794 lines
26 KiB
C
794 lines
26 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_config.h"
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#include "./vpx_dsp_rtcd.h"
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#if CONFIG_VP9_HIGHBITDEPTH
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#include "vpx_dsp/vpx_dsp_common.h"
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#endif // CONFIG_VP9_HIGHBITDEPTH
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#include "vpx_mem/vpx_mem.h"
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#include "vpx_ports/mem.h"
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#include "vpx_ports/vpx_once.h"
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#include "vp10/common/reconintra.h"
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#include "vp10/common/onyxc_int.h"
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#if CONFIG_MISC_FIXES
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enum {
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NEED_LEFT = 1 << 1,
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NEED_ABOVE = 1 << 2,
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NEED_ABOVERIGHT = 1 << 3,
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NEED_ABOVELEFT = 1 << 4,
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NEED_BOTTOMLEFT = 1 << 5,
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};
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static const uint8_t extend_modes[INTRA_MODES] = {
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NEED_ABOVE | NEED_LEFT, // DC
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NEED_ABOVE, // V
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NEED_LEFT, // H
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NEED_ABOVE | NEED_ABOVERIGHT, // D45
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NEED_LEFT | NEED_ABOVE | NEED_ABOVELEFT, // D135
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NEED_LEFT | NEED_ABOVE | NEED_ABOVELEFT, // D117
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NEED_LEFT | NEED_ABOVE | NEED_ABOVELEFT, // D153
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NEED_LEFT | NEED_BOTTOMLEFT, // D207
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NEED_ABOVE | NEED_ABOVERIGHT, // D63
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NEED_LEFT | NEED_ABOVE | NEED_ABOVELEFT, // TM
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};
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#else
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enum {
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NEED_LEFT = 1 << 1,
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NEED_ABOVE = 1 << 2,
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NEED_ABOVERIGHT = 1 << 3,
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};
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static const uint8_t extend_modes[INTRA_MODES] = {
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NEED_ABOVE | NEED_LEFT, // DC
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NEED_ABOVE, // V
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NEED_LEFT, // H
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NEED_ABOVERIGHT, // D45
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NEED_LEFT | NEED_ABOVE, // D135
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NEED_LEFT | NEED_ABOVE, // D117
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NEED_LEFT | NEED_ABOVE, // D153
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NEED_LEFT, // D207
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NEED_ABOVERIGHT, // D63
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NEED_LEFT | NEED_ABOVE, // TM
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};
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#endif
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#if CONFIG_MISC_FIXES
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static const uint8_t orders_64x64[1] = { 0 };
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static const uint8_t orders_64x32[2] = { 0, 1 };
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static const uint8_t orders_32x64[2] = { 0, 1 };
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static const uint8_t orders_32x32[4] = {
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0, 1,
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2, 3,
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};
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static const uint8_t orders_32x16[8] = {
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0, 2,
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1, 3,
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4, 6,
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5, 7,
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};
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static const uint8_t orders_16x32[8] = {
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0, 1, 2, 3,
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4, 5, 6, 7,
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};
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static const uint8_t orders_16x16[16] = {
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0, 1, 4, 5,
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2, 3, 6, 7,
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8, 9, 12, 13,
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10, 11, 14, 15,
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};
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static const uint8_t orders_16x8[32] = {
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0, 2, 8, 10,
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1, 3, 9, 11,
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4, 6, 12, 14,
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5, 7, 13, 15,
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16, 18, 24, 26,
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17, 19, 25, 27,
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20, 22, 28, 30,
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21, 23, 29, 31,
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};
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static const uint8_t orders_8x16[32] = {
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0, 1, 2, 3, 8, 9, 10, 11,
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4, 5, 6, 7, 12, 13, 14, 15,
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16, 17, 18, 19, 24, 25, 26, 27,
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20, 21, 22, 23, 28, 29, 30, 31,
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};
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static const uint8_t orders_8x8[64] = {
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0, 1, 4, 5, 16, 17, 20, 21,
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2, 3, 6, 7, 18, 19, 22, 23,
