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FFmpeg4/libavcodec/mips/aaccoder_mips.c

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2023-07-02 12:20:28 +00:00
/*
* Copyright (c) 2012
* MIPS Technologies, Inc., California.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the MIPS Technologies, Inc., nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE MIPS TECHNOLOGIES, INC. ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE MIPS TECHNOLOGIES, INC. BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* Author: Stanislav Ocovaj (socovaj@mips.com)
* Szabolcs Pal (sabolc@mips.com)
*
* AAC coefficients encoder optimized for MIPS floating-point architecture
*
* 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
* Reference: libavcodec/aaccoder.c
*/
#include "libavutil/libm.h"
#include <float.h>
#include "libavutil/mathematics.h"
#include "libavcodec/avcodec.h"
#include "libavcodec/put_bits.h"
#include "libavcodec/aac.h"
#include "libavcodec/aacenc.h"
#include "libavcodec/aactab.h"
#include "libavcodec/aacenctab.h"
#include "libavcodec/aacenc_utils.h"
#if HAVE_INLINE_ASM
#if !HAVE_MIPS32R6 && !HAVE_MIPS64R6
typedef struct BandCodingPath {
int prev_idx;
float cost;
int run;
} BandCodingPath;
static const uint8_t uquad_sign_bits[81] = {
0, 1, 1, 1, 2, 2, 1, 2, 2,
1, 2, 2, 2, 3, 3, 2, 3, 3,
1, 2, 2, 2, 3, 3, 2, 3, 3,
1, 2, 2, 2, 3, 3, 2, 3, 3,
2, 3, 3, 3, 4, 4, 3, 4, 4,
2, 3, 3, 3, 4, 4, 3, 4, 4,
1, 2, 2, 2, 3, 3, 2, 3, 3,
2, 3, 3, 3, 4, 4, 3, 4, 4,
2, 3, 3, 3, 4, 4, 3, 4, 4
};
static const uint8_t upair7_sign_bits[64] = {
0, 1, 1, 1, 1, 1, 1, 1,
1, 2, 2, 2, 2, 2, 2, 2,
1, 2, 2, 2, 2, 2, 2, 2,
1, 2, 2, 2, 2, 2, 2, 2,
1, 2, 2, 2, 2, 2, 2, 2,
1, 2, 2, 2, 2, 2, 2, 2,
1, 2, 2, 2, 2, 2, 2, 2,
1, 2, 2, 2, 2, 2, 2, 2,
};
static const uint8_t upair12_sign_bits[169] = {
0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2
};
static const uint8_t esc_sign_bits[289] = {
0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2
};
/**
* Functions developed from template function and optimized for quantizing and encoding band
*/
static void quantize_and_encode_band_cost_SQUAD_mips(struct AACEncContext *s,
PutBitContext *pb, const float *in, float *out,
const float *scaled, int size, int scale_idx,
int cb, const float lambda, const float uplim,
int *bits, float *energy, const float ROUNDING)
{
const float Q34 = ff_aac_pow34sf_tab[POW_SF2_ZERO - scale_idx + SCALE_ONE_POS - SCALE_DIV_512];
const float IQ = ff_aac_pow2sf_tab [POW_SF2_ZERO + scale_idx - SCALE_ONE_POS + SCALE_DIV_512];
int i;
int qc1, qc2, qc3, qc4;
float qenergy = 0.0f;
uint8_t *p_bits = (uint8_t *)ff_aac_spectral_bits[cb-1];
uint16_t *p_codes = (uint16_t *)ff_aac_spectral_codes[cb-1];
float *p_vec = (float *)ff_aac_codebook_vectors[cb-1];
abs_pow34_v(s->scoefs, in, size);
scaled = s->scoefs;
for (i = 0; i < size; i += 4) {
int curidx;
int *in_int = (int *)&in[i];
int t0, t1, t2, t3, t4, t5, t6, t7;
const float *vec;
qc1 = scaled[i ] * Q34 + ROUND_STANDARD;
qc2 = scaled[i+1] * Q34 + ROUND_STANDARD;
qc3 = scaled[i+2] * Q34 + ROUND_STANDARD;
qc4 = scaled[i+3] * Q34 + ROUND_STANDARD;
__asm__ volatile (
".set push \n\t"
".set noreorder \n\t"
"slt %[qc1], $zero, %[qc1] \n\t"
"slt %[qc2], $zero, %[qc2] \n\t"
"slt %[qc3], $zero, %[qc3] \n\t"
"slt %[qc4], $zero, %[qc4] \n\t"
"lw %[t0], 0(%[in_int]) \n\t"
"lw %[t1], 4(%[in_int]) \n\t"
"lw %[t2], 8(%[in_int]) \n\t"
"lw %[t3], 12(%[in_int]) \n\t"
