next generation iptv set-top box
Contents
1. standard 10 100 Base T female Ethernet port 1 The set top box shall receive video input from a RCA video jack 1 The set top box shall output video signal through a S Video jack and a RCA video jack 1 The set top box shall output audio signal through a pair of RCA audio jacks 1 2 3 Hardware Requirements R 2 9 R 2 10 R 2 11 R 2 12 R 2 13 R 2 14 R 2 15 R 2 16 The set top box Input Output supply voltage must stay within the range between 1 8V to 3 3V Core supply voltage must remain 1 2V 1 The set top box shall display a welcome screen during the booting process 3 The set top box shall enter the GUI within 10 seconds from power up 3 The set top box shall connect to the PC through a Serial Port for applications code transfer 2 The set top box shall include a 2 5 Samsung hard disk drive with 40GB storage drive speed at 5400 RPM and 8MB cache for saving video audio media if requested from user 3 The set top box shall connect to a 5 6 LCD screen with 320X240 pixels NTSC standard to display streamed output for development purposes 2 The set top box shall have an IR remote control to provide a user interface to the application GUI 3 The set top box shall respond to user commands within 250ms 3 3 Network Transport Requirements The Media Transport Layer defines the connection requirements such as the setup and protocols used in order establish communication for streaming vid2. A functional requirement for only the production device The number B will be incremented for every subcategory of a functional requirement 2 System Requirements The system requirements define the operating standards and various guidelines necessary which the user needs to configure This will allow the equipment to function optimally and allow development and testing without any failures 2 1 System Overview Internet Set top Box Server Local Streaming Serve aaa Figure 2 1 System diagram As shown in Figure 2 1 the set top box can take input media from both WAN and LAN It decode the data will appropriate codec After that it displays the decoded video signal to anormal TV Besides it can store media into the local storage which is inside the set top box As a result it can perform VCR function Moreover the set top box will send user request to the remote server Therefore user can control the flow of the media and experience VOD service Copyright Ensight Solutions 2 2 2 Physical Requirements R 2 1 R 2 2 R 2 3 R 2 4 R 2 5 R 2 6 R 2 7 R 2 8 The set top box s size shall be standardized for home AV equipment 3 The set top shall maintain an operation temperature below 40 C 3 The proof of concept model shall be powered up by an external power supply 2 The set top box shall include an internal power supply 3 The set top box shall access the internet through a onboard
3. February 22 2007 Mr Lakshman One School of Engineering Science Simon Fraser University 8888 University Drive Burnaby BC V5A 1S6 Re ENSC 440 Project Functional Specifications for Internet Media Streaming on TV Dear Mr One Ensight Solutions would like to present to you our functional specifications for the ENSC 440 capstone project outlined in the attached document Functional Specifications for a Next Generation IPTV Set Top Box The objective of our project is to realize an application running on an ARM DSP development board in order to display internet media streams on a standard television without a personal computer This project is done under the guidance and support of Dr Farid Azhar of Varietize Technologies The functional specifications describe the business requirements of the end product as requested by the client The document contains a high level overview of the functionality of our system which includes requirements for the hardware network audio and video components of our proof of concept model The company comprises of four undergraduate engineering students Allen Lai Hugo Kwok David Shen and Jimmy Jeong If you require more infoRMation please do not hesitate to contact me by phone at 778 883 3376 or via e mail at ensc440 group10 sfu ca Sincerely ees LA ACY Cet Allen Lai President and CEO Ensight Solutions Enclosure Functional Specifications for a Next Generation IPTV Set Top Box Copyr
