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Commit 350731e8 authored by Dmitry Kovalev's avatar Dmitry Kovalev
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Organizing all scan tables into lookup table. 

Change-Id: Ie829ee58a55157e6972c63cebe69a5d0a3221349
parent 0a64f943
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Inline Side-by-side
vp9/common/vp9_entropy.h
View file @ 350731e8
......@@ -185,22 +185,18 @@ static int get_entropy_context(TX_SIZE tx_size, const ENTROPY_CONTEXT *a,
return combine_entropy_contexts(above_ec, left_ec);
}
static void get_scan(const MACROBLOCKD *xd, TX_SIZE tx_size,
PLANE_TYPE type, int block_idx,
const int16_t **scan, const int16_t **scan_nb) {
static 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_8x8[0];
const MB_MODE_INFO *const mbmi = &mi->mbmi;
const scan_order *so;
if (is_inter_block(mbmi) || type != PLANE_TYPE_Y_WITH_DC || xd->lossless) {
so = &inter_scan_orders[tx_size];
return &vp9_default_scan_orders[tx_size];
} else {
const MB_PREDICTION_MODE mode =
mbmi->sb_type < BLOCK_8X8 ? mi->bmi[block_idx].as_mode : mbmi->mode;
so = &intra_scan_orders[tx_size][mode];
return &vp9_scan_orders[tx_size][mode2txfm_map[mode]];
}
*scan = so->scan;
*scan_nb = so->neighbors;
}
#endif // VP9_COMMON_VP9_ENTROPY_H_
vp9/common/vp9_enums.h
View file @ 350731e8
......@@ -73,7 +73,8 @@ typedef enum {
DCT_DCT = 0, // DCT in both horizontal and vertical
ADST_DCT = 1, // ADST in vertical, DCT in horizontal
DCT_ADST = 2, // DCT in vertical, ADST in horizontal
ADST_ADST = 3 // ADST in both directions
ADST_ADST = 3, // ADST in both directions
TX_TYPES = 4
} TX_TYPE;
typedef enum {
......
vp9/common/vp9_scan.c
View file @ 350731e8
......@@ -12,28 +12,28 @@
#include "vp9/common/vp9_scan.h"
DECLARE_ALIGNED(16, const int16_t, vp9_default_scan_4x4[16]) = {
DECLARE_ALIGNED(16, static const int16_t, default_scan_4x4[16]) = {
0, 4, 1, 5,
8, 2, 12, 9,
3, 6, 13, 10,
7, 14, 11, 15,
};
DECLARE_ALIGNED(16, const int16_t, vp9_col_scan_4x4[16]) = {
DECLARE_ALIGNED(16, static const int16_t, col_scan_4x4[16]) = {
0, 4, 8, 1,
12, 5, 9, 2,
13, 6, 10, 3,
7, 14, 11, 15,
};
DECLARE_ALIGNED(16, const int16_t, vp9_row_scan_4x4[16]) = {
DECLARE_ALIGNED(16, static const int16_t, row_scan_4x4[16]) = {
0, 1, 4, 2,
5, 3, 6, 8,
9, 7, 12, 10,
13, 11, 14, 15,
};
DECLARE_ALIGNED(16, const int16_t, vp9_default_scan_8x8[64]) = {
DECLARE_ALIGNED(16, static const int16_t, default_scan_8x8[64]) = {
0, 8, 1, 16, 9, 2, 17, 24,
10, 3, 18, 25, 32, 11, 4, 26,
33, 19, 40, 12, 34, 27, 5, 41,