"srl %[t0], %[t0], 31 \n\t"
"srl %[t1], %[t1], 31 \n\t"
"srl %[t2], %[t2], 31 \n\t"
"srl %[t3], %[t3], 31 \n\t"
"subu %[t4], $zero, %[qc1] \n\t"
"subu %[t5], $zero, %[qc2] \n\t"
"subu %[t6], $zero, %[qc3] \n\t"
"subu %[t7], $zero, %[qc4] \n\t"
"movn %[qc1], %[t4], %[t0] \n\t"
"movn %[qc2], %[t5], %[t1] \n\t"
"movn %[qc3], %[t6], %[t2] \n\t"
"movn %[qc4], %[t7], %[t3] \n\t"
".set pop \n\t"
: [qc1]"+r"(qc1), [qc2]"+r"(qc2),
[qc3]"+r"(qc3), [qc4]"+r"(qc4),
[t0]"=&r"(t0), [t1]"=&r"(t1), [t2]"=&r"(t2), [t3]"=&r"(t3),
[t4]"=&r"(t4), [t5]"=&r"(t5), [t6]"=&r"(t6), [t7]"=&r"(t7)
: [in_int]"r"(in_int)
: "memory"
);
curidx = qc1;
curidx *= 3;
curidx += qc2;
curidx *= 3;
curidx += qc3;
curidx *= 3;
curidx += qc4;
curidx += 40;
put_bits(pb, p_bits[curidx], p_codes[curidx]);
if (out || energy) {
float e1,e2,e3,e4;
vec = &p_vec[curidx*4];
e1 = vec[0] * IQ;
e2 = vec[1] * IQ;
e3 = vec[2] * IQ;
e4 = vec[3] * IQ;
if (out) {
out[i+0] = e1;
out[i+1] = e2;
out[i+2] = e3;
out[i+3] = e4;
}
if (energy)
qenergy += (e1*e1 + e2*e2) + (e3*e3 + e4*e4);
}
}
if (energy)
*energy = qenergy;
}
static void quantize_and_encode_band_cost_UQUAD_mips(struct AACEncContext *s,
PutBitContext *pb, const float *in, float *out,
const float *scaled, int size, int scale_idx,
int cb, const float lambda, const float uplim,
int *bits, float *energy, const float ROUNDING)
{
const float Q34 = ff_aac_pow34sf_tab[POW_SF2_ZERO - scale_idx + SCALE_ONE_POS - SCALE_DIV_512];
const float IQ = ff_aac_pow2sf_tab [POW_SF2_ZERO + scale_idx - SCALE_ONE_POS + SCALE_DIV_512];
int i;
int qc1, qc2, qc3, qc4;
float qenergy = 0.0f;
uint8_t *p_bits = (uint8_t *)ff_aac_spectral_bits[cb-1];
uint16_t *p_codes = (uint16_t *)ff_aac_spectral_codes[cb-1];
float *p_vec = (float *)ff_aac_codebook_vectors[cb-1];
abs_pow34_v(s->scoefs, in, size);
scaled = s->scoefs;
for (i = 0; i < size; i += 4) {
int curidx, sign, count;
int *in_int = (int *)&in[i];
uint8_t v_bits;
unsigned int v_codes;
int t0, t1, t2, t3, t4;
const float *vec;
qc1 = scaled[i ] * Q34 + ROUND_STANDARD;
qc2 = scaled[i+1] * Q34 + ROUND_STANDARD;
qc3 = scaled[i+2] * Q34 + ROUND_STANDARD;
qc4 = scaled[i+3] * Q34 + ROUND_STANDARD;
__asm__ volatile (
".set push \n\t"
".set noreorder \n\t"
"ori %[t4], $zero, 2 \n\t"
"ori %[sign], $zero, 0 \n\t"
"slt %[t0], %[t4], %[qc1] \n\t"
"slt %[t1], %[t4], %[qc2] \n\t"
"slt %[t2], %[t4], %[qc3] \n\t"
"slt %[t3], %[t4], %[qc4] \n\t"
"movn %[qc1], %[t4], %[t0] \n\t"
"movn %[qc2], %[t4], %[t1] \n\t"
"movn %[qc3], %[t4], %[t2] \n\t"
"movn %[qc4], %[t4], %[t3] \n\t"
"lw %[t0], 0(%[in_int]) \n\t"
"lw %[t1], 4(%[in_int]) \n\t"
"lw %[t2], 8(%[in_int]) \n\t"
"lw %[t3], 12(%[in_int]) \n\t"
"slt %[t0], %[t0], $zero \n\t"
"movn %[sign], %[t0], %[qc1] \n\t"
"slt %[t1], %[t1], $zero \n\t"
"slt %[t2], %[t2], $zero \n\t"
"slt %[t3], %[t3], $zero \n\t"
"sll %[t0], %[sign], 1 \n\t"
"or %[t0], %[t0], %[t1] \n\t"
"movn %[sign], %[t0], %[qc2] \n\t"
"slt %[t4], $zero, %[qc1] \n\t"
"slt %[t1], $zero, %[qc2] \n\t"
"slt %[count], $zero, %[qc3] \n\t"
"sll %[t0], %[sign], 1 \n\t"
"or %[t0], %[t0], %[t2] \n\t"
"movn %[sign], %[t0], %[qc3] \n\t"
"slt %[t2], $zero, %[qc4] \n\t"
"addu %[count], %[count], %[t4] \n\t"
"addu %[count], %[count], %[t1] \n\t"
"sll %[t0], %[sign], 1 \n\t"
"or %[t0], %[t0], %[t3] \n\t"
"movn %[sign], %[t0], %[qc4] \n\t"
"addu %[count], %[count], %[t2] \n\t"
".set pop \n\t"
: [qc1]"+r"(qc1), [qc2]"+r"(qc2),
[qc3]"+r"(qc3), [qc4]"+r"(qc4),
[sign]"=&r"(sign), [count]"=&r"(count),
