953 lines
30 KiB
C
953 lines
30 KiB
C
/*
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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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#include "vpx_ports/config.h"
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#include "vpx/vpx_integer.h"
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#include "recon.h"
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#include "subpixel.h"
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#include "blockd.h"
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#include "reconinter.h"
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#if CONFIG_RUNTIME_CPU_DETECT
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#include "onyxc_int.h"
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#endif
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void vp8_copy_mem16x16_c(
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unsigned char *src,
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int src_stride,
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unsigned char *dst,
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int dst_stride)
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{
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int r;
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for (r = 0; r < 16; r++)
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{
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#if !(CONFIG_FAST_UNALIGNED)
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dst[0] = src[0];
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dst[1] = src[1];
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dst[2] = src[2];
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dst[3] = src[3];
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dst[4] = src[4];
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dst[5] = src[5];
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dst[6] = src[6];
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dst[7] = src[7];
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dst[8] = src[8];
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dst[9] = src[9];
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dst[10] = src[10];
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dst[11] = src[11];
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dst[12] = src[12];
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dst[13] = src[13];
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dst[14] = src[14];
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dst[15] = src[15];
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#else
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((uint32_t *)dst)[0] = ((uint32_t *)src)[0] ;
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((uint32_t *)dst)[1] = ((uint32_t *)src)[1] ;
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((uint32_t *)dst)[2] = ((uint32_t *)src)[2] ;
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((uint32_t *)dst)[3] = ((uint32_t *)src)[3] ;
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#endif
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src += src_stride;
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dst += dst_stride;
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}
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}
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void vp8_avg_mem16x16_c(
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unsigned char *src,
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int src_stride,
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unsigned char *dst,
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int dst_stride)
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{
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int r;
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for (r = 0; r < 16; r++)
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{
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int n;
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for (n = 0; n < 16; n++)
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{
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dst[n] = (dst[n] + src[n] + 1) >> 1;
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}
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src += src_stride;
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dst += dst_stride;
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}
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}
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void vp8_copy_mem8x8_c(
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unsigned char *src,
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int src_stride,
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unsigned char *dst,
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int dst_stride)
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{
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int r;
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for (r = 0; r < 8; r++)
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{
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#if !(CONFIG_FAST_UNALIGNED)
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dst[0] = src[0];
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dst[1] = src[1];
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dst[2] = src[2];
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dst[3] = src[3];
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dst[4] = src[4];
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dst[5] = src[5];
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dst[6] = src[6];
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dst[7] = src[7];
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#else
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((uint32_t *)dst)[0] = ((uint32_t *)src)[0] ;
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((uint32_t *)dst)[1] = ((uint32_t *)src)[1] ;
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#endif
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src += src_stride;
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dst += dst_stride;
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}
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}
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void vp8_avg_mem8x8_c(
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unsigned char *src,
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int src_stride,
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unsigned char *dst,
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int dst_stride)
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{
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int r;
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for (r = 0; r < 8; r++)
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{
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int n;
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for (n = 0; n < 8; n++)
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{
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dst[n] = (dst[n] + src[n] + 1) >> 1;
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}
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src += src_stride;
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dst += dst_stride;
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}
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}
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void vp8_copy_mem8x4_c(
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unsigned char *src,
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int src_stride,
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unsigned char *dst,
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int dst_stride)
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{
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int r;
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for (r = 0; r < 4; r++)
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{
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#if !(CONFIG_FAST_UNALIGNED)
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dst[0] = src[0];
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dst[1] = src[1];
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dst[2] = src[2];
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dst[3] = src[3];
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dst[4] = src[4];
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dst[5] = src[5];
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dst[6] = src[6];
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dst[7] = src[7];
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#else
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((uint32_t *)dst)[0] = ((uint32_t *)src)[0] ;
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((uint32_t *)dst)[1] = ((uint32_t *)src)[1] ;
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#endif
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src += src_stride;
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dst += dst_stride;
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}
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}
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void vp8_build_inter_predictors_b(BLOCKD *d, int pitch, vp8_subpix_fn_t sppf)
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{
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int r;
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unsigned char *ptr_base;
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unsigned char *ptr;
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unsigned char *pred_ptr = d->predictor;
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int_mv mv;
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ptr_base = *(d->base_pre);
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mv.as_int = d->bmi.as_mv.first.as_int;
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if (mv.as_mv.row & 7 || mv.as_mv.col & 7)
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{
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ptr = ptr_base + d->pre + (mv.as_mv.row >> 3) * d->pre_stride + (mv.as_mv.col >> 3);
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#if CONFIG_SIXTEENTH_SUBPEL_UV
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sppf(ptr, d->pre_stride, (mv.as_mv.col & 7)<<1, (mv.as_mv.row & 7)<<1, pred_ptr, pitch);
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#else
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sppf(ptr, d->pre_stride, mv.as_mv.col & 7,mv.as_mv.row & 7, pred_ptr, pitch);
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#endif
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}
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else
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{
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ptr_base += d->pre + (mv.as_mv.row >> 3) * d->pre_stride + (mv.as_mv.col >> 3);
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ptr = ptr_base;
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for (r = 0; r < 4; r++)
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{
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#if !(CONFIG_FAST_UNALIGNED)
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pred_ptr[0] = ptr[0];
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pred_ptr[1] = ptr[1];
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pred_ptr[2] = ptr[2];
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pred_ptr[3] = ptr[3];
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#else
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*(uint32_t *)pred_ptr = *(uint32_t *)ptr ;
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#endif
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pred_ptr += pitch;
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ptr += d->pre_stride;
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}
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}
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}
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/*
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* Similar to vp8_build_inter_predictors_b(), but instead of storing the
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* results in d->predictor, we average the contents of d->predictor (which
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* come from an earlier call to vp8_build_inter_predictors_b()) with the
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* predictor of the second reference frame / motion vector.
