CMXSL.org/trisquel-icecat
2
0
Fork 0
Code Issues Pull requests Projects Releases 5 Packages Wiki Activity Actions
trisquel-icecat/icecat/third_party/aom/av1/encoder/nonrd_opt.h
Ark74 618c9f4145 icecat: add release 140.3.1-1gnu1
2025-10-06 02:35:48 -06:00

591 lines
28 KiB
C
Raw Blame History

/*
* Copyright (c) 2022, Alliance for Open Media. All rights reserved.
*
* This source code is subject to the terms of the BSD 2 Clause License and
* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
* was not distributed with this source code in the LICENSE file, you can
* obtain it at www.aomedia.org/license/software. If the Alliance for Open
* Media Patent License 1.0 was not distributed with this source code in the
* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
*/
#ifndef AOM_AV1_ENCODER_NONRD_OPT_H_
#define AOM_AV1_ENCODER_NONRD_OPT_H_
#include "av1/encoder/context_tree.h"
#include "av1/encoder/rdopt_utils.h"
#include "av1/encoder/rdopt.h"
#define RTC_INTER_MODES (4)
#define RTC_INTRA_MODES (4)
#define RTC_MODES (AOMMAX(RTC_INTER_MODES, RTC_INTRA_MODES))
#define CALC_BIASED_RDCOST(rdcost) (7 * (rdcost) >> 3)
#define NUM_COMP_INTER_MODES_RT (6)
#define NUM_INTER_MODES 12
#define CAP_TX_SIZE_FOR_BSIZE_GT32(tx_mode_search_type, bsize) \
(((tx_mode_search_type) != ONLY_4X4 && (bsize) > BLOCK_32X32) ? true : false)
#define TX_SIZE_FOR_BSIZE_GT32 (TX_16X16)
#define FILTER_SEARCH_SIZE 2
#if !CONFIG_REALTIME_ONLY
#define MOTION_MODE_SEARCH_SIZE 2
#endif
extern int g_pick_inter_mode_cnt;
/*!\cond */
typedef struct {
uint8_t *data;
int stride;
int in_use;
} PRED_BUFFER;
typedef struct {
PRED_BUFFER *best_pred;
PREDICTION_MODE best_mode;
TX_SIZE best_tx_size;
TX_TYPE tx_type;
MV_REFERENCE_FRAME best_ref_frame;
MV_REFERENCE_FRAME best_second_ref_frame;
uint8_t best_mode_skip_txfm;
uint8_t best_mode_initial_skip_flag;
int_interpfilters best_pred_filter;
MOTION_MODE best_motion_mode;
WarpedMotionParams wm_params;
int num_proj_ref;
PALETTE_MODE_INFO pmi;
int64_t best_sse;
} BEST_PICKMODE;
typedef struct {
MV_REFERENCE_FRAME ref_frame;
PREDICTION_MODE pred_mode;
} REF_MODE;
typedef struct {
MV_REFERENCE_FRAME ref_frame[2];
PREDICTION_MODE pred_mode;
} COMP_REF_MODE;
struct estimate_block_intra_args {
AV1_COMP *cpi;
MACROBLOCK *x;
PREDICTION_MODE mode;
int skippable;
RD_STATS *rdc;
unsigned int best_sad;
bool prune_mode_based_on_sad;
bool prune_palette_sad;
};
/*!\endcond */
/*!\brief Structure to store parameters and statistics used in non-rd inter mode
* evaluation.
*/
typedef struct {
//! Structure to hold best inter mode data
BEST_PICKMODE best_pickmode;
//! Structure to RD cost of current mode
RD_STATS this_rdc;
//! Pointer to the RD Cost for the best mode found so far
RD_STATS best_rdc;
//! Distortion of chroma planes for all modes and reference frames
int64_t uv_dist[RTC_INTER_MODES][REF_FRAMES];
//! Buffer to hold predicted block for all reference frames and planes
struct buf_2d yv12_mb[REF_FRAMES][MAX_MB_PLANE];
//! Array to hold variance of all modes and reference frames
unsigned int vars[RTC_INTER_MODES][REF_FRAMES];
//! Array to hold ref cost of single reference mode for all ref frames
unsigned int ref_costs_single[REF_FRAMES];
//! Array to hold motion vector for all modes and reference frames
int_mv frame_mv[MB_MODE_COUNT][REF_FRAMES];
//! Array to hold best mv for all modes and reference frames
int_mv frame_mv_best[MB_MODE_COUNT][REF_FRAMES];
//! Array to hold inter mode cost of single ref mode for all ref frames
int single_inter_mode_costs[RTC_INTER_MODES][REF_FRAMES];
//! Array to hold use reference frame mask for each reference frame
int use_ref_frame_mask[REF_FRAMES];
//! Array to hold flags of evaluated modes for each reference frame
uint8_t mode_checked[MB_MODE_COUNT][REF_FRAMES];
//! Array to hold flag indicating if scaled reference frame is used.
