Commit 9b24251c authored by Marco's avatar Marco
Browse files

vp9-noise estimate: Put check to avoid possible out of bounds.

Put check to avoid possible out of bounds when looping
over the blocks to estimate noise level.
No change in behavior.

Change-Id: I4b7b19b7edee0ae1c35b9dc0700b1bf9b304d7f5
parent 6a94d6ad
......@@ -162,7 +162,9 @@ void vp9_update_noise_estimate(VP9_COMP *const cpi) {
for (mi_row = 0; mi_row < cm->mi_rows; mi_row++) {
for (mi_col = 0; mi_col < cm->mi_cols; mi_col++) {
// 16x16 blocks, 1/4 sample of frame.
if (mi_row % 4 == 0 && mi_col % 4 == 0) {
if (mi_row % 4 == 0 && mi_col % 4 == 0 &&
mi_row < cm->mi_rows - 1 &&
mi_col < cm->mi_cols - 1) {
int bl_index = mi_row * cm->mi_cols + mi_col;
int bl_index1 = bl_index + 1;
int bl_index2 = bl_index + cm->mi_cols;
......
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