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*/
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void vp8_build_2nd_inter_predictors_b(BLOCKD *d, int pitch, vp8_subpix_fn_t sppf)
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{
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int r;
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unsigned char *ptr_base;
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unsigned char *ptr;
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unsigned char *pred_ptr = d->predictor;
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int_mv mv;
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ptr_base = *(d->base_second_pre);
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mv.as_int = d->bmi.as_mv.second.as_int;
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if (mv.as_mv.row & 7 || mv.as_mv.col & 7)
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{
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ptr = ptr_base + d->pre + (mv.as_mv.row >> 3) * d->pre_stride + (mv.as_mv.col >> 3);
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#if CONFIG_SIXTEENTH_SUBPEL_UV
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sppf(ptr, d->pre_stride, (mv.as_mv.col & 7)<<1, (mv.as_mv.row & 7)<<1, pred_ptr, pitch);
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#else
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sppf(ptr, d->pre_stride, mv.as_mv.col & 7,mv.as_mv.row & 7, pred_ptr, pitch);
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#endif
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}
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else
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{
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ptr_base += d->pre + (mv.as_mv.row >> 3) * d->pre_stride + (mv.as_mv.col >> 3);
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ptr = ptr_base;
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for (r = 0; r < 4; r++)
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{
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pred_ptr[0] = (pred_ptr[0] + ptr[0] + 1) >> 1;
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pred_ptr[1] = (pred_ptr[1] + ptr[1] + 1) >> 1;
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pred_ptr[2] = (pred_ptr[2] + ptr[2] + 1) >> 1;
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pred_ptr[3] = (pred_ptr[3] + ptr[3] + 1) >> 1;
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pred_ptr += pitch;
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ptr += d->pre_stride;
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}
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}
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}
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static void build_inter_predictors4b(MACROBLOCKD *x, BLOCKD *d, int pitch)
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{
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unsigned char *ptr_base;
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unsigned char *ptr;
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unsigned char *pred_ptr = d->predictor;
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int_mv mv;
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ptr_base = *(d->base_pre);
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mv.as_int = d->bmi.as_mv.first.as_int;
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ptr = ptr_base + d->pre + (mv.as_mv.row >> 3) * d->pre_stride + (mv.as_mv.col >> 3);
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if (mv.as_mv.row & 7 || mv.as_mv.col & 7)
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{
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#if CONFIG_SIXTEENTH_SUBPEL_UV
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x->subpixel_predict8x8(ptr, d->pre_stride, (mv.as_mv.col & 7)<<1, (mv.as_mv.row & 7)<<1, pred_ptr, pitch);
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#else
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x->subpixel_predict8x8(ptr, d->pre_stride, mv.as_mv.col & 7, mv.as_mv.row & 7, pred_ptr, pitch);
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#endif
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}
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else
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{
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RECON_INVOKE(&x->rtcd->recon, copy8x8)(ptr, d->pre_stride, pred_ptr, pitch);
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}
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}
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/*
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* Similar to build_inter_predictors_4b(), but instead of storing the
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* results in d->predictor, we average the contents of d->predictor (which
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* come from an earlier call to build_inter_predictors_4b()) with the
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* predictor of the second reference frame / motion vector.
