[dep_quant] Separate abs levels and ctx init

This commit is contained in:
Joose Sainio 2023-05-05 14:15:05 +03:00
parent dda972c665
commit a624988c91
3 changed files with 54 additions and 51 deletions

View file

@ -583,7 +583,7 @@ static INLINE void update_common_context(
memset(levels + scan_pos, 0, setCpSize);
}
sbbFlags[cg_pos] = !!ctxs->m_allStates.m_numSigSbb[curr_state];
memcpy(levels + scan_pos, ctxs->m_allStates.m_absLevelsAndCtxInit[curr_state], 16 * sizeof(uint8_t));
memcpy(levels + scan_pos, ctxs->m_allStates.m_absLevels[curr_state], 16 * sizeof(uint8_t));
const int sigNSbb = ((next_sbb_right ? sbbFlags[next_sbb_right] : false) || (next_sbb_below ? sbbFlags[next_sbb_below] : false) ? 1 : 0);
ctxs->m_allStates.m_numSigSbb[curr_state] = 0;
@ -600,7 +600,7 @@ static INLINE void update_common_context(
ctxs->m_allStates.m_sbbFracBits[curr_state][0] = cc->m_sbbFlagBits[sigNSbb][0];
ctxs->m_allStates.m_sbbFracBits[curr_state][1] = cc->m_sbbFlagBits[sigNSbb][1];
uint16_t *templateCtxInit = ctxs->m_allStates.m_absLevelsAndCtxInit[curr_state] + 8;
uint16_t *templateCtxInit = ctxs->m_allStates.m_ctxInit[curr_state];
const int scanBeg = scan_pos - 16;
const NbInfoOut* nbOut = cc->m_nbInfo + scanBeg;
const uint8_t* absLevels = levels + scanBeg;
@ -628,7 +628,7 @@ static INLINE void update_common_context(
templateCtxInit[id] = 0;
}
}
memset(ctxs->m_allStates.m_absLevelsAndCtxInit[curr_state], 0, 16 * sizeof(uint8_t));
memset(ctxs->m_allStates.m_absLevels[curr_state], 0, 16 * sizeof(uint8_t));
}
@ -654,24 +654,24 @@ void uvg_dep_quant_update_state_eos(
if (decisions->prevId[decision_id] >= 4) {
prvState = ctxs->m_skip_state_offset + (decisions->prevId[decision_id] - 4);
state->m_numSigSbb[curr_state_offset] = 0;
memset(state->m_absLevelsAndCtxInit[curr_state_offset], 0, 16 * sizeof(uint8_t));
memset(state->m_absLevels[curr_state_offset], 0, 16 * sizeof(uint8_t));
}
else if (decisions->prevId[decision_id] >= 0) {
prvState = ctxs->m_prev_state_offset + decisions->prevId[decision_id];
state->m_numSigSbb[curr_state_offset] = state->m_numSigSbb[prvState] || !!decisions->absLevel[decision_id];
memcpy(state->m_absLevelsAndCtxInit[curr_state_offset], state->m_absLevelsAndCtxInit[prvState], 16 * sizeof(uint8_t));
memcpy(state->m_absLevels[curr_state_offset], state->m_absLevels[prvState], 16 * sizeof(uint8_t));
}
else {
state->m_numSigSbb[curr_state_offset] = 1;
memset(state->m_absLevelsAndCtxInit[curr_state_offset], 0, 16 * sizeof(uint8_t));
memset(state->m_absLevels[curr_state_offset], 0, 16 * sizeof(uint8_t));
}
uint8_t* temp = (uint8_t*)(&state->m_absLevelsAndCtxInit[curr_state_offset][scan_pos & 15]);
uint8_t* temp = &state->m_absLevels[curr_state_offset][scan_pos & 15];
*temp = (uint8_t)MIN(51, decisions->absLevel[decision_id]);
