1568 lines
53 KiB
C
1568 lines
53 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 "encodemb.h"
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#include "encodemv.h"
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#include "common.h"
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#include "onyx_int.h"
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#include "extend.h"
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#include "entropymode.h"
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#include "quant_common.h"
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#include "segmentation.h"
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#include "setupintrarecon.h"
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#include "encodeintra.h"
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#include "reconinter.h"
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#include "rdopt.h"
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#include "pickinter.h"
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#include "findnearmv.h"
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#include "reconintra.h"
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#include <stdio.h>
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#include <limits.h>
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#include "subpixel.h"
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#include "vpx_ports/vpx_timer.h"
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#if CONFIG_RUNTIME_CPU_DETECT
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#define RTCD(x) &cpi->common.rtcd.x
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#define IF_RTCD(x) (x)
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#else
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#define RTCD(x) NULL
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#define IF_RTCD(x) NULL
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#endif
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#if CONFIG_SEGMENTATION
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#define SEEK_SEGID 12
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#define SEEK_SAMEID 4
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#define SEEK_DIFFID 7
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#endif
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extern void vp8_stuff_mb(VP8_COMP *cpi, MACROBLOCKD *x, TOKENEXTRA **t) ;
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extern void vp8cx_initialize_me_consts(VP8_COMP *cpi, int QIndex);
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extern void vp8_auto_select_speed(VP8_COMP *cpi);
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extern void vp8cx_init_mbrthread_data(VP8_COMP *cpi,
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MACROBLOCK *x,
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MB_ROW_COMP *mbr_ei,
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int mb_row,
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int count);
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void vp8_build_block_offsets(MACROBLOCK *x);
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void vp8_setup_block_ptrs(MACROBLOCK *x);
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int vp8cx_encode_inter_macroblock(VP8_COMP *cpi, MACROBLOCK *x, TOKENEXTRA **t, int recon_yoffset, int recon_uvoffset);
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int vp8cx_encode_intra_macro_block(VP8_COMP *cpi, MACROBLOCK *x, TOKENEXTRA **t);
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#ifdef MODE_STATS
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unsigned int inter_y_modes[10] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
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unsigned int inter_uv_modes[4] = {0, 0, 0, 0};
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unsigned int inter_b_modes[15] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
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unsigned int y_modes[5] = {0, 0, 0, 0, 0};
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unsigned int uv_modes[4] = {0, 0, 0, 0};
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unsigned int b_modes[14] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
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#endif
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static const int qrounding_factors[129] =
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{
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48, 48, 48, 48, 48, 48, 48, 48,
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48, 48, 48, 48, 48, 48, 48, 48,
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48, 48, 48, 48, 48, 48, 48, 48,
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48, 48, 48, 48, 48, 48, 48, 48,
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48, 48, 48, 48, 48, 48, 48, 48,
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48, 48, 48, 48, 48, 48, 48, 48,
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48, 48, 48, 48, 48, 48, 48, 48,
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48, 48, 48, 48, 48, 48, 48, 48,
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48, 48, 48, 48, 48, 48, 48, 48,
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48, 48, 48, 48, 48, 48, 48, 48,
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48, 48, 48, 48, 48, 48, 48, 48,
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48, 48, 48, 48, 48, 48, 48, 48,
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48, 48, 48, 48, 48, 48, 48, 48,
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48, 48, 48, 48, 48, 48, 48, 48,
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48, 48, 48, 48, 48, 48, 48, 48,
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48, 48, 48, 48, 48, 48, 48, 48,
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48
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};
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static const int qzbin_factors[129] =
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{
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84, 84, 84, 84, 84, 84, 84, 84,
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84, 84, 84, 84, 84, 84, 84, 84,
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84, 84, 84, 84, 84, 84, 84, 84,
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84, 84, 84, 84, 84, 84, 84, 84,
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84, 84, 84, 84, 84, 84, 84, 84,
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84, 84, 84, 84, 84, 84, 84, 84,
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80, 80, 80, 80, 80, 80, 80, 80,
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80, 80, 80, 80, 80, 80, 80, 80,
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80, 80, 80, 80, 80, 80, 80, 80,
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80, 80, 80, 80, 80, 80, 80, 80,
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80, 80, 80, 80, 80, 80, 80, 80,
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80, 80, 80, 80, 80, 80, 80, 80,
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80, 80, 80, 80, 80, 80, 80, 80,
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80, 80, 80, 80, 80, 80, 80, 80,
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80, 80, 80, 80, 80, 80, 80, 80,
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80, 80, 80, 80, 80, 80, 80, 80,
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80
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};
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static const int qrounding_factors_y2[129] =
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{
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48, 48, 48, 48, 48, 48, 48, 48,
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48, 48, 48, 48, 48, 48, 48, 48,
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48, 48, 48, 48, 48, 48, 48, 48,
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48, 48, 48, 48, 48, 48, 48, 48,
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48, 48, 48, 48, 48, 48, 48, 48,
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48, 48, 48, 48, 48, 48, 48, 48,
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48, 48, 48, 48, 48, 48, 48, 48,
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48, 48, 48, 48, 48, 48, 48, 48,
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48, 48, 48, 48, 48, 48, 48, 48,
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48, 48, 48, 48, 48, 48, 48, 48,
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48, 48, 48, 48, 48, 48, 48, 48,
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48, 48, 48, 48, 48, 48, 48, 48,
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48, 48, 48, 48, 48, 48, 48, 48,
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48, 48, 48, 48, 48, 48, 48, 48,
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48, 48, 48, 48, 48, 48, 48, 48,
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48, 48, 48, 48, 48, 48, 48, 48,
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48
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};
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static const int qzbin_factors_y2[129] =
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{
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84, 84, 84, 84, 84, 84, 84, 84,
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84, 84, 84, 84, 84, 84, 84, 84,
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84, 84, 84, 84, 84, 84, 84, 84,
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84, 84, 84, 84, 84, 84, 84, 84,
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84, 84, 84, 84, 84, 84, 84, 84,
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84, 84, 84, 84, 84, 84, 84, 84,
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80, 80, 80, 80, 80, 80, 80, 80,
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80, 80, 80, 80, 80, 80, 80, 80,
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80, 80, 80, 80, 80, 80, 80, 80,
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80, 80, 80, 80, 80, 80, 80, 80,
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80, 80, 80, 80, 80, 80, 80, 80,
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80, 80, 80, 80, 80, 80, 80, 80,
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80, 80, 80, 80, 80, 80, 80, 80,
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80, 80, 80, 80, 80, 80, 80, 80,
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80, 80, 80, 80, 80, 80, 80, 80,
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80, 80, 80, 80, 80, 80, 80, 80,
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80
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};
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#define EXACT_QUANT
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#ifdef EXACT_QUANT
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static void vp8cx_invert_quant(int improved_quant, short *quant,
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short *shift, short d)
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{
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if(improved_quant)
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{
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unsigned t;
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int l;
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t = d;
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for(l = 0; t > 1; l++)
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t>>=1;
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t = 1 + (1<<(16+l))/d;
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*quant = (short)(t - (1<<16));
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*shift = l;
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}
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else
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{
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*quant = (1 << 16) / d;
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*shift = 0;
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}
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}
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void vp8cx_init_quantizer(VP8_COMP *cpi)
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{
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int i;
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int quant_val;
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int Q;
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int zbin_boost[16] = {0, 0, 8, 10, 12, 14, 16, 20, 24, 28, 32, 36, 40, 44, 44, 44};
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for (Q = 0; Q < QINDEX_RANGE; Q++)
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{
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// dc values
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quant_val = vp8_dc_quant(Q, cpi->common.y1dc_delta_q);
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cpi->Y1quant_fast[Q][0] = (1 << 16) / quant_val;
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vp8cx_invert_quant(cpi->sf.improved_quant, cpi->Y1quant[Q] + 0,
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cpi->Y1quant_shift[Q] + 0, quant_val);
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cpi->Y1zbin[Q][0] = ((qzbin_factors[Q] * quant_val) + 64) >> 7;
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cpi->Y1round[Q][0] = (qrounding_factors[Q] * quant_val) >> 7;
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cpi->common.Y1dequant[Q][0] = quant_val;
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cpi->zrun_zbin_boost_y1[Q][0] = (quant_val * zbin_boost[0]) >> 7;
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quant_val = vp8_dc2quant(Q, cpi->common.y2dc_delta_q);
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cpi->Y2quant_fast[Q][0] = (1 << 16) / quant_val;
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vp8cx_invert_quant(cpi->sf.improved_quant, cpi->Y2quant[Q] + 0,
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cpi->Y2quant_shift[Q] + 0, quant_val);
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cpi->Y2zbin[Q][0] = ((qzbin_factors_y2[Q] * quant_val) + 64) >> 7;
