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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