From 80ad06ab1b33bfea25be618a64742d90468b36e6 Mon Sep 17 00:00:00 2001 From: Andreas Rheinhardt Date: Sat, 23 Jul 2022 00:04:29 +0200 Subject: avcodec/vp56: Move VP8/9-only rac functions to a header of their own Also rename these functions from vp8_rac_* to vp89_rac_*. Signed-off-by: Andreas Rheinhardt --- libavcodec/vp56.h | 31 ---------- libavcodec/vp8.c | 166 +++++++++++++++++++++++++------------------------- libavcodec/vp89_rac.h | 66 ++++++++++++++++++++ libavcodec/vp9.c | 49 +++++++-------- libavcodec/vp9block.c | 84 ++++++++++++------------- libavcodec/vp9mvs.c | 21 ++++--- 6 files changed, 229 insertions(+), 188 deletions(-) create mode 100644 libavcodec/vp89_rac.h diff --git a/libavcodec/vp56.h b/libavcodec/vp56.h index 08172e1987..174f126309 100644 --- a/libavcodec/vp56.h +++ b/libavcodec/vp56.h @@ -322,12 +322,6 @@ static av_always_inline int vp56_rac_get(VP56RangeCoder *c) return bit; } -// rounding is different than vp56_rac_get, is vp56_rac_get wrong? -static av_always_inline int vp8_rac_get(VP56RangeCoder *c) -{ - return vp56_rac_get_prob(c, 128); -} - static int vp56_rac_gets(VP56RangeCoder *c, int bits) { int value = 0; @@ -339,17 +333,6 @@ static int vp56_rac_gets(VP56RangeCoder *c, int bits) return value; } -static av_unused int vp8_rac_get_uint(VP56RangeCoder *c, int bits) -{ - int value = 0; - - while (bits--) { - value = (value << 1) | vp8_rac_get(c); - } - - return value; -} - // P(7) static av_unused int vp56_rac_gets_nn(VP56RangeCoder *c, int bits) { @@ -371,18 +354,4 @@ int vp56_rac_get_tree(VP56RangeCoder *c, return -tree->val; } -// how probabilities are associated with decisions is different I think -// well, the new scheme fits in the old but this way has one fewer branches per decision -static av_always_inline int vp8_rac_get_tree(VP56RangeCoder *c, const int8_t (*tree)[2], - const uint8_t *probs) -{ - int i = 0; - - do { - i = tree[i][vp56_rac_get_prob(c, probs[i])]; - } while (i > 0); - - return -i; -} - #endif /* AVCODEC_VP56_H */ diff --git a/libavcodec/vp8.c b/libavcodec/vp8.c index 9e7616990f..ade7769943 100644 --- a/libavcodec/vp8.c +++ b/libavcodec/vp8.c @@ -38,6 +38,7 @@ #include "thread.h" #include "threadframe.h" #include "vp8.h" +#include "vp89_rac.h" #include "vp8data.h" #if ARCH_ARM @@ -57,12 +58,12 @@ static int vp8_rac_get_sint(VP56RangeCoder *c, int bits) { int v; - if (!vp8_rac_get(c)) + if (!vp89_rac_get(c)) return 0; - v = vp8_rac_get_uint(c, bits); + v = vp89_rac_get_uint(c, bits); - if (vp8_rac_get(c)) + if (vp89_rac_get(c)) v = -v; return v; @@ -70,7 +71,7 @@ static int vp8_rac_get_sint(VP56RangeCoder *c, int bits) static int vp8_rac_get_nn(VP56RangeCoder *c) { - int v = vp8_rac_get_uint(c, 7) << 1; + int v = vp89_rac_get_uint(c, 7) << 1; return v + !v; } @@ -303,11 +304,11 @@ static void parse_segment_info(VP8Context *s) VP56RangeCoder *c = &s->c; int i; - s->segmentation.update_map = vp8_rac_get(c); - s->segmentation.update_feature_data = vp8_rac_get(c); + s->segmentation.update_map = vp89_rac_get(c); + s->segmentation.update_feature_data = vp89_rac_get(c); if (s->segmentation.update_feature_data) { - s->segmentation.absolute_vals = vp8_rac_get(c); + s->segmentation.absolute_vals = vp89_rac_get(c); for (i = 0; i < 4; i++) s->segmentation.base_quant[i] = vp8_rac_get_sint(c, 7); @@ -317,7 +318,7 @@ static void parse_segment_info(VP8Context *s) } if (s->segmentation.update_map) for (i = 0; i < 3; i++) - s->prob->segmentid[i] = vp8_rac_get(c) ? vp8_rac_get_uint(c, 8) : 255; + s->prob->segmentid[i] = vp89_rac_get(c) ? vp89_rac_get_uint(c, 8) : 255; } static void update_lf_deltas(VP8Context *s) @@ -326,19 +327,19 @@ static void update_lf_deltas(VP8Context *s) int i; for (i = 0; i < 4; i++) { - if (vp8_rac_get(c)) { - s->lf_delta.ref[i] = vp8_rac_get_uint(c, 6); + if (vp89_rac_get(c)) { + s->lf_delta.ref[i] = vp89_rac_get_uint(c, 6); - if (vp8_rac_get(c)) + if (vp89_rac_get(c)) s->lf_delta.ref[i] = -s->lf_delta.ref[i]; } } for (i = MODE_I4x4; i <= VP8_MVMODE_SPLIT; i++) { - if (vp8_rac_get(c)) { - s->lf_delta.mode[i] = vp8_rac_get_uint(c, 