bool use_scaled_ref_frame[REF_FRAMES];
} InterModeSearchStateNonrd;
static const uint8_t b_width_log2_lookup[BLOCK_SIZES] = { 0, 0, 1, 1, 1, 2,
2, 2, 3, 3, 3, 4,
4, 4, 5, 5 };
static const uint8_t b_height_log2_lookup[BLOCK_SIZES] = { 0, 1, 0, 1, 2, 1,
2, 3, 2, 3, 4, 3,
4, 5, 4, 5 };
static const PREDICTION_MODE intra_mode_list[] = { DC_PRED, V_PRED, H_PRED,
SMOOTH_PRED };
static const PREDICTION_MODE inter_mode_list[] = { NEARESTMV, NEARMV, GLOBALMV,
NEWMV };
static const THR_MODES mode_idx[REF_FRAMES][RTC_MODES] = {
{ THR_DC, THR_V_PRED, THR_H_PRED, THR_SMOOTH },
{ THR_NEARESTMV, THR_NEARMV, THR_GLOBALMV, THR_NEWMV },
{ THR_NEARESTL2, THR_NEARL2, THR_GLOBALL2, THR_NEWL2 },
{ THR_NEARESTL3, THR_NEARL3, THR_GLOBALL3, THR_NEWL3 },
{ THR_NEARESTG, THR_NEARG, THR_GLOBALG, THR_NEWG },
{ THR_NEARESTB, THR_NEARB, THR_GLOBALB, THR_NEWB },
{ THR_NEARESTA2, THR_NEARA2, THR_GLOBALA2, THR_NEWA2 },
{ THR_NEARESTA, THR_NEARA, THR_GLOBALA, THR_NEWA },
};
// GLOBALMV in the set below is in fact ZEROMV as we don't do global ME in RT
// mode
static const REF_MODE ref_mode_set[NUM_INTER_MODES] = {
{ LAST_FRAME, NEARESTMV }, { LAST_FRAME, NEARMV },
{ LAST_FRAME, GLOBALMV }, { LAST_FRAME, NEWMV },
{ GOLDEN_FRAME, NEARESTMV }, { GOLDEN_FRAME, NEARMV },
{ GOLDEN_FRAME, GLOBALMV }, { GOLDEN_FRAME, NEWMV },
{ ALTREF_FRAME, NEARESTMV }, { ALTREF_FRAME, NEARMV },
{ ALTREF_FRAME, GLOBALMV }, { ALTREF_FRAME, NEWMV },
};
static const COMP_REF_MODE comp_ref_mode_set[NUM_COMP_INTER_MODES_RT] = {
{ { LAST_FRAME, GOLDEN_FRAME }, GLOBAL_GLOBALMV },
{ { LAST_FRAME, GOLDEN_FRAME }, NEAREST_NEARESTMV },
{ { LAST_FRAME, LAST2_FRAME }, GLOBAL_GLOBALMV },
{ { LAST_FRAME, LAST2_FRAME }, NEAREST_NEARESTMV },
{ { LAST_FRAME, ALTREF_FRAME }, GLOBAL_GLOBALMV },
{ { LAST_FRAME, ALTREF_FRAME }, NEAREST_NEARESTMV },
};
static const int_interpfilters filters_ref_set[9] = {
[0].as_filters = { EIGHTTAP_REGULAR, EIGHTTAP_REGULAR },
[1].as_filters = { EIGHTTAP_SMOOTH, EIGHTTAP_SMOOTH },
[2].as_filters = { EIGHTTAP_REGULAR, EIGHTTAP_SMOOTH },
[3].as_filters = { EIGHTTAP_SMOOTH, EIGHTTAP_REGULAR },
[4].as_filters = { MULTITAP_SHARP, MULTITAP_SHARP },
[5].as_filters = { EIGHTTAP_REGULAR, MULTITAP_SHARP },
[6].as_filters = { MULTITAP_SHARP, EIGHTTAP_REGULAR },
[7].as_filters = { EIGHTTAP_SMOOTH, MULTITAP_SHARP },
[8].as_filters = { MULTITAP_SHARP, EIGHTTAP_SMOOTH }
};
enum {
// INTER_ALL = (1 << NEARESTMV) | (1 << NEARMV) | (1 << NEWMV),
INTER_NEAREST = (1 << NEARESTMV),
INTER_NEAREST_NEW = (1 << NEARESTMV) | (1 << NEWMV),
INTER_NEAREST_NEAR = (1 << NEARESTMV) | (1 << NEARMV),
INTER_NEAR_NEW = (1 << NEARMV) | (1 << NEWMV),
};
// The original scan order (default_scan_8x8) is modified according to the extra
// transpose in hadamard c implementation, i.e., aom_hadamard_lp_8x8_c and
// aom_hadamard_8x8_c.
