} ExtraStereoContext;
#define OFFSET(x) offsetof(ExtraStereoContext, x)
-#define A AV_OPT_FLAG_AUDIO_PARAM|AV_OPT_FLAG_FILTERING_PARAM
+#define A AV_OPT_FLAG_AUDIO_PARAM|AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_RUNTIME_PARAM
static const AVOption extrastereo_options[] = {
{ "m", "set the difference coefficient", OFFSET(mult), AV_OPT_TYPE_FLOAT, {.dbl=2.5}, -10, 10, A },
{ NULL }
};
-AVFilter ff_af_extrastereo = {
+const AVFilter ff_af_extrastereo = {
.name = "extrastereo",
.description = NULL_IF_CONFIG_SMALL("Increase difference between stereo audio channels."),
.query_formats = query_formats,
.priv_class = &extrastereo_class,
.inputs = inputs,
.outputs = outputs,
+ .flags = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+ .process_command = ff_filter_process_command,
};