checkasm: Make sure that all pixels are in range before benchmarking

The pixel data as initialized by the test above only have proper
pixels up to whatever random 'w' it used last.

1 files changed, 12 insertions, 0 deletions

diff --git a/tests/checkasm/filmgrain.c b/tests/checkasm/filmgrain.c
index 8db3246..385caea 100644
--- a/tests/checkasm/filmgrain.c
+++ b/tests/checkasm/filmgrain.c
@@ -229,6 +229,11 @@ static void check_fgy_sbrow(const Dav1dFilmGrainDSPContext *const dsp) {
             }
         }
         fg_data[0].overlap_flag = 1;
+        for (int y = 0; y < 32; y++) {
+            // Make sure all pixels are in range
+            for (int x = 0; x < 128; x++)
+                src[y * PXSTRIDE(stride) + x] &= bitdepth_max;
+        }
         bench_new(a_dst, src, stride, fg_data, 64, scaling, grain_lut, 32,
                   1 HIGHBD_TAIL_SUFFIX);
     }
@@ -368,6 +373,13 @@ static void check_fguv_sbrow(const Dav1dFilmGrainDSPContext *const dsp) {
                 }
 
                 fg_data[0].overlap_flag = 1;
+                for (int y = 0; y < 32; y++) {
+                    // Make sure all pixels are in range
+                    for (int x = 0; x < 128; x++) {
+                        src[y * PXSTRIDE(stride) + x] &= bitdepth_max;
+                        luma_src[y * PXSTRIDE(lstride) + x] &= bitdepth_max;
+                    }
+                }
                 bench_new(a_dst, src, stride, fg_data, 32, scaling, grain_lut[1], 16,
                           1, luma_src, lstride, uv_pl, is_identity HIGHBD_TAIL_SUFFIX);
             }