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*/
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static void build_2nd_inter_predictors4b(MACROBLOCKD *x, BLOCKD *d, int pitch)
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{
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unsigned char *ptr_base;
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unsigned char *ptr;
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unsigned char *pred_ptr = d->predictor;
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int_mv mv;
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ptr_base = *(d->base_second_pre);
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mv.as_int = d->bmi.as_mv.second.as_int;
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ptr = ptr_base + d->pre + (mv.as_mv.row >> 3) * d->pre_stride + (mv.as_mv.col >> 3);
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if (mv.as_mv.row & 7 || mv.as_mv.col & 7)
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{
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#if CONFIG_SIXTEENTH_SUBPEL_UV
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x->subpixel_predict_avg8x8(ptr, d->pre_stride, (mv.as_mv.col & 7)<<1, (mv.as_mv.row & 7)<<1, pred_ptr, pitch);
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#else
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x->subpixel_predict_avg8x8(ptr, d->pre_stride, mv.as_mv.col & 7, mv.as_mv.row & 7, pred_ptr, pitch);
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#endif
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}
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else
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{
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RECON_INVOKE(&x->rtcd->recon, avg8x8)(ptr, d->pre_stride, pred_ptr, pitch);
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}
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}
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static void build_inter_predictors2b(MACROBLOCKD *x, BLOCKD *d, int pitch)
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{
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unsigned char *ptr_base;
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unsigned char *ptr;
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unsigned char *pred_ptr = d->predictor;
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int_mv mv;
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ptr_base = *(d->base_pre);
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mv.as_int = d->bmi.as_mv.first.as_int;
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ptr = ptr_base + d->pre + (mv.as_mv.row >> 3) * d->pre_stride + (mv.as_mv.col >> 3);
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if (mv.as_mv.row & 7 || mv.as_mv.col & 7)
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{
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#if CONFIG_SIXTEENTH_SUBPEL_UV
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x->subpixel_predict8x4(ptr, d->pre_stride, (mv.as_mv.col & 7)<<1, (mv.as_mv.row & 7)<<1, pred_ptr, pitch);
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#else
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x->subpixel_predict8x4(ptr, d->pre_stride, mv.as_mv.col & 7, mv.as_mv.row & 7, pred_ptr, pitch);
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#endif
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}
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else
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{
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RECON_INVOKE(&x->rtcd->recon, copy8x4)(ptr, d->pre_stride, pred_ptr, pitch);
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}
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}
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/*encoder only*/
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void vp8_build_inter16x16_predictors_mbuv(MACROBLOCKD *x)
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{
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unsigned char *uptr, *vptr;
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unsigned char *upred_ptr = &x->predictor[256];
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unsigned char *vpred_ptr = &x->predictor[320];
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int omv_row = x->mode_info_context->mbmi.mv.as_mv.row;
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int omv_col = x->mode_info_context->mbmi.mv.as_mv.col;
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int mv_row = omv_row;
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int mv_col = omv_col;
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int offset;
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int pre_stride = x->block[16].pre_stride;
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/* calc uv motion vectors */
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if (mv_row < 0)
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mv_row -= 1;
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else
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mv_row += 1;
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if (mv_col < 0)
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mv_col -= 1;
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else
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mv_col += 1;
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mv_row /= 2;
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mv_col /= 2;
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mv_row &= x->fullpixel_mask;
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mv_col &= x->fullpixel_mask;
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offset = (mv_row >> 3) * pre_stride + (mv_col >> 3);
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uptr = x->pre.u_buffer + offset;
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vptr = x->pre.v_buffer + offset;
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#if CONFIG_SIXTEENTH_SUBPEL_UV
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if ((omv_row | omv_col) & 15)
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{
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x->subpixel_predict8x8(uptr, pre_stride, omv_col & 15, omv_row & 15, upred_ptr, 8);
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x->subpixel_predict8x8(vptr, pre_stride, omv_col & 15, omv_row & 15, vpred_ptr, 8);
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}
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#else /* CONFIG_SIXTEENTH_SUBPEL_UV */
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if ((mv_row | mv_col) & 7)
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{
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x->subpixel_predict8x8(uptr, pre_stride, mv_col & 7, mv_row & 7, upred_ptr, 8);
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x->subpixel_predict8x8(vptr, pre_stride, mv_col & 7, mv_row & 7, vpred_ptr, 8);
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}
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#endif /* CONFIG_SIXTEENTH_SUBPEL_UV */
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else
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{
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RECON_INVOKE(&x->rtcd->recon, copy8x8)(uptr, pre_stride, upred_ptr, 8);
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RECON_INVOKE(&x->rtcd->recon, copy8x8)(vptr, pre_stride, vpred_ptr, 8);
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}
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}
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/*encoder only*/
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void vp8_build_inter4x4_predictors_mbuv(MACROBLOCKD *x)
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{