......@@ -44,7 +44,7 @@ DECLARE_ALIGNED(16, const int16_t, vp9_default_scan_8x8[64]) = {
46, 39, 61, 54, 47, 62, 55, 63,
};
DECLARE_ALIGNED(16, const int16_t, vp9_col_scan_8x8[64]) = {
DECLARE_ALIGNED(16, static const int16_t, col_scan_8x8[64]) = {
0, 8, 16, 1, 24, 9, 32, 17,
2, 40, 25, 10, 33, 18, 48, 3,
26, 41, 11, 56, 19, 34, 4, 49,
......@@ -55,7 +55,7 @@ DECLARE_ALIGNED(16, const int16_t, vp9_col_scan_8x8[64]) = {
31, 61, 39, 54, 47, 62, 55, 63,
};
DECLARE_ALIGNED(16, const int16_t, vp9_row_scan_8x8[64]) = {
DECLARE_ALIGNED(16, static const int16_t, row_scan_8x8[64]) = {
0, 1, 2, 8, 9, 3, 16, 10,
4, 17, 11, 24, 5, 18, 25, 12,
19, 26, 32, 6, 13, 20, 33, 27,
......@@ -66,7 +66,7 @@ DECLARE_ALIGNED(16, const int16_t, vp9_row_scan_8x8[64]) = {
60, 39, 61, 47, 54, 55, 62, 63,
};
DECLARE_ALIGNED(16, const int16_t, vp9_default_scan_16x16[256]) = {
DECLARE_ALIGNED(16, static const int16_t, default_scan_16x16[256]) = {
0, 16, 1, 32, 17, 2, 48, 33, 18, 3, 64, 34, 49, 19, 65, 80,
50, 4, 35, 66, 20, 81, 96, 51, 5, 36, 82, 97, 67, 112, 21, 52,
98, 37, 83, 113, 6, 68, 128, 53, 22, 99, 114, 84, 7, 129, 38, 69,
......@@ -87,7 +87,7 @@ DECLARE_ALIGNED(16, const int16_t, vp9_default_scan_16x16[256]) = {
255,
};
DECLARE_ALIGNED(16, const int16_t, vp9_col_scan_16x16[256]) = {
DECLARE_ALIGNED(16, static const int16_t, col_scan_16x16[256]) = {
0, 16, 32, 48, 1, 64, 17, 80, 33, 96, 49, 2, 65, 112, 18, 81,
34, 128, 50, 97, 3, 66, 144, 19, 113, 35, 82, 160, 98, 51, 129, 4,
67, 176, 20, 114, 145, 83, 36, 99, 130, 52, 192, 5, 161, 68, 115, 21,
......@@ -108,7 +108,7 @@ DECLARE_ALIGNED(16, const int16_t, vp9_col_scan_16x16[256]) = {
255,
};
DECLARE_ALIGNED(16, const int16_t, vp9_row_scan_16x16[256]) = {
DECLARE_ALIGNED(16, static const int16_t, row_scan_16x16[256]) = {
0, 1, 2, 16, 3, 17, 4, 18, 32, 5, 33, 19, 6, 34, 48, 20,
49, 7, 35, 21, 50, 64, 8, 36, 65, 22, 51, 37, 80, 9, 66, 52,
23, 38, 81, 67, 10, 53, 24, 82, 68, 96, 39, 11, 54, 83, 97, 69,
......@@ -130,7 +130,7 @@ DECLARE_ALIGNED(16, const int16_t, vp9_row_scan_16x16[256]) = {
255,
};
DECLARE_ALIGNED(16, const int16_t, vp9_default_scan_32x32[1024]) = {
DECLARE_ALIGNED(16, static const int16_t, default_scan_32x32[1024]) = {
0, 32, 1, 64, 33, 2, 96, 65, 34, 128, 3, 97, 66, 160,
129, 35, 98, 4, 67, 130, 161, 192, 36, 99, 224, 5, 162, 193,
68, 131, 37, 100,
......@@ -233,95 +233,69 @@ DECLARE_ALIGNED(16, const int16_t, vp9_default_scan_32x32[1024]) = {
// in {top, left, topleft, topright, bottomleft} order
// for each position in raster scan order.
// -1 indicates the neighbor does not exist.
