MMFMWK-7970 [8qxp] g2d support VPU tiled format.

Remove DRM modifier meta after use.

Signed-off-by: Song Bing <bing.song@nxp.com>
diff --git a/plugins/videoconvert/gstimxvideoconvert.c b/plugins/videoconvert/gstimxvideoconvert.c
index 62a2a66..c883cb3 100755
--- a/plugins/videoconvert/gstimxvideoconvert.c
+++ b/plugins/videoconvert/gstimxvideoconvert.c
@@ -1359,8 +1359,15 @@
   src.info.stride = in->info.stride[0];
 
   dmabuf_meta = gst_buffer_get_dmabuf_meta (in->buffer);
-  if (dmabuf_meta)
+  if (dmabuf_meta) {
     drm_modifier = dmabuf_meta->drm_modifier;
+    dmabuf_meta->drm_modifier = 0;
+  }
+
+  dmabuf_meta = gst_buffer_get_dmabuf_meta (out->buffer);
+  if (dmabuf_meta) {
+    dmabuf_meta->drm_modifier = 0;
+  }
 
   GST_INFO_OBJECT (imxvct, "buffer modifier type %d", drm_modifier);