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cpi->Y2round[Q][0] = (qrounding_factors_y2[Q] * quant_val) >> 7;
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cpi->common.Y2dequant[Q][0] = quant_val;
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cpi->zrun_zbin_boost_y2[Q][0] = (quant_val * zbin_boost[0]) >> 7;
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quant_val = vp8_dc_uv_quant(Q, cpi->common.uvdc_delta_q);
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cpi->UVquant_fast[Q][0] = (1 << 16) / quant_val;
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vp8cx_invert_quant(cpi->sf.improved_quant, cpi->UVquant[Q] + 0,
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cpi->UVquant_shift[Q] + 0, quant_val);
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cpi->UVzbin[Q][0] = ((qzbin_factors[Q] * quant_val) + 64) >> 7;;
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cpi->UVround[Q][0] = (qrounding_factors[Q] * quant_val) >> 7;
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cpi->common.UVdequant[Q][0] = quant_val;
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cpi->zrun_zbin_boost_uv[Q][0] = (quant_val * zbin_boost[0]) >> 7;
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// all the ac values = ;
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for (i = 1; i < 16; i++)
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{
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int rc = vp8_default_zig_zag1d[i];
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quant_val = vp8_ac_yquant(Q);
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cpi->Y1quant_fast[Q][rc] = (1 << 16) / quant_val;
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vp8cx_invert_quant(cpi->sf.improved_quant, cpi->Y1quant[Q] + rc,
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cpi->Y1quant_shift[Q] + rc, quant_val);
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cpi->Y1zbin[Q][rc] = ((qzbin_factors[Q] * quant_val) + 64) >> 7;
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cpi->Y1round[Q][rc] = (qrounding_factors[Q] * quant_val) >> 7;
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cpi->common.Y1dequant[Q][rc] = quant_val;
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cpi->zrun_zbin_boost_y1[Q][i] = (quant_val * zbin_boost[i]) >> 7;
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quant_val = vp8_ac2quant(Q, cpi->common.y2ac_delta_q);
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cpi->Y2quant_fast[Q][rc] = (1 << 16) / quant_val;
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vp8cx_invert_quant(cpi->sf.improved_quant, cpi->Y2quant[Q] + rc,
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cpi->Y2quant_shift[Q] + rc, quant_val);
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cpi->Y2zbin[Q][rc] = ((qzbin_factors_y2[Q] * quant_val) + 64) >> 7;
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cpi->Y2round[Q][rc] = (qrounding_factors_y2[Q] * quant_val) >> 7;
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cpi->common.Y2dequant[Q][rc] = quant_val;
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cpi->zrun_zbin_boost_y2[Q][i] = (quant_val * zbin_boost[i]) >> 7;
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quant_val = vp8_ac_uv_quant(Q, cpi->common.uvac_delta_q);
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cpi->UVquant_fast[Q][rc] = (1 << 16) / quant_val;
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vp8cx_invert_quant(cpi->sf.improved_quant, cpi->UVquant[Q] + rc,
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cpi->UVquant_shift[Q] + rc, quant_val);
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cpi->UVzbin[Q][rc] = ((qzbin_factors[Q] * quant_val) + 64) >> 7;
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cpi->UVround[Q][rc] = (qrounding_factors[Q] * quant_val) >> 7;
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cpi->common.UVdequant[Q][rc] = quant_val;
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cpi->zrun_zbin_boost_uv[Q][i] = (quant_val * zbin_boost[i]) >> 7;
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}
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}
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}
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#else
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void vp8cx_init_quantizer(VP8_COMP *cpi)
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{
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int i;
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int quant_val;
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int Q;
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int zbin_boost[16] = {0, 0, 8, 10, 12, 14, 16, 20, 24, 28, 32, 36, 40, 44, 44, 44};
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for (Q = 0; Q < QINDEX_RANGE; Q++)
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{
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// dc values
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quant_val = vp8_dc_quant(Q, cpi->common.y1dc_delta_q);
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cpi->Y1quant[Q][0] = (1 << 16) / quant_val;
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cpi->Y1zbin[Q][0] = ((qzbin_factors[Q] * quant_val) + 64) >> 7;
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cpi->Y1round[Q][0] = (qrounding_factors[Q] * quant_val) >> 7;
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cpi->common.Y1dequant[Q][0] = quant_val;
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cpi->zrun_zbin_boost_y1[Q][0] = (quant_val * zbin_boost[0]) >> 7;
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quant_val = vp8_dc2quant(Q, cpi->common.y2dc_delta_q);
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cpi->Y2quant[Q][0] = (1 << 16) / quant_val;
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cpi->Y2zbin[Q][0] = ((qzbin_factors_y2[Q] * quant_val) + 64) >> 7;
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cpi->Y2round[Q][0] = (qrounding_factors_y2[Q] * quant_val) >> 7;
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cpi->common.Y2dequant[Q][0] = quant_val;
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cpi->zrun_zbin_boost_y2[Q][0] = (quant_val * zbin_boost[0]) >> 7;
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quant_val = vp8_dc_uv_quant(Q, cpi->common.uvdc_delta_q);
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cpi->UVquant[Q][0] = (1 << 16) / quant_val;
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cpi->UVzbin[Q][0] = ((qzbin_factors[Q] * quant_val) + 64) >> 7;;
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cpi->UVround[Q][0] = (qrounding_factors[Q] * quant_val) >> 7;
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cpi->common.UVdequant[Q][0] = quant_val;
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cpi->zrun_zbin_boost_uv[Q][0] = (quant_val * zbin_boost[0]) >> 7;
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// all the ac values = ;
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for (i = 1; i < 16; i++)
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{
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int rc = vp8_default_zig_zag1d[i];
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quant_val = vp8_ac_yquant(Q);
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cpi->Y1quant[Q][rc] = (1 << 16) / quant_val;
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cpi->Y1zbin[Q][rc] = ((qzbin_factors[Q] * quant_val) + 64) >> 7;
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cpi->Y1round[Q][rc] = (qrounding_factors[Q] * quant_val) >> 7;
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cpi->common.Y1dequant[Q][rc] = quant_val;
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cpi->zrun_zbin_boost_y1[Q][i] = (quant_val * zbin_boost[i]) >> 7;
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quant_val = vp8_ac2quant(Q, cpi->common.y2ac_delta_q);
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cpi->Y2quant[Q][rc] = (1 << 16) / quant_val;
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cpi->Y2zbin[Q][rc] = ((qzbin_factors_y2[Q] * quant_val) + 64) >> 7;
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cpi->Y2round[Q][rc] = (qrounding_factors_y2[Q] * quant_val) >> 7;
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cpi->common.Y2dequant[Q][rc] = quant_val;
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cpi->zrun_zbin_boost_y2[Q][i] = (quant_val * zbin_boost[i]) >> 7;
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quant_val = vp8_ac_uv_quant(Q, cpi->common.uvac_delta_q);
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cpi->UVquant[Q][rc] = (1 << 16) / quant_val;
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cpi->UVzbin[Q][rc] = ((qzbin_factors[Q] * quant_val) + 64) >> 7;
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cpi->UVround[Q][rc] = (qrounding_factors[Q] * quant_val) >> 7;
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cpi->common.UVdequant[Q][rc] = quant_val;
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cpi->zrun_zbin_boost_uv[Q][i] = (quant_val * zbin_boost[i]) >> 7;
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}
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}
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}
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#endif
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void vp8cx_mb_init_quantizer(VP8_COMP *cpi, MACROBLOCK *x)
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{
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int i;
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int QIndex;
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MACROBLOCKD *xd = &x->e_mbd;
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int zbin_extra;
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// Select the baseline MB Q index.
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if (xd->segmentation_enabled)
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{
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// Abs Value
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if (xd->mb_segement_abs_delta == SEGMENT_ABSDATA)
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QIndex = xd->segment_feature_data[MB_LVL_ALT_Q][xd->mode_info_context->mbmi.segment_id];
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// Delta Value
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else
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{
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QIndex = cpi->common.base_qindex + xd->segment_feature_data[MB_LVL_ALT_Q][xd->mode_info_context->mbmi.segment_id];
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QIndex = (QIndex >= 0) ? ((QIndex <= MAXQ) ? QIndex : MAXQ) : 0; // Clamp to valid range
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}
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}
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else
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QIndex = cpi->common.base_qindex;
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// Y
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zbin_extra = (cpi->common.Y1dequant[QIndex][1] * (cpi->zbin_over_quant + cpi->zbin_mode_boost)) >> 7;
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for (i = 0; i < 16; i++)
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{
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x->block[i].quant = cpi->Y1quant[QIndex];
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x->block[i].quant_fast = cpi->Y1quant_fast[QIndex];
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x->block[i].quant_shift = cpi->Y1quant_shift[QIndex];
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x->block[i].zbin = cpi->Y1zbin[QIndex];
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x->block[i].round = cpi->Y1round[QIndex];
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x->e_mbd.block[i].dequant = cpi->common.Y1dequant[QIndex];
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x->block[i].zrun_zbin_boost = cpi->zrun_zbin_boost_y1[QIndex];
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x->block[i].zbin_extra = (short)zbin_extra;
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}
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// UV
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zbin_extra = (cpi->common.UVdequant[QIndex][1] * (cpi->zbin_over_quant + cpi->zbin_mode_boost)) >> 7;
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for (i = 16; i < 24; i++)
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{
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x->block[i].quant = cpi->UVquant[QIndex];
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x->block[i].quant_fast = cpi->UVquant_fast[QIndex];
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x->block[i].quant_shift = cpi->UVquant_shift[QIndex];
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x->block[i].zbin = cpi->UVzbin[QIndex];
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x->block[i].round = cpi->UVround[QIndex];
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x->e_mbd.block[i].dequant = cpi->common.UVdequant[QIndex];
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x->block[i].zrun_zbin_boost = cpi->zrun_zbin_boost_uv[QIndex];
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x->block[i].zbin_extra = (short)zbin_extra;
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}
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// Y2
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zbin_extra = (cpi->common.Y2dequant[QIndex][1] * ((cpi->zbin_over_quant / 2) + cpi->zbin_mode_boost)) >> 7;
|
|
x->block[24].quant_fast = cpi->Y2quant_fast[QIndex];
|
|
x->block[24].quant = cpi->Y2quant[QIndex];
|
|
x->block[24].quant_shift = cpi->Y2quant_shift[QIndex];
|
|
x->block[24].zbin = cpi->Y2zbin[QIndex];
|
|
x->block[24].round = cpi->Y2round[QIndex];
|
|
x->e_mbd.block[24].dequant = cpi->common.Y2dequant[QIndex];
|
|
x->block[24].zrun_zbin_boost = cpi->zrun_zbin_boost_y2[QIndex];
|
|
x->block[24].zbin_extra = (short)zbin_extra;
|
|
}
|
|
|
|
void vp8cx_frame_init_quantizer(VP8_COMP *cpi)
|
|
{
|
|
// Clear Zbin mode boost for default case
|
|
cpi->zbin_mode_boost = 0;
|
|
|
|
// vp8cx_init_quantizer() is first called in vp8_create_compressor(). A check is added here so that vp8cx_init_quantizer() is only called
|
|
// when these values are not all zero.
