vp9: fix crash when playing back 440/440 content with width%64<56.

10 years ago · 88126916c8
parent 3e634e3e98
commit 88126916c8
1 changed files with 1 additions and 1 deletions
--- a/libavcodec/vp9.c
+++ b/libavcodec/vp9.c
@ -3314,7 +3314,7 @@ static void decode_b(AVCodecContext *ctx, int row, int col,
        int w = FFMIN(s->cols - col, w4) * 8 >> s->ss_h;
        int h = FFMIN(s->rows - row, h4) * 8 >> s->ss_v, n, o = 0;

-        for (n = 1; o < w; n++) {
+        for (n = s->ss_h; o < w; n++) {
            int bw = 64 >> n;

            av_assert2(n <= 4);