update_common_context(ctxs, state->m_commonCtx, scan_pos, cg_pos, width_in_sbb, height_in_sbb, next_sbb_right,
next_sbb_below, prvState, ctxs->m_curr_state_offset + decision_id);
coeff_t tinit = state->m_absLevelsAndCtxInit[curr_state_offset][8 + ((scan_pos - 1) & 15)];
coeff_t tinit = state->m_ctxInit[curr_state_offset][((scan_pos - 1) & 15)];
coeff_t sumNum = tinit & 7;
coeff_t sumAbs1 = (tinit >> 3) & 31;
coeff_t sumGt1 = sumAbs1 - sumNum;
@ -712,7 +712,8 @@ void uvg_dep_quant_update_state(
? (unsigned)decisions->absLevel[decision_id]
: 3);
}
memcpy(state->m_absLevelsAndCtxInit[state_id], state->m_absLevelsAndCtxInit[prvState], 48 * sizeof(uint8_t));
memcpy(state->m_absLevels[state_id], state->m_absLevels[prvState], 16 * sizeof(uint8_t));
memcpy(state->m_ctxInit[state_id], state->m_ctxInit[prvState], 16 * sizeof(uint16_t));
}
else {
state->m_numSigSbb[state_id] = 1;
@ -721,15 +722,16 @@ void uvg_dep_quant_update_state(
//(scanInfo.chType == CHANNEL_TYPE_LUMA) ? MAX_TU_LEVEL_CTX_CODED_BIN_CONSTRAINT_LUMA : MAX_TU_LEVEL_CTX_CODED_BIN_CONSTRAINT_CHROMA;
state->m_remRegBins[state_id] = (state->effWidth * state->effHeight * ctxBinSampleRatio) / 16 - (
decisions->absLevel[decision_id] < 2 ? (unsigned)decisions->absLevel[decision_id] : 3);
memset(state->m_absLevelsAndCtxInit[state_id], 0, 48 * sizeof(uint8_t));
memset(state->m_absLevels[state_id], 0, 16 * sizeof(uint8_t));
memset(state->m_ctxInit[state_id], 0, 16 * sizeof(uint16_t));
}
state->all_gte_four &= state->m_remRegBins[state_id] >= 4;
state->all_lt_four &= state->m_remRegBins[state_id] < 4;
uint8_t* levels = (uint8_t*)(state->m_absLevelsAndCtxInit[state_id]);
uint8_t* levels = state->m_absLevels[state_id];
levels[scan_pos & 15] = (uint8_t)MIN(32, decisions->absLevel[decision_id]);
if (state->m_remRegBins[state_id] >= 4) {
coeff_t tinit = state->m_absLevelsAndCtxInit[state_id][8 + ((scan_pos - 1) & 15)];
coeff_t tinit = state->m_ctxInit[state_id][((scan_pos - 1) & 15)];
coeff_t sumAbs1 = (tinit >> 3) & 31;
coeff_t sumNum = tinit & 7;
#define UPDATE(k) {coeff_t t=levels[next_nb_info_ssb.inPos[k]]; sumAbs1+=MIN(4+(t&1),t); sumNum+=!!t; }
@ -751,7 +753,7 @@ void uvg_dep_quant_update_state(
sizeof(state->m_coeffFracBits[0]));
coeff_t sumAbs = state->m_absLevelsAndCtxInit[state_id][8 + ((scan_pos - 1) & 15)] >> 8;
coeff_t sumAbs = state->m_ctxInit[state_id][(scan_pos - 1) & 15] >> 8;
#define UPDATE(k) {coeff_t t=levels[next_nb_info_ssb.inPos[k]]; sumAbs+=t; }
switch (numIPos) {
case 5: UPDATE(4);
@ -775,7 +777,7 @@ void uvg_dep_quant_update_state(
}
}
else {
coeff_t sumAbs = (state->m_absLevelsAndCtxInit[state_id][8 + ((scan_pos - 1) & 15)]) >> 8;
coeff_t sumAbs = (state->m_ctxInit[state_id][(scan_pos - 1) & 15]) >> 8;
#define UPDATE(k) {coeff_t t=levels[next_nb_info_ssb.inPos[k]]; sumAbs+=t; }
switch (numIPos) {
case 5: UPDATE(4);

View file

@ -130,8 +130,7 @@ typedef struct {
