av1/common/reconinter_template.inc - aom - Git at Google

 /*
  * Copyright (c) 2022, Alliance for Open Media. All rights reserved.
  *
  * This source code is subject to the terms of the BSD 2 Clause License and
  * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
  * was not distributed with this source code in the LICENSE file, you can
  * obtain it at www.aomedia.org/license/software. If the Alliance for Open
  * Media Patent License 1.0 was not distributed with this source code in the
  * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
  */

 #ifndef IS_DEC
 #error "IS_DEC must be defined for reconinter_template.inc."
 #endif

 #if IS_DEC
 static AOM_INLINE void build_one_inter_predictor(
     uint8_t *dst, int dst_stride, const MV *src_mv,
     InterPredParams *inter_pred_params, MACROBLOCKD *xd, int mi_x, int mi_y,
     int ref, uint8_t **mc_buf) {
 #else
 static AOM_INLINE void build_one_inter_predictor(
     uint8_t *dst, int dst_stride, const MV *src_mv,
     InterPredParams *inter_pred_params) {
 #endif  // IS_DEC
   SubpelParams subpel_params;
   uint8_t *src;
   int src_stride;
 #if IS_DEC
   dec_calc_subpel_params_and_extend(src_mv, inter_pred_params, xd, mi_x, mi_y,
                                     ref, mc_buf, &src, &subpel_params,
                                     &src_stride);
 #else
   enc_calc_subpel_params(src_mv, inter_pred_params, &src, &subpel_params,
                          &src_stride);
 #endif  // IS_DEC
   if (inter_pred_params->comp_mode == UNIFORM_SINGLE ||
       inter_pred_params->comp_mode == UNIFORM_COMP) {
     av1_make_inter_predictor(src, src_stride, dst, dst_stride,
                              inter_pred_params, &subpel_params);
   } else {
     av1_make_masked_inter_predictor(src, src_stride, dst, dst_stride,
                                     inter_pred_params, &subpel_params);
   }
 }

 // True if the following hold:
 //  1. Not intrabc and not build_for_obmc
 //  2. At least one dimension is size 4 with subsampling
 //  3. If sub-sampled, none of the previous blocks around the sub-sample
 //     are intrabc or inter-blocks
 static bool is_sub8x8_inter(const MACROBLOCKD *xd, int plane, BLOCK_SIZE bsize,
                             int is_intrabc, int build_for_obmc) {
   if (is_intrabc || build_for_obmc) {
     return false;
   }

   const struct macroblockd_plane *const pd = &xd->plane[plane];
   const int ss_x = pd->subsampling_x;
   const int ss_y = pd->subsampling_y;
   const int is_sub4_x = (block_size_wide[bsize] == 4) && ss_x;
   const int is_sub4_y = (block_size_high[bsize] == 4) && ss_y;
   if (!is_sub4_x && !is_sub4_y) {
     return false;
   }

   // For sub8x8 chroma blocks, we may be covering more than one luma block's
   // worth of pixels. Thus (mi_x, mi_y) may not be the correct coordinates for
   // the top-left corner of the prediction source - the correct top-left corner
   // is at (pre_x, pre_y).
   const int row_start = is_sub4_y ? -1 : 0;
   const int col_start = is_sub4_x ? -1 : 0;

   for (int row = row_start; row <= 0; ++row) {
     for (int col = col_start; col <= 0; ++col) {
       const MB_MODE_INFO *this_mbmi = xd->mi[row * xd->mi_stride + col];
       if (!is_inter_block(this_mbmi)) return false;
       if (is_intrabc_block(this_mbmi)) return false;
     }
   }
   return true;
 }

 #if IS_DEC
 static AOM_INLINE void build_inter_predictors_sub8x8(const AV1_COMMON *cm,
                                                      MACROBLOCKD *xd, int plane,
                                                      const MB_MODE_INFO *mi,
                                                      int mi_x, int mi_y,
                                                      uint8_t **mc_buf) {
 #else
 static AOM_INLINE void build_inter_predictors_sub8x8(const AV1_COMMON *cm,
                                                      MACROBLOCKD *xd, int plane,
                                                      const MB_MODE_INFO *mi,
                                                      int mi_x, int mi_y) {
 #endif  // IS_DEC
   const BLOCK_SIZE bsize = mi->bsize;
   struct macroblockd_plane *const pd = &xd->plane[plane];
   const bool ss_x = pd->subsampling_x;
   const bool ss_y = pd->subsampling_y;
   const int b4_w = block_size_wide[bsize] >> ss_x;
   const int b4_h = block_size_high[bsize] >> ss_y;
   const BLOCK_SIZE plane_bsize = get_plane_block_size(bsize, ss_x, ss_y);
   const int b8_w = block_size_wide[plane_bsize];
   const int b8_h = block_size_high[plane_bsize];
   const int is_compound = has_second_ref(mi);
   assert(!is_compound);
   assert(!is_intrabc_block(mi));