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8, 9, 12, 13, 24, 25, 28, 29,
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10, 11, 14, 15, 26, 27, 30, 31,
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32, 33, 36, 37, 48, 49, 52, 53,
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34, 35, 38, 39, 50, 51, 54, 55,
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40, 41, 44, 45, 56, 57, 60, 61,
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42, 43, 46, 47, 58, 59, 62, 63,
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};
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static const uint8_t *const orders[BLOCK_SIZES] = {
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orders_8x8, orders_8x8, orders_8x8, orders_8x8,
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orders_8x16, orders_16x8, orders_16x16,
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orders_16x32, orders_32x16, orders_32x32,
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orders_32x64, orders_64x32, orders_64x64,
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};
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static int vp10_has_right(BLOCK_SIZE bsize, int mi_row, int mi_col,
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int right_available,
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TX_SIZE txsz, int y, int x, int ss_x) {
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if (y == 0) {
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int wl = mi_width_log2_lookup[bsize];
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int hl = mi_height_log2_lookup[bsize];
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int w = 1 << (wl + 1 - ss_x);
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int step = 1 << txsz;
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const uint8_t *order = orders[bsize];
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int my_order, tr_order;
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if (x + step < w)
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return 1;
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mi_row = (mi_row & 7) >> hl;
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mi_col = (mi_col & 7) >> wl;
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if (mi_row == 0)
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return right_available;
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if (((mi_col + 1) << wl) >= 8)
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return 0;
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my_order = order[((mi_row + 0) << (3 - wl)) + mi_col + 0];
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tr_order = order[((mi_row - 1) << (3 - wl)) + mi_col + 1];
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return my_order > tr_order && right_available;
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} else {
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int wl = mi_width_log2_lookup[bsize];
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int w = 1 << (wl + 1 - ss_x);
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int step = 1 << txsz;
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return x + step < w;
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}
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}
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static int vp10_has_bottom(BLOCK_SIZE bsize, int mi_row, int mi_col,
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int bottom_available, TX_SIZE txsz,
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int y, int x, int ss_y) {
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if (x == 0) {
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int wl = mi_width_log2_lookup[bsize];
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int hl = mi_height_log2_lookup[bsize];
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int h = 1 << (hl + 1 - ss_y);
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int step = 1 << txsz;
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const uint8_t *order = orders[bsize];
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int my_order, bl_order;
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mi_row = (mi_row & 7) >> hl;
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mi_col = (mi_col & 7) >> wl;
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if (mi_col == 0)
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return bottom_available &&
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(mi_row << (hl + !ss_y)) + y + step < (8 << !ss_y);
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if (((mi_row + 1) << hl) >= 8)
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return 0;
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if (y + step < h)
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return 1;
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my_order = order[((mi_row + 0) << (3 - wl)) + mi_col + 0];
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bl_order = order[((mi_row + 1) << (3 - wl)) + mi_col - 1];
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return bl_order < my_order && bottom_available;
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} else {
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return 0;
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}
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}
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#endif
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typedef void (*intra_pred_fn)(uint8_t *dst, ptrdiff_t stride,
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const uint8_t *above, const uint8_t *left);
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static intra_pred_fn pred[INTRA_MODES][TX_SIZES];
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static intra_pred_fn dc_pred[2][2][TX_SIZES];
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#if CONFIG_VP9_HIGHBITDEPTH
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typedef void (*intra_high_pred_fn)(uint16_t *dst, ptrdiff_t stride,
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const uint16_t *above, const uint16_t *left,
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int bd);
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static intra_high_pred_fn pred_high[INTRA_MODES][4];
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static intra_high_pred_fn dc_pred_high[2][2][4];
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#endif // CONFIG_VP9_HIGHBITDEPTH
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static void vp10_init_intra_predictors_internal(void) {
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#define INIT_NO_4X4(p, type) \
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p[TX_8X8] = vpx_##type##_predictor_8x8; \
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p[TX_16X16] = vpx_##type##_predictor_16x16; \