typedef struct {
int64_t m_rdCost;
uint16_t m_absLevelsAndCtxInit
[24]; // 16x8bit for abs levels + 16x16bit for ctx init id
uint16_t m_absLevelsAndCtxInit[24]; // 16x8bit for abs levels + 16x16bit for ctx init id
int8_t m_numSigSbb;
int m_remRegBins;
int8_t m_refSbbCtxId;
@ -150,8 +149,8 @@ typedef struct {
} depquant_state;
typedef struct {
int64_t ALIGNED(32) m_rdCost[12];
uint16_t ALIGNED(32) m_absLevelsAndCtxInit
[12][24]; // 16x8bit for abs levels + 16x16bit for ctx init id
uint8_t ALIGNED(32) m_absLevels[12][16];
uint16_t ALIGNED(32) m_ctxInit[12][16];
int8_t ALIGNED(16) m_numSigSbb[12];
int ALIGNED(32) m_remRegBins[12];
int8_t ALIGNED(16) m_refSbbCtxId[12];

View file

@ -506,7 +506,7 @@ static void update_state_eos_avx2(context_store* ctxs, const uint32_t scan_pos,
);
memset(&state->m_numSigSbb[state_offset], 0, 4);
for (int i = 0; i < 4; ++i) {
memset(state->m_absLevelsAndCtxInit[state_offset + i], 0, 16 * sizeof(uint8_t));
memset(state->m_absLevels[state_offset + i], 0, 16 * sizeof(uint8_t));
}
} else if (all_between_zero_and_three) {
prev_state_no_offset = _mm_set1_epi32(ctxs->m_prev_state_offset);
@ -530,7 +530,7 @@ static void update_state_eos_avx2(context_store* ctxs, const uint32_t scan_pos,
int32_t prev_state_scalar[4];
_mm_storeu_si128((__m128i*)prev_state_scalar, prev_state);
for (int i = 0; i < 4; ++i) {
memcpy(state->m_absLevelsAndCtxInit[state_offset + i], state->m_absLevelsAndCtxInit[prev_state_scalar[i]], 16 * sizeof(uint8_t));
memcpy(state->m_absLevels[state_offset + i], state->m_absLevels[prev_state_scalar[i]], 16 * sizeof(uint8_t));
}
} else {
int prev_state_s[4] = {-1, -1, -1, -1};
@ -540,14 +540,14 @@ static void update_state_eos_avx2(context_store* ctxs, const uint32_t scan_pos,
if (decisions->prevId[decision_id] >= 4) {
prev_state_s[i] = ctxs->m_skip_state_offset + (decisions->prevId[decision_id] - 4);
state->m_numSigSbb[curr_state_offset] = 0;
memset(state->m_absLevelsAndCtxInit[curr_state_offset], 0, 16 * sizeof(uint8_t));
memset(state->m_absLevels[curr_state_offset], 0, 16 * sizeof(uint8_t));
} else if (decisions->prevId[decision_id] >= 0) {
prev_state_s[i] = ctxs->m_prev_state_offset + decisions->prevId[decision_id];
state->m_numSigSbb[curr_state_offset] = state->m_numSigSbb[prev_state_s[i]] || !!decisions->absLevel[decision_id];
memcpy(state->m_absLevelsAndCtxInit[curr_state_offset], state->m_absLevelsAndCtxInit[prev_state_s[i]], 16 * sizeof(uint8_t));
memcpy(state->m_absLevels[curr_state_offset], state->m_absLevels[prev_state_s[i]], 16 * sizeof(uint8_t));
} else {
state->m_numSigSbb[curr_state_offset] = 1;
memset(state->m_absLevelsAndCtxInit[curr_state_offset], 0, 16 * sizeof(uint8_t));
memset(state->m_absLevels[curr_state_offset], 0, 16 * sizeof(uint8_t));
all_have_previous_state = false;
}
}
