avcodec/lagarith: fix src/src_size for esc_count < 8

untested due to lack of sample Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago · 3410122c68
parent 100a54da52
commit 3410122c68
1 changed files with 2 additions and 0 deletions
--- a/libavcodec/lagarith.c
+++ b/libavcodec/lagarith.c
@ -460,6 +460,8 @@ static int lag_decode_arith_plane(LagarithContext *l, uint8_t *dst,
                   length);
    } else if (esc_count < 8) {
        esc_count -= 4;
+        src ++;
+        src_size --;
        if (esc_count > 0) {
            /* Zero run coding only, no range coding. */
            for (i = 0; i < height; i++) {