6); + if (vp89_rac_get(c)) { + s->lf_delta.mode[i] = vp89_rac_get_uint(c, 6); - if (vp8_rac_get(c)) + if (vp89_rac_get(c)) s->lf_delta.mode[i] = -s->lf_delta.mode[i]; } } @@ -350,7 +351,7 @@ static int setup_partitions(VP8Context *s, const uint8_t *buf, int buf_size) int i; int ret; - s->num_coeff_partitions = 1 << vp8_rac_get_uint(&s->c, 2); + s->num_coeff_partitions = 1 << vp89_rac_get_uint(&s->c, 2); buf += 3 * (s->num_coeff_partitions - 1); buf_size -= 3 * (s->num_coeff_partitions - 1); @@ -380,12 +381,12 @@ static void vp7_get_quants(VP8Context *s) { VP56RangeCoder *c = &s->c; - int yac_qi = vp8_rac_get_uint(c, 7); - int ydc_qi = vp8_rac_get(c) ? vp8_rac_get_uint(c, 7) : yac_qi; - int y2dc_qi = vp8_rac_get(c) ? vp8_rac_get_uint(c, 7) : yac_qi; - int y2ac_qi = vp8_rac_get(c) ? vp8_rac_get_uint(c, 7) : yac_qi; - int uvdc_qi = vp8_rac_get(c) ? vp8_rac_get_uint(c, 7) : yac_qi; - int uvac_qi = vp8_rac_get(c) ? vp8_rac_get_uint(c, 7) : yac_qi; + int yac_qi = vp89_rac_get_uint(c, 7); + int ydc_qi = vp89_rac_get(c) ? vp89_rac_get_uint(c, 7) : yac_qi; + int y2dc_qi = vp89_rac_get(c) ? vp89_rac_get_uint(c, 7) : yac_qi; + int y2ac_qi = vp89_rac_get(c) ? vp89_rac_get_uint(c, 7) : yac_qi; + int uvdc_qi = vp89_rac_get(c) ? vp89_rac_get_uint(c, 7) : yac_qi; + int uvac_qi = vp89_rac_get(c) ? vp89_rac_get_uint(c, 7) : yac_qi; s->qmat[0].luma_qmul[0] = vp7_ydc_qlookup[ydc_qi]; s->qmat[0].luma_qmul[1] = vp7_yac_qlookup[yac_qi]; @@ -400,7 +401,7 @@ static void vp8_get_quants(VP8Context *s) VP56RangeCoder *c = &s->c; int i, base_qi; - s->quant.yac_qi = vp8_rac_get_uint(c, 7); + s->quant.yac_qi = vp89_rac_get_uint(c, 7); s->quant.ydc_delta = vp8_rac_get_sint(c, 4); s->quant.y2dc_delta = vp8_rac_get_sint(c, 4); s->quant.y2ac_delta = vp8_rac_get_sint(c, 4); @@ -448,7 +449,7 @@ static VP56Frame ref_to_update(VP8Context *s, int update, VP56Frame ref) if (update) return VP56_FRAME_CURRENT; - switch (vp8_rac_get_uint(c, 2)) { + switch (vp89_rac_get_uint(c, 2)) { case 1: return VP56_FRAME_PREVIOUS; case 2: @@ -476,7 +477,7 @@ static void vp78_update_probability_tables(VP8Context *s) for (k = 0; k < 3; k++) for (l = 0; l < NUM_DCT_TOKENS-1; l++) if (vp56_rac_get_prob_branchy(c, vp8_token_update_probs[i][j][k][l])) { - int prob = vp8_rac_get_uint(c, 8); + int prob = vp89_rac_get_uint(c, 8); for (m = 0; vp8_coeff_band_indexes[j][m] >= 0; m++) s->prob->token[i][vp8_coeff_band_indexes[j][m]][k][l] = prob; } @@ -491,12 +492,12 @@ static void vp78_update_pred16x16_pred8x8_mvc_probabilities(VP8Context *s, VP56RangeCoder *c = &s->c; int i, j; - if (vp8_rac_get(c)) + if (vp89_rac_get(c)) for (i = 0; i < 4; i++) - s->prob->pred16x16[i] = vp8_rac_get_uint(c, 8); - if (vp8_rac_get(c)) + s->prob->pred16x16[i] = vp89_rac_get_uint(c, 8); + if (vp89_rac_get(c)) for (i = 0; i < 3; i++) - s->prob->pred8x8c[i] = vp8_rac_get_uint(c, 8); + s->prob->pred8x8c[i] = vp89_rac_get_uint(c, 8); // 17.2 MV probability update for (i = 0; i < 2; i++) @@ -509,8 +510,8 @@ static void update_refs(VP8Context *s) { VP56RangeCoder *c = &s->c; - int update_golden = vp8_rac_get(c); - int update_altref = vp8_rac_get(c); + int update_golden = vp89_rac_get(c); + int update_altref = vp89_rac_get(c); s->update_golden = ref_to_update(s, update_golden, VP56_FRAME_GOLDEN); s->update_altref = ref_to_update(s, update_altref, VP56_FRAME_GOLDEN2); @@ -621,10 +622,10 @@ static int vp7_decode_frame_header(VP8Context *s, const uint8_t *buf, int buf_si /* A. Dimension information (keyframes only) */ if (s->keyframe) { - width = vp8_rac_get_uint(c, 12); - height = vp8_rac_get_uint(c, 12); - hscale = vp8_rac_get_uint(c, 2); - vscale = vp8_rac_get_uint(c, 2); + width = vp89_rac_get_uint(c, 12); + height = vp89_rac_get_uint(c, 12); + hscale = vp89_rac_get_uint(c, 2); + vscale = vp89_rac_get_uint(c, 2); if (hscale || vscale) avpriv_request_sample(s->avctx, "Upscaling"); @@ -647,18 +648,18 @@ static int vp7_decode_frame_header(VP8Context *s, const uint8_t *buf, int buf_si /* B. Decoding information for all four macroblock-level