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1.查看音频输出的驱动
# ./mplayer -ao help
MPlayer 1.0rc1-3.3.2 (C) 2000-2006 MPlayer Team
CPU: ARM
Available audio output drivers:
oss OSS/ioctl audio output
mpegpes Mpeg-PES audio output
null Null audio output
pcm RAW PCM/WAVE file writer audio output
2.播放mp3文件
./mplayer -ac mad file.mp3
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this happens, because of the '-O4'-switch, so execute the following commands
cd libavcodec
# arm-9tdmi-linux-gnu-gcc -I../libvo -I../../libvo -O2 -pipe -ffast-math -fomit-frame-pointer -D_REENTRANT -I~/libmad-0.15.1b/ -DHAVE_AV_CONFIG_H -I.. -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -D_GNU_SOURCE -c -o snow.o snow.c
# cd ..
# make