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int i, j;
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/* build uv mvs */
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for (i = 0; i < 2; i++)
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{
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for (j = 0; j < 2; j++)
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{
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int yoffset = i * 8 + j * 2;
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int uoffset = 16 + i * 2 + j;
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int voffset = 20 + i * 2 + j;
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int temp;
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temp = x->block[yoffset ].bmi.as_mv.first.as_mv.row
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+ x->block[yoffset+1].bmi.as_mv.first.as_mv.row
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+ x->block[yoffset+4].bmi.as_mv.first.as_mv.row
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+ x->block[yoffset+5].bmi.as_mv.first.as_mv.row;
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if (temp < 0) temp -= 4;
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else temp += 4;
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x->block[uoffset].bmi.as_mv.first.as_mv.row = (temp / 8) & x->fullpixel_mask;
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temp = x->block[yoffset ].bmi.as_mv.first.as_mv.col
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+ x->block[yoffset+1].bmi.as_mv.first.as_mv.col
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+ x->block[yoffset+4].bmi.as_mv.first.as_mv.col
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+ x->block[yoffset+5].bmi.as_mv.first.as_mv.col;
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if (temp < 0) temp -= 4;
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else temp += 4;
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x->block[uoffset].bmi.as_mv.first.as_mv.col = (temp / 8) & x->fullpixel_mask;
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x->block[voffset].bmi.as_mv.first.as_mv.row =
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x->block[uoffset].bmi.as_mv.first.as_mv.row ;
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x->block[voffset].bmi.as_mv.first.as_mv.col =
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x->block[uoffset].bmi.as_mv.first.as_mv.col ;
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if (x->mode_info_context->mbmi.second_ref_frame)
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{
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temp = x->block[yoffset ].bmi.as_mv.second.as_mv.row
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+ x->block[yoffset+1].bmi.as_mv.second.as_mv.row
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+ x->block[yoffset+4].bmi.as_mv.second.as_mv.row
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+ x->block[yoffset+5].bmi.as_mv.second.as_mv.row;
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if (temp < 0)
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{
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temp -= 4;
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}
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else
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{
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temp += 4;
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}
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x->block[uoffset].bmi.as_mv.second.as_mv.row = (temp / 8) & x->fullpixel_mask;
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temp = x->block[yoffset ].bmi.as_mv.second.as_mv.col
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+ x->block[yoffset+1].bmi.as_mv.second.as_mv.col
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+ x->block[yoffset+4].bmi.as_mv.second.as_mv.col
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+ x->block[yoffset+5].bmi.as_mv.second.as_mv.col;
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if (temp < 0)
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{
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temp -= 4;
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}
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else
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{
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temp += 4;
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}
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x->block[uoffset].bmi.as_mv.second.as_mv.col = (temp / 8) & x->fullpixel_mask;
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x->block[voffset].bmi.as_mv.second.as_mv.row =
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x->block[uoffset].bmi.as_mv.second.as_mv.row ;
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x->block[voffset].bmi.as_mv.second.as_mv.col =
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x->block[uoffset].bmi.as_mv.second.as_mv.col ;
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}
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}
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}
|
|
|
|
for (i = 16; i < 24; i += 2)
|
|
{
|
|
BLOCKD *d0 = &x->block[i];
|
|
BLOCKD *d1 = &x->block[i+1];
|
|
|
|
if (d0->bmi.as_mv.first.as_int == d1->bmi.as_mv.first.as_int)
|
|
build_inter_predictors2b(x, d0, 8);
|
|
else
|
|
{
|
|
vp8_build_inter_predictors_b(d0, 8, x->subpixel_predict);
|
|
vp8_build_inter_predictors_b(d1, 8, x->subpixel_predict);
|
|
}
|
|
|
|
if (x->mode_info_context->mbmi.second_ref_frame)
|
|
{
|
|
vp8_build_2nd_inter_predictors_b(d0, 8, x->subpixel_predict_avg);
|
|
vp8_build_2nd_inter_predictors_b(d1, 8, x->subpixel_predict_avg);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
/*encoder only*/
|
|
void vp8_build_inter16x16_predictors_mby(MACROBLOCKD *x)
|
|
{
|
|
unsigned char *ptr_base;
|
|
unsigned char *ptr;
|
|
unsigned char *pred_ptr = x->predictor;
|
|
int mv_row = x->mode_info_context->mbmi.mv.as_mv.row;
|
|
int mv_col = x->mode_info_context->mbmi.mv.as_mv.col;
|
|
int pre_stride = x->block[0].pre_stride;
|
|
|
|
ptr_base = x->pre.y_buffer;
|
|
ptr = ptr_base + (mv_row >> 3) * pre_stride + (mv_col >> 3);
|
|
|
|
if ((mv_row | mv_col) & 7)
|
|
{
|
|
#if CONFIG_SIXTEENTH_SUBPEL_UV
|
|
x->subpixel_predict16x16(ptr, pre_stride, (mv_col & 7)<<1, (mv_row & 7)<<1, pred_ptr, 16);
|
|
#else
|
|
x->subpixel_predict16x16(ptr, pre_stride, mv_col & 7, mv_row & 7, pred_ptr, 16);
|
|
#endif
|
|
}
|
|
else
|
|
{
|
|
RECON_INVOKE(&x->rtcd->recon, copy16x16)(ptr, pre_stride, pred_ptr, 16);
|
|
}
|
|
}
|
|
|
|
static void clamp_mv_to_umv_border(MV *mv, const MACROBLOCKD *xd)
|
|
{
|
|
/* If the MV points so far into the UMV border that no visible pixels
|
|
* are used for reconstruction, the subpel part of the MV can be
|
|
* discarded and the MV limited to 16 pixels with equivalent results.
|
|
*
|
|
* This limit kicks in at 19 pixels for the top and left edges, for
|
|
* the 16 pixels plus 3 taps right of the central pixel when subpel
|
|
* filtering. The bottom and right edges use 16 pixels plus 2 pixels
|
|
* left of the central pixel when filtering.
|
|
*/
|
|
if (mv->col < (xd->mb_to_left_edge - ((16+INTERP_EXTEND) << 3)))
|
|
mv->col = xd->mb_to_left_edge - (16 << 3);
|
|
else if (mv->col > xd->mb_to_right_edge + ((15+INTERP_EXTEND) << 3))
|
|
mv->col = xd->mb_to_right_edge + (16 << 3);
|
|
|
|
if (mv->row < (xd->mb_to_top_edge - ((16+INTERP_EXTEND) << 3)))
|
|
mv->row = xd->mb_to_top_edge - (16 << 3);
|
|
else if (mv->row > xd->mb_to_bottom_edge + ((15+INTERP_EXTEND) << 3))
|
|
mv->row = xd->mb_to_bottom_edge + (16 << 3);
|
|
}
|
|
|
|
/* A version of the above function for chroma block MVs.*/
|
|
static void clamp_uvmv_to_umv_border(MV *mv, const MACROBLOCKD *xd)
|
|
{
|
|
mv->col = (2*mv->col < (xd->mb_to_left_edge - ((16+INTERP_EXTEND) << 3))) ?
