/******************************************************************************
 *
 * Copyright (C) 2015 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at:
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 *****************************************************************************
 * Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore
*/

/**
*******************************************************************************
* @file
*  ih264_inter_pred_filters.h
*
* @brief
*  Declarations of functions used for inter prediction
*
* @author
*  ittiam
*
* @remarks
*  none
*
*******************************************************************************
*/

#ifndef _IH264_INTER_PRED_FILTERS_H_
#define _IH264_INTER_PRED_FILTERS_H_

/*****************************************************************************/
/* Constant Data variables                                                   */
/*****************************************************************************/

extern const WORD32 ih264_g_six_tap[3];/* coefficients for 6 tap filtering*/

/*****************************************************************************/
/* Extern Function Declarations                                              */
/*****************************************************************************/

typedef void ih264_inter_pred_luma_ft(UWORD8 *pu1_src,
                                      UWORD8 *pu1_dst,
                                      WORD32 src_strd,
                                      WORD32 dst_strd,
                                      WORD32 ht,
                                      WORD32 wd,
                                      UWORD8* pu1_tmp,
                                      WORD32 dydx);

typedef void ih264_interleave_copy_ft(UWORD8 *pu1_src,
                                      UWORD8 *pu1_dst,
                                      WORD32 src_strd,
                                      WORD32 dst_strd,
                                      WORD32 ht,
                                      WORD32 wd);

typedef void ih264_inter_pred_luma_bilinear_ft(UWORD8 *pu1_src1,
                                               UWORD8 *pu1_src2,
                                               UWORD8 *pu1_dst,
                                               WORD32 src_strd1,
                                               WORD32 src_strd2,
                                               WORD32 dst_strd,
                                               WORD32 height,
                                               WORD32 width);

typedef void ih264_inter_pred_chroma_ft(UWORD8 *pu1_src,
                                        UWORD8 *pu1_dst,
                                        WORD32 src_strd,
                                        WORD32 dst_strd,
                                        WORD32 dx,
                                        WORD32 dy,
                                        WORD32 ht,
                                        WORD32 wd);

/* C Declarations */
ih264_inter_pred_luma_ft ih264_inter_pred_luma_copy;
ih264_interleave_copy_ft ih264_interleave_copy;
ih264_inter_pred_luma_ft ih264_inter_pred_luma_horz;
ih264_inter_pred_luma_ft ih264_inter_pred_luma_vert;
ih264_inter_pred_luma_ft ih264_inter_pred_luma_horz_hpel_vert_hpel;
ih264_inter_pred_luma_ft ih264_inter_pred_luma_vert_qpel;
ih264_inter_pred_luma_ft ih264_inter_pred_luma_horz_qpel;
ih264_inter_pred_luma_ft ih264_inter_pred_luma_horz_qpel_vert_qpel;
ih264_inter_pred_luma_ft ih264_inter_pred_luma_horz_qpel_vert_hpel;
ih264_inter_pred_luma_ft ih264_inter_pred_luma_horz_hpel_vert_qpel;
ih264_inter_pred_luma_bilinear_ft ih264_inter_pred_luma_bilinear;
ih264_inter_pred_chroma_ft ih264_inter_pred_chroma;

/* A9 NEON Declarations */
ih264_inter_pred_luma_ft ih264_inter_pred_luma_copy_a9q;
ih264_interleave_copy_ft ih264_interleave_copy_a9;
ih264_inter_pred_luma_ft ih264_inter_pred_luma_horz_a9q;
ih264_inter_pred_luma_ft ih264_inter_pred_luma_vert_a9q;
ih264_inter_pred_luma_bilinear_ft ih264_inter_pred_luma_bilinear_a9q;
ih264_inter_pred_luma_ft ih264_inter_pred_luma_horz_hpel_vert_hpel_a9q;
ih264_inter_pred_luma_ft ih264_inter_pred_luma_horz_qpel_a9q;
ih264_inter_pred_luma_ft ih264_inter_pred_luma_vert_qpel_a9q;
ih264_inter_pred_luma_ft ih264_inter_pred_luma_horz_qpel_vert_qpel_a9q;
ih264_inter_pred_luma_ft ih264_inter_pred_luma_horz_qpel_vert_hpel_a9q;
ih264_inter_pred_luma_ft ih264_inter_pred_luma_horz_hpel_vert_qpel_a9q;
ih264_inter_pred_chroma_ft ih264_inter_pred_chroma_a9q;

/* AV8 NEON Declarations */
ih264_inter_pred_luma_ft ih264_inter_pred_luma_copy_av8;
ih264_interleave_copy_ft ih264_interleave_copy_av8;
ih264_inter_pred_luma_ft ih264_inter_pred_luma_horz_av8;
ih264_inter_pred_luma_ft ih264_inter_pred_luma_vert_av8;
ih264_inter_pred_luma_ft ih264_inter_pred_luma_horz_hpel_vert_hpel_av8;
ih264_inter_pred_luma_ft ih264_inter_pred_luma_horz_qpel_av8;
ih264_inter_pred_luma_ft ih264_inter_pred_luma_vert_qpel_av8;
ih264_inter_pred_luma_ft ih264_inter_pred_luma_horz_qpel_vert_qpel_av8;
ih264_inter_pred_luma_ft ih264_inter_pred_luma_horz_qpel_vert_hpel_av8;
ih264_inter_pred_luma_ft ih264_inter_pred_luma_horz_hpel_vert_qpel_av8;
ih264_inter_pred_chroma_ft ih264_inter_pred_chroma_av8;
ih264_inter_pred_chroma_ft ih264_inter_pred_chroma_dx_zero_av8;
ih264_inter_pred_chroma_ft ih264_inter_pred_chroma_dy_zero_av8;

/* SSSE3 Intrinsic Declarations */
ih264_inter_pred_luma_ft ih264_inter_pred_luma_copy_ssse3;
ih264_inter_pred_luma_ft ih264_inter_pred_luma_horz_ssse3;
ih264_inter_pred_luma_ft ih264_inter_pred_luma_vert_ssse3;
ih264_inter_pred_luma_bilinear_ft ih264_inter_pred_luma_bilinear_ssse3;
ih264_inter_pred_luma_ft ih264_inter_pred_luma_horz_hpel_vert_hpel_ssse3;
ih264_inter_pred_luma_ft ih264_inter_pred_luma_horz_qpel_ssse3;
ih264_inter_pred_luma_ft ih264_inter_pred_luma_vert_qpel_ssse3;
ih264_inter_pred_luma_ft ih264_inter_pred_luma_horz_qpel_vert_qpel_ssse3;
ih264_inter_pred_luma_ft ih264_inter_pred_luma_horz_qpel_vert_hpel_ssse3;
ih264_inter_pred_luma_ft ih264_inter_pred_luma_horz_hpel_vert_qpel_ssse3;
ih264_inter_pred_chroma_ft ih264_inter_pred_chroma_ssse3;

#endif /* _IH264_INTER_PRED_FILTERS_H_ */