Initialize DPB structures to valid values.

When the first frame is a B frame, the colocated picture
will now point to the current frame.

Test: run poc with and without this patch
Bug: 38115076
Change-Id: I48a8f128740551d6a9252931dafcf8c629ecad0d
(cherry picked from commit b8d362561e48dde8898eb0415f298d64e76f2b7c)
diff --git a/decoder/ih264d_parse_slice.c b/decoder/ih264d_parse_slice.c
index ab9f3f6..849b9c5 100644
--- a/decoder/ih264d_parse_slice.c
+++ b/decoder/ih264d_parse_slice.c
@@ -441,11 +441,23 @@
         ps_dec->au1_pic_buf_ref_flag[cur_pic_buf_id] = 0;
 
         {
-            /*make first entry of list0 point to cur pic,so that if first Islice is in error, ref pic struct will have valid entries*/
+            /*make first entry of list0 and list1 point to cur pic,
+             *so that if first slice is in error, ref pic struct will have valid entries*/
             ps_dec->ps_ref_pic_buf_lx[0] = ps_dec->ps_dpb_mgr->ps_init_dpb[0];
+            ps_dec->ps_ref_pic_buf_lx[1] = ps_dec->ps_dpb_mgr->ps_init_dpb[1];
             *(ps_dec->ps_dpb_mgr->ps_init_dpb[0][0]) = *ps_cur_pic;
             /* Initialize for field reference as well */
             *(ps_dec->ps_dpb_mgr->ps_init_dpb[0][MAX_REF_BUFS]) = *ps_cur_pic;
+
+            *(ps_dec->ps_dpb_mgr->ps_mod_dpb[0][0]) = *ps_cur_pic;
+            /* Initialize for field reference as well */
+            *(ps_dec->ps_dpb_mgr->ps_mod_dpb[0][MAX_REF_BUFS]) = *ps_cur_pic;
+            *(ps_dec->ps_dpb_mgr->ps_init_dpb[1][0]) = *ps_cur_pic;
+            /* Initialize for field reference as well */
+            *(ps_dec->ps_dpb_mgr->ps_init_dpb[1][MAX_REF_BUFS]) = *ps_cur_pic;
+            *(ps_dec->ps_dpb_mgr->ps_mod_dpb[1][0]) = *ps_cur_pic;
+            /* Initialize for field reference as well */
+            *(ps_dec->ps_dpb_mgr->ps_mod_dpb[1][MAX_REF_BUFS]) = *ps_cur_pic;
         }
 
         if(!ps_dec->ps_cur_pic)