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

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Marco Paniconi 2016-02-01 15:18:16 +00:00 committed by Gerrit Code Review
commit 0a3593a555
1 changed files with 3 additions and 1 deletions
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4
vp9/encoder/vp9_noise_estimate.c
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@ -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;