|
|
if (cpi->common.y1dc_delta_q | cpi->common.y2dc_delta_q | cpi->common.uvdc_delta_q | cpi->common.y2ac_delta_q | cpi->common.uvac_delta_q)
|
|
{
|
|
vp8cx_init_quantizer(cpi);
|
|
}
|
|
|
|
// MB level quantizer setup
|
|
vp8cx_mb_init_quantizer(cpi, &cpi->mb);
|
|
}
|
|
|
|
|
|
/* activity_avg must be positive, or flat regions could get a zero weight
|
|
* (infinite lambda), which confounds analysis.
|
|
* This also avoids the need for divide by zero checks in
|
|
* vp8_activity_masking().
|
|
*/
|
|
#define VP8_ACTIVITY_AVG_MIN (64)
|
|
|
|
/* This is used as a reference when computing the source variance for the
|
|
* purposes of activity masking.
|
|
* Eventually this should be replaced by custom no-reference routines,
|
|
* which will be faster.
|
|
*/
|
|
static const unsigned char VP8_VAR_OFFS[16]=
|
|
{
|
|
128,128,128,128,128,128,128,128,128,128,128,128,128,128,128,128
|
|
};
|
|
|
|
unsigned int vp8_activity_masking(VP8_COMP *cpi, MACROBLOCK *x)
|
|
{
|
|
unsigned int act;
|
|
unsigned int sse;
|
|
int sum;
|
|
unsigned int a;
|
|
unsigned int b;
|
|
unsigned int d;
|
|
/* TODO: This could also be done over smaller areas (8x8), but that would
|
|
* require extensive changes elsewhere, as lambda is assumed to be fixed
|
|
* over an entire MB in most of the code.
|
|
* Another option is to compute four 8x8 variances, and pick a single
|
|
* lambda using a non-linear combination (e.g., the smallest, or second
|
|
* smallest, etc.).
|
|
*/
|
|
VARIANCE_INVOKE(&cpi->rtcd.variance, get16x16var)(x->src.y_buffer,
|
|
x->src.y_stride, VP8_VAR_OFFS, 0, &sse, &sum);
|
|
/* This requires a full 32 bits of precision. */
|
|
act = (sse<<8) - sum*sum;
|
|
/* Drop 4 to give us some headroom to work with. */
|
|
act = (act + 8) >> 4;
|
|
/* If the region is flat, lower the activity some more. */
|
|
if (act < 8<<12)
|
|
act = act < 5<<12 ? act : 5<<12;
|
|
/* TODO: For non-flat regions, edge regions should receive less masking
|
|
* than textured regions, but identifying edge regions quickly and
|
|
* reliably enough is still a subject of experimentation.
|
|
* This will be most noticable near edges with a complex shape (e.g.,
|
|
* text), but the 4x4 transform size should make this less of a problem
|
|
* than it would be for an 8x8 transform.
|
|
*/
|
|
/* Apply the masking to the RD multiplier. */
|
|
a = act + 4*cpi->activity_avg;
|
|
b = 4*act + cpi->activity_avg;
|
|
x->rdmult = (unsigned int)(((INT64)x->rdmult*b + (a>>1))/a);
|
|
return act;
|
|
}
|
|
|
|
|
|
|
|
static
|
|
void encode_mb_row(VP8_COMP *cpi,
|
|
VP8_COMMON *cm,
|
|
int mb_row,
|
|
MACROBLOCK *x,
|
|
MACROBLOCKD *xd,
|
|
TOKENEXTRA **tp,
|
|
int *segment_counts,
|
|
int *totalrate)
|
|
{
|
|
INT64 activity_sum = 0;
|
|
int i;
|
|
int recon_yoffset, recon_uvoffset;
|
|
int mb_col;
|
|
int ref_fb_idx = cm->lst_fb_idx;
|
|
int dst_fb_idx = cm->new_fb_idx;
|
|
int recon_y_stride = cm->yv12_fb[ref_fb_idx].y_stride;
|
|
int recon_uv_stride = cm->yv12_fb[ref_fb_idx].uv_stride;
|
|
int seg_map_index = (mb_row * cpi->common.mb_cols);
|
|
#if CONFIG_SEGMENTATION
|
|
int left_id, above_id;
|
|
int sum;
|
|
#endif
|
|
// reset above block coeffs
|
|
xd->above_context = cm->above_context;
|
|
|
|
xd->up_available = (mb_row != 0);
|
|
recon_yoffset = (mb_row * recon_y_stride * 16);
|
|
recon_uvoffset = (mb_row * recon_uv_stride * 8);
|
|
|
|
cpi->tplist[mb_row].start = *tp;
|
|
//printf("Main mb_row = %d\n", mb_row);
|
|
|
|
// Distance of Mb to the top & bottom edges, specified in 1/8th pel
|
|
// units as they are always compared to values that are in 1/8th pel units
|
|
xd->mb_to_top_edge = -((mb_row * 16) << 3);
|
|
xd->mb_to_bottom_edge = ((cm->mb_rows - 1 - mb_row) * 16) << 3;
|
|
|
|
// Set up limit values for vertical motion vector components
|
|
// to prevent them extending beyond the UMV borders
|
|
x->mv_row_min = -((mb_row * 16) + (VP8BORDERINPIXELS - 16));
|
|
x->mv_row_max = ((cm->mb_rows - 1 - mb_row) * 16)
|
|
+ (VP8BORDERINPIXELS - 16);
|
|
|
|
// for each macroblock col in image
|
|
for (mb_col = 0; mb_col < cm->mb_cols; mb_col++)
|
|
{
|
|
// Distance of Mb to the left & right edges, specified in
|
|
// 1/8th pel units as they are always compared to values
|
|
// that are in 1/8th pel units
|
|
xd->mb_to_left_edge = -((mb_col * 16) << 3);
|
|
xd->mb_to_right_edge = ((cm->mb_cols - 1 - mb_col) * 16) << 3;
|
|
|
|
// Set up limit values for horizontal motion vector components
|
|
// to prevent them extending beyond the UMV borders
|
|
x->mv_col_min = -((mb_col * 16) + (VP8BORDERINPIXELS - 16));
|
|
x->mv_col_max = ((cm->mb_cols - 1 - mb_col) * 16)
|
|
+ (VP8BORDERINPIXELS - 16);
|
|
|
|
xd->dst.y_buffer = cm->yv12_fb[dst_fb_idx].y_buffer + recon_yoffset;
|
|
xd->dst.u_buffer = cm->yv12_fb[dst_fb_idx].u_buffer + recon_uvoffset;
|
|
xd->dst.v_buffer = cm->yv12_fb[dst_fb_idx].v_buffer + recon_uvoffset;
|
|
xd->left_available = (mb_col != 0);
|
|
|
|
x->rddiv = cpi->RDDIV;
|
|
x->rdmult = cpi->RDMULT;
|
|
|
|
if(cpi->oxcf.tuning == VP8_TUNE_SSIM)
|
|
activity_sum += vp8_activity_masking(cpi, x);
|
|
|
|
// Is segmentation enabled
|
|
// MB level adjutment to quantizer
|
|
if (xd->segmentation_enabled)
|
|
{
|
|
// Code to set segment id in xd->mbmi.segment_id for current MB (with range checking)
|
|
if (cpi->segmentation_map[seg_map_index+mb_col] <= 3)
|
|
xd->mode_info_context->mbmi.segment_id = cpi->segmentation_map[seg_map_index+mb_col];
|
|
else
|
|
xd->mode_info_context->mbmi.segment_id = 0;
|
|
|
|
vp8cx_mb_init_quantizer(cpi, x);
|
|
|
|
}
|
|
else
|
|
xd->mode_info_context->mbmi.segment_id = 0; // Set to Segment 0 by default
|
|
|
|
x->active_ptr = cpi->active_map + seg_map_index + mb_col;
|
|
|
|
if (cm->frame_type == KEY_FRAME)
|
|
{
|
|
*totalrate += vp8cx_encode_intra_macro_block(cpi, x, tp);
|
|
#ifdef MODE_STATS
|
|
y_modes[xd->mbmi.mode] ++;
|
|
#endif
|
|
}
|
|
else
|
|
{
|
|
*totalrate += vp8cx_encode_inter_macroblock(cpi, x, tp, recon_yoffset, recon_uvoffset);
|
|
|
|
#ifdef MODE_STATS
|
|
inter_y_modes[xd->mbmi.mode] ++;
|
|
|
|
if (xd->mbmi.mode == SPLITMV)
|
|
{
|
|
int b;
|
|
|
|
for (b = 0; b < xd->mbmi.partition_count; b++)
|
|
{
|
|
inter_b_modes[x->partition->bmi[b].mode] ++;
|
|
}
|
|
}
|
|
|
|
#endif
|
|
|
|
// Count of last ref frame 0,0 useage
|
|
if ((xd->mode_info_context->mbmi.mode == ZEROMV) && (xd->mode_info_context->mbmi.ref_frame == LAST_FRAME))
|
|
cpi->inter_zz_count ++;
|
|
|
|
// Special case code for cyclic refresh
|
|
// If cyclic update enabled then copy xd->mbmi.segment_id; (which may have been updated based on mode
|
|
// during vp8cx_encode_inter_macroblock()) back into the global sgmentation map
|
|
if (cpi->cyclic_refresh_mode_enabled && xd->segmentation_enabled)
|
|
{
|
|
cpi->segmentation_map[seg_map_index+mb_col] = xd->mode_info_context->mbmi.segment_id;
|
|
|
|
// If the block has been refreshed mark it as clean (the magnitude of the -ve influences how long it will be before we consider another refresh):
|
|
// Else if it was coded (last frame 0,0) and has not already been refreshed then mark it as a candidate for cleanup next time (marked 0)
|
|
// else mark it as dirty (1).