[t0]"=&r"(t0), [t1]"=&r"(t1), [t2]"=&r"(t2), [t3]"=&r"(t3),
[t4]"=&r"(t4)
: [in_int]"r"(in_int)
: "memory"
);
curidx = qc1;
curidx *= 3;
curidx += qc2;
curidx *= 3;
curidx += qc3;
curidx *= 3;
curidx += qc4;
v_codes = (p_codes[curidx] << count) | (sign & ((1 << count) - 1));
v_bits = p_bits[curidx] + count;
put_bits(pb, v_bits, v_codes);
if (out || energy) {
float e1,e2,e3,e4;
vec = &p_vec[curidx*4];
e1 = copysignf(vec[0] * IQ, in[i+0]);
e2 = copysignf(vec[1] * IQ, in[i+1]);
e3 = copysignf(vec[2] * IQ, in[i+2]);
e4 = copysignf(vec[3] * IQ, in[i+3]);
if (out) {
out[i+0] = e1;
out[i+1] = e2;
out[i+2] = e3;
out[i+3] = e4;
}
if (energy)
qenergy += (e1*e1 + e2*e2) + (e3*e3 + e4*e4);
}
}
if (energy)
*energy = qenergy;
}
static void quantize_and_encode_band_cost_SPAIR_mips(struct AACEncContext *s,
PutBitContext *pb, const float *in, float *out,
const float *scaled, int size, int scale_idx,
int cb, const float lambda, const float uplim,
int *bits, float *energy, const float ROUNDING)
{
const float Q34 = ff_aac_pow34sf_tab[POW_SF2_ZERO - scale_idx + SCALE_ONE_POS - SCALE_DIV_512];
const float IQ = ff_aac_pow2sf_tab [POW_SF2_ZERO + scale_idx - SCALE_ONE_POS + SCALE_DIV_512];
int i;
int qc1, qc2, qc3, qc4;
float qenergy = 0.0f;
uint8_t *p_bits = (uint8_t *)ff_aac_spectral_bits[cb-1];
uint16_t *p_codes = (uint16_t *)ff_aac_spectral_codes[cb-1];
float *p_vec = (float *)ff_aac_codebook_vectors[cb-1];
abs_pow34_v(s->scoefs, in, size);
scaled = s->scoefs;
for (i = 0; i < size; i += 4) {
int curidx, curidx2;
int *in_int = (int *)&in[i];
uint8_t v_bits;
unsigned int v_codes;
int t0, t1, t2, t3, t4, t5, t6, t7;
const float *vec1, *vec2;
qc1 = scaled[i ] * Q34 + ROUND_STANDARD;
qc2 = scaled[i+1] * Q34 + ROUND_STANDARD;
qc3 = scaled[i+2] * Q34 + ROUND_STANDARD;
qc4 = scaled[i+3] * Q34 + ROUND_STANDARD;
__asm__ volatile (
".set push \n\t"
".set noreorder \n\t"
"ori %[t4], $zero, 4 \n\t"
"slt %[t0], %[t4], %[qc1] \n\t"
"slt %[t1], %[t4], %[qc2] \n\t"
"slt %[t2], %[t4], %[qc3] \n\t"
"slt %[t3], %[t4], %[qc4] \n\t"
"movn %[qc1], %[t4], %[t0] \n\t"
"movn %[qc2], %[t4], %[t1] \n\t"
"movn %[qc3], %[t4], %[t2] \n\t"
"movn %[qc4], %[t4], %[t3] \n\t"
"lw %[t0], 0(%[in_int]) \n\t"
"lw %[t1], 4(%[in_int]) \n\t"
"lw %[t2], 8(%[in_int]) \n\t"
"lw %[t3], 12(%[in_int]) \n\t"
"srl %[t0], %[t0], 31 \n\t"
"srl %[t1], %[t1], 31 \n\t"
"srl %[t2], %[t2], 31 \n\t"
"srl %[t3], %[t3], 31 \n\t"
"subu %[t4], $zero, %[qc1] \n\t"
"subu %[t5], $zero, %[qc2] \n\t"
"subu %[t6], $zero, %[qc3] \n\t"
"subu %[t7], $zero, %[qc4] \n\t"
"movn %[qc1], %[t4], %[t0] \n\t"
"movn %[qc2], %[t5], %[t1] \n\t"
"movn %[qc3], %[t6], %[t2] \n\t"
"movn %[qc4], %[t7], %[t3] \n\t"
".set pop \n\t"
: [qc1]"+r"(qc1), [qc2]"+r"(qc2),
[qc3]"+r"(qc3), [qc4]"+r"(qc4),
[t0]"=&r"(t0), [t1]"=&r"(t1), [t2]"=&r"(t2), [t3]"=&r"(t3),
[t4]"=&r"(t4), [t5]"=&r"(t5), [t6]"=&r"(t6), [t7]"=&r"(t7)
: [in_int]"r"(in_int)
: "memory"
);
curidx = 9 * qc1;
curidx += qc2 + 40;
curidx2 = 9 * qc3;
curidx2 += qc4 + 40;
v_codes = (p_codes[curidx] << p_bits[curidx2]) | (p_codes[curidx2]);
v_bits = p_bits[curidx] + p_bits[curidx2];
put_bits(pb, v_bits, v_codes);
if (out || energy) {
float e1,e2,e3,e4;
vec1 = &p_vec[curidx*2 ];
vec2 = &p_vec[curidx2*2];
e1 = vec1[0] * IQ;
e2 = vec1[1] * IQ;
e3 = vec2[0] * IQ;
e4 = vec2[1] * IQ;
if (out) {
out[i+0] = e1;
out[i+1] = e2;
out[i+2] = e3;
out[i+3] = e4;
}
if (energy)
qenergy += (e1*e1 + e2*e2) + (e3*e3 + e4*e4);
}
}