DECLARE_ALIGNED(16, static const int16_t, default_scan_8x8_transpose[64]) = {
0, 8, 1, 2, 9, 16, 24, 17, 10, 3, 4, 11, 18, 25, 32, 40,
33, 26, 19, 12, 5, 6, 13, 20, 27, 34, 41, 48, 56, 49, 42, 35,
28, 21, 14, 7, 15, 22, 29, 36, 43, 50, 57, 58, 51, 44, 37, 30,
23, 31, 38, 45, 52, 59, 60, 53, 46, 39, 47, 54, 61, 62, 55, 63
};
// The original scan order (av1_default_iscan_8x8) is modified to match
// hadamard AVX2 implementation, i.e., aom_hadamard_lp_8x8_avx2 and
// aom_hadamard_8x8_avx2. Since hadamard AVX2 implementation will modify the
// order of coefficients, such that the normal scan order is no longer
// guaranteed to scan low coefficients first, therefore we modify the scan order
// accordingly.
// Note that this one has to be used together with default_scan_8x8_transpose.
DECLARE_ALIGNED(16, static const int16_t,
av1_default_iscan_8x8_transpose[64]) = {
0, 2, 3, 9, 10, 20, 21, 35, 1, 4, 8, 11, 19, 22, 34, 36,
5, 7, 12, 18, 23, 33, 37, 48, 6, 13, 17, 24, 32, 38, 47, 49,
14, 16, 25, 31, 39, 46, 50, 57, 15, 26, 30, 40, 45, 51, 56, 58,
27, 29, 41, 44, 52, 55, 59, 62, 28, 42, 43, 53, 54, 60, 61, 63
};
// The original scan order (default_scan_16x16) is modified according to the
// extra transpose in hadamard c implementation in lp case, i.e.,
// aom_hadamard_lp_16x16_c.
DECLARE_ALIGNED(16, static const int16_t,
default_scan_lp_16x16_transpose[256]) = {
0, 8, 2, 4, 10, 16, 24, 18, 12, 6, 64, 14, 20, 26, 32,
40, 34, 28, 22, 72, 66, 68, 74, 80, 30, 36, 42, 48, 56, 50,
44, 38, 88, 82, 76, 70, 128, 78, 84, 90, 96, 46, 52, 58, 1,
9, 3, 60, 54, 104, 98, 92, 86, 136, 130, 132, 138, 144, 94, 100,
106, 112, 62, 5, 11, 17, 25, 19, 13, 7, 120, 114, 108, 102, 152,
146, 140, 134, 192, 142, 148, 154, 160, 110, 116, 122, 65, 15, 21, 27,
33, 41, 35, 29, 23, 73, 67, 124, 118, 168, 162, 156, 150, 200, 194,
196, 202, 208, 158, 164, 170, 176, 126, 69, 75, 81, 31, 37, 43, 49,
57, 51, 45, 39, 89, 83, 77, 71, 184, 178, 172, 166, 216, 210, 204,
198, 206, 212, 218, 224, 174, 180, 186, 129, 79, 85, 91, 97, 47, 53,
59, 61, 55, 105, 99, 93, 87, 137, 131, 188, 182, 232, 226, 220, 214,
222, 228, 234, 240, 190, 133, 139, 145, 95, 101, 107, 113, 63, 121, 115,
109, 103, 153, 147, 141, 135, 248, 242, 236, 230, 238, 244, 250, 193, 143,
149, 155, 161, 111, 117, 123, 125, 119, 169, 163, 157, 151, 201, 195, 252,
246, 254, 197, 203, 209, 159, 165, 171, 177, 127, 185, 179, 173, 167, 217,
211, 205, 199, 207, 213, 219, 225, 175, 181, 187, 189, 183, 233, 227, 221,
215, 223, 229, 235, 241, 191, 249, 243, 237, 231, 239, 245, 251, 253, 247,
255
};
#if CONFIG_AV1_HIGHBITDEPTH
// The original scan order (default_scan_16x16) is modified according to the
// extra shift in hadamard c implementation in fp case, i.e.,
// aom_hadamard_16x16_c. Note that 16x16 lp and fp hadamard generate different
// outputs, so we handle them separately.