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p[TX_32X32] = vpx_##type##_predictor_32x32
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#define INIT_ALL_SIZES(p, type) \
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p[TX_4X4] = vpx_##type##_predictor_4x4; \
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INIT_NO_4X4(p, type)
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INIT_ALL_SIZES(pred[V_PRED], v);
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INIT_ALL_SIZES(pred[H_PRED], h);
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#if CONFIG_MISC_FIXES
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INIT_ALL_SIZES(pred[D207_PRED], d207e);
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INIT_ALL_SIZES(pred[D45_PRED], d45e);
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INIT_ALL_SIZES(pred[D63_PRED], d63e);
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#else
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INIT_ALL_SIZES(pred[D207_PRED], d207);
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INIT_ALL_SIZES(pred[D45_PRED], d45);
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INIT_ALL_SIZES(pred[D63_PRED], d63);
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#endif
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INIT_ALL_SIZES(pred[D117_PRED], d117);
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INIT_ALL_SIZES(pred[D135_PRED], d135);
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INIT_ALL_SIZES(pred[D153_PRED], d153);
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INIT_ALL_SIZES(pred[TM_PRED], tm);
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INIT_ALL_SIZES(dc_pred[0][0], dc_128);
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INIT_ALL_SIZES(dc_pred[0][1], dc_top);
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INIT_ALL_SIZES(dc_pred[1][0], dc_left);
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INIT_ALL_SIZES(dc_pred[1][1], dc);
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#if CONFIG_VP9_HIGHBITDEPTH
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INIT_ALL_SIZES(pred_high[V_PRED], highbd_v);
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INIT_ALL_SIZES(pred_high[H_PRED], highbd_h);
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#if CONFIG_MISC_FIXES
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INIT_ALL_SIZES(pred_high[D207_PRED], highbd_d207e);
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INIT_ALL_SIZES(pred_high[D45_PRED], highbd_d45e);
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INIT_ALL_SIZES(pred_high[D63_PRED], highbd_d63);
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#else
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INIT_ALL_SIZES(pred_high[D207_PRED], highbd_d207);
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INIT_ALL_SIZES(pred_high[D45_PRED], highbd_d45);
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INIT_ALL_SIZES(pred_high[D63_PRED], highbd_d63);
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#endif
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INIT_ALL_SIZES(pred_high[D117_PRED], highbd_d117);
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INIT_ALL_SIZES(pred_high[D135_PRED], highbd_d135);
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INIT_ALL_SIZES(pred_high[D153_PRED], highbd_d153);
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INIT_ALL_SIZES(pred_high[TM_PRED], highbd_tm);
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INIT_ALL_SIZES(dc_pred_high[0][0], highbd_dc_128);
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INIT_ALL_SIZES(dc_pred_high[0][1], highbd_dc_top);
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INIT_ALL_SIZES(dc_pred_high[1][0], highbd_dc_left);
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INIT_ALL_SIZES(dc_pred_high[1][1], highbd_dc);
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#endif // CONFIG_VP9_HIGHBITDEPTH
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#undef intra_pred_allsizes
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}
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#if CONFIG_MISC_FIXES
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static INLINE void memset16(uint16_t *dst, int val, int n) {
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while (n--)
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*dst++ = val;
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}
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#endif
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#if CONFIG_VP9_HIGHBITDEPTH
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static void build_intra_predictors_high(const MACROBLOCKD *xd,
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const uint8_t *ref8,
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int ref_stride,
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uint8_t *dst8,
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int dst_stride,
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PREDICTION_MODE mode,
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TX_SIZE tx_size,
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#if CONFIG_MISC_FIXES
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int n_top_px, int n_topright_px,
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int n_left_px, int n_bottomleft_px,
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#else
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int up_available,
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int left_available,
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int right_available,
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#endif
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int x, int y,
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int plane, int bd) {
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int i;
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uint16_t *dst = CONVERT_TO_SHORTPTR(dst8);
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uint16_t *ref = CONVERT_TO_SHORTPTR(ref8);
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#if CONFIG_MISC_FIXES
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DECLARE_ALIGNED(16, uint16_t, left_col[32]);
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#else
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DECLARE_ALIGNED(16, uint16_t, left_col[64]);
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#endif
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DECLARE_ALIGNED(16, uint16_t, above_data[64 + 16]);
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uint16_t *above_row = above_data + 16;
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const uint16_t *const_above_row = above_row;
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const int bs = 4 << tx_size;
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#if CONFIG_MISC_FIXES
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const uint16_t *above_ref = ref - ref_stride;
