SIMD-accelerated int upsample routine for MIPS DSPr2

git-svn-id: svn://svn.code.sf.net/p/libjpeg-turbo/code/trunk@1315 632fc199-4ca6-4c93-a231-07263d6284db

1 files changed, 7 insertions, 1 deletions

diff --git a/jdsample.c b/jdsample.c
index 66f2c04..2752966 100644
--- a/jdsample.c
+++ b/jdsample.c
@@ -6,6 +6,7 @@
  * libjpeg-turbo Modifications:
  * Copyright 2009 Pierre Ossman <ossman@cendio.se> for Cendio AB
  * Copyright (C) 2010, D. R. Commander.
+ * Copyright (C) 2014, MIPS Technologies, Inc., California
  * For conditions of distribution and use, see the accompanying README file.
  *
  * This file contains upsampling routines.
@@ -482,7 +483,12 @@ jinit_upsampler (j_decompress_ptr cinfo)
     } else if ((h_out_group % h_in_group) == 0 &&
                (v_out_group % v_in_group) == 0) {
       /* Generic integral-factors upsampling method */
-      upsample->methods[ci] = int_upsample;
+#if defined(__mips__)
+      if (jsimd_can_int_upsample())
+        upsample->methods[ci] = jsimd_int_upsample;
+      else
+#endif
+        upsample->methods[ci] = int_upsample;
       upsample->h_expand[ci] = (UINT8) (h_out_group / h_in_group);
       upsample->v_expand[ci] = (UINT8) (v_out_group / v_in_group);
     } else