|
|
if (xd->mode_info_context->mbmi.segment_id)
|
|
cpi->cyclic_refresh_map[seg_map_index+mb_col] = -1;
|
|
else if ((xd->mode_info_context->mbmi.mode == ZEROMV) && (xd->mode_info_context->mbmi.ref_frame == LAST_FRAME))
|
|
{
|
|
if (cpi->cyclic_refresh_map[seg_map_index+mb_col] == 1)
|
|
cpi->cyclic_refresh_map[seg_map_index+mb_col] = 0;
|
|
}
|
|
else
|
|
cpi->cyclic_refresh_map[seg_map_index+mb_col] = 1;
|
|
|
|
}
|
|
}
|
|
|
|
cpi->tplist[mb_row].stop = *tp;
|
|
|
|
x->gf_active_ptr++; // Increment pointer into gf useage flags structure for next mb
|
|
|
|
if ((xd->mode_info_context->mbmi.mode == ZEROMV) && (xd->mode_info_context->mbmi.ref_frame == LAST_FRAME))
|
|
xd->mode_info_context->mbmi.segment_id = 0;
|
|
else
|
|
xd->mode_info_context->mbmi.segment_id = 1;
|
|
|
|
for (i = 0; i < 16; i++)
|
|
vpx_memcpy(&xd->mode_info_context->bmi[i], &xd->block[i].bmi, sizeof(xd->block[i].bmi));
|
|
|
|
// adjust to the next column of macroblocks
|
|
x->src.y_buffer += 16;
|
|
x->src.u_buffer += 8;
|
|
x->src.v_buffer += 8;
|
|
|
|
recon_yoffset += 16;
|
|
recon_uvoffset += 8;
|
|
|
|
#if CONFIG_SEGMENTATION
|
|
//cpi->segmentation_map[mb_row * cm->mb_cols + mb_col] = xd->mbmi.segment_id;
|
|
if (cm->frame_type == KEY_FRAME)
|
|
{
|
|
segment_counts[xd->mode_info_context->mbmi.segment_id] ++;
|
|
}
|
|
else
|
|
{
|
|
sum = 0;
|
|
if (mb_col != 0)
|
|
sum += (xd->mode_info_context-1)->mbmi.segment_flag;
|
|
if (mb_row != 0)
|
|
sum += (xd->mode_info_context-cm->mb_cols)->mbmi.segment_flag;
|
|
|
|
if (xd->mode_info_context->mbmi.segment_id == cpi->segmentation_map[(mb_row*cm->mb_cols) + mb_col])
|
|
xd->mode_info_context->mbmi.segment_flag = 0;
|
|
else
|
|
xd->mode_info_context->mbmi.segment_flag = 1;
|
|
|
|
if (xd->mode_info_context->mbmi.segment_flag == 0)
|
|
{
|
|
segment_counts[SEEK_SAMEID + sum]++;
|
|
segment_counts[10]++;
|
|
}
|
|
else
|
|
{
|
|
segment_counts[SEEK_DIFFID + sum]++;
|
|
segment_counts[11]++;
|
|
//calculate individual segment ids
|
|
segment_counts[xd->mode_info_context->mbmi.segment_id] ++;
|
|
}
|
|
}
|
|
segment_counts[SEEK_SEGID + xd->mode_info_context->mbmi.segment_id] ++;
|
|
#else
|
|
segment_counts[xd->mode_info_context->mbmi.segment_id] ++;
|
|
#endif
|
|
// skip to next mb
|
|
xd->mode_info_context++;
|
|
x->partition_info++;
|
|
|
|
xd->above_context++;
|
|
cpi->current_mb_col_main = mb_col;
|
|
}
|
|
|
|
//extend the recon for intra prediction
|
|
vp8_extend_mb_row(
|
|
&cm->yv12_fb[dst_fb_idx],
|
|
xd->dst.y_buffer + 16,
|
|
xd->dst.u_buffer + 8,
|
|
xd->dst.v_buffer + 8);
|
|
|
|
// this is to account for the border
|
|
xd->mode_info_context++;
|
|
x->partition_info++;
|
|
x->activity_sum += activity_sum;
|
|
}
|
|
|
|
void vp8_encode_frame(VP8_COMP *cpi)
|
|
{
|
|
int mb_row;
|
|
MACROBLOCK *const x = & cpi->mb;
|
|
VP8_COMMON *const cm = & cpi->common;
|
|
MACROBLOCKD *const xd = & x->e_mbd;
|
|
|
|
int i;
|
|
TOKENEXTRA *tp = cpi->tok;
|
|
#if CONFIG_SEGMENTATION
|
|
int segment_counts[MAX_MB_SEGMENTS + SEEK_SEGID];
|
|
int prob[3];
|
|
int new_cost, original_cost;
|
|
#else
|
|
int segment_counts[MAX_MB_SEGMENTS];
|
|
#endif
|
|
int totalrate;
|
|
|
|
// Functions setup for all frame types so we can use MC in AltRef
|
|
if (cm->mcomp_filter_type == SIXTAP)
|
|
{
|
|
xd->subpixel_predict = SUBPIX_INVOKE(
|
|
&cpi->common.rtcd.subpix, sixtap4x4);
|
|
xd->subpixel_predict8x4 = SUBPIX_INVOKE(
|
|
&cpi->common.rtcd.subpix, sixtap8x4);
|
|
xd->subpixel_predict8x8 = SUBPIX_INVOKE(
|
|
&cpi->common.rtcd.subpix, sixtap8x8);
|
|
xd->subpixel_predict16x16 = SUBPIX_INVOKE(
|
|
&cpi->common.rtcd.subpix, sixtap16x16);
|
|
}
|
|
else
|
|
{
|
|
xd->subpixel_predict = SUBPIX_INVOKE(
|
|
&cpi->common.rtcd.subpix, bilinear4x4);
|
|
xd->subpixel_predict8x4 = SUBPIX_INVOKE(
|
|
&cpi->common.rtcd.subpix, bilinear8x4);
|
|
xd->subpixel_predict8x8 = SUBPIX_INVOKE(
|
|
&cpi->common.rtcd.subpix, bilinear8x8);
|
|
xd->subpixel_predict16x16 = SUBPIX_INVOKE(
|
|
&cpi->common.rtcd.subpix, bilinear16x16);
|
|
}
|
|
|
|
x->gf_active_ptr = (signed char *)cpi->gf_active_flags; // Point to base of GF active flags data structure
|
|
|
|
x->vector_range = 32;
|
|
|
|
// Count of MBs using the alternate Q if any
|
|
cpi->alt_qcount = 0;
|
|
|
|
// Reset frame count of inter 0,0 motion vector useage.