|
|
(xd->mb_to_left_edge - (16 << 3)) >> 1 : mv->col;
|
|
mv->col = (2*mv->col > xd->mb_to_right_edge + ((15+INTERP_EXTEND) << 3)) ?
|
|
(xd->mb_to_right_edge + (16 << 3)) >> 1 : mv->col;
|
|
|
|
mv->row = (2*mv->row < (xd->mb_to_top_edge - ((16+INTERP_EXTEND) << 3))) ?
|
|
(xd->mb_to_top_edge - (16 << 3)) >> 1 : mv->row;
|
|
mv->row = (2*mv->row > xd->mb_to_bottom_edge + ((15+INTERP_EXTEND) << 3)) ?
|
|
(xd->mb_to_bottom_edge + (16 << 3)) >> 1 : mv->row;
|
|
}
|
|
|
|
|
|
|
|
void vp8_build_inter16x16_predictors_mb(MACROBLOCKD *x,
|
|
unsigned char *dst_y,
|
|
unsigned char *dst_u,
|
|
unsigned char *dst_v,
|
|
int dst_ystride,
|
|
int dst_uvstride)
|
|
{
|
|
int offset;
|
|
unsigned char *ptr;
|
|
unsigned char *uptr, *vptr;
|
|
|
|
int_mv _o16x16mv;
|
|
int_mv _16x16mv;
|
|
|
|
unsigned char *ptr_base = x->pre.y_buffer;
|
|
int pre_stride = x->block[0].pre_stride;
|
|
|
|
_16x16mv.as_int = x->mode_info_context->mbmi.mv.as_int;
|
|
|
|
if (x->mode_info_context->mbmi.need_to_clamp_mvs)
|
|
{
|
|
clamp_mv_to_umv_border(&_16x16mv.as_mv, x);
|
|
}
|
|
|
|
ptr = ptr_base + ( _16x16mv.as_mv.row >> 3) * pre_stride + (_16x16mv.as_mv.col >> 3);
|
|
|
|
if ( _16x16mv.as_int & 0x00070007)
|
|
{
|
|
#if CONFIG_SIXTEENTH_SUBPEL_UV
|
|
x->subpixel_predict16x16(ptr, pre_stride, (_16x16mv.as_mv.col & 7)<<1, (_16x16mv.as_mv.row & 7)<<1, dst_y, dst_ystride);
|
|
#else
|
|
x->subpixel_predict16x16(ptr, pre_stride, _16x16mv.as_mv.col & 7, _16x16mv.as_mv.row & 7, dst_y, dst_ystride);
|
|
#endif
|
|
}
|
|
else
|
|
{
|
|
RECON_INVOKE(&x->rtcd->recon, copy16x16)(ptr, pre_stride, dst_y, dst_ystride);
|
|
}
|
|
|
|
_o16x16mv = _16x16mv;
|
|
/* calc uv motion vectors */
|
|
if ( _16x16mv.as_mv.row < 0)
|
|
_16x16mv.as_mv.row -= 1;
|
|
else
|
|
_16x16mv.as_mv.row += 1;
|
|
|
|
if (_16x16mv.as_mv.col < 0)
|
|
_16x16mv.as_mv.col -= 1;
|
|
else
|
|
_16x16mv.as_mv.col += 1;
|
|
|
|
_16x16mv.as_mv.row /= 2;
|
|
_16x16mv.as_mv.col /= 2;
|
|
|
|
_16x16mv.as_mv.row &= x->fullpixel_mask;
|
|
_16x16mv.as_mv.col &= x->fullpixel_mask;
|
|
|
|
pre_stride >>= 1;
|
|
offset = ( _16x16mv.as_mv.row >> 3) * pre_stride + (_16x16mv.as_mv.col >> 3);
|
|
uptr = x->pre.u_buffer + offset;
|
|
vptr = x->pre.v_buffer + offset;
|
|
|
|
#if CONFIG_SIXTEENTH_SUBPEL_UV
|
|
if ( _o16x16mv.as_int & 0x000f000f)
|
|
{
|
|
x->subpixel_predict8x8(uptr, pre_stride, _o16x16mv.as_mv.col & 15, _o16x16mv.as_mv.row & 15, dst_u, dst_uvstride);
|
|
x->subpixel_predict8x8(vptr, pre_stride, _o16x16mv.as_mv.col & 15, _o16x16mv.as_mv.row & 15, dst_v, dst_uvstride);
|
|
}
|
|
#else /* CONFIG_SIXTEENTH_SUBPEL_UV */
|
|
if ( _16x16mv.as_int & 0x00070007)
|
|
{
|
|
x->subpixel_predict8x8(uptr, pre_stride, _16x16mv.as_mv.col & 7, _16x16mv.as_mv.row & 7, dst_u, dst_uvstride);
|
|
x->subpixel_predict8x8(vptr, pre_stride, _16x16mv.as_mv.col & 7, _16x16mv.as_mv.row & 7, dst_v, dst_uvstride);
|
|
}
|
|
#endif /* CONFIG_SIXTEENTH_SUBPEL_UV */
|
|
else
|
|
{
|
|
RECON_INVOKE(&x->rtcd->recon, copy8x8)(uptr, pre_stride, dst_u, dst_uvstride);
|
|
RECON_INVOKE(&x->rtcd->recon, copy8x8)(vptr, pre_stride, dst_v, dst_uvstride);
|
|
}
|
|
|
|
}
|
|
|
|
/*
|
|
* This function should be called after an initial call to
|
|
* vp8_build_inter16x16_predictors_mb() or _mby()/_mbuv().
