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Texas Instruments TMS320DM6446 DVEVM v2.0 User Manual

Page 28

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Running the Standalone Demos

3-8

The application runs on the ARM using Linux. The video and audio
signals are passed to encoders on the DSP by the Codec Engine. Shared
memory is used when passing data.

To use this demo from the command line, see Section 3.4, Running the
Demos from the Command Line
.

3.3.4

About the Decode Demo

The Decode demo plays audio/speech and video files you select. You
can select a source video file and a source audio or speech file. Use the
left and right arrow buttons to choose from the demo files and the files
created by the Encode demo, which are stored on the EVM’s hard disk
drive. The decoded signals are sent to the display and speakers.

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

Table 3–2 IR Remote Buttons for Encode Demo

IR Remote Button

Mode

Action Performed