michael@0: /*
michael@0:  *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
michael@0:  *
michael@0:  *  Use of this source code is governed by a BSD-style license
michael@0:  *  that can be found in the LICENSE file in the root of the source
michael@0:  *  tree. An additional intellectual property rights grant can be found
michael@0:  *  in the file PATENTS.  All contributing project authors may
michael@0:  *  be found in the AUTHORS file in the root of the source tree.
michael@0:  */
michael@0: 
michael@0: 
michael@0: #ifndef VARIANCE_H
michael@0: #define VARIANCE_H
michael@0: 
michael@0: #include "vpx_config.h"
michael@0: 
michael@0: typedef unsigned int(*vp8_sad_fn_t)(
michael@0:     const unsigned char *src_ptr,
michael@0:     int source_stride,
michael@0:     const unsigned char *ref_ptr,
michael@0:     int ref_stride,
michael@0:     unsigned int max_sad);
michael@0: 
michael@0: typedef void (*vp8_copy32xn_fn_t)(
michael@0:     const unsigned char *src_ptr,
michael@0:     int source_stride,
michael@0:     const unsigned char *ref_ptr,
michael@0:     int ref_stride,
michael@0:     int n);
michael@0: 
michael@0: typedef void (*vp8_sad_multi_fn_t)(
michael@0:     const unsigned char *src_ptr,
michael@0:     int source_stride,
michael@0:     const unsigned char *ref_ptr,
michael@0:     int  ref_stride,
michael@0:     unsigned int *sad_array);
michael@0: 
michael@0: typedef void (*vp8_sad_multi1_fn_t)
michael@0:     (
michael@0:      const unsigned char *src_ptr,
michael@0:      int source_stride,
michael@0:      const unsigned char *ref_ptr,
michael@0:      int  ref_stride,
michael@0:      unsigned short *sad_array
michael@0:     );
michael@0: 
michael@0: typedef void (*vp8_sad_multi_d_fn_t)
michael@0:     (
michael@0:      const unsigned char *src_ptr,
michael@0:      int source_stride,
michael@0:      const unsigned char * const ref_ptr[],
michael@0:      int  ref_stride,
michael@0:      unsigned int *sad_array
michael@0:     );
michael@0: 
michael@0: typedef unsigned int (*vp8_variance_fn_t)
michael@0:     (
michael@0:      const unsigned char *src_ptr,
michael@0:      int source_stride,
michael@0:      const unsigned char *ref_ptr,
michael@0:      int  ref_stride,
michael@0:      unsigned int *sse
michael@0:     );
michael@0: 
michael@0: typedef unsigned int (*vp8_subpixvariance_fn_t)
michael@0:     (
michael@0:       const unsigned char  *src_ptr,
michael@0:       int  source_stride,
michael@0:       int  xoffset,
michael@0:       int  yoffset,
michael@0:       const unsigned char *ref_ptr,
michael@0:       int Refstride,
michael@0:       unsigned int *sse
michael@0:     );
michael@0: 
michael@0: typedef void (*vp8_ssimpf_fn_t)
michael@0:       (
michael@0:         unsigned char *s,
michael@0:         int sp,
michael@0:         unsigned char *r,
michael@0:         int rp,
michael@0:         unsigned long *sum_s,
michael@0:         unsigned long *sum_r,
michael@0:         unsigned long *sum_sq_s,
michael@0:         unsigned long *sum_sq_r,
michael@0:         unsigned long *sum_sxr
michael@0:       );
michael@0: 
michael@0: typedef unsigned int (*vp8_getmbss_fn_t)(const short *);
michael@0: 
michael@0: typedef unsigned int (*vp8_get16x16prederror_fn_t)
michael@0:     (
michael@0:      const unsigned char *src_ptr,
michael@0:      int source_stride,
michael@0:      const unsigned char *ref_ptr,
michael@0:      int  ref_stride
michael@0:     );
michael@0: 
michael@0: typedef struct variance_vtable
michael@0: {
michael@0:     vp8_sad_fn_t            sdf;
michael@0:     vp8_variance_fn_t       vf;
michael@0:     vp8_subpixvariance_fn_t svf;
michael@0:     vp8_variance_fn_t       svf_halfpix_h;
michael@0:     vp8_variance_fn_t       svf_halfpix_v;
michael@0:     vp8_variance_fn_t       svf_halfpix_hv;
michael@0:     vp8_sad_multi_fn_t      sdx3f;
michael@0:     vp8_sad_multi1_fn_t     sdx8f;
michael@0:     vp8_sad_multi_d_fn_t    sdx4df;
michael@0: #if ARCH_X86 || ARCH_X86_64
michael@0:     vp8_copy32xn_fn_t       copymem;
michael@0: #endif
michael@0: } vp8_variance_fn_ptr_t;
michael@0: 
michael@0: #endif