682 lines
20 KiB
C
682 lines
20 KiB
C
/*
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* Copyright (c) 2010 The VP8 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 "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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// use this define on systems where unaligned int reads and writes are
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// not allowed, i.e. ARM architectures
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//#define MUST_BE_ALIGNED
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static const int bbb[4] = {0, 2, 8, 10};
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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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#ifdef MUST_BE_ALIGNED
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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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((int *)dst)[0] = ((int *)src)[0] ;
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((int *)dst)[1] = ((int *)src)[1] ;
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((int *)dst)[2] = ((int *)src)[2] ;
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((int *)dst)[3] = ((int *)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_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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#ifdef MUST_BE_ALIGNED
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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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((int *)dst)[0] = ((int *)src)[0] ;
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((int *)dst)[1] = ((int *)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_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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#ifdef MUST_BE_ALIGNED
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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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((int *)dst)[0] = ((int *)src)[0] ;
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((int *)dst)[1] = ((int *)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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ptr_base = *(d->base_pre);
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if (d->bmi.mv.as_mv.row & 7 || d->bmi.mv.as_mv.col & 7)
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{
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ptr = ptr_base + d->pre + (d->bmi.mv.as_mv.row >> 3) * d->pre_stride + (d->bmi.mv.as_mv.col >> 3);
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sppf(ptr, d->pre_stride, d->bmi.mv.as_mv.col & 7, d->bmi.mv.as_mv.row & 7, pred_ptr, pitch);
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}
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else
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{
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ptr_base += d->pre + (d->bmi.mv.as_mv.row >> 3) * d->pre_stride + (d->bmi.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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#ifdef MUST_BE_ALIGNED
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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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*(int *)pred_ptr = *(int *)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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void vp8_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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ptr_base = *(d->base_pre);
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ptr = ptr_base + d->pre + (d->bmi.mv.as_mv.row >> 3) * d->pre_stride + (d->bmi.mv.as_mv.col >> 3);
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if (d->bmi.mv.as_mv.row & 7 || d->bmi.mv.as_mv.col & 7)
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{
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x->subpixel_predict8x8(ptr, d->pre_stride, d->bmi.mv.as_mv.col & 7, d->bmi.mv.as_mv.row & 7, pred_ptr, pitch);
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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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void vp8_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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ptr_base = *(d->base_pre);
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ptr = ptr_base + d->pre + (d->bmi.mv.as_mv.row >> 3) * d->pre_stride + (d->bmi.mv.as_mv.col >> 3);
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if (d->bmi.mv.as_mv.row & 7 || d->bmi.mv.as_mv.col & 7)
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{
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x->subpixel_predict8x4(ptr, d->pre_stride, d->bmi.mv.as_mv.col & 7, d->bmi.mv.as_mv.row & 7, pred_ptr, pitch);
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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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void vp8_build_inter_predictors_mbuv(MACROBLOCKD *x)
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{
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int i;
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if (x->mbmi.ref_frame != INTRA_FRAME && x->mbmi.mode != SPLITMV)
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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 mv_row = x->block[16].bmi.mv.as_mv.row;
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int mv_col = x->block[16].bmi.mv.as_mv.col;
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int offset;
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int pre_stride = x->block[16].pre_stride;