|
|
cpi->inter_zz_count = 0;
|
|
|
|
vpx_memset(segment_counts, 0, sizeof(segment_counts));
|
|
|
|
cpi->prediction_error = 0;
|
|
cpi->intra_error = 0;
|
|
cpi->skip_true_count = 0;
|
|
cpi->skip_false_count = 0;
|
|
|
|
#if 0
|
|
// Experimental code
|
|
cpi->frame_distortion = 0;
|
|
cpi->last_mb_distortion = 0;
|
|
#endif
|
|
|
|
totalrate = 0;
|
|
|
|
x->partition_info = x->pi;
|
|
|
|
xd->mode_info_context = cm->mi;
|
|
xd->mode_info_stride = cm->mode_info_stride;
|
|
|
|
xd->frame_type = cm->frame_type;
|
|
|
|
xd->frames_since_golden = cm->frames_since_golden;
|
|
xd->frames_till_alt_ref_frame = cm->frames_till_alt_ref_frame;
|
|
vp8_zero(cpi->MVcount);
|
|
// vp8_zero( Contexts)
|
|
vp8_zero(cpi->coef_counts);
|
|
|
|
// reset intra mode contexts
|
|
if (cm->frame_type == KEY_FRAME)
|
|
vp8_init_mbmode_probs(cm);
|
|
|
|
|
|
vp8cx_frame_init_quantizer(cpi);
|
|
|
|
if (cpi->compressor_speed == 2)
|
|
{
|
|
if (cpi->oxcf.cpu_used < 0)
|
|
cpi->Speed = -(cpi->oxcf.cpu_used);
|
|
else
|
|
vp8_auto_select_speed(cpi);
|
|
}
|
|
|
|
vp8_initialize_rd_consts(cpi, vp8_dc_quant(cm->base_qindex, cm->y1dc_delta_q));
|
|
//vp8_initialize_rd_consts( cpi, vp8_dc_quant(cpi->avg_frame_qindex, cm->y1dc_delta_q) );
|
|
vp8cx_initialize_me_consts(cpi, cm->base_qindex);
|
|
//vp8cx_initialize_me_consts( cpi, cpi->avg_frame_qindex);
|
|
|
|
// Copy data over into macro block data sturctures.
|
|
|
|
x->src = * cpi->Source;
|
|
xd->pre = cm->yv12_fb[cm->lst_fb_idx];
|
|
xd->dst = cm->yv12_fb[cm->new_fb_idx];
|
|
|
|
// set up frame new frame for intra coded blocks
|
|
|
|
vp8_setup_intra_recon(&cm->yv12_fb[cm->new_fb_idx]);
|
|
|
|
vp8_build_block_offsets(x);
|
|
|
|
vp8_setup_block_dptrs(&x->e_mbd);
|
|
|
|
vp8_setup_block_ptrs(x);
|
|
|
|
x->activity_sum = 0;
|
|
|
|
xd->mode_info_context->mbmi.mode = DC_PRED;
|
|
xd->mode_info_context->mbmi.uv_mode = DC_PRED;
|
|
|
|
xd->left_context = &cm->left_context;
|
|
|
|
vp8_zero(cpi->count_mb_ref_frame_usage)
|
|
vp8_zero(cpi->ymode_count)
|
|
vp8_zero(cpi->uv_mode_count)
|
|
|
|
x->mvc = cm->fc.mvc;
|
|
|
|
vpx_memset(cm->above_context, 0, sizeof(ENTROPY_CONTEXT_PLANES) * cm->mb_cols);
|
|
|
|
{
|
|
struct vpx_usec_timer emr_timer;
|
|
vpx_usec_timer_start(&emr_timer);
|
|
|
|
if (!cpi->b_multi_threaded)
|
|
{
|
|
// for each macroblock row in image
|
|
for (mb_row = 0; mb_row < cm->mb_rows; mb_row++)
|
|
{
|
|
|
|
vp8_zero(cm->left_context)
|
|
|
|
encode_mb_row(cpi, cm, mb_row, x, xd, &tp, segment_counts, &totalrate);
|
|
|
|
// adjust to the next row of mbs
|
|
x->src.y_buffer += 16 * x->src.y_stride - 16 * cm->mb_cols;
|
|
x->src.u_buffer += 8 * x->src.uv_stride - 8 * cm->mb_cols;
|
|
x->src.v_buffer += 8 * x->src.uv_stride - 8 * cm->mb_cols;
|
|
}
|
|
|
|
cpi->tok_count = tp - cpi->tok;
|
|
|
|
}
|
|
else
|
|
{
|
|
#if CONFIG_MULTITHREAD
|
|
int i;
|
|
|
|
vp8cx_init_mbrthread_data(cpi, x, cpi->mb_row_ei, 1, cpi->encoding_thread_count);
|
|
|
|
for (mb_row = 0; mb_row < cm->mb_rows; mb_row += (cpi->encoding_thread_count + 1))
|
|
{
|
|
cpi->current_mb_col_main = -1;
|
|
|
|
for (i = 0; i < cpi->encoding_thread_count; i++)
|
|
{
|
|
if ((mb_row + i + 1) >= cm->mb_rows)
|
|
break;
|
|
|
|
cpi->mb_row_ei[i].mb_row = mb_row + i + 1;
|
|
cpi->mb_row_ei[i].tp = cpi->tok + (mb_row + i + 1) * (cm->mb_cols * 16 * 24);
|
|
cpi->mb_row_ei[i].current_mb_col = -1;
|
|
//SetEvent(cpi->h_event_mbrencoding[i]);
|
|
sem_post(&cpi->h_event_mbrencoding[i]);
|
|
}
|
|
|
|
vp8_zero(cm->left_context)
|
|
|
|
tp = cpi->tok + mb_row * (cm->mb_cols * 16 * 24);
|
|
|
|
encode_mb_row(cpi, cm, mb_row, x, xd, &tp, segment_counts, &totalrate);
|
|
|
|
// adjust to the next row of mbs
|
|
x->src.y_buffer += 16 * x->src.y_stride * (cpi->encoding_thread_count + 1) - 16 * cm->mb_cols;
|
|
x->src.u_buffer += 8 * x->src.uv_stride * (cpi->encoding_thread_count + 1) - 8 * cm->mb_cols;
|
|
x->src.v_buffer += 8 * x->src.uv_stride * (cpi->encoding_thread_count + 1) - 8 * cm->mb_cols;
|
|
|
|
xd->mode_info_context += xd->mode_info_stride * cpi->encoding_thread_count;
|
|
x->partition_info += xd->mode_info_stride * cpi->encoding_thread_count;
|
|
|
|
if (mb_row < cm->mb_rows - 1)
|
|
//WaitForSingleObject(cpi->h_event_main, INFINITE);
|
|
sem_wait(&cpi->h_event_main);
|
|
}
|
|
|
|
/*
|
|
for( ;mb_row<cm->mb_rows; mb_row ++)
|
|
{
|
|
vp8_zero( cm->left_context)
|
|
|
|
tp = cpi->tok + mb_row * (cm->mb_cols * 16 * 24);
|
|
|
|
encode_mb_row(cpi, cm, mb_row, x, xd, &tp, segment_counts, &totalrate);
|
|
// adjust to the next row of mbs
|
|
x->src.y_buffer += 16 * x->src.y_stride - 16 * cm->mb_cols;
|
|
x->src.u_buffer += 8 * x->src.uv_stride - 8 * cm->mb_cols;
|
|
x->src.v_buffer += 8 * x->src.uv_stride - 8 * cm->mb_cols;
|
|
|
|
}
|
|
*/
|
|
cpi->tok_count = 0;
|
|
|
|
for (mb_row = 0; mb_row < cm->mb_rows; mb_row ++)
|
|
{
|
|
cpi->tok_count += cpi->tplist[mb_row].stop - cpi->tplist[mb_row].start;
|
|
}
|
|
|
|
if (xd->segmentation_enabled)
|
|
{
|
|
|
|
int i, j;
|
|
|
|
if (xd->segmentation_enabled)
|
|
{
|
|
|
|
for (i = 0; i < cpi->encoding_thread_count; i++)
|
|
{
|
|
for (j = 0; j < 4; j++)
|
|
segment_counts[j] += cpi->mb_row_ei[i].segment_counts[j];
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
for (i = 0; i < cpi->encoding_thread_count; i++)
|
|
{
|
|
totalrate += cpi->mb_row_ei[i].totalrate;
|
|
}
|
|
|
|
for (i = 0; i < cpi->encoding_thread_count; i++)
|
|
{
|
|
x->activity_sum += cpi->mb_row_ei[i].mb.activity_sum;
|
|
}
|
|
|
|
#endif
|
|
|
|
}
|
|
|
|
vpx_usec_timer_mark(&emr_timer);
|
|
cpi->time_encode_mb_row += vpx_usec_timer_elapsed(&emr_timer);
|
|
|
|
}
|
|
|
|
// Work out the segment probabilites if segmentation is enabled
|
|
if (xd->segmentation_enabled)
|
|
{
|
|
int tot_count;
|
|
int i,j;
|
|
int count1,count2,count3,count4;
|
|
|
|
// Set to defaults
|
|
vpx_memset(xd->mb_segment_tree_probs, 255 , sizeof(xd->mb_segment_tree_probs));
|
|
#if CONFIG_SEGMENTATION
|
|
|
|
tot_count = segment_counts[12] + segment_counts[13] + segment_counts[14] + segment_counts[15];
|
|
count1 = segment_counts[12] + segment_counts[13];
|
|
count2 = segment_counts[14] + segment_counts[15];
|
|
|
|
if (tot_count)
|
|
prob[0] = (count1 * 255) / tot_count;
|
|
|
|
if (count1 > 0)
|
|
prob[1] = (segment_counts[12] * 255) /count1;
|
|
|
|
if (count2 > 0)
|
|
prob[2] = (segment_counts[14] * 255) /count2;
|
|
|
|
if (cm->frame_type != KEY_FRAME)
