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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 #define prototype_subpixel_predict(sym) \
     16     void sym(unsigned char *src, int src_pitch, int xofst, int yofst, \
     17              unsigned char *dst, int dst_pitch)
     18 
     19 #if ARCH_X86 || ARCH_X86_64
     20 #include "x86/subpixel_x86.h"
     21 #endif
     22 
     23 #if ARCH_ARM
     24 #include "arm/subpixel_arm.h"
     25 #endif
     26 
     27 #ifndef vp8_subpix_sixtap16x16
     28 #define vp8_subpix_sixtap16x16 vp8_sixtap_predict16x16_c
     29 #endif
     30 extern prototype_subpixel_predict(vp8_subpix_sixtap16x16);
     31 
     32 #ifndef vp8_subpix_sixtap8x8
     33 #define vp8_subpix_sixtap8x8 vp8_sixtap_predict8x8_c
     34 #endif
     35 extern prototype_subpixel_predict(vp8_subpix_sixtap8x8);
     36 
     37 #ifndef vp8_subpix_sixtap8x4
     38 #define vp8_subpix_sixtap8x4 vp8_sixtap_predict8x4_c
     39 #endif
     40 extern prototype_subpixel_predict(vp8_subpix_sixtap8x4);
     41 
     42 #ifndef vp8_subpix_sixtap4x4
     43 #define vp8_subpix_sixtap4x4 vp8_sixtap_predict_c
     44 #endif
     45 extern prototype_subpixel_predict(vp8_subpix_sixtap4x4);
     46 
     47 #ifndef vp8_subpix_bilinear16x16
     48 #define vp8_subpix_bilinear16x16 vp8_bilinear_predict16x16_c
     49 #endif
     50 extern prototype_subpixel_predict(vp8_subpix_bilinear16x16);
     51 
     52 #ifndef vp8_subpix_bilinear8x8
     53 #define vp8_subpix_bilinear8x8 vp8_bilinear_predict8x8_c
     54 #endif
     55 extern prototype_subpixel_predict(vp8_subpix_bilinear8x8);
     56 
     57 #ifndef vp8_subpix_bilinear8x4
     58 #define vp8_subpix_bilinear8x4 vp8_bilinear_predict8x4_c
     59 #endif
     60 extern prototype_subpixel_predict(vp8_subpix_bilinear8x4);
     61 
     62 #ifndef vp8_subpix_bilinear4x4
     63 #define vp8_subpix_bilinear4x4 vp8_bilinear_predict4x4_c
     64 #endif
     65 extern prototype_subpixel_predict(vp8_subpix_bilinear4x4);
     66 
     67 typedef prototype_subpixel_predict((*vp8_subpix_fn_t));
     68 typedef struct
     69 {
     70     vp8_subpix_fn_t  sixtap16x16;
     71     vp8_subpix_fn_t  sixtap8x8;
     72     vp8_subpix_fn_t  sixtap8x4;
     73     vp8_subpix_fn_t  sixtap4x4;
     74     vp8_subpix_fn_t  bilinear16x16;
     75     vp8_subpix_fn_t  bilinear8x8;
     76     vp8_subpix_fn_t  bilinear8x4;
     77     vp8_subpix_fn_t  bilinear4x4;
     78 } vp8_subpix_rtcd_vtable_t;
     79 
     80 #if CONFIG_RUNTIME_CPU_DETECT
     81 #define SUBPIX_INVOKE(ctx,fn) (ctx)->fn
     82 #else
     83 #define SUBPIX_INVOKE(ctx,fn) vp8_subpix_##fn
     84 #endif
     85 
     86 #endif
     87