DECLARE_ALIGNED(16, int16_t,
vp9_default_scan_4x4_neighbors[17 * MAX_NEIGHBORS]);
DECLARE_ALIGNED(16, int16_t,
vp9_col_scan_4x4_neighbors[17 * MAX_NEIGHBORS]);
DECLARE_ALIGNED(16, int16_t,
vp9_row_scan_4x4_neighbors[17 * MAX_NEIGHBORS]);
DECLARE_ALIGNED(16, int16_t,
vp9_col_scan_8x8_neighbors[65 * MAX_NEIGHBORS]);
DECLARE_ALIGNED(16, int16_t,
vp9_row_scan_8x8_neighbors[65 * MAX_NEIGHBORS]);
DECLARE_ALIGNED(16, int16_t,
vp9_default_scan_8x8_neighbors[65 * MAX_NEIGHBORS]);
DECLARE_ALIGNED(16, int16_t,
vp9_col_scan_16x16_neighbors[257 * MAX_NEIGHBORS]);
DECLARE_ALIGNED(16, int16_t,
vp9_row_scan_16x16_neighbors[257 * MAX_NEIGHBORS]);
DECLARE_ALIGNED(16, int16_t,
vp9_default_scan_16x16_neighbors[257 * MAX_NEIGHBORS]);
DECLARE_ALIGNED(16, int16_t,
vp9_default_scan_32x32_neighbors[1025 * MAX_NEIGHBORS]);
DECLARE_ALIGNED(16, static int16_t,
default_scan_4x4_neighbors[17 * MAX_NEIGHBORS]);
DECLARE_ALIGNED(16, static int16_t,
col_scan_4x4_neighbors[17 * MAX_NEIGHBORS]);
DECLARE_ALIGNED(16, static int16_t,
row_scan_4x4_neighbors[17 * MAX_NEIGHBORS]);
DECLARE_ALIGNED(16, static int16_t,
col_scan_8x8_neighbors[65 * MAX_NEIGHBORS]);
DECLARE_ALIGNED(16, static int16_t,
row_scan_8x8_neighbors[65 * MAX_NEIGHBORS]);
DECLARE_ALIGNED(16, static int16_t,
default_scan_8x8_neighbors[65 * MAX_NEIGHBORS]);
DECLARE_ALIGNED(16, static int16_t,
col_scan_16x16_neighbors[257 * MAX_NEIGHBORS]);
DECLARE_ALIGNED(16, static int16_t,
row_scan_16x16_neighbors[257 * MAX_NEIGHBORS]);
DECLARE_ALIGNED(16, static int16_t,
default_scan_16x16_neighbors[257 * MAX_NEIGHBORS]);
DECLARE_ALIGNED(16, static int16_t,
default_scan_32x32_neighbors[1025 * MAX_NEIGHBORS]);
DECLARE_ALIGNED(16, static int16_t, vp9_default_iscan_4x4[16]);
DECLARE_ALIGNED(16, static int16_t, vp9_col_iscan_4x4[16]);
DECLARE_ALIGNED(16, static int16_t, vp9_row_iscan_4x4[16]);
DECLARE_ALIGNED(16, static int16_t, vp9_col_iscan_8x8[64]);
DECLARE_ALIGNED(16, static int16_t, vp9_row_iscan_8x8[64]);
DECLARE_ALIGNED(16, static int16_t, vp9_default_iscan_8x8[64]);
DECLARE_ALIGNED(16, static int16_t, vp9_col_iscan_16x16[256]);
DECLARE_ALIGNED(16, static int16_t, vp9_row_iscan_16x16[256]);
DECLARE_ALIGNED(16, static int16_t, vp9_default_iscan_16x16[256]);
DECLARE_ALIGNED(16, static int16_t, vp9_default_iscan_32x32[1024]);
DECLARE_ALIGNED(16, int16_t, vp9_default_iscan_4x4[16]);
DECLARE_ALIGNED(16, int16_t, vp9_col_iscan_4x4[16]);
DECLARE_ALIGNED(16, int16_t, vp9_row_iscan_4x4[16]);
DECLARE_ALIGNED(16, int16_t, vp9_col_iscan_8x8[64]);
DECLARE_ALIGNED(16, int16_t, vp9_row_iscan_8x8[64]);
DECLARE_ALIGNED(16, int16_t, vp9_default_iscan_8x8[64]);
DECLARE_ALIGNED(16, int16_t, vp9_col_iscan_16x16[256]);
DECLARE_ALIGNED(16, int16_t, vp9_row_iscan_16x16[256]);
DECLARE_ALIGNED(16, int16_t, vp9_default_iscan_16x16[256]);
DECLARE_ALIGNED(16, int16_t, vp9_default_iscan_32x32[1024]);
const scan_order inter_scan_orders[TX_SIZES] = {
{vp9_default_scan_4x4, vp9_default_scan_4x4_neighbors}, // NEWMV
