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Diffstat (limited to 'vp10/encoder/encodeframe.c')
| -rw-r--r-- | vp10/encoder/encodeframe.c | 3045 |
1 files changed, 0 insertions, 3045 deletions
diff --git a/vp10/encoder/encodeframe.c b/vp10/encoder/encodeframe.c deleted file mode 100644 index f303b01fc..000000000 --- a/vp10/encoder/encodeframe.c +++ /dev/null @@ -1,3045 +0,0 @@ -/* - * Copyright (c) 2010 The WebM project authors. All Rights Reserved. - * - * Use of this source code is governed by a BSD-style license - * that can be found in the LICENSE file in the root of the source - * tree. An additional intellectual property rights grant can be found - * in the file PATENTS. All contributing project authors may - * be found in the AUTHORS file in the root of the source tree. - */ - -#include <limits.h> -#include <math.h> -#include <stdio.h> - -#include "./vp10_rtcd.h" -#include "./vpx_dsp_rtcd.h" -#include "./vpx_config.h" - -#include "vpx_dsp/vpx_dsp_common.h" -#include "vpx_ports/mem.h" -#include "vpx_ports/vpx_timer.h" -#include "vpx_ports/system_state.h" - -#include "vp10/common/common.h" -#include "vp10/common/entropy.h" -#include "vp10/common/entropymode.h" -#include "vp10/common/idct.h" -#include "vp10/common/mvref_common.h" -#include "vp10/common/pred_common.h" -#include "vp10/common/quant_common.h" -#include "vp10/common/reconintra.h" -#include "vp10/common/reconinter.h" -#include "vp10/common/seg_common.h" -#include "vp10/common/tile_common.h" - -#include "vp10/encoder/aq_complexity.h" -#include "vp10/encoder/aq_cyclicrefresh.h" -#include "vp10/encoder/aq_variance.h" -#include "vp10/encoder/encodeframe.h" -#include "vp10/encoder/encodemb.h" -#include "vp10/encoder/encodemv.h" -#include "vp10/encoder/ethread.h" -#include "vp10/encoder/extend.h" -#include "vp10/encoder/rd.h" -#include "vp10/encoder/rdopt.h" -#include "vp10/encoder/segmentation.h" -#include "vp10/encoder/tokenize.h" - -static void encode_superblock(VP10_COMP *cpi, ThreadData * td, - TOKENEXTRA **t, int output_enabled, - int mi_row, int mi_col, BLOCK_SIZE bsize, - PICK_MODE_CONTEXT *ctx); - -// 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 uint8_t VP9_VAR_OFFS[64] = { - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128 -}; - -#if CONFIG_VP9_HIGHBITDEPTH -static const uint16_t VP9_HIGH_VAR_OFFS_8[64] = { - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128 -}; - -static const uint16_t VP9_HIGH_VAR_OFFS_10[64] = { - 128*4, 128*4, 128*4, 128*4, 128*4, 128*4, 128*4, 128*4, - 128*4, 128*4, 128*4, 128*4, 128*4, 128*4, 128*4, 128*4, - 128*4, 128*4, 128*4, 128*4, 128*4, 128*4, 128*4, 128*4, - 128*4, 128*4, 128*4, 128*4, 128*4, 128*4, 128*4, 128*4, - 128*4, 128*4, 128*4, 128*4, 128*4, 128*4, 128*4, 128*4, - 128*4, 128*4, 128*4, 128*4, 128*4, 128*4, 128*4, 128*4, - 128*4, 128*4, 128*4, 128*4, 128*4, 128*4, 128*4, 128*4, - 128*4, 128*4, 128*4, 128*4, 128*4, 128*4, 128*4, 128*4 -}; - -static const uint16_t VP9_HIGH_VAR_OFFS_12[64] = { - 128*16, 128*16, 128*16, 128*16, 128*16, 128*16, 128*16, 128*16, - 128*16, 128*16, 128*16, 128*16, 128*16, 128*16, 128*16, 128*16, - 128*16, 128*16, 128*16, 128*16, 128*16, 128*16, 128*16, 128*16, - 128*16, 128*16, 128*16, 128*16, 128*16, 128*16, 128*16, 128*16, - 128*16, 128*16, 128*16, 128*16, 128*16, 128*16, 128*16, 128*16, - 128*16, 128*16, 128*16, 128*16, 128*16, 128*16, 128*16, 128*16, - 128*16, 128*16, 128*16, 128*16, 128*16, 128*16, 128*16, 128*16, - 128*16, 128*16, 128*16, 128*16, 128*16, 128*16, 128*16, 128*16 -}; -#endif // CONFIG_VP9_HIGHBITDEPTH - -unsigned int vp10_get_sby_perpixel_variance(VP10_COMP *cpi, - const struct buf_2d *ref, - BLOCK_SIZE bs) { - unsigned int sse; - const unsigned int var = cpi->fn_ptr[bs].vf(ref->buf, ref->stride, - VP9_VAR_OFFS, 0, &sse); - return ROUND_POWER_OF_TWO(var, num_pels_log2_lookup[bs]); -} - -#if CONFIG_VP9_HIGHBITDEPTH -unsigned int vp10_high_get_sby_perpixel_variance( - VP10_COMP *cpi, const struct buf_2d *ref, BLOCK_SIZE bs, int bd) { - unsigned int var, sse; - switch (bd) { - case 10: - var = cpi->fn_ptr[bs].vf(ref->buf, ref->stride, - CONVERT_TO_BYTEPTR(VP9_HIGH_VAR_OFFS_10), - 0, &sse); - break; - case 12: - var = cpi->fn_ptr[bs].vf(ref->buf, ref->stride, - CONVERT_TO_BYTEPTR(VP9_HIGH_VAR_OFFS_12), - 0, &sse); - break; - case 8: - default: - var = cpi->fn_ptr[bs].vf(ref->buf, ref->stride, - CONVERT_TO_BYTEPTR(VP9_HIGH_VAR_OFFS_8), - 0, &sse); - break; - } - return ROUND_POWER_OF_TWO(var, num_pels_log2_lookup[bs]); -} -#endif // CONFIG_VP9_HIGHBITDEPTH - -static unsigned int get_sby_perpixel_diff_variance(VP10_COMP *cpi, - const struct buf_2d *ref, - int mi_row, int mi_col, - BLOCK_SIZE bs) { - unsigned int sse, var; - uint8_t *last_y; - const YV12_BUFFER_CONFIG *last = get_ref_frame_buffer(cpi, LAST_FRAME); - - assert(last != NULL); - last_y = - &last->y_buffer[mi_row * MI_SIZE * last->y_stride + mi_col * MI_SIZE]; - var = cpi->fn_ptr[bs].vf(ref->buf, ref->stride, last_y, last->y_stride, &sse); - return ROUND_POWER_OF_TWO(var, num_pels_log2_lookup[bs]); -} - -static BLOCK_SIZE get_rd_var_based_fixed_partition(VP10_COMP *cpi, - MACROBLOCK *x, - int mi_row, - int mi_col) { - unsigned int var = get_sby_perpixel_diff_variance(cpi, &x->plane[0].src, - mi_row, mi_col, - BLOCK_64X64); - if (var < 8) - return BLOCK_64X64; - else if (var < 128) - return BLOCK_32X32; - else if (var < 2048) - return BLOCK_16X16; - else - return BLOCK_8X8; -} - -// Lighter version of set_offsets that only sets the mode info -// pointers. -static INLINE void set_mode_info_offsets(VP10_COMP *const cpi, - MACROBLOCK *const x, - MACROBLOCKD *const xd, - int mi_row, - int mi_col) { - VP10_COMMON *const cm = &cpi->common; - const int idx_str = xd->mi_stride * mi_row + mi_col; - xd->mi = cm->mi_grid_visible + idx_str; - xd->mi[0] = cm->mi + idx_str; - x->mbmi_ext = cpi->mbmi_ext_base + (mi_row * cm->mi_cols + mi_col); -} - -static void set_offsets(VP10_COMP *cpi, const TileInfo *const tile, - MACROBLOCK *const x, int mi_row, int mi_col, - BLOCK_SIZE bsize) { - VP10_COMMON *const cm = &cpi->common; - MACROBLOCKD *const xd = &x->e_mbd; - MB_MODE_INFO *mbmi; - const int mi_width = num_8x8_blocks_wide_lookup[bsize]; - const int mi_height = num_8x8_blocks_high_lookup[bsize]; - const struct segmentation *const seg = &cm->seg; - - set_skip_context(xd, mi_row, mi_col); - - set_mode_info_offsets(cpi, x, xd, mi_row, mi_col); - - mbmi = &xd->mi[0]->mbmi; - - // Set up destination pointers. - vp10_setup_dst_planes(xd->plane, get_frame_new_buffer(cm), mi_row, mi_col); - - // Set up limit values for MV components. - // Mv beyond the range do not produce new/different prediction block. - x->mv_row_min = -(((mi_row + mi_height) * MI_SIZE) + VP9_INTERP_EXTEND); - x->mv_col_min = -(((mi_col + mi_width) * MI_SIZE) + VP9_INTERP_EXTEND); - x->mv_row_max = (cm->mi_rows - mi_row) * MI_SIZE + VP9_INTERP_EXTEND; - x->mv_col_max = (cm->mi_cols - mi_col) * MI_SIZE + VP9_INTERP_EXTEND; - - // Set up distance of MB to edge of frame in 1/8th pel units. - assert(!(mi_col & (mi_width - 1)) && !(mi_row & (mi_height - 1))); - set_mi_row_col(xd, tile, mi_row, mi_height, mi_col, mi_width, - cm->mi_rows, cm->mi_cols); - - // Set up source buffers. - vp10_setup_src_planes(x, cpi->Source, mi_row, mi_col); - - // R/D setup. - x->rddiv = cpi->rd.RDDIV; - x->rdmult = cpi->rd.RDMULT; - - // Setup segment ID. - if (seg->enabled) { - if (cpi->oxcf.aq_mode != VARIANCE_AQ) { - const uint8_t *const map = seg->update_map ? cpi->segmentation_map - : cm->last_frame_seg_map; - mbmi->segment_id = get_segment_id(cm, map, bsize, mi_row, mi_col); - } - vp10_init_plane_quantizers(cpi, x); - - x->encode_breakout = cpi->segment_encode_breakout[mbmi->segment_id]; - } else { - mbmi->segment_id = 0; - x->encode_breakout = cpi->encode_breakout; - } - - // required by vp10_append_sub8x8_mvs_for_idx() and vp10_find_best_ref_mvs() - xd->tile = *tile; -} - -static void set_block_size(VP10_COMP * const cpi, - MACROBLOCK *const x, - MACROBLOCKD *const xd, - int mi_row, int mi_col, - BLOCK_SIZE bsize) { - if (cpi->common.mi_cols > mi_col && cpi->common.mi_rows > mi_row) { - set_mode_info_offsets(cpi, x, xd, mi_row, mi_col); - xd->mi[0]->mbmi.sb_type = bsize; - } -} - -typedef struct { - int64_t sum_square_error; - int64_t sum_error; - int log2_count; - int variance; -} var; - -typedef struct { - var none; - var horz[2]; - var vert[2]; -} partition_variance; - -typedef struct { - partition_variance part_variances; - var split[4]; -} v4x4; - -typedef struct { - partition_variance part_variances; - v4x4 split[4]; -} v8x8; - -typedef struct { - partition_variance part_variances; - v8x8 split[4]; -} v16x16; - -typedef struct { - partition_variance part_variances; - v16x16 split[4]; -} v32x32; - -typedef struct { - partition_variance part_variances; - v32x32 split[4]; -} v64x64; - -typedef struct { - partition_variance *part_variances; - var *split[4]; -} variance_node; - -typedef enum { - V16X16, - V32X32, - V64X64, -} TREE_LEVEL; - -static void tree_to_node(void *data, BLOCK_SIZE bsize, variance_node *node) { - int i; - node->part_variances = NULL; - switch (bsize) { - case BLOCK_64X64: { - v64x64 *vt = (v64x64 *) data; - node->part_variances = &vt->part_variances; - for (i = 0; i < 4; i++) - node->split[i] = &vt->split[i].part_variances.none; - break; - } - case BLOCK_32X32: { - v32x32 *vt = (v32x32 *) data; - node->part_variances = &vt->part_variances; - for (i = 0; i < 4; i++) - node->split[i] = &vt->split[i].part_variances.none; - break; - } - case BLOCK_16X16: { - v16x16 *vt = (v16x16 *) data; - node->part_variances = &vt->part_variances; - for (i = 0; i < 4; i++) - node->split[i] = &vt->split[i].part_variances.none; - break; - } - case BLOCK_8X8: { - v8x8 *vt = (v8x8 *) data; - node->part_variances = &vt->part_variances; - for (i = 0; i < 4; i++) - node->split[i] = &vt->split[i].part_variances.none; - break; - } - case BLOCK_4X4: { - v4x4 *vt = (v4x4 *) data; - node->part_variances = &vt->part_variances; - for (i = 0; i < 4; i++) - node->split[i] = &vt->split[i]; - break; - } - default: { - assert(0); - break; - } - } -} - -// Set variance values given sum square error, sum error, count. -static void fill_variance(int64_t s2, int64_t s, int c, var *v) { - v->sum_square_error = s2; - v->sum_error = s; - v->log2_count = c; -} - -static void get_variance(var *v) { - v->variance = (int)(256 * (v->sum_square_error - - ((v->sum_error * v->sum_error) >> v->log2_count)) >> v->log2_count); -} - -static void sum_2_variances(const var *a, const var *b, var *r) { - assert(a->log2_count == b->log2_count); - fill_variance(a->sum_square_error + b->sum_square_error, - a->sum_error + b->sum_error, a->log2_count + 1, r); -} - -static void fill_variance_tree(void *data, BLOCK_SIZE bsize) { - variance_node node; - memset(&node, 0, sizeof(node)); - tree_to_node(data, bsize, &node); - sum_2_variances(node.split[0], node.split[1], &node.part_variances->horz[0]); - sum_2_variances(node.split[2], node.split[3], &node.part_variances->horz[1]); - sum_2_variances(node.split[0], node.split[2], &node.part_variances->vert[0]); - sum_2_variances(node.split[1], node.split[3], &node.part_variances->vert[1]); - sum_2_variances(&node.part_variances->vert[0], &node.part_variances->vert[1], - &node.part_variances->none); -} - -static int set_vt_partitioning(VP10_COMP *cpi, - MACROBLOCK *const x, - MACROBLOCKD *const xd, - void *data, - BLOCK_SIZE bsize, - int mi_row, - int mi_col, - int64_t threshold, - BLOCK_SIZE bsize_min, - int force_split) { - VP10_COMMON * const cm = &cpi->common; - variance_node vt; - const int block_width = num_8x8_blocks_wide_lookup[bsize]; - const int block_height = num_8x8_blocks_high_lookup[bsize]; - const int low_res = (cm->width <= 352 && cm->height <= 288); - - assert(block_height == block_width); - tree_to_node(data, bsize, &vt); - - if (force_split == 1) - return 0; - - // For bsize=bsize_min (16x16/8x8 for 8x8/4x4 downsampling), select if - // variance is below threshold, otherwise split will be selected. - // No check for vert/horiz split as too few samples for variance. - if (bsize == bsize_min) { - // Variance already computed to set the force_split. - if (low_res || cm->frame_type == KEY_FRAME) - get_variance(&vt.part_variances->none); - if (mi_col + block_width / 2 < cm->mi_cols && - mi_row + block_height / 2 < cm->mi_rows && - vt.part_variances->none.variance < threshold) { - set_block_size(cpi, x, xd, mi_row, mi_col, bsize); - return 1; - } - return 