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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 ((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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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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else
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{
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for (i = 16; i < 24; i += 2)
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{
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BLOCKD *d0 = &x->block[i];
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BLOCKD *d1 = &x->block[i+1];
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if (d0->bmi.mv.as_int == d1->bmi.mv.as_int)
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vp8_build_inter_predictors2b(x, d0, 8);
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else
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{
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vp8_build_inter_predictors_b(d0, 8, x->subpixel_predict);
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vp8_build_inter_predictors_b(d1, 8, x->subpixel_predict);
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}
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}
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}
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}
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void vp8_build_inter_predictors_mby(MACROBLOCKD *x)
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{
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if (x->mbmi.ref_frame != INTRA_FRAME && x->mbmi.mode != SPLITMV)
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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 = x->predictor;
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int mv_row = x->mbmi.mv.as_mv.row;
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int mv_col = x->mbmi.mv.as_mv.col;
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int pre_stride = x->block[0].pre_stride;
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ptr_base = x->pre.y_buffer;
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ptr = ptr_base + (mv_row >> 3) * pre_stride + (mv_col >> 3);
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if ((mv_row | mv_col) & 7)
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{
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x->subpixel_predict16x16(ptr, pre_stride, mv_col & 7, mv_row & 7, pred_ptr, 16);
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}
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else
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{
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RECON_INVOKE(&x->rtcd->recon, copy16x16)(ptr, pre_stride, pred_ptr, 16);
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}
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}
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else
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{
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int i;
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if (x->mbmi.partitioning < 3)
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{
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for (i = 0; i < 4; i++)
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{
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BLOCKD *d = &x->block[bbb[i]];
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vp8_build_inter_predictors4b(x, d, 16);
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}
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}
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else
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{
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for (i = 0; i < 16; i += 2)
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{
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BLOCKD *d0 = &x->block[i];
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BLOCKD *d1 = &x->block[i+1];
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if (d0->bmi.mv.as_int == d1->bmi.mv.as_int)
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vp8_build_inter_predictors2b(x, d0, 16);
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else
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{
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vp8_build_inter_predictors_b(d0, 16, x->subpixel_predict);
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vp8_build_inter_predictors_b(d1, 16, x->subpixel_predict);
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}
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}
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}
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}
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}
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void vp8_build_inter_predictors_mb(MACROBLOCKD *x)
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{
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if (x->mbmi.ref_frame != INTRA_FRAME && x->mbmi.mode != SPLITMV)
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{
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int offset;
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unsigned char *ptr_base;
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unsigned char *ptr;
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unsigned char *uptr, *vptr;
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unsigned char *pred_ptr = x->predictor;
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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 mv_row = x->mbmi.mv.as_mv.row;
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int mv_col = x->mbmi.mv.as_mv.col;
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int pre_stride = x->block[0].pre_stride;
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ptr_base = x->pre.y_buffer;
