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      1 /*
      2  *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
      3  *
      4  *  Use of this source code is governed by a BSD-style license
      5  *  that can be found in the LICENSE file in the root of the source
      6  *  tree. An additional intellectual property rights grant can be found
      7  *  in the file PATENTS.  All contributing project authors may
      8  *  be found in the AUTHORS file in the root of the source tree.
      9  */
     10 
     11 
     12 #ifndef SUBPIXEL_H
     13 #define SUBPIXEL_H
     14 
     15 #include "vpx_config.h"
     16 
     17 #define prototype_subpixel_predict(sym) \
     18     void sym(unsigned char *src, int src_pitch, int xofst, int yofst, \
     19              unsigned char *dst, int dst_pitch)
     20 
     21 #if ARCH_X86 || ARCH_X86_64
     22 #include "x86/subpixel_x86.h"
     23 #endif
     24 
     25 #if ARCH_ARM
     26 #include "arm/subpixel_arm.h"
     27 #endif
     28 
     29 #ifndef vp8_subpix_sixtap16x16
     30 #define vp8_subpix_sixtap16x16 vp8_sixtap_predict16x16_c
     31 #endif
     32 extern prototype_subpixel_predict(vp8_subpix_sixtap16x16);
     33 
     34 #ifndef vp8_subpix_sixtap8x8
     35 #define vp8_subpix_sixtap8x8 vp8_sixtap_predict8x8_c
     36 #endif
     37 extern prototype_subpixel_predict(vp8_subpix_sixtap8x8);
     38 
     39 #ifndef vp8_subpix_sixtap8x4
     40 #define vp8_subpix_sixtap8x4 vp8_sixtap_predict8x4_c
     41 #endif
     42 extern prototype_subpixel_predict(vp8_subpix_sixtap8x4);
     43 
     44 #ifndef vp8_subpix_sixtap4x4
     45 #define vp8_subpix_sixtap4x4 vp8_sixtap_predict_c
     46 #endif
     47 extern prototype_subpixel_predict(vp8_subpix_sixtap4x4);
     48 
     49 #ifndef vp8_subpix_bilinear16x16
     50 #define vp8_subpix_bilinear16x16 vp8_bilinear_predict16x16_c
     51 #endif
     52 extern prototype_subpixel_predict(vp8_subpix_bilinear16x16);
     53 
     54 #ifndef vp8_subpix_bilinear8x8
     55 #define vp8_subpix_bilinear8x8 vp8_bilinear_predict8x8_c
     56 #endif
     57 extern prototype_subpixel_predict(vp8_subpix_bilinear8x8);
     58 
     59 #ifndef vp8_subpix_bilinear8x4
     60 #define vp8_subpix_bilinear8x4 vp8_bilinear_predict8x4_c
     61 #endif
     62 extern prototype_subpixel_predict(vp8_subpix_bilinear8x4);
     63 
     64 #ifndef vp8_subpix_bilinear4x4
     65 #define vp8_subpix_bilinear4x4 vp8_bilinear_predict4x4_c
     66 #endif
     67 extern prototype_subpixel_predict(vp8_subpix_bilinear4x4);
     68 
     69 typedef prototype_subpixel_predict((*vp8_subpix_fn_t));
     70 typedef struct
     71 {
     72     vp8_subpix_fn_t  sixtap16x16;
     73     vp8_subpix_fn_t  sixtap8x8;
     74     vp8_subpix_fn_t  sixtap8x4;
     75     vp8_subpix_fn_t  sixtap4x4;
     76     vp8_subpix_fn_t  bilinear16x16;
     77     vp8_subpix_fn_t  bilinear8x8;
     78     vp8_subpix_fn_t  bilinear8x4;
     79     vp8_subpix_fn_t  bilinear4x4;
     80 } vp8_subpix_rtcd_vtable_t;
     81 
     82 #if CONFIG_RUNTIME_CPU_DETECT
     83 #define SUBPIX_INVOKE(ctx,fn) (ctx)->fn
     84 #else
     85 #define SUBPIX_INVOKE(ctx,fn) vp8_subpix_##fn
     86 #endif
     87 
     88 #endif
     89