@@ -178,21 +178,6 @@ static const AVOption stereo3d_options[] = {

 AVFILTER_DEFINE_CLASS(stereo3d);

-static av_cold int init(AVFilterContext *ctx, const char *args)

-{

-    Stereo3DContext *s = ctx->priv;

-    static const char *shorthand[] = { "in", "out", NULL };

-    int ret;

-

-    s->class = &stereo3d_class;

-    av_opt_set_defaults(s);

-

-    if ((ret = av_opt_set_from_string(s, args, shorthand, "=", ":")) < 0)

-        return ret;

-

-    return 0;

-}

-

 static int query_formats(AVFilterContext *ctx)

 {

     static const enum AVPixelFormat pix_fmts[] = {

@@ -436,13 +421,6 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *inpicref)

     return 0;

 }

-static av_cold void uninit(AVFilterContext *ctx)

-{

-    Stereo3DContext *s = ctx->priv;

-

-    av_opt_free(s);

-}

-

 static const AVFilterPad stereo3d_inputs[] = {

     {

         .name             = "default",

@@ -462,14 +440,15 @@ static const AVFilterPad stereo3d_outputs[] = {

     { NULL }

 };

+static const char *const shorthand[] = { "in", "out", NULL };

+

 AVFilter avfilter_vf_stereo3d = {

     .name          = "stereo3d",

     .description   = NULL_IF_CONFIG_SMALL("Convert video stereoscopic 3D view."),

     .priv_size     = sizeof(Stereo3DContext),

-    .init          = init,

-    .uninit        = uninit,

     .query_formats = query_formats,

     .inputs        = stereo3d_inputs,

     .outputs       = stereo3d_outputs,

     .priv_class    = &stereo3d_class,

+    .shorthand     = shorthand,

 };