Commit 063628c8 authored by Dmitry Kovalev's avatar Dmitry Kovalev
Browse files

Tokenization code cleanup.

Moving almost identical code to decode_sb32 and decode_sb64 functions.

Change-Id: Id39377aa5106be85d5b0fc3f83586b3779a6c0da
parent 648f93d5
......@@ -59,10 +59,11 @@ static const vp9_prob cat6_prob[15] = {
DECLARE_ALIGNED(16, extern const uint8_t, vp9_norm[256]);
static int get_signed(BOOL_DECODER *br, int value_to_sign) {
static int16_t get_signed(BOOL_DECODER *br, int16_t value_to_sign) {
return decode_bool(br, 128) ? -value_to_sign : value_to_sign;
}
#define INCREMENT_COUNT(token) \
do { \
coef_counts[type][ref][get_coef_band(scan, txfm_size, c)] \
......@@ -75,26 +76,26 @@ static int get_signed(BOOL_DECODER *br, int value_to_sign) {
#if CONFIG_CODE_NONZEROCOUNT
#define WRITE_COEF_CONTINUE(val, token) \
{ \
qcoeff_ptr[scan[c]] = (int16_t) get_signed(br, val); \
qcoeff_ptr[scan[c]] = get_signed(br, val); \
INCREMENT_COUNT(token); \
c++; \
nzc++; \
nzc++; \
continue; \
}
#else
#define WRITE_COEF_CONTINUE(val, token) \
{ \
qcoeff_ptr[scan[c]] = (int16_t) get_signed(br, val); \
INCREMENT_COUNT(token); \
c++; \
continue; \
#define WRITE_COEF_CONTINUE(val, token) \
{ \
qcoeff_ptr[scan[c]] = get_signed(br, val); \
INCREMENT_COUNT(token); \
c++; \
continue; \
}
#endif // CONFIG_CODE_NONZEROCOUNT
#define ADJUST_COEF(prob, bits_count) \
do { \
if (vp9_read(br, prob)) \
val += (uint16_t)(1 << bits_count);\
val += 1 << bits_count; \
} while (0);
static int decode_coefs(VP9D_COMP *dx, const MACROBLOCKD *xd,
......@@ -369,16 +370,43 @@ static int get_eob(MACROBLOCKD* const xd, int segment_id, int eob_max) {
return vp9_get_segdata(xd, segment_id, SEG_LVL_SKIP) ? 0 : eob_max;
}
static INLINE int decode_sb(VP9D_COMP* const pbi,
MACROBLOCKD* const xd,
BOOL_DECODER* const bc,
int offset, int count, int inc,
int eob_max, TX_SIZE tx_size) {
const int segment_id = xd->mode_info_context->mbmi.segment_id;
const int seg_eob = get_eob(xd, segment_id, eob_max);
int i, eobtotal = 0;
// luma blocks
for (i = 0; i < offset; i += inc) {
const int c = decode_coefs(pbi, xd, bc, i, PLANE_TYPE_Y_WITH_DC, seg_eob,
xd->qcoeff + i * 16, tx_size);
xd->eobs[i] = c;
eobtotal += c;
}
// chroma blocks
for (i = offset; i < count; i += inc) {
const int c = decode_coefs(pbi, xd, bc, i, PLANE_TYPE_UV, seg_eob,
xd->qcoeff + i * 16, tx_size);
xd->eobs[i] = c;
eobtotal += c;
}
return eobtotal;
}
int vp9_decode_sb_tokens(VP9D_COMP* const pbi,
MACROBLOCKD* const xd,
BOOL_DECODER* const bc) {
const int segment_id = xd->mode_info_context->mbmi.segment_id;
int i, eobtotal = 0, seg_eob, c;
switch (xd->mode_info_context->mbmi.txfm_size) {
case TX_32X32:
// Luma block
c = decode_coefs(pbi, xd, bc, 0, PLANE_TYPE_Y_WITH_DC,
case TX_32X32: {
// 32x32 luma block
const int segment_id = xd->mode_info_context->mbmi.segment_id;
int i, eobtotal = 0, seg_eob;
int c = decode_coefs(pbi, xd, bc, 0, PLANE_TYPE_Y_WITH_DC,
get_eob(xd, segment_id, 1024), xd->qcoeff, TX_32X32);
xd->eobs[0] = c;
eobtotal += c;
......@@ -391,150 +419,36 @@ int vp9_decode_sb_tokens(VP9D_COMP* const pbi,
xd->eobs[i] = c;
eobtotal += c;
}
break;
return eobtotal;
}
case TX_16X16:
