Merge pull request #90 from mpeg5/xeve_stabilization_nbr_fix

Encoder intra right nbr access fix based on ETM spec, code cleanup

Author: mpeg5

src_main/xevem_ipred.c

@@ -132,7 +132,7 @@ void xevem_get_nbr(int x, int y, int cuw, int cuh, pel *src, int s_src, u16 avai
     for (i = 0; i < (scuh + scuw); i++)
     {
         /*Check if right neighbours are available */
-        int is_avail = (x_scu + scuw + i < w_scu) && (y_scu + i < h_scu);
+        int is_avail = (x_scu + scuw < w_scu) && (y_scu + i < h_scu);
         if (is_avail && MCU_GET_COD(map_scu[scup + scuw + i * w_scu]) && (!constrained_intra_pred || MCU_GET_IF(map_scu[scup + scuw + i * w_scu])) &&
             (map_tidx[scup] == map_tidx[scup + scuw + i * w_scu]))
         {

src_main/xevem_util.c

@@ -3796,8 +3796,6 @@ void xevem_flush(XEVE_CTX * ctx)
         xeve_mfree_fast(mctx->ats_inter_num_pred[i]);
     }
 
-    xeve_mfree_fast(ctx->map_tidx);
-
     if (ctx->param.tool_dra)
     {
         xeve_mfree(mctx->dra_array);