if (energy)
*energy = qenergy;
}
static void quantize_and_encode_band_cost_UPAIR7_mips(struct AACEncContext *s,
PutBitContext *pb, const float *in, float *out,
const float *scaled, int size, int scale_idx,
int cb, const float lambda, const float uplim,
int *bits, float *energy, const float ROUNDING)
{
const float Q34 = ff_aac_pow34sf_tab[POW_SF2_ZERO - scale_idx + SCALE_ONE_POS - SCALE_DIV_512];
const float IQ = ff_aac_pow2sf_tab [POW_SF2_ZERO + scale_idx - SCALE_ONE_POS + SCALE_DIV_512];
int i;
int qc1, qc2, qc3, qc4;
float qenergy = 0.0f;
uint8_t *p_bits = (uint8_t*) ff_aac_spectral_bits[cb-1];
uint16_t *p_codes = (uint16_t*)ff_aac_spectral_codes[cb-1];
float *p_vec = (float *)ff_aac_codebook_vectors[cb-1];
abs_pow34_v(s->scoefs, in, size);
scaled = s->scoefs;
for (i = 0; i < size; i += 4) {
int curidx1, curidx2, sign1, count1, sign2, count2;
int *in_int = (int *)&in[i];
uint8_t v_bits;
unsigned int v_codes;
int t0, t1, t2, t3, t4;
const float *vec1, *vec2;
qc1 = scaled[i ] * Q34 + ROUND_STANDARD;
qc2 = scaled[i+1] * Q34 + ROUND_STANDARD;
qc3 = scaled[i+2] * Q34 + ROUND_STANDARD;
qc4 = scaled[i+3] * Q34 + ROUND_STANDARD;
__asm__ volatile (
".set push \n\t"
".set noreorder \n\t"
"ori %[t4], $zero, 7 \n\t"
"ori %[sign1], $zero, 0 \n\t"
"ori %[sign2], $zero, 0 \n\t"
"slt %[t0], %[t4], %[qc1] \n\t"
"slt %[t1], %[t4], %[qc2] \n\t"
"slt %[t2], %[t4], %[qc3] \n\t"
"slt %[t3], %[t4], %[qc4] \n\t"
"movn %[qc1], %[t4], %[t0] \n\t"
"movn %[qc2], %[t4], %[t1] \n\t"
"movn %[qc3], %[t4], %[t2] \n\t"
"movn %[qc4], %[t4], %[t3] \n\t"
"lw %[t0], 0(%[in_int]) \n\t"
"lw %[t1], 4(%[in_int]) \n\t"
"lw %[t2], 8(%[in_int]) \n\t"
"lw %[t3], 12(%[in_int]) \n\t"
"slt %[t0], %[t0], $zero \n\t"
"movn %[sign1], %[t0], %[qc1] \n\t"
"slt %[t2], %[t2], $zero \n\t"
"movn %[sign2], %[t2], %[qc3] \n\t"
"slt %[t1], %[t1], $zero \n\t"
"sll %[t0], %[sign1], 1 \n\t"
"or %[t0], %[t0], %[t1] \n\t"
"movn %[sign1], %[t0], %[qc2] \n\t"
"slt %[t3], %[t3], $zero \n\t"
"sll %[t0], %[sign2], 1 \n\t"
"or %[t0], %[t0], %[t3] \n\t"
"movn %[sign2], %[t0], %[qc4] \n\t"
"slt %[count1], $zero, %[qc1] \n\t"
"slt %[t1], $zero, %[qc2] \n\t"
"slt %[count2], $zero, %[qc3] \n\t"
"slt %[t2], $zero, %[qc4] \n\t"
"addu %[count1], %[count1], %[t1] \n\t"
"addu %[count2], %[count2], %[t2] \n\t"
".set pop \n\t"
: [qc1]"+r"(qc1), [qc2]"+r"(qc2),
[qc3]"+r"(qc3), [qc4]"+r"(qc4),
[sign1]"=&r"(sign1), [count1]"=&r"(count1),
[sign2]"=&r"(sign2), [count2]"=&r"(count2),
[t0]"=&r"(t0), [t1]"=&r"(t1), [t2]"=&r"(t2), [t3]"=&r"(t3),
[t4]"=&r"(t4)
: [in_int]"r"(in_int)
: "t0", "t1", "t2", "t3", "t4",
"memory"
);
curidx1 = 8 * qc1;
curidx1 += qc2;
v_codes = (p_codes[curidx1] << count1) | sign1;
v_bits = p_bits[curidx1] + count1;
put_bits(pb, v_bits, v_codes);
curidx2 = 8 * qc3;
curidx2 += qc4;
v_codes = (p_codes[curidx2] << count2) | sign2;
v_bits = p_bits[curidx2] + count2;
put_bits(pb, v_bits, v_codes);
if (out || energy) {
float e1,e2,e3,e4;
vec1 = &p_vec[curidx1*2];
vec2 = &p_vec[curidx2*2];
e1 = copysignf(vec1[0] * IQ, in[i+0]);
e2 = copysignf(vec1[1] * IQ, in[i+1]);
e3 = copysignf(vec2[0] * IQ, in[i+2]);
e4 = copysignf(vec2[1] * IQ, in[i+3]);
if (out) {
out[i+0] = e1;
out[i+1] = e2;
out[i+2] = e3;
out[i+3] = e4;
}
if (energy)
qenergy += (e1*e1 + e2*e2) + (e3*e3 + e4*e4);
}
}
if (energy)
*energy = qenergy;
}
static void quantize_and_encode_band_cost_UPAIR12_mips(struct AACEncContext *s,
PutBitContext *pb, const float *in, float *out,