DECLARE_ALIGNED(16, static const int16_t,
default_scan_fp_16x16_transpose[256]) = {
0, 4, 2, 8, 6, 16, 20, 18, 12, 10, 64, 14, 24, 22, 32,
36, 34, 28, 26, 68, 66, 72, 70, 80, 30, 40, 38, 48, 52, 50,
44, 42, 84, 82, 76, 74, 128, 78, 88, 86, 96, 46, 56, 54, 1,
5, 3, 60, 58, 100, 98, 92, 90, 132, 130, 136, 134, 144, 94, 104,
102, 112, 62, 9, 7, 17, 21, 19, 13, 11, 116, 114, 108, 106, 148,
146, 140, 138, 192, 142, 152, 150, 160, 110, 120, 118, 65, 15, 25, 23,
33, 37, 35, 29, 27, 69, 67, 124, 122, 164, 162, 156, 154, 196, 194,
200, 198, 208, 158, 168, 166, 176, 126, 73, 71, 81, 31, 41, 39, 49,
53, 51, 45, 43, 85, 83, 77, 75, 180, 178, 172, 170, 212, 210, 204,
202, 206, 216, 214, 224, 174, 184, 182, 129, 79, 89, 87, 97, 47, 57,
55, 61, 59, 101, 99, 93, 91, 133, 131, 188, 186, 228, 226, 220, 218,
222, 232, 230, 240, 190, 137, 135, 145, 95, 105, 103, 113, 63, 117, 115,
109, 107, 149, 147, 141, 139, 244, 242, 236, 234, 238, 248, 246, 193, 143,
153, 151, 161, 111, 121, 119, 125, 123, 165, 163, 157, 155, 197, 195, 252,
250, 254, 201, 199, 209, 159, 169, 167, 177, 127, 181, 179, 173, 171, 213,
211, 205, 203, 207, 217, 215, 225, 175, 185, 183, 189, 187, 229, 227, 221,
219, 223, 233, 231, 241, 191, 245, 243, 237, 235, 239, 249, 247, 253, 251,
255
};
#endif
// The original scan order (av1_default_iscan_16x16) is modified to match
// hadamard AVX2 implementation, i.e., aom_hadamard_lp_16x16_avx2.
// Since hadamard AVX2 implementation will modify the order of coefficients,
// such that the normal scan order is no longer guaranteed to scan low
// coefficients first, therefore we modify the scan order accordingly. Note that
// this one has to be used together with default_scan_lp_16x16_transpose.
DECLARE_ALIGNED(16, static const int16_t,
av1_default_iscan_lp_16x16_transpose[256]) = {
0, 44, 2, 46, 3, 63, 9, 69, 1, 45, 4, 64, 8, 68, 11,
87, 5, 65, 7, 67, 12, 88, 18, 94, 6, 66, 13, 89, 17, 93,
24, 116, 14, 90, 16, 92, 25, 117, 31, 123, 15, 91, 26, 118, 30,
122, 41, 148, 27, 119, 29, 121, 42, 149, 48, 152, 28, 120, 43, 150,
47, 151, 62, 177, 10, 86, 20, 96, 21, 113, 35, 127, 19, 95, 22,
114, 34, 126, 37, 144, 23, 115, 33, 125, 38, 145, 52, 156, 32, 124,
39, 146, 51, 155, 58, 173, 40, 147, 50, 154, 59, 174, 73, 181, 49,
153, 60, 175, 72, 180, 83, 198, 61, 176, 71, 179, 84, 199, 98, 202,
70, 178, 85, 200, 97, 201, 112, 219, 36, 143, 54, 158, 55, 170, 77,
185, 53, 157, 56, 171, 76, 184, 79, 194, 57, 172, 75, 183, 80, 195,
102, 206, 74, 182, 81, 196, 101, 205, 108, 215, 82, 197, 100, 204, 109,
216, 131, 223, 99, 203, 110, 217, 130, 222, 140, 232, 111, 218, 129, 221,
141, 233, 160, 236, 128, 220, 142, 234, 159, 235, 169, 245, 78, 193, 104,
208, 105, 212, 135, 227, 103, 207, 106, 213, 134, 226, 136, 228, 107, 214,
133, 225, 137, 229, 164, 240, 132, 224, 138, 230, 163, 239, 165, 241, 139,
231, 162, 238, 166, 242, 189, 249, 161, 237, 167, 243, 188, 248, 190, 250,
168, 244, 187, 247, 191, 251, 210, 254, 186, 246, 192, 252, 209, 253, 211,
255
};
#if CONFIG_AV1_HIGHBITDEPTH
// The original scan order (av1_default_iscan_16x16) is modified to match
// hadamard AVX2 implementation, i.e., aom_hadamard_16x16_avx2.
// Since hadamard AVX2 implementation will modify the order of coefficients,
// such that the normal scan order is no longer guaranteed to scan low
// coefficients first, therefore we modify the scan order accordingly. Note that
// this one has to be used together with default_scan_fp_16x16_transpose.