{vp9_default_scan_8x8, vp9_default_scan_8x8_neighbors}, // NEWMV
{vp9_default_scan_16x16, vp9_default_scan_16x16_neighbors}, // NEWMV
{vp9_default_scan_32x32, vp9_default_scan_32x32_neighbors}, // NEWMV
const scan_order vp9_default_scan_orders[TX_SIZES] = {
{default_scan_4x4, vp9_default_iscan_4x4, default_scan_4x4_neighbors},
{default_scan_8x8, vp9_default_iscan_8x8, default_scan_8x8_neighbors},
{default_scan_16x16, vp9_default_iscan_16x16, default_scan_16x16_neighbors},
{default_scan_32x32, vp9_default_iscan_32x32, default_scan_32x32_neighbors},
};
const scan_order intra_scan_orders[TX_SIZES][INTRA_MODES] = {
{ // 4X4
{vp9_default_scan_4x4, vp9_default_scan_4x4_neighbors}, // DC
{vp9_row_scan_4x4, vp9_row_scan_4x4_neighbors}, // V
{vp9_col_scan_4x4, vp9_col_scan_4x4_neighbors}, // H
{vp9_default_scan_4x4, vp9_default_scan_4x4_neighbors}, // D45
{vp9_default_scan_4x4, vp9_default_scan_4x4_neighbors}, // D135
{vp9_row_scan_4x4, vp9_row_scan_4x4_neighbors}, // D117
{vp9_col_scan_4x4, vp9_col_scan_4x4_neighbors}, // D153
{vp9_col_scan_4x4, vp9_col_scan_4x4_neighbors}, // D207
{vp9_row_scan_4x4, vp9_row_scan_4x4_neighbors}, // D63
{vp9_default_scan_4x4, vp9_default_scan_4x4_neighbors}, // TM
}, { // 8x8
{vp9_default_scan_8x8, vp9_default_scan_8x8_neighbors}, // DC
{vp9_row_scan_8x8, vp9_row_scan_8x8_neighbors}, // V
{vp9_col_scan_8x8, vp9_col_scan_8x8_neighbors}, // H
{vp9_default_scan_8x8, vp9_default_scan_8x8_neighbors}, // D45
{vp9_default_scan_8x8, vp9_default_scan_8x8_neighbors}, // D135
{vp9_row_scan_8x8, vp9_row_scan_8x8_neighbors}, // D117
{vp9_col_scan_8x8, vp9_col_scan_8x8_neighbors}, // D153
{vp9_col_scan_8x8, vp9_col_scan_8x8_neighbors}, // D207
{vp9_row_scan_8x8, vp9_row_scan_8x8_neighbors}, // D63
{vp9_default_scan_8x8, vp9_default_scan_8x8_neighbors}, // TM
}, { // 16x16
{vp9_default_scan_16x16, vp9_default_scan_16x16_neighbors}, // DC
{vp9_row_scan_16x16, vp9_row_scan_16x16_neighbors}, // V
{vp9_col_scan_16x16, vp9_col_scan_16x16_neighbors}, // H
{vp9_default_scan_16x16, vp9_default_scan_16x16_neighbors}, // D45
{vp9_default_scan_16x16, vp9_default_scan_16x16_neighbors}, // D135
{vp9_row_scan_16x16, vp9_row_scan_16x16_neighbors}, // D117
{vp9_col_scan_16x16, vp9_col_scan_16x16_neighbors}, // D153
{vp9_col_scan_16x16, vp9_col_scan_16x16_neighbors}, // D207
{vp9_row_scan_16x16, vp9_row_scan_16x16_neighbors}, // D63
{vp9_default_scan_16x16, vp9_default_scan_16x16_neighbors}, // TM
}, { // 32x32
{vp9_default_scan_32x32, vp9_default_scan_32x32_neighbors}, // DC
{vp9_default_scan_32x32, vp9_default_scan_32x32_neighbors}, // V
{vp9_default_scan_32x32, vp9_default_scan_32x32_neighbors}, // H
{vp9_default_scan_32x32, vp9_default_scan_32x32_neighbors}, // D45
{vp9_default_scan_32x32, vp9_default_scan_32x32_neighbors}, // D135
{vp9_default_scan_32x32, vp9_default_scan_32x32_neighbors}, // D117
{vp9_default_scan_32x32, vp9_default_scan_32x32_neighbors}, // D153
{vp9_default_scan_32x32, vp9_default_scan_32x32_neighbors}, // D207