const float *scaled, int size, int scale_idx,
int cb, const float lambda, const float uplim,
int *bits, float *energy, const float ROUNDING)
{
const float Q34 = ff_aac_pow34sf_tab[POW_SF2_ZERO - scale_idx + SCALE_ONE_POS - SCALE_DIV_512];
const float IQ = ff_aac_pow2sf_tab [POW_SF2_ZERO + scale_idx - SCALE_ONE_POS + SCALE_DIV_512];
int i;
int qc1, qc2, qc3, qc4;
float qenergy = 0.0f;
uint8_t *p_bits = (uint8_t*) ff_aac_spectral_bits[cb-1];
uint16_t *p_codes = (uint16_t*)ff_aac_spectral_codes[cb-1];
float *p_vec = (float *)ff_aac_codebook_vectors[cb-1];
abs_pow34_v(s->scoefs, in, size);
scaled = s->scoefs;
for (i = 0; i < size; i += 4) {
int curidx1, curidx2, sign1, count1, sign2, count2;
int *in_int = (int *)&in[i];
uint8_t v_bits;
unsigned int v_codes;
int t0, t1, t2, t3, t4;
const float *vec1, *vec2;
qc1 = scaled[i ] * Q34 + ROUND_STANDARD;
qc2 = scaled[i+1] * Q34 + ROUND_STANDARD;
qc3 = scaled[i+2] * Q34 + ROUND_STANDARD;
qc4 = scaled[i+3] * Q34 + ROUND_STANDARD;
__asm__ volatile (
".set push \n\t"
".set noreorder \n\t"
"ori %[t4], $zero, 12 \n\t"
"ori %[sign1], $zero, 0 \n\t"
"ori %[sign2], $zero, 0 \n\t"
"slt %[t0], %[t4], %[qc1] \n\t"
"slt %[t1], %[t4], %[qc2] \n\t"
"slt %[t2], %[t4], %[qc3] \n\t"
"slt %[t3], %[t4], %[qc4] \n\t"
"movn %[qc1], %[t4], %[t0] \n\t"
"movn %[qc2], %[t4], %[t1] \n\t"
"movn %[qc3], %[t4], %[t2] \n\t"
"movn %[qc4], %[t4], %[t3] \n\t"
"lw %[t0], 0(%[in_int]) \n\t"
"lw %[t1], 4(%[in_int]) \n\t"
"lw %[t2], 8(%[in_int]) \n\t"
"lw %[t3], 12(%[in_int]) \n\t"
"slt %[t0], %[t0], $zero \n\t"
"movn %[sign1], %[t0], %[qc1] \n\t"
"slt %[t2], %[t2], $zero \n\t"
"movn %[sign2], %[t2], %[qc3] \n\t"
"slt %[t1], %[t1], $zero \n\t"
"sll %[t0], %[sign1], 1 \n\t"
"or %[t0], %[t0], %[t1] \n\t"
"movn %[sign1], %[t0], %[qc2] \n\t"
"slt %[t3], %[t3], $zero \n\t"
"sll %[t0], %[sign2], 1 \n\t"
"or %[t0], %[t0], %[t3] \n\t"
"movn %[sign2], %[t0], %[qc4] \n\t"
"slt %[count1], $zero, %[qc1] \n\t"
"slt %[t1], $zero, %[qc2] \n\t"
"slt %[count2], $zero, %[qc3] \n\t"
"slt %[t2], $zero, %[qc4] \n\t"
"addu %[count1], %[count1], %[t1] \n\t"
"addu %[count2], %[count2], %[t2] \n\t"
".set pop \n\t"
: [qc1]"+r"(qc1), [qc2]"+r"(qc2),
[qc3]"+r"(qc3), [qc4]"+r"(qc4),
[sign1]"=&r"(sign1), [count1]"=&r"(count1),
[sign2]"=&r"(sign2), [count2]"=&r"(count2),
[t0]"=&r"(t0), [t1]"=&r"(t1), [t2]"=&r"(t2), [t3]"=&r"(t3),
[t4]"=&r"(t4)
: [in_int]"r"(in_int)
: "memory"
);
curidx1 = 13 * qc1;
curidx1 += qc2;
v_codes = (p_codes[curidx1] << count1) | sign1;
v_bits = p_bits[curidx1] + count1;
put_bits(pb, v_bits, v_codes);
curidx2 = 13 * qc3;
curidx2 += qc4;
v_codes = (p_codes[curidx2] << count2) | sign2;
v_bits = p_bits[curidx2] + count2;
put_bits(pb, v_bits, v_codes);
if (out || energy) {
float e1,e2,e3,e4;
vec1 = &p_vec[curidx1*2];
vec2 = &p_vec[curidx2*2];
e1 = copysignf(vec1[0] * IQ, in[i+0]);
e2 = copysignf(vec1[1] * IQ, in[i+1]);
e3 = copysignf(vec2[0] * IQ, in[i+2]);
e4 = copysignf(vec2[1] * IQ, in[i+3]);
if (out) {
out[i+0] = e1;
out[i+1] = e2;
out[i+2] = e3;
out[i+3] = e4;
}
if (energy)
qenergy += (e1*e1 + e2*e2) + (e3*e3 + e4*e4);
}
}
if (energy)
*energy = qenergy;
}
static void quantize_and_encode_band_cost_ESC_mips(struct AACEncContext *s,
PutBitContext *pb, const float *in, float *out,
const float *scaled, int size, int scale_idx,
int cb, const float lambda, const float uplim,
int *bits, float *energy, const float ROUNDING)
{
const float Q34 = ff_aac_pow34sf_tab[POW_SF2_ZERO - scale_idx + SCALE_ONE_POS - SCALE_DIV_512];