@ -558,7 +558,7 @@ static void update_state_eos_avx2(context_store* ctxs, const uint32_t scan_pos,
uint32_t max_abs_s[4];
_mm_storeu_si128((__m128i*)max_abs_s, max_abs);
for (int i = 0; i < 4; ++i) {
uint8_t* levels = (uint8_t*)state->m_absLevelsAndCtxInit[state_offset + i];
uint8_t* levels = (uint8_t*)state->m_absLevels[state_offset + i];
levels[level_offset] = max_abs_s[i];
}
@ -583,7 +583,7 @@ static void update_state_eos_avx2(context_store* ctxs, const uint32_t scan_pos,
memset(levels + scan_pos, 0, setCpSize);
}
sbbFlags[cg_pos] = ctxs->m_allStates.m_numSigSbb[curr_state + state_offset];
memcpy(levels + scan_pos, ctxs->m_allStates.m_absLevelsAndCtxInit[curr_state + state_offset], 16 * sizeof(uint8_t));
memcpy(levels + scan_pos, ctxs->m_allStates.m_absLevels[curr_state + state_offset], 16 * sizeof(uint8_t));
}
__m128i sbb_offsets = _mm_set_epi32(3 * numSbb, 2 * numSbb, 1 * numSbb, 0);
@ -751,13 +751,13 @@ static void update_state_eos_avx2(context_store* ctxs, const uint32_t scan_pos,
v_tmp[2] = _mm256_permute4x64_epi64(v_tmp16_hi[0], _MM_SHUFFLE(3, 1, 2, 0));
v_tmp[3] = _mm256_permute4x64_epi64(v_tmp16_hi[1], _MM_SHUFFLE(3, 1, 2, 0));
_mm256_storeu_si256((__m256i*)(state->m_absLevelsAndCtxInit[state_offset] + 8), _mm256_permute2x128_si256(v_tmp[0], v_tmp[1], 0x20));
_mm256_storeu_si256((__m256i*)(state->m_absLevelsAndCtxInit[state_offset + 1] + 8), _mm256_permute2x128_si256(v_tmp[0], v_tmp[1], 0x31));
_mm256_storeu_si256((__m256i*)(state->m_absLevelsAndCtxInit[state_offset + 2] + 8), _mm256_permute2x128_si256(v_tmp[2], v_tmp[3], 0x20));
_mm256_storeu_si256((__m256i*)(state->m_absLevelsAndCtxInit[state_offset + 3] + 8), _mm256_permute2x128_si256(v_tmp[2], v_tmp[3], 0x31));
_mm256_storeu_si256((__m256i*)(state->m_ctxInit[state_offset]), _mm256_permute2x128_si256(v_tmp[0], v_tmp[1], 0x20));
_mm256_storeu_si256((__m256i*)(state->m_ctxInit[state_offset + 1]), _mm256_permute2x128_si256(v_tmp[0], v_tmp[1], 0x31));
_mm256_storeu_si256((__m256i*)(state->m_ctxInit[state_offset + 2]), _mm256_permute2x128_si256(v_tmp[2], v_tmp[3], 0x20));
_mm256_storeu_si256((__m256i*)(state->m_ctxInit[state_offset + 3]), _mm256_permute2x128_si256(v_tmp[2], v_tmp[3], 0x31));
for (int i = 0; i < 4; ++i) {
memset(state->m_absLevelsAndCtxInit[state_offset + i], 0, 16);
memset(state->m_absLevels[state_offset + i], 0, 16);
}
}
@ -887,7 +887,8 @@ static INLINE void update_states_avx2(
int32_t prv_states_scalar[4];
_mm_storeu_si128((__m128i*)prv_states_scalar, prv_states);
for (int i = 0; i < 4; ++i) {
memcpy(state->m_absLevelsAndCtxInit[state_offset + i], state->m_absLevelsAndCtxInit[prv_states_scalar[i]], 48 * sizeof(uint8_t));
memcpy(state->m_absLevels[state_offset + i], state->m_absLevels[prv_states_scalar[i]], 16 * sizeof(uint8_t));
memcpy(state->m_ctxInit[state_offset + i], state->m_ctxInit[prv_states_scalar[i]], 16 * sizeof(uint16_t));
}
}
