diff options
Diffstat (limited to 'libavcodec/hevc_filter.c')
-rw-r--r-- | libavcodec/hevc_filter.c | 79 |
1 files changed, 45 insertions, 34 deletions
diff --git a/libavcodec/hevc_filter.c b/libavcodec/hevc_filter.c index bb1e360dd4..a2b4f68a62 100644 --- a/libavcodec/hevc_filter.c +++ b/libavcodec/hevc_filter.c @@ -1,24 +1,24 @@ /* - * HEVC video decoder + * HEVC video Decoder * * Copyright (C) 2012 - 2013 Guillaume Martres * Copyright (C) 2013 Seppo Tomperi * Copyright (C) 2013 Wassim Hamidouche * - * This file is part of Libav. + * This file is part of FFmpeg. * - * Libav is free software; you can redistribute it and/or + * FFmpeg is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * - * Libav is distributed in the hope that it will be useful, + * FFmpeg is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public - * License along with Libav; if not, write to the Free Software + * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ @@ -28,6 +28,7 @@ #include "cabac_functions.h" #include "golomb.h" #include "hevc.h" +#include "bit_depth_template.c" #define LUMA 0 #define CB 1 @@ -50,7 +51,9 @@ static int chroma_tc(HEVCContext *s, int qp_y, int c_idx, int tc_offset) static const int qp_c[] = { 29, 30, 31, 32, 33, 33, 34, 34, 35, 35, 36, 36, 37, 37 }; - int qp, qp_i, offset, idxt; + int qp_i, offset; + int qp; + int idxt; // slice qp offset is not used for deblocking if (c_idx == 1) @@ -73,7 +76,7 @@ static int chroma_tc(HEVCContext *s, int qp_y, int c_idx, int tc_offset) static int get_qPy_pred(HEVCContext *s, int xC, int yC, int xBase, int yBase, int log2_cb_size) { - HEVCLocalContext *lc = &s->HEVClc; + HEVCLocalContext *lc = s->HEVClc; int ctb_size_mask = (1 << s->sps->log2_ctb_size) - 1; int MinCuQpDeltaSizeMask = (1 << (s->sps->log2_ctb_size - s->pps->diff_cu_qp_delta_depth)) - 1; @@ -87,7 +90,9 @@ static int get_qPy_pred(HEVCContext *s, int xC, int yC, (xQgBase & ctb_size_mask); int availableB = (yBase & ctb_size_mask) && (yQgBase & ctb_size_mask); - int qPy_pred, qPy_a, qPy_b; + int qPy_pred; + int qPy_a; + int qPy_b; // qPy_pred if (lc->first_qp_group) { @@ -156,12 +161,12 @@ void ff_hevc_set_qPy(HEVCContext *s, int xC, int yC, { int qp_y = get_qPy_pred(s, xC, yC, xBase, yBase, log2_cb_size); - if (s->HEVClc.tu.cu_qp_delta != 0) { + if (s->HEVClc->tu.cu_qp_delta != 0) { int off = s->sps->qp_bd_offset; - s->HEVClc.qp_y = ((qp_y + s->HEVClc.tu.cu_qp_delta + 52 + 2 * off) % + s->HEVClc->qp_y = ((qp_y + s->HEVClc->tu.cu_qp_delta + 52 + 2 * off) % (52 + off)) - off; } else - s->HEVClc.qp_y = qp_y; + s->HEVClc->qp_y = qp_y; } static int get_qPy(HEVCContext *s, int xC, int yC) @@ -208,13 +213,14 @@ static void sao_filter_CTB(HEVCContext *s, int x, int y) uint8_t lfase[3]; // current, above, left uint8_t no_tile_filter = s->pps->tiles_enabled_flag && !s->pps->loop_filter_across_tiles_enabled_flag; - uint8_t