DECLARE_ALIGNED(16, static const int16_t,
av1_default_iscan_fp_16x16_transpose[256]) = {
0, 44, 2, 46, 1, 45, 4, 64, 3, 63, 9, 69, 8, 68, 11,
87, 5, 65, 7, 67, 6, 66, 13, 89, 12, 88, 18, 94, 17, 93,
24, 116, 14, 90, 16, 92, 15, 91, 26, 118, 25, 117, 31, 123, 30,
122, 41, 148, 27, 119, 29, 121, 28, 120, 43, 150, 42, 149, 48, 152,
47, 151, 62, 177, 10, 86, 20, 96, 19, 95, 22, 114, 21, 113, 35,
127, 34, 126, 37, 144, 23, 115, 33, 125, 32, 124, 39, 146, 38, 145,
52, 156, 51, 155, 58, 173, 40, 147, 50, 154, 49, 153, 60, 175, 59,
174, 73, 181, 72, 180, 83, 198, 61, 176, 71, 179, 70, 178, 85, 200,
84, 199, 98, 202, 97, 201, 112, 219, 36, 143, 54, 158, 53, 157, 56,
171, 55, 170, 77, 185, 76, 184, 79, 194, 57, 172, 75, 183, 74, 182,
81, 196, 80, 195, 102, 206, 101, 205, 108, 215, 82, 197, 100, 204, 99,
203, 110, 217, 109, 216, 131, 223, 130, 222, 140, 232, 111, 218, 129, 221,
128, 220, 142, 234, 141, 233, 160, 236, 159, 235, 169, 245, 78, 193, 104,
208, 103, 207, 106, 213, 105, 212, 135, 227, 134, 226, 136, 228, 107, 214,
133, 225, 132, 224, 138, 230, 137, 229, 164, 240, 163, 239, 165, 241, 139,
231, 162, 238, 161, 237, 167, 243, 166, 242, 189, 249, 188, 248, 190, 250,
168, 244, 187, 247, 186, 246, 192, 252, 191, 251, 210, 254, 209, 253, 211,
255
};
#endif
// For entropy coding, IDTX shares the scan orders of the other 2D-transforms,
// but the fastest way to calculate the IDTX transform (i.e. no transposes)
// results in coefficients that are a transposition of the entropy coding
// versions. These tables are used as substitute for the scan order for the
// faster version of IDTX.
// Must be used together with av1_fast_idtx_iscan_4x4
DECLARE_ALIGNED(16, static const int16_t,
av1_fast_idtx_scan_4x4[16]) = { 0, 1, 4, 8, 5, 2, 3, 6,
9, 12, 13, 10, 7, 11, 14, 15 };
// Must be used together with av1_fast_idtx_scan_4x4
DECLARE_ALIGNED(16, static const int16_t,
av1_fast_idtx_iscan_4x4[16]) = { 0, 1, 5, 6, 2, 4, 7, 12,
3, 8, 11, 13, 9, 10, 14, 15 };
static const SCAN_ORDER av1_fast_idtx_scan_order_4x4 = {
av1_fast_idtx_scan_4x4, av1_fast_idtx_iscan_4x4
};
// Must be used together with av1_fast_idtx_iscan_8x8
DECLARE_ALIGNED(16, static const int16_t, av1_fast_idtx_scan_8x8[64]) = {
0, 1, 8, 16, 9, 2, 3, 10, 17, 24, 32, 25, 18, 11, 4, 5,
12, 19, 26, 33, 40, 48, 41, 34, 27, 20, 13, 6, 7, 14, 21, 28,
35, 42, 49, 56, 57, 50, 43, 36, 29, 22, 15, 23, 30, 37, 44, 51,
58, 59, 52, 45, 38, 31, 39, 46, 53, 60, 61, 54, 47, 55, 62, 63
};
// Must be used together with av1_fast_idtx_scan_8x8
DECLARE_ALIGNED(16, static const int16_t, av1_fast_idtx_iscan_8x8[64]) = {
0, 1, 5, 6, 14, 15, 27, 28, 2, 4, 7, 13, 16, 26, 29, 42,
3, 8, 12, 17, 25, 30, 41, 43, 9, 11, 18, 24, 31, 40, 44, 53,
10, 19, 23, 32, 39, 45, 52, 54, 20, 22, 33, 38, 46, 51, 55, 60,
21, 34, 37, 47, 50, 56, 59, 61, 35, 36, 48, 49, 57, 58, 62, 63
};
static const SCAN_ORDER av1_fast_idtx_scan_order_8x8 = {
av1_fast_idtx_scan_8x8, av1_fast_idtx_iscan_8x8
};
// Must be used together with av1_fast_idtx_iscan_16x16
DECLARE_ALIGNED(16, static const int16_t, av1_fast_idtx_scan_16x16[256]) = {