{vp9_default_scan_32x32, vp9_default_scan_32x32_neighbors}, // D63
{vp9_default_scan_32x32, vp9_default_scan_32x32_neighbors}, // TM
const scan_order vp9_scan_orders[TX_SIZES][TX_TYPES] = {
{ // TX_4X4
{default_scan_4x4, vp9_default_iscan_4x4, default_scan_4x4_neighbors},
{row_scan_4x4, vp9_row_iscan_4x4, row_scan_4x4_neighbors},
{col_scan_4x4, vp9_col_iscan_4x4, col_scan_4x4_neighbors},
{default_scan_4x4, vp9_default_iscan_4x4, default_scan_4x4_neighbors}
}, { // TX_8X8
{default_scan_8x8, vp9_default_iscan_8x8, default_scan_8x8_neighbors},
{row_scan_8x8, vp9_row_iscan_8x8, row_scan_8x8_neighbors},
{col_scan_8x8, vp9_col_iscan_8x8, col_scan_8x8_neighbors},
{default_scan_8x8, vp9_default_iscan_8x8, default_scan_8x8_neighbors}
}, { // TX_16X16
{default_scan_16x16, vp9_default_iscan_16x16, default_scan_16x16_neighbors},
{row_scan_16x16, vp9_row_iscan_16x16, row_scan_16x16_neighbors},
{col_scan_16x16, vp9_col_iscan_16x16, col_scan_16x16_neighbors},
{default_scan_16x16, vp9_default_iscan_16x16, default_scan_16x16_neighbors}
}, { // TX_32X32
{default_scan_32x32, vp9_default_iscan_32x32, default_scan_32x32_neighbors},
{default_scan_32x32, vp9_default_iscan_32x32, default_scan_32x32_neighbors},
{default_scan_32x32, vp9_default_iscan_32x32, default_scan_32x32_neighbors},
{default_scan_32x32, vp9_default_iscan_32x32, default_scan_32x32_neighbors},
}
};
static int find_in_scan(const int16_t *scan, int l, int idx) {
int n, l2 = l * l;
for (n = 0; n < l2; n++) {
......@@ -332,9 +306,9 @@ static int find_in_scan(const int16_t *scan, int l, int idx) {
assert(0);
return -1;
}
static void init_scan_neighbors(const int16_t *scan,
int16_t *iscan,
int l, int16_t *neighbors) {
static void init_scan_neighbors(const int16_t *scan, int16_t *iscan, int l,
int16_t *neighbors) {
int l2 = l * l;
int n, i, j;
......@@ -358,15 +332,15 @@ static void init_scan_neighbors(const int16_t *scan,
// use the combination of the two as a context.
int a = (i - 1) * l + j;
int b = i * l + j - 1;
if (scan == vp9_col_scan_4x4 || scan == vp9_col_scan_8x8 ||
scan == vp9_col_scan_16x16) {
if (scan == col_scan_4x4 || scan == col_scan_8x8 ||
scan == col_scan_16x16) {
// in the col/row scan cases (as well as left/top edge cases), we set
// both contexts to the same value, so we can branchlessly do a+b+1>>1
// which automatically becomes a if a == b
neighbors[MAX_NEIGHBORS * n + 0] =
neighbors[MAX_NEIGHBORS * n + 1] = a;
} else if (scan == vp9_row_scan_4x4 || scan == vp9_row_scan_8x8 ||
scan == vp9_row_scan_16x16) {
} else if (scan == row_scan_4x4 || scan == row_scan_8x8 ||
scan == row_scan_16x16) {
neighbors[MAX_NEIGHBORS * n + 0] =
neighbors[MAX_NEIGHBORS * n + 1] = b;
} else {
......@@ -390,24 +364,24 @@ static void init_scan_neighbors(const int16_t *scan,
}
void vp9_init_neighbors() {
init_scan_neighbors(vp9_default_scan_4x4, vp9_default_iscan_4x4, 4,
vp9_default_scan_4x4_neighbors);
init_scan_neighbors(vp9_row_scan_4x4, vp9_row_iscan_4x4, 4,
vp9_row_scan_4x4_neighbors);