// 16x16 luma blocks
seg_eob = get_eob(xd, segment_id, 256);
for (i = 0; i < 64; i += 16) {
c = decode_coefs(pbi, xd, bc, i, PLANE_TYPE_Y_WITH_DC,
seg_eob, xd->qcoeff + i * 16, TX_16X16);
xd->eobs[i] = c;
eobtotal += c;
}
// 16x16 chroma blocks
for (i = 64; i < 96; i += 16) {
c = decode_coefs(pbi, xd, bc, i, PLANE_TYPE_UV, seg_eob,
xd->qcoeff + i * 16, TX_16X16);
xd->eobs[i] = c;
eobtotal += c;
}
break;
return decode_sb(pbi, xd, bc, 64, 96, 16, 16 * 16, TX_16X16);
case TX_8X8:
// 8x8 luma blocks
seg_eob = get_eob(xd, segment_id, 64);
for (i = 0; i < 64; i += 4) {
c = decode_coefs(pbi, xd, bc, i, PLANE_TYPE_Y_WITH_DC,
seg_eob, xd->qcoeff + i * 16, TX_8X8);
xd->eobs[i] = c;
eobtotal += c;
}
// 8x8 chroma blocks
for (i = 64; i < 96; i += 4) {
c = decode_coefs(pbi, xd, bc, i, PLANE_TYPE_UV, seg_eob,
xd->qcoeff + i * 16, TX_8X8);
xd->eobs[i] = c;
eobtotal += c;
}
break;
return decode_sb(pbi, xd, bc, 64, 96, 4, 8 * 8, TX_8X8);
case TX_4X4:
// 4x4 luma blocks
seg_eob = get_eob(xd, segment_id, 16);
for (i = 0; i < 64; i++) {
c = decode_coefs(pbi, xd, bc, i, PLANE_TYPE_Y_WITH_DC,
seg_eob, xd->qcoeff + i * 16, TX_4X4);
xd->eobs[i] = c;
eobtotal += c;
}
// 4x4 chroma blocks
for (i = 64; i < 96; i++) {
c = decode_coefs(pbi, xd, bc, i, PLANE_TYPE_UV, seg_eob,
xd->qcoeff + i * 16, TX_4X4);
xd->eobs[i] = c;
eobtotal += c;
}
break;
default: assert(0);
return decode_sb(pbi, xd, bc, 64, 96, 1, 4 * 4, TX_4X4);
default:
assert(0);
return 0;
}
return eobtotal;
}
int vp9_decode_sb64_tokens(VP9D_COMP* const pbi,
MACROBLOCKD* const xd,
BOOL_DECODER* const bc) {
const int segment_id = xd->mode_info_context->mbmi.segment_id;
int i, eobtotal = 0, seg_eob, c;
switch (xd->mode_info_context->mbmi.txfm_size) {
case TX_32X32:
// Luma block
seg_eob = get_eob(xd, segment_id, 1024);
for (i = 0; i < 256; i += 64) {
c = decode_coefs(pbi, xd, bc, i, PLANE_TYPE_Y_WITH_DC,
seg_eob, xd->qcoeff + i * 16, TX_32X32);
xd->eobs[i] = c;
eobtotal += c;
}
// 32x32 chroma blocks
for (i = 256; i < 384; i += 64) {
c = decode_coefs(pbi, xd, bc, i, PLANE_TYPE_UV, seg_eob,
xd->qcoeff + i * 16, TX_32X32);
xd->eobs[i] = c;
eobtotal += c;
}
break;
return decode_sb(pbi, xd, bc, 256, 384, 64, 32 * 32, TX_32X32);
case TX_16X16:
// 16x16 luma blocks
seg_eob = get_eob(xd, segment_id, 256);
for (i = 0; i < 256; i += 16) {
c = decode_coefs(pbi, xd, bc, i, PLANE_TYPE_Y_WITH_DC,
seg_eob, xd->qcoeff + i * 16, TX_16X16);
xd->eobs[i] = c;
eobtotal += c;
}
// 16x16 chroma blocks
for (i = 256; i < 384; i += 16) {
c = decode_coefs(pbi, xd, bc, i, PLANE_TYPE_UV, seg_eob,
xd->qcoeff + i * 16, TX_16X16);
xd->eobs[i] = c;
eobtotal += c;
}
break;
return decode_sb(pbi, xd, bc, 256, 384, 16, 16 * 16, TX_16X16);
case TX_8X8:
// 8x8 luma blocks
seg_eob = get_eob(xd, segment_id, 64);
for (i = 0; i < 256; i += 4) {
c = decode_coefs(pbi, xd, bc, i, PLANE_TYPE_Y_WITH_DC,
seg_eob, xd->qcoeff + i * 16, TX_8X8);
xd->eobs[i] = c;
eobtotal += c;
}
// 8x8 chroma blocks
for (i = 256; i < 384; i += 4) {
c = decode_coefs(pbi, xd, bc, i, PLANE_TYPE_UV, seg_eob,
xd->qcoeff + i * 16, TX_8X8);
xd->eobs[i] = c;
eobtotal += c;
}
break;
return decode_sb(pbi, xd, bc, 256, 384, 4, 8 * 8, TX_8X8);
