cbs_apv: Better constrain tile_width/height_in_mbs

The maximum number of tile columns/rows adds an extra constraint on
the minimum tile width/height for large frames (over 5120 width or
2560 height).

libavcodec/apv_decode.c

@@ -409,7 +409,7 @@ static int apv_decode_frame(AVCodecContext *avctx, AVFrame *frame,
     err = ff_cbs_read_packet(apv->cbc, au, packet);
     if (err < 0) {
         av_log(avctx, AV_LOG_ERROR, "Failed to read packet.\n");
-        return err;
+        goto fail;
     }
 
     for (int i = 0; i < au->nb_units; i++) {