|
|
* It will run a second sixtap filter on a (different) ref
|
|
* frame and average the result with the output of the
|
|
* first sixtap filter. The second reference frame is stored
|
|
* in x->second_pre (the reference frame index is in
|
|
* x->mode_info_context->mbmi.second_ref_frame). The second
|
|
* motion vector is x->mode_info_context->mbmi.second_mv.
|
|
*
|
|
* This allows blending prediction from two reference frames
|
|
* which sometimes leads to better prediction than from a
|
|
* single reference framer.
|
|
*/
|
|
void vp8_build_2nd_inter16x16_predictors_mb(MACROBLOCKD *x,
|
|
unsigned char *dst_y,
|
|
unsigned char *dst_u,
|
|
unsigned char *dst_v,
|
|
int dst_ystride,
|
|
int dst_uvstride)
|
|
{
|
|
int offset;
|
|
unsigned char *ptr;
|
|
unsigned char *uptr, *vptr;
|
|
|
|
int_mv _16x16mv;
|
|
int mv_row;
|
|
int mv_col;
|
|
|
|
int omv_row, omv_col;
|
|
|
|
unsigned char *ptr_base = x->second_pre.y_buffer;
|
|
int pre_stride = x->block[0].pre_stride;
|
|
|
|
_16x16mv.as_int = x->mode_info_context->mbmi.second_mv.as_int;
|
|
|
|
if (x->mode_info_context->mbmi.need_to_clamp_secondmv)
|
|
{
|
|
clamp_mv_to_umv_border(&_16x16mv.as_mv, x);
|
|
}
|
|
|
|
mv_row = _16x16mv.as_mv.row;
|
|
mv_col = _16x16mv.as_mv.col;
|
|
|
|
ptr = ptr_base + (mv_row >> 3) * pre_stride + (mv_col >> 3);
|
|
|
|
if ((mv_row | mv_col) & 7)
|
|
{
|
|
#if CONFIG_SIXTEENTH_SUBPEL_UV
|
|
x->subpixel_predict_avg16x16(ptr, pre_stride, (mv_col & 7)<<1, (mv_row & 7)<<1, dst_y, dst_ystride);
|
|
#else
|
|
x->subpixel_predict_avg16x16(ptr, pre_stride, mv_col & 7, mv_row & 7, dst_y, dst_ystride);
|
|
#endif
|
|
}
|
|
else
|
|
{
|
|
RECON_INVOKE(&x->rtcd->recon, avg16x16)(ptr, pre_stride, dst_y, dst_ystride);
|
|
}
|
|
|
|
/* calc uv motion vectors */
|
|
omv_row = mv_row;
|
|
omv_col = mv_col;
|
|
mv_row = (mv_row + (mv_row > 0)) >> 1;
|
|
mv_col = (mv_col + (mv_col > 0)) >> 1;
|
|
|
|
mv_row &= x->fullpixel_mask;
|
|
mv_col &= x->fullpixel_mask;
|
|
|
|
pre_stride >>= 1;
|
|
offset = (mv_row >> 3) * pre_stride + (mv_col >> 3);
|
|
uptr = x->second_pre.u_buffer + offset;
|
|
vptr = x->second_pre.v_buffer + offset;
|
|
|
|
#if CONFIG_SIXTEENTH_SUBPEL_UV
|
|
if ((omv_row | omv_col) & 15)
|
|
{
|
|
x->subpixel_predict_avg8x8(uptr, pre_stride, omv_col & 15, omv_row & 15, dst_u, dst_uvstride);
|
|
x->subpixel_predict_avg8x8(vptr, pre_stride, omv_col & 15, omv_row & 15, dst_v, dst_uvstride);
|
|
}
|
|
#else /* CONFIG_SIXTEENTH_SUBPEL_UV */
|
|
if ((mv_row | mv_col) & 7)
|
|
{
|
|
x->subpixel_predict_avg8x8(uptr, pre_stride, mv_col & 7, mv_row & 7, dst_u, dst_uvstride);
|
|
x->subpixel_predict_avg8x8(vptr, pre_stride, mv_col & 7, mv_row & 7, dst_v, dst_uvstride);
|
|
}
|
|
#endif /* CONFIG_SIXTEENTH_SUBPEL_UV */
|
|
else
|
|
{
|
|
RECON_INVOKE(&x->rtcd->recon, avg8x8)(uptr, pre_stride, dst_u, dst_uvstride);
|
|
RECON_INVOKE(&x->rtcd->recon, avg8x8)(vptr, pre_stride, dst_v, dst_uvstride);
|
|
}
|
|
}
|
|
|
|
static void build_inter4x4_predictors_mb(MACROBLOCKD *x)
|
|
{
|
|
int i;
|
|
|
|
if (x->mode_info_context->mbmi.partitioning < 3)
|
|
{
|
|
x->block[ 0].bmi = x->mode_info_context->bmi[ 0];
|
|
x->block[ 2].bmi = x->mode_info_context->bmi[ 2];
|
|
x->block[ 8].bmi = x->mode_info_context->bmi[ 8];
|
|
x->block[10].bmi = x->mode_info_context->bmi[10];
|
|
|
|
