summaryrefslogtreecommitdiff
path: root/libavcodec/vp8.c
diff options
context:
space:
mode:
Diffstat (limited to 'libavcodec/vp8.c')
-rw-r--r--libavcodec/vp8.c20
1 files changed, 16 insertions, 4 deletions
diff --git a/libavcodec/vp8.c b/libavcodec/vp8.c
index 36518d5f7e..6da835b2d1 100644
--- a/libavcodec/vp8.c
+++ b/libavcodec/vp8.c
@@ -162,11 +162,23 @@ static void update_lf_deltas(VP8Context *s)
VP56RangeCoder *c = &s->c;
int i;
- for (i = 0; i < 4; i++)
- s->lf_delta.ref[i] = vp8_rac_get_sint(c, 6);
+ for (i = 0; i < 4; i++) {
+ if (vp8_rac_get(c)) {
+ s->lf_delta.ref[i] = vp8_rac_get_uint(c, 6);
+
+ if (vp8_rac_get(c))
+ s->lf_delta.ref[i] = -s->lf_delta.ref[i];
+ }
+ }
+
+ for (i = MODE_I4x4; i <= VP8_MVMODE_SPLIT; i++) {
+ if (vp8_rac_get(c)) {
+ s->lf_delta.mode[i] = vp8_rac_get_uint(c, 6);
- for (i = MODE_I4x4; i <= VP8_MVMODE_SPLIT; i++)
- s->lf_delta.mode[i] = vp8_rac_get_sint(c, 6);
+ if (vp8_rac_get(c))
+ s->lf_delta.mode[i] = -s->lf_delta.mode[i];
+ }
+ }
}
static int setup_partitions(VP8Context *s, const uint8_t *buf, int buf_size)