cosmetics (indent and 2 empty lines)

Originally committed as revision 14378 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavcodec/h264.c

@@ -3754,8 +3754,10 @@ static int init_poc(H264Context *h){
             field_poc[1] += h->delta_poc[1];
     }else{
         int poc;
+
         if(h->nal_ref_idc) poc= 2*(h->frame_num_offset + h->frame_num);
         else               poc= 2*(h->frame_num_offset + h->frame_num) - 1;
+
         field_poc[0]= poc;
         field_poc[1]= poc;
     }