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ptr = ptr_base + (mv_row >> 3) * pre_stride + (mv_col >> 3);
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if ((mv_row | mv_col) & 7)
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{
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x->subpixel_predict16x16(ptr, pre_stride, mv_col & 7, mv_row & 7, pred_ptr, 16);
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}
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else
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{
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RECON_INVOKE(&x->rtcd->recon, copy16x16)(ptr, pre_stride, pred_ptr, 16);
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}
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mv_row = x->block[16].bmi.mv.as_mv.row;
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mv_col = x->block[16].bmi.mv.as_mv.col;
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pre_stride >>= 1;
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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 ((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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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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else
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{
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int i;
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if (x->mbmi.partitioning < 3)
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{
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for (i = 0; i < 4; i++)
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{
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BLOCKD *d = &x->block[bbb[i]];
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vp8_build_inter_predictors4b(x, d, 16);
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}
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}
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else
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{
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for (i = 0; i < 16; i += 2)
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{
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BLOCKD *d0 = &x->block[i];
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BLOCKD *d1 = &x->block[i+1];
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if (d0->bmi.mv.as_int == d1->bmi.mv.as_int)
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vp8_build_inter_predictors2b(x, d0, 16);
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else
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{
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vp8_build_inter_predictors_b(d0, 16, x->subpixel_predict);
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vp8_build_inter_predictors_b(d1, 16, x->subpixel_predict);
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}
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}
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}
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for (i = 16; i < 24; i += 2)
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{
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BLOCKD *d0 = &x->block[i];
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BLOCKD *d1 = &x->block[i+1];
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if (d0->bmi.mv.as_int == d1->bmi.mv.as_int)
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vp8_build_inter_predictors2b(x, d0, 8);
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else
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{
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vp8_build_inter_predictors_b(d0, 8, x->subpixel_predict);
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vp8_build_inter_predictors_b(d1, 8, x->subpixel_predict);
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}
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}
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}
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}
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void vp8_build_uvmvs(MACROBLOCKD *x, int fullpixel)
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{
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int i, j;
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if (x->mbmi.mode == SPLITMV)
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{
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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.mv.as_mv.row
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+ x->block[yoffset+1].bmi.mv.as_mv.row
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+ x->block[yoffset+4].bmi.mv.as_mv.row
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+ x->block[yoffset+5].bmi.mv.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.mv.as_mv.row = temp / 8;
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if (fullpixel)
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x->block[uoffset].bmi.mv.as_mv.row = (temp / 8) & 0xfffffff8;
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temp = x->block[yoffset ].bmi.mv.as_mv.col
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+ x->block[yoffset+1].bmi.mv.as_mv.col
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+ x->block[yoffset+4].bmi.mv.as_mv.col
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+ x->block[yoffset+5].bmi.mv.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.mv.as_mv.col = temp / 8;
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if (fullpixel)
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x->block[uoffset].bmi.mv.as_mv.col = (temp / 8) & 0xfffffff8;
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x->block[voffset].bmi.mv.as_mv.row = x->block[uoffset].bmi.mv.as_mv.row ;