else if (all_minus_one) {
@ -912,7 +913,8 @@ static INLINE void update_states_avx2(
bit_mask = _mm_movemask_epi8(mask);
rem_reg_all_lt4 = (bit_mask == 0xFFFF);
memset(state->m_absLevelsAndCtxInit[state_offset], 0, 48 * sizeof(uint8_t) * 4);
memset(state->m_absLevels[state_offset], 0, 16 * sizeof(uint8_t) * 4);
memset(state->m_ctxInit[state_offset], 0, 16 * sizeof(uint16_t) * 4);
}
else {
@ -930,14 +932,16 @@ static INLINE void update_states_avx2(
if (state->m_remRegBins[state_id] >= 4) {
state->m_remRegBins[state_id] -= (decisions->absLevel[decision_id] < 2 ? (unsigned)decisions->absLevel[decision_id] : 3);
}
memcpy(state->m_absLevelsAndCtxInit[state_id], state->m_absLevelsAndCtxInit[prvState], 48 * sizeof(uint8_t));
memcpy(state->m_absLevels[state_id], state->m_absLevels[prvState], 16 * sizeof(uint8_t));
memcpy(state->m_ctxInit[state_id], state->m_ctxInit[prvState], 16 * sizeof(uint16_t));
} else {
state->m_numSigSbb[state_id] = 1;
state->m_refSbbCtxId[state_id] = -1;
int ctxBinSampleRatio = 28;
//(scanInfo.chType == CHANNEL_TYPE_LUMA) ? MAX_TU_LEVEL_CTX_CODED_BIN_CONSTRAINT_LUMA : MAX_TU_LEVEL_CTX_CODED_BIN_CONSTRAINT_CHROMA;
state->m_remRegBins[state_id] = (state->effWidth * state->effHeight * ctxBinSampleRatio) / 16 - (decisions->absLevel[decision_id] < 2 ? (unsigned)decisions->absLevel[decision_id] : 3);
memset(state->m_absLevelsAndCtxInit[state_id], 0, 48 * sizeof(uint8_t));
memset(state->m_absLevels[state_id], 0, 16 * sizeof(uint8_t));
memset(state->m_ctxInit[state_id], 0, 16 * sizeof(uint16_t));
}
rem_reg_all_gte_4 &= state->m_remRegBins[state_id] >= 4;
rem_reg_all_lt4 &= state->m_remRegBins[state_id] < 4;
@ -948,7 +952,7 @@ static INLINE void update_states_avx2(
uint32_t max_abs_s[4];
_mm_storeu_si128((__m128i*)max_abs_s, max_abs);
for (int i = 0; i < 4; ++i) {
uint8_t* levels = (uint8_t*)state->m_absLevelsAndCtxInit[state_offset + i];
uint8_t* levels = (uint8_t*)state->m_absLevels[state_offset + i];
levels[level_offset] = max_abs_s[i];
}
state->all_gte_four = rem_reg_all_gte_4;
@ -957,18 +961,17 @@ static INLINE void update_states_avx2(
const __m128i first_two_bytes = _mm_set1_epi32(0xffff);
const __m128i first_byte = _mm_set1_epi32(0xff);
const __m128i ones = _mm_set1_epi32(1);
const uint32_t tinit_offset = MIN(level_offset - 1u, 15u) + 8;
const __m128i levels_start_offsets = _mm_set_epi32(48 * 3, 48 * 2, 48 * 1, 48 * 0);
const __m128i ctx_start_offsets = _mm_srli_epi32(levels_start_offsets, 1);
const uint32_t tinit_offset = MIN(level_offset - 1u, 15u);
const __m128i levels_start_offsets = _mm_set_epi32(16 * 3, 16 * 2, 16 * 1, 16 * 0);
__m128i tinit = _mm_i32gather_epi32(
(int *)state->m_absLevelsAndCtxInit[state_offset],
_mm_add_epi32(ctx_start_offsets, _mm_set1_epi32(tinit_offset)),
(int *)state->m_ctxInit[state_offset],
_mm_add_epi32(levels_start_offsets, _mm_set1_epi32(tinit_offset)),
