support 4080 max dimension

4096 is 256 macroblocks which does not fit on 8-bits, and 8-bits
are used for some variables that contain the size.

Bug: 65438670
Change-Id: Id977303054841c458cbd21c1538a9035d178fbef
diff --git a/decoder/ih264d_defs.h b/decoder/ih264d_defs.h
index 3dd5508..4622775 100644
--- a/decoder/ih264d_defs.h
+++ b/decoder/ih264d_defs.h
@@ -34,8 +34,8 @@
  *
  ************************************************************************
  */
-#define H264_MAX_FRAME_WIDTH                4096
-#define H264_MAX_FRAME_HEIGHT               4096
+#define H264_MAX_FRAME_WIDTH                4080
+#define H264_MAX_FRAME_HEIGHT               4080
 #define H264_MAX_FRAME_SIZE                 (4096 * 2048)
 
 #define H264_MIN_FRAME_WIDTH                16