4. dience R 7 1 This application will include thirty four page manual with instructions in English Mandarin Cantonese Korean Japanese French and Spanish German Dutch and Italian versions will be available on the Ensight Solutions website 3 R 7 2 The user manual included in the set top box will go over in detail how the cables are to be connected to the Ethernet port and the television set 3 Copyright Ensight Solutions 6 R 7 3 The user manual will include diagrams to lead relay comfort to the less technically savvy yet still include material for the more advanced users who will explore all the settings in the set top box 3 R 7 4 The user manual will include a troubleshooting section and also a customer service number for those that require additional guidance 3 R 7 5 The user manual will have the URL of Ensight Solution s website where the user will be able to obtain additional information such as FAQ and other updates 3 R 7 6 Due to the nature of this application the level of user training required to correctly utilize the set top box is minimal Any required knowledge will be sufficiently provided by the manual 3 8 Test Plan The proof of concept set top box will be tested by following sections to verify their functionalities 8 1 Video and Audio Streaming LAN Streaming A test streaming server will be constructed and connected to the set top box for testing the performance of the media wit
5. eo contents from the Internet Copyright Ensight Solutions 3 1 Connecting a remote server R 3 1 R 3 2 R 3 3 R 3 4 R 3 5 R 3 6 The set top box shall be controlled from the command line interface using the Linux or Windows telnet session to the ARM based platfoRM 2 The set top box shall play Real Media files from any remote streaming server on the internet using RTP and RTSP 1 The set top box should send user commands using RTP 1 The set top box shall maintain network traffic speeds faster than 300 Kbit s to retain smooth media streaming 3 In case of execution failures the application should display appropriate error messages on the debug console 1 Application shall be able to decode the video codec MPEG2 with data rates at 300 1000KBps 3 4 Video Requirements This section shows the functional requirements of the video layer of the set top box 4 1 Media Streaming from LAN or WAN R 4 1 R 4 2 R 4 3 R 4 4 R 4 5 R 4 6 R 4 7 R 4 8 The set top box shall steam live media contents in Real Media MPEG2 or MPEG4 foRMat 1 The set top box shall convert Real Media to MPEG2 or MPEG4 foRMat in order to decode in the ARM processor 2 The set top box shall provide Video on Demand service The user can perfoRM play fast forward or reverse pause and stop on the streaming media 1 The set top box shall reduce the fps value in order to avoid frozen frames
6. h in a LAN environment WAN Streaming The set top box will connect to a live remote server through the internet to test the performance of the media 8 2 Video and Audio Recording Ensure video and audio stream store on the local hard drive with appropriate format and without frame dropping Ensure user can view the stored media from the local hard drive 8 3 User Interface Perform a user acceptance test to verify every function in the user interface Ensure the set top box displays an error message on the screen when a failure occurs 9 Conclusion The requirements outlined in this document will serve as the goal Ensight Solutions will achieve At the end of the POC stage in April each of the above mentioned requirements will be met Ensight Solutions is hopeful that the work accomplished in making this application will help push further development of the IPTV set top box for Varietize Technologies and the rest of the IPTV market Copyright Ensight Solutions 7 10 References 1 L Allen J Jimmy S David and K Hugo Proposal for Next Generation IPTV Set Top Box January 2007 Texas Instruments DVEVM Getting Started Guide August 2006 Wikipedia MPEG http en wikipedia org wiki MPEG Wikipedia IPTV http en wikipedia org wiki Iptv H Schulzrinne A Rao and R Lanphier Real Time Streaming Protocol RTSP April 1998 6 H Schulzrinne S Casner R Frederick and V Jacobson RTP A Transport Protocol fo
7. his section shows the functional requirements of the audio layer of the set top box R 5 1 R 5 2 R 5 3 R 5 4 R 5 5 The set top box shall convert RM Audio stream to MPEG1 Layer 2 Audio Elementary Stream and play in real time without saving to system HDD 1 The set top box shall convert RM Audio stream to MPEG1 Layer 2 Audio Elementary Stream and save it on the system HDD if requested 1 The set top box shall decode and play a two channel audio stream 1 The set top box shall use the FAAD AAC MPEG 2 MPEG 4 Audio decoder as the audio codec for audio playback 1 The set top box shall play any audio component through an audio output of the DaVinci TM320DM6446 dual core device 1 6 User Interface Requirements 6 1 Main Menu R 6 1 R 6 2 R 6 3 Copyright Ensight Solutions The application will allow the user to pick the desired IPTV channel for viewing with listings of the popular IPTV channels 1 The application will have a setup menu to change system preferences and make other changes 3 The application will enable timers to be set up save shows while away from the TV 3 R 6 4 The application will have the option to enter in URL of a IPTV channel the view wishes to view 1 6 2 While viewing a Media R 6 5 The application will be capable of adding a channel into the Favourites folder 3 R 6 6 The application will be able to change to a previous or adjacent channel based on the