|
|
{
|
|
tot_count = segment_counts[4] + segment_counts[7];
|
|
if (tot_count)
|
|
xd->mb_segment_tree_probs[3] = (segment_counts[4] * 255)/tot_count;
|
|
|
|
tot_count = segment_counts[5] + segment_counts[8];
|
|
if (tot_count)
|
|
xd->mb_segment_tree_probs[4] = (segment_counts[5] * 255)/tot_count;
|
|
|
|
tot_count = segment_counts[6] + segment_counts[9];
|
|
if (tot_count)
|
|
xd->mb_segment_tree_probs[5] = (segment_counts[6] * 255)/tot_count;
|
|
}
|
|
|
|
tot_count = segment_counts[0] + segment_counts[1] + segment_counts[2] + segment_counts[3];
|
|
count3 = segment_counts[0] + segment_counts[1];
|
|
count4 = segment_counts[2] + segment_counts[3];
|
|
|
|
if (tot_count)
|
|
xd->mb_segment_tree_probs[0] = (count3 * 255) / tot_count;
|
|
|
|
if (count3 > 0)
|
|
xd->mb_segment_tree_probs[1] = (segment_counts[0] * 255) /count3;
|
|
|
|
if (count4 > 0)
|
|
xd->mb_segment_tree_probs[2] = (segment_counts[2] * 255) /count4;
|
|
|
|
for (i = 0; i < MB_FEATURE_TREE_PROBS+3; i++)
|
|
{
|
|
if (xd->mb_segment_tree_probs[i] == 0)
|
|
xd->mb_segment_tree_probs[i] = 1;
|
|
}
|
|
|
|
original_cost = count1 * vp8_cost_zero(prob[0]) + count2 * vp8_cost_one(prob[0]);
|
|
|
|
if (count1 > 0)
|
|
original_cost += segment_counts[12] * vp8_cost_zero(prob[1]) + segment_counts[13] * vp8_cost_one(prob[1]);
|
|
|
|
if (count2 > 0)
|
|
original_cost += segment_counts[14] * vp8_cost_zero(prob[2]) + segment_counts[15] * vp8_cost_one(prob[2]) ;
|
|
|
|
new_cost = 0;
|
|
|
|
if (cm->frame_type != KEY_FRAME)
|
|
{
|
|
new_cost = segment_counts[4] * vp8_cost_zero(xd->mb_segment_tree_probs[3]) + segment_counts[7] * vp8_cost_one(xd->mb_segment_tree_probs[3]);
|
|
|
|
new_cost += segment_counts[5] * vp8_cost_zero(xd->mb_segment_tree_probs[4]) + segment_counts[8] * vp8_cost_one(xd->mb_segment_tree_probs[4]);
|
|
|
|
new_cost += segment_counts[6] * vp8_cost_zero(xd->mb_segment_tree_probs[5]) + segment_counts[9] * vp8_cost_one (xd->mb_segment_tree_probs[5]);
|
|
}
|
|
|
|
if (tot_count > 0)
|
|
new_cost += count3 * vp8_cost_zero(xd->mb_segment_tree_probs[0]) + count4 * vp8_cost_one(xd->mb_segment_tree_probs[0]);
|
|
|
|
if (count3 > 0)
|
|
new_cost += segment_counts[0] * vp8_cost_zero(xd->mb_segment_tree_probs[1]) + segment_counts[1] * vp8_cost_one(xd->mb_segment_tree_probs[1]);
|
|
|
|
if (count4 > 0)
|
|
new_cost += segment_counts[2] * vp8_cost_zero(xd->mb_segment_tree_probs[2]) + segment_counts[3] * vp8_cost_one(xd->mb_segment_tree_probs[2]) ;
|
|
|
|
if (new_cost < original_cost)
|
|
xd->temporal_update = 1;
|
|
else
|
|
{
|
|
xd->temporal_update = 0;
|
|
xd->mb_segment_tree_probs[0] = prob[0];
|
|
xd->mb_segment_tree_probs[1] = prob[1];
|
|
xd->mb_segment_tree_probs[2] = prob[2];
|
|
}
|
|
#else
|
|
tot_count = segment_counts[0] + segment_counts[1] + segment_counts[2] + segment_counts[3];
|
|
count1 = segment_counts[0] + segment_counts[1];
|
|
count2 = segment_counts[2] + segment_counts[3];
|
|
|
|
if (tot_count)
|
|
xd->mb_segment_tree_probs[0] = (count1 * 255) / tot_count;
|
|
|
|
if (count1 > 0)
|
|
xd->mb_segment_tree_probs[1] = (segment_counts[0] * 255) /count1;
|
|
|
|
if (count2 > 0)
|
|
xd->mb_segment_tree_probs[2] = (segment_counts[2] * 255) /count2;
|
|
|
|
#endif
|
|
// Zero probabilities not allowed
|
|
#if CONFIG_SEGMENTATION
|
|
for (i = 0; i < MB_FEATURE_TREE_PROBS+3; i++)
|
|
#else
|
|
for (i = 0; i < MB_FEATURE_TREE_PROBS; i++)
|
|
#endif
|
|
{
|
|
if (xd->mb_segment_tree_probs[i] == 0)
|
|
xd->mb_segment_tree_probs[i] = 1;
|
|
}
|
|
}
|
|
|
|
// 256 rate units to the bit
|
|
cpi->projected_frame_size = totalrate >> 8; // projected_frame_size in units of BYTES
|
|
|
|
// Make a note of the percentage MBs coded Intra.
|
|
if (cm->frame_type == KEY_FRAME)
|
|
{
|
|
cpi->this_frame_percent_intra = 100;
|
|
}
|
|
else
|
|
{
|
|
int tot_modes;
|
|
|
|
tot_modes = cpi->count_mb_ref_frame_usage[INTRA_FRAME]
|
|
+ cpi->count_mb_ref_frame_usage[LAST_FRAME]
|
|
+ cpi->count_mb_ref_frame_usage[GOLDEN_FRAME]
|
|
+ cpi->count_mb_ref_frame_usage[ALTREF_FRAME];
|
|
|
|
if (tot_modes)
|
|
cpi->this_frame_percent_intra = cpi->count_mb_ref_frame_usage[INTRA_FRAME] * 100 / tot_modes;
|
|
|
|
}
|
|
|
|
#if 0
|
|
{
|
|
int cnt = 0;
|
|
int flag[2] = {0, 0};
|
|
|
|
for (cnt = 0; cnt < MVPcount; cnt++)
|
|
{
|
|
if (cm->fc.pre_mvc[0][cnt] != cm->fc.mvc[0][cnt])
|
|
{
|
|
flag[0] = 1;
|
|
vpx_memcpy(cm->fc.pre_mvc[0], cm->fc.mvc[0], MVPcount);
|
|
break;
|
|
}
|
|
}
|
|
|
|
for (cnt = 0; cnt < MVPcount; cnt++)
|
|
{
|
|
if (cm->fc.pre_mvc[1][cnt] != cm->fc.mvc[1][cnt])
|
|
{
|
|
flag[1] = 1;
|
|
vpx_memcpy(cm->fc.pre_mvc[1], cm->fc.mvc[1], MVPcount);
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (flag[0] || flag[1])
|
|
vp8_build_component_cost_table(cpi->mb.mvcost, cpi->mb.mvsadcost, (const MV_CONTEXT *) cm->fc.mvc, flag);
|
|
}
|
|
#endif
|
|
|
|
// Adjust the projected reference frame useage probability numbers to reflect
|
|
// what we have just seen. This may be usefull when we make multiple itterations
|
|
// of the recode loop rather than continuing to use values from the previous frame.
|
|
if ((cm->frame_type != KEY_FRAME) && !cm->refresh_alt_ref_frame && !cm->refresh_golden_frame)
|
|
{
|
|
const int *const rfct = cpi->count_mb_ref_frame_usage;
|
|
const int rf_intra = rfct[INTRA_FRAME];
|
|
const int rf_inter = rfct[LAST_FRAME] + rfct[GOLDEN_FRAME] + rfct[ALTREF_FRAME];
|
|
|
|
if ((rf_intra + rf_inter) > 0)
|
|
{
|
|
cpi->prob_intra_coded = (rf_intra * 255) / (rf_intra + rf_inter);
|
|
|
|
if (cpi->prob_intra_coded < 1)
|
|
cpi->prob_intra_coded = 1;
|
|
|
|
if ((cm->frames_since_golden > 0) || cpi->source_alt_ref_active)
|
|
{
|
|
cpi->prob_last_coded = rf_inter ? (rfct[LAST_FRAME] * 255) / rf_inter : 128;
|
|
|
|
if (cpi->prob_last_coded < 1)
|
|
cpi->prob_last_coded = 1;
|
|
|
|
cpi->prob_gf_coded = (rfct[GOLDEN_FRAME] + rfct[ALTREF_FRAME])
|
|
? (rfct[GOLDEN_FRAME] * 255) / (rfct[GOLDEN_FRAME] + rfct[ALTREF_FRAME]) : 128;
|
|
|
|
if (cpi->prob_gf_coded < 1)
|
|
cpi->prob_gf_coded = 1;
|
|
}
|
|
}
|
|
}
|
|
|
|
#if 0
|
|
// Keep record of the total distortion this time around for future use
|
|
cpi->last_frame_distortion = cpi->frame_distortion;
|
|
#endif
|
|
|
|
/* Update the average activity for the next frame.
|
|
* This is feed-forward for now; it could also be saved in two-pass, or
|
|
* done during lookahead when that is eventually added.