0; - } else if (bsize > bsize_min) { - // Variance already computed to set the force_split. - if (low_res || cm->frame_type == KEY_FRAME) - get_variance(&vt.part_variances->none); - // For key frame: take split for bsize above 32X32 or very high variance. - if (cm->frame_type == KEY_FRAME && - (bsize > BLOCK_32X32 || - vt.part_variances->none.variance > (threshold << 4))) { - return 0; - } - // If variance is low, take the bsize (no split). - if (mi_col + block_width / 2 < cm->mi_cols && - mi_row + block_height / 2 < cm->mi_rows && - vt.part_variances->none.variance < threshold) { - set_block_size(cpi, x, xd, mi_row, mi_col, bsize); - return 1; - } - - // Check vertical split. - if (mi_row + block_height / 2 < cm->mi_rows) { - BLOCK_SIZE subsize = get_subsize(bsize, PARTITION_VERT); - get_variance(&vt.part_variances->vert[0]); - get_variance(&vt.part_variances->vert[1]); - if (vt.part_variances->vert[0].variance < threshold && - vt.part_variances->vert[1].variance < threshold && - get_plane_block_size(subsize, &xd->plane[1]) < BLOCK_INVALID) { - set_block_size(cpi, x, xd, mi_row, mi_col, subsize); - set_block_size(cpi, x, xd, mi_row, mi_col + block_width / 2, subsize); - return 1; - } - } - // Check horizontal split. - if (mi_col + block_width / 2 < cm->mi_cols) { - BLOCK_SIZE subsize = get_subsize(bsize, PARTITION_HORZ); - get_variance(&vt.part_variances->horz[0]); - get_variance(&vt.part_variances->horz[1]); - if (vt.part_variances->horz[0].variance < threshold && - vt.part_variances->horz[1].variance < threshold && - get_plane_block_size(subsize, &xd->plane[1]) < BLOCK_INVALID) { - set_block_size(cpi, x, xd, mi_row, mi_col, subsize); - set_block_size(cpi, x, xd, mi_row + block_height / 2, mi_col, subsize); - return 1; - } - } - - return 0; - } - return 0; -} - -// Set the variance split thresholds for following the block sizes: -// 0 - threshold_64x64, 1 - threshold_32x32, 2 - threshold_16x16, -// 3 - vbp_threshold_8x8. vbp_threshold_8x8 (to split to 4x4 partition) is -// currently only used on key frame. -static void set_vbp_thresholds(VP10_COMP *cpi, int64_t thresholds[], int q) { - VP10_COMMON *const cm = &cpi->common; - const int is_key_frame = (cm->frame_type == KEY_FRAME); - const int threshold_multiplier = is_key_frame ? 20 : 1; - const int64_t threshold_base = (int64_t)(threshold_multiplier * - cpi->y_dequant[q][1]); - if (is_key_frame) { - thresholds[0] = threshold_base; - thresholds[1] = threshold_base >> 2; - thresholds[2] = threshold_base >> 2; - thresholds[3] = threshold_base << 2; - } else { - thresholds[1] = threshold_base; - if (cm->width <= 352 && cm->height <= 288) { - thresholds[0] = threshold_base >> 2; - thresholds[2] = threshold_base << 3; - } else { - thresholds[0] = threshold_base; - thresholds[1] = (5 * threshold_base) >> 2; - if (cm->width >= 1920 && cm->height >= 1080) - thresholds[1] = (7 * threshold_base) >> 2; - thresholds[2] = threshold_base << cpi->oxcf.speed; - } - } -} - -void vp10_set_variance_partition_thresholds(VP10_COMP *cpi, int q) { - VP10_COMMON *const cm = &cpi->common; - SPEED_FEATURES *const sf = &cpi->sf; - const int is_key_frame = (cm->frame_type == KEY_FRAME); - if (sf->partition_search_type != VAR_BASED_PARTITION && - sf->partition_search_type != REFERENCE_PARTITION) { - return; - } else { - set_vbp_thresholds(cpi, cpi->vbp_thresholds, q); - // The thresholds below are not changed locally. - if (is_key_frame) { - cpi->vbp_threshold_sad = 0; - cpi->vbp_bsize_min = BLOCK_8X8; - } else { - if (cm->width <= 352 && cm->height <= 288) - cpi->vbp_threshold_sad = 100; - else - cpi->vbp_threshold_sad = (cpi->y_dequant[q][1] << 1) > 1000 ? - (cpi->y_dequant[q][1] << 1) : 1000; - cpi->vbp_bsize_min = BLOCK_16X16; - } - cpi->vbp_threshold_minmax = 15 + (q >> 3); - } -} - -// Compute the minmax over the 8x8 subblocks. -static int compute_minmax_8x8(const uint8_t *s, int sp, const uint8_t *d, - int dp, int x16_idx, int y16_idx, -#if CONFIG_VP9_HIGHBITDEPTH - int highbd_flag, -#endif - int pixels_wide, - int pixels_high) { - int k; - int minmax_max = 0; - int minmax_min = 255; - // Loop over the 4 8x8 subblocks. - for (k = 0; k < 4; k++) { - int x8_idx = x16_idx + ((k & 1) << 3); - int y8_idx = y16_idx + ((k >> 1) << 3); - int min = 0; - int max = 0; - if (x8_idx < pixels_wide && y8_idx < pixels_high) { -#if CONFIG_VP9_HIGHBITDEPTH - if (highbd_flag & YV12_FLAG_HIGHBITDEPTH) { - vp10_highbd_minmax_8x8(s + y8_idx * sp + x8_idx, sp, - d + y8_idx * dp + x8_idx, dp, - &min, &max); - } else { - vp10_minmax_8x8(s + y8_idx * sp + x8_idx, sp, - d + y8_idx * dp + x8_idx, dp, - &min, &max); - } -#else - vp10_minmax_8x8(s + y8_idx * sp + x8_idx, sp, - d + y8_idx * dp + x8_idx, dp, - &min, &max); -#endif - if ((max - min) > minmax_max) - minmax_max = (max - min); - if ((max - min) < minmax_min) - minmax_min = (max - min); - } - } - return (minmax_max - minmax_min); -} - -static void fill_variance_4x4avg(const uint8_t *s, int sp, const uint8_t *d, - int dp, int x8_idx, int y8_idx, v8x8 *vst, -#if CONFIG_VP9_HIGHBITDEPTH - int highbd_flag, -#endif - int pixels_wide, - int pixels_high, - int is_key_frame) { - int k; - for (k = 0; k < 4; k++) { - int x4_idx = x8_idx + ((k & 1) << 2); - int y4_idx = y8_idx + ((k >> 1) << 2); - unsigned int sse = 0; - int sum = 0; - if (x4_idx < pixels_wide && y4_idx < pixels_high) { - int s_avg; - int d_avg = 128; -#if CONFIG_VP9_HIGHBITDEPTH - if (highbd_flag & YV12_FLAG_HIGHBITDEPTH) { - s_avg = vp10_highbd_avg_4x4(s + y4_idx * sp + x4_idx, sp); - if (!is_key_frame) - d_avg = vp10_highbd_avg_4x4(d + y4_idx * dp + x4_idx, dp); - } else { - s_avg = vp10_avg_4x4(s + y4_idx * sp + x4_idx, sp); - if (!is_key_frame) - d_avg = vp10_avg_4x4(d + y4_idx * dp + x4_idx, dp); - } -#else - s_avg = vp10_avg_4x4(s + y4_idx * sp + x4_idx, sp); - if (!is_key_frame) - d_avg = vp10_avg_4x4(d + y4_idx * dp + x4_idx, dp); -#endif - sum = s_avg - d_avg; - sse = sum * sum; - } - fill_variance(sse, sum, 0, &vst->split[k].part_variances.none); - } -} - -static void fill_variance_8x8avg(const uint8_t *s, int sp, const uint8_t *d, - int dp, int x16_idx, int y16_idx, v16x16 *vst, -#if CONFIG_VP9_HIGHBITDEPTH - int highbd_flag, -#endif - int pixels_wide, - int pixels_high, - int is_key_frame) { - int k; - for (k = 0; k < 4; k++) { - int x8_idx = x16_idx + ((k & 1) << 3); - int y8_idx = y16_idx + ((k >> 1) << 3); - unsigned int sse = 0; - int sum = 0; - if (x8_idx < pixels_wide && y8_idx < pixels_high) { - int s_avg; - int d_avg = 128; -#if CONFIG_VP9_HIGHBITDEPTH - if (highbd_flag & YV12_FLAG_HIGHBITDEPTH) { - s_avg = vp10_highbd_avg_8x8(s + y8_idx * sp + x8_idx, sp); - if (!is_key_frame) - d_avg = vp10_highbd_avg_8x8(d + y8_idx * dp + x8_idx, dp); - } else { - s_avg = vp10_avg_8x8(s + y8_idx * sp + x8_idx, sp); - if (!is_key_frame) - d_avg = vp10_avg_8x8(d + y8_idx * dp + x8_idx, dp); - } -#else - s_avg = vp10_avg_8x8(s + y8_idx * sp + x8_idx, sp); - if (!is_key_frame) - d_avg = vp10_avg_8x8(d + y8_idx * dp + x8_idx, dp); -#endif - sum = s_avg - d_avg; - sse = sum * sum; - } - fill_variance(sse, sum, 0, &vst->split[k].part_variances.none); - } -} - -// This function chooses partitioning based on the variance between source and -// reconstructed last, where variance is computed for down-sampled inputs. -static int choose_partitioning(VP10_COMP *cpi, - const TileInfo *const tile, - MACROBLOCK *x, - int mi_row, int mi_col) { - VP10_COMMON * const cm = &cpi->common; - MACROBLOCKD *xd = &x->e_mbd; - int i, j, k, m; - v64x64 vt; - v16x16 vt2[16]; - int force_split[21]; - uint8_t *s; - const uint8_t *d; - int sp; - int dp; - int pixels_wide = 64, pixels_high = 64; - int64_t thresholds[4] = {cpi->vbp_thresholds[0], cpi->vbp_thresholds[1], - cpi->vbp_thresholds[2], cpi->vbp_thresholds[3]}; - - // Always use 4x4 partition for key frame. - const int is_key_frame = (cm->frame_type == KEY_FRAME); - const int use_4x4_partition = is_key_frame; - const int low_res = (cm->width <= 352 && cm->height <= 288); - int variance4x4downsample[16]; - - int segment_id = CR_SEGMENT_ID_BASE; - if (cpi->oxcf.aq_mode == CYCLIC_REFRESH_AQ && cm->seg.enabled) { - const uint8_t *const map = cm->seg.update_map ? cpi->segmentation_map : - cm->last_frame_seg_map; - segment_id = get_segment_id(cm, map, BLOCK_64X64, mi_row, mi_col); - - if (cyclic_refresh_segment_id_boosted(segment_id)) { - int q = vp10_get_qindex(&cm->seg, segment_id, cm->base_qindex); - set_vbp_thresholds(cpi, thresholds, q); - } - } - - set_offsets(cpi, tile, x, mi_row, mi_col, BLOCK_64X64); - - if (xd->mb_to_right_edge < 0) - pixels_wide += (xd->mb_to_right_edge >> 3); - if (xd->mb_to_bottom_edge < 0) - pixels_high += (xd->mb_to_bottom_edge >> 3); - - s = x->plane[0].src.buf; - sp = x->plane[0].src.stride; - - if (!is_key_frame) { - MB_MODE_INFO *mbmi = &xd->mi[0]->mbmi; - unsigned int uv_sad; - const YV12_BUFFER_CONFIG *yv12 = get_ref_frame_buffer(cpi, LAST_FRAME); - - const YV12_BUFFER_CONFIG *yv12_g = NULL; - unsigned int y_sad, y_sad_g; - const BLOCK_SIZE bsize = BLOCK_32X32 - + (mi_col + 4 < cm->mi_cols) * 2 + (mi_row + 4 < cm->mi_rows); - - assert(yv12 != NULL); - yv12_g = get_ref_frame_buffer(cpi, GOLDEN_FRAME); - - if (yv12_g && yv12_g != yv12) { - vp10_setup_pre_planes(xd, 0, yv12_g, mi_row, mi_col, - &cm->frame_refs[GOLDEN_FRAME - 1].sf); - y_sad_g = cpi->fn_ptr[bsize].sdf(x->plane[0].src.buf, - x->plane[0].src.stride, - xd->plane[0].pre[0].buf, - xd->plane[0].pre[0].stride); - } else { - y_sad_g = UINT_MAX; - } - - vp10_setup_pre_planes(xd, 0, yv12, mi_row, mi_col, - &cm->frame_refs[LAST_FRAME - 1].sf); - mbmi->ref_frame[0] = LAST_FRAME; - mbmi->ref_frame[1] = NONE; - mbmi->sb_type = BLOCK_64X64; - mbmi->mv[0].as_int = 0; - mbmi->interp_filter = BILINEAR; - - y_sad = vp10_int_pro_motion_estimation(cpi, x, bsize, mi_row, mi_col); - if (y_sad_g < y_sad) { - vp10_setup_pre_planes(xd, 0, yv12_g, mi_row, mi_col, - &cm->frame_refs[GOLDEN_FRAME - 1].sf); - mbmi->ref_frame[0] = GOLDEN_FRAME; - mbmi->mv[0].as_int = 0; - y_sad = y_sad_g; - } else { - x->pred_mv[LAST_FRAME] = mbmi->mv[0].as_mv; - } - - vp10_build_inter_predictors_sb(xd, mi_row, mi_col, BLOCK_64X64); - - for (i = 1; i <= 2; ++i) { - struct macroblock_plane *p = &x->plane[i]; - struct macroblockd_plane *pd = &xd->plane[i]; - const BLOCK_SIZE bs = get_plane_block_size(bsize, pd); - - if (bs == BLOCK_INVALID) - uv_sad = UINT_MAX; - else - uv_sad = cpi->fn_ptr[bs].sdf(p->src.buf, p->src.stride, - pd->dst.buf, pd->dst.stride); - - x->color_sensitivity[i - 1] = uv_sad > (y_sad >> 2); - } - - d = xd->plane[0].dst.buf; - dp = xd->plane[0].dst.stride; - - // If the y_sad is very small, take 64x64 as partition and exit. - // Don't check on boosted segment for now, as 64x64 is suppressed there. - if (segment_id == CR_SEGMENT_ID_BASE && - y_sad < cpi->vbp_threshold_sad) { - const int block_width = num_8x8_blocks_wide_lookup[BLOCK_64X64]; - const int block_height = num_8x8_blocks_high_lookup[BLOCK_64X64]; - if (mi_col + block_width / 2 < cm->mi_cols && - mi_row + block_height / 2 < cm->mi_rows) { - set_block_size(cpi, x, xd, mi_row, mi_col, BLOCK_64X64); - return 0; - } - } - } else { - d = VP9_VAR_OFFS; - dp = 0; -#if CONFIG_VP9_HIGHBITDEPTH - if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) { - switch (xd->bd) { - case 10: - d = CONVERT_TO_BYTEPTR(VP9_HIGH_VAR_OFFS_10); - break; - case 12: - d = CONVERT_TO_BYTEPTR(VP9_HIGH_VAR_OFFS_12); - break; - case 8: - default: - d = CONVERT_TO_BYTEPTR(VP9_HIGH_VAR_OFFS_8); - break; - } - } -#endif // CONFIG_VP9_HIGHBITDEPTH - } - - // Index for force_split: 0 for 64x64, 1-4 for 32x32 blocks, - // 5-20 for the 16x16 blocks. - force_split[0] = 0; - // Fill in the entire tree of 8x8 (or 4x4 under some conditions) variances - // for splits. - for (i = 0; i < 4; i++) { - const int x32_idx = ((i & 1) << 5); - const int y32_idx = ((i >> 1) << 5); - const int i2 = i << 2; - force_split[i + 1] = 0; - for (j = 0; j < 4; j++) { - const int x16_idx = x32_idx + ((j & 1) << 4); - const int y16_idx = y32_idx + ((j >> 1) << 4); - const int split_index = 5 + i2 + j; - v16x16 *vst = &vt.split[i].split[j]; - force_split[split_index] = 0; - variance4x4downsample[i2 + j] = 0; - if (!is_key_frame) { - fill_variance_8x8avg(s, sp, d, dp, x16_idx, y16_idx, vst, -#if CONFIG_VP9_HIGHBITDEPTH - xd->cur_buf->flags, -#endif - pixels_wide, - pixels_high, - is_key_frame); - fill_variance_tree(&vt.split[i].split[j], BLOCK_16X16); - get_variance(&vt.split[i].split[j].part_variances.none); - if (vt.split[i].split[j].part_variances.none.variance > - thresholds[2]) { - // 16X16 variance is above threshold for split, so force split to 8x8 - // for this 16x16 block (this also forces splits for upper levels). - force_split[split_index] = 1; - force_split[i + 1] = 1; - force_split[0] = 1; - } else if (vt.split[i].split[j].part_variances.none.variance > - thresholds[1] && - !cyclic_refresh_segment_id_boosted(segment_id)) { - // We have some nominal amount of 16x16 variance (based on average), - // compute the minmax over the 8x8 sub-blocks, and if above threshold, - // force split to 8x8 block for this 16x16 block. - int minmax = compute_minmax_8x8(s, sp, d, dp, x16_idx, y16_idx, -#if CONFIG_VP9_HIGHBITDEPTH - xd->cur_buf->flags, -#endif - pixels_wide, pixels_high); - if (minmax > cpi->vbp_threshold_minmax) { - force_split[split_index] = 1; - force_split[i + 1] = 1; - force_split[0] = 1; - } - } - } - if (is_key_frame || (low_res && - vt.split[i].split[j].part_variances.none.variance > - (thresholds[1] << 1))) { - force_split[split_index] = 0; - // Go down to 4x4 down-sampling for variance. - variance4x4downsample[i2 + j] = 1; - for (k = 0; k < 4; k++) { - int x8_idx = x16_idx + ((k & 1) << 3); - int y8_idx = y16_idx + ((k >> 1) << 3); - v8x8 *vst2 = is_key_frame ? &vst->split[k] : - &vt2[i2 + j].split[k]; - fill_variance_4x4avg(s, sp, d, dp, x8_idx, y8_idx, vst2, -#if CONFIG_VP9_HIGHBITDEPTH - xd->cur_buf->flags, -#endif - pixels_wide, - pixels_high, - is_key_frame); - } - } - } - } - - // Fill the rest of the variance tree by summing split partition values. - for (i = 0; i < 4; i++) { - const int i2 = i << 2; - for (j = 0; j < 4; j++) { - if (variance4x4downsample[i2 + j] == 1) { - v16x16 *vtemp = (!is_key_frame) ? &vt2[i2 + j] : - &vt.split[i].split[j]; - for (m = 0; m < 4; m++) - fill_variance_tree(&vtemp->split[m], BLOCK_8X8); - fill_variance_tree(vtemp, BLOCK_16X16); - } - } - fill_variance_tree(&vt.split[i], BLOCK_32X32); - // If variance of this 32x32 block is above the threshold, force the block - // to split. This also forces a split on the upper (64x64) level. - if (!force_split[i + 1]) { - get_variance(&vt.split[i].part_variances.none); - if (vt.split[i].part_variances.none.variance > thresholds[1]) { - force_split[i + 1] = 1; - force_split[0] = 1; - } - } - } - if (!force_split[0]) { - fill_variance_tree(&vt, BLOCK_64X64); - get_variance(&vt.part_variances.none); - } - - // Now go through the entire structure, splitting every block size until - // we get to one that's got a variance lower than our threshold. - if ( mi_col + 8 > cm->mi_cols || mi_row + 8 > cm->mi_rows || - !set_vt_partitioning(cpi, x, xd, &vt, BLOCK_64X64, mi_row, mi_col, - thresholds[0], BLOCK_16X16, force_split[0])) { - for (i = 0; i < 4; ++i) { - const int x32_idx = ((i & 1) << 2); - const int y32_idx = ((i >> 1) << 2); - const int i2 = i << 2; - if (!set_vt_partitioning(cpi, x, xd, &vt.split[i], BLOCK_32X32, - (mi_row + y32_idx), (mi_col + x32_idx), - thresholds[1], BLOCK_16X16, - force_split[i + 1])) { - for (j = 0; j < 4; ++j) { - const int x16_idx = ((j & 1) << 1); - const int y16_idx = ((j >> 1) << 1); - // For inter frames: if variance4x4downsample[] == 1 for this 16x16 - // block, then the variance is based on 4x4 down-sampling, so use vt2 - // in set_vt_partioning(), otherwise use vt. - v16x16 *vtemp = (!is_key_frame && - variance4x4downsample[i2 + j] == 1) ? - &vt2[i2 + j] : &vt.split[i].split[j]; - if (!set_vt_partitioning(cpi, x, xd, vtemp, BLOCK_16X16, - mi_row + y32_idx + y16_idx, - mi_col + x32_idx + x16_idx, - thresholds[2], - cpi->vbp_bsize_min, - force_split[5 + i2 + j])) { - for (k = 0; k < 4; ++k) { - const int x8_idx = (k & 1); - const int y8_idx = (k >> 1); - if (use_4x4_partition) { - if (!set_vt_partitioning(cpi, x, xd, &vtemp->split[k], - BLOCK_8X8, - mi_row + y32_idx + y16_idx + y8_idx, - mi_col + x32_idx + x16_idx + x8_idx, - thresholds[3], BLOCK_8X8, 0)) { - set_block_size(cpi, x, xd, - (mi_row + y32_idx + y16_idx + y8_idx), - (mi_col + x32_idx + x16_idx + x8_idx), - BLOCK_4X4); - } - } else { - set_block_size(cpi, x, xd, - (mi_row + y32_idx + y16_idx + y8_idx), - (mi_col + x32_idx + x16_idx + x8_idx), - BLOCK_8X8); - } - } - } - } - } - } - } - return 0; -} - -static void update_state(VP10_COMP *cpi, ThreadData *td, - PICK_MODE_CONTEXT *ctx, - int mi_row, int mi_col, BLOCK_SIZE bsize, - int output_enabled) { - int i, x_idx, y; - VP10_COMMON *const cm = &cpi->common; - RD_COUNTS *const rdc = &td->rd_counts; - MACROBLOCK *const x = &td->mb; - MACROBLOCKD *const xd = &x->e_mbd; - struct macroblock_plane *const p = x->plane; - struct macroblockd_plane *const pd = xd->plane; - MODE_INFO *mi = &ctx->mic; - MB_MODE_INFO *const mbmi = &xd->mi[0]->mbmi; - MODE_INFO *mi_addr = xd->mi[0]; - const struct segmentation *const seg = &cm->seg; - const int bw = num_8x8_blocks_wide_lookup[mi->mbmi.sb_type]; - const int bh = num_8x8_blocks_high_lookup[mi->mbmi.sb_type]; - const int x_mis = VPXMIN(bw, cm->mi_cols - mi_col); - const int y_mis = VPXMIN(bh, cm->mi_rows - mi_row); - MV_REF *const frame_mvs = - cm->cur_frame->mvs + mi_row * cm->mi_cols + mi_col; - int w, h; - - const int mis = cm->mi_stride; - const int mi_width = num_8x8_blocks_wide_lookup[bsize]; - const int mi_height = num_8x8_blocks_high_lookup[bsize]; - int max_plane; - - assert(mi->mbmi.sb_type == bsize); - - *mi_addr = *mi; - *x->mbmi_ext = ctx->mbmi_ext; - - // If segmentation in use - if (seg->enabled) { - // For in frame complexity AQ copy the segment id from the segment map. - if (cpi->oxcf.aq_mode == COMPLEXITY_AQ) { - const uint8_t *const map = seg->update_map ? cpi->segmentation_map - : cm->last_frame_seg_map; - mi_addr->mbmi.segment_id = - get_segment_id(cm, map, bsize, mi_row, mi_col); - } - // Else for cyclic refresh mode update the segment map, set the segment id - // and then update the quantizer. - if (cpi->oxcf.aq_mode == CYCLIC_REFRESH_AQ) { - vp10_cyclic_refresh_update_segment(cpi, &xd->mi[0]->mbmi, mi_row, - mi_col, bsize, ctx->rate, ctx->dist, - x->skip); - } - } - - max_plane = is_inter_block(mbmi) ? MAX_MB_PLANE : 1; - for (i = 0; i < max_plane; ++i) { - p[i].coeff = ctx->coeff_pbuf[i][1]; - p[i].qcoeff = ctx->qcoeff_pbuf[i][1]; - pd[i].dqcoeff = ctx->dqcoeff_pbuf[i][1]; - p[i].eobs = ctx->eobs_pbuf[i][1]; - } - - for (i = max_plane; i < MAX_MB_PLANE; ++i) { - p[i].coeff = ctx->coeff_pbuf[i][2]; - p[i].qcoeff = ctx->qcoeff_pbuf[i][2]; - pd[i].dqcoeff = ctx->dqcoeff_pbuf[i][2]; - p[i].eobs = ctx->eobs_pbuf[i][2]; - } - - for (i = 0; i < 2; ++i) - pd[i].color_index_map = ctx->color_index_map[i]; - - // Restore the coding context of the MB to that that was in place - // when the mode was picked for it - for (y = 0; y < mi_height; y++) - for (x_idx = 0; x_idx < mi_width; x_idx++) - if ((xd->mb_to_right_edge >> (3 + MI_SIZE_LOG2)) + mi_width > x_idx - && (xd->mb_to_bottom_edge >> (3 + MI_SIZE_LOG2)) + mi_height > y) { - xd->mi[x_idx + y * mis] = mi_addr; - } - - if (cpi->oxcf.aq_mode) - vp10_init_plane_quantizers(cpi, x); - - if (is_inter_block(mbmi) && mbmi->sb_type < BLOCK_8X8) { - mbmi->mv[0].as_int = mi->bmi[3].as_mv[0].as_int; - mbmi->mv[1].as_int = mi->bmi[3].as_mv[1].as_int; - } - - x->skip = ctx->skip; - memcpy(x->zcoeff_blk[mbmi->tx_size], ctx->zcoeff_blk, - sizeof(ctx->zcoeff_blk[0]) * ctx->num_4x4_blk); - - if (!output_enabled) - return; - -#if CONFIG_INTERNAL_STATS - if (frame_is_intra_only(cm)) { - static const int kf_mode_index[] = { - THR_DC /*DC_PRED*/, - THR_V_PRED /*V_PRED*/, - THR_H_PRED /*H_PRED*/, - THR_D45_PRED /*D45_PRED*/, - THR_D135_PRED /*D135_PRED*/, - THR_D117_PRED /*D117_PRED*/, - THR_D153_PRED /*D153_PRED*/, - THR_D207_PRED /*D207_PRED*/, - THR_D63_PRED /*D63_PRED*/, - THR_TM /*TM_PRED*/, - }; - ++cpi->mode_chosen_counts[kf_mode_index[mbmi->mode]]; - } else { - // Note how often each mode chosen as best - ++cpi->mode_chosen_counts[ctx->best_mode_index]; - } -#endif - if (!frame_is_intra_only(cm)) { - if (is_inter_block(mbmi)) { - vp10_update_mv_count(td); - - if (cm->interp_filter == SWITCHABLE) { - const int ctx = vp10_get_pred_context_switchable_interp(xd); - ++td->counts->switchable_interp[ctx][mbmi->interp_filter]; - } - } - - rdc->comp_pred_diff[SINGLE_REFERENCE] += ctx->single_pred_diff; - rdc->comp_pred_diff[COMPOUND_REFERENCE] += ctx->comp_pred_diff; - rdc->comp_pred_diff[REFERENCE_MODE_SELECT] += ctx->hybrid_pred_diff; - - for (i = 0; i < SWITCHABLE_FILTER_CONTEXTS; ++i) - rdc->filter_diff[i] += ctx->best_filter_diff[i]; - } - - for (h = 0; h < y_mis; ++h) { - MV_REF *const frame_mv = frame_mvs + h * cm->mi_cols; - for (w = 0; w < x_mis; ++w) { - MV_REF *const mv = frame_mv + w; - mv->ref_frame[0] = mi->mbmi.ref_frame[0]; - mv->ref_frame[1] = mi->mbmi.ref_frame[1]; - mv->mv[0].as_int = mi->mbmi.mv[0].as_int; - mv->mv[1].as_int = mi->mbmi.mv[1].as_int; - } - } -} - -void vp10_setup_src_planes(MACROBLOCK *x, const YV12_BUFFER_CONFIG *src, - int mi_row, int mi_col) { - uint8_t *const buffers[3] = {src->y_buffer, src->u_buffer, src->v_buffer }; - const int strides[3] = {src->y_stride, src->uv_stride, src->uv_stride }; - int i; - - // Set current frame pointer. - x->e_mbd.cur_buf = src; - - for (i = 0; i < MAX_MB_PLANE; i++) - setup_pred_plane(&x->plane[i].src, buffers[i], strides[i], mi_row, mi_col, - NULL, x->e_mbd.plane[i].subsampling_x, - x->e_mbd.plane[i].subsampling_y); -} - -static int set_segment_rdmult(VP10_COMP *const cpi, - MACROBLOCK *const x, - int8_t segment_id) { - int segment_qindex; - VP10_COMMON *const cm = &cpi->common; - vp10_init_plane_quantizers(cpi, x); - vpx_clear_system_state(); - segment_qindex = vp10_get_qindex(&cm->seg, segment_id, - cm->base_qindex); - return vp10_compute_rd_mult(cpi, segment_qindex + cm->y_dc_delta_q); -} - -static void rd_pick_sb_modes(VP10_COMP *cpi, - TileDataEnc *tile_data, - MACROBLOCK *const x, - int mi_row, int mi_col, RD_COST *rd_cost, - BLOCK_SIZE bsize, PICK_MODE_CONTEXT *ctx, - int64_t best_rd) { - VP10_COMMON *const cm = &cpi->common; - TileInfo *const tile_info = &tile_data->tile_info; - MACROBLOCKD *const xd = &x->e_mbd; - MB_MODE_INFO *mbmi; - struct macroblock_plane *const p = x->plane; - struct macroblockd_plane *const pd = xd->plane; - const AQ_MODE aq_mode = cpi->oxcf.aq_mode; - int i, orig_rdmult; - - vpx_clear_system_state(); - - // Use the lower precision, but faster, 32x32 fdct for mode selection. - x->use_lp32x32fdct = 1; - - set_offsets(cpi, tile_info, x, mi_row, mi_col, bsize); - mbmi = &xd->mi[0]->mbmi; - mbmi->sb_type = bsize; - - for (i = 0; i < MAX_MB_PLANE; ++i) { - p[i].coeff = ctx->coeff_pbuf[i][0]; - p[i].qcoeff = ctx->qcoeff_pbuf[i][0]; - pd[i].dqcoeff = ctx->dqcoeff_pbuf[i][0]; - p[i].eobs = ctx->eobs_pbuf[i][0]; - } - - if (cm->current_video_frame == 0 && cm->allow_screen_content_tools) { - for (i = 0; i < 2; ++i) { - if (ctx->color_index_map[i] == 0) { - CHECK_MEM_ERROR(cm, ctx->color_index_map[i], - vpx_memalign(16, (ctx->num_4x4_blk << 4) * - sizeof(*ctx->color_index_map[i]))); - } - } - } - for (i = 0; i < 2; ++i) - pd[i].color_index_map = ctx->color_index_map[i]; - - ctx->is_coded = 0; - ctx->skippable = 0; - ctx->pred_pixel_ready = 0; - x->skip_recode = 0; - - // Set to zero to make sure we do not use the previous encoded frame stats - mbmi->skip = 0; - -#if CONFIG_VP9_HIGHBITDEPTH - if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) { - x->source_variance = - vp10_high_get_sby_perpixel_variance(cpi, &x->plane[0].src, - bsize, xd->bd); - } else { - x->source_variance = - vp10_get_sby_perpixel_variance(cpi, &x->plane[0].src, bsize); - } -#else - x->source_variance = - vp10_get_sby_perpixel_variance(cpi, &x->plane[0].src, bsize); -#endif // CONFIG_VP9_HIGHBITDEPTH - - // Save rdmult before it might be changed, so it can be restored later. - orig_rdmult = x->rdmult; - - if (aq_mode == VARIANCE_AQ) { - const int energy = bsize <= BLOCK_16X16 ? x->mb_energy - : vp10_block_energy(cpi, x, bsize); - if (cm->frame_type == KEY_FRAME || - cpi->refresh_alt_ref_frame || - (cpi->refresh_golden_frame && !cpi->rc.is_src_frame_alt_ref)) { - mbmi->segment_id = vp10_vaq_segment_id(energy); - } else { - const uint8_t *const map = cm->seg.update_map ? cpi->segmentation_map - : cm->last_frame_seg_map; - mbmi->segment_id = get_segment_id(cm, map, bsize, mi_row, mi_col); - } - x->rdmult = set_segment_rdmult(cpi, x, mbmi->segment_id); - } else if (aq_mode == COMPLEXITY_AQ) { - x->rdmult = set_segment_rdmult(cpi, x, mbmi->segment_id); - } else if (aq_mode == CYCLIC_REFRESH_AQ) { - const uint8_t *const map = cm->seg.update_map ? cpi->segmentation_map - : cm->last_frame_seg_map; - // If segment is boosted, use rdmult for that segment. - if (cyclic_refresh_segment_id_boosted( - get_segment_id(cm, map, bsize, mi_row, mi_col))) - x->rdmult = vp10_cyclic_refresh_get_rdmult(cpi->cyclic_refresh); - } - - // Find best coding mode & reconstruct the MB so it is available - // as a predictor for MBs that follow in the SB - if (frame_is_intra_only(cm)) { - vp10_rd_pick_intra_mode_sb(cpi, x, rd_cost, bsize, ctx, best_rd); - } else { - if (bsize >= BLOCK_8X8) { - if (segfeature_active(&cm->seg, mbmi->segment_id, SEG_LVL_SKIP)) - vp10_rd_pick_inter_mode_sb_seg_skip(cpi, tile_data, x, rd_cost, bsize, - ctx, best_rd); - else - vp10_rd_pick_inter_mode_sb(cpi, tile_data, x, mi_row, mi_col, - rd_cost, bsize, ctx, best_rd); - } else { - vp10_rd_pick_inter_mode_sub8x8(cpi, tile_data, x, mi_row, mi_col, - rd_cost, bsize, ctx, best_rd); - } - } - - - // Examine the resulting rate and for AQ mode 2 make a segment choice. - if ((rd_cost->rate != INT_MAX) && - (aq_mode == COMPLEXITY_AQ) && (bsize >= BLOCK_16X16) && - (cm->frame_type == KEY_FRAME || - cpi->refresh_alt_ref_frame || - (cpi->refresh_golden_frame && !cpi->rc.is_src_frame_alt_ref))) { - vp10_caq_select_segment(cpi, x, bsize, mi_row, mi_col, rd_cost->rate); - } - - x->rdmult = orig_rdmult; - - // TODO(jingning) The rate-distortion optimization flow needs to be - // refactored to provide proper exit/return handle. - if (rd_cost->rate == INT_MAX) - rd_cost->rdcost = INT64_MAX; - - ctx->rate = rd_cost->rate; - ctx->dist = rd_cost->dist; -} - -static void update_stats(VP10_COMMON *cm, ThreadData *td) { - const MACROBLOCK *x = &td->mb; - const MACROBLOCKD *const xd = &x->e_mbd; - const MODE_INFO *const mi = xd->mi[0]; - const MB_MODE_INFO *const mbmi = &mi->mbmi; - const MB_MODE_INFO_EXT *const mbmi_ext = x->mbmi_ext; - const BLOCK_SIZE bsize = mbmi->sb_type; - - if (!frame_is_intra_only(cm)) { - FRAME_COUNTS *const counts = td->counts; - const int inter_block = is_inter_block(mbmi); - const int seg_ref_active = segfeature_active(&cm->seg, mbmi->segment_id, - SEG_LVL_REF_FRAME); - if (!seg_ref_active) { - counts->intra_inter[vp10_get_intra_inter_context(xd)][inter_block]++; - // If the segment reference feature is enabled we have only a single - // reference frame allowed for the segment so exclude it from - // the reference frame counts used to work out probabilities. - if (inter_block) { - const MV_REFERENCE_FRAME ref0 = mbmi->ref_frame[0]; - if (cm->reference_mode == REFERENCE_MODE_SELECT) - counts->comp_inter[vp10_get_reference_mode_context(cm, xd)] - [has_second_ref(mbmi)]++; - - if (has_second_ref(mbmi)) { - counts->comp_ref[vp10_get_pred_context_comp_ref_p(cm, xd)] - [ref0 == GOLDEN_FRAME]++; - } else { - counts->single_ref[vp10_get_pred_context_single_ref_p1(xd)][0] - [ref0 != LAST_FRAME]++; - if (ref0 != LAST_FRAME) - counts->single_ref[vp10_get_pred_context_single_ref_p2(xd)][1] - [ref0 != GOLDEN_FRAME]++; - } - } - } - if (inter_block && - !segfeature_active(&cm->seg, mbmi->segment_id, SEG_LVL_SKIP)) { - const int mode_ctx = mbmi_ext->mode_context[mbmi->ref_frame[0]]; - if (bsize >= BLOCK_8X8) { - const PREDICTION_MODE mode = mbmi->mode; - ++counts->inter_mode[mode_ctx][INTER_OFFSET(mode)]; - } else { - const int num_4x4_w = num_4x4_blocks_wide_lookup[bsize]; - const int num_4x4_h = num_4x4_blocks_high_lookup[bsize]; - int idx, idy; - for (idy = 0; idy < 2; idy += num_4x4_h) { - for (idx = 0; idx < 2; idx += num_4x4_w) { - const int j = idy * 2 + idx; - const PREDICTION_MODE b_mode = mi->bmi[j].as_mode; - ++counts->inter_mode[mode_ctx][INTER_OFFSET(b_mode)]; - } - } - } - } - } -} - -static void restore_context(MACROBLOCK *const x, int mi_row, int mi_col, - ENTROPY_CONTEXT a[16 * MAX_MB_PLANE], - ENTROPY_CONTEXT l[16 * MAX_MB_PLANE], - PARTITION_CONTEXT sa[8], PARTITION_CONTEXT sl[8], - BLOCK_SIZE bsize) { - MACROBLOCKD *const xd = &x->e_mbd; - int p; - const int num_4x4_blocks_wide = num_4x4_blocks_wide_lookup[bsize]; - const int num_4x4_blocks_high = num_4x4_blocks_high_lookup[bsize]; - int mi_width = num_8x8_blocks_wide_lookup[bsize]; - int mi_height = num_8x8_blocks_high_lookup[bsize]; - for (p = 0; p < MAX_MB_PLANE; p++) { - memcpy( - xd->above_context[p] + ((mi_col * 2) >> xd->plane[p].subsampling_x), - a + num_4x4_blocks_wide * p, - (sizeof(ENTROPY_CONTEXT) * num_4x4_blocks_wide) >> - xd->plane[p].subsampling_x); - memcpy( - xd->left_context[p] - + ((mi_row & MI_MASK) * 2 >> xd->plane[p].subsampling_y), - l + num_4x4_blocks_high * p, - (sizeof(ENTROPY_CONTEXT) * num_4x4_blocks_high) >> - xd->plane[p].subsampling_y); - } - memcpy(xd->above_seg_context + mi_col, sa, - sizeof(*xd->above_seg_context) * mi_width); - memcpy(xd->left_seg_context + (mi_row & MI_MASK), sl, - sizeof(xd->left_seg_context[0]) * mi_height); -} - -static void save_context(MACROBLOCK *const x, int mi_row, int mi_col, - ENTROPY_CONTEXT a[16 * MAX_MB_PLANE], - ENTROPY_CONTEXT l[16 * MAX_MB_PLANE], - PARTITION_CONTEXT sa[8], PARTITION_CONTEXT sl[8], - BLOCK_SIZE bsize) { - const MACROBLOCKD *const xd = &x->e_mbd; - int p; - const int num_4x4_blocks_wide = num_4x4_blocks_wide_lookup[bsize]; - const int num_4x4_blocks_high = num_4x4_blocks_high_lookup[bsize]; - int mi_width = num_8x8_blocks_wide_lookup[bsize]; - int mi_height = num_8x8_blocks_high_lookup[bsize]; - - // buffer the above/left context information of the block in search. - for (p = 0; p < MAX_MB_PLANE; ++p) { - memcpy( - a + num_4x4_blocks_wide * p, - xd->above_context[p] + (mi_col * 2 >> xd->plane[p].subsampling_x), - (sizeof(ENTROPY_CONTEXT) * num_4x4_blocks_wide) >> - xd->plane[p].subsampling_x); - memcpy( - l + num_4x4_blocks_high * p, - xd->left_context[p] - + ((mi_row & MI_MASK) * 2 >> xd->plane[p].subsampling_y), - (sizeof(ENTROPY_CONTEXT) * num_4x4_blocks_high) >> - xd->plane[p].subsampling_y); - } - memcpy(sa, xd->above_seg_context + mi_col, - sizeof(*xd->above_seg_context) * mi_width); - memcpy(sl, xd->left_seg_context + (mi_row & MI_MASK), - sizeof(xd->left_seg_context[0]) * mi_height); -} - -static void encode_b(VP10_COMP *cpi, const TileInfo *const tile, - ThreadData *td, - TOKENEXTRA **tp, int mi_row, int mi_col, - int output_enabled, BLOCK_SIZE bsize, - PICK_MODE_CONTEXT *ctx) { - MACROBLOCK *const x = &td->mb; - set_offsets(cpi, tile, x, mi_row, mi_col, bsize); - update_state(cpi, td, ctx, mi_row, mi_col, bsize, output_enabled); - encode_superblock(cpi, td, tp, output_enabled, mi_row, mi_col, bsize, ctx); - - if (output_enabled) { - update_stats(&cpi->common, td); - } -} - -static void encode_sb(VP10_COMP *cpi, ThreadData *td, - const TileInfo *const tile, - TOKENEXTRA **tp, int mi_row, int mi_col, - int output_enabled, BLOCK_SIZE bsize, - PC_TREE *pc_tree) { - VP10_COMMON *const cm = &cpi->common; - MACROBLOCK *const x = &td->mb; - MACROBLOCKD *const xd = &x->e_mbd; - - const int bsl = b_width_log2_lookup[bsize], hbs = (1 << bsl) / 4; - int ctx; - PARTITION_TYPE partition; - BLOCK_SIZE subsize = bsize; - - if (mi_row >= cm->mi_rows || mi_col >= cm->mi_cols) - return; - - if (bsize >= BLOCK_8X8) { - ctx = partition_plane_context(xd, mi_row, mi_col, bsize); - subsize = get_subsize(bsize, pc_tree->partitioning); - } else { - ctx = 0; - subsize = BLOCK_4X4; - } - - partition = partition_lookup[bsl][subsize]; - if (output_enabled && bsize != BLOCK_4X4) - td->counts->partition[ctx][partition]++; - - switch (partition) { - case PARTITION_NONE: - encode_b(cpi, tile, td, tp, mi_row, mi_col, output_enabled, subsize, - &pc_tree->none); - break; - case PARTITION_VERT: - encode_b(cpi, tile, td, tp, mi_row, mi_col, output_enabled, subsize, - &pc_tree->vertical[0]); - if (mi_col + hbs < cm->mi_cols && bsize > BLOCK_8X8) { - encode_b(cpi, tile, td, tp, mi_row, mi_col + hbs, output_enabled, - subsize, &pc_tree->vertical[1]); - } - break; - case PARTITION_HORZ: - encode_b(cpi, tile, td, tp, mi_row, mi_col, output_enabled, subsize, - &pc_tree->horizontal[0]); - if (mi_row + hbs < cm->mi_rows && bsize > BLOCK_8X8) { - encode_b(cpi, tile, td, tp, mi_row + hbs, mi_col, output_enabled, - subsize, &pc_tree->horizontal[1]); - } - break; - case PARTITION_SPLIT: - if (bsize == BLOCK_8X8) { - encode_b(cpi, tile, td, tp, mi_row, mi_col, output_enabled, subsize, - pc_tree->leaf_split[0]); - } else { - encode_sb(cpi, td, tile, tp, mi_row, mi_col, output_enabled, subsize, - pc_tree->split[0]); - encode_sb(cpi, td, tile, tp, mi_row, mi_col + hbs, output_enabled, - subsize, pc_tree->split[1]); - encode_sb(cpi, td, tile, tp, mi_row + hbs, mi_col, output_enabled, - subsize, pc_tree->split[2]); - encode_sb(cpi, td, tile, tp, mi_row + hbs, mi_col + hbs, output_enabled, - subsize, pc_tree->split[3]); - } - break; - default: - assert(0 && "Invalid partition type."); - break; - } - - if (partition != PARTITION_SPLIT || bsize == BLOCK_8X8) - update_partition_context(xd, mi_row, mi_col, subsize, bsize); -} - -// Check to see if the given partition size is allowed for a specified number -// of 8x8 block rows and columns remaining in the image. -// If not then return the largest allowed partition size -static BLOCK_SIZE find_partition_size(BLOCK_SIZE bsize, - int rows_left, int cols_left, - int *bh, int *bw) { - if (rows_left <= 0 || cols_left <= 0) { - return VPXMIN(bsize, BLOCK_8X8); - } else { - for (; bsize > 0; bsize -= 3) { - *bh = num_8x8_blocks_high_lookup[bsize]; - *bw = num_8x8_blocks_wide_lookup[bsize]; - if ((*bh <= rows_left) && (*bw <= cols_left)) { - break; - } - } - } - return bsize; -} - -static void set_partial_b64x64_partition(MODE_INFO *mi, int mis, - int bh_in, int bw_in, int row8x8_remaining, int col8x8_remaining, - BLOCK_SIZE bsize, MODE_INFO **mi_8x8) { - int bh = bh_in; - int r, c; - for (r = 0; r < MI_BLOCK_SIZE; r += bh) { - int bw = bw_in; - for (c = 0; c < MI_BLOCK_SIZE; c += bw) { - const int index = r * mis + c; - mi_8x8[index] = mi + index; - mi_8x8[index]->mbmi.sb_type = find_partition_size(bsize, - row8x8_remaining - r, col8x8_remaining - c, &bh, &bw); - } - } -} - -// This function attempts to set all mode info entries in a given SB64 -// to the same block partition size. -// However, at the bottom and right borders of the image the requested size -// may not be allowed in which case this code attempts to choose the largest -// allowable partition. -static void set_fixed_partitioning(VP10_COMP *cpi, const TileInfo *const tile, - MODE_INFO **mi_8x8, int mi_row, int mi_col, - BLOCK_SIZE bsize) { - VP10_COMMON *const cm = &cpi->common; - const int mis = cm->mi_stride; - const int row8x8_remaining = tile->mi_row_end - mi_row; - const int col8x8_remaining = tile->mi_col_end - mi_col; - int block_row, block_col; - MODE_INFO *mi_upper_left = cm->mi + mi_row * mis + mi_col; - int bh = num_8x8_blocks_high_lookup[bsize]; - int bw = num_8x8_blocks_wide_lookup[bsize]; - - assert((row8x8_remaining > 0) && (col8x8_remaining > 0)); - - // Apply the requested partition size to the SB64 if it is all "in image" - if ((col8x8_remaining >= MI_BLOCK_SIZE) && - (row8x8_remaining >= MI_BLOCK_SIZE)) { - for (block_row = 0; block_row < MI_BLOCK_SIZE; block_row += bh) { - for (block_col = 0; block_col < MI_BLOCK_SIZE; block_col += bw) { - int index = block_row * mis + block_col; - mi_8x8[index] = mi_upper_left + index; - mi_8x8[index]->mbmi.sb_type = bsize; - } - } - } else { - // Else this is a partial SB64. - set_partial_b64x64_partition(mi_upper_left, mis, bh, bw, row8x8_remaining, - col8x8_remaining, bsize, mi_8x8); - } -} - -static void rd_use_partition(VP10_COMP *cpi, - ThreadData *td, - TileDataEnc *tile_data, - MODE_INFO **mi_8x8, TOKENEXTRA **tp, - int mi_row, int mi_col, - BLOCK_SIZE bsize, - int *rate, int64_t *dist, - int do_recon, PC_TREE *pc_tree) { - VP10_COMMON *const cm = &cpi->common; - TileInfo *const tile_info = &tile_data->tile_info; - MACROBLOCK *const x = &td->mb; - MACROBLOCKD *const xd = &x->e_mbd; - const int mis = cm->mi_stride; - const int bsl = b_width_log2_lookup[bsize]; - const int mi_step = num_4x4_blocks_wide_lookup[bsize] / 2; - const int bss = (1 << bsl) / 4; - int i, pl; - PARTITION_TYPE partition = PARTITION_NONE; - BLOCK_SIZE subsize; - ENTROPY_CONTEXT l[16 * MAX_MB_PLANE], a[16 * MAX_MB_PLANE]; - PARTITION_CONTEXT sl[8], sa[8]; - RD_COST last_part_rdc, none_rdc, chosen_rdc; - BLOCK_SIZE sub_subsize = BLOCK_4X4; - int splits_below = 0; - BLOCK_SIZE bs_type = mi_8x8[0]->mbmi.sb_type; - int