+static const AVOption options[] = {
+ { "dtx", "Allow DTX (generate comfort noise)", offsetof(AMRContext, enc_dtx), AV_OPT_TYPE_INT, { 0 }, 0, 1, AV_OPT_FLAG_AUDIO_PARAM | AV_OPT_FLAG_ENCODING_PARAM },
+ { NULL }
+};
+
+static const AVClass class = {
+ "libopencore_amrnb", av_default_item_name, options, LIBAVUTIL_VERSION_INT
+};
+