left_tile_edge = 0, up_tile_edge = 0; + uint8_t left_tile_edge = 0; + uint8_t up_tile_edge = 0; sao[0] = &CTB(s->sao, x_ctb, y_ctb); edges[0] = x_ctb == 0; edges[1] = y_ctb == 0; - edges[2] = x_ctb == s->sps->ctb_width - 1; - edges[3] = y_ctb == s->sps->ctb_height - 1; + edges[2] = x_ctb == (s->sps->ctb_width - 1); + edges[3] = y_ctb == (s->sps->ctb_height - 1); lfase[0] = CTB(s->filter_slice_edges, x_ctb, y_ctb); classes[0] = 0; @@ -326,26 +332,28 @@ static int get_pcm(HEVCContext *s, int x, int y) return s->is_pcm[y_pu * s->sps->min_pu_width + x_pu]; } -#define TC_CALC(qp, bs) \ - tctable[av_clip((qp) + DEFAULT_INTRA_TC_OFFSET * ((bs) - 1) + \ - (tc_offset >> 1 << 1), \ - 0, MAX_QP + DEFAULT_INTRA_TC_OFFSET)] +#define TC_CALC(qp, bs) tctable[av_clip((qp) + DEFAULT_INTRA_TC_OFFSET * ((bs) - 1) + ((tc_offset >> 1) << 1), 0, MAX_QP + DEFAULT_INTRA_TC_OFFSET)] static void deblocking_filter_CTB(HEVCContext *s, int x0, int y0) { uint8_t *src; - int x, y, x_end, y_end, chroma; - int c_tc[2], beta[2], tc[2]; + int x, y; + int chroma; + int c_tc[2]; + int beta[2]; + int tc[2]; uint8_t no_p[2] = { 0 }; uint8_t no_q[2] = { 0 }; int log2_ctb_size = s->sps->log2_ctb_size; + int x_end, y_end; int ctb_size = 1 << log2_ctb_size; int ctb = (x0 >> log2_ctb_size) + (y0 >> log2_ctb_size) * s->sps->ctb_width; int cur_tc_offset = s->deblock[ctb].tc_offset; int cur_beta_offset = s->deblock[ctb].beta_offset; - int tc_offset, left_tc_offset, beta_offset, left_beta_offset; + int left_tc_offset, left_beta_offset; + int tc_offset, beta_offset; int pcmf = (s->sps->pcm_enabled_flag && s->sps->pcm.loop_filter_disable_flag) || s->pps->transquant_bypass_enable_flag; @@ -374,8 +382,8 @@ static void deblocking_filter_CTB(HEVCContext *s, int x0, int y0) const int qp0 = (get_qPy(s, x - 1, y) + get_qPy(s, x, y) + 1) >> 1; const int qp1 = (get_qPy(s, x - 1, y + 4) + get_qPy(s, x, y + 4) + 1) >> 1; - beta[0] = betatable[av_clip(qp0 + (beta_offset >> 1 << 1), 0, MAX_QP)]; - beta[1] = betatable[av_clip(qp1 + (beta_offset >> 1 << 1), 0, MAX_QP)]; + beta[0] = betatable[av_clip(qp0 + ((beta_offset >> 1) << 1), 0, MAX_QP)]; + beta[1] = betatable[av_clip(qp1 + ((beta_offset >> 1) << 1), 0, MAX_QP)]; tc[0] = bs0 ? TC_CALC(qp0, bs0) : 0; tc[1] = bs1 ? TC_CALC(qp1, bs1) : 0; src = &s->frame->data[LUMA][y * s->frame->linesize[LUMA] + (x << s->sps->pixel_shift)]; @@ -407,7 +415,7 @@ static void deblocking_filter_CTB(HEVCContext *s, int x0, int y0) c_tc[0] = (bs0 == 2) ? chroma_tc(s, qp0, chroma, tc_offset) : 0; c_tc[1] = (bs1 == 2) ? chroma_tc(s, qp1, chroma, tc_offset) : 0; - src = &s->frame->data[chroma][y / 2 * s->frame->linesize[chroma] + ((x / 2) << s->sps->pixel_shift)]; + src = &s->frame->data[chroma][(y / 2) * s->frame->linesize[chroma] + ((x / 2) << s->sps->pixel_shift)]; if (pcmf) { no_p[0] = get_pcm(s, x - 1, y); no_p[1] = get_pcm(s, x - 1, y + 8); @@ -439,8 +447,8 @@ static void deblocking_filter_CTB(HEVCContext *s, int x0, int y0) tc_offset = x >= x0 ? cur_tc_offset : left_tc_offset; beta_offset = x >= x0 ? cur_beta_offset : left_beta_offset; - beta[0] = betatable[av_clip(qp0 + (beta_offset >> 1 << 1), 0, MAX_QP)]; - beta[1] = betatable[av_clip(qp1 + (beta_offset >> 1 << 1), 0, MAX_QP)]; + beta[0] = betatable[av_clip(qp0 + ((beta_offset >> 1) << 1), 0, MAX_QP)]; + beta[1] = betatable[av_clip(qp1 + ((beta_offset >> 1) << 1), 0, MAX_QP)]; tc[0] = bs0 ? TC_CALC(qp0, bs0) : 0; tc[1] = bs1 ? TC_CALC(qp1, bs1) : 0; src = &s->frame->data[LUMA][y * s->frame->linesize[LUMA] + (x << s->sps->pixel_shift)]; @@ -479,13 +487,13 @@ static void deblocking_filter_CTB(HEVCContext *s, int x0, int y0) } if ((bs0 == 2) || (bs1 == 2)) { - const int qp0 = bs0 == 2 ? (get_qPy(s, x, y - 1) + get_qPy(s, x, y) + 1) >> 1 : 0; - const int qp1 = bs1 == 2 ? (get_qPy(s, x + 8, y - 1) + get_qPy(s, x + 8, y) + 1) >> 1 : 0; + const int qp0 = (bs0 == 2) ? ((get_qPy(s, x, y - 1) + get_qPy(s, x, y) + 1) >> 1) : 0; + const int qp1 = (bs1 == 2) ? ((get_qPy(s, x + 8, y - 1) + get_qPy(s, x + 8, y) + 1) >> 1) : 0; tc_offset = x >= x0 ? cur_tc_offset : left_tc_offset; - c_tc[0] = bs0 == 2 ? chroma_tc(s, qp0, chroma, tc_offset) : 0; - c_tc[1] = bs1 == 2 ? chroma_tc(s, qp1, chroma, cur_tc_offset) : 0; - src = &s->frame->data[chroma][y / 2 * s->frame->linesize[chroma] + ((x / 2) << s->sps->pixel_shift)]; + c_tc[0] = (bs0 == 2) ? chroma_tc(s, qp0, chroma, tc_offset) : 0; + c_tc[1] = (bs1 == 2) ? chroma_tc(s, qp1, chroma, cur_tc_offset) : 0; + src = &s->frame->data[chroma][(y / 2) * s->frame->linesize[chroma] + ((x / 2) << s->sps->pixel_shift)]; if (pcmf) { no_p[0] = get_pcm(s, x, y - 1); no_p[1] = get_pcm(s, x + 8, y - 1); @@ -551,7 +559,8 @@ static int boundary_strength(HEVCContext *s, MvField *curr, } } else { // 1 MV Mv A, B; - int ref_A, ref_B; + int ref_A; + int ref_B; if (curr->pred_flag[0]) { A = curr->mv[0]; @@ -594,7 +603,8 @@ void ff_hevc_deblocking_boundary_strengths(HEVCContext *s, int x0, int y0, int min_tu_width = s->sps->min_tb_width; int is_intra = tab_mvf[(y0 >> log2_min_pu_size) * min_pu_width + (x0 >> log2_min_pu_size)].is_intra; - int i, j, bs; + int i, j; + int bs; if (y0 > 0 && (y0 & 7) == 0) { int yp_pu = (y0 - 1) >> log2_min_pu_size; @@ -738,7 +748,8 @@ void ff_hevc_hls_filters(HEVCContext *s, int x_ctb, int y_ctb, int ctb_size) ff_hevc_hls_filter(s, x_ctb - ctb_size, y_ctb - ctb_size); if (y_ctb && x_ctb >= s->sps->width - ctb_size) { ff_hevc_hls_filter(s, x_ctb, y_ctb - ctb_size); - ff_thread_report_progress(&s->ref->tf, y_ctb - ctb_size, 0); + if (s->threads_type == FF_THREAD_FRAME ) + ff_thread_report_progress(&s->ref->tf, y_ctb - ctb_size, 0); } if (x_ctb && y_ctb >= s->sps->height - ctb_size) ff_hevc_hls_filter(s, x_ctb - ctb_size, y_ctb); |