Fbtest
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GSG: AM35x and OMAP35x Rebuilding the Software > LCD RGB 640x480 VGA Addition > VPBE > DM357 DVSDK FAQ > Fbtest
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Contents |
About
fbtest is a open source tool that can be used for testing the frame buffer device. Supports-
- Command line option for pixel formats
- Command line option for width and height.
- Command line option to enable/disable clearing after drawing.
Source Download Location
Visit Download fbtest source
Cross compiling
- Command to compile - $(TOOL_CHAIN_PREFIX) -o fbtest fbtest.c
The TOOL_CHAIN_PREFIX corresponds to the tool chain in use. Set this based on your tool chain. Also make path to toolchain is exported as part of $PATH.
Test setup
- EVM booted up with NFS configuration.
- Connect a display device such as LCD.
Execution
- ./fbtest --help ----To know the usage/options supported.
- ./fbtest -fRGB565 -s320x240 -n ---- To display the color pattern in RGB565 format with width as 320 and height as 240. Don't clear the screen after display.
- ./fbtest -fRGB565 -s320x240 ---To display the color pattern in RGB565 format with width as 320 and height as 240. Clear the screen after display.