init_scan_neighbors(vp9_col_scan_4x4, vp9_col_iscan_4x4, 4,
vp9_col_scan_4x4_neighbors);
init_scan_neighbors(vp9_default_scan_8x8, vp9_default_iscan_8x8, 8,
vp9_default_scan_8x8_neighbors);
init_scan_neighbors(vp9_row_scan_8x8, vp9_row_iscan_8x8, 8,
vp9_row_scan_8x8_neighbors);
init_scan_neighbors(vp9_col_scan_8x8, vp9_col_iscan_8x8, 8,
vp9_col_scan_8x8_neighbors);
init_scan_neighbors(vp9_default_scan_16x16, vp9_default_iscan_16x16, 16,
vp9_default_scan_16x16_neighbors);
init_scan_neighbors(vp9_row_scan_16x16, vp9_row_iscan_16x16, 16,
vp9_row_scan_16x16_neighbors);
init_scan_neighbors(vp9_col_scan_16x16, vp9_col_iscan_16x16, 16,
vp9_col_scan_16x16_neighbors);
init_scan_neighbors(vp9_default_scan_32x32, vp9_default_iscan_32x32, 32,
vp9_default_scan_32x32_neighbors);
init_scan_neighbors(default_scan_4x4, vp9_default_iscan_4x4, 4,
default_scan_4x4_neighbors);
init_scan_neighbors(row_scan_4x4, vp9_row_iscan_4x4, 4,
row_scan_4x4_neighbors);
init_scan_neighbors(col_scan_4x4, vp9_col_iscan_4x4, 4,
col_scan_4x4_neighbors);
init_scan_neighbors(default_scan_8x8, vp9_default_iscan_8x8, 8,
default_scan_8x8_neighbors);
init_scan_neighbors(row_scan_8x8, vp9_row_iscan_8x8, 8,
row_scan_8x8_neighbors);
init_scan_neighbors(col_scan_8x8, vp9_col_iscan_8x8, 8,
col_scan_8x8_neighbors);
init_scan_neighbors(default_scan_16x16, vp9_default_iscan_16x16, 16,
default_scan_16x16_neighbors);
init_scan_neighbors(row_scan_16x16, vp9_row_iscan_16x16, 16,
row_scan_16x16_neighbors);
init_scan_neighbors(col_scan_16x16, vp9_col_iscan_16x16, 16,
col_scan_16x16_neighbors);
init_scan_neighbors(default_scan_32x32, vp9_default_iscan_32x32, 32,
default_scan_32x32_neighbors);
}
vp9/common/vp9_scan.h
View file @ 350731e8
......@@ -19,184 +19,16 @@
#define MAX_NEIGHBORS 2
extern DECLARE_ALIGNED(16, const int16_t, vp9_default_scan_4x4[16]);
extern DECLARE_ALIGNED(16, const int16_t, vp9_col_scan_4x4[16]);
extern DECLARE_ALIGNED(16, const int16_t, vp9_row_scan_4x4[16]);
extern DECLARE_ALIGNED(16, const int16_t, vp9_default_scan_8x8[64]);
extern DECLARE_ALIGNED(16, const int16_t, vp9_col_scan_8x8[64]);
extern DECLARE_ALIGNED(16, const int16_t, vp9_row_scan_8x8[64]);
extern DECLARE_ALIGNED(16, const int16_t, vp9_default_scan_16x16[256]);
extern DECLARE_ALIGNED(16, const int16_t, vp9_col_scan_16x16[256]);
extern DECLARE_ALIGNED(16, const int16_t, vp9_row_scan_16x16[256]);
extern DECLARE_ALIGNED(16, const int16_t, vp9_default_scan_32x32[1024]);
extern DECLARE_ALIGNED(16, int16_t, vp9_default_iscan_4x4[16]);
extern DECLARE_ALIGNED(16, int16_t, vp9_col_iscan_4x4[16]);
extern DECLARE_ALIGNED(16, int16_t, vp9_row_iscan_4x4[16]);
extern DECLARE_ALIGNED(16, int16_t, vp9_default_iscan_8x8[64]);
extern DECLARE_ALIGNED(16, int16_t, vp9_col_iscan_8x8[64]);
extern DECLARE_ALIGNED(16, int16_t, vp9_row_iscan_8x8[64]);
extern DECLARE_ALIGNED(16, int16_t, vp9_default_iscan_16x16[256]);
extern DECLARE_ALIGNED(16, int16_t, vp9_col_iscan_16x16[256]);
extern DECLARE_ALIGNED(16, int16_t, vp9_row_iscan_16x16[256]);