features */ for (i = 0; i < 4; i++) { - s->feature_enabled[i] = vp8_rac_get(c); + s->feature_enabled[i] = vp89_rac_get(c); if (s->feature_enabled[i]) { - s->feature_present_prob[i] = vp8_rac_get_uint(c, 8); + s->feature_present_prob[i] = vp89_rac_get_uint(c, 8); for (j = 0; j < 3; j++) s->feature_index_prob[i][j] = - vp8_rac_get(c) ? vp8_rac_get_uint(c, 8) : 255; + vp89_rac_get(c) ? vp89_rac_get_uint(c, 8) : 255; if (vp7_feature_value_size[s->profile][i]) for (j = 0; j < 4; j++) s->feature_value[i][j] = - vp8_rac_get(c) ? vp8_rac_get_uint(c, vp7_feature_value_size[s->profile][i]) : 0; + vp89_rac_get(c) ? vp89_rac_get_uint(c, vp7_feature_value_size[s->profile][i]) : 0; } } @@ -683,7 +684,7 @@ static int vp7_decode_frame_header(VP8Context *s, const uint8_t *buf, int buf_si /* D. Golden frame update flag (a Flag) for interframes only */ if (!s->keyframe) { - s->update_golden = vp8_rac_get(c) ? VP56_FRAME_CURRENT : VP56_FRAME_NONE; + s->update_golden = vp89_rac_get(c) ? VP56_FRAME_CURRENT : VP56_FRAME_NONE; s->sign_bias[VP56_FRAME_GOLDEN] = 0; } @@ -692,36 +693,36 @@ static int vp7_decode_frame_header(VP8Context *s, const uint8_t *buf, int buf_si s->fade_present = 1; if (s->profile > 0) { - s->update_probabilities = vp8_rac_get(c); + s->update_probabilities = vp89_rac_get(c); if (!s->update_probabilities) s->prob[1] = s->prob[0]; if (!s->keyframe) - s->fade_present = vp8_rac_get(c); + s->fade_present = vp89_rac_get(c); } if (vpX_rac_is_end(c)) return AVERROR_INVALIDDATA; /* E. Fading information for previous frame */ - if (s->fade_present && vp8_rac_get(c)) { - alpha = (int8_t) vp8_rac_get_uint(c, 8); - beta = (int8_t) vp8_rac_get_uint(c, 8); + if (s->fade_present && vp89_rac_get(c)) { + alpha = (int8_t) vp89_rac_get_uint(c, 8); + beta = (int8_t) vp89_rac_get_uint(c, 8); } /* F. Loop filter type */ if (!s->profile) - s->filter.simple = vp8_rac_get(c); + s->filter.simple = vp89_rac_get(c); /* G. DCT coefficient ordering specification */ - if (vp8_rac_get(c)) + if (vp89_rac_get(c)) for (i = 1; i < 16; i++) - s->prob[0].scan[i] = ff_zigzag_scan[vp8_rac_get_uint(c, 4)]; + s->prob[0].scan[i] = ff_zigzag_scan[vp89_rac_get_uint(c, 4)]; /* H. Loop filter levels */ if (s->profile > 0) - s->filter.simple = vp8_rac_get(c); - s->filter.level = vp8_rac_get_uint(c, 6); - s->filter.sharpness = vp8_rac_get_uint(c, 3); + s->filter.simple = vp89_rac_get(c); + s->filter.level = vp89_rac_get_uint(c, 6); + s->filter.sharpness = vp89_rac_get_uint(c, 3); /* I. DCT coefficient probability update; 13.3 Token Probability Updates */ vp78_update_probability_tables(s); @@ -730,8 +731,8 @@ static int vp7_decode_frame_header(VP8Context *s, const uint8_t *buf, int buf_si /* J. The remaining frame header data occurs ONLY FOR INTERFRAMES */ if (!s->keyframe) { - s->prob->intra = vp8_rac_get_uint(c, 8); - s->prob->last = vp8_rac_get_uint(c, 8); + s->prob->intra = vp89_rac_get_uint(c, 8); + s->prob->last = vp89_rac_get_uint(c, 8); vp78_update_pred16x16_pred8x8_mvc_probabilities(s, VP7_MVC_SIZE); } @@ -815,23 +816,23 @@ static int vp8_decode_frame_header(VP8Context *s, const uint8_t *buf, int buf_si buf_size -= header_size; if (s->keyframe) { - s->colorspace = vp8_rac_get(c); + s->colorspace = vp89_rac_get(c); if (s->colorspace) av_log(s->avctx, AV_LOG_WARNING, "Unspecified colorspace\n"); - s->fullrange = vp8_rac_get(c); + s->fullrange = vp89_rac_get(c); } - if ((s->segmentation.enabled = vp8_rac_get(c))) + if ((s->segmentation.enabled = vp89_rac_get(c))) parse_segment_info(s); else s->segmentation.update_map = 0; // FIXME: move this to some init function? - s->filter.simple = vp8_rac_get(c); - s->filter.level = vp8_rac_get_uint(c, 6); - s->filter.sharpness = vp8_rac_get_uint(c, 3); + s->filter.simple = vp89_rac_get(c); + s->filter.level = vp89_rac_get_uint(c, 6); + s->filter.sharpness = vp89_rac_get_uint(c, 3); - if ((s->lf_delta.enabled = vp8_rac_get(c))) { - s->lf_delta.update = vp8_rac_get(c); + if ((s->lf_delta.enabled = vp89_rac_get(c))) { + s->lf_delta.update = vp89_rac_get(c); if (s->lf_delta.update) update_lf_deltas(s); } @@ -851,26 +852,26 @@ static int vp8_decode_frame_header(VP8Context *s, const uint8_t *buf, int buf_si if (!s->keyframe) { update_refs(s); - s->sign_bias[VP56_FRAME_GOLDEN] = vp8_rac_get(c); - s->sign_bias[VP56_FRAME_GOLDEN2 /* altref */] = vp8_rac_get(c); + s->sign_bias[VP56_FRAME_GOLDEN] = vp89_rac_get(c); + s->sign_bias[VP56_FRAME_GOLDEN2 /* altref */] = vp89_rac_get(c); } // if we aren't saving this frame's probabilities for future frames, // make a copy of the current probabilities - if (!