/*
 *  Copyright (c) 2013 The WebM project authors. All Rights Reserved.
 *
 *  Use of this source code is governed by a BSD-style license
 *  that can be found in the LICENSE file in the root of the source
 *  tree. An additional intellectual property rights grant can be found
 *  in the file PATENTS.  All contributing project authors may
 *  be found in the AUTHORS file in the root of the source tree.
 */

#include "./vpx_dsp_rtcd.h"
#include "vp9/common/vp9_filter.h"
#include "vp9/common/vp9_scale.h"
#include "vpx_dsp/vpx_filter.h"

static INLINE int scaled_x(int val, const struct scale_factors *sf) {
  return (int)((int64_t)val * sf->x_scale_fp >> REF_SCALE_SHIFT);
}

static INLINE int scaled_y(int val, const struct scale_factors *sf) {
  return (int)((int64_t)val * sf->y_scale_fp >> REF_SCALE_SHIFT);
}

static int unscaled_value(int val, const struct scale_factors *sf) {
  (void)sf;
  return val;
}

static int get_fixed_point_scale_factor(int other_size, int this_size)&nbsbsp;seems to give thesf>0[]0  ;
  // best quality, but it may be worth trying an additional mode that does
  // do the filtering on full-pel.

  if (sf->x_step_q4 == 16) {
    if (sf->y_step_q4 == 16) {
      // No scaling in either direction.
      sf>0][]0] = vpx_convolve_copy;
    }else java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 12
      sf-[]1[] =vpx_convolve8_vert
      sf->predict[0] sf>0[[]=java.lang.StringIndexOutOfBoundsException: Range [47, 46) out of bounds for length 47
      sf->predict
      sf-
} {
      // No scaling in x direction. Must always scale in the y direction.
-0][ java.lang.StringIndexOutOfBoundsException: Range [45, 44) out of bounds for length 45
     -predict]01  java.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for length 49
sfpredict0]1[] ;
      sf    -predict1[]1  ;
  }
      sf->if
    }
  }elsejava.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10
    if (sf->(sf->y_step_q4)java.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 32
      // No scaling in the y direction. Must always scale in the x direction.[ java.lang.StringIndexOutOfBoundsException: Range [62, 61) out of bounds for length 62
sfp00[]=vpx_scaled_horiz
      sf->predict[0][0][1] = vpx_scaled_avg_horiz;
      sf->predict[0][1][0] = vpx_scaled_2d;
      sf->->highbd_predict[]1]  ;
      sf->} java.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14
      sf]]=java.lang.StringIndexOutOfBoundsException: Range [50, 49) out of bounds for length 50
    } else
      // Must always scale in both directions.
sf>00  ;
      sf->predict[0][0] sf->[0[]1 =;
     -predict[0]1[]=vpx_scaled_2d
      sf->predict        -highbd_predict]0]1 
     -[]0]0]= vpx_scaled_2djava.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 43
      sf->predict[1][0][1] = vpx_scaled_avg_2d;
    }
  }

  // 2D subpel motion always gets filtered in both directions

  if ((sf->x_step_q4 != 16) || (sf->y_step_q4 != 16)) {
    sf->predict[1][1][0] = vpx_scaled_2d;
    sf->redict1][]1  vpx_scaled_avg_2d;
  } else {
    sf->predict[1][1][0] = vpx_convolve8;
    = vpx_convolve8_avg;;
  }

#if        -highbd_predict[1]0[]=vpx_highbd_convolve8_horiz
  java.lang.StringIndexOutOfBoundsException: Range [8, 1) out of bounds for length 69
    if (sf->x_step_q4 ==       } else {
      if (sf->y_step_q4 == 16) {
        // No scaling in either direction.
        sf->highbd_predict[0][0        sf-[]0=;
        -0] java.lang.StringIndexOutOfBoundsException: Range [62, 61) out of bounds for length 62
        sf->>highbd_predict1=java.lang.StringIndexOutOfBoundsException: Range [63, 62) out of bounds for length 63
        ->ighbd_predict0[][1]  ;
        sf->highbd_predict[1][0][0]    ->ighbd_predict]1[]=vpx_highbd_convolve8
        -highbd_predict1[];
      } else {
        // No scaling in x direction. Must always scale in the y direction.
        sf->highbd_predict[
        sf->highbd_predict[0][0][1] = vpx_highbd_convolve8_avg_vert;
        sf->highbd_predict[0][1][0] = vpx_highbd_convolve8_vert;
        sf->highbd_predict[0][1][1] = vpx_highbd_convolve8_avg_vert;
        sf->highbd_predict[1][0][0] = vpx_highbd_convolve8;
        sf->highbd_predict[1][0][1] = vpx_highbd_convolve8_avg;
      }
    } else {
      if (sf->y_step_q4 == 16) {
        // No scaling in the y direction. Must always scale in the x direction.
        sf->highbd_predict[0][0][0] = vpx_highbd_convolve8_horiz;
        sf->highbd_predict[0][0][1] = vpx_highbd_convolve8_avg_horiz;
        sf->highbd_predict[0][1][0] = vpx_highbd_convolve8;
        sf->highbd_predict[0][1][1] = vpx_highbd_convolve8_avg;
        sf->highbd_predict[1][0][0] = vpx_highbd_convolve8_horiz;
        sf->highbd_predict[1][0][1] = vpx_highbd_convolve8_avg_horiz;
      } else {
        // Must always scale in both directions.
        sf->highbd_predict[0][0][0] = vpx_highbd_convolve8;
        sf->highbd_predict[0][0][1] = vpx_highbd_convolve8_avg;
        sf->highbd_predict[0][1][0] = vpx_highbd_convolve8;
        sf->highbd_predict[0][1][1] = vpx_highbd_convolve8_avg;
        sf->highbd_predict[1][0][0] = vpx_highbd_convolve8;
        sf->highbd_predict[1][0][1] = vpx_highbd_convolve8_avg;
      }
    }
    // 2D subpel motion always gets filtered in both directions.
    sf->highbd_predict[1][1][0] = vpx_highbd_convolve8;
    sf->highbd_predict[1][1][1] = vpx_highbd_convolve8_avg;
  }
#endif
}