0, 1, 16, 32, 17, 2, 3, 18, 33, 48, 64, 49, 34, 19, 4,
5, 20, 35, 50, 65, 80, 96, 81, 66, 51, 36, 21, 6, 7, 22,
37, 52, 67, 82, 97, 112, 128, 113, 98, 83, 68, 53, 38, 23, 8,
9, 24, 39, 54, 69, 84, 99, 114, 129, 144, 160, 145, 130, 115, 100,
85, 70, 55, 40, 25, 10, 11, 26, 41, 56, 71, 86, 101, 116, 131,
146, 161, 176, 192, 177, 162, 147, 132, 117, 102, 87, 72, 57, 42, 27,
12, 13, 28, 43, 58, 73, 88, 103, 118, 133, 148, 163, 178, 193, 208,
224, 209, 194, 179, 164, 149, 134, 119, 104, 89, 74, 59, 44, 29, 14,
15, 30, 45, 60, 75, 90, 105, 120, 135, 150, 165, 180, 195, 210, 225,
240, 241, 226, 211, 196, 181, 166, 151, 136, 121, 106, 91, 76, 61, 46,
31, 47, 62, 77, 92, 107, 122, 137, 152, 167, 182, 197, 212, 227, 242,
243, 228, 213, 198, 183, 168, 153, 138, 123, 108, 93, 78, 63, 79, 94,
109, 124, 139, 154, 169, 184, 199, 214, 229, 244, 245, 230, 215, 200, 185,
170, 155, 140, 125, 110, 95, 111, 126, 141, 156, 171, 186, 201, 216, 231,
246, 247, 232, 217, 202, 187, 172, 157, 142, 127, 143, 158, 173, 188, 203,
218, 233, 248, 249, 234, 219, 204, 189, 174, 159, 175, 190, 205, 220, 235,
250, 251, 236, 221, 206, 191, 207, 222, 237, 252, 253, 238, 223, 239, 254,
255
};
// Must be used together with av1_fast_idtx_scan_16x16
DECLARE_ALIGNED(16, static const int16_t, av1_fast_idtx_iscan_16x16[256]) = {
0, 1, 5, 6, 14, 15, 27, 28, 44, 45, 65, 66, 90, 91, 119,
120, 2, 4, 7, 13, 16, 26, 29, 43, 46, 64, 67, 89, 92, 118,
121, 150, 3, 8, 12, 17, 25, 30, 42, 47, 63, 68, 88, 93, 117,
122, 149, 151, 9, 11, 18, 24, 31, 41, 48, 62, 69, 87, 94, 116,
123, 148, 152, 177, 10, 19, 23, 32, 40, 49, 61, 70, 86, 95, 115,
124, 147, 153, 176, 178, 20, 22, 33, 39, 50, 60, 71, 85, 96, 114,
125, 146, 154, 175, 179, 200, 21, 34, 38, 51, 59, 72, 84, 97, 113,
126, 145, 155, 174, 180, 199, 201, 35, 37, 52, 58, 73, 83, 98, 112,
127, 144, 156, 173, 181, 198, 202, 219, 36, 53, 57, 74, 82, 99, 111,
128, 143, 157, 172, 182, 197, 203, 218, 220, 54, 56, 75, 81, 100, 110,
129, 142, 158, 171, 183, 196, 204, 217, 221, 234, 55, 76, 80, 101, 109,
130, 141, 159, 170, 184, 195, 205, 216, 222, 233, 235, 77, 79, 102, 108,
131, 140, 160, 169, 185, 194, 206, 215, 223, 232, 236, 245, 78, 103, 107,
132, 139, 161, 168, 186, 193, 207, 214, 224, 231, 237, 244, 246, 104, 106,
133, 138, 162, 167, 187, 192, 208, 213, 225, 230, 238, 243, 247, 252, 105,
134, 137, 163, 166, 188, 191, 209, 212, 226, 229, 239, 242, 248, 251, 253,
135, 136, 164, 165, 189, 190, 210, 211, 227, 228, 240, 241, 249, 250, 254,
255
};
// Indicates the blocks for which RD model should be based on special logic
static inline int get_model_rd_flag(const AV1_COMP *cpi, const MACROBLOCKD *xd,
BLOCK_SIZE bsize) {
const AV1_COMMON *const cm = &cpi->common;
const int large_block = bsize >= BLOCK_32X32;
// Only enable for low bitdepth to mitigate issue: b/303023614.
return cpi->oxcf.rc_cfg.mode == AOM_CBR && large_block &&
!cyclic_refresh_segment_id_boosted(xd->mi[0]->segment_id) &&
cm->quant_params.base_qindex && !cpi->oxcf.use_highbitdepth;
}
/*!\brief Finds predicted motion vectors for a block.