   // For sub8x8 chroma blocks, we may be covering more than one luma block's
   // worth of pixels. Thus (mi_x, mi_y) may not be the correct coordinates for
   // the top-left corner of the prediction source - the correct top-left corner
   // is at (pre_x, pre_y).
   const int row_start = (block_size_high[bsize] == 4) && ss_y ? -1 : 0;
   const int col_start = (block_size_wide[bsize] == 4) && ss_x ? -1 : 0;
   const int pre_x = (mi_x + MI_SIZE * col_start) >> ss_x;
   const int pre_y = (mi_y + MI_SIZE * row_start) >> ss_y;

   int row = row_start;
   for (int y = 0; y < b8_h; y += b4_h) {
     int col = col_start;
     for (int x = 0; x < b8_w; x += b4_w) {
       MB_MODE_INFO *this_mbmi = xd->mi[row * xd->mi_stride + col];
       struct buf_2d *const dst_buf = &pd->dst;
       uint8_t *dst = dst_buf->buf + dst_buf->stride * y + x;
       int ref = 0;
       const RefCntBuffer *ref_buf =
           get_ref_frame_buf(cm, this_mbmi->ref_frame[ref]);
       const struct scale_factors *ref_scale_factors =
           get_ref_scale_factors_const(cm, this_mbmi->ref_frame[ref]);
       const struct scale_factors *const sf = ref_scale_factors;
       const struct buf_2d pre_buf = {
         NULL,
         (plane == 1) ? ref_buf->buf.u_buffer : ref_buf->buf.v_buffer,
         ref_buf->buf.uv_crop_width,
         ref_buf->buf.uv_crop_height,
         ref_buf->buf.uv_stride,
       };

       const MV mv = this_mbmi->mv[ref].as_mv;

       InterPredParams inter_pred_params;
       av1_init_inter_params(&inter_pred_params, b4_w, b4_h, pre_y + y,
                             pre_x + x, pd->subsampling_x, pd->subsampling_y,
                             xd->bd, is_cur_buf_hbd(xd), mi->use_intrabc, sf,
                             &pre_buf, this_mbmi->interp_filters);
       inter_pred_params.conv_params =
           get_conv_params_no_round(ref, plane, NULL, 0, is_compound, xd->bd);

 #if IS_DEC
       build_one_inter_predictor(dst, dst_buf->stride, &mv, &inter_pred_params,
                                 xd, mi_x + x, mi_y + y, ref, mc_buf);
 #else
       build_one_inter_predictor(dst, dst_buf->stride, &mv, &inter_pred_params);
 #endif  // IS_DEC

       ++col;
     }
     ++row;
   }
 }

 #if IS_DEC
 static AOM_INLINE void build_inter_predictors_8x8_and_bigger(
     const AV1_COMMON *cm, MACROBLOCKD *xd, int plane, const MB_MODE_INFO *mi,
     int build_for_obmc, int bw, int bh, int mi_x, int mi_y, uint8_t **mc_buf) {
 #else
 static AOM_INLINE void build_inter_predictors_8x8_and_bigger(
     const AV1_COMMON *cm, MACROBLOCKD *xd, int plane, const MB_MODE_INFO *mi,
     int build_for_obmc, int bw, int bh, int mi_x, int mi_y) {
 #endif  // IS_DEC
   const int is_compound = has_second_ref(mi);
   const int is_intrabc = is_intrabc_block(mi);
   assert(IMPLIES(is_intrabc, !is_compound));
   struct macroblockd_plane *const pd = &xd->plane[plane];
   struct buf_2d *const dst_buf = &pd->dst;
   uint8_t *const dst = dst_buf->buf;

   int is_global[2] = { 0, 0 };
   for (int ref = 0; ref < 1 + is_compound; ++ref) {
     const WarpedMotionParams *const wm = &xd->global_motion[mi->ref_frame[ref]];
     is_global[ref] = is_global_mv_block(mi, wm->wmtype);
   }

