+#if QSV_HAVE_EXT_HEVC_TILES
+ if (avctx->codec_id == AV_CODEC_ID_HEVC) {
+ q->exthevctiles.Header.BufferId = MFX_EXTBUFF_HEVC_TILES;
+ q->exthevctiles.Header.BufferSz = sizeof(q->exthevctiles);
+ q->exthevctiles.NumTileColumns = q->tile_cols;
+ q->exthevctiles.NumTileRows = q->tile_rows;
+ q->extparam_internal[q->nb_extparam_internal++] = (mfxExtBuffer *)&q->exthevctiles;
+ }
+#endif
+