Set token partitions number only if we use VP8 partition output.

src/videofilters/vp8.c

@@ -165,7 +165,9 @@ static void enc_preprocess(MSFilter *f) {
 	vpx_codec_control(&s->codec, VP8E_SET_STATIC_THRESHOLD, 0);
 	vpx_codec_control(&s->codec, VP8E_SET_ENABLEAUTOALTREF, 1);
 	vpx_codec_control(&s->codec, VP8E_SET_MAX_INTRA_BITRATE_PCT, 400); /*limite iFrame size to 4 pframe*/
-	vpx_codec_control(&s->codec, VP8E_SET_TOKEN_PARTITIONS, 2); /* Output 4 partitions per frame */
+	if (s->flags & VPX_CODEC_USE_OUTPUT_PARTITION) {
+		vpx_codec_control(&s->codec, VP8E_SET_TOKEN_PARTITIONS, 2); /* Output 4 partitions per frame */
+	}
 
 	s->ready=TRUE;
 }