*
* \ingroup nonrd_mode_search
* \callgraph
* \callergraph
* Finds predicted motion vectors for a block from a certain reference frame.
* First, it fills reference MV stack, then picks the test from the stack and
* predicts the final MV for a block for each mode.
* \param[in] cpi Top-level encoder structure
* \param[in] x Pointer to structure holding all the
* data for the current macroblock
* \param[in] ref_frame Reference frame for which to find
* ref MVs
* \param[out] frame_mv Predicted MVs for a block
* \param[in] yv12_mb Buffer to hold predicted block
* \param[in] bsize Current block size
* \param[in] force_skip_low_temp_var Flag indicating possible mode search
* prune for low temporal variance block
* \param[in] skip_pred_mv Flag indicating to skip av1_mv_pred
* \param[out] use_scaled_ref_frame Flag to indicate if scaled reference
* frame is used.
*
* \remark Nothing is returned. Instead, predicted MVs are placed into
* \c frame_mv array, and use_scaled_ref_frame is set.
*/
static inline void find_predictors(
AV1_COMP *cpi, MACROBLOCK *x, MV_REFERENCE_FRAME ref_frame,
int_mv frame_mv[MB_MODE_COUNT][REF_FRAMES],
struct buf_2d yv12_mb[8][MAX_MB_PLANE], BLOCK_SIZE bsize,
int force_skip_low_temp_var, int skip_pred_mv, bool *use_scaled_ref_frame) {
AV1_COMMON *const cm = &cpi->common;
MACROBLOCKD *const xd = &x->e_mbd;
MB_MODE_INFO *const mbmi = xd->mi[0];
MB_MODE_INFO_EXT *const mbmi_ext = &x->mbmi_ext;
const YV12_BUFFER_CONFIG *ref = get_ref_frame_yv12_buf(cm, ref_frame);
const bool ref_is_scaled =
ref->y_crop_height != cm->height || ref->y_crop_width != cm->width;
const YV12_BUFFER_CONFIG *scaled_ref =
av1_get_scaled_ref_frame(cpi, ref_frame);
const YV12_BUFFER_CONFIG *yv12 =
ref_is_scaled && scaled_ref ? scaled_ref : ref;
const int num_planes = av1_num_planes(cm);
x->pred_mv_sad[ref_frame] = INT_MAX;
x->pred_mv0_sad[ref_frame] = INT_MAX;
x->pred_mv1_sad[ref_frame] = INT_MAX;
frame_mv[NEWMV][ref_frame].as_int = INVALID_MV;
// TODO(kyslov) this needs various further optimizations. to be continued..
assert(yv12 != NULL);
if (yv12 != NULL) {
struct scale_factors *const sf =
scaled_ref ? NULL : get_ref_scale_factors(cm, ref_frame);
av1_setup_pred_block(xd, yv12_mb[ref_frame], yv12, sf, sf, num_planes);
av1_find_mv_refs(cm, xd, mbmi, ref_frame, mbmi_ext->ref_mv_count,
xd->ref_mv_stack, xd->weight, NULL, mbmi_ext->global_mvs,
mbmi_ext->mode_context);
// TODO(Ravi): Populate mbmi_ext->ref_mv_stack[ref_frame][4] and
// mbmi_ext->weight[ref_frame][4] inside av1_find_mv_refs.
av1_copy_usable_ref_mv_stack_and_weight(xd, mbmi_ext, ref_frame);
av1_find_best_ref_mvs_from_stack(
cm->features.allow_high_precision_mv, mbmi_ext, ref_frame,
&frame_mv[NEARESTMV][ref_frame], &frame_mv[NEARMV][ref_frame], 0);
frame_mv[GLOBALMV][ref_frame] = mbmi_ext->global_mvs[ref_frame];
// Early exit for non-LAST frame if force_skip_low_temp_var is set.
