xref: /aosp_15_r20/external/libmpeg2/common/icv_variance.h (revision a97c2a1f0a796dc32bed80d3353c69c5fc07c750)
1*a97c2a1fSXin Li /******************************************************************************
2*a97c2a1fSXin Li  *
3*a97c2a1fSXin Li  * Copyright (C) 2015 The Android Open Source Project
4*a97c2a1fSXin Li  *
5*a97c2a1fSXin Li  * Licensed under the Apache License, Version 2.0 (the "License");
6*a97c2a1fSXin Li  * you may not use this file except in compliance with the License.
7*a97c2a1fSXin Li  * You may obtain a copy of the License at:
8*a97c2a1fSXin Li  *
9*a97c2a1fSXin Li  * http://www.apache.org/licenses/LICENSE-2.0
10*a97c2a1fSXin Li  *
11*a97c2a1fSXin Li  * Unless required by applicable law or agreed to in writing, software
12*a97c2a1fSXin Li  * distributed under the License is distributed on an "AS IS" BASIS,
13*a97c2a1fSXin Li  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14*a97c2a1fSXin Li  * See the License for the specific language governing permissions and
15*a97c2a1fSXin Li  * limitations under the License.
16*a97c2a1fSXin Li  *
17*a97c2a1fSXin Li  *****************************************************************************
18*a97c2a1fSXin Li  * Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore
19*a97c2a1fSXin Li */
20*a97c2a1fSXin Li /**
21*a97c2a1fSXin Li *******************************************************************************
22*a97c2a1fSXin Li * @file
23*a97c2a1fSXin Li *  icv_variance.h
24*a97c2a1fSXin Li *
25*a97c2a1fSXin Li * @brief
26*a97c2a1fSXin Li *  This file contains the functions to compute variance
27*a97c2a1fSXin Li *
28*a97c2a1fSXin Li * @author
29*a97c2a1fSXin Li *  Ittiam
30*a97c2a1fSXin Li *
31*a97c2a1fSXin Li * @par List of Functions:
32*a97c2a1fSXin Li *
33*a97c2a1fSXin Li * @remarks
34*a97c2a1fSXin Li *  None
35*a97c2a1fSXin Li *
36*a97c2a1fSXin Li *******************************************************************************
37*a97c2a1fSXin Li */
38*a97c2a1fSXin Li #ifndef __ICV_VARIANCE_H__
39*a97c2a1fSXin Li #define __ICV_VARIANCE_H__
40*a97c2a1fSXin Li 
41*a97c2a1fSXin Li typedef WORD32 icv_variance_8x4_t(UWORD8 *pu1_src, WORD32 src_strd, WORD32 wd, WORD32 ht);
42*a97c2a1fSXin Li 
43*a97c2a1fSXin Li icv_variance_8x4_t icv_variance_8x4;
44*a97c2a1fSXin Li icv_variance_8x4_t icv_variance_8x4_a9;
45*a97c2a1fSXin Li icv_variance_8x4_t icv_variance_8x4_av8;
46*a97c2a1fSXin Li icv_variance_8x4_t icv_variance_8x4_ssse3;
47*a97c2a1fSXin Li 
48*a97c2a1fSXin Li #endif  /* __ICV_VARIANCE_H__ */
49