extern DECLARE_ALIGNED(16, int16_t, vp9_default_iscan_32x32[1024]);
extern DECLARE_ALIGNED(16, int16_t,
vp9_default_scan_4x4_neighbors[17 * MAX_NEIGHBORS]);
extern DECLARE_ALIGNED(16, int16_t,
vp9_col_scan_4x4_neighbors[17 * MAX_NEIGHBORS]);
extern DECLARE_ALIGNED(16, int16_t,
vp9_row_scan_4x4_neighbors[17 * MAX_NEIGHBORS]);
extern DECLARE_ALIGNED(16, int16_t,
vp9_col_scan_8x8_neighbors[65 * MAX_NEIGHBORS]);
extern DECLARE_ALIGNED(16, int16_t,
vp9_row_scan_8x8_neighbors[65 * MAX_NEIGHBORS]);
extern DECLARE_ALIGNED(16, int16_t,
vp9_default_scan_8x8_neighbors[65 * MAX_NEIGHBORS]);
extern DECLARE_ALIGNED(16, int16_t,
vp9_col_scan_16x16_neighbors[257 * MAX_NEIGHBORS]);
extern DECLARE_ALIGNED(16, int16_t,
vp9_row_scan_16x16_neighbors[257 * MAX_NEIGHBORS]);
extern DECLARE_ALIGNED(16, int16_t,
vp9_default_scan_16x16_neighbors[257 * MAX_NEIGHBORS]);
extern DECLARE_ALIGNED(16, int16_t,
vp9_default_scan_32x32_neighbors[1025 * MAX_NEIGHBORS]);
void vp9_init_neighbors();
typedef struct {
const int16_t *scan;
const int16_t *iscan;
const int16_t *neighbors;
} scan_order;
extern const scan_order intra_scan_orders[TX_SIZES][INTRA_MODES];
extern const scan_order inter_scan_orders[TX_SIZES];
static INLINE const int16_t* get_scan_4x4(TX_TYPE tx_type) {
switch (tx_type) {
case ADST_DCT:
return vp9_row_scan_4x4;
case DCT_ADST:
return vp9_col_scan_4x4;
default:
return vp9_default_scan_4x4;
}
}
static INLINE void get_scan_nb_4x4(TX_TYPE tx_type,
const int16_t **scan, const int16_t **nb) {
switch (tx_type) {
case ADST_DCT:
*scan = vp9_row_scan_4x4;
*nb = vp9_row_scan_4x4_neighbors;
break;
case DCT_ADST:
*scan = vp9_col_scan_4x4;
*nb = vp9_col_scan_4x4_neighbors;
break;
default:
*scan = vp9_default_scan_4x4;
*nb = vp9_default_scan_4x4_neighbors;
break;
}
}
static INLINE const int16_t* get_iscan_4x4(TX_TYPE tx_type) {
switch (tx_type) {
case ADST_DCT:
return vp9_row_iscan_4x4;
case DCT_ADST:
return vp9_col_iscan_4x4;
default:
return vp9_default_iscan_4x4;
}
}
static INLINE const int16_t* get_scan_8x8(TX_TYPE tx_type) {
switch (tx_type) {
case ADST_DCT:
return vp9_row_scan_8x8;
case DCT_ADST:
return vp9_col_scan_8x8;
default:
return vp9_default_scan_8x8;
}
}
static INLINE void get_scan_nb_8x8(TX_TYPE tx_type,
const int16_t **scan, const int16_t **nb) {
switch (tx_type) {
case ADST_DCT:
*scan = vp9_row_scan_8x8;
*nb = vp9_row_scan_8x8_neighbors;
break;
case DCT_ADST:
*scan = vp9_col_scan_8x8;
*nb = vp9_col_scan_8x8_neighbors;
break;
default:
*scan = vp9_default_scan_8x8;
*nb = vp9_default_scan_8x8_neighbors;
break;
}
}
static INLINE const int16_t* get_iscan_8x8(TX_TYPE tx_type) {
switch (tx_type) {
case ADST_DCT:
return vp9_row_iscan_8x8;
case DCT_ADST:
return vp9_col_iscan_8x8;
default:
return vp9_default_iscan_8x8;
}
}
static INLINE const int16_t* get_scan_16x16(TX_TYPE tx_type) {
switch (tx_type) {
case ADST_DCT:
return vp9_row_scan_16x16;
case DCT_ADST:
return vp9_col_scan_16x16;
default:
return vp9_default_scan_16x16;
}
}
