SIMD-accelerated RGB-to-Grayscale color conversion

git-svn-id: svn://svn.code.sf.net/p/libjpeg-turbo/code/trunk@393 632fc199-4ca6-4c93-a231-07263d6284db

1 files changed, 13 insertions, 0 deletions

diff --git a/jsimd_none.c b/jsimd_none.c
index 7ff3074..6936a44 100644
--- a/jsimd_none.c
+++ b/jsimd_none.c
@@ -25,6 +25,12 @@ jsimd_can_rgb_ycc (void)
 }
 
 GLOBAL(int)
+jsimd_can_rgb_gray (void)
+{
+  return 0;
+}
+
+GLOBAL(int)
 jsimd_can_ycc_rgb (void)
 {
   return 0;
@@ -38,6 +44,13 @@ jsimd_rgb_ycc_convert (j_compress_ptr cinfo,
 }
 
 GLOBAL(void)
+jsimd_rgb_gray_convert (j_compress_ptr cinfo,
+                        JSAMPARRAY input_buf, JSAMPIMAGE output_buf,
+                        JDIMENSION output_row, int num_rows)
+{
+}
+
+GLOBAL(void)
 jsimd_ycc_rgb_convert (j_decompress_ptr cinfo,
                        JSAMPIMAGE input_buf, JDIMENSION input_row,
                        JSAMPARRAY output_buf, int num_rows)