if (x->mode_info_context->mbmi.need_to_clamp_mvs)
|
|
{
|
|
clamp_mv_to_umv_border(&x->block[ 0].bmi.as_mv.first.as_mv, x);
|
|
clamp_mv_to_umv_border(&x->block[ 2].bmi.as_mv.first.as_mv, x);
|
|
clamp_mv_to_umv_border(&x->block[ 8].bmi.as_mv.first.as_mv, x);
|
|
clamp_mv_to_umv_border(&x->block[10].bmi.as_mv.first.as_mv, x);
|
|
if (x->mode_info_context->mbmi.second_ref_frame)
|
|
{
|
|
clamp_mv_to_umv_border(&x->block[ 0].bmi.as_mv.second.as_mv, x);
|
|
clamp_mv_to_umv_border(&x->block[ 2].bmi.as_mv.second.as_mv, x);
|
|
clamp_mv_to_umv_border(&x->block[ 8].bmi.as_mv.second.as_mv, x);
|
|
clamp_mv_to_umv_border(&x->block[10].bmi.as_mv.second.as_mv, x);
|
|
}
|
|
}
|
|
|
|
|
|
build_inter_predictors4b(x, &x->block[ 0], 16);
|
|
build_inter_predictors4b(x, &x->block[ 2], 16);
|
|
build_inter_predictors4b(x, &x->block[ 8], 16);
|
|
build_inter_predictors4b(x, &x->block[10], 16);
|
|
|
|
if (x->mode_info_context->mbmi.second_ref_frame)
|
|
{
|
|
build_2nd_inter_predictors4b(x, &x->block[ 0], 16);
|
|
build_2nd_inter_predictors4b(x, &x->block[ 2], 16);
|
|
build_2nd_inter_predictors4b(x, &x->block[ 8], 16);
|
|
build_2nd_inter_predictors4b(x, &x->block[10], 16);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
for (i = 0; i < 16; i += 2)
|
|
{
|
|
BLOCKD *d0 = &x->block[i];
|
|
BLOCKD *d1 = &x->block[i+1];
|
|
|
|
x->block[i+0].bmi = x->mode_info_context->bmi[i+0];
|
|
x->block[i+1].bmi = x->mode_info_context->bmi[i+1];
|
|
|
|
if (x->mode_info_context->mbmi.need_to_clamp_mvs)
|
|
{
|
|
clamp_mv_to_umv_border(&x->block[i+0].bmi.as_mv.first.as_mv, x);
|
|
clamp_mv_to_umv_border(&x->block[i+1].bmi.as_mv.first.as_mv, x);
|
|
if (x->mode_info_context->mbmi.second_ref_frame)
|
|
{
|
|
clamp_mv_to_umv_border(&x->block[i+0].bmi.as_mv.second.as_mv, x);
|
|
clamp_mv_to_umv_border(&x->block[i+1].bmi.as_mv.second.as_mv, x);
|
|
}
|
|
}
|
|
|
|
if (d0->bmi.as_mv.first.as_int == d1->bmi.as_mv.first.as_int)
|
|
build_inter_predictors2b(x, d0, 16);
|
|
else
|
|
{
|
|
vp8_build_inter_predictors_b(d0, 16, x->subpixel_predict);
|
|
vp8_build_inter_predictors_b(d1, 16, x->subpixel_predict);
|
|
}
|
|
|
|
if (x->mode_info_context->mbmi.second_ref_frame)
|
|
{
|
|
vp8_build_2nd_inter_predictors_b(d0, 16, x->subpixel_predict_avg);
|
|
vp8_build_2nd_inter_predictors_b(d1, 16, x->subpixel_predict_avg);
|
|
}
|
|
}
|
|
}
|
|
|
|
for (i = 16; i < 24; i += 2)
|
|
{
|
|
BLOCKD *d0 = &x->block[i];
|
|
BLOCKD *d1 = &x->block[i+1];
|
|
|
|
if (d0->bmi.as_mv.first.as_int == d1->bmi.as_mv.first.as_int)
|
|
build_inter_predictors2b(x, d0, 8);
|
|
else
|
|
{
|
|
vp8_build_inter_predictors_b(d0, 8, x->subpixel_predict);
|
|
vp8_build_inter_predictors_b(d1, 8, x->subpixel_predict);
|
|
}
|
|
|
|
if (x->mode_info_context->mbmi.second_ref_frame)
|
|
{
|
|
vp8_build_2nd_inter_predictors_b(d0, 8, x->subpixel_predict_avg);
|
|
vp8_build_2nd_inter_predictors_b(d1, 8, x->subpixel_predict_avg);
|
|
}
|
|
}
|
|
}
|
|
|
|
static
|
|
void build_4x4uvmvs(MACROBLOCKD *x)
|
|
{
|
|
int i, j;
|
|
|
|
for (i = 0; i < 2; i++)
|
|
{
|
|
for (j = 0; j < 2; j++)
|
|
{
|
|
int yoffset = i * 8 + j * 2;
|
|
int uoffset = 16 + i * 2 + j;
|
|
int voffset = 20 + i * 2 + j;
|
|
|
|
int temp;
|
|
|
|
temp = x->mode_info_context->bmi[yoffset + 0].as_mv.first.as_mv.row
|
|
+ x->mode_info_context->bmi[yoffset + 1].as_mv.first.as_mv.row