static INLINE void get_scan_nb_16x16(TX_TYPE tx_type,
const int16_t **scan, const int16_t **nb) {
switch (tx_type) {
case ADST_DCT:
*scan = vp9_row_scan_16x16;
*nb = vp9_row_scan_16x16_neighbors;
break;
case DCT_ADST:
*scan = vp9_col_scan_16x16;
*nb = vp9_col_scan_16x16_neighbors;
break;
default:
*scan = vp9_default_scan_16x16;
*nb = vp9_default_scan_16x16_neighbors;
break;
}
}
static INLINE const int16_t* get_iscan_16x16(TX_TYPE tx_type) {
switch (tx_type) {
case ADST_DCT:
return vp9_row_iscan_16x16;
case DCT_ADST:
return vp9_col_iscan_16x16;
default:
return vp9_default_iscan_16x16;
}
}
extern const scan_order vp9_default_scan_orders[TX_SIZES];
extern const scan_order vp9_scan_orders[TX_SIZES][TX_TYPES];
static INLINE int get_coef_context(const int16_t *neighbors,
const uint8_t *token_cache, int c) {
......
vp9/decoder/vp9_detokenize.c
View file @ 350731e8
......@@ -108,14 +108,16 @@ static int decode_coefs(VP9_COMMON *cm, const MACROBLOCKD *xd,
counts->coef[tx_size][type][ref];
unsigned int (*eob_branch_count)[PREV_COEF_CONTEXTS] =
counts->eob_branch[tx_size][type][ref];
const int16_t *scan, *nb;
const uint8_t *cat6;
const uint8_t *band_translate = get_band_translate(tx_size);
const int dq_shift = (tx_size == TX_32X32);
const scan_order *so = get_scan(xd, tx_size, type, block_idx);
const int16_t *scan = so->scan;
const int16_t *nb = so->neighbors;
int v;
int16_t dqv = dq[0];
get_scan(xd, tx_size, type, block_idx, &scan, &nb);
while (c < seg_eob) {
int val;
......
vp9/encoder/vp9_encodemb.c
View file @ 350731e8
......@@ -152,16 +152,18 @@ static void optimize_b(MACROBLOCK *mb,
PLANE_TYPE type = pd->plane_type;
int err_mult = plane_rd_mult[type];
const int default_eob = 16 << (tx_size << 1);
const int16_t *scan, *nb;
const int mul = 1 + (tx_size == TX_32X32);
uint8_t token_cache[1024];
const int16_t *dequant_ptr = pd->dequant;
const uint8_t *const band_translate = get_band_translate(tx_size);
const scan_order *so = get_scan(xd, tx_size, type, block);
const int16_t *scan = so->scan;
const int16_t *nb = so->neighbors;
assert((!type && !plane) || (type && plane));
dqcoeff_ptr = BLOCK_OFFSET(pd->dqcoeff, block);
qcoeff_ptr = BLOCK_OFFSET(pd->qcoeff, block);
get_scan(xd, tx_size, type, block, &scan, &nb);
assert(eob <= default_eob);
/* Now set up a Viterbi trellis to evaluate alternative roundings. */
......@@ -368,7 +370,7 @@ void vp9_xform_quant(int plane, int block, BLOCK_SIZE plane_bsize,
int16_t *coeff = BLOCK_OFFSET(p->coeff, block);
int16_t *qcoeff = BLOCK_OFFSET(pd->qcoeff, block);
int16_t *dqcoeff = BLOCK_OFFSET(pd->dqcoeff, block);
const int16_t *scan, *iscan;
const scan_order *so;
uint16_t *eob = &pd->eobs[block];
const int bwl = b_width_log2(plane_bsize), bw = 1 << bwl;
const int twl = bwl - tx_size, twmask = (1 << twl) - 1;
......@@ -377,8 +379,7 @@ void vp9_xform_quant(int plane, int block, BLOCK_SIZE plane_bsize,
switch (tx_size) {
case TX_32X32:
scan = vp9_default_scan_32x32;
iscan = vp9_default_iscan_32x32;