   const BLOCK_SIZE bsize = mi->bsize;
   const int ss_x = pd->subsampling_x;
   const int ss_y = pd->subsampling_y;
   const int row_start =
       (block_size_high[bsize] == 4) && ss_y && !build_for_obmc ? -1 : 0;
   const int col_start =
       (block_size_wide[bsize] == 4) && ss_x && !build_for_obmc ? -1 : 0;
   const int pre_x = (mi_x + MI_SIZE * col_start) >> ss_x;
   const int pre_y = (mi_y + MI_SIZE * row_start) >> ss_y;

   for (int ref = 0; ref < 1 + is_compound; ++ref) {
     const struct scale_factors *const sf =
         is_intrabc ? &cm->sf_identity : xd->block_ref_scale_factors[ref];
     struct buf_2d *const pre_buf = is_intrabc ? dst_buf : &pd->pre[ref];
     const MV mv = mi->mv[ref].as_mv;
     const WarpTypesAllowed warp_types = { is_global[ref],
                                           mi->motion_mode == WARPED_CAUSAL };

     InterPredParams inter_pred_params;
     av1_init_inter_params(&inter_pred_params, bw, bh, pre_y, pre_x,
                           pd->subsampling_x, pd->subsampling_y, xd->bd,
                           is_cur_buf_hbd(xd), mi->use_intrabc, sf, pre_buf,
                           mi->interp_filters);
     if (is_compound) av1_init_comp_mode(&inter_pred_params);
     inter_pred_params.conv_params = get_conv_params_no_round(
         ref, plane, xd->tmp_conv_dst, MAX_SB_SIZE, is_compound, xd->bd);

     av1_dist_wtd_comp_weight_assign(
         cm, mi, &inter_pred_params.conv_params.fwd_offset,
         &inter_pred_params.conv_params.bck_offset,
         &inter_pred_params.conv_params.use_dist_wtd_comp_avg, is_compound);

     if (!build_for_obmc)
       av1_init_warp_params(&inter_pred_params, &warp_types, ref, xd, mi);

     if (is_masked_compound_type(mi->interinter_comp.type)) {
       inter_pred_params.sb_type = mi->bsize;
       inter_pred_params.mask_comp = mi->interinter_comp;
       if (ref == 1) {
         inter_pred_params.conv_params.do_average = 0;
         inter_pred_params.comp_mode = MASK_COMP;
       }
       // Assign physical buffer.
       inter_pred_params.mask_comp.seg_mask = xd->seg_mask;
     }

 #if IS_DEC
     build_one_inter_predictor(dst, dst_buf->stride, &mv, &inter_pred_params, xd,
                               mi_x, mi_y, ref, mc_buf);
 #else
     build_one_inter_predictor(dst, dst_buf->stride, &mv, &inter_pred_params);
 #endif  // IS_DEC
   }
 }

 #if IS_DEC
 static AOM_INLINE void build_inter_predictors(
     const AV1_COMMON *cm, MACROBLOCKD *xd, int plane, const MB_MODE_INFO *mi,
     int build_for_obmc, int bw, int bh, int mi_x, int mi_y, uint8_t **mc_buf) {
   if (is_sub8x8_inter(xd, plane, mi->bsize, is_intrabc_block(mi),
                       build_for_obmc)) {
     assert(bw < 8 || bh < 8);
     build_inter_predictors_sub8x8(cm, xd, plane, mi, mi_x, mi_y, mc_buf);
   } else {
     build_inter_predictors_8x8_and_bigger(cm, xd, plane, mi, build_for_obmc, bw,
                                           bh, mi_x, mi_y, mc_buf);
   }
 }
 #else
 static AOM_INLINE void build_inter_predictors(const AV1_COMMON *cm,
                                               MACROBLOCKD *xd, int plane,
                                               const MB_MODE_INFO *mi,
                                               int build_for_obmc, int bw,
                                               int bh, int mi_x, int mi_y) {
   if (is_sub8x8_inter(xd, plane, mi->bsize, is_intrabc_block(mi),
                       build_for_obmc)) {
     assert(bw < 8 || bh < 8);
     build_inter_predictors_sub8x8(cm, xd, plane, mi, mi_x, mi_y);
   } else {
     build_inter_predictors_8x8_and_bigger(cm, xd, plane, mi, build_for_obmc, bw,
                                           bh, mi_x, mi_y);
   }
 }
 #endif  // IS_DEC
	/*
	* Copyright (c) 2022, Alliance for Open Media. All rights reserved.
	*
	* This source code is subject to the terms of the BSD 2 Clause License and
	* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
	* was not distributed with this source code in the LICENSE file, you can
	* obtain it at www.aomedia.org/license/software. If the Alliance for Open
	* Media Patent License 1.0 was not distributed with this source code in the
	* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
	*/

