audio_read_packet 127 libavdevice/alsa-audio-dec.c static int audio_read_packet(AVFormatContext *s1, AVPacket *pkt) audio_read_packet 378 libavdevice/beosaudio.cpp static int audio_read_packet(AVFormatContext *s1, AVPacket *pkt) audio_read_packet 245 libavdevice/oss_audio.c static int audio_read_packet(AVFormatContext *s1, AVPacket *pkt)