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x->block[voffset].bmi.mv.as_mv.col = x->block[uoffset].bmi.mv.as_mv.col ;
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}
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}
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}
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else
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{
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int mvrow = x->mbmi.mv.as_mv.row;
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int mvcol = x->mbmi.mv.as_mv.col;
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if (mvrow < 0)
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mvrow -= 1;
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else
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mvrow += 1;
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if (mvcol < 0)
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mvcol -= 1;
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else
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mvcol += 1;
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mvrow /= 2;
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mvcol /= 2;
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for (i = 0; i < 8; i++)
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{
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x->block[ 16 + i].bmi.mv.as_mv.row = mvrow;
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x->block[ 16 + i].bmi.mv.as_mv.col = mvcol;
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if (fullpixel)
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{
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x->block[ 16 + i].bmi.mv.as_mv.row = mvrow & 0xfffffff8;
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x->block[ 16 + i].bmi.mv.as_mv.col = mvcol & 0xfffffff8;
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}
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}
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}
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}
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// The following functions are wriiten for skip_recon_mb() to call. Since there is no recon in this
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// situation, we can write the result directly to dst buffer instead of writing it to predictor
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// buffer and then copying it to dst buffer.
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static void vp8_build_inter_predictors_b_s(BLOCKD *d, unsigned char *dst_ptr, vp8_subpix_fn_t sppf)
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{
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int r;
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|
unsigned char *ptr_base;
|
|
unsigned char *ptr;
|
|
//unsigned char *pred_ptr = d->predictor;
|
|
int dst_stride = d->dst_stride;
|
|
int pre_stride = d->pre_stride;
|
|
|
|
ptr_base = *(d->base_pre);
|
|
|
|
if (d->bmi.mv.as_mv.row & 7 || d->bmi.mv.as_mv.col & 7)
|
|
{
|
|
ptr = ptr_base + d->pre + (d->bmi.mv.as_mv.row >> 3) * d->pre_stride + (d->bmi.mv.as_mv.col >> 3);
|
|
sppf(ptr, pre_stride, d->bmi.mv.as_mv.col & 7, d->bmi.mv.as_mv.row & 7, dst_ptr, dst_stride);
|
|
}
|
|
else
|
|
{
|
|
ptr_base += d->pre + (d->bmi.mv.as_mv.row >> 3) * d->pre_stride + (d->bmi.mv.as_mv.col >> 3);
|
|
ptr = ptr_base;
|
|
|
|
for (r = 0; r < 4; r++)
|
|
{
|
|
#ifdef MUST_BE_ALIGNED
|
|
dst_ptr[0] = ptr[0];
|
|
dst_ptr[1] = ptr[1];
|
|
dst_ptr[2] = ptr[2];
|
|
dst_ptr[3] = ptr[3];
|
|
#else
|
|
*(int *)dst_ptr = *(int *)ptr ;
|
|
#endif
|
|
dst_ptr += dst_stride;
|
|
ptr += pre_stride;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
|
|
void vp8_build_inter_predictors_mb_s(MACROBLOCKD *x)
|
|
{
|
|
//unsigned char *pred_ptr = x->block[0].predictor;
|
|
//unsigned char *dst_ptr = *(x->block[0].base_dst) + x->block[0].dst;
|
|
unsigned char *pred_ptr = x->predictor;
|
|
unsigned char *dst_ptr = x->dst.y_buffer;
|
|
|
|
if (x->mbmi.mode != SPLITMV)
|
|
{
|
|
int offset;
|
|
unsigned char *ptr_base;
|
|
unsigned char *ptr;
|
|
unsigned char *uptr, *vptr;
|
|
//unsigned char *pred_ptr = x->predictor;
|
|
//unsigned char *upred_ptr = &x->predictor[256];
|
|
//unsigned char *vpred_ptr = &x->predictor[320];
|
|
unsigned char *udst_ptr = x->dst.u_buffer;
|
|
unsigned char *vdst_ptr = x->dst.v_buffer;
|
|
|
|
int mv_row = x->mbmi.mv.as_mv.row;
|
|
int mv_col = x->mbmi.mv.as_mv.col;
|
|
int pre_stride = x->dst.y_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)
|
|
{
|
|
x->subpixel_predict16x16(ptr, pre_stride, mv_col & 7, mv_row & 7, dst_ptr, x->dst.y_stride); //x->block[0].dst_stride);
|
|
}
|
|
else
|
|
{
|
|
RECON_INVOKE(&x->rtcd->recon, copy16x16)(ptr, pre_stride, dst_ptr, x->dst.y_stride); //x->block[0].dst_stride);
|
|
}
|
|
|
|
mv_row = x->block[16].bmi.mv.as_mv.row;
|
|
mv_col = x->block[16].bmi.mv.as_mv.col;
|
|
pre_stride >>= 1;
|
|
offset = (mv_row >> 3) * pre_stride + (mv_col >> 3);
|
|
uptr = x->pre.u_buffer + offset;
|
|
vptr = x->pre.v_buffer + offset;
|
|
|
|
if ((mv_row | mv_col) & 7)
|
|
{
|
|
x->subpixel_predict8x8(uptr, pre_stride, mv_col & 7, mv_row & 7, udst_ptr, x->dst.uv_stride);
|
|
x->subpixel_predict8x8(vptr, pre_stride, mv_col & 7, mv_row & 7, vdst_ptr, x->dst.uv_stride);
|
|
}
|
|
else
|
|
{
|
|
RECON_INVOKE(&x->rtcd->recon, copy8x8)(uptr, pre_stride, udst_ptr, x->dst.uv_stride);
|
|
RECON_INVOKE(&x->rtcd->recon, copy8x8)(vptr, pre_stride, vdst_ptr, x->dst.uv_stride);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
//note: this whole ELSE part is not executed at all. So, no way to test the correctness of my modification. Later,
|
|
//if sth is wrong, go back to what it is in build_inter_predictors_mb.
