- { "sono_v", "set sonogram volume", OFFSET(sono_v), AV_OPT_TYPE_STRING, { .str = "16" }, CHAR_MIN, CHAR_MAX, FLAGS },
- { "volume", "set sonogram volume", OFFSET(sono_v), AV_OPT_TYPE_STRING, { .str = "16" }, CHAR_MIN, CHAR_MAX, FLAGS },
- { "bar_v", "set bargraph volume", OFFSET(bar_v), AV_OPT_TYPE_STRING, { .str = "sono_v" }, CHAR_MIN, CHAR_MAX, FLAGS },
- { "volume2", "set bargraph volume", OFFSET(bar_v), AV_OPT_TYPE_STRING, { .str = "sono_v" }, CHAR_MIN, CHAR_MAX, FLAGS },
+ { "sono_v", "set sonogram volume", OFFSET(sono_v), AV_OPT_TYPE_STRING, { .str = "16" }, 0, 0, FLAGS },
+ { "volume", "set sonogram volume", OFFSET(sono_v), AV_OPT_TYPE_STRING, { .str = "16" }, 0, 0, FLAGS },
+ { "bar_v", "set bargraph volume", OFFSET(bar_v), AV_OPT_TYPE_STRING, { .str = "sono_v" }, 0, 0, FLAGS },
+ { "volume2", "set bargraph volume", OFFSET(bar_v), AV_OPT_TYPE_STRING, { .str = "sono_v" }, 0, 0, FLAGS },