8. ight Ensight Solutions Functional Specification for a NEXT GENERATION IPTV SET TOP BOX Project Team Contact Person Submitted To Submission Date Copyright Ensight Solutions Allen Lai Jimmy Jeong David Shen Pui Kang Kwok Allen Lai alaib sfu ca Lakshman One ENSC440 Steve Whitmore ENSC305 School of Engineering Science Simon Fraser University Feb 22 2007 Executive Summary We call it IPTV And no doubt this is where the world is going Bill Gates ChaiRMan Microsoft IPTV is a system where users are able to view TV contents over the public internet In essence IPTV contains two segments live broadcasts and stored broadcasts or Video on demand VOD in which users are able to stream contents after they are downloaded Ever since the first successful live webcasts started by a radio station back in 1998 this technology had been steadily increasing in existence and making its way into households worldwide due to its simple compatibility with only an Internet connection and a network detecting device such as a personal computer PC or 3G mobile cell phone Ensight Solutions is bringing the next generation IPTV set top box that will be compatible with any IPTV service provider Development of the next generation IPTV set top box will be performed under the guidance of Farid Azhar of Varietize Technologies Ensight Solutions is currently performing the proof of concept POC phase of the set to
9. lay MPEG Moving Picture Experts Group MPEG2 A standard from the Motion Picture Expert Group which define for digital television MPEG4 A standard from the Motion Picture Expert Group which define for multimedia applicaiton POC Proof of Concept RM Multimedia container foRMat created by RealNetworks RTP Real Time Protocol RTSP Real Time Streaming Protocol TV Television VOD Video On Demand WAN Wide Area Network 1 3 Intended Audience The engineers of Ensight Solutions will use this document as a guideline during the development stages of the IPTV set top box project acting as a reference to evaluate progress along the way The marketing team will use this document in planning attack strategies for sales All specifications and descriptions contained in this document is the intellectual property of Ensight Solutions Copyright Ensight Solutions 1 qT OT LHI HT unctional Specification for a Next Generation IPTV Set Top Box 1 4 Convention From here henceforth the following convention will be applied throughout this document to indicate functional requirements R A B A functional requirement To denote the priority of each functional requirement a number A will be appended to the front of each functional requirement The symbol A shall be signify 1 A functional requirement for both the proof of concept device and the production device 2 A functional requirement for only the proof of concept device 3
10. listing displayed in the main menu 3 R 6 7 The application will be able to record streaming media to HDD for VOD capabilities 1 R 6 8 The application will be able to perform fast forward pause rewind split screen display and other VCR like functions 3 6 3 System Setup R 6 9 The application will have a menu to check for firmware upgrades system updates and other important news 3 R 6 10 The application will be able to perform an internet connection test 1 R 6 11 The application will have a menu to set the system clock 3 R 6 12 The application will have a menu to personalize theme of main display change background 3 R 6 13 The application will be a menu to indicate IP address 1 R 6 14 The application will contain an option to edit the Favorites folder should user wish to delete a channel or change the orientation of the order the channels are listed 7 Documentation amp User Training The initial target for the IPTV set top box are for those who are looking to save money are their television costs Service providers generally offer bundles as the number of services you receive from them increases Also there are those who are passionate about technology and are eager to have the latest advancements in their living room These varying groups of people will lead to different levels of technical knowledge and the following requirements will cover the documentation that will be required to suit the varying au
