4 encoder Computation-intensive Inherent parallelism Precedence preservation Flexible configuration