ffmpeg patch for neon to adjust offsets

source/patched-ffmpeg-mt/libavcodec/arm/asm-offsets.h

 /*
  * Copyright (c) 2010 Mans Rullgard
  *
  * This file is part of FFmpeg.
  *
  * FFmpeg is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
  * License as published by the Free Software Foundation; either
  * version 2.1 of the License, or (at your option) any later version.
  *
@@ skipping 11 matching lines @@
 #define AVCODEC_ARM_ASM_OFFSETS_H
 
 #ifndef __ASSEMBLER__
 #include <stddef.h>
 #define CHK_OFFS(s, m, o) struct check_##o {    \
         int x_##o[offsetof(s, m) == o? 1: -1];  \
     }
 #endif
 
 /* MpegEncContext */
-#if defined(__ARM_EABI__) || defined(__eabi__)
-#define Y_DC_SCALE               0xa54
-#define C_DC_SCALE               0xa58
-#define AC_PRED                  0xa80
-#define BLOCK_LAST_INDEX         0x2160
-#define INTER_SCANTAB_RASTER_END 0x2360
-#define H263_AIC                 0x2610
-#elif defined(__APPLE__)
-#define Y_DC_SCALE               0xa30
-#define C_DC_SCALE               0xa34
-#define AC_PRED                  0xa5c
-#define BLOCK_LAST_INDEX         0x213c
-#define INTER_SCANTAB_RASTER_END 0x233c
-#define H263_AIC                 0x25e0
+#define Y_DC_SCALE               ((int)&(((MpegEncContext*)0)->y_dc_scale))
+#define C_DC_SCALE               ((int)&(((MpegEncContext*)0)->c_dc_scale))
+#define AC_PRED                  ((int)&(((MpegEncContext*)0)->ac_pred))
+#define BLOCK_LAST_INDEX         ((int)&(((MpegEncContext*)0)->block_last_index[0]))
+#define INTER_SCANTAB_RASTER_END ((int)&(((MpegEncContext*)0)->inter_scantable.raster_end))
+#define H263_AIC                 ((int)&(((MpegEncContext*)0)->h263_aic))
 #endif
-
-#endif