do_partition_search = 1; - PICK_MODE_CONTEXT *ctx = &pc_tree->none; - - if (mi_row >= cm->mi_rows || mi_col >= cm->mi_cols) - return; - - assert(num_4x4_blocks_wide_lookup[bsize] == - num_4x4_blocks_high_lookup[bsize]); - - vp10_rd_cost_reset(&last_part_rdc); - vp10_rd_cost_reset(&none_rdc); - vp10_rd_cost_reset(&chosen_rdc); - - partition = partition_lookup[bsl][bs_type]; - subsize = get_subsize(bsize, partition); - - pc_tree->partitioning = partition; - save_context(x, mi_row, mi_col, a, l, sa, sl, bsize); - - if (bsize == BLOCK_16X16 && cpi->oxcf.aq_mode) { - set_offsets(cpi, tile_info, x, mi_row, mi_col, bsize); - x->mb_energy = vp10_block_energy(cpi, x, bsize); - } - - if (do_partition_search && - cpi->sf.partition_search_type == SEARCH_PARTITION && - cpi->sf.adjust_partitioning_from_last_frame) { - // Check if any of the sub blocks are further split. - if (partition == PARTITION_SPLIT && subsize > BLOCK_8X8) { - sub_subsize = get_subsize(subsize, PARTITION_SPLIT); - splits_below = 1; - for (i = 0; i < 4; i++) { - int jj = i >> 1, ii = i & 0x01; - MODE_INFO *this_mi = mi_8x8[jj * bss * mis + ii * bss]; - if (this_mi && this_mi->mbmi.sb_type >= sub_subsize) { - splits_below = 0; - } - } - } - - // If partition is not none try none unless each of the 4 splits are split - // even further.. - if (partition != PARTITION_NONE && !splits_below && - mi_row + (mi_step >> 1) < cm->mi_rows && - mi_col + (mi_step >> 1) < cm->mi_cols) { - pc_tree->partitioning = PARTITION_NONE; - rd_pick_sb_modes(cpi, tile_data, x, mi_row, mi_col, &none_rdc, bsize, - ctx, INT64_MAX); - - pl = partition_plane_context(xd, mi_row, mi_col, bsize); - - if (none_rdc.rate < INT_MAX) { - none_rdc.rate += cpi->partition_cost[pl][PARTITION_NONE]; - none_rdc.rdcost = RDCOST(x->rdmult, x->rddiv, none_rdc.rate, - none_rdc.dist); - } - - restore_context(x, mi_row, mi_col, a, l, sa, sl, bsize); - mi_8x8[0]->mbmi.sb_type = bs_type; - pc_tree->partitioning = partition; - } - } - - switch (partition) { - case PARTITION_NONE: - rd_pick_sb_modes(cpi, tile_data, x, mi_row, mi_col, &last_part_rdc, - bsize, ctx, INT64_MAX); - break; - case PARTITION_HORZ: - rd_pick_sb_modes(cpi, tile_data, x, mi_row, mi_col, &last_part_rdc, - subsize, &pc_tree->horizontal[0], - INT64_MAX); - if (last_part_rdc.rate != INT_MAX && - bsize >= BLOCK_8X8 && mi_row + (mi_step >> 1) < cm->mi_rows) { - RD_COST tmp_rdc; - PICK_MODE_CONTEXT *ctx = &pc_tree->horizontal[0]; - vp10_rd_cost_init(&tmp_rdc); - update_state(cpi, td, ctx, mi_row, mi_col, subsize, 0); - encode_superblock(cpi, td, tp, 0, mi_row, mi_col, subsize, ctx); - rd_pick_sb_modes(cpi, tile_data, x, - mi_row + (mi_step >> 1), mi_col, &tmp_rdc, - subsize, &pc_tree->horizontal[1], INT64_MAX); - if (tmp_rdc.rate == INT_MAX || tmp_rdc.dist == INT64_MAX) { - vp10_rd_cost_reset(&last_part_rdc); - break; - } - last_part_rdc.rate += tmp_rdc.rate; - last_part_rdc.dist += tmp_rdc.dist; - last_part_rdc.rdcost += tmp_rdc.rdcost; - } - break; - case PARTITION_VERT: - rd_pick_sb_modes(cpi, tile_data, x, mi_row, mi_col, &last_part_rdc, - subsize, &pc_tree->vertical[0], INT64_MAX); - if (last_part_rdc.rate != INT_MAX && - bsize >= BLOCK_8X8 && mi_col + (mi_step >> 1) < cm->mi_cols) { - RD_COST tmp_rdc; - PICK_MODE_CONTEXT *ctx = &pc_tree->vertical[0]; - vp10_rd_cost_init(&tmp_rdc); - update_state(cpi, td, ctx, mi_row, mi_col, subsize, 0); - encode_superblock(cpi, td, tp, 0, mi_row, mi_col, subsize, ctx); - rd_pick_sb_modes(cpi, tile_data, x, - mi_row, mi_col + (mi_step >> 1), &tmp_rdc, - subsize, &pc_tree->vertical[bsize > BLOCK_8X8], - INT64_MAX); - if (tmp_rdc.rate == INT_MAX || tmp_rdc.dist == INT64_MAX) { - vp10_rd_cost_reset(&last_part_rdc); - break; - } - last_part_rdc.rate += tmp_rdc.rate; - last_part_rdc.dist += tmp_rdc.dist; - last_part_rdc.rdcost += tmp_rdc.rdcost; - } - break; - case PARTITION_SPLIT: - if (bsize == BLOCK_8X8) { - rd_pick_sb_modes(cpi, tile_data, x, mi_row, mi_col, &last_part_rdc, - subsize, pc_tree->leaf_split[0], INT64_MAX); - break; - } - last_part_rdc.rate = 0; - last_part_rdc.dist = 0; - last_part_rdc.rdcost = 0; - for (i = 0; i < 4; i++) { - int x_idx = (i & 1) * (mi_step >> 1); - int y_idx = (i >> 1) * (mi_step >> 1); - int jj = i >> 1, ii = i & 0x01; - RD_COST tmp_rdc; - if ((mi_row + y_idx >= cm->mi_rows) || (mi_col + x_idx >= cm->mi_cols)) - continue; - - vp10_rd_cost_init(&tmp_rdc); - rd_use_partition(cpi, td, tile_data, - mi_8x8 + jj * bss * mis + ii * bss, tp, - mi_row + y_idx, mi_col + x_idx, subsize, - &tmp_rdc.rate, &tmp_rdc.dist, - i != 3, pc_tree->split[i]); - if (tmp_rdc.rate == INT_MAX || tmp_rdc.dist == INT64_MAX) { - vp10_rd_cost_reset(&last_part_rdc); - break; - } - last_part_rdc.rate += tmp_rdc.rate; - last_part_rdc.dist += tmp_rdc.dist; - } - break; - default: - assert(0); - break; - } - - pl = partition_plane_context(xd, mi_row, mi_col, bsize); - if (last_part_rdc.rate < INT_MAX) { - last_part_rdc.rate += cpi->partition_cost[pl][partition]; - last_part_rdc.rdcost = RDCOST(x->rdmult, x->rddiv, - last_part_rdc.rate, last_part_rdc.dist); - } - - if (do_partition_search - && cpi->sf.adjust_partitioning_from_last_frame - && cpi->sf.partition_search_type == SEARCH_PARTITION - && partition != PARTITION_SPLIT && bsize > BLOCK_8X8 - && (mi_row + mi_step < cm->mi_rows || - mi_row + (mi_step >> 1) == cm->mi_rows) - && (mi_col + mi_step < cm->mi_cols || - mi_col + (mi_step >> 1) == cm->mi_cols)) { - BLOCK_SIZE split_subsize = get_subsize(bsize, PARTITION_SPLIT); - chosen_rdc.rate = 0; - chosen_rdc.dist = 0; - restore_context(x, mi_row, mi_col, a, l, sa, sl, bsize); - pc_tree->partitioning = PARTITION_SPLIT; - - // Split partition. - for (i = 0; i < 4; i++) { - int x_idx = (i & 1) * (mi_step >> 1); - int y_idx = (i >> 1) * (mi_step >> 1); - RD_COST tmp_rdc; - ENTROPY_CONTEXT l[16 * MAX_MB_PLANE], a[16 * MAX_MB_PLANE]; - PARTITION_CONTEXT sl[8], sa[8]; - - if ((mi_row + y_idx >= cm->mi_rows) || (mi_col + x_idx >= cm->mi_cols)) - continue; - - save_context(x, mi_row, mi_col, a, l, sa, sl, bsize); - pc_tree->split[i]->partitioning = PARTITION_NONE; - rd_pick_sb_modes(cpi, tile_data, x, - mi_row + y_idx, mi_col + x_idx, &tmp_rdc, - split_subsize, &pc_tree->split[i]->none, INT64_MAX); - - restore_context(x, mi_row, mi_col, a, l, sa, sl, bsize); - - if (tmp_rdc.rate == INT_MAX || tmp_rdc.dist == INT64_MAX) { - vp10_rd_cost_reset(&chosen_rdc); - break; - } - - chosen_rdc.rate += tmp_rdc.rate; - chosen_rdc.dist += tmp_rdc.dist; - - if (i != 3) - encode_sb(cpi, td, tile_info, tp, mi_row + y_idx, mi_col + x_idx, 0, - split_subsize, pc_tree->split[i]); - - pl = partition_plane_context(xd, mi_row + y_idx, mi_col + x_idx, - split_subsize); - chosen_rdc.rate += cpi->partition_cost[pl][PARTITION_NONE]; - } - pl = partition_plane_context(xd, mi_row, mi_col, bsize); - if (chosen_rdc.rate < INT_MAX) { - chosen_rdc.rate += cpi->partition_cost[pl][PARTITION_SPLIT]; - chosen_rdc.rdcost = RDCOST(x->rdmult, x->rddiv, - chosen_rdc.rate, chosen_rdc.dist); - } - } - - // If last_part is better set the partitioning to that. - if (last_part_rdc.rdcost < chosen_rdc.rdcost) { - mi_8x8[0]->mbmi.sb_type = bsize; - if (bsize >= BLOCK_8X8) - pc_tree->partitioning = partition; - chosen_rdc = last_part_rdc; - } - // If none was better set the partitioning to that. - if (none_rdc.rdcost < chosen_rdc.rdcost) { - if (bsize >= BLOCK_8X8) - pc_tree->partitioning = PARTITION_NONE; - chosen_rdc = none_rdc; - } - - restore_context(x, mi_row, mi_col, a, l, sa, sl, bsize); - - // We must have chosen a partitioning and encoding or we'll fail later on. - // No other opportunities for success. - if (bsize == BLOCK_64X64) - assert(chosen_rdc.rate < INT_MAX && chosen_rdc.dist < INT64_MAX); - - if (do_recon) { - int output_enabled = (bsize == BLOCK_64X64); - encode_sb(cpi, td, tile_info, tp, mi_row, mi_col, output_enabled, bsize, - pc_tree); - } - - *rate = chosen_rdc.rate; - *dist = chosen_rdc.dist; -} - -static const BLOCK_SIZE min_partition_size[BLOCK_SIZES] = { - BLOCK_4X4, BLOCK_4X4, BLOCK_4X4, - BLOCK_4X4, BLOCK_4X4, BLOCK_4X4, - BLOCK_8X8, BLOCK_8X8, BLOCK_8X8, - BLOCK_16X16, BLOCK_16X16, BLOCK_16X16, - BLOCK_16X16 -}; - -static const BLOCK_SIZE max_partition_size[BLOCK_SIZES] = { - BLOCK_8X8, BLOCK_16X16, BLOCK_16X16, - BLOCK_16X16, BLOCK_32X32, BLOCK_32X32, - BLOCK_32X32, BLOCK_64X64, BLOCK_64X64, - BLOCK_64X64, BLOCK_64X64, BLOCK_64X64, - BLOCK_64X64 -}; - - -// Look at all the mode_info entries for blocks that are part of this -// partition and find the min and max values for sb_type. -// At the moment this is designed to work on a 64x64 SB but could be -// adjusted to use a size parameter. -// -// The min and max are assumed to have been initialized prior to calling this -// function so repeat calls can accumulate a min and max of more than one sb64. -static void get_sb_partition_size_range(MACROBLOCKD *xd, MODE_INFO **mi_8x8, - BLOCK_SIZE *min_block_size, - BLOCK_SIZE *max_block_size, - int bs_hist[BLOCK_SIZES]) { - int sb_width_in_blocks = MI_BLOCK_SIZE; - int sb_height_in_blocks = MI_BLOCK_SIZE; - int i, j; - int index = 0; - - // Check the sb_type for each block that belongs to this region. - for (i = 0; i < sb_height_in_blocks; ++i) { - for (j = 0; j < sb_width_in_blocks; ++j) { - MODE_INFO *mi = mi_8x8[index+j]; - BLOCK_SIZE sb_type = mi ? mi->mbmi.sb_type : 0; - bs_hist[sb_type]++; - *min_block_size = VPXMIN(*min_block_size, sb_type); - *max_block_size = VPXMAX(*max_block_size, sb_type); - } - index += xd->mi_stride; - } -} - -// Next square block size less or equal than current block size. -static const BLOCK_SIZE next_square_size[BLOCK_SIZES] = { - BLOCK_4X4, BLOCK_4X4, BLOCK_4X4, - BLOCK_8X8, BLOCK_8X8, BLOCK_8X8, - BLOCK_16X16, BLOCK_16X16, BLOCK_16X16, - BLOCK_32X32, BLOCK_32X32, BLOCK_32X32, - BLOCK_64X64 -}; - -// Look at neighboring blocks and set a min and max partition size based on -// what they chose. -static void rd_auto_partition_range(VP10_COMP *cpi, const TileInfo *const tile, - MACROBLOCKD *const xd, - int mi_row, int mi_col, - BLOCK_SIZE *min_block_size, - BLOCK_SIZE *max_block_size) { - VP10_COMMON *const cm = &cpi->common; - MODE_INFO **mi = xd->mi; - const int left_in_image = xd->left_available && mi[-1]; - const int above_in_image = xd->up_available && mi[-xd->mi_stride]; - const int row8x8_remaining = tile->mi_row_end - mi_row; - const int col8x8_remaining = tile->mi_col_end - mi_col; - int bh, bw; - BLOCK_SIZE min_size = BLOCK_4X4; - BLOCK_SIZE max_size = BLOCK_64X64; - int bs_hist[BLOCK_SIZES] = {0}; - - // Trap case where we do not have a prediction. - if (left_in_image || above_in_image || cm->frame_type != KEY_FRAME) { - // Default "min to max" and "max to min" - min_size = BLOCK_64X64; - max_size = BLOCK_4X4; - - // NOTE: each call to get_sb_partition_size_range() uses the previous - // passed in values for min and max as a starting point. - // Find the min and max partition used in previous frame at this location - if (cm->frame_type != KEY_FRAME) { - MODE_INFO **prev_mi = - &cm->prev_mi_grid_visible[mi_row * xd->mi_stride + mi_col]; - get_sb_partition_size_range(xd, prev_mi, &min_size, &max_size, bs_hist); - } - // Find the min and max partition sizes used in the left SB64 - if (left_in_image) { - MODE_INFO **left_sb64_mi = &mi[-MI_BLOCK_SIZE]; - get_sb_partition_size_range(xd, left_sb64_mi, &min_size, &max_size, - bs_hist); - } - // Find the min and max partition sizes used in the above SB64. - if (above_in_image) { - MODE_INFO **above_sb64_mi = &mi[-xd->mi_stride * MI_BLOCK_SIZE]; - get_sb_partition_size_range(xd, above_sb64_mi, &min_size, &max_size, - bs_hist); - } - - // Adjust observed min and max for "relaxed" auto partition case. - if (cpi->sf.auto_min_max_partition_size == RELAXED_NEIGHBORING_MIN_MAX) { - min_size = min_partition_size[min_size]; - max_size = max_partition_size[max_size]; - } - } - - // Check border cases where max and min from neighbors may not be legal. - max_size = find_partition_size(max_size, - row8x8_remaining, col8x8_remaining, - &bh, &bw); - // Test for blocks at the edge of the active image. - // This may be the actual edge of the image or where there are formatting - // bars. - if (vp10_active_edge_sb(cpi, mi_row, mi_col)) { - min_size = BLOCK_4X4; - } else { - min_size = - VPXMIN(cpi->sf.rd_auto_partition_min_limit, VPXMIN(min_size, max_size)); - } - - // When use_square_partition_only is true, make sure at least one square - // partition is allowed by selecting the next