93 lines
2.2 KiB
C
93 lines
2.2 KiB
C
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/*
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* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef VP8_COMMON_VARIANCE_H_
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#define VP8_COMMON_VARIANCE_H_
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#include "vpx_config.h"
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#include "vpx/vpx_integer.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef unsigned int(*vpx_sad_fn_t)(
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const uint8_t *src_ptr,
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int source_stride,
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const uint8_t *ref_ptr,
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int ref_stride);
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typedef void (*vp8_copy32xn_fn_t)(
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const unsigned char *src_ptr,
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int source_stride,
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unsigned char *ref_ptr,
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int ref_stride,
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int n);
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typedef void (*vpx_sad_multi_fn_t)(
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const unsigned char *src_ptr,
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int source_stride,
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const unsigned char *ref_array,
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int ref_stride,
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unsigned int *sad_array);
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typedef void (*vpx_sad_multi_d_fn_t)
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(
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const unsigned char *src_ptr,
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int source_stride,
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const unsigned char * const ref_array[],
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int ref_stride,
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unsigned int *sad_array
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);
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typedef unsigned int (*vpx_variance_fn_t)
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(
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const unsigned char *src_ptr,
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int source_stride,
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const unsigned char *ref_ptr,
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int ref_stride,
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unsigned int *sse
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);
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typedef unsigned int (*vp8_subpixvariance_fn_t)
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(
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const unsigned char *src_ptr,
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int source_stride,
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int xoffset,
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int yoffset,
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const unsigned char *ref_ptr,
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int Refstride,
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unsigned int *sse
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);
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typedef struct variance_vtable
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{
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vpx_sad_fn_t sdf;
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vpx_variance_fn_t vf;
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vp8_subpixvariance_fn_t svf;
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vpx_variance_fn_t svf_halfpix_h;
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vpx_variance_fn_t svf_halfpix_v;
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vpx_variance_fn_t svf_halfpix_hv;
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vpx_sad_multi_fn_t sdx3f;
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vpx_sad_multi_fn_t sdx8f;
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vpx_sad_multi_d_fn_t sdx4df;
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#if ARCH_X86 || ARCH_X86_64
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vp8_copy32xn_fn_t copymem;
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#endif
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} vp8_variance_fn_ptr_t;
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#ifdef __cplusplus
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} // extern "C"
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#endif
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#endif // VP8_COMMON_VARIANCE_H_
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