From 5eed74e1d3179b7a6391d22edcab11def38aa2e6 Mon Sep 17 00:00:00 2001 From: hui su Date: Tue, 18 Aug 2015 16:57:07 -0700 Subject: [PATCH] Refactor get_tx_type and get_scan This makes it easier to add new transform types and scan orders to VP10 in the future. Change-Id: I94874ddc9b19928d7820d57e94e2af04adf51efe --- vp10/common/blockd.h | 20 ++++++-------------- vp10/common/scan.h | 12 ++---------- vp10/decoder/decodeframe.c | 15 +++++++++------ vp10/encoder/encodemb.c | 31 ++++++++++++------------------- vp10/encoder/pickmode.c | 4 +++- vp10/encoder/rdopt.c | 21 +++++++++++++-------- vp10/encoder/tokenize.c | 4 ++-- 7 files changed, 47 insertions(+), 60 deletions(-) diff --git a/vp10/common/blockd.h b/vp10/common/blockd.h index c9a1026..26703d1 100644 --- a/vp10/common/blockd.h +++ b/vp10/common/blockd.h @@ -218,24 +218,16 @@ static const TX_TYPE intra_mode_to_tx_type_lookup[INTRA_MODES] = { ADST_ADST, // TM }; -static INLINE TX_TYPE get_tx_type(PLANE_TYPE plane_type, - const MACROBLOCKD *xd) { - const MB_MODE_INFO *const mbmi = &xd->mi[0]->mbmi; - - if (plane_type != PLANE_TYPE_Y || xd->lossless || is_inter_block(mbmi)) - return DCT_DCT; - - return intra_mode_to_tx_type_lookup[mbmi->mode]; -} - -static INLINE TX_TYPE get_tx_type_4x4(PLANE_TYPE plane_type, - const MACROBLOCKD *xd, int ib) { +static INLINE TX_TYPE get_tx_type(PLANE_TYPE plane_type, const MACROBLOCKD *xd, + int block_idx) { const MODE_INFO *const mi = xd->mi[0]; + const MB_MODE_INFO *const mbmi = &mi->mbmi; - if (plane_type != PLANE_TYPE_Y || xd->lossless || is_inter_block(&mi->mbmi)) + if (plane_type != PLANE_TYPE_Y || xd->lossless || is_inter_block(mbmi) || + mbmi->tx_size >= TX_32X32) return DCT_DCT; - return intra_mode_to_tx_type_lookup[get_y_mode(mi, ib)]; + return intra_mode_to_tx_type_lookup[get_y_mode(mi, block_idx)]; } void vp10_setup_block_planes(MACROBLOCKD *xd, int ss_x, int ss_y); diff --git a/vp10/common/scan.h b/vp10/common/scan.h index f3c2a04..f5a020f 100644 --- a/vp10/common/scan.h +++ b/vp10/common/scan.h @@ -38,16 +38,8 @@ static INLINE int get_coef_context(const int16_t *neighbors, token_cache[neighbors[MAX_NEIGHBORS * c + 1]]) >> 1; } -static INLINE const scan_order *get_scan(const MACROBLOCKD *xd, TX_SIZE tx_size, - PLANE_TYPE type, int block_idx) { - const MODE_INFO *const mi = xd->mi[0]; - - if (is_inter_block(&mi->mbmi) || type != PLANE_TYPE_Y || xd->lossless) { - return &vp10_default_scan_orders[tx_size]; - } else { - const PREDICTION_MODE mode = get_y_mode(mi, block_idx); - return &vp10_scan_orders[tx_size][intra_mode_to_tx_type_lookup[mode]]; - } +static INLINE const scan_order *get_scan(TX_SIZE tx_size, TX_TYPE tx_type) { + return &vp10_scan_orders[tx_size][tx_type]; } #ifdef __cplusplus diff --git a/vp10/decoder/decodeframe.c b/vp10/decoder/decodeframe.c index 67f6909..22708c6 100644 --- a/vp10/decoder/decodeframe.c +++ b/vp10/decoder/decodeframe.c @@ -370,7 +370,9 @@ static void predict_and_reconstruct_intra_block(MACROBLOCKD *const xd, TX_SIZE tx_size) { struct macroblockd_plane *const pd = &xd->plane[plane]; PREDICTION_MODE mode = (plane == 0) ? mbmi->mode : mbmi->uv_mode; + PLANE_TYPE plane_type = (plane == 0) ? PLANE_TYPE_Y : PLANE_TYPE_UV; uint8_t *dst; + int block_idx = (row << 1) + col; dst = &pd->dst.buf[4 * row * pd->dst.stride + 4 * col]; if (mbmi->sb_type < BLOCK_8X8) @@ -382,12 +384,10 @@ static void predict_and_reconstruct_intra_block(MACROBLOCKD *const xd, col, row, plane); if (!mbmi->skip) { - const TX_TYPE tx_type = (plane || xd->lossless) ? - DCT_DCT : intra_mode_to_tx_type_lookup[mode]; - const scan_order *sc = (plane || xd->lossless) ? - &vp10_default_scan_orders[tx_size] : &vp10_scan_orders[tx_size][tx_type]; + TX_TYPE tx_type = get_tx_type(plane_type, xd, block_idx); + const scan_order *sc = get_scan(tx_size, tx_type); const int eob = vp10_decode_block_tokens(xd, plane, sc, col, row, tx_size, - r, mbmi->segment_id); + r, mbmi->segment_id); inverse_transform_block_intra(xd, plane, tx_type, tx_size, dst, pd->dst.stride, eob); } @@ -397,7 +397,10 @@ static int reconstruct_inter_block(MACROBLOCKD *const xd, vpx_reader *r, MB_MODE_INFO *const mbmi, int plane, int row, int col, TX_SIZE tx_size) { struct macroblockd_plane *const pd = &xd->plane[plane]; - const scan_order *sc = &vp10_default_scan_orders[tx_size]; + PLANE_TYPE plane_type = (plane == 0) ? PLANE_TYPE_Y : PLANE_TYPE_UV; + int block_idx = (row << 1) + col; + TX_TYPE tx_type = get_tx_type(plane_type, xd, block_idx); + const scan_order *sc = get_scan(tx_size, tx_type); const int eob = vp10_decode_block_tokens(xd, plane, sc, col, row, tx_size, r, mbmi->segment_id); diff --git a/vp10/encoder/encodemb.c b/vp10/encoder/encodemb.c index 55a9609..00eb900 100644 --- a/vp10/encoder/encodemb.c +++ b/vp10/encoder/encodemb.c @@ -104,7 +104,8 @@ static int optimize_b(MACROBLOCK *mb, int plane, int block, const int mul = 1 + (tx_size == TX_32X32); const int16_t *dequant_ptr = pd->dequant; const uint8_t *const band_translate = get_band_translate(tx_size); - const scan_order *const so = get_scan(xd, tx_size, type, block); + TX_TYPE tx_type = get_tx_type(type, xd, block); + const scan_order *const so = get_scan(tx_size, tx_type); const int16_t *const scan = so->scan; const int16_t *const nb = so->neighbors; int next = eob, sz = 0; @@ -327,7 +328,9 @@ void vp10_xform_quant_fp(MACROBLOCK *x, int plane, int block, MACROBLOCKD *const xd = &x->e_mbd; const struct macroblock_plane *const p = &x->plane[plane]; const struct macroblockd_plane *const pd = &xd->plane[plane]; - const scan_order *const scan_order = &vp10_default_scan_orders[tx_size]; + PLANE_TYPE plane_type = (plane == 0) ? PLANE_TYPE_Y : PLANE_TYPE_UV; + TX_TYPE tx_type = get_tx_type(plane_type, xd, block); + const scan_order *const scan_order = get_scan(tx_size, tx_type); tran_low_t *const coeff = BLOCK_OFFSET(p->coeff, block); tran_low_t *const qcoeff = BLOCK_OFFSET(p->qcoeff, block); tran_low_t *const dqcoeff = BLOCK_OFFSET(pd->dqcoeff, block); @@ -498,7 +501,9 @@ void vp10_xform_quant(MACROBLOCK *x, int plane, int block, MACROBLOCKD *const xd = &x->e_mbd; const struct macroblock_plane *const p = &x->plane[plane]; const struct macroblockd_plane *const pd = &xd->plane[plane]; - const scan_order *const scan_order = &vp10_default_scan_orders[tx_size]; + PLANE_TYPE plane_type = (plane == 0) ? PLANE_TYPE_Y : PLANE_TYPE_UV; + TX_TYPE tx_type = get_tx_type(plane_type, xd, block); + const scan_order *const scan_order = get_scan(tx_size, tx_type); tran_low_t *const coeff = BLOCK_OFFSET(p->coeff, block); tran_low_t *const qcoeff = BLOCK_OFFSET(p->qcoeff, block); tran_low_t *const dqcoeff = BLOCK_OFFSET(pd->dqcoeff, block); @@ -772,8 +777,9 @@ void vp10_encode_block_intra(int plane, int block, BLOCK_SIZE plane_bsize, tran_low_t *coeff = BLOCK_OFFSET(p->coeff, block); tran_low_t *qcoeff = BLOCK_OFFSET(p->qcoeff, block); tran_low_t *dqcoeff = BLOCK_OFFSET(pd->dqcoeff, block); - const scan_order *scan_order; - TX_TYPE tx_type = DCT_DCT; + PLANE_TYPE plane_type = (plane == 0) ? PLANE_TYPE_Y : PLANE_TYPE_UV; + TX_TYPE tx_type = get_tx_type(plane_type, xd, block); + const scan_order *const scan_order = get_scan(tx_size, tx_type); PREDICTION_MODE mode; const int bwl = b_width_log2_lookup[plane_bsize]; const int diff_stride = 4 * (1 << bwl); @@ -788,20 +794,7 @@ void vp10_encode_block_intra(int plane, int block, BLOCK_SIZE plane_bsize, src = &p->src.buf[4 * (j * src_stride + i)]; src_diff = &p->src_diff[4 * (j * diff_stride + i)]; - if (tx_size == TX_4X4) { - tx_type = get_tx_type_4x4(pd->plane_type, xd, block); - scan_order = &vp10_scan_orders[TX_4X4][tx_type]; - mode = plane == 0 ? get_y_mode(xd->mi[0], block) : mbmi->uv_mode; - } else { - mode = plane == 0 ? mbmi->mode : mbmi->uv_mode; - if (tx_size == TX_32X32) { - scan_order = &vp10_default_scan_orders[TX_32X32]; - } else { - tx_type = get_tx_type(pd->plane_type, xd); - scan_order = &vp10_scan_orders[tx_size][tx_type]; - } - } - + mode = plane == 0 ? get_y_mode(xd->mi[0], block) : mbmi->uv_mode; vp10_predict_intra_block(xd, bwl, tx_size, mode, x->skip_encode ? src : dst, x->skip_encode ? src_stride : dst_stride, dst, dst_stride, i, j, plane); diff --git a/vp10/encoder/pickmode.c b/vp10/encoder/pickmode.c index a730b99..ef1a060 100644 --- a/vp10/encoder/pickmode.c +++ b/vp10/encoder/pickmode.c @@ -600,7 +600,9 @@ static void block_yrd(VP10_COMP *cpi, MACROBLOCK *x, int *rate, int64_t *dist, for (r = 0; r < max_blocks_high; r += block_step) { for (c = 0; c < num_4x4_w; c += block_step) { if (c < max_blocks_wide) { - const scan_order *const scan_order = &vp10_default_scan_orders[tx_size]; + PLANE_TYPE plane_type = (plane == 0) ? PLANE_TYPE_Y : PLANE_TYPE_UV; + TX_TYPE tx_type = get_tx_type(plane_type, xd, block); + const scan_order *const scan_order = get_scan(tx_size, tx_type); tran_low_t *const coeff = BLOCK_OFFSET(p->coeff, block); tran_low_t *const qcoeff = BLOCK_OFFSET(p->qcoeff, block); tran_low_t *const dqcoeff = BLOCK_OFFSET(pd->dqcoeff, block); diff --git a/vp10/encoder/rdopt.c b/vp10/encoder/rdopt.c index 5f1ed36..0272afc 100644 --- a/vp10/encoder/rdopt.c +++ b/vp10/encoder/rdopt.c @@ -557,6 +557,7 @@ static void txfm_rd_in_plane(MACROBLOCK *x, int use_fast_coef_casting) { MACROBLOCKD *const xd = &x->e_mbd; const struct macroblockd_plane *const pd = &xd->plane[plane]; + TX_TYPE tx_type; struct rdcost_block_args args; vp10_zero(args); args.x = x; @@ -569,7 +570,8 @@ static void txfm_rd_in_plane(MACROBLOCK *x, vp10_get_entropy_contexts(bsize, tx_size, pd, args.t_above, args.t_left); - args.so = get_scan(xd, tx_size, pd->plane_type, 0); + tx_type = get_tx_type(pd->plane_type, xd, 0); + args.so = get_scan(tx_size, tx_type); vp10_foreach_transformed_block_in_plane(xd, bsize, plane, block_rd_txfm, &args); @@ -795,7 +797,8 @@ static int64_t rd_pick_intra4x4block(VP10_COMP *cpi, MACROBLOCK *x, vpx_highbd_subtract_block(4, 4, src_diff, 