{"channels", "set number of channels", OFFSET(channels), FF_OPT_TYPE_INT, {.dbl=2}, 1, 2, AV_OPT_FLAG_DECODING_PARAM },
{"sample_rate", "set sample rate", OFFSET(sample_rate), FF_OPT_TYPE_INT, {.dbl=44100}, 1, 192000, AV_OPT_FLAG_DECODING_PARAM },
{"sample_size", "set sample size", OFFSET(sample_size), FF_OPT_TYPE_INT, {.dbl=16}, 8, 16, AV_OPT_FLAG_DECODING_PARAM },
- {"list_devices", "list available devices", OFFSET(list_devices), FF_OPT_TYPE_INT, {.dbl=0}, 0, 1, AV_OPT_FLAG_DECODING_PARAM },
+ {"list_devices", "list available devices", OFFSET(list_devices), FF_OPT_TYPE_INT, {.dbl=0}, 0, 1, AV_OPT_FLAG_DECODING_PARAM, "list_devices" },
{"true", "", 0, FF_OPT_TYPE_CONST, {.dbl=1}, 0, 0, AV_OPT_FLAG_DECODING_PARAM, "list_devices" },
{"false", "", 0, FF_OPT_TYPE_CONST, {.dbl=0}, 0, 0, AV_OPT_FLAG_DECODING_PARAM, "list_devices" },
{NULL},