|
|
*/
|
|
cpi->activity_avg = (unsigned int )(x->activity_sum/cpi->common.MBs);
|
|
if (cpi->activity_avg < VP8_ACTIVITY_AVG_MIN)
|
|
cpi->activity_avg = VP8_ACTIVITY_AVG_MIN;
|
|
|
|
}
|
|
void vp8_setup_block_ptrs(MACROBLOCK *x)
|
|
{
|
|
int r, c;
|
|
int i;
|
|
|
|
for (r = 0; r < 4; r++)
|
|
{
|
|
for (c = 0; c < 4; c++)
|
|
{
|
|
x->block[r*4+c].src_diff = x->src_diff + r * 4 * 16 + c * 4;
|
|
}
|
|
}
|
|
|
|
for (r = 0; r < 2; r++)
|
|
{
|
|
for (c = 0; c < 2; c++)
|
|
{
|
|
x->block[16 + r*2+c].src_diff = x->src_diff + 256 + r * 4 * 8 + c * 4;
|
|
}
|
|
}
|
|
|
|
|
|
for (r = 0; r < 2; r++)
|
|
{
|
|
for (c = 0; c < 2; c++)
|
|
{
|
|
x->block[20 + r*2+c].src_diff = x->src_diff + 320 + r * 4 * 8 + c * 4;
|
|
}
|
|
}
|
|
|
|
x->block[24].src_diff = x->src_diff + 384;
|
|
|
|
|
|
for (i = 0; i < 25; i++)
|
|
{
|
|
x->block[i].coeff = x->coeff + i * 16;
|
|
}
|
|
}
|
|
|
|
void vp8_build_block_offsets(MACROBLOCK *x)
|
|
{
|
|
int block = 0;
|
|
int br, bc;
|
|
|
|
vp8_build_block_doffsets(&x->e_mbd);
|
|
|
|
// y blocks
|
|
for (br = 0; br < 4; br++)
|
|
{
|
|
for (bc = 0; bc < 4; bc++)
|
|
{
|
|
BLOCK *this_block = &x->block[block];
|
|
this_block->base_src = &x->src.y_buffer;
|
|
this_block->src_stride = x->src.y_stride;
|
|
this_block->src = 4 * br * this_block->src_stride + 4 * bc;
|
|
++block;
|
|
}
|
|
}
|
|
|
|
// u blocks
|
|
for (br = 0; br < 2; br++)
|
|
{
|
|
for (bc = 0; bc < 2; bc++)
|
|
{
|
|
BLOCK *this_block = &x->block[block];
|
|
this_block->base_src = &x->src.u_buffer;
|
|
this_block->src_stride = x->src.uv_stride;
|
|
this_block->src = 4 * br * this_block->src_stride + 4 * bc;
|
|
++block;
|
|
}
|
|
}
|
|
|
|
// v blocks
|
|
for (br = 0; br < 2; br++)
|
|
{
|
|
for (bc = 0; bc < 2; bc++)
|
|
{
|
|
BLOCK *this_block = &x->block[block];
|
|
this_block->base_src = &x->src.v_buffer;
|
|
this_block->src_stride = x->src.uv_stride;
|
|
this_block->src = 4 * br * this_block->src_stride + 4 * bc;
|
|
++block;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void sum_intra_stats(VP8_COMP *cpi, MACROBLOCK *x)
|
|
{
|
|
const MACROBLOCKD *xd = & x->e_mbd;
|
|
const MB_PREDICTION_MODE m = xd->mode_info_context->mbmi.mode;
|
|
const MB_PREDICTION_MODE uvm = xd->mode_info_context->mbmi.uv_mode;
|
|
|
|
#ifdef MODE_STATS
|
|
const int is_key = cpi->common.frame_type == KEY_FRAME;
|
|
|
|
++ (is_key ? uv_modes : inter_uv_modes)[uvm];
|
|
|
|
if (m == B_PRED)
|
|
{
|
|
unsigned int *const bct = is_key ? b_modes : inter_b_modes;
|
|
|
|
int b = 0;
|
|
|
|
do
|
|
{
|
|
++ bct[xd->block[b].bmi.mode];
|
|
}
|
|
while (++b < 16);
|
|
}
|
|
|
|
#endif
|
|
|
|
++cpi->ymode_count[m];
|
|
++cpi->uv_mode_count[uvm];
|
|
|
|
}
|
|
int vp8cx_encode_intra_macro_block(VP8_COMP *cpi, MACROBLOCK *x, TOKENEXTRA **t)
|
|
{
|
|
int Error4x4, Error16x16, error_uv;
|
|
B_PREDICTION_MODE intra_bmodes[16];
|
|
int rate4x4, rate16x16, rateuv;
|
|
int dist4x4, dist16x16, distuv;
|
|
int rate = 0;
|
|
int rate4x4_tokenonly = 0;
|
|
int rate16x16_tokenonly = 0;
|
|
int rateuv_tokenonly = 0;
|
|
int i;
|
|
|
|
x->e_mbd.mode_info_context->mbmi.ref_frame = INTRA_FRAME;
|
|
|
|
#if !(CONFIG_REALTIME_ONLY)
|
|
|
|
if (cpi->sf.RD || cpi->compressor_speed != 2)
|
|
{
|
|
Error4x4 = vp8_rd_pick_intra4x4mby_modes(cpi, x, &rate4x4, &rate4x4_tokenonly, &dist4x4);
|
|
|
|
//save the b modes for possible later use
|
|
for (i = 0; i < 16; i++)
|
|
intra_bmodes[i] = x->e_mbd.block[i].bmi.mode;
|
|
|
|
Error16x16 = vp8_rd_pick_intra16x16mby_mode(cpi, x, &rate16x16, &rate16x16_tokenonly, &dist16x16);
|
|
|
|
error_uv = vp8_rd_pick_intra_mbuv_mode(cpi, x, &rateuv, &rateuv_tokenonly, &distuv);
|
|
|
|
vp8_encode_intra16x16mbuv(IF_RTCD(&cpi->rtcd), x);
|
|
rate += rateuv;
|
|
|
|
if (Error4x4 < Error16x16)
|
|
{
|
|
rate += rate4x4;
|
|
x->e_mbd.mode_info_context->mbmi.mode = B_PRED;
|
|
|
|
// get back the intra block modes
|
|
for (i = 0; i < 16; i++)
|
|
x->e_mbd.block[i].bmi.mode = intra_bmodes[i];
|
|
|
|
vp8_encode_intra4x4mby(IF_RTCD(&cpi->rtcd), x);
|
|
cpi->prediction_error += Error4x4 ;
|
|
#if 0
|
|
// Experimental RD code
|
|
cpi->frame_distortion += dist4x4;
|
|
#endif
|
|
}
|
|
else
|
|
{
|
|
vp8_encode_intra16x16mby(IF_RTCD(&cpi->rtcd), x);
|
|
rate += rate16x16;
|
|
|
|
#if 0
|
|
// Experimental RD code
|
|
cpi->prediction_error += Error16x16;
|
|
cpi->frame_distortion += dist16x16;
|
|
#endif
|
|
}
|
|
|
|
sum_intra_stats(cpi, x);
|
|
|
|
vp8_tokenize_mb(cpi, &x->e_mbd, t);
|
|
}
|
|
else
|
|
#endif
|
|
{
|
|
|
|
int rate2, distortion2;
|
|
MB_PREDICTION_MODE mode, best_mode = DC_PRED;
|
|
int this_rd;
|
|
Error16x16 = INT_MAX;
|
|
|
|
for (mode = DC_PRED; mode <= TM_PRED; mode ++)
|
|
{
|
|
x->e_mbd.mode_info_context->mbmi.mode = mode;
|
|
vp8_build_intra_predictors_mby_ptr(&x->e_mbd);
|
|
distortion2 = VARIANCE_INVOKE(&cpi->rtcd.variance, get16x16prederror)(x->src.y_buffer, x->src.y_stride, x->e_mbd.predictor, 16, 0x7fffffff);
|
|
rate2 = x->mbmode_cost[x->e_mbd.frame_type][mode];
|
|
this_rd = RD_ESTIMATE(x->rdmult, x->rddiv, rate2, distortion2);
|
|
|
|
if (Error16x16 > this_rd)
|
|
{
|
|
Error16x16 = this_rd;
|
|
best_mode = mode;
|
|
}
|
|
}
|
|
|
|
vp8_pick_intra4x4mby_modes(IF_RTCD(&cpi->rtcd), x, &rate2, &distortion2);
|
|
|
|
if (distortion2 == INT_MAX)
|
|
Error4x4 = INT_MAX;
|
|
else
|
|
Error4x4 = RD_ESTIMATE(x->rdmult, x->rddiv, rate2, distortion2);
|
|
|
|
if (Error4x4 < Error16x16)
|
|
{
|
|
x->e_mbd.mode_info_context->mbmi.mode = B_PRED;
|
|
vp8_encode_intra4x4mby(IF_RTCD(&cpi->rtcd), x);
|
|
cpi->prediction_error += Error4x4;
|
|
}
|
|
else
|
|
{
|
|
x->e_mbd.mode_info_context->mbmi.mode = best_mode;
|
|
vp8_encode_intra16x16mby(IF_RTCD(&cpi->rtcd), x);
|
|
cpi->prediction_error += Error16x16;
|
|
}
|
|
|
|
vp8_pick_intra_mbuv_mode(x);