smaller square size as - // *min_block_size. - if (cpi->sf.use_square_partition_only && - next_square_size[max_size] < min_size) { - min_size = next_square_size[max_size]; - } - - *min_block_size = min_size; - *max_block_size = max_size; -} - -// TODO(jingning) refactor functions setting partition search range -static void set_partition_range(VP10_COMMON *cm, MACROBLOCKD *xd, - int mi_row, int mi_col, BLOCK_SIZE bsize, - BLOCK_SIZE *min_bs, BLOCK_SIZE *max_bs) { - int mi_width = num_8x8_blocks_wide_lookup[bsize]; - int mi_height = num_8x8_blocks_high_lookup[bsize]; - int idx, idy; - - MODE_INFO *mi; - const int idx_str = cm->mi_stride * mi_row + mi_col; - MODE_INFO **prev_mi = &cm->prev_mi_grid_visible[idx_str]; - BLOCK_SIZE bs, min_size, max_size; - - min_size = BLOCK_64X64; - max_size = BLOCK_4X4; - - if (prev_mi) { - for (idy = 0; idy < mi_height; ++idy) { - for (idx = 0; idx < mi_width; ++idx) { - mi = prev_mi[idy * cm->mi_stride + idx]; - bs = mi ? mi->mbmi.sb_type : bsize; - min_size = VPXMIN(min_size, bs); - max_size = VPXMAX(max_size, bs); - } - } - } - - if (xd->left_available) { - for (idy = 0; idy < mi_height; ++idy) { - mi = xd->mi[idy * cm->mi_stride - 1]; - bs = mi ? mi->mbmi.sb_type : bsize; - min_size = VPXMIN(min_size, bs); - max_size = VPXMAX(max_size, bs); - } - } - - if (xd->up_available) { - for (idx = 0; idx < mi_width; ++idx) { - mi = xd->mi[idx - cm->mi_stride]; - bs = mi ? mi->mbmi.sb_type : bsize; - min_size = VPXMIN(min_size, bs); - max_size = VPXMAX(max_size, bs); - } - } - - if (min_size == max_size) { - min_size = min_partition_size[min_size]; - max_size = max_partition_size[max_size]; - } - - *min_bs = min_size; - *max_bs = max_size; -} - -static INLINE void store_pred_mv(MACROBLOCK *x, PICK_MODE_CONTEXT *ctx) { - memcpy(ctx->pred_mv, x->pred_mv, sizeof(x->pred_mv)); -} - -static INLINE void load_pred_mv(MACROBLOCK *x, PICK_MODE_CONTEXT *ctx) { - memcpy(x->pred_mv, ctx->pred_mv, sizeof(x->pred_mv)); -} - -#if CONFIG_FP_MB_STATS -const int num_16x16_blocks_wide_lookup[BLOCK_SIZES] = - {1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 4, 4}; -const int num_16x16_blocks_high_lookup[BLOCK_SIZES] = - {1, 1, 1, 1, 1, 1, 1, 2, 1, 2, 4, 2, 4}; -const int qindex_skip_threshold_lookup[BLOCK_SIZES] = - {0, 10, 10, 30, 40, 40, 60, 80, 80, 90, 100, 100, 120}; -const int qindex_split_threshold_lookup[BLOCK_SIZES] = - {0, 3, 3, 7, 15, 15, 30, 40, 40, 60, 80, 80, 120}; -const int complexity_16x16_blocks_threshold[BLOCK_SIZES] = - {1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 4, 4, 6}; - -typedef enum { - MV_ZERO = 0, - MV_LEFT = 1, - MV_UP = 2, - MV_RIGHT = 3, - MV_DOWN = 4, - MV_INVALID -} MOTION_DIRECTION; - -static INLINE MOTION_DIRECTION get_motion_direction_fp(uint8_t fp_byte) { - if (fp_byte & FPMB_MOTION_ZERO_MASK) { - return MV_ZERO; - } else if (fp_byte & FPMB_MOTION_LEFT_MASK) { - return MV_LEFT; - } else if (fp_byte & FPMB_MOTION_RIGHT_MASK) { - return MV_RIGHT; - } else if (fp_byte & FPMB_MOTION_UP_MASK) { - return MV_UP; - } else { - return MV_DOWN; - } -} - -static INLINE int get_motion_inconsistency(MOTION_DIRECTION this_mv, - MOTION_DIRECTION that_mv) { - if (this_mv == that_mv) { - return 0; - } else { - return abs(this_mv - that_mv) == 2 ? 2 : 1; - } -} -#endif - -// TODO(jingning,jimbankoski,rbultje): properly skip partition types that are -// unlikely to be selected depending on previous rate-distortion optimization -// results, for encoding speed-up. -static void rd_pick_partition(VP10_COMP *cpi, ThreadData *td, - TileDataEnc *tile_data, - TOKENEXTRA **tp, int mi_row, int mi_col, - BLOCK_SIZE bsize, RD_COST *rd_cost, - int64_t best_rd, PC_TREE *pc_tree) { - VP10_COMMON *const cm = &cpi->common; - TileInfo *const tile_info = &tile_data->tile_info; - MACROBLOCK *const x = &td->mb; - MACROBLOCKD *const xd = &x->e_mbd; - const int mi_step = num_8x8_blocks_wide_lookup[bsize] / 2; - ENTROPY_CONTEXT l[16 * MAX_MB_PLANE], a[16 * MAX_MB_PLANE]; - PARTITION_CONTEXT sl[8], sa[8]; - TOKENEXTRA *tp_orig = *tp; - PICK_MODE_CONTEXT *ctx = &pc_tree->none; - int i, pl; - BLOCK_SIZE subsize; - RD_COST this_rdc, sum_rdc, best_rdc; - int do_split = bsize >= BLOCK_8X8; - int do_rect = 1; - - // Override skipping rectangular partition operations for edge blocks - const int force_horz_split = (mi_row + mi_step >= cm->mi_rows); - const int force_vert_split = (mi_col + mi_step >= cm->mi_cols); - const int xss = x->e_mbd.plane[1].subsampling_x; - const int yss = x->e_mbd.plane[1].subsampling_y; - - BLOCK_SIZE min_size = x->min_partition_size; - BLOCK_SIZE max_size = x->max_partition_size; - -#if CONFIG_FP_MB_STATS - unsigned int src_diff_var = UINT_MAX; - int none_complexity = 0; -#endif - - int partition_none_allowed = !force_horz_split && !force_vert_split; - int partition_horz_allowed = !force_vert_split && yss <= xss && - bsize >= BLOCK_8X8; - int partition_vert_allowed = !force_horz_split && xss <= yss && - bsize >= BLOCK_8X8; - (void) *tp_orig; - - assert(num_8x8_blocks_wide_lookup[bsize] == - num_8x8_blocks_high_lookup[bsize]); - - vp10_rd_cost_init(&this_rdc); - vp10_rd_cost_init(&sum_rdc); - vp10_rd_cost_reset(&best_rdc); - best_rdc.rdcost = best_rd; - - set_offsets(cpi, tile_info, x, mi_row, mi_col, bsize); - - if (bsize == BLOCK_16X16 && cpi->oxcf.aq_mode) - x->mb_energy = vp10_block_energy(cpi, x, bsize); - - if (cpi->sf.cb_partition_search && bsize == BLOCK_16X16) { - int cb_partition_search_ctrl = ((pc_tree->index == 0 || pc_tree->index == 3) - + get_chessboard_index(cm->current_video_frame)) & 0x1; - - if (cb_partition_search_ctrl && bsize > min_size && bsize < max_size) - set_partition_range(cm, xd, mi_row, mi_col, bsize, &min_size, &max_size); - } - - // Determine partition types in search according to the speed features. - // The threshold set here has to be of square block size. - if (cpi->sf.auto_min_max_partition_size) { - partition_none_allowed &= (bsize <= max_size && bsize >= min_size); - partition_horz_allowed &= ((bsize <= max_size && bsize > min_size) || - force_horz_split); - partition_vert_allowed &= ((bsize <= max_size && bsize > min_size) || - force_vert_split); - do_split &= bsize > min_size; - } - if (cpi->sf.use_square_partition_only) { - partition_horz_allowed &= force_horz_split; - partition_vert_allowed &= force_vert_split; - } - - save_context(x, mi_row, mi_col, a, l, sa, sl, bsize); - -#if CONFIG_FP_MB_STATS - if (cpi->use_fp_mb_stats) { - set_offsets(cpi, tile_info, x, mi_row, mi_col, bsize); - src_diff_var = get_sby_perpixel_diff_variance(cpi, &x->plane[0].src, - mi_row, mi_col, bsize); - } -#endif - -#if CONFIG_FP_MB_STATS - // Decide whether we shall split directly and skip searching NONE by using - // the first pass block statistics - if (cpi->use_fp_mb_stats && bsize >= BLOCK_32X32 && do_split && - partition_none_allowed && src_diff_var > 4 && - cm->base_qindex < qindex_split_threshold_lookup[bsize]) { - int mb_row = mi_row >> 1; - int mb_col = mi_col >> 1; - int mb_row_end = - VPXMIN(mb_row + num_16x16_blocks_high_lookup[bsize], cm->mb_rows); - int mb_col_end = - VPXMIN(mb_col + num_16x16_blocks_wide_lookup[bsize], cm->mb_cols); - int r, c; - - // compute a complexity measure, basically measure inconsistency of motion - // vectors obtained from the first pass in the current block - for (r = mb_row; r < mb_row_end ; r++) { - for (c = mb_col; c < mb_col_end; c++) { - const int mb_index = r * cm->mb_cols + c; - - MOTION_DIRECTION this_mv; - MOTION_DIRECTION right_mv; - MOTION_DIRECTION bottom_mv; - - this_mv = - get_motion_direction_fp(cpi->twopass.this_frame_mb_stats[mb_index]); - - // to its right - if (c != mb_col_end - 1) { - right_mv = get_motion_direction_fp( - cpi->twopass.this_frame_mb_stats[mb_index + 1]); - none_complexity += get_motion_inconsistency(this_mv, right_mv); - } - - // to its bottom - if (r != mb_row_end - 1) { - bottom_mv = get_motion_direction_fp( - cpi->twopass.this_frame_mb_stats[mb_index + cm->mb_cols]); - none_complexity += get_motion_inconsistency(this_mv, bottom_mv); - } - - // do not count its left and top neighbors to avoid double counting - } - } - - if (none_complexity > complexity_16x16_blocks_threshold[bsize]) { - partition_none_allowed = 0; - } - } -#endif - - // PARTITION_NONE - if (partition_none_allowed) { - rd_pick_sb_modes(cpi, tile_data, x, mi_row, mi_col, - &this_rdc, bsize, ctx, best_rdc.rdcost); - if (this_rdc.rate != INT_MAX) { - if (bsize >= BLOCK_8X8) { - pl = partition_plane_context(xd, mi_row, mi_col, bsize); - this_rdc.rate += cpi->partition_cost[pl][PARTITION_NONE]; - this_rdc.rdcost = RDCOST(x->rdmult, x->rddiv, - this_rdc.rate, this_rdc.dist); - } - - if (this_rdc.rdcost < best_rdc.rdcost) { - int64_t dist_breakout_thr = cpi->sf.partition_search_breakout_dist_thr; - int rate_breakout_thr = cpi->sf.partition_search_breakout_rate_thr; - - best_rdc = this_rdc; - if (bsize >= BLOCK_8X8) - pc_tree->partitioning = PARTITION_NONE; - - // Adjust dist breakout threshold according to the partition size. - dist_breakout_thr >>= 8 - (b_width_log2_lookup[bsize] + - b_height_log2_lookup[bsize]); - - rate_breakout_thr *= num_pels_log2_lookup[bsize]; - - // If all y, u, v transform blocks in this partition are skippable, and - // the dist & rate are within the thresholds, the partition search is - // terminated for current branch of the partition search tree. - // The dist & rate thresholds are set to 0 at speed 0 to disable the - // early termination at that speed. - if (!x->e_mbd.lossless[xd->mi[0]->mbmi.segment_id] && - (ctx->skippable && best_rdc.dist < dist_breakout_thr && - best_rdc.rate < rate_breakout_thr)) { - do_split = 0; - do_rect = 0; - } - -#if CONFIG_FP_MB_STATS - // Check if every 16x16 first pass block statistics has zero - // motion and the corresponding first pass residue is small enough. - // If that is the case, check the difference variance between the - // current frame and the last frame. If the variance is small enough, - // stop further splitting in RD optimization - if (cpi->use_fp_mb_stats && do_split != 0 && - cm->base_qindex > qindex_skip_threshold_lookup[bsize]) { - int mb_row = mi_row >> 1; - int mb_col = mi_col >> 1; - int mb_row_end = - VPXMIN(mb_row + num_16x16_blocks_high_lookup[bsize], cm->mb_rows); - int mb_col_end = - VPXMIN(mb_col + num_16x16_blocks_wide_lookup[bsize], cm->mb_cols); - int r, c; - - int skip = 1; - for (r = mb_row; r < mb_row_end; r++) { - for (c = mb_col; c < mb_col_end; c++) { - const int mb_index = r * cm->mb_cols + c; - if (!(cpi->twopass.this_frame_mb_stats[mb_index] & - FPMB_MOTION_ZERO_MASK) || - !(cpi->twopass.this_frame_mb_stats[mb_index] & - FPMB_ERROR_SMALL_MASK)) { - skip = 0; - break; - } - } - if (skip == 0) { - break; - } - } - if (skip) { - if (src_diff_var == UINT_MAX) { - set_offsets(cpi, tile_info, x, mi_row, mi_col, bsize); - src_diff_var = get_sby_perpixel_diff_variance( - cpi, &x->plane[0].src, mi_row, mi_col, bsize); - } - if (src_diff_var < 8) { - do_split = 0; - do_rect = 0; - } - } - } -#endif - } - } - restore_context(x, mi_row, mi_col, a, l, sa, sl, bsize); - } - - // store estimated motion vector - if (cpi->sf.adaptive_motion_search) - store_pred_mv(x, ctx); - - // PARTITION_SPLIT - // TODO(jingning): use the motion vectors given by the above search as - // the starting point of motion search in the following partition type check. - if (do_split) { - subsize = get_subsize(bsize, PARTITION_SPLIT); - if (bsize == BLOCK_8X8) { - i = 4; - if (cpi->sf.adaptive_pred_interp_filter && partition_none_allowed) - pc_tree->leaf_split[0]->pred_interp_filter = - ctx->mic.mbmi.interp_filter; - rd_pick_sb_modes(cpi, tile_data, x, mi_row, mi_col, &sum_rdc, subsize, - pc_tree->leaf_split[0], best_rdc.rdcost); - if (sum_rdc.rate == INT_MAX) - sum_rdc.rdcost = INT64_MAX; - } else { - for (i = 0; i < 4 && sum_rdc.rdcost < best_rdc.rdcost; ++i) { - const int x_idx = (i & 1) * mi_step; - const int y_idx = (i >> 1) * mi_step; - - if (mi_row + y_idx >= cm->mi_rows || mi_col + x_idx >= cm->mi_cols) - continue; - - if (cpi->sf.adaptive_motion_search) - load_pred_mv(x, ctx); - - pc_tree->split[i]->index = i; - rd_pick_partition(cpi, td, tile_data, tp, - mi_row + y_idx, mi_col + x_idx, - subsize, &this_rdc, - best_rdc.rdcost - sum_rdc.rdcost, pc_tree->split[i]); - - if (this_rdc.rate == INT_MAX) { - sum_rdc.rdcost = INT64_MAX; - break; - } else { - sum_rdc.rate += this_rdc.rate; - sum_rdc.dist += this_rdc.dist; - sum_rdc.rdcost += this_rdc.rdcost; - } - } - } - - if (sum_rdc.rdcost < best_rdc.rdcost && i == 4) { - pl = partition_plane_context(xd, mi_row, mi_col, bsize); - sum_rdc.rate += cpi->partition_cost[pl][PARTITION_SPLIT]; - sum_rdc.rdcost = RDCOST(x->rdmult, x->rddiv, - sum_rdc.rate, sum_rdc.dist); - - if (sum_rdc.rdcost < best_rdc.rdcost) { - best_rdc = sum_rdc; - pc_tree->partitioning = PARTITION_SPLIT; - } - } else { - // skip rectangular partition test when larger block size - // gives better rd cost - if (cpi->sf.less_rectangular_check) - do_rect &= !partition_none_allowed; - } - restore_context(x, mi_row, mi_col, a, l, sa, sl, bsize); - } - - // PARTITION_HORZ - if (partition_horz_allowed && - (do_rect || vp10_active_h_edge(cpi, mi_row, mi_step))) { - subsize = get_subsize(bsize, PARTITION_HORZ); - if (cpi->sf.adaptive_motion_search) - load_pred_mv(x, ctx); - if (cpi->sf.adaptive_pred_interp_filter && bsize == BLOCK_8X8 && - partition_none_allowed) - pc_tree->horizontal[0].pred_interp_filter = - ctx->mic.mbmi.interp_filter; - rd_pick_sb_modes(cpi, tile_data, x, mi_row, mi_col, &sum_rdc, subsize, - &pc_tree->horizontal[0], best_rdc.rdcost); - - if (sum_rdc.rdcost < best_rdc.rdcost && mi_row + mi_step < cm->mi_rows && - bsize > BLOCK_8X8) { - PICK_MODE_CONTEXT *ctx = &pc_tree->horizontal[0]; - update_state(cpi, td, ctx, mi_row, mi_col, subsize, 0); - encode_superblock(cpi, td, tp, 0, mi_row, mi_col, subsize, ctx); - - if (cpi->sf.adaptive_motion_search) - load_pred_mv(x, ctx); - if (cpi->sf.adaptive_pred_interp_filter && bsize == BLOCK_8X8 && - partition_none_allowed) - pc_tree->horizontal[1].pred_interp_filter = - ctx->mic.mbmi.interp_filter; - rd_pick_sb_modes(cpi, tile_data, x, mi_row + mi_step, mi_col, - &this_rdc, subsize, &pc_tree->horizontal[1], - best_rdc.rdcost - sum_rdc.rdcost); - if (this_rdc.rate == INT_MAX) { - sum_rdc.rdcost = INT64_MAX; - } else { - sum_rdc.rate += this_rdc.rate; - sum_rdc.dist += this_rdc.dist; - sum_rdc.rdcost += this_rdc.rdcost; - } - } - - if (sum_rdc.rdcost < best_rdc.rdcost) { - pl = partition_plane_context(xd, mi_row, mi_col, bsize); - sum_rdc.rate += cpi->partition_cost[pl][PARTITION_HORZ]; - sum_rdc.rdcost = RDCOST(x->rdmult, x->rddiv, sum_rdc.rate, sum_rdc.dist); - if (sum_rdc.rdcost < best_rdc.rdcost) { - best_rdc = sum_rdc; - pc_tree->partitioning = PARTITION_HORZ; - } - } - restore_context(x, mi_row, mi_col, a, l, sa, sl, bsize); - } - // PARTITION_VERT - if (partition_vert_allowed && - (do_rect || vp10_active_v_edge(cpi, mi_col, mi_step))) { - subsize = get_subsize(bsize, PARTITION_VERT); - - if (cpi->sf.adaptive_motion_search) - load_pred_mv(x, ctx); - if (cpi->sf.adaptive_pred_interp_filter && bsize == BLOCK_8X8 && - partition_none_allowed) - pc_tree->vertical[0].pred_interp_filter = - ctx->mic.mbmi.interp_filter; - rd_pick_sb_modes(cpi, tile_data, x, mi_row, mi_col, &sum_rdc, subsize, - &pc_tree->vertical[0], best_rdc.rdcost); - if (sum_rdc.rdcost < best_rdc.rdcost && mi_col + mi_step < cm->mi_cols && - bsize > BLOCK_8X8) { - update_state(cpi, td, &pc_tree->vertical[0], mi_row, mi_col, subsize, 0); - encode_superblock(cpi, td, tp, 0, mi_row, mi_col, subsize, - &pc_tree->vertical[0]); - - if (cpi->sf.adaptive_motion_search) - load_pred_mv(x, ctx); - if (cpi->sf.adaptive_pred_interp_filter && bsize == BLOCK_8X8 && - partition_none_allowed) - pc_tree->vertical[1].pred_interp_filter = - ctx->mic.mbmi.interp_filter; - rd_pick_sb_modes(cpi, tile_data, x, mi_row, mi_col + mi_step, - &this_rdc, subsize, - &pc_tree->vertical[1], best_rdc.rdcost - sum_rdc.rdcost); - if (this_rdc.rate == INT_MAX) { - sum_rdc.rdcost = INT64_MAX; - } else { - sum_rdc.rate += this_rdc.rate; - sum_rdc.dist += this_rdc.dist; - sum_rdc.rdcost += this_rdc.rdcost; - } - } - - if (sum_rdc.rdcost < best_rdc.rdcost) { - pl = partition_plane_context(xd, mi_row, mi_col, bsize); - sum_rdc.rate += cpi->partition_cost[pl][PARTITION_VERT]; - sum_rdc.rdcost = RDCOST(x->rdmult, x->rddiv, - sum_rdc.rate, sum_rdc.dist); - if (sum_rdc.rdcost < best_rdc.rdcost) { - best_rdc = sum_rdc; - pc_tree->partitioning = PARTITION_VERT; - } - } - restore_context(x, mi_row, mi_col, a, l, sa, sl, bsize); - } - - // TODO(jbb): This code added so that we avoid static analysis - // warning related to the fact that best_rd isn't used after this - // point. This code should be refactored so that the duplicate - // checks occur in some sub function and thus are used... - (void) best_rd; - *rd_cost = best_rdc; - - - if (best_rdc.rate < INT_MAX && best_rdc.dist < INT64_MAX && - pc_tree->index != 3) { - int output_enabled = (bsize == BLOCK_64X64); - encode_sb(cpi, td, tile_info, tp, mi_row, mi_col, output_enabled, - bsize, pc_tree); - } - - if (bsize == BLOCK_64X64) { - assert(tp_orig < *tp || (tp_orig == *tp && xd->mi[0]->mbmi.skip)); - assert(best_rdc.rate < INT_MAX); - assert(best_rdc.dist < INT64_MAX); - } else { - assert(tp_orig == *tp); - } -} - -static void encode_rd_sb_row(VP10_COMP *cpi, - ThreadData *td, - TileDataEnc *tile_data, - int mi_row, - TOKENEXTRA **tp) { - VP10_COMMON *const cm = &cpi->common; - TileInfo *const tile_info = &tile_data->tile_info; - MACROBLOCK *const x = &td->mb; - MACROBLOCKD *const xd = &x->e_mbd; - SPEED_FEATURES *const sf = &cpi->sf; - int mi_col; - - // Initialize the left context for the new SB row - memset(&xd->left_context, 0, sizeof(xd->left_context)); - memset(xd->left_seg_context, 0, sizeof(xd->left_seg_context)); - - // Code each SB in the row - for (mi_col = tile_info->mi_col_start; mi_col < tile_info->mi_col_end; - mi_col += MI_BLOCK_SIZE) { - const struct segmentation *const seg = &cm->seg; - int dummy_rate; - int64_t dummy_dist; - RD_COST dummy_rdc; - int i; - int seg_skip = 0; - - const int idx_str = cm->mi_stride * mi_row + mi_col; - MODE_INFO **mi = cm->mi_grid_visible + idx_str; - - if (sf->adaptive_pred_interp_filter) { - for (i = 0; i < 64; ++i) - td->leaf_tree[i].pred_interp_filter = SWITCHABLE; - - for (i = 0; i < 64; ++i) { - td->pc_tree[i].vertical[0].pred_interp_filter = SWITCHABLE; - td->pc_tree[i].vertical[1].pred_interp_filter = SWITCHABLE; - td->pc_tree[i].horizontal[0].pred_interp_filter = SWITCHABLE; - td->pc_tree[i].horizontal[1].pred_interp_filter = SWITCHABLE; - } - } - - vp10_zero(x->pred_mv); - td->pc_root->index = 0; - - if (seg->enabled) { - const uint8_t *const map = seg->update_map ? cpi->segmentation_map - : cm->last_frame_seg_map; - int segment_id = get_segment_id(cm, map, BLOCK_64X64, mi_row, mi_col); - seg_skip = segfeature_active(seg, segment_id, SEG_LVL_SKIP); - } - - x->source_variance = UINT_MAX; - if (sf->partition_search_type == FIXED_PARTITION || seg_skip) { - const BLOCK_SIZE bsize = - seg_skip ? BLOCK_64X64 : sf->always_this_block_size; - set_offsets(cpi, tile_info, x, mi_row, mi_col, BLOCK_64X64); - set_fixed_partitioning(cpi, tile_info, mi, mi_row, mi_col, bsize); - rd_use_partition(cpi, td, tile_data, mi, tp, mi_row, mi_col, - BLOCK_64X64, &dummy_rate, &dummy_dist, 1, td->pc_root); - } else if (cpi->partition_search_skippable_frame) { - BLOCK_SIZE bsize; - set_offsets(cpi, tile_info, x, mi_row, mi_col, BLOCK_64X64); - bsize = get_rd_var_based_fixed_partition(cpi, x, mi_row, mi_col); - set_fixed_partitioning(cpi, tile_info, mi, mi_row, mi_col, bsize); - rd_use_partition(cpi, td, tile_data, mi, tp, mi_row, mi_col, - BLOCK_64X64, &dummy_rate, &dummy_dist, 1, td->pc_root); - } else if (sf->partition_search_type == VAR_BASED_PARTITION && - cm->frame_type != KEY_FRAME) { - choose_partitioning(cpi, tile_info, x, mi_row, mi_col); - rd_use_partition(cpi, td, tile_data, mi, tp, mi_row, mi_col, - BLOCK_64X64, &dummy_rate, &dummy_dist, 1, td->pc_root); - } else { - // If required set upper and lower partition size limits - if (sf->auto_min_max_partition_size) { - set_offsets(cpi, tile_info, x, mi_row, mi_col, BLOCK_64X64); - rd_auto_partition_range(cpi, tile_info, xd, mi_row, mi_col, - &x->min_partition_size, - &x->max_partition_size); - } - rd_pick_partition(cpi, td, tile_data, tp, mi_row, mi_col, BLOCK_64X64, - &dummy_rdc, INT64_MAX, td->pc_root); - } - } -} - -static void init_encode_frame_mb_context(VP10_COMP *cpi) { - MACROBLOCK *const x = &cpi->td.mb; - VP10_COMMON *const cm = &cpi->common; - MACROBLOCKD *const xd = &x->e_mbd; - const int aligned_mi_cols = mi_cols_aligned_to_sb(cm->mi_cols); - - // Copy data over into macro block data structures. - vp10_setup_src_planes(x, cpi->Source, 0, 0); - - vp10_setup_block_planes(&x->e_mbd, cm->subsampling_x, cm->subsampling_y); - - // Note: this memset assumes above_context[0], [1] and [2] - // are allocated as part of the same buffer. - memset(xd->above_context[0], 0, - sizeof(*xd->above_context[0]) * - 2 * aligned_mi_cols * MAX_MB_PLANE); - memset(xd->above_seg_context, 0, - sizeof(*xd->above_seg_context) * aligned_mi_cols); -} - -static int check_dual_ref_flags(VP10_COMP *cpi) { - const int ref_flags = cpi->ref_frame_flags; - - if (segfeature_active(&cpi->common.seg, 1, SEG_LVL_REF_FRAME)) { - return 0; - } else { - return (!!(ref_flags & VP9_GOLD_FLAG) + !!(ref_flags & VP9_LAST_FLAG) - + !!(ref_flags & VP9_ALT_FLAG)) >= 2; - } -} - -static void reset_skip_tx_size(VP10_COMMON *cm, TX_SIZE max_tx_size) { - int mi_row, mi_col; - const int mis = cm->mi_stride; - MODE_INFO **mi_ptr = cm->mi_grid_visible; - - for (mi_row = 0; mi_row < cm->mi_rows; ++mi_row, mi_ptr += mis) { - for (mi_col = 0; mi_col < cm->mi_cols; ++mi_col) { - if (mi_ptr[mi_col]->mbmi.tx_size > max_tx_size) - mi_ptr[mi_col]->mbmi.tx_size = max_tx_size; - } - } -} - -static MV_REFERENCE_FRAME get_frame_type(const VP10_COMP *cpi) { - if (frame_is_intra_only(&cpi->common)) - return INTRA_FRAME; - else if (cpi->rc.is_src_frame_alt_ref && cpi->refresh_golden_frame) - return ALTREF_FRAME; - else if (cpi->refresh_golden_frame || cpi->refresh_alt_ref_frame) - return GOLDEN_FRAME; - else - return LAST_FRAME; -} - -static TX_MODE select_tx_mode(const VP10_COMP *cpi, MACROBLOCKD *const xd) { - if (!cpi->common.seg.enabled && xd->lossless[0]) - return ONLY_4X4; - if (cpi->sf.tx_size_search_method == USE_LARGESTALL) - return ALLOW_32X32; - else if (cpi->sf.tx_size_search_method == USE_FULL_RD|| - cpi->sf.tx_size_search_method == USE_TX_8X8) - return TX_MODE_SELECT; - else - return cpi->common.tx_mode; -} - -void vp10_init_tile_data(VP10_COMP *cpi) { - VP10_COMMON *const cm = &cpi->common; - const int tile_cols = 1 << cm->log2_tile_cols; - const int tile_rows = 1 << cm->log2_tile_rows; - int tile_col, tile_row; - TOKENEXTRA *pre_tok = cpi->tile_tok[0][0]; - int tile_tok = 0; - - if (cpi->tile_data == NULL || cpi->allocated_tiles < tile_cols * tile_rows) { - if (cpi->tile_data != NULL) - vpx_free(cpi->tile_data); - CHECK_MEM_ERROR(cm, cpi->tile_data, - vpx_malloc(tile_cols * tile_rows * sizeof(*cpi->tile_data))); - cpi->allocated_tiles = tile_cols * tile_rows; - - for (tile_row = 0; tile_row < tile_rows; ++tile_row) - for (tile_col = 0; tile_col < tile_cols; ++tile_col) { - TileDataEnc *tile_data = - &cpi->tile_data[tile_row * tile_cols + tile_col]; - int i, j; - for (i = 0; i < BLOCK_SIZES; ++i) { - for (j = 0; j < MAX_MODES; ++j) { - tile_data->thresh_freq_fact[i][j] = 32; - tile_data->mode_map[i][j] = j; - } - } - } - } - - for (tile_row = 0; tile_row < tile_rows; ++tile_row) { - for (tile_col = 0; tile_col < tile_cols; ++tile_col) { - TileInfo *tile_info = - &cpi->tile_data[tile_row * tile_cols + tile_col].tile_info; - vp10_tile_init(tile_info, cm, tile_row, tile_col); - - cpi->tile_tok[tile_row][tile_col] = pre_tok + tile_tok; - pre_tok = cpi->tile_tok[tile_row][tile_col]; - tile_tok = allocated_tokens(*tile_info); - } - } -} - -void vp10_encode_tile(VP10_COMP *cpi, ThreadData *td, - int tile_row, int tile_col) { - VP10_COMMON *const cm = &cpi->common; - const int tile_cols = 1 << cm->log2_tile_cols; - TileDataEnc *this_tile = - &cpi->tile_data[tile_row * tile_cols + tile_col]; - const TileInfo * const tile_info = &this_tile->tile_info; - TOKENEXTRA *tok = cpi->tile_tok[tile_row][tile_col]; - int mi_row; - - for (mi_row = tile_info->mi_row_start; mi_row < tile_info->mi_row_end; - mi_row += MI_BLOCK_SIZE) { - encode_rd_sb_row(cpi, td, this_tile, mi_row, &tok); - } - cpi->tok_count[tile_row][tile_col] = - (unsigned int)(tok - cpi->tile_tok[tile_row][tile_col]); - assert(tok - cpi->tile_tok[tile_row][tile_col] <= - allocated_tokens(*tile_info)); -} - -static void encode_tiles(VP10_COMP *cpi) { - VP10_COMMON *const cm = &cpi->common; - const int tile_cols = 1 << cm->log2_tile_cols; - const int tile_rows = 1 << cm->log2_tile_rows; - int tile_col, tile_row; - - vp10_init_tile_data(cpi); - - for (tile_row = 0; tile_row < tile_rows; ++tile_row) - for (tile_col = 0; tile_col < tile_cols; ++tile_col) - vp10_encode_tile(cpi, &cpi->td, tile_row, tile_col); -} - -#if CONFIG_FP_MB_STATS -static int input_fpmb_stats(FIRSTPASS_MB_STATS *firstpass_mb_stats, - VP10_COMMON *cm, uint8_t **this_frame_mb_stats) { - uint8_t *mb_stats_in = firstpass_mb_stats->mb_stats_start + - cm->current_video_frame * cm->MBs * sizeof(uint8_t); - - if (mb_stats_in > firstpass_mb_stats->mb_stats_end) - return EOF; - - *this_frame_mb_stats = mb_stats_in; - - return 1; -} -#endif - -static void encode_frame_internal(VP10_COMP *cpi) { - ThreadData *const td = &cpi->td; - MACROBLOCK *const x = &td->mb; - VP10_COMMON *const cm = &cpi->common; - MACROBLOCKD *const xd = &x->e_mbd; - RD_COUNTS *const rdc = &cpi->td.rd_counts; - int i; - - xd->mi = cm->mi_grid_visible; - xd->mi[0] = cm->mi; - - vp10_zero(*td->counts); - vp10_zero(rdc->coef_counts); - vp10_zero(rdc->comp_pred_diff); - vp10_zero(rdc->filter_diff); - - for (i = 0; i < (cm->seg.enabled ? MAX_SEGMENTS : 1); ++i) { -#if CONFIG_MISC_FIXES - const int qindex = vp10_get_qindex(&cm->seg, i, cm->base_qindex); -#endif - xd->lossless[i] = cm->y_dc_delta_q == 0 && -#if CONFIG_MISC_FIXES - qindex == 0 && -#else - cm->base_qindex == 0 && -#endif - cm->uv_dc_delta_q == 0 && - cm->uv_ac_delta_q == 0; - } - - if (!cm->seg.enabled && xd->lossless[0]) - x->optimize = 0; - - cm->tx_mode = select_tx_mode(cpi, xd); - - vp10_frame_init_quantizer(cpi); - - vp10_initialize_rd_consts(cpi); - vp10_initialize_me_consts(cpi, x, cm->base_qindex); - init_encode_frame_mb_context(cpi); - cm->use_prev_frame_mvs = !cm->error_resilient_mode && - cm->width == cm->last_width && - cm->height == cm->last_height && - !cm->intra_only && - cm->last_show_frame; - // Special case: set prev_mi to NULL when the previous mode info - // context cannot be used. - cm->prev_mi = cm->use_prev_frame_mvs ? - cm->prev_mip + cm->mi_stride + 1 : NULL; - - x->quant_fp = cpi->sf.use_quant_fp; - vp10_zero(x->skip_txfm); - - { - struct vpx_usec_timer emr_timer; - vpx_usec_timer_start(&emr_timer); - -#if CONFIG_FP_MB_STATS - if (cpi->use_fp_mb_stats) { - input_fpmb_stats(&cpi->twopass.firstpass_mb_stats, cm, - &cpi->twopass.this_frame_mb_stats); - } -#endif - - // If allowed, encoding tiles in parallel with one thread handling one tile. - if (VPXMIN(cpi->oxcf.max_threads, 1 << cm->log2_tile_cols) > 1) - vp10_encode_tiles_mt(cpi); - else - encode_tiles(cpi); - - vpx_usec_timer_mark(&emr_timer); - cpi->time_encode_sb_row += vpx_usec_timer_elapsed(&emr_timer); - } - -#if 0 - // Keep record of the total distortion this time around for future use - cpi->last_frame_distortion = cpi->frame_distortion; -#endif -} - -static INTERP_FILTER get_interp_filter( - const int64_t threshes[SWITCHABLE_FILTER_CONTEXTS], int is_alt_ref) { - if (!is_alt_ref && - threshes[EIGHTTAP_SMOOTH] > threshes[EIGHTTAP] && - threshes[EIGHTTAP_SMOOTH] > threshes[EIGHTTAP_SHARP] && - threshes[EIGHTTAP_SMOOTH] > threshes[SWITCHABLE - 1]) { - return EIGHTTAP_SMOOTH; - } else if (threshes[EIGHTTAP_SHARP] > threshes[EIGHTTAP] && - threshes[EIGHTTAP_SHARP] > threshes[SWITCHABLE - 1]) { - return EIGHTTAP_SHARP; - } else if (threshes[EIGHTTAP] > threshes[SWITCHABLE - 1]) { - return EIGHTTAP; - } else { - return SWITCHABLE; - } -} - -void vp10_encode_frame(VP10_COMP *cpi) { - VP10_COMMON *const cm = &cpi->common; - - // In the longer term the encoder should be generalized to match the - // decoder such that we allow compound where one of the 3 buffers has a - // different sign bias and that buffer is then the fixed ref. However, this - // requires further work in the rd loop. For now the only supported encoder - // side behavior is where the ALT ref buffer has opposite sign bias to - // the other two. - if (!frame_is_intra_only(cm)) { - if ((cm->ref_frame_sign_bias[ALTREF_FRAME] == - cm->ref_frame_sign_bias[GOLDEN_FRAME]) || - (cm->ref_frame_sign_bias[ALTREF_FRAME] == - cm->ref_frame_sign_bias[LAST_FRAME])) { - cpi->allow_comp_inter_inter = 0; - } else { - cpi->allow_comp_inter_inter = 1; - cm->comp_fixed_ref = ALTREF_FRAME; - cm->comp_var_ref[0] = LAST_FRAME; - cm->comp_var_ref[1] = GOLDEN_FRAME; - } - } else { - cpi->allow_comp_inter_inter = 0; - } - - if (cpi->sf.frame_parameter_update) { - int i; - RD_OPT *const rd_opt = &cpi->rd; - FRAME_COUNTS *counts = cpi->td.counts; - RD_COUNTS *const rdc = &cpi->td.rd_counts; - - // This code does a single RD pass over the whole frame assuming - // either compound, single or hybrid prediction as per whatever has - // worked best for that type of frame in the past. - // It also predicts whether another coding mode would have worked - // better that this coding mode. If that is the case, it remembers - // that for subsequent frames. - // It does the same analysis for transform size selection also. - const MV_REFERENCE_FRAME frame_type = get_frame_type(cpi); - int64_t *const mode_thrs = rd_opt->prediction_type_threshes[frame_type]; - int64_t *const filter_thrs = rd_opt->filter_threshes[frame_type]; - const int is_alt_ref = frame_type == ALTREF_FRAME; - - /* prediction (compound, single or hybrid) mode selection */ - if (is_alt_ref || !cpi->allow_comp_inter_inter) - cm->reference_mode = SINGLE_REFERENCE; - else if (mode_thrs[COMPOUND_REFERENCE] > mode_thrs[SINGLE_REFERENCE] && - mode_thrs[COMPOUND_REFERENCE] > - mode_thrs[REFERENCE_MODE_SELECT] && - check_dual_ref_flags(cpi) && - cpi->static_mb_pct == 100) - cm->reference_mode = COMPOUND_REFERENCE; - else if (mode_thrs[SINGLE_REFERENCE] > mode_thrs[REFERENCE_MODE_SELECT]) - cm->reference_mode = SINGLE_REFERENCE; - else - cm->reference_mode = REFERENCE_MODE_SELECT; - - if (cm->interp_filter == SWITCHABLE) - cm->interp_filter = get_interp_filter(filter_thrs, is_alt_ref); - - encode_frame_internal(cpi); - - for (i = 0; i < REFERENCE_MODES; ++i) - mode_thrs[i] = (mode_thrs[i] + rdc->comp_pred_diff[i] / cm->MBs) / 2; - - for (i = 0; i < SWITCHABLE_FILTER_CONTEXTS; ++i) - filter_thrs[i] = (filter_thrs[i] + rdc->filter_diff[i] / cm->MBs) / 2; - - if (cm->reference_mode == REFERENCE_MODE_SELECT) { - int single_count_zero = 0; - int comp_count_zero = 0; - - for (i = 0; i < COMP_INTER_CONTEXTS; i++) { - single_count_zero += counts->comp_inter[i][0]; - comp_count_zero += counts->comp_inter[i][1]; - } - - if (comp_count_zero == 0) { - cm->reference_mode = SINGLE_REFERENCE; - vp10_zero(counts->comp_inter); - } else if (single_count_zero == 0) { - cm->reference_mode = COMPOUND_REFERENCE; - vp10_zero(counts->comp_inter); - } - } - - if (cm->tx_mode == TX_MODE_SELECT) { - int count4x4 = 0; - int count8x8_lp = 0, count8x8_8x8p = 0; - int count16x16_16x16p = 0, count16x16_lp = 0; - int count32x32 = 0; - - for (i = 0; i < TX_SIZE_CONTEXTS; ++i) { - count4x4 += counts->tx.p32x32[i][TX_4X4]; - count4x4 += counts->tx.p16x16[i][TX_4X4]; - count4x4 += counts->tx.p8x8[i][TX_4X4]; - - count8x8_lp += counts->tx.p32x32[i][TX_8X8]; - count8x8_lp += counts->tx.p16x16[i][TX_8X8]; - count8x8_8x8p += counts->tx.p8x8[i][TX_8X8]; - - count16x16_16x16p += counts->tx.p16x16[i][TX_16X16]; - count16x16_lp += counts->tx.p32x32[i][TX_16X16]; - count32x32 += counts->tx.p32x32[i][TX_32X32]; - } - if (count4x4 == 0 && count16x16_lp == 0 && count16x16_16x16p == 0 && - count32x32 == 0) { - cm->tx_mode = ALLOW_8X8; - reset_skip_tx_size(cm, TX_8X8); - } else if (count8x8_8x8p == 0 && count16x16_16x16p == 0 && - count8x8_lp == 0 && count16x16_lp == 0 && count32x32 == 0) { - cm->tx_mode = ONLY_4X4; - reset_skip_tx_size(cm, TX_4X4); - } else if (count8x8_lp == 0 && count16x16_lp == 0 && count4x4 == 0) { - cm->tx_mode = ALLOW_32X32; - } else if (count32x32 == 0 && count8x8_lp == 0 && count4x4 == 0) { - cm->tx_mode = ALLOW_16X16; - reset_skip_tx_size(cm, TX_16X16); - } - } - } else { - cm->reference_mode = SINGLE_REFERENCE; - encode_frame_internal(cpi); - } -} - -static void sum_intra_stats(FRAME_COUNTS *counts, const MODE_INFO *mi, - const MODE_INFO *above_mi, const MODE_INFO *left_mi, - const int intraonly) { - const PREDICTION_MODE y_mode = mi->mbmi.mode; - const PREDICTION_MODE uv_mode = mi->mbmi.uv_mode; - const BLOCK_SIZE bsize = mi->mbmi.sb_type; - - if (bsize < BLOCK_8X8) { - int idx, idy; - const int num_4x4_w = num_4x4_blocks_wide_lookup[bsize]; - const int num_4x4_h = num_4x4_blocks_high_lookup[bsize]; - for (idy = 0; idy < 2; idy += num_4x4_h) - for (idx = 0; idx < 2; idx += num_4x4_w) { - const int bidx = idy * 2 + idx; - const PREDICTION_MODE bmode = mi->bmi[bidx].as_mode; - if (intraonly) { - const PREDICTION_MODE a = vp10_above_block_mode(mi, above_mi, bidx); - const PREDICTION_MODE l = vp10_left_block_mode(mi, left_mi, bidx); - ++counts->kf_y_mode[a][l][bmode]; - } else { - ++counts->y_mode[0][bmode]; - } - } - } else { - if (intraonly) { - const PREDICTION_MODE above = vp10_above_block_mode(mi, above_mi, 0); - const PREDICTION_MODE left = vp10_left_block_mode(mi, left_mi, 0); - ++counts->kf_y_mode[above][left][y_mode]; - } else { - ++counts->y_mode[size_group_lookup[bsize]][y_mode]; - } - } - - ++counts->uv_mode[y_mode][uv_mode]; -} - -static void encode_superblock(VP10_COMP *cpi, ThreadData *td, - TOKENEXTRA **t, int output_enabled, - int mi_row, int mi_col, BLOCK_SIZE bsize, - PICK_MODE_CONTEXT *ctx) { - VP10_COMMON *const cm = &cpi->common; - MACROBLOCK *const x = &td->mb; - MACROBLOCKD *const xd = &x->e_mbd; - MODE_INFO **mi_8x8 = xd->mi; - MODE_INFO *mi = mi_8x8[0]; - MB_MODE_INFO *mbmi = &mi->mbmi; - const int seg_skip = segfeature_active(&cm->seg, mbmi->segment_id, - SEG_LVL_SKIP); - const int mis = cm->mi_stride; - const int mi_width = num_8x8_blocks_wide_lookup[bsize]; - const int mi_height = num_8x8_blocks_high_lookup[bsize]; - - x->skip_recode = !x->select_tx_size && mbmi->sb_type >= BLOCK_8X8 && - cpi->oxcf.aq_mode != COMPLEXITY_AQ && - cpi->oxcf.aq_mode != CYCLIC_REFRESH_AQ && - cpi->sf.allow_skip_recode; - - if (!x->skip_recode) - memset(x->skip_txfm, 0, sizeof(x->skip_txfm)); - - x->skip_optimize = ctx->is_coded; - ctx->is_coded = 1; - x->use_lp32x32fdct = cpi->sf.use_lp32x32fdct; - - if (!is_inter_block(mbmi)) { - int plane; - mbmi->skip = 1; - for (plane = 0; plane < MAX_MB_PLANE; ++plane) - vp10_encode_intra_block_plane(x, VPXMAX(bsize, BLOCK_8X8), plane); - if (output_enabled) - sum_intra_stats(td->counts, mi, xd->above_mi, xd->left_mi, - frame_is_intra_only(cm)); - - if (bsize >= BLOCK_8X8 && output_enabled) { - if (mbmi->palette_mode_info.palette_size[0] > 0) { - mbmi->palette_mode_info.palette_first_color_idx[0] = - xd->plane[0].color_index_map[0]; - // TODO(huisu): this increases the use of token buffer. Needs stretch - // test to verify. - vp10_tokenize_palette_sb(td, bsize, 0, t); - } - } - vp10_tokenize_sb(cpi, td, t, !output_enabled, VPXMAX(bsize, BLOCK_8X8)); - } else { - int ref; - const int is_compound = has_second_ref(mbmi); - set_ref_ptrs(cm, xd, mbmi->ref_frame[0], mbmi->ref_frame[1]); - for (ref = 0; ref < 1 + is_compound; ++ref) { - YV12_BUFFER_CONFIG *cfg = get_ref_frame_buffer(cpi, - mbmi->ref_frame[ref]); - assert(cfg != NULL); - vp10_setup_pre_planes(xd, ref, cfg, mi_row, mi_col, - &xd->block_refs[ref]->sf); - } - if (!(cpi->sf.reuse_inter_pred_sby && ctx->pred_pixel_ready) || seg_skip) - vp10_build_inter_predictors_sby(xd, mi_row, mi_col, - VPXMAX(bsize, BLOCK_8X8)); - - vp10_build_inter_predictors_sbuv(xd, mi_row, mi_col, - VPXMAX(bsize, BLOCK_8X8)); - - vp10_encode_sb(x, VPXMAX(bsize, BLOCK_8X8)); - vp10_tokenize_sb(cpi, td, t, !output_enabled, VPXMAX(bsize, BLOCK_8X8)); - } - - if (output_enabled) { - if (cm->tx_mode == TX_MODE_SELECT && - mbmi->sb_type >= BLOCK_8X8 && - !(is_inter_block(mbmi) && (mbmi->skip || seg_skip))) { - ++get_tx_counts(max_txsize_lookup[bsize], get_tx_size_context(xd), - &td->counts->tx)[mbmi->tx_size]; - } else { - int x, y; - TX_SIZE tx_size; - // The new intra coding scheme requires no change of transform size - if (is_inter_block(&mi->mbmi)) { - tx_size = VPXMIN(tx_mode_to_biggest_tx_size[cm->tx_mode], - max_txsize_lookup[bsize]); - } else { - tx_size = (bsize >= BLOCK_8X8) ? mbmi->tx_size : TX_4X4; - } - - for (y = 0; y < mi_height; y++) - for (x = 0; x < mi_width; x++) - if (mi_col + x < cm->mi_cols && mi_row + y < cm->mi_rows) - mi_8x8[mis * y + x]->mbmi.tx_size = tx_size; - } - ++td->counts->tx.tx_totals[mbmi->tx_size]; - ++td->counts->tx.tx_totals[get_uv_tx_size(mbmi, &xd->plane[1])]; - } -} |