if (!ref_is_scaled && bsize >= BLOCK_8X8 && !skip_pred_mv &&
!(force_skip_low_temp_var && ref_frame != LAST_FRAME)) {
av1_mv_pred(cpi, x, yv12_mb[ref_frame][0].buf, yv12->y_stride, ref_frame,
bsize);
}
}
if (cm->features.switchable_motion_mode) {
av1_count_overlappable_neighbors(cm, xd);
}
mbmi->num_proj_ref = 1;
*use_scaled_ref_frame = ref_is_scaled && scaled_ref;
}
static inline void init_mbmi_nonrd(MB_MODE_INFO *mbmi,
PREDICTION_MODE pred_mode,
MV_REFERENCE_FRAME ref_frame0,
MV_REFERENCE_FRAME ref_frame1,
const AV1_COMMON *cm) {
PALETTE_MODE_INFO *const pmi = &mbmi->palette_mode_info;
mbmi->ref_mv_idx = 0;
mbmi->mode = pred_mode;
mbmi->uv_mode = UV_DC_PRED;
mbmi->ref_frame[0] = ref_frame0;
mbmi->ref_frame[1] = ref_frame1;
pmi->palette_size[PLANE_TYPE_Y] = 0;
pmi->palette_size[PLANE_TYPE_UV] = 0;
mbmi->filter_intra_mode_info.use_filter_intra = 0;
mbmi->mv[0].as_int = mbmi->mv[1].as_int = 0;
mbmi->motion_mode = SIMPLE_TRANSLATION;
mbmi->num_proj_ref = 1;
mbmi->interintra_mode = 0;
set_default_interp_filters(mbmi, cm->features.interp_filter);
}
static inline void init_estimate_block_intra_args(
struct estimate_block_intra_args *args, AV1_COMP *cpi, MACROBLOCK *x) {
args->cpi = cpi;
args->x = x;
args->mode = DC_PRED;
args->skippable = 1;
args->rdc = 0;
args->best_sad = UINT_MAX;
args->prune_mode_based_on_sad = false;
args->prune_palette_sad = false;
}
static inline int get_pred_buffer(PRED_BUFFER *p, int len) {
for (int buf_idx = 0; buf_idx < len; buf_idx++) {
if (!p[buf_idx].in_use) {
p[buf_idx].in_use = 1;
return buf_idx;
}
}
return -1;
}
static inline bool prune_palette_testing_inter(AV1_COMP *cpi,
unsigned int source_variance) {
return (
cpi->oxcf.tune_cfg.content == AOM_CONTENT_SCREEN &&
cpi->oxcf.speed >= 11 && cpi->rc.high_source_sad &&
((cpi->sf.rt_sf.prune_palette_search_nonrd > 2) ||
(cpi->sf.rt_sf.rc_compute_spatial_var_sc &&
cpi->rc.frame_spatial_variance < 1200 &&
cpi->rc.perc_spatial_flat_blocks < 5 &&
cpi->rc.percent_blocks_with_motion > 98 && source_variance < 4000)));
}
static inline void free_pred_buffer(PRED_BUFFER *p) {
if (p != NULL) p->in_use = 0;
}
#if CONFIG_INTERNAL_STATS
static inline void store_coding_context_nonrd(MACROBLOCK *x,
PICK_MODE_CONTEXT *ctx,
int mode_index) {
#else
static inline void store_coding_context_nonrd(MACROBLOCK *x,
PICK_MODE_CONTEXT *ctx) {
#endif // CONFIG_INTERNAL_STATS
MACROBLOCKD *const xd = &x->e_mbd;
TxfmSearchInfo *txfm_info = &x->txfm_search_info;
// Take a snapshot of the coding context so it can be
// restored if we decide to encode this way
ctx->rd_stats.skip_txfm = txfm_info->skip_txfm;
ctx->skippable = txfm_info->skip_txfm;
#if CONFIG_INTERNAL_STATS
ctx->best_mode_index = mode_index;
#endif // CONFIG_INTERNAL_STATS
ctx->mic = *xd->mi[0];
ctx->skippable = txfm_info->skip_txfm;
av1_copy_mbmi_ext_to_mbmi_ext_frame(&ctx->mbmi_ext_best, &x->mbmi_ext,
av1_ref_frame_type(xd->mi[0]->ref_frame));
}
void av1_block_yrd(MACROBLOCK *x, RD_STATS *this_rdc, int *skippable,
BLOCK_SIZE bsize, TX_SIZE tx_size);
void av1_block_yrd_idtx(MACROBLOCK *x, const uint8_t *const pred_buf,
int pred_stride, RD_STATS *this_rdc, int *skippable,
BLOCK_SIZE bsize, TX_SIZE tx_size);
int64_t av1_model_rd_for_sb_uv(AV1_COMP *cpi, BLOCK_SIZE plane_bsize,
MACROBLOCK *x, MACROBLOCKD *xd,
RD_STATS *this_rdc, int start_plane,
int stop_plane);
void av1_estimate_block_intra(int plane, int block, int row, int col,
BLOCK_SIZE plane_bsize, TX_SIZE tx_size,
void *arg);
void av1_estimate_intra_mode(AV1_COMP *cpi, MACROBLOCK *x, BLOCK_SIZE bsize,
int best_early_term, unsigned int ref_cost_intra,
int reuse_prediction, struct buf_2d *orig_dst,
PRED_BUFFER *tmp_buffers,
PRED_BUFFER **this_mode_pred, RD_STATS *best_rdc,
BEST_PICKMODE *best_pickmode,
PICK_MODE_CONTEXT *ctx,
unsigned int *best_sad_norm);
#endif // AOM_AV1_ENCODER_NONRD_OPT_H_
Reference in a new issue View git blame Copy permalink