|
|
vp8_encode_intra16x16mbuv(IF_RTCD(&cpi->rtcd), x);
|
|
sum_intra_stats(cpi, x);
|
|
vp8_tokenize_mb(cpi, &x->e_mbd, t);
|
|
}
|
|
|
|
return rate;
|
|
}
|
|
#ifdef SPEEDSTATS
|
|
extern int cnt_pm;
|
|
#endif
|
|
|
|
extern void vp8_fix_contexts(MACROBLOCKD *x);
|
|
|
|
int vp8cx_encode_inter_macroblock
|
|
(
|
|
VP8_COMP *cpi, MACROBLOCK *x, TOKENEXTRA **t,
|
|
int recon_yoffset, int recon_uvoffset
|
|
)
|
|
{
|
|
MACROBLOCKD *const xd = &x->e_mbd;
|
|
int inter_error;
|
|
int intra_error = 0;
|
|
int rate;
|
|
int distortion;
|
|
|
|
x->skip = 0;
|
|
|
|
if (xd->segmentation_enabled)
|
|
x->encode_breakout = cpi->segment_encode_breakout[xd->mode_info_context->mbmi.segment_id];
|
|
else
|
|
x->encode_breakout = cpi->oxcf.encode_breakout;
|
|
|
|
#if !(CONFIG_REALTIME_ONLY)
|
|
|
|
if (cpi->sf.RD)
|
|
{
|
|
/* Are we using the fast quantizer for the mode selection? */
|
|
if(cpi->sf.use_fastquant_for_pick)
|
|
cpi->mb.quantize_b = QUANTIZE_INVOKE(&cpi->rtcd.quantize, fastquantb);
|
|
|
|
inter_error = vp8_rd_pick_inter_mode(cpi, x, recon_yoffset, recon_uvoffset, &rate, &distortion, &intra_error);
|
|
|
|
/* switch back to the regular quantizer for the encode */
|
|
if (cpi->sf.improved_quant)
|
|
{
|
|
cpi->mb.quantize_b = QUANTIZE_INVOKE(&cpi->rtcd.quantize, quantb);
|
|
}
|
|
|
|
}
|
|
else
|
|
#endif
|
|
inter_error = vp8_pick_inter_mode(cpi, x, recon_yoffset, recon_uvoffset, &rate, &distortion, &intra_error);
|
|
|
|
|
|
cpi->prediction_error += inter_error;
|
|
cpi->intra_error += intra_error;
|
|
|
|
#if 0
|
|
// Experimental RD code
|
|
cpi->frame_distortion += distortion;
|
|
cpi->last_mb_distortion = distortion;
|
|
#endif
|
|
|
|
// MB level adjutment to quantizer setup
|
|
if (xd->segmentation_enabled || cpi->zbin_mode_boost_enabled)
|
|
{
|
|
// If cyclic update enabled
|
|
if (cpi->cyclic_refresh_mode_enabled)
|
|
{
|
|
// Clear segment_id back to 0 if not coded (last frame 0,0)
|
|
if ((xd->mode_info_context->mbmi.segment_id == 1) &&
|
|
((xd->mode_info_context->mbmi.ref_frame != LAST_FRAME) || (xd->mode_info_context->mbmi.mode != ZEROMV)))
|
|
{
|
|
xd->mode_info_context->mbmi.segment_id = 0;
|
|
}
|
|
}
|
|
|
|
// Experimental code. Special case for gf and arf zeromv modes. Increase zbin size to supress noise
|
|
if (cpi->zbin_mode_boost_enabled)
|
|
{
|
|
if ( xd->mode_info_context->mbmi.ref_frame == INTRA_FRAME )
|
|
cpi->zbin_mode_boost = 0;
|
|
else
|
|
{
|
|
if (xd->mode_info_context->mbmi.mode == ZEROMV)
|
|
{
|
|
if (xd->mode_info_context->mbmi.ref_frame != LAST_FRAME)
|
|
cpi->zbin_mode_boost = GF_ZEROMV_ZBIN_BOOST;
|
|
else
|
|
cpi->zbin_mode_boost = LF_ZEROMV_ZBIN_BOOST;
|
|
}
|
|
else if (xd->mode_info_context->mbmi.mode == SPLITMV)
|
|
cpi->zbin_mode_boost = 0;
|
|
else
|
|
cpi->zbin_mode_boost = MV_ZBIN_BOOST;
|
|
}
|
|
}
|
|
else
|
|
cpi->zbin_mode_boost = 0;
|
|
|
|
vp8cx_mb_init_quantizer(cpi, x);
|
|
}
|
|
|
|
cpi->count_mb_ref_frame_usage[xd->mode_info_context->mbmi.ref_frame] ++;
|
|
|
|
if (xd->mode_info_context->mbmi.ref_frame == INTRA_FRAME)
|
|
{
|
|
vp8_encode_intra16x16mbuv(IF_RTCD(&cpi->rtcd), x);
|
|
|
|
if (xd->mode_info_context->mbmi.mode == B_PRED)
|
|
{
|
|
vp8_encode_intra4x4mby(IF_RTCD(&cpi->rtcd), x);
|
|
}
|
|
else
|
|
{
|
|
vp8_encode_intra16x16mby(IF_RTCD(&cpi->rtcd), x);
|
|
}
|
|
|
|
sum_intra_stats(cpi, x);
|
|
}
|
|
else
|
|
{
|
|
MV best_ref_mv;
|
|
MV nearest, nearby;
|
|
int mdcounts[4];
|
|
int ref_fb_idx;
|
|
|
|
vp8_find_near_mvs(xd, xd->mode_info_context,
|
|
&nearest, &nearby, &best_ref_mv, mdcounts, xd->mode_info_context->mbmi.ref_frame, cpi->common.ref_frame_sign_bias);
|
|
|
|
vp8_build_uvmvs(xd, cpi->common.full_pixel);
|
|
|
|
if (xd->mode_info_context->mbmi.ref_frame == LAST_FRAME)
|
|
ref_fb_idx = cpi->common.lst_fb_idx;
|
|
else if (xd->mode_info_context->mbmi.ref_frame == GOLDEN_FRAME)
|
|
ref_fb_idx = cpi->common.gld_fb_idx;
|
|
else
|
|
ref_fb_idx = cpi->common.alt_fb_idx;
|
|
|
|
xd->pre.y_buffer = cpi->common.yv12_fb[ref_fb_idx].y_buffer + recon_yoffset;
|
|
xd->pre.u_buffer = cpi->common.yv12_fb[ref_fb_idx].u_buffer + recon_uvoffset;
|
|
xd->pre.v_buffer = cpi->common.yv12_fb[ref_fb_idx].v_buffer + recon_uvoffset;
|
|
|
|
if (xd->mode_info_context->mbmi.mode == SPLITMV)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < 16; i++)
|
|
{
|
|
if (xd->block[i].bmi.mode == NEW4X4)
|
|
{
|
|
cpi->MVcount[0][mv_max+((xd->block[i].bmi.mv.as_mv.row - best_ref_mv.row) >> 1)]++;
|
|
cpi->MVcount[1][mv_max+((xd->block[i].bmi.mv.as_mv.col - best_ref_mv.col) >> 1)]++;
|
|
}
|
|
}
|
|
}
|
|
else if (xd->mode_info_context->mbmi.mode == NEWMV)
|
|
{
|
|
cpi->MVcount[0][mv_max+((xd->block[0].bmi.mv.as_mv.row - best_ref_mv.row) >> 1)]++;
|
|
cpi->MVcount[1][mv_max+((xd->block[0].bmi.mv.as_mv.col - best_ref_mv.col) >> 1)]++;
|
|
}
|
|
|
|
if (!x->skip && !x->e_mbd.mode_info_context->mbmi.force_no_skip)
|
|
{
|
|
vp8_encode_inter16x16(IF_RTCD(&cpi->rtcd), x);
|
|
|
|
// Clear mb_skip_coeff if mb_no_coeff_skip is not set
|
|
if (!cpi->common.mb_no_coeff_skip)
|
|
xd->mode_info_context->mbmi.mb_skip_coeff = 0;
|
|
|
|
}
|
|
else
|
|
vp8_stuff_inter16x16(x);
|
|
}
|
|
|
|
if (!x->skip)
|
|
vp8_tokenize_mb(cpi, xd, t);
|
|
else
|
|
{
|
|
if (cpi->common.mb_no_coeff_skip)
|
|
{
|
|
if (xd->mode_info_context->mbmi.mode != B_PRED && xd->mode_info_context->mbmi.mode != SPLITMV)
|
|
xd->mode_info_context->mbmi.dc_diff = 0;
|
|
else
|
|
xd->mode_info_context->mbmi.dc_diff = 1;
|
|
|
|
xd->mode_info_context->mbmi.mb_skip_coeff = 1;
|
|
cpi->skip_true_count ++;
|
|
vp8_fix_contexts(xd);
|
|
}
|
|
else
|
|
{
|
|
vp8_stuff_mb(cpi, xd, t);
|
|
xd->mode_info_context->mbmi.mb_skip_coeff = 0;
|
|
cpi->skip_false_count ++;
|
|
}
|
|
}
|
|
|
|
return rate;
|
|
}
|