	#ifndef IS_DEC
	#error "IS_DEC must be defined for reconinter_template.inc."
	#endif

	#if IS_DEC
	static AOM_INLINE void build_one_inter_predictor(
	uint8_t dst, int dst_stride, const MV src_mv,
	InterPredParams inter_pred_params, MACROBLOCKD xd, int mi_x, int mi_y,
	int ref, uint8_t **mc_buf) {
	#else
	static AOM_INLINE void build_one_inter_predictor(
	uint8_t dst, int dst_stride, const MV src_mv,
	InterPredParams *inter_pred_params) {
	#endif // IS_DEC
	SubpelParams subpel_params;
	uint8_t *src;
	int src_stride;
	#if IS_DEC
	dec_calc_subpel_params_and_extend(src_mv, inter_pred_params, xd, mi_x, mi_y,
	ref, mc_buf, &src, &subpel_params,
	&src_stride);
	#else
	enc_calc_subpel_params(src_mv, inter_pred_params, &src, &subpel_params,
	&src_stride);
	#endif // IS_DEC
	if (inter_pred_params->comp_mode == UNIFORM_SINGLE \|\|
	inter_pred_params->comp_mode == UNIFORM_COMP) {
	av1_make_inter_predictor(src, src_stride, dst, dst_stride,
	inter_pred_params, &subpel_params);
	} else {
	av1_make_masked_inter_predictor(src, src_stride, dst, dst_stride,
	inter_pred_params, &subpel_params);
	}
	}

	// True if the following hold:
	// 1. Not intrabc and not build_for_obmc
	// 2. At least one dimension is size 4 with subsampling
	// 3. If sub-sampled, none of the previous blocks around the sub-sample
	// are intrabc or inter-blocks
	static bool is_sub8x8_inter(const MACROBLOCKD *xd, int plane, BLOCK_SIZE bsize,
	int is_intrabc, int build_for_obmc) {
	if (is_intrabc \|\| build_for_obmc) {
	return false;
	}

	const struct macroblockd_plane *const pd = &xd->plane[plane];
	const int ss_x = pd->subsampling_x;
	const int ss_y = pd->subsampling_y;
	const int is_sub4_x = (block_size_wide[bsize] == 4) && ss_x;
	const int is_sub4_y = (block_size_high[bsize] == 4) && ss_y;
	if (!is_sub4_x && !is_sub4_y) {
	return false;
	}

	// For sub8x8 chroma blocks, we may be covering more than one luma block's
	// worth of pixels. Thus (mi_x, mi_y) may not be the correct coordinates for
	// the top-left corner of the prediction source - the correct top-left corner
	// is at (pre_x, pre_y).
	const int row_start = is_sub4_y ? -1 : 0;
	const int col_start = is_sub4_x ? -1 : 0;

	for (int row = row_start; row <= 0; ++row) {
	for (int col = col_start; col <= 0; ++col) {
	const MB_MODE_INFO this_mbmi = xd->mi[row xd->mi_stride + col];
	if (!is_inter_block(this_mbmi)) return false;
	if (is_intrabc_block(this_mbmi)) return false;
	}
	}
	return true;
	}

	#if IS_DEC
	static AOM_INLINE void build_inter_predictors_sub8x8(const AV1_COMMON *cm,
	MACROBLOCKD *xd, int plane,
	const MB_MODE_INFO *mi,
	int mi_x, int mi_y,
	uint8_t **mc_buf) {
	#else
	static AOM_INLINE void build_inter_predictors_sub8x8(const AV1_COMMON *cm,
	MACROBLOCKD *xd, int plane,
	const MB_MODE_INFO *mi,
	int mi_x, int mi_y) {
	#endif // IS_DEC
	const BLOCK_SIZE bsize = mi->bsize;
	struct macroblockd_plane *const pd = &xd->plane[plane];
	const bool ss_x = pd->subsampling_x;
	const bool ss_y = pd->subsampling_y;
	const int b4_w = block_size_wide[bsize] >> ss_x;
	const int b4_h = block_size_high[bsize] >> ss_y;
	const BLOCK_SIZE plane_bsize = get_plane_block_size(bsize, ss_x, ss_y);
	const int b8_w = block_size_wide[plane_bsize];
	const int b8_h = block_size_high[plane_bsize];
	const int is_compound = has_second_ref(mi);
	assert(!is_compound);
	assert(!is_intrabc_block(mi));