|
|
int i;
|
|
|
|
if (x->mbmi.partitioning < 3)
|
|
{
|
|
for (i = 0; i < 4; i++)
|
|
{
|
|
BLOCKD *d = &x->block[bbb[i]];
|
|
//vp8_build_inter_predictors4b(x, d, 16);
|
|
|
|
{
|
|
unsigned char *ptr_base;
|
|
unsigned char *ptr;
|
|
unsigned char *pred_ptr = d->predictor;
|
|
|
|
ptr_base = *(d->base_pre);
|
|
ptr = ptr_base + d->pre + (d->bmi.mv.as_mv.row >> 3) * d->pre_stride + (d->bmi.mv.as_mv.col >> 3);
|
|
|
|
if (d->bmi.mv.as_mv.row & 7 || d->bmi.mv.as_mv.col & 7)
|
|
{
|
|
x->subpixel_predict8x8(ptr, d->pre_stride, d->bmi.mv.as_mv.col & 7, d->bmi.mv.as_mv.row & 7, dst_ptr, x->dst.y_stride); //x->block[0].dst_stride);
|
|
}
|
|
else
|
|
{
|
|
RECON_INVOKE(&x->rtcd->recon, copy8x8)(ptr, d->pre_stride, dst_ptr, x->dst.y_stride); //x->block[0].dst_stride);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
for (i = 0; i < 16; i += 2)
|
|
{
|
|
BLOCKD *d0 = &x->block[i];
|
|
BLOCKD *d1 = &x->block[i+1];
|
|
|
|
if (d0->bmi.mv.as_int == d1->bmi.mv.as_int)
|
|
{
|
|
//vp8_build_inter_predictors2b(x, d0, 16);
|
|
unsigned char *ptr_base;
|
|
unsigned char *ptr;
|
|
unsigned char *pred_ptr = d0->predictor;
|
|
|
|
ptr_base = *(d0->base_pre);
|
|
ptr = ptr_base + d0->pre + (d0->bmi.mv.as_mv.row >> 3) * d0->pre_stride + (d0->bmi.mv.as_mv.col >> 3);
|
|
|
|
if (d0->bmi.mv.as_mv.row & 7 || d0->bmi.mv.as_mv.col & 7)
|
|
{
|
|
x->subpixel_predict8x4(ptr, d0->pre_stride, d0->bmi.mv.as_mv.col & 7, d0->bmi.mv.as_mv.row & 7, dst_ptr, x->dst.y_stride);
|
|
}
|
|
else
|
|
{
|
|
RECON_INVOKE(&x->rtcd->recon, copy8x4)(ptr, d0->pre_stride, dst_ptr, x->dst.y_stride);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
vp8_build_inter_predictors_b_s(d0, dst_ptr, x->subpixel_predict);
|
|
vp8_build_inter_predictors_b_s(d1, dst_ptr, x->subpixel_predict);
|
|
}
|
|
}
|
|
}
|
|
|
|
for (i = 16; i < 24; i += 2)
|
|
{
|
|
BLOCKD *d0 = &x->block[i];
|
|
BLOCKD *d1 = &x->block[i+1];
|
|
|
|
if (d0->bmi.mv.as_int == d1->bmi.mv.as_int)
|
|
{
|
|
//vp8_build_inter_predictors2b(x, d0, 8);
|
|
unsigned char *ptr_base;
|
|
unsigned char *ptr;
|
|
unsigned char *pred_ptr = d0->predictor;
|
|
|
|
ptr_base = *(d0->base_pre);
|
|
ptr = ptr_base + d0->pre + (d0->bmi.mv.as_mv.row >> 3) * d0->pre_stride + (d0->bmi.mv.as_mv.col >> 3);
|
|
|
|
if (d0->bmi.mv.as_mv.row & 7 || d0->bmi.mv.as_mv.col & 7)
|
|
{
|
|
x->subpixel_predict8x4(ptr, d0->pre_stride, d0->bmi.mv.as_mv.col & 7, d0->bmi.mv.as_mv.row & 7, dst_ptr, x->dst.y_stride);
|
|
}
|
|
else
|
|
{
|
|
RECON_INVOKE(&x->rtcd->recon, copy8x4)(ptr, d0->pre_stride, dst_ptr, x->dst.y_stride);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
vp8_build_inter_predictors_b_s(d0, dst_ptr, x->subpixel_predict);
|
|
vp8_build_inter_predictors_b_s(d1, dst_ptr, x->subpixel_predict);
|
|
}
|
|
}
|
|
}
|
|
}
|