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#else
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int frame_width, frame_height;
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int x0, y0;
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const struct macroblockd_plane *const pd = &xd->plane[plane];
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#endif
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const int need_left = extend_modes[mode] & NEED_LEFT;
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const int need_above = extend_modes[mode] & NEED_ABOVE;
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const int need_aboveright = extend_modes[mode] & NEED_ABOVERIGHT;
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int base = 128 << (bd - 8);
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// 127 127 127 .. 127 127 127 127 127 127
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// 129 A B .. Y Z
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// 129 C D .. W X
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// 129 E F .. U V
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// 129 G H .. S T T T T T
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#if CONFIG_MISC_FIXES
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(void) x;
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(void) y;
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(void) plane;
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(void) need_left;
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(void) need_above;
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(void) need_aboveright;
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// NEED_LEFT
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if (extend_modes[mode] & NEED_LEFT) {
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const int need_bottom = !!(extend_modes[mode] & NEED_BOTTOMLEFT);
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i = 0;
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if (n_left_px > 0) {
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for (; i < n_left_px; i++)
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left_col[i] = ref[i * ref_stride - 1];
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if (need_bottom && n_bottomleft_px > 0) {
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assert(i == bs);
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for (; i < bs + n_bottomleft_px; i++)
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left_col[i] = ref[i * ref_stride - 1];
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}
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if (i < (bs << need_bottom))
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memset16(&left_col[i], left_col[i - 1], (bs << need_bottom) - i);
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} else {
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memset16(left_col, base + 1, bs << need_bottom);
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}
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}
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// NEED_ABOVE
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if (extend_modes[mode] & NEED_ABOVE) {
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const int need_right = !!(extend_modes[mode] & NEED_ABOVERIGHT);
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if (n_top_px > 0) {
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memcpy(above_row, above_ref, n_top_px * 2);
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i = n_top_px;
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if (need_right && n_topright_px > 0) {
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assert(n_top_px == bs);
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memcpy(above_row + bs, above_ref + bs, n_topright_px * 2);
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i += n_topright_px;
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}
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if (i < (bs << need_right))
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memset16(&above_row[i], above_row[i - 1], (bs << need_right) - i);
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} else {
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memset16(above_row, base - 1, bs << need_right);
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}
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}
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if (extend_modes[mode] & NEED_ABOVELEFT) {
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above_row[-1] = n_top_px > 0 ?
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(n_left_px > 0 ? above_ref[-1] : base + 1) : base - 1;
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}
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#else
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// Get current frame pointer, width and height.
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if (plane == 0) {
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frame_width = xd->cur_buf->y_width;
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frame_height = xd->cur_buf->y_height;
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} else {
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frame_width = xd->cur_buf->uv_width;
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frame_height = xd->cur_buf->uv_height;
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}
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// Get block position in current frame.
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x0 = (-xd->mb_to_left_edge >> (3 + pd->subsampling_x)) + x;
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y0 = (-xd->mb_to_top_edge >> (3 + pd->subsampling_y)) + y;
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// NEED_LEFT
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if (need_left) {
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if (left_available) {
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if (xd->mb_to_bottom_edge < 0) {
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/* slower path if the block needs border extension */
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if (y0 + bs <= frame_height) {
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for (i = 0; i < bs; ++i)
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left_col[i] = ref[i * ref_stride - 1];
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} else {
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const int extend_bottom = frame_height - y0;
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for (i = 0; i < extend_bottom; ++i)
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left_col[i] = ref[i * ref_stride - 1];
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for (; i < bs; ++i)