	// For sub8x8 chroma blocks, we may be covering more than one luma block's
	// worth of pixels. Thus (mi_x, mi_y) may not be the correct coordinates for
	// the top-left corner of the prediction source - the correct top-left corner
	// is at (pre_x, pre_y).
	const int row_start = (block_size_high[bsize] == 4) && ss_y ? -1 : 0;
	const int col_start = (block_size_wide[bsize] == 4) && ss_x ? -1 : 0;
	const int pre_x = (mi_x + MI_SIZE * col_start) >> ss_x;
	const int pre_y = (mi_y + MI_SIZE * row_start) >> ss_y;

	int row = row_start;
	for (int y = 0; y < b8_h; y += b4_h) {
	int col = col_start;
	for (int x = 0; x < b8_w; x += b4_w) {
	MB_MODE_INFO this_mbmi = xd->mi[row xd->mi_stride + col];
	struct buf_2d *const dst_buf = &pd->dst;
	uint8_t dst = dst_buf->buf + dst_buf->stride y + x;
	int ref = 0;
	const RefCntBuffer *ref_buf =
	get_ref_frame_buf(cm, this_mbmi->ref_frame[ref]);
	const struct scale_factors *ref_scale_factors =
	get_ref_scale_factors_const(cm, this_mbmi->ref_frame[ref]);
	const struct scale_factors *const sf = ref_scale_factors;
	const struct buf_2d pre_buf = {
	NULL,
	(plane == 1) ? ref_buf->buf.u_buffer : ref_buf->buf.v_buffer,
	ref_buf->buf.uv_crop_width,
	ref_buf->buf.uv_crop_height,
	ref_buf->buf.uv_stride,
	};

	const MV mv = this_mbmi->mv[ref].as_mv;

	InterPredParams inter_pred_params;
	av1_init_inter_params(&inter_pred_params, b4_w, b4_h, pre_y + y,
	pre_x + x, pd->subsampling_x, pd->subsampling_y,
	xd->bd, is_cur_buf_hbd(xd), mi->use_intrabc, sf,
	&pre_buf, this_mbmi->interp_filters);
	inter_pred_params.conv_params =
	get_conv_params_no_round(ref, plane, NULL, 0, is_compound, xd->bd);

	#if IS_DEC
	build_one_inter_predictor(dst, dst_buf->stride, &mv, &inter_pred_params,
	xd, mi_x + x, mi_y + y, ref, mc_buf);
	#else
	build_one_inter_predictor(dst, dst_buf->stride, &mv, &inter_pred_params);
	#endif // IS_DEC

	++col;
	}
	++row;
	}
	}

	#if IS_DEC
	static AOM_INLINE void build_inter_predictors_8x8_and_bigger(
	const AV1_COMMON cm, MACROBLOCKD xd, int plane, const MB_MODE_INFO *mi,
	int build_for_obmc, int bw, int bh, int mi_x, int mi_y, uint8_t **mc_buf) {
	#else
	static AOM_INLINE void build_inter_predictors_8x8_and_bigger(
	const AV1_COMMON cm, MACROBLOCKD xd, int plane, const MB_MODE_INFO *mi,
	int build_for_obmc, int bw, int bh, int mi_x, int mi_y) {
	#endif // IS_DEC
	const int is_compound = has_second_ref(mi);
	const int is_intrabc = is_intrabc_block(mi);
	assert(IMPLIES(is_intrabc, !is_compound));
	struct macroblockd_plane *const pd = &xd->plane[plane];
	struct buf_2d *const dst_buf = &pd->dst;
	uint8_t *const dst = dst_buf->buf;

	int is_global[2] = { 0, 0 };
	for (int ref = 0; ref < 1 + is_compound; ++ref) {
	const WarpedMotionParams *const wm = &xd->global_motion[mi->ref_frame[ref]];
	is_global[ref] = is_global_mv_block(mi, wm->wmtype);
	}