(s->update_probabilities = vp8_rac_get(c))) + if (!(s->update_probabilities = vp89_rac_get(c))) s->prob[1] = s->prob[0]; - s->update_last = s->keyframe || vp8_rac_get(c); + s->update_last = s->keyframe || vp89_rac_get(c); vp78_update_probability_tables(s); - if ((s->mbskip_enabled = vp8_rac_get(c))) - s->prob->mbskip = vp8_rac_get_uint(c, 8); + if ((s->mbskip_enabled = vp89_rac_get(c))) + s->prob->mbskip = vp89_rac_get_uint(c, 8); if (!s->keyframe) { - s->prob->intra = vp8_rac_get_uint(c, 8); - s->prob->last = vp8_rac_get_uint(c, 8); - s->prob->golden = vp8_rac_get_uint(c, 8); + s->prob->intra = vp89_rac_get_uint(c, 8); + s->prob->last = vp89_rac_get_uint(c, 8); + s->prob->golden = vp89_rac_get_uint(c, 8); vp78_update_pred16x16_pred8x8_mvc_probabilities(s, VP8_MVC_SIZE); } @@ -1265,7 +1266,7 @@ void decode_intra4x4_modes(VP8Context *s, VP56RangeCoder *c, VP8Macroblock *mb, for (x = 0; x < 4; x++) { const uint8_t *ctx; ctx = vp8_pred4x4_prob_intra[top[x]][left[y]]; - *intra4x4 = vp8_rac_get_tree(c, vp8_pred4x4_tree, ctx); + *intra4x4 = vp89_rac_get_tree(c, vp8_pred4x4_tree, ctx); left[y] = top[x] = *intra4x4; intra4x4++; } @@ -1273,8 +1274,8 @@ void decode_intra4x4_modes(VP8Context *s, VP56RangeCoder *c, VP8Macroblock *mb, } else { int i; for (i = 0; i < 16; i++) - intra4x4[i] = vp8_rac_get_tree(c, vp8_pred4x4_tree, - vp8_pred4x4_prob_inter); + intra4x4[i] = vp89_rac_get_tree(c, vp8_pred4x4_tree, + vp8_pred4x4_prob_inter); } } @@ -1294,8 +1295,8 @@ void decode_mb_mode(VP8Context *s, VP8mvbounds *mv_bounds, for (i = 0; i < 4; i++) { if (s->feature_enabled[i]) { if (vp56_rac_get_prob_branchy(c, s->feature_present_prob[i])) { - int index = vp8_rac_get_tree(c, vp7_feature_index_tree, - s->feature_index_prob[i]); + int index = vp89_rac_get_tree(c, vp7_feature_index_tree, + s->feature_index_prob[i]); av_log(s->avctx, AV_LOG_WARNING, "Feature %s present in macroblock (value 0x%x)\n", vp7_feature_name[i], s->feature_value[i][index]); @@ -1312,8 +1313,8 @@ void decode_mb_mode(VP8Context *s, VP8mvbounds *mv_bounds, mb->skip = s->mbskip_enabled ? vp56_rac_get_prob(c, s->prob->mbskip) : 0; if (s->keyframe) { - mb->mode = vp8_rac_get_tree(c, vp8_pred16x16_tree_intra, - vp8_pred16x16_prob_intra); + mb->mode = vp89_rac_get_tree(c, vp8_pred16x16_tree_intra, + vp8_pred16x16_prob_intra); if (mb->mode == MODE_I4x4) { decode_intra4x4_modes(s, c, mb, mb_x, 1, layout); @@ -1327,8 +1328,8 @@ void decode_mb_mode(VP8Context *s, VP8mvbounds *mv_bounds, AV_WN32A(s->intra4x4_pred_mode_left, modes); } - mb->chroma_pred_mode = vp8_rac_get_tree(c, vp8_pred8x8c_tree, - vp8_pred8x8c_prob_intra); + mb->chroma_pred_mode = vp89_rac_get_tree(c, vp8_pred8x8c_tree, + vp8_pred8x8c_prob_intra); mb->ref_frame = VP56_FRAME_CURRENT; } else if (vp56_rac_get_prob_branchy(c, s->prob->intra)) { // inter MB, 16.2 @@ -1347,13 +1348,14 @@ void decode_mb_mode(VP8Context *s, VP8mvbounds *mv_bounds, vp8_decode_mvs(s, mv_bounds, mb, mb_x, mb_y, layout); } else { // intra MB, 16.1 - mb->mode = vp8_rac_get_tree(c, vp8_pred16x16_tree_inter, s->prob->pred16x16); + mb->mode = vp89_rac_get_tree(c, vp8_pred16x16_tree_inter, + s->prob->pred16x16); if (mb->mode == MODE_I4x4) decode_intra4x4_modes(s, c, mb, mb_x, 0, layout); - mb->chroma_pred_mode = vp8_rac_get_tree(c, vp8_pred8x8c_tree, - s->prob->pred8x8c); + mb->chroma_pred_mode = vp89_rac_get_tree(c, vp8_pred8x8c_tree, + s->prob->pred8x8c); mb->ref_frame = VP56_FRAME_CURRENT; mb->partitioning = VP8_SPLITMVMODE_NONE; AV_ZERO32(&mb->bmv[0]); @@ -1423,7 +1425,7 @@ skip_eob: } token_prob = probs[i + 1][2]; } - block[scan[i]] = (vp8_rac_get(&c) ? -coeff : coeff) * qmul[!!i]; + block[scan[i]] = (vp89_rac_get(&c) ? -coeff : coeff) * qmul[!!i]; } while (++i < 16); *r = c; diff --git a/libavcodec/vp89_rac.h b/libavcodec/vp89_rac.h new file mode 100644 index 0000000000..382c8ee64d --- /dev/null +++ b/libavcodec/vp89_rac.h @@ -0,0 +1,66 @@ +/* + * Copyright (C) 2006 Aurelien Jacobs + * + * This file is part of FFmpeg. + * + * 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. + * + * 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 FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +/** + * @file + * Range decoder functions common to VP8 and VP9 + */ + +#ifndef AVCODEC_VP89_RAC_H +#define AVCODEC_VP89_RAC_H + +#include + +#include "libavutil/attributes.h" + +#include "vp56.h" + +// rounding is different than vp56_rac_get, is vp56_rac_get wrong? +static av_always_inline int vp89_rac_get(VP56RangeCoder *c) +{ + return vp56_rac_get_prob(c, 128); +} + +static av_unused int vp89_rac_get_uint(VP56RangeCoder *c, int bits) +{ + int value = 0; + + while (bits--) { + value = (value << 1) | vp89_rac_get(c); + } + + return value; +} + +// how probabilities are associated with decisions is different I think +// well, the new scheme fits in the old but this way has one fewer branches per decision +static av_always_inline int vp89_rac_get_tree(VP56RangeCoder *c, const int8_t (*tree)[2], + const uint8_t *probs) +{ + int i = 0; + + do { + i = tree[i][vp56_rac_get_prob(c, probs[i])]; + } while (i > 0); + + return -i; +} + +#endif /* AVCODEC_VP89_RAC_H */ diff --git a/libavcodec/vp9.c b/libavcodec/vp9.c index 12ec87992c..57ad8623a8 100644 --- a/libavcodec/vp9.c +++ b/libavcodec/vp9.c @@ -35,6 +35,7 @@ #include "videodsp.h" #include "vp56.h" +#include "vp89_rac.h" #include "vp9.h" #include "vp9data.h" #include "vp9dec.h" @@ -419,16 +420,16 @@ static int update_prob(VP56RangeCoder *c, int p) * updates vs. the 'fine, exact' updates further down the range, which * adds one extra dimension to this differential update model. */ - if (!vp8_rac_get(c)) { - d = vp8_rac_get_uint(c, 4) + 0; - } else if (!vp8_rac_get(c)) { - d = vp8_rac_get_uint(c, 4) + 16; - } else if (!vp8_rac_get(c)) { - d = vp8_rac_get_uint(c, 5) + 32; + if (!vp89_rac_get(c)) { + d = vp89_rac_get_uint(c, 4) + 0; + } else if (!vp89_rac_get(c)) { + d = vp89_rac_get_uint(c, 4) + 16; + } else if (!vp89_rac_get(c)) { + d = vp89_rac_get_uint(c, 5) + 32; } else { - d = vp8_rac_get_uint(c, 7); + d = vp89_rac_get_uint(c, 7); if (d >= 65) - d = (d << 1) - 65 + vp8_rac_get(c); + d = (d << 1) - 65 + vp89_rac_get(c); d += 64; av_assert2(d < FF_ARRAY_ELEMS(inv_map_table)); } @@ -905,9 +906,9 @@ static int decode_frame_header(AVCodecContext *avctx, if (s->s.h.lossless) { s->s.h.txfmmode = TX_4X4; } else { - s->s.h.txfmmode = vp8_rac_get_uint(&s->c, 2); + s->s.h.txfmmode = vp89_rac_get_uint(&s->c, 2); if (s->s.h.txfmmode == 3) - s->s.h.txfmmode += vp8_rac_get(&s->c); + s->s.h.txfmmode += vp89_rac_get(&s->c); if (s->s.h.txfmmode == TX_SWITCHABLE) { for (i = 0; i < 2; i++) @@ -929,7 +930,7 @@ static int decode_frame_header(AVCodecContext *avctx, // coef updates for (i = 0; i < 4; i++) { uint8_t (*ref)[2][6][6][3] = s->prob_ctx[c].coef[i]; - if (vp8_rac_get(&s->c)) { + if (vp89_rac_get(&s->c)) { for (j = 0; j < 2; j++) for (k = 0; k < 2; k++) for (l = 0; l < 6; l++) @@ -986,9 +987,9 @@ static int decode_frame_header(AVCodecContext *avctx, s->prob.p.intra[i] = update_prob(&s->c, s->prob.p.intra[i]); if (s->s.h.allowcompinter) { - s->s.h.comppredmode = vp8_rac_get(&s->c); + s->s.h.comppredmode = vp89_rac_get(&s->c); if (s->s.h.comppredmode) - s->s.h.comppredmode += vp8_rac_get(&s->c); + s->s.h.comppredmode += vp89_rac_get(&s->c); if (s->s.h.comppredmode == PRED_SWITCHABLE) for (i = 0; i < 5; i++) if (vp56_rac_get_prob_branchy(&s->c, 252)) @@ -1033,26 +1034,26 @@ static int decode_frame_header(AVCodecContext *avctx, // mv fields don't use the update_prob subexp model for some reason for (i = 0; i < 3; i++) if (vp56_rac_get_prob_branchy(&s->c, 252)) - s->prob.p.mv_joint[i] = (vp8_rac_get_uint(&s->c, 7) << 1) | 1; + s->prob.p.mv_joint[i] = (vp89_rac_get_uint(&s->c, 7) << 1) | 1; for (i = 0; i < 2; i++) { if (vp56_rac_get_prob_branchy(&s->c, 252)) s->prob.p.mv_comp[i].sign = - (vp8_rac_get_uint(&s->c, 7) << 1) | 1; + (vp89_rac_get_uint(&s->c, 7) << 1) | 1; for (j = 0; j < 10; j++) if (vp56_rac_get_prob_branchy(&s->c, 252)) s->prob.p.mv_comp[i].classes[j] = - (vp8_rac_get_uint(&s->c, 7) << 1) | 1; + (vp89_rac_get_uint(&s->c, 7) << 1) | 1; if (vp56_rac_get_prob_branchy(&s->c, 252)) s->prob.p.mv_comp[i].class0 = - (vp8_rac_get_uint(&s->c, 7) << 1) | 1; + (vp89_rac_get_uint(&s->c, 7) << 1) | 1; for (j = 0; j < 10; j++) if (vp56_rac_get_prob_branchy(&s->c, 252)) s->prob.p.mv_comp[i].bits[j] = - (vp8_rac_get_uint(&s->c, 7) << 1) | 1; + (vp89_rac_get_uint(&s->c, 7) << 1) | 1; } for (i = 0; i < 2; i++) { @@ -1060,23 +1061,23 @@ static int decode_frame_header(AVCodecContext *avctx, for (k = 0; k < 3; k++) if (vp56_rac_get_prob_branchy(&s->c, 252)) s->prob.p.mv_comp[i].class0_fp[j][k] = - (vp8_rac_get_uint(&s->c, 7) << 1) | 1; + (vp89_rac_get_uint(&s->c, 7) << 1) | 1; for (j = 0; j < 3; j++) if (vp56_rac_get_prob_branchy(&s->c, 252)) s->prob.p.mv_comp[i].fp[j] = - (vp8_rac_get_uint(&s->c, 7) << 1) | 1; + (vp89_rac_get_uint(&s->c, 7) << 1) | 1; } if (s->s.h.highprecisionmvs) { for (i = 0; i < 2; i++) { if (vp56_rac_get_prob_branchy(&s->c, 252)) s->prob.p.mv_comp[i].class0_hp = - (vp8_rac_get_uint(&s->c, 7) << 1) | 1; + (vp89_rac_get_uint(&s->c, 7) << 1) | 1; if (vp56_rac_get_prob_branchy(&s->c, 252)) s->prob.p.mv_comp[i].hp = - (vp8_rac_get_uint(&s->c, 7) << 1) | 1; + (vp89_rac_get_uint(&s->c, 7) << 1) | 1; } } } @@ -1099,11 +1100,11 @@ static void decode_sb(VP9TileData *td, int row, int col, VP9Filter *lflvl, int bytesperpixel = s->bytesperpixel; if (bl == BL_8X8) { - bp = vp8_rac_get_tree(td->c, ff_vp9_partition_tree, p); + bp = vp89_rac_get_tree(td->c, ff_vp9_partition_tree, p); ff_vp9_decode_block(td, row, col, lflvl, yoff, uvoff, bl, bp); } else if (col + hbs < s->cols) { // FIXME why not <=? if (row + hbs < s->rows) { // FIXME why not <=? - bp = vp8_rac_get_tree(td->c, ff_vp9_partition_tree, p); + bp = vp89_rac_get_tree(td->c, ff_vp9_partition_tree, p); switch (bp) { case PARTITION_NONE: ff_vp9_decode_block(td, row, col, lflvl, yoff, uvoff, bl, bp); diff --git a/libavcodec/vp9block.c b/libavcodec/vp9block.c index 5fdda63545..f5088e3b59 100644 --- a/libavcodec/vp9block.c +++ b/libavcodec/vp9block.c @@ -25,6 +25,7 @@ #include "threadframe.h" #include "vp56.h" +#include "vp89_rac.h" #include "vp9.h" #include "vp9data.h" #include "vp9dec.h" @@ -100,7 +101,8 @@ static void decode_mode(VP9TileData *td) b->seg_id = 0; } else if (s->s.h.keyframe || s->s.h.intraonly) { b->seg_id = !s->s.h.segmentation.update_map ? 0 : - vp8_rac_get_tree(td->c, ff_vp9_segmentation_tree, s->s.h.segmentation.prob); + vp89_rac_get_tree(td->c, ff_vp9_segmentation_tree, + s->s.h.segmentation.prob); } else if (!s->s.h.segmentation.update_map || (s->s.h.segmentation.temporal && vp56_rac_get_prob_branchy(td->c, @@ -126,8 +128,8 @@ static void decode_mode(VP9TileData *td) memset(&s->above_segpred_ctx[col], 1, w4); memset(&td->left_segpred_ctx[row7], 1, h4); } else { - b->seg_id = vp8_rac_get_tree(td->c, ff_vp9_segmentation_tree, - s->s.h.segmentation.prob); + b->seg_id = vp89_rac_get_tree(td->c, ff_vp9_segmentation_tree, + s->s.h.segmentation.prob); memset(&s->above_segpred_ctx[col], 0, w4); memset(&td->left_segpred_ctx[row7], 0, h4); @@ -221,11 +223,11 @@ static void decode_mode(VP9TileData *td) // necessary, they're just there to make the code slightly // simpler for now b->mode[0] = - a[0] = vp8_rac_get_tree(td->c, ff_vp9_intramode_tree, - ff_vp9_default_kf_ymode_probs[a[0]][l[0]]); + a[0] = vp89_rac_get_tree(td->c, ff_vp9_intramode_tree, + ff_vp9_default_kf_ymode_probs[a[0]][l[0]]); if (b->bs != BS_8x4) { - b->mode[1] = vp8_rac_get_tree(td->c, ff_vp9_intramode_tree, - ff_vp9_default_kf_ymode_probs[a[1]][b->mode[0]]); + b->mode[1] = vp89_rac_get_tree(td->c, ff_vp9_intramode_tree, + ff_vp9_default_kf_ymode_probs[a[1]][b->mode[0]]); l[0] = a[1] = b->mode[1]; } else { @@ -235,11 +237,11 @@ static void decode_mode(VP9TileData *td) } if (b->bs != BS_4x8) { b->mode[2] = - a[0] = vp8_rac_get_tree(td->c, ff_vp9_intramode_tree, - ff_vp9_default_kf_ymode_probs[a[0]][l[1]]); + a[0] = vp89_rac_get_tree(td->c, ff_vp9_intramode_tree, + ff_vp9_default_kf_ymode_probs[a[0]][l[1]]); if (b->bs != BS_8x4) { - b->mode[3] = vp8_rac_get_tree(td->c, ff_vp9_intramode_tree, - ff_vp9_default_kf_ymode_probs[a[1]][b->mode[2]]); + b->mode[3] = vp89_rac_get_tree(td->c, ff_vp9_intramode_tree, + ff_vp9_default_kf_ymode_probs[a[1]][b->mode[2]]); l[1] = a[1] = b->mode[3]; } else { @@ -254,8 +256,8 @@ static void decode_mode(VP9TileData *td) b->mode[3] = b->mode[1]; } } else { - b->mode[0] = vp8_rac_get_tree(td->c, ff_vp9_intramode_tree, - ff_vp9_default_kf_ymode_probs[*a][*l]); + b->mode[0] = vp89_rac_get_tree(td->c, ff_vp9_intramode_tree, + ff_vp9_default_kf_ymode_probs[*a][*l]); b->mode[3] = b->mode[2] = b->mode[1] = b->mode[0]; @@ -263,28 +265,28 @@ static void decode_mode(VP9TileData *td) memset(a, b->mode[0], ff_vp9_bwh_tab[0][b->bs][0]); memset(l, b->mode[0], ff_vp9_bwh_tab[0][b->bs][1]); } - b->uvmode = vp8_rac_get_tree(td->c, ff_vp9_intramode_tree, - ff_vp9_default_kf_uvmode_probs[b->mode[3]]); + b->uvmode = vp89_rac_get_tree(td->c, ff_vp9_intramode_tree, + ff_vp9_default_kf_uvmode_probs[b->mode[3]]); } else if (b->intra) { b->comp = 0; if (b->bs > BS_8x8) { - b->mode[0] = vp8_rac_get_tree(td->c, ff_vp9_intramode_tree, - s->prob.p.y_mode[0]); + b->mode[0] = vp89_rac_get_tree(td->c, ff_vp9_intramode_tree, + s->prob.p.y_mode[0]); td->counts.y_mode[0][b->mode[0]]++; if (b->bs != BS_8x4) { - b->mode[1] = vp8_rac_get_tree(td->c, ff_vp9_intramode_tree, - s->prob.p.y_mode[0]); + b->mode[1] = vp89_rac_get_tree(td->c, ff_vp9_intramode_tree, + s->prob.p.y_mode[0]); td->counts.y_mode[0][b->mode[1]]++; } else { b->mode[1] = b->mode[0]; } if (b->bs != BS_4x8) { - b->mode[2] = vp8_rac_get_tree(td->c, ff_vp9_intramode_tree, - s->prob.p.y_mode[0]); + b->mode[2] = vp89_rac_get_tree(td->c, ff_vp9_intramode_tree, + s->prob.p.y_mode[0]); td->counts.y_mode[0][b->mode[2]]++; if (b->bs != BS_8x4) { - b->mode[3] = vp8_rac_get_tree(td->c, ff_vp9_intramode_tree, - s->prob.p.y_mode[0]); + b->mode[3] = vp89_rac_get_tree(td->c, ff_vp9_intramode_tree, + s->prob.p.y_mode[0]); td->counts.y_mode[0][b->mode[3]]++; } else { b->mode[3] = b->mode[2]; @@ -299,15 +301,15 @@ static void decode_mode(VP9TileData *td) }; int sz = size_group[b->bs]; - b->mode[0] = vp8_rac_get_tree(td->c, ff_vp9_intramode_tree, - s->prob.p.y_mode[sz]); + b->mode[0] = vp89_rac_get_tree(td->c, ff_vp9_intramode_tree, + s->prob.p.y_mode[sz]); b->mode[1] = b->mode[2] = b->mode[3] = b->mode[0]; td->counts.y_mode[sz][b->mode[3]]++; } - b->uvmode = vp8_rac_get_tree(td->c, ff_vp9_intramode_tree, - s->prob.p.uv_mode[b->mode[3]]); + b->uvmode = vp89_rac_get_tree(td->c, ff_vp9_intramode_tree, + s->prob.p.uv_mode[b->mode[3]]); td->counts.uv_mode[b->mode[3]][b->uvmode]++; } else { static const uint8_t inter_mode_ctx_lut[14][14] = { @@ -587,8 +589,8 @@ static void decode_mode(VP9TileData *td) int c = inter_mode_ctx_lut[s->above_mode_ctx[col + off[b->bs]]] [td->left_mode_ctx[row7 + off[b->bs]]]; - b->mode[0] = vp8_rac_get_tree(td->c, ff_vp9_inter_mode_tree, - s->prob.p.mv_mode[c]); + b->mode[0] = vp89_rac_get_tree(td->c, ff_vp9_inter_mode_tree, + s->prob.p.mv_mode[c]); b->mode[1] = b->mode[2] = b->mode[3] = b->mode[0]; @@ -612,8 +614,8 @@ static void decode_mode(VP9TileData *td) c = 3; } - filter_id = vp8_rac_get_tree(td->c, ff_vp9_filter_tree, - s->prob.p.filter[c]); + filter_id = vp89_rac_get_tree(td->c, ff_vp9_filter_tree, + s->prob.p.filter[c]); td->counts.filter[c][filter_id]++; b->filter = ff_vp9_filter_lut[filter_id]; } else { @@ -623,14 +625,14 @@ static void decode_mode(VP9TileData *td) if (b->bs > BS_8x8) { int c = inter_mode_ctx_lut[s->above_mode_ctx[col]][td->left_mode_ctx[row7]]; - b->mode[0] = vp8_rac_get_tree(td->c, ff_vp9_inter_mode_tree, - s->prob.p.mv_mode[c]); + b->mode[0] = vp89_rac_get_tree(td->c, ff_vp9_inter_mode_tree, + s->prob.p.mv_mode[c]); td->counts.mv_mode[c][b->mode[0] - 10]++; ff_vp9_fill_mv(td, b->mv[0], b->mode[0], 0); if (b->bs != BS_8x4) { - b->mode[1] = vp8_rac_get_tree(td->c, ff_vp9_inter_mode_tree, - s->prob.p.mv_mode[c]); + b->mode[1] = vp89_rac_get_tree(td->c, ff_vp9_inter_mode_tree, + s->prob.p.mv_mode[c]); td->counts.mv_mode[c][b->mode[1] - 10]++; ff_vp9_fill_mv(td, b->mv[1], b->mode[1], 1); } else { @@ -640,14 +642,14 @@ static void decode_mode(VP9TileData *td) } if (b->bs != BS_4x8) { - b->mode[2] = vp8_rac_get_tree(td->c, ff_vp9_inter_mode_tree, - s->prob.p.mv_mode[c]); + b->mode[2] = vp89_rac_get_tree(td->c, ff_vp9_inter_mode_tree, + s->prob.p.mv_mode[c]); td->counts.mv_mode[c][b->mode[2] - 10]++; ff_vp9_fill_mv(td, b->mv[2], b->mode[2], 2); if (b->bs != BS_8x4) { - b->mode[3] = vp8_rac_get_tree(td->c, ff_vp9_inter_mode_tree, - s->prob.p.mv_mode[c]); + b->mode[3] = vp89_rac_get_tree(td->c, ff_vp9_inter_mode_tree, + s->prob.p.mv_mode[c]); td->counts.mv_mode[c][b->mode[3] - 10]++; ff_vp9_fill_mv(td, b->mv[3], b->mode[3], 3); } else { @@ -909,9 +911,9 @@ skip_eob: if (!--band_left) band_left = band_counts[++band]; if (is_tx32x32) - STORE_COEF(coef, rc, (int)((vp8_rac_get(c) ? -val : val) * (unsigned)qmul[!!i]) / 2); + STORE_COEF(coef, rc, (int)((vp89_rac_get(c) ? -val : val) * (unsigned)qmul[!!i]) / 2); else - STORE_COEF(coef, rc, (vp8_rac_get(c) ? -val : val) * (unsigned)qmul[!!i]); + STORE_COEF(coef, rc, (vp89_rac_get(c) ? -val : val) * (unsigned)qmul[!!i]); nnz = (1 + cache[nb[i][0]] + cache[nb[i][1]]) >> 1; tp = p[band][nnz]; } while (++i < n_coeffs); diff --git a/libavcodec/vp9mvs.c b/libavcodec/vp9mvs.c index ddce9b6c84..cee91dc34d 100644 --- a/libavcodec/vp9mvs.c +++ b/libavcodec/vp9mvs.c @@ -23,6 +23,7 @@ #include "threadframe.h" #include "vp56.h" +#include "vp89_rac.h" #include "vp9.h" #include "vp9data.h" #include "vp9dec.h" @@ -237,8 +238,8 @@ static av_always_inline int read_mv_component(VP9TileData *td, int idx, int hp) { VP9Context *s = td->s; int bit, sign = vp56_rac_get_prob(td->c, s->prob.p.mv_comp[idx].sign); - int n, c = vp8_rac_get_tree(td->c, ff_vp9_mv_class_tree, - s->prob.p.mv_comp[idx].classes); + int n, c = vp89_rac_get_tree(td->c, ff_vp9_mv_class_tree, + s->prob.p.mv_comp[idx].classes); td->counts.mv_comp[idx].sign[sign]++; td->counts.mv_comp[idx].classes[c]++; @@ -251,8 +252,8 @@ static av_always_inline int read_mv_component(VP9TileData *td, int idx, int hp) td->counts.mv_comp[idx].bits[m][bit]++; } n <<= 3; - bit = vp8_rac_get_tree(td->c, ff_vp9_mv_fp_tree, - s->prob.p.mv_comp[idx].fp); + bit = vp89_rac_get_tree(td->c, ff_vp9_mv_fp_tree, + s->prob.p.mv_comp[idx].fp); n |= bit << 1; td->counts.mv_comp[idx].fp[bit]++; if (hp) { @@ -269,8 +270,8 @@ static av_always_inline int read_mv_component(VP9TileData *td, int idx, int hp) } else { n = vp56_rac_get_prob(td->c, s->prob.p.mv_comp[idx].class0); td->counts.mv_comp[idx].class0[n]++; - bit = vp8_rac_get_tree(td->c, ff_vp9_mv_fp_tree, - s->prob.p.mv_comp[idx].class0_fp[n]); + bit = vp89_rac_get_tree(td->c, ff_vp9_mv_fp_tree, + s->prob.p.mv_comp[idx].class0_fp[n]); td->counts.mv_comp[idx].class0_fp[n][bit]++; n = (n << 3) | (bit << 1); if (hp) { @@ -319,8 +320,8 @@ void ff_vp9_fill_mv(VP9TileData *td, VP56mv *mv, int mode, int sb) } } if (mode == NEWMV) { - enum MVJoint j = vp8_rac_get_tree(td->c, ff_vp9_mv_joint_tree, - s->prob.p.mv_joint); + enum MVJoint j = vp89_rac_get_tree(td->c, ff_vp9_mv_joint_tree, + s->prob.p.mv_joint); td->counts.mv_joint[j]++; if (j >= MV_JOINT_V) @@ -350,8 +351,8 @@ void ff_vp9_fill_mv(VP9TileData *td, VP56mv *mv, int mode, int sb) } } if (mode == NEWMV) { - enum MVJoint j = vp8_rac_get_tree(td->c, ff_vp9_mv_joint_tree, - s->prob.p.mv_joint); + enum MVJoint j = vp89_rac_get_tree(td->c, ff_vp9_mv_joint_tree, + s->prob.p.mv_joint); td->counts.mv_joint[j]++; if (j >= MV_JOINT_V) -- cgit v1.2.3