2);
tinit = _mm_and_si128(tinit, first_two_bytes);
__m128i sum_abs1 = _mm_and_si128(_mm_srli_epi32(tinit, 3), _mm_set1_epi32(31));
__m128i sum_num = _mm_and_si128(tinit, _mm_set1_epi32(7));
uint8_t* levels = (uint8_t*)state->m_absLevelsAndCtxInit[state_offset];
uint8_t* levels = (uint8_t*)state->m_absLevels[state_offset];
switch (numIPos) {
case 5:
{
@ -1145,15 +1148,14 @@ static INLINE void update_states_avx2(
else if (rem_reg_all_lt4) {
const __m128i first_byte = _mm_set1_epi32(0xff);
uint8_t* levels = (uint8_t*)state->m_absLevelsAndCtxInit[state_offset];
uint8_t* levels = (uint8_t*)state->m_absLevels[state_offset];
const __m128i last_two_bytes = _mm_set1_epi32(0xffff);
const __m128i last_byte = _mm_set1_epi32(0xff);
const uint32_t tinit_offset = MIN(level_offset - 1u, 15u) + 8;
const __m128i levels_start_offsets = _mm_set_epi32(48 * 3, 48 * 2, 48 * 1, 48 * 0);
const __m128i ctx_start_offsets = _mm_srli_epi32(levels_start_offsets, 1);
const uint32_t tinit_offset = MIN(level_offset - 1u, 15u);
const __m128i levels_start_offsets = _mm_set_epi32(16 * 3, 16 * 2, 16 * 1, 16 * 0);
__m128i tinit = _mm_i32gather_epi32(
(int*)state->m_absLevelsAndCtxInit[state_offset],
_mm_add_epi32(ctx_start_offsets, _mm_set1_epi32(tinit_offset)),
(int*)state->m_ctxInit[state_offset],
_mm_add_epi32(levels_start_offsets, _mm_set1_epi32(tinit_offset)),
2);
tinit = _mm_and_si128(tinit, last_two_bytes);
__m128i sum_abs = _mm_srli_epi32(tinit, 8);
@ -1221,9 +1223,9 @@ static INLINE void update_states_avx2(
else {
for (int i = 0; i < 4; ++i) {
const int state_id = state_offset + i;
uint8_t* levels = (uint8_t*)(state->m_absLevelsAndCtxInit[state_id]);
uint8_t* levels = (uint8_t*)(state->m_absLevels[state_id]);
if (state->m_remRegBins[state_id] >= 4) {
coeff_t tinit = state->m_absLevelsAndCtxInit[state_id][8 + ((scan_pos - 1) & 15)];
coeff_t tinit = state->m_ctxInit[state_id][((scan_pos - 1) & 15)];
coeff_t sumAbs1 = (tinit >> 3) & 31;
coeff_t sumNum = tinit & 7;
#define UPDATE(k) \
@ -1247,7 +1249,7 @@ static INLINE void update_states_avx2(
memcpy(state->m_coeffFracBits[state_id], state->m_gtxFracBitsArray[gtxCtxOffsetNext + (sumGt1 < 4 ? sumGt1 : 4)], sizeof(state->m_coeffFracBits[0]));
coeff_t sumAbs = state->m_absLevelsAndCtxInit[state_id][8 + ((scan_pos - 1) & 15)] >> 8;
coeff_t sumAbs = state->m_ctxInit[state_id][((scan_pos - 1) & 15)] >> 8;
#define UPDATE(k) \
{ \
coeff_t t = levels[next_nb_info_ssb.inPos[k]]; \
@ -1269,7 +1271,7 @@ static INLINE void update_states_avx2(
state->m_goRicePar[state_id] = g_goRiceParsCoeff[sumAll];
}
} else {
coeff_t sumAbs = (state->m_absLevelsAndCtxInit[state_id][8 + ((scan_pos - 1) & 15)]) >> 8;
coeff_t sumAbs = (state->m_ctxInit[state_id][((scan_pos - 1) & 15)]) >> 8;
#define UPDATE(k) \
{ \
coeff_t t = levels[next_nb_info_ssb.inPos[k]]; \