case TX_4X4:
// 4x4 luma blocks
seg_eob = get_eob(xd, segment_id, 16);
for (i = 0; i < 256; i++) {
c = decode_coefs(pbi, xd, bc, i, PLANE_TYPE_Y_WITH_DC,
seg_eob, xd->qcoeff + i * 16, TX_4X4);
xd->eobs[i] = c;
eobtotal += c;
}
// 4x4 chroma blocks
for (i = 256; i < 384; i++) {
c = decode_coefs(pbi, xd, bc, i, PLANE_TYPE_UV, seg_eob,
xd->qcoeff + i * 16, TX_4X4);
xd->eobs[i] = c;
eobtotal += c;
}
break;
default: assert(0);
return decode_sb(pbi, xd, bc, 256, 384, 1, 4 * 4, TX_4X4);
default:
assert(0);
return 0;
}
return eobtotal;
}
static int vp9_decode_mb_tokens_16x16(VP9D_COMP* const pbi,
......@@ -563,14 +477,14 @@ static int vp9_decode_mb_tokens_16x16(VP9D_COMP* const pbi,
static int vp9_decode_mb_tokens_8x8(VP9D_COMP* const pbi,
MACROBLOCKD* const xd,
BOOL_DECODER* const bc) {
int c, i, eobtotal = 0, seg_eob;
int i, eobtotal = 0;
const int segment_id = xd->mode_info_context->mbmi.segment_id;
// luma blocks
seg_eob = get_eob(xd, segment_id, 64);
int seg_eob = get_eob(xd, segment_id, 64);
for (i = 0; i < 16; i += 4) {
c = decode_coefs(pbi, xd, bc, i, PLANE_TYPE_Y_WITH_DC,
seg_eob, xd->block[i].qcoeff, TX_8X8);
const int c = decode_coefs(pbi, xd, bc, i, PLANE_TYPE_Y_WITH_DC,
seg_eob, xd->block[i].qcoeff, TX_8X8);
xd->eobs[i] = c;
eobtotal += c;
}
......@@ -581,15 +495,15 @@ static int vp9_decode_mb_tokens_8x8(VP9D_COMP* const pbi,
// use 4x4 transform for U, V components in I8X8/splitmv prediction mode
seg_eob = get_eob(xd, segment_id, 16);
for (i = 16; i < 24; i++) {
c = decode_coefs(pbi, xd, bc, i, PLANE_TYPE_UV,
seg_eob, xd->block[i].qcoeff, TX_4X4);
const int c = decode_coefs(pbi, xd, bc, i, PLANE_TYPE_UV,
seg_eob, xd->block[i].qcoeff, TX_4X4);
xd->eobs[i] = c;
eobtotal += c;
}
} else {
for (i = 16; i < 24; i += 4) {
c = decode_coefs(pbi, xd, bc, i, PLANE_TYPE_UV,
seg_eob, xd->block[i].qcoeff, TX_8X8);
const int c = decode_coefs(pbi, xd, bc, i, PLANE_TYPE_UV,
seg_eob, xd->block[i].qcoeff, TX_8X8);
xd->eobs[i] = c;
eobtotal += c;
}
......@@ -601,8 +515,8 @@ static int vp9_decode_mb_tokens_8x8(VP9D_COMP* const pbi,
static int decode_coefs_4x4(VP9D_COMP *dx, MACROBLOCKD *xd,
BOOL_DECODER* const bc,
PLANE_TYPE type, int i, int seg_eob) {
int c = decode_coefs(dx, xd, bc, i, type, seg_eob,
xd->block[i].qcoeff, TX_4X4);
const int c = decode_coefs(dx, xd, bc, i, type, seg_eob,
xd->block[i].qcoeff, TX_4X4);
xd->eobs[i] = c;
return c;
}
......@@ -620,12 +534,11 @@ static int decode_mb_tokens_4x4_uv(VP9D_COMP* const dx,
MACROBLOCKD* const xd,
BOOL_DECODER* const bc,
int seg_eob) {
int eobtotal = 0, i;
int i, eobtotal = 0;
// chroma blocks
for (i = 16; i < 24; i++) {
for (i = 16; i < 24; i++)
eobtotal += decode_coefs_4x4(dx, xd, bc, PLANE_TYPE_UV, i, seg_eob);
}
return eobtotal;
}
......@@ -647,9 +560,8 @@ static int vp9_decode_mb_tokens_4x4(VP9D_COMP* const dx,
const int seg_eob = get_eob(xd, segment_id, 16);
// luma blocks
for (i = 0; i < 16; ++i) {
for (i = 0; i < 16; ++i)
eobtotal += decode_coefs_4x4(dx, xd, bc, PLANE_TYPE_Y_WITH_DC, i, seg_eob);
}
// chroma blocks
eobtotal += decode_mb_tokens_4x4_uv(dx, xd, bc, seg_eob);
......
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