Merge "Specify mv neighborhood for block larger than 8x8" into experimental
This commit is contained in:
Yaowu Xu
Gerrit Code Review
commit
254f46bc5b
@ -5179,7 +5179,7 @@ int vp8_get_compressed_data(VP8_COMP *cpi, unsigned int *frame_flags, unsigned l
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if (cm->show_frame)
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{
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cpi->common.show_frame_mi = cpi->common.mi;
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cpi->count ++;
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if (cpi->b_calculate_psnr)
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@ -11,27 +11,34 @@
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#include "vp9/common/vp9_mvref_common.h"
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#define MVREF_NEIGHBOURS 8
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static int b_mv_ref_search[MVREF_NEIGHBOURS][2] = {
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{0, -1}, {-1, 0}, {-1, -1}, {0, -2},
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{-2, 0}, {-1, -2}, {-2, -1}, {-2, -2}
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static int mv_ref_blocks[BLOCK_SIZE_TYPES][MVREF_NEIGHBOURS][2] = {
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// SB4X4
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{{0, -1}, {-1, 0}, {-1, -1}, {0, -2}, {-2, 0}, {-1, -2}, {-2, -1}, {-2, -2}},
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// SB4X8
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{{0, -1}, {-1, 0}, {-1, -1}, {0, -2}, {-2, 0}, {-1, -2}, {-2, -1}, {-2, -2}},
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// SB8X4
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{{0, -1}, {-1, 0}, {-1, -1}, {0, -2}, {-2, 0}, {-1, -2}, {-2, -1}, {-2, -2}},
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// SB8X8
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{{0, -1}, {-1, 0}, {-1, -1}, {0, -2}, {-2, 0}, {-1, -2}, {-2, -1}, {-2, -2}},
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// SB8X16
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{{-1, 0}, {0, -1}, {-1, 1}, {-1, -1}, {-2, 0}, {0, -2}, {-1, -2}, {-2, -1}},
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// SB16X8
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{{0, -1}, {-1, 0}, {1, -1}, {-1, -1}, {0, -2}, {-2, 0}, {-2, -1}, {-1, -2}},
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// SB16X16
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{{0, -1}, {-1, 0}, {1, -1}, {-1, 1}, {-1, -1}, {0, -3}, {-3, 0}, {-3, -3}},
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// SB16X32
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{{-1, 0}, {0, -1}, {-1, 2}, {-1, -1}, {1, -1}, {-3, 0}, {0, -3}, {-3, -3}},
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// SB32X16
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{{0, -1}, {-1, 0}, {2, -1}, {-1, -1}, {-1, 1}, {0, -3}, {-3, 0}, {-3, -3}},
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// SB32X32
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{{1, -1}, {-1, 1}, {2, -1}, {-1, 2}, {-1, -1}, {0, -3}, {-3, 0}, {-3, -3}},
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// SB32X64
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{{-1, 0}, {0, -1}, {-1, 4}, {2, -1}, {-1, -1}, {-3, 0}, {0, -3}, {-1, 2}},
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// SB64X32
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{{0, -1}, {-1, 0}, {4, -1}, {-1, 2}, {-1, -1}, {0, -3}, {-3, 0}, {2, -1}},
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// SB64X64
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{{3, -1}, {-1, 3}, {4, -1}, {-1, 4}, {-1, -1}, {0, -1}, {-1, 0}, {6, -1}}
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};
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static int mb_mv_ref_search[MVREF_NEIGHBOURS][2] = {
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{0, -1}, {-1, 0}, {-1, -1}, {0, -3},
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{-3, 0}, {-1, -3}, {-3, -1}, {-3, -3}
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};
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static int sb_mv_ref_search[MVREF_NEIGHBOURS][2] = {
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{0, -1}, {-1, 0}, {2, -1}, {-1, 2},
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{-1, -1}, {0, -3}, {-3, 0}, {-1, -3}
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};
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static int sb64_mv_ref_search[MVREF_NEIGHBOURS][2] = {
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{0, -1}, {-1, 0}, {2, -1}, {-1, 2},
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{4, -1}, {-1, 4}, {6, -1}, {-1, -1}
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};
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// clamp_mv_ref
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#define MV_BORDER (16 << 3) // Allow 16 pels in 1/8th pel units
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@ -42,7 +49,7 @@ static void clamp_mv_ref(const MACROBLOCKD *xd, int_mv *mv) {
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xd->mb_to_bottom_edge + MV_BORDER);
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}
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// Gets a candidate refenence motion vector from the given mode info
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// Gets a candidate reference motion vector from the given mode info
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// structure if one exists that matches the given reference frame.
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static int get_matching_candidate(const MODE_INFO *candidate_mi,
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MV_REFERENCE_FRAME ref_frame,
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@ -64,7 +71,7 @@ static int get_matching_candidate(const MODE_INFO *candidate_mi,
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return 1;
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}
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// Gets candidate refenence motion vector(s) from the given mode info
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// Gets candidate reference motion vector(s) from the given mode info
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// structure if they exists and do NOT match the given reference frame.
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static void get_non_matching_candidates(const MODE_INFO *candidate_mi,
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MV_REFERENCE_FRAME ref_frame,
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@ -171,13 +178,13 @@ void vp9_find_mv_refs_idx(VP9_COMMON *cm, MACROBLOCKD *xd, MODE_INFO *here,
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pixels_square = pixels_high;
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if (pixels_square == 64) {
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mv_ref_search = sb64_mv_ref_search;
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mv_ref_search = mv_ref_blocks[BLOCK_SIZE_SB64X64];
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} else if (pixels_square == 32) {
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mv_ref_search = sb_mv_ref_search;
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mv_ref_search = mv_ref_blocks[BLOCK_SIZE_SB32X32];
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} else if (pixels_square == 16) {
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mv_ref_search = mb_mv_ref_search;
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mv_ref_search = mv_ref_blocks[BLOCK_SIZE_MB16X16];
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} else {
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mv_ref_search = b_mv_ref_search;
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mv_ref_search = mv_ref_blocks[BLOCK_SIZE_SB8X8];
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if (mbmi->sb_type < BLOCK_SIZE_SB8X8) {
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x_idx = block_idx & 1;
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y_idx = block_idx >> 1;
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@ -185,26 +192,17 @@ void vp9_find_mv_refs_idx(VP9_COMMON *cm, MACROBLOCKD *xd, MODE_INFO *here,
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}
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}
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else {
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if (mbmi->sb_type == BLOCK_SIZE_SB64X64) {
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mv_ref_search = sb64_mv_ref_search;
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} else if (mbmi->sb_type >= BLOCK_SIZE_SB32X32) {
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mv_ref_search = sb_mv_ref_search;
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} else if (mbmi->sb_type >= BLOCK_SIZE_MB16X16) {
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mv_ref_search = mb_mv_ref_search;
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} else {
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mv_ref_search = b_mv_ref_search;
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mv_ref_search = mv_ref_blocks[mbmi->sb_type];
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if (mbmi->sb_type < BLOCK_SIZE_SB8X8) {
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x_idx = block_idx & 1;
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y_idx = block_idx >> 1;
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}
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}
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}
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// We first scan for candidate vectors that match the current reference frame
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// Look at nearest neigbours
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for (i = 0; i < 2; ++i) {
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const int mi_search_col = mi_col + mv_ref_search[i][0];
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if ((mi_search_col >= cm->cur_tile_mi_col_start) &&
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(mi_search_col < cm->cur_tile_mi_col_end) &&
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((mv_ref_search[i][1] << 6) >= xd->mb_to_top_edge)) {
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