thanks for your reply. Q1: but when i excute this script ./install-binaries-4.0.4.sh /dev/sdb2 （sdb2 is my device） also occer occer: trap: 22: ERR: bad trap How can I solve this problem?

Q2:I want to use pandaboard hardware encoder/decoder,how to use it? eg: yuv video encoder to H.264

Q3:if I flash ubuntu to pandaboard, how to use hardware encoder/decoder, how can I get the API?

thank you very much.

At 2012-08-16 16:42:33,"纪永峰" braddoris@126.com wrote:

dear linaro,

I want to flash my pandaboard with SD card using

./install-binaries-4.0.4.sh /dev/sdX2 but occer error: trap: 22: ERR: bad trap how can I solve this problem? Thank you !

# Get graphics binaries $ wget http://people.linaro.org/~vishalbhoj/install-binaries-4.0.4.sh $ chmod a+x install-binaries-4.0.4.sh $ ./install-binaries-4.0.4.sh /dev/sdX2 "device node of system partition"