const float IQ = ff_aac_pow2sf_tab [POW_SF2_ZERO + scale_idx - SCALE_ONE_POS + SCALE_DIV_512];
int i;
int qc1, qc2, qc3, qc4;
float qenergy = 0.0f;
uint8_t *p_bits = (uint8_t* )ff_aac_spectral_bits[cb-1];
uint16_t *p_codes = (uint16_t*)ff_aac_spectral_codes[cb-1];
float *p_vectors = (float* )ff_aac_codebook_vectors[cb-1];
abs_pow34_v(s->scoefs, in, size);
scaled = s->scoefs;
if (cb < 11) {
for (i = 0; i < size; i += 4) {
int curidx, curidx2, sign1, count1, sign2, count2;
int *in_int = (int *)&in[i];
uint8_t v_bits;
unsigned int v_codes;
int t0, t1, t2, t3, t4;
const float *vec1, *vec2;
qc1 = scaled[i ] * Q34 + ROUNDING;
qc2 = scaled[i+1] * Q34 + ROUNDING;
qc3 = scaled[i+2] * Q34 + ROUNDING;
qc4 = scaled[i+3] * Q34 + ROUNDING;
__asm__ volatile (
".set push \n\t"
".set noreorder \n\t"
"ori %[t4], $zero, 16 \n\t"
"ori %[sign1], $zero, 0 \n\t"
"ori %[sign2], $zero, 0 \n\t"
"slt %[t0], %[t4], %[qc1] \n\t"
"slt %[t1], %[t4], %[qc2] \n\t"
"slt %[t2], %[t4], %[qc3] \n\t"
"slt %[t3], %[t4], %[qc4] \n\t"
"movn %[qc1], %[t4], %[t0] \n\t"
"movn %[qc2], %[t4], %[t1] \n\t"
"movn %[qc3], %[t4], %[t2] \n\t"
"movn %[qc4], %[t4], %[t3] \n\t"
"lw %[t0], 0(%[in_int]) \n\t"
"lw %[t1], 4(%[in_int]) \n\t"
"lw %[t2], 8(%[in_int]) \n\t"
"lw %[t3], 12(%[in_int]) \n\t"
"slt %[t0], %[t0], $zero \n\t"
"movn %[sign1], %[t0], %[qc1] \n\t"
"slt %[t2], %[t2], $zero \n\t"
"movn %[sign2], %[t2], %[qc3] \n\t"
"slt %[t1], %[t1], $zero \n\t"
"sll %[t0], %[sign1], 1 \n\t"
"or %[t0], %[t0], %[t1] \n\t"
"movn %[sign1], %[t0], %[qc2] \n\t"
"slt %[t3], %[t3], $zero \n\t"
"sll %[t0], %[sign2], 1 \n\t"
"or %[t0], %[t0], %[t3] \n\t"
"movn %[sign2], %[t0], %[qc4] \n\t"
"slt %[count1], $zero, %[qc1] \n\t"
"slt %[t1], $zero, %[qc2] \n\t"
"slt %[count2], $zero, %[qc3] \n\t"
"slt %[t2], $zero, %[qc4] \n\t"
"addu %[count1], %[count1], %[t1] \n\t"
"addu %[count2], %[count2], %[t2] \n\t"
".set pop \n\t"
: [qc1]"+r"(qc1), [qc2]"+r"(qc2),
[qc3]"+r"(qc3), [qc4]"+r"(qc4),
[sign1]"=&r"(sign1), [count1]"=&r"(count1),
[sign2]"=&r"(sign2), [count2]"=&r"(count2),
[t0]"=&r"(t0), [t1]"=&r"(t1), [t2]"=&r"(t2), [t3]"=&r"(t3),
[t4]"=&r"(t4)
: [in_int]"r"(in_int)
: "memory"
);
curidx = 17 * qc1;
curidx += qc2;
curidx2 = 17 * qc3;
curidx2 += qc4;
v_codes = (p_codes[curidx] << count1) | sign1;
v_bits = p_bits[curidx] + count1;
put_bits(pb, v_bits, v_codes);
v_codes = (p_codes[curidx2] << count2) | sign2;
v_bits = p_bits[curidx2] + count2;
put_bits(pb, v_bits, v_codes);
if (out || energy) {
float e1,e2,e3,e4;
vec1 = &p_vectors[curidx*2 ];
vec2 = &p_vectors[curidx2*2];
e1 = copysignf(vec1[0] * IQ, in[i+0]);
e2 = copysignf(vec1[1] * IQ, in[i+1]);
e3 = copysignf(vec2[0] * IQ, in[i+2]);
e4 = copysignf(vec2[1] * IQ, in[i+3]);
if (out) {
out[i+0] = e1;
out[i+1] = e2;
out[i+2] = e3;
out[i+3] = e4;
}
if (energy)
qenergy += (e1*e1 + e2*e2) + (e3*e3 + e4*e4);
}
}
} else {
for (i = 0; i < size; i += 4) {
int curidx, curidx2, sign1, count1, sign2, count2;
int *in_int = (int *)&in[i];
uint8_t v_bits;
unsigned int v_codes;
int c1, c2, c3, c4;
int t0, t1, t2, t3, t4;
qc1 = scaled[i ] * Q34 + ROUNDING;
qc2 = scaled[i+1] * Q34 + ROUNDING;
qc3 = scaled[i+2] * Q34 + ROUNDING;
qc4 = scaled[i+3] * Q34 + ROUNDING;
__asm__ volatile (
".set push \n\t"
".set noreorder \n\t"
"ori %[t4], $zero, 16 \n\t"
"ori %[sign1], $zero, 0 \n\t"
"ori %[sign2], $zero, 0 \n\t"
"shll_s.w %[c1], %[qc1], 18 \n\t"
"shll_s.w %[c2], %[qc2], 18 \n\t"