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left_col[i] = ref[(extend_bottom - 1) * ref_stride - 1];
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}
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} else {
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/* faster path if the block does not need extension */
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for (i = 0; i < bs; ++i)
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left_col[i] = ref[i * ref_stride - 1];
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}
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} else {
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// TODO(Peter): this value should probably change for high bitdepth
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vpx_memset16(left_col, base + 1, bs);
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}
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}
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// NEED_ABOVE
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if (need_above) {
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if (up_available) {
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const uint16_t *above_ref = ref - ref_stride;
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if (xd->mb_to_right_edge < 0) {
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/* slower path if the block needs border extension */
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if (x0 + bs <= frame_width) {
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memcpy(above_row, above_ref, bs * sizeof(above_row[0]));
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} else if (x0 <= frame_width) {
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const int r = frame_width - x0;
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memcpy(above_row, above_ref, r * sizeof(above_row[0]));
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vpx_memset16(above_row + r, above_row[r - 1], x0 + bs - frame_width);
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}
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} else {
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/* faster path if the block does not need extension */
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if (bs == 4 && right_available && left_available) {
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const_above_row = above_ref;
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} else {
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memcpy(above_row, above_ref, bs * sizeof(above_row[0]));
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}
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}
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above_row[-1] = left_available ? above_ref[-1] : (base + 1);
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} else {
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vpx_memset16(above_row, base - 1, bs);
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above_row[-1] = base - 1;
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}
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}
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// NEED_ABOVERIGHT
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if (need_aboveright) {
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if (up_available) {
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const uint16_t *above_ref = ref - ref_stride;
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if (xd->mb_to_right_edge < 0) {
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/* slower path if the block needs border extension */
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if (x0 + 2 * bs <= frame_width) {
|
|
if (right_available && bs == 4) {
|
|
memcpy(above_row, above_ref, 2 * bs * sizeof(above_row[0]));
|
|
} else {
|
|
memcpy(above_row, above_ref, bs * sizeof(above_row[0]));
|
|
vpx_memset16(above_row + bs, above_row[bs - 1], bs);
|
|
}
|
|
} else if (x0 + bs <= frame_width) {
|
|
const int r = frame_width - x0;
|
|
if (right_available && bs == 4) {
|
|
memcpy(above_row, above_ref, r * sizeof(above_row[0]));
|
|
vpx_memset16(above_row + r, above_row[r - 1],
|
|
x0 + 2 * bs - frame_width);
|
|
} else {
|
|
memcpy(above_row, above_ref, bs * sizeof(above_row[0]));
|
|
vpx_memset16(above_row + bs, above_row[bs - 1], bs);
|
|
}
|
|
} else if (x0 <= frame_width) {
|
|
const int r = frame_width - x0;
|
|
memcpy(above_row, above_ref, r * sizeof(above_row[0]));
|
|
vpx_memset16(above_row + r, above_row[r - 1],
|
|
x0 + 2 * bs - frame_width);
|
|
}
|
|
// TODO(Peter) this value should probably change for high bitdepth
|
|
above_row[-1] = left_available ? above_ref[-1] : (base + 1);
|
|
} else {
|
|
/* faster path if the block does not need extension */
|
|
if (bs == 4 && right_available && left_available) {
|
|
const_above_row = above_ref;
|
|
} else {
|
|
memcpy(above_row, above_ref, bs * sizeof(above_row[0]));
|
|
if (bs == 4 && right_available)
|
|
memcpy(above_row + bs, above_ref + bs, bs * sizeof(above_row[0]));
|
|
else
|
|
vpx_memset16(above_row + bs, above_row[bs - 1], bs);
|
|
// TODO(Peter): this value should probably change for high bitdepth
|
|
above_row[-1] = left_available ? above_ref[-1] : (base + 1);
|
|
}
|
|
}
|
|
} else {
|
|
vpx_memset16(above_row, base - 1, bs * 2);
|
|
// TODO(Peter): this value should probably change for high bitdepth
|
|
above_row[-1] = base - 1;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
// predict
|
|
if (mode == DC_PRED) {
|
|
#if CONFIG_MISC_FIXES
|
|
dc_pred_high[n_left_px > 0][n_top_px > 0][tx_size](dst, dst_stride,
|
|
const_above_row,
|
|
left_col, xd->bd);
|
|
#else
|
|
dc_pred_high[left_available][up_available][tx_size](dst, dst_stride,
|
|
const_above_row,
|
|
left_col, xd->bd);
|
|
#endif
|
|
} else {
|
|
pred_high[mode][tx_size](dst, dst_stride, const_above_row, left_col,
|
|
xd->bd);
|
|
}
|
|
}
|
|
#endif // CONFIG_VP9_HIGHBITDEPTH
|
|
|
|
static void build_intra_predictors(const MACROBLOCKD *xd, const uint8_t *ref,
|
|
int ref_stride, uint8_t *dst, int dst_stride,
|
|
PREDICTION_MODE mode, TX_SIZE tx_size,
|
|
#if CONFIG_MISC_FIXES
|
|
int n_top_px, int n_topright_px,
|
|
int n_left_px, int n_bottomleft_px,
|
|
#else
|
|
int up_available, int left_available,
|
|
int right_available,
|
|
#endif
|
|
int x, int y, int plane) {
|
|
int i;
|
|
#if CONFIG_MISC_FIXES
|
|
DECLARE_ALIGNED(16, uint8_t, left_col[64]);
|
|
const uint8_t *above_ref = ref - ref_stride;
|
|
#else
|
|
DECLARE_ALIGNED(16, uint8_t, left_col[32]);
|
|
int frame_width, frame_height;
|
|
int x0, y0;
|
|
const struct macroblockd_plane *const pd = &xd->plane[plane];
|
|
#endif
|
|
DECLARE_ALIGNED(16, uint8_t, above_data[64 + 16]);
|
|
uint8_t *above_row = above_data + 16;
|
|
const uint8_t *const_above_row = above_row;
|
|
const int bs = 4 << tx_size;
|
|
|
|
// 127 127 127 .. 127 127 127 127 127 127
|
|
// 129 A B .. Y Z
|
|
// 129 C D .. W X
|
|
// 129 E F .. U V
|
|
// 129 G H .. S T T T T T
|
|
// ..