	const BLOCK_SIZE bsize = mi->bsize;
	const int ss_x = pd->subsampling_x;
	const int ss_y = pd->subsampling_y;
	const int row_start =
	(block_size_high[bsize] == 4) && ss_y && !build_for_obmc ? -1 : 0;
	const int col_start =
	(block_size_wide[bsize] == 4) && ss_x && !build_for_obmc ? -1 : 0;
	const int pre_x = (mi_x + MI_SIZE * col_start) >> ss_x;
	const int pre_y = (mi_y + MI_SIZE * row_start) >> ss_y;

	for (int ref = 0; ref < 1 + is_compound; ++ref) {
	const struct scale_factors *const sf =
	is_intrabc ? &cm->sf_identity : xd->block_ref_scale_factors[ref];
	struct buf_2d *const pre_buf = is_intrabc ? dst_buf : &pd->pre[ref];
	const MV mv = mi->mv[ref].as_mv;
	const WarpTypesAllowed warp_types = { is_global[ref],
	mi->motion_mode == WARPED_CAUSAL };

	InterPredParams inter_pred_params;
	av1_init_inter_params(&inter_pred_params, bw, bh, pre_y, pre_x,
	pd->subsampling_x, pd->subsampling_y, xd->bd,
	is_cur_buf_hbd(xd), mi->use_intrabc, sf, pre_buf,
	mi->interp_filters);
	if (is_compound) av1_init_comp_mode(&inter_pred_params);
	inter_pred_params.conv_params = get_conv_params_no_round(
	ref, plane, xd->tmp_conv_dst, MAX_SB_SIZE, is_compound, xd->bd);

	av1_dist_wtd_comp_weight_assign(
	cm, mi, &inter_pred_params.conv_params.fwd_offset,
	&inter_pred_params.conv_params.bck_offset,
	&inter_pred_params.conv_params.use_dist_wtd_comp_avg, is_compound);

	if (!build_for_obmc)
	av1_init_warp_params(&inter_pred_params, &warp_types, ref, xd, mi);

	if (is_masked_compound_type(mi->interinter_comp.type)) {
	inter_pred_params.sb_type = mi->bsize;
	inter_pred_params.mask_comp = mi->interinter_comp;
	if (ref == 1) {
	inter_pred_params.conv_params.do_average = 0;
	inter_pred_params.comp_mode = MASK_COMP;
	}
	// Assign physical buffer.
	inter_pred_params.mask_comp.seg_mask = xd->seg_mask;
	}

	#if IS_DEC
	build_one_inter_predictor(dst, dst_buf->stride, &mv, &inter_pred_params, xd,
	mi_x, mi_y, ref, mc_buf);
	#else
	build_one_inter_predictor(dst, dst_buf->stride, &mv, &inter_pred_params);
	#endif // IS_DEC
	}
	}

	#if IS_DEC
	static AOM_INLINE void build_inter_predictors(
	const AV1_COMMON cm, MACROBLOCKD xd, int plane, const MB_MODE_INFO *mi,
	int build_for_obmc, int bw, int bh, int mi_x, int mi_y, uint8_t **mc_buf) {
	if (is_sub8x8_inter(xd, plane, mi->bsize, is_intrabc_block(mi),
	build_for_obmc)) {
	assert(bw < 8 \|\| bh < 8);
	build_inter_predictors_sub8x8(cm, xd, plane, mi, mi_x, mi_y, mc_buf);
	} else {
	build_inter_predictors_8x8_and_bigger(cm, xd, plane, mi, build_for_obmc, bw,
	bh, mi_x, mi_y, mc_buf);
	}
	}
	#else
	static AOM_INLINE void build_inter_predictors(const AV1_COMMON *cm,
	MACROBLOCKD *xd, int plane,
	const MB_MODE_INFO *mi,
	int build_for_obmc, int bw,
	int bh, int mi_x, int mi_y) {
	if (is_sub8x8_inter(xd, plane, mi->bsize, is_intrabc_block(mi),
	build_for_obmc)) {
	assert(bw < 8 \|\| bh < 8);
	build_inter_predictors_sub8x8(cm, xd, plane, mi, mi_x, mi_y);
	} else {
	build_inter_predictors_8x8_and_bigger(cm, xd, plane, mi, build_for_obmc, bw,
	bh, mi_x, mi_y);
	}
	}
	#endif // IS_DEC