"shll_s.w %[c3], %[qc3], 18 \n\t"
"shll_s.w %[c4], %[qc4], 18 \n\t"
"srl %[c1], %[c1], 18 \n\t"
"srl %[c2], %[c2], 18 \n\t"
"srl %[c3], %[c3], 18 \n\t"
"srl %[c4], %[c4], 18 \n\t"
"slt %[t0], %[t4], %[qc1] \n\t"
"slt %[t1], %[t4], %[qc2] \n\t"
"slt %[t2], %[t4], %[qc3] \n\t"
"slt %[t3], %[t4], %[qc4] \n\t"
"movn %[qc1], %[t4], %[t0] \n\t"
"movn %[qc2], %[t4], %[t1] \n\t"
"movn %[qc3], %[t4], %[t2] \n\t"
"movn %[qc4], %[t4], %[t3] \n\t"
"lw %[t0], 0(%[in_int]) \n\t"
"lw %[t1], 4(%[in_int]) \n\t"
"lw %[t2], 8(%[in_int]) \n\t"
"lw %[t3], 12(%[in_int]) \n\t"
"slt %[t0], %[t0], $zero \n\t"
"movn %[sign1], %[t0], %[qc1] \n\t"
"slt %[t2], %[t2], $zero \n\t"
"movn %[sign2], %[t2], %[qc3] \n\t"
"slt %[t1], %[t1], $zero \n\t"
"sll %[t0], %[sign1], 1 \n\t"
"or %[t0], %[t0], %[t1] \n\t"
"movn %[sign1], %[t0], %[qc2] \n\t"
"slt %[t3], %[t3], $zero \n\t"
"sll %[t0], %[sign2], 1 \n\t"
"or %[t0], %[t0], %[t3] \n\t"
"movn %[sign2], %[t0], %[qc4] \n\t"
"slt %[count1], $zero, %[qc1] \n\t"
"slt %[t1], $zero, %[qc2] \n\t"
"slt %[count2], $zero, %[qc3] \n\t"
"slt %[t2], $zero, %[qc4] \n\t"
"addu %[count1], %[count1], %[t1] \n\t"
"addu %[count2], %[count2], %[t2] \n\t"
".set pop \n\t"
: [qc1]"+r"(qc1), [qc2]"+r"(qc2),
[qc3]"+r"(qc3), [qc4]"+r"(qc4),
[sign1]"=&r"(sign1), [count1]"=&r"(count1),
[sign2]"=&r"(sign2), [count2]"=&r"(count2),
[c1]"=&r"(c1), [c2]"=&r"(c2),
[c3]"=&r"(c3), [c4]"=&r"(c4),
[t0]"=&r"(t0), [t1]"=&r"(t1), [t2]"=&r"(t2), [t3]"=&r"(t3),
[t4]"=&r"(t4)
: [in_int]"r"(in_int)
: "memory"
);
curidx = 17 * qc1;
curidx += qc2;
curidx2 = 17 * qc3;
curidx2 += qc4;
v_codes = (p_codes[curidx] << count1) | sign1;
v_bits = p_bits[curidx] + count1;
put_bits(pb, v_bits, v_codes);
if (p_vectors[curidx*2 ] == 64.0f) {
int len = av_log2(c1);
v_codes = (((1 << (len - 3)) - 2) << len) | (c1 & ((1 << len) - 1));
put_bits(pb, len * 2 - 3, v_codes);
}
if (p_vectors[curidx*2+1] == 64.0f) {
int len = av_log2(c2);
v_codes = (((1 << (len - 3)) - 2) << len) | (c2 & ((1 << len) - 1));
put_bits(pb, len*2-3, v_codes);
}
v_codes = (p_codes[curidx2] << count2) | sign2;
v_bits = p_bits[curidx2] + count2;
put_bits(pb, v_bits, v_codes);
if (p_vectors[curidx2*2 ] == 64.0f) {
int len = av_log2(c3);
v_codes = (((1 << (len - 3)) - 2) << len) | (c3 & ((1 << len) - 1));
put_bits(pb, len* 2 - 3, v_codes);
}
if (p_vectors[curidx2*2+1] == 64.0f) {
int len = av_log2(c4);
v_codes = (((1 << (len - 3)) - 2) << len) | (c4 & ((1 << len) - 1));
put_bits(pb, len * 2 - 3, v_codes);
}
if (out || energy) {
float e1, e2, e3, e4;
e1 = copysignf(c1 * cbrtf(c1) * IQ, in[i+0]);
e2 = copysignf(c2 * cbrtf(c2) * IQ, in[i+1]);
e3 = copysignf(c3 * cbrtf(c3) * IQ, in[i+2]);
e4 = copysignf(c4 * cbrtf(c4) * IQ, in[i+3]);
if (out) {
out[i+0] = e1;
out[i+1] = e2;
out[i+2] = e3;
out[i+3] = e4;
}
if (energy)
qenergy += (e1*e1 + e2*e2) + (e3*e3 + e4*e4);
}
}
}
if (energy)
*energy = qenergy;
}
static void quantize_and_encode_band_cost_NONE_mips(struct AACEncContext *s,
PutBitContext *pb, const float *in, float *out,
const float *scaled, int size, int scale_idx,
int cb, const float lambda, const float uplim,
int *bits, float *energy, const float ROUNDING) {
av_assert0(0);
}
static void quantize_and_encode_band_cost_ZERO_mips(struct AACEncContext *s,
PutBitContext *pb, const float *in, float *out,
const float *scaled, int size, int scale_idx,
int cb, const float lambda, const float uplim,
int *bits, float *energy, const float ROUNDING) {
int i;
if (bits)
