@@ -1662,7 +1662,9 @@ static int input_init(AVFilterContext *ctx, const char *args, void *opaque)

     priv->is = opaque;

     codec    = priv->is->video_st->codec;

     codec->opaque = ctx;

-    if(codec->codec->capabilities & CODEC_CAP_DR1) {

+    if((codec->codec->capabilities & CODEC_CAP_DR1)

+       && codec->codec_id != CODEC_ID_SVQ1 //chroma alignment from lavfi is insufficient

+    ) {

         priv->use_dr1 = 1;

         codec->get_buffer     = input_get_buffer;

         codec->release_buffer = input_release_buffer;