|
|
|
|
#if CONFIG_MISC_FIXES
|
|
(void) xd;
|
|
(void) x;
|
|
(void) y;
|
|
(void) plane;
|
|
assert(n_top_px >= 0);
|
|
assert(n_topright_px >= 0);
|
|
assert(n_left_px >= 0);
|
|
assert(n_bottomleft_px >= 0);
|
|
#else
|
|
// Get current frame pointer, width and height.
|
|
if (plane == 0) {
|
|
frame_width = xd->cur_buf->y_width;
|
|
frame_height = xd->cur_buf->y_height;
|
|
} else {
|
|
frame_width = xd->cur_buf->uv_width;
|
|
frame_height = xd->cur_buf->uv_height;
|
|
}
|
|
|
|
// Get block position in current frame.
|
|
x0 = (-xd->mb_to_left_edge >> (3 + pd->subsampling_x)) + x;
|
|
y0 = (-xd->mb_to_top_edge >> (3 + pd->subsampling_y)) + y;
|
|
#endif
|
|
|
|
// NEED_LEFT
|
|
if (extend_modes[mode] & NEED_LEFT) {
|
|
#if CONFIG_MISC_FIXES
|
|
const int need_bottom = !!(extend_modes[mode] & NEED_BOTTOMLEFT);
|
|
i = 0;
|
|
if (n_left_px > 0) {
|
|
for (; i < n_left_px; i++)
|
|
left_col[i] = ref[i * ref_stride - 1];
|
|
if (need_bottom && n_bottomleft_px > 0) {
|
|
assert(i == bs);
|
|
for (; i < bs + n_bottomleft_px; i++)
|
|
left_col[i] = ref[i * ref_stride - 1];
|
|
}
|
|
if (i < (bs << need_bottom))
|
|
memset(&left_col[i], left_col[i - 1], (bs << need_bottom) - i);
|
|
} else {
|
|
memset(left_col, 129, bs << need_bottom);
|
|
}
|
|
#else
|
|
if (left_available) {
|
|
if (xd->mb_to_bottom_edge < 0) {
|
|
/* slower path if the block needs border extension */
|
|
if (y0 + bs <= frame_height) {
|
|
for (i = 0; i < bs; ++i)
|
|
left_col[i] = ref[i * ref_stride - 1];
|
|
} else {
|
|
const int extend_bottom = frame_height - y0;
|
|
for (i = 0; i < extend_bottom; ++i)
|
|
left_col[i] = ref[i * ref_stride - 1];
|
|
for (; i < bs; ++i)
|
|
left_col[i] = ref[(extend_bottom - 1) * ref_stride - 1];
|
|
}
|
|
} else {
|
|
/* faster path if the block does not need extension */
|
|
for (i = 0; i < bs; ++i)
|
|
left_col[i] = ref[i * ref_stride - 1];
|
|
}
|
|
} else {
|
|
memset(left_col, 129, bs);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
// NEED_ABOVE
|
|
if (extend_modes[mode] & NEED_ABOVE) {
|
|
#if CONFIG_MISC_FIXES
|
|
const int need_right = !!(extend_modes[mode] & NEED_ABOVERIGHT);
|
|
if (n_top_px > 0) {
|
|
memcpy(above_row, above_ref, n_top_px);
|
|
i = n_top_px;
|
|
if (need_right && n_topright_px > 0) {
|
|
assert(n_top_px == bs);
|
|
memcpy(above_row + bs, above_ref + bs, n_topright_px);
|
|
i += n_topright_px;
|
|
}
|
|
if (i < (bs << need_right))
|
|
memset(&above_row[i], above_row[i - 1], (bs << need_right) - i);
|
|
} else {
|
|
memset(above_row, 127, bs << need_right);
|
|
}
|
|
#else
|
|
if (up_available) {
|
|
const uint8_t *above_ref = ref - ref_stride;
|
|
if (xd->mb_to_right_edge < 0) {
|
|
/* slower path if the block needs border extension */
|
|
if (x0 + bs <= frame_width) {
|
|
