ff_alsa_open       72 libavdevice/alsa-audio-dec.c     ret = ff_alsa_open(s1, SND_PCM_STREAM_CAPTURE, &s->sample_rate, s->channels,
ff_alsa_open       63 libavdevice/alsa-audio-enc.c     res = ff_alsa_open(s1, SND_PCM_STREAM_PLAYBACK, &sample_rate,
ff_alsa_open       77 libavdevice/alsa-audio.h int ff_alsa_open(AVFormatContext *s, snd_pcm_stream_t mode,