Texas Instruments TMS320DM357 DVEVM v2.05 manual IR Remote Buttons for Encode Demo

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Running the Standalone Demos

Note that you can use only a speech encoder, not an audio encoder. The supported video algorithms are H.264 (.264 extension) and MPEG4 (.mpeg4 file extension). The supported speech algorithm is G.711 (.g711 extension).

Table 3–2 IR Remote Buttons for Encode Demo

IR Remote Button

Mode

Action Performed

 

 

 

Up/Down

Setup

Change option selection

Left/Right

Setup

Change setting of selected option

Play

Setup

Switch to decode demo

Record (twice)

Setup / Run

Begin encode demo, send unencoded

or OK

 

data to display

Info/Select

Setup

Show / hide block diagram for demo

Info/Select

Run

Toggle information display

Left/Right

Run

Change information transparency level

 

 

(There is no display for encode demo

 

 

behind the information.)

Pause

Run

Pause demo (press Record to resume)

Stop

Setup / Run

Return to previous screen

 

 

 

The application runs on the ARM using Linux. The video and audio signals are passed to encoders by the Codec Engine.

To use this demo from the command line, see Section 3.4, Running the

Demos from the Command Line.

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Contents TMS320DM357 Dvevm Getting Started Guide Important Notice Evaluation BOARD/KIT Important Notice FCC Warning Preface About This GuideTrademarks Contents Contents Dvevm Overview What’s in this Kit? What’s on the Board? DM357What’s Next? EVM Hardware Setup Setting Up the Hardware Audio In P3 Audio Out P5 Composite Video Out J8 Uart P6 Connecting to a Console Window Running the Demonstration Software Default Boot Configuration Starting the Standalone DemosStarting the Standalone Demos Starting the Standalone Demos Running the Standalone Demos Shutting Down the Demos About the Encode + Decode Demo About the Encode DemoIR Remote Buttons for Encode Demo About the Decode Demo IR Remote Buttons for Decode DemoRunning the Demos from the Command Line Running the Network Demo Page Dvevm Software Setup Software Overview Command Prompts in This Guide Application Software ComponentsPreparing to Install Installing the Software Installing the Target Linux SoftwareInstalling the Dvsdk Software Installing the A/V Demo Files Exporting a Shared File System for Target AccessSwitch user to root on the host Linux workstation Testing the Shared File System EVM # setenv nfshost ip address of nfs hostInstalling the Software Setting Up the Build/Development Environment Writing a Simple Program and Running it on the EVMCompile the kernel using the following command Building a New Linux KernelRebuilding the Dvevm Software for the Target Building with DSPLink Booting the New Linux Kernel EVM # setenv serverip tftp server ip addressUsing the Digital Video Test Bench Dvtb Page Additional Procedures Changing the Video Input/Output Methods NtscPutting Demo Applications in the Third-Party Menu File filename.tar.gz Setting Up a Tftp Server You should see the following outputAlternate Boot Methods Booting from Flash Using Board’s Nand Flash File SystemBooting via Tftp Using Board’s Nand Flash File System Booting from Flash Using NFS File SystemBooting via Tftp Using NFS File System Updating/Restoring the Bootloaders Updating U-Boot Using U-BootTo assign a dynamic address, use the following Updating/Restoring the Bootloaders Restoring the Nand Flash Updating the KernelRestoring the Nand Flash Using NFS Restoring the Nand Flash Using RAM Disk and a 2 GB SD Card EVM # tar xf /mnt/mmc/dm357flashimage####.tar EVM # cd Page Index NFSIndex--2 Index--3 Spectrum Digital, Inc 511458-0001B