memcpy(above_row, above_ref, bs);
|
|
} else if (x0 <= frame_width) {
|
|
const int r = frame_width - x0;
|
|
memcpy(above_row, above_ref, r);
|
|
memset(above_row + r, above_row[r - 1], x0 + bs - frame_width);
|
|
}
|
|
} else {
|
|
/* faster path if the block does not need extension */
|
|
if (bs == 4 && right_available && left_available) {
|
|
const_above_row = above_ref;
|
|
} else {
|
|
memcpy(above_row, above_ref, bs);
|
|
}
|
|
}
|
|
above_row[-1] = left_available ? above_ref[-1] : 129;
|
|
} else {
|
|
memset(above_row, 127, bs);
|
|
above_row[-1] = 127;
|
|
}
|
|
#endif
|
|
}
|
|
|
|
#if CONFIG_MISC_FIXES
|
|
if (extend_modes[mode] & NEED_ABOVELEFT) {
|
|
above_row[-1] = n_top_px > 0 ? (n_left_px > 0 ? above_ref[-1] : 129) : 127;
|
|
}
|
|
#else
|
|
// NEED_ABOVERIGHT
|
|
if (extend_modes[mode] & NEED_ABOVERIGHT) {
|
|
if (up_available) {
|
|
const uint8_t *above_ref = ref - ref_stride;
|
|
if (xd->mb_to_right_edge < 0) {
|
|
/* slower path if the block needs border extension */
|
|
if (x0 + 2 * bs <= frame_width) {
|
|
if (right_available && bs == 4) {
|
|
memcpy(above_row, above_ref, 2 * bs);
|
|
} else {
|
|
memcpy(above_row, above_ref, bs);
|
|
memset(above_row + bs, above_row[bs - 1], bs);
|
|
}
|
|
} else if (x0 + bs <= frame_width) {
|
|
const int r = frame_width - x0;
|
|
if (right_available && bs == 4) {
|
|
memcpy(above_row, above_ref, r);
|
|
memset(above_row + r, above_row[r - 1], x0 + 2 * bs - frame_width);
|
|
} else {
|
|
memcpy(above_row, above_ref, bs);
|
|
memset(above_row + bs, above_row[bs - 1], bs);
|
|
}
|
|
} else if (x0 <= frame_width) {
|
|
const int r = frame_width - x0;
|
|
memcpy(above_row, above_ref, r);
|
|
memset(above_row + r, above_row[r - 1], x0 + 2 * bs - frame_width);
|
|
}
|
|
} else {
|
|
/* faster path if the block does not need extension */
|
|
if (bs == 4 && right_available && left_available) {
|
|
const_above_row = above_ref;
|
|
} else {
|
|
memcpy(above_row, above_ref, bs);
|
|
if (bs == 4 && right_available)
|
|
memcpy(above_row + bs, above_ref + bs, bs);
|
|
else
|
|
memset(above_row + bs, above_row[bs - 1], bs);
|
|
}
|
|
}
|
|
above_row[-1] = left_available ? above_ref[-1] : 129;
|
|
} else {
|
|
memset(above_row, 127, bs * 2);
|
|
above_row[-1] = 127;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
// predict
|
|
if (mode == DC_PRED) {
|
|
#if CONFIG_MISC_FIXES
|
|
dc_pred[n_left_px > 0][n_top_px > 0][tx_size](dst, dst_stride,
|
|
const_above_row, left_col);
|
|
#else
|
|
dc_pred[left_available][up_available][tx_size](dst, dst_stride,
|
|
const_above_row, left_col);
|
|
#endif
|
|
} else {
|
|
pred[mode][tx_size](dst, dst_stride, const_above_row, left_col);
|
|
}
|
|
}
|
|
|
|
void vp10_predict_intra_block(const MACROBLOCKD *xd, int bwl_in, int bhl_in,
|
|