|
|
+ x->mode_info_context->bmi[yoffset + 4].as_mv.first.as_mv.row
|
|
+ x->mode_info_context->bmi[yoffset + 5].as_mv.first.as_mv.row;
|
|
|
|
if (temp < 0) temp -= 4;
|
|
else temp += 4;
|
|
|
|
x->block[uoffset].bmi.as_mv.first.as_mv.row = (temp / 8) & x->fullpixel_mask;
|
|
|
|
temp = x->mode_info_context->bmi[yoffset + 0].as_mv.first.as_mv.col
|
|
+ x->mode_info_context->bmi[yoffset + 1].as_mv.first.as_mv.col
|
|
+ x->mode_info_context->bmi[yoffset + 4].as_mv.first.as_mv.col
|
|
+ x->mode_info_context->bmi[yoffset + 5].as_mv.first.as_mv.col;
|
|
|
|
if (temp < 0) temp -= 4;
|
|
else temp += 4;
|
|
|
|
x->block[uoffset].bmi.as_mv.first.as_mv.col = (temp / 8) & x->fullpixel_mask;
|
|
|
|
if (x->mode_info_context->mbmi.need_to_clamp_mvs)
|
|
clamp_uvmv_to_umv_border(&x->block[uoffset].bmi.as_mv.first.as_mv, x);
|
|
|
|
if (x->mode_info_context->mbmi.need_to_clamp_mvs)
|
|
clamp_uvmv_to_umv_border(&x->block[uoffset].bmi.as_mv.first.as_mv, x);
|
|
|
|
x->block[voffset].bmi.as_mv.first.as_mv.row =
|
|
x->block[uoffset].bmi.as_mv.first.as_mv.row ;
|
|
x->block[voffset].bmi.as_mv.first.as_mv.col =
|
|
x->block[uoffset].bmi.as_mv.first.as_mv.col ;
|
|
|
|
if (x->mode_info_context->mbmi.second_ref_frame)
|
|
{
|
|
temp = x->mode_info_context->bmi[yoffset + 0].as_mv.second.as_mv.row
|
|
+ x->mode_info_context->bmi[yoffset + 1].as_mv.second.as_mv.row
|
|
+ x->mode_info_context->bmi[yoffset + 4].as_mv.second.as_mv.row
|
|
+ x->mode_info_context->bmi[yoffset + 5].as_mv.second.as_mv.row;
|
|
|
|
if (temp < 0)
|
|
{
|
|
temp -= 4;
|
|
}
|
|
else
|
|
{
|
|
temp += 4;
|
|
}
|
|
|
|
x->block[uoffset].bmi.as_mv.second.as_mv.row = (temp / 8) & x->fullpixel_mask;
|
|
|
|
temp = x->mode_info_context->bmi[yoffset + 0].as_mv.second.as_mv.col
|
|
+ x->mode_info_context->bmi[yoffset + 1].as_mv.second.as_mv.col
|
|
+ x->mode_info_context->bmi[yoffset + 4].as_mv.second.as_mv.col
|
|
+ x->mode_info_context->bmi[yoffset + 5].as_mv.second.as_mv.col;
|
|
|
|
if (temp < 0)
|
|
{
|
|
temp -= 4;
|
|
}
|
|
else
|
|
{
|
|
temp += 4;
|
|
}
|
|
|
|
x->block[uoffset].bmi.as_mv.second.as_mv.col = (temp / 8) & x->fullpixel_mask;
|
|
|
|
if (x->mode_info_context->mbmi.need_to_clamp_mvs)
|
|
clamp_uvmv_to_umv_border(&x->block[uoffset].bmi.as_mv.second.as_mv, x);
|
|
|
|
if (x->mode_info_context->mbmi.need_to_clamp_mvs)
|
|
clamp_uvmv_to_umv_border(&x->block[uoffset].bmi.as_mv.second.as_mv, x);
|
|
|
|
x->block[voffset].bmi.as_mv.second.as_mv.row =
|
|
x->block[uoffset].bmi.as_mv.second.as_mv.row ;
|
|
x->block[voffset].bmi.as_mv.second.as_mv.col =
|
|
x->block[uoffset].bmi.as_mv.second.as_mv.col ;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void vp8_build_inter_predictors_mb(MACROBLOCKD *x)
|
|
{
|
|
if (x->mode_info_context->mbmi.mode != SPLITMV)
|
|
{
|
|
vp8_build_inter16x16_predictors_mb(x, x->predictor, &x->predictor[256],
|
|
&x->predictor[320], 16, 8);
|
|
|
|
if (x->mode_info_context->mbmi.second_ref_frame)
|
|
{
|
|
/* 256 = offset of U plane in Y+U+V buffer;
|
|
* 320 = offset of V plane in Y+U+V buffer.
|
|
* (256=16x16, 320=16x16+8x8). */
|
|
vp8_build_2nd_inter16x16_predictors_mb(x, x->predictor,
|
|
&x->predictor[256],
|
|
&x->predictor[320], 16, 8);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
build_4x4uvmvs(x);
|
|
build_inter4x4_predictors_mb(x);
|
|
}
|
|
}
|