modify sin led gpio

hc

2024-05-13 9d77db3c730780c8ef5ccd4b66403ff5675cfe4e

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# From https://code.google.com/p/mp4v2/downloads/detail?name=mp4v2-2.0.0.tar.bz2
sha1 193260cfb7201e6ec250137bcca1468d4d20e2f0 mp4v2-2.0.0.tar.bz2