TX_SIZE tx_size, PREDICTION_MODE mode,
|
|
const uint8_t *ref, int ref_stride,
|
|
uint8_t *dst, int dst_stride,
|
|
int aoff, int loff, int plane) {
|
|
const int txw = (1 << tx_size);
|
|
const int have_top = loff || xd->up_available;
|
|
const int have_left = aoff || xd->left_available;
|
|
const int x = aoff * 4;
|
|
const int y = loff * 4;
|
|
#if CONFIG_MISC_FIXES
|
|
const int bw = VPXMAX(2, 1 << bwl_in);
|
|
const int bh = VPXMAX(2, 1 << bhl_in);
|
|
const int mi_row = -xd->mb_to_top_edge >> 6;
|
|
const int mi_col = -xd->mb_to_left_edge >> 6;
|
|
const BLOCK_SIZE bsize = xd->mi[0]->mbmi.sb_type;
|
|
const struct macroblockd_plane *const pd = &xd->plane[plane];
|
|
const int right_available =
|
|
mi_col + (bw >> !pd->subsampling_x) < xd->tile.mi_col_end;
|
|
const int have_right = vp10_has_right(bsize, mi_row, mi_col,
|
|
right_available,
|
|
tx_size, loff, aoff,
|
|
pd->subsampling_x);
|
|
const int have_bottom = vp10_has_bottom(bsize, mi_row, mi_col,
|
|
xd->mb_to_bottom_edge > 0,
|
|
tx_size, loff, aoff,
|
|
pd->subsampling_y);
|
|
const int wpx = 4 * bw;
|
|
const int hpx = 4 * bh;
|
|
const int txpx = 4 * txw;
|
|
|
|
int xr = (xd->mb_to_right_edge >> (3 + pd->subsampling_x)) + (wpx - x - txpx);
|
|
int yd =
|
|
(xd->mb_to_bottom_edge >> (3 + pd->subsampling_y)) + (hpx - y - txpx);
|
|
#else
|
|
const int bw = (1 << bwl_in);
|
|
const int have_right = (aoff + txw) < bw;
|
|
#endif // CONFIG_MISC_FIXES
|
|
|
|
#if CONFIG_MISC_FIXES
|
|
#if CONFIG_VP9_HIGHBITDEPTH
|
|
if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
|
|
build_intra_predictors_high(xd, ref, ref_stride, dst, dst_stride, mode,
|
|
tx_size,
|
|
have_top ? VPXMIN(txpx, xr + txpx) : 0,
|
|
have_top && have_right ? VPXMIN(txpx, xr) : 0,
|
|
have_left ? VPXMIN(txpx, yd + txpx) : 0,
|
|
have_bottom && have_left ? VPXMIN(txpx, yd) : 0,
|
|
x, y, plane, xd->bd);
|
|
return;
|
|
}
|
|
#endif
|
|
build_intra_predictors(xd, ref, ref_stride, dst, dst_stride, mode,
|
|
tx_size,
|
|
have_top ? VPXMIN(txpx, xr + txpx) : 0,
|
|
have_top && have_right ? VPXMIN(txpx, xr) : 0,
|
|
have_left ? VPXMIN(txpx, yd + txpx) : 0,
|
|
have_bottom && have_left ? VPXMIN(txpx, yd) : 0,
|
|
x, y, plane);
|
|
#else // CONFIG_MISC_FIXES
|
|
(void) bhl_in;
|
|
#if CONFIG_VP9_HIGHBITDEPTH
|
|
if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
|
|
build_intra_predictors_high(xd, ref, ref_stride, dst, dst_stride, mode,
|
|
tx_size, have_top, have_left, have_right,
|
|
x, y, plane, xd->bd);
|
|
return;
|
|
}
|
|
#endif
|
|
build_intra_predictors(xd, ref, ref_stride, dst, dst_stride, mode, tx_size,
|
|
have_top, have_left, have_right, x, y, plane);
|
|
#endif // CONFIG_MISC_FIXES
|
|
}
|
|
|
|
void vp10_init_intra_predictors(void) {
|
|
once(vp10_init_intra_predictors_internal);
|
|
}
|