8, src, src_stride, dst, dst_stride, xd->bd); if (xd->lossless) { - const scan_order *so = &vp10_default_scan_orders[TX_4X4]; + TX_TYPE tx_type = get_tx_type(PLANE_TYPE_Y, xd, block); + const scan_order *so = get_scan(TX_4X4, tx_type); vp10_highbd_fwht4x4(src_diff, coeff, 8); vp10_regular_quantize_b_4x4(x, 0, block, so->scan, so->iscan); ratey += cost_coeffs(x, 0, block, tempa + idx, templ + idy, TX_4X4, @@ -808,8 +811,8 @@ static int64_t rd_pick_intra4x4block(VP10_COMP *cpi, MACROBLOCK *x, p->eobs[block], xd->bd); } else { int64_t unused; - const TX_TYPE tx_type = get_tx_type_4x4(PLANE_TYPE_Y, xd, block); - const scan_order *so = &vp10_scan_orders[TX_4X4][tx_type]; + TX_TYPE tx_type = get_tx_type(PLANE_TYPE_Y, xd, block); + const scan_order *so = get_scan(TX_4X4, tx_type); if (tx_type == DCT_DCT) vpx_highbd_fdct4x4(src_diff, coeff, 8); else @@ -897,7 +900,8 @@ static int64_t rd_pick_intra4x4block(VP10_COMP *cpi, MACROBLOCK *x, vpx_subtract_block(4, 4, src_diff, 8, src, src_stride, dst, dst_stride); if (xd->lossless) { - const scan_order *so = &vp10_default_scan_orders[TX_4X4]; + TX_TYPE tx_type = get_tx_type(PLANE_TYPE_Y, xd, block); + const scan_order *so = get_scan(TX_4X4, tx_type); vp10_fwht4x4(src_diff, coeff, 8); vp10_regular_quantize_b_4x4(x, 0, block, so->scan, so->iscan); ratey += cost_coeffs(x, 0, block, tempa + idx, templ + idy, TX_4X4, @@ -909,8 +913,8 @@ static int64_t rd_pick_intra4x4block(VP10_COMP *cpi, MACROBLOCK *x, p->eobs[block]); } else { int64_t unused; - const TX_TYPE tx_type = get_tx_type_4x4(PLANE_TYPE_Y, xd, block); - const scan_order *so = &vp10_scan_orders[TX_4X4][tx_type]; + TX_TYPE tx_type = get_tx_type(PLANE_TYPE_Y, xd, block); + const scan_order *so = get_scan(TX_4X4, tx_type); vp10_fht4x4(src_diff, coeff, 8, tx_type); vp10_regular_quantize_b_4x4(x, 0, block, so->scan, so->iscan); ratey += cost_coeffs(x, 0, block, tempa + idx, templ + idy, TX_4X4, @@ -1301,7 +1305,8 @@ static int64_t encode_inter_mb_segment(VP10_COMP *cpi, pd->dst.stride)]; int64_t thisdistortion = 0, thissse = 0; int thisrate = 0, ref; - const scan_order *so = &vp10_default_scan_orders[TX_4X4]; + TX_TYPE tx_type = get_tx_type(PLANE_TYPE_Y, xd, i); + const scan_order *so = get_scan(TX_4X4, tx_type); const int is_compound = has_second_ref(&mi->mbmi); const InterpKernel *kernel = vp10_filter_kernels[mi->mbmi.interp_filter]; diff --git a/vp10/encoder/tokenize.c b/vp10/encoder/tokenize.c index ccfa2b5..af915fe 100644 --- a/vp10/encoder/tokenize.c +++ b/vp10/encoder/tokenize.c @@ -507,7 +507,8 @@ static void tokenize_b(int plane, int block, BLOCK_SIZE plane_bsize, const tran_low_t *qcoeff = BLOCK_OFFSET(p->qcoeff, block); const int segment_id = mbmi->segment_id; const int16_t *scan, *nb; - const scan_order *so; + const TX_TYPE tx_type = get_tx_type(type, xd, block); + const scan_order *const so = get_scan(tx_size, tx_type); const int ref = is_inter_block(mbmi); unsigned int (*const counts)[COEFF_CONTEXTS][ENTROPY_TOKENS] = td->rd_counts.coef_counts[tx_size][type][ref]; @@ -524,7 +525,6 @@ static void tokenize_b(int plane, int block, BLOCK_SIZE plane_bsize, pt = get_entropy_context(tx_size, pd->above_context + aoff, pd->left_context + loff); - so = get_scan(xd, tx_size, type, block); scan = so->scan; nb = so->neighbors; c = 0; -- 2.7.4