11. p box with goals to achieve completion by April of 2007 In the POC stage the ARM system based set top box will stream live Real Media by converting them into MPEG2 or MPEG4 format The POC model can be divided into three layers e Network transport layer e Audio layer e Video layer Completion of the POC prototype will allow future developers to implement streaming of other media formats Copyright Ensight Solutions i Table of Contents 1 Ire UCI e 1 1 e e D E 13 ue 1 4 e EE 2 System KEIER sessir sisser niii ia EEES ESE AEE i 2 1 System COVERY IGW geseid 22 Physical TRS GUN re NOUN Sts eat tcs cessed nae ented eiA E E 23 Hardware RE 3 Network Transport Requirements a iic c2c2 ieeriaicccrtusdepezesacivesd ons ee eadenedieMevesiutes 3 1 Connecting d remote SEL ET sinss iesise isinisi ai eiii seie d Video Mee Eege E S 4 1 Media Streaming from LAN or WAN scsesiesscsscsrestseesedicecestennererrecemencs 4 2 Media playing from local storage esessesseesreesessrsesesresstssresressessresrenserseesreeseese 4 3 Video Recording eegener iisen iise ESE EEEE Na EESE EES EASA EES aS 5 Audi ReguiremMmeNtS eelere 6 User Interface Ee e sieran eea E ERR 6 1 M in E 62 Whlevi wmgaMe dia EE 6 3 GEERT 7 Documentation amp User Training s cssocesetvcgateaspachencssocsuveansoreeedesandecleasbeaennceacadnaseosces 8 Test Planesa een E E E E E E ER 8 1 Video and Audio Streaming eseseeeeeeeeeeesersreerersrtsrrseresresstrrres
12. r Real Time Applications July 2003 St ae Fa Copyright Ensight Solutions
13. ressetsresressessresres 8 2 Video and Audio Recording seeeseseeeseeeesseesseneseseseressseessressesseesseeesseenssressensse 8 3 User Mer ee etii a E a E e a E N 9 AMM SII BE UR NR ian sence sa aa i a A a R a Copyright Ensight Solutions ii ENSIGHT Functional Specification for a Next Generation IPTV Set Top Box List of Figure Fig re 2 1 System dlagra M E 2 Copyright Ensight Solutions iii 1 Introduction The next generation IPTV set top box will be capable of handling streaming signals from any IPTV service provider For our application the input is a Real Media MPEG2 or MPEG4 file from any remote streaming server on the internet using the RTP RTSP protocol The ARM and C6000 based system will stream Real Media MPEG2 or MPEG4 formats and display it on a connected TV in real time 1 1 Scope This document describes the functional specifications of the set top box developed by Ensight Solution s IPTV system A set of requirements is listed for the proof of concept device and partially listed for the production device This document will guide our design and implementation process It will be traceable from the design specification document 1 2 Acronyms AAC A lossy data compression scheme for streaming audio ARM Advanced RISC Machine AV Audio and Video DEVM Digital Video Evaluation Module IP Internet Protocol IPTV Internet Protocol Television LAN Local Area Network LCD Liquid crystal disp
14. when experiencing slow network traffic 3 The set top box shall allow the user to capture a frame from the streaming media and store it on the local hard drive 3 The set top box shall show an error message on the screen if there is network or hardware failure 1 The set top box shall start from the same playing position after reconnecting to the remote server 3 The set top box shall show captions if it is available 3 4 2 Media playing from local storage R 4 9 Copyright Ensight Solutions The set top box shall play Real Media MPEG2 and MPEG4 files from local storage 1 R 4 10 R 4 11 R 4 12 The set top box shall allow the user to fine tune the contrast brightness and color temperature currently showing the media 3 The set top box shall save the last playing position and picture preferences for at most 10 media files 3 The set top box shall show at most 4 media contents on a single screen simultaneously 3 4 3 Video Recording R 4 13 R 4 14 R 4 15 R 4 16 The set top box shall record live streaming media on its local storage in MPEG2 or MPEG4 foR Maul The set top box shall record video signals connected to the set top box into the local hard drive 3 The set top box shall let the user schedule the set top to record a particular Internet channel 3 The set top box shall show streaming media from the Internet while video recording 3 5 Audio Requirements T
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