avcodec/h264_ps: use get_se_golomb_long() to parse some sps fields

All three may be up to 32 bits wide.
Signed-off-by: James Almer <jamrial@gmail.com>

libavcodec/h264_ps.c

@@ -449,8 +449,8 @@ int ff_h264_decode_seq_parameter_set(GetBitContext *gb, AVCodecContext *avctx,
         sps->log2_max_poc_lsb = t + 4;
     } else if (sps->poc_type == 1) { // FIXME #define
         sps->delta_pic_order_always_zero_flag = get_bits1(gb);
-        sps->offset_for_non_ref_pic           = get_se_golomb(gb);
-        sps->offset_for_top_to_bottom_field   = get_se_golomb(gb);
+        sps->offset_for_non_ref_pic           = get_se_golomb_long(gb);
+        sps->offset_for_top_to_bottom_field   = get_se_golomb_long(gb);
         sps->poc_cycle_length                 = get_ue_golomb(gb);
 
         if ((unsigned)sps->poc_cycle_length >=
@@ -461,7 +461,7 @@ int ff_h264_decode_seq_parameter_set(GetBitContext *gb, AVCodecContext *avctx,
         }
 
         for (i = 0; i < sps->poc_cycle_length; i++)
-            sps->offset_for_ref_frame[i] = get_se_golomb(gb);
+            sps->offset_for_ref_frame[i] = get_se_golomb_long(gb);
     } else if (sps->poc_type != 2) {
         av_log(avctx, AV_LOG_ERROR, "illegal POC type %d\n", sps->poc_type);
         goto fail;