*bits = 0;
if (out) {
for (i = 0; i < size; i += 4) {
out[i ] = 0.0f;
out[i+1] = 0.0f;
out[i+2] = 0.0f;
out[i+3] = 0.0f;
}
}
if (energy)
*energy = 0.0f;
}
static void (*const quantize_and_encode_band_cost_arr[])(struct AACEncContext *s,
PutBitContext *pb, const float *in, float *out,
const float *scaled, int size, int scale_idx,
int cb, const float lambda, const float uplim,
int *bits, float *energy, const float ROUNDING) = {
quantize_and_encode_band_cost_ZERO_mips,
quantize_and_encode_band_cost_SQUAD_mips,
quantize_and_encode_band_cost_SQUAD_mips,
quantize_and_encode_band_cost_UQUAD_mips,
quantize_and_encode_band_cost_UQUAD_mips,
quantize_and_encode_band_cost_SPAIR_mips,
quantize_and_encode_band_cost_SPAIR_mips,
quantize_and_encode_band_cost_UPAIR7_mips,
quantize_and_encode_band_cost_UPAIR7_mips,
quantize_and_encode_band_cost_UPAIR12_mips,
quantize_and_encode_band_cost_UPAIR12_mips,
quantize_and_encode_band_cost_ESC_mips,
quantize_and_encode_band_cost_NONE_mips, /* cb 12 doesn't exist */
quantize_and_encode_band_cost_ZERO_mips,
quantize_and_encode_band_cost_ZERO_mips,
quantize_and_encode_band_cost_ZERO_mips,
};
#define quantize_and_encode_band_cost( \
s, pb, in, out, scaled, size, scale_idx, cb, \
lambda, uplim, bits, energy, ROUNDING) \
quantize_and_encode_band_cost_arr[cb]( \
s, pb, in, out, scaled, size, scale_idx, cb, \
lambda, uplim, bits, energy, ROUNDING)
static void quantize_and_encode_band_mips(struct AACEncContext *s, PutBitContext *pb,
const float *in, float *out, int size, int scale_idx,
int cb, const float lambda, int rtz)
{
quantize_and_encode_band_cost(s, pb, in, out, NULL, size, scale_idx, cb, lambda,
INFINITY, NULL, NULL, (rtz) ? ROUND_TO_ZERO : ROUND_STANDARD);
}
/**
* Functions developed from template function and optimized for getting the number of bits
*/
static float get_band_numbits_ZERO_mips(struct AACEncContext *s,
PutBitContext *pb, const float *in,
const float *scaled, int size, int scale_idx,
int cb, const float lambda, const float uplim,
int *bits)
{
return 0;
}
static float get_band_numbits_NONE_mips(struct AACEncContext *s,
PutBitContext *pb, const float *in,
const float *scaled, int size, int scale_idx,
int cb, const float lambda, const float uplim,
int *bits)
{
av_assert0(0);
return 0;
}
static float get_band_numbits_SQUAD_mips(struct AACEncContext *s,
PutBitContext *pb, const float *in,
const float *scaled, int size, int scale_idx,
int cb, const float lambda, const float uplim,
int *bits)
{
const float Q34 = ff_aac_pow34sf_tab[POW_SF2_ZERO - scale_idx + SCALE_ONE_POS - SCALE_DIV_512];
int i;
int qc1, qc2, qc3, qc4;
int curbits = 0;
uint8_t *p_bits = (uint8_t *)ff_aac_spectral_bits[cb-1];
for (i = 0; i < size; i += 4) {
int curidx;
int *in_int = (int *)&in[i];
int t0, t1, t2, t3, t4, t5, t6, t7;
qc1 = scaled[i ] * Q34 + ROUND_STANDARD;
qc2 = scaled[i+1] * Q34 + ROUND_STANDARD;
qc3 = scaled[i+2] * Q34 + ROUND_STANDARD;
qc4 = scaled[i+3] * Q34 + ROUND_STANDARD;
__asm__ volatile (
".set push \n\t"
".set noreorder \n\t"
"slt %[qc1], $zero, %[qc1] \n\t"
"slt %[qc2], $zero, %[qc2] \n\t"
"slt %[qc3], $zero, %[qc3] \n\t"
"slt %[qc4], $zero, %[qc4] \n\t"
"lw %[t0], 0(%[in_int]) \n\t"
"lw %[t1], 4(%[in_int]) \n\t"
"lw %[t2], 8(%[in_int]) \n\t"
"lw %[t3], 12(%[in_int]) \n\t"
"srl %[t0], %[t0], 31 \n\t"
"srl %[t1], %[t1], 31 \n\t"
"srl %[t2], %[t2], 31 \n\t"
"srl %[t3], %[t3], 31 \n\t"
"subu %[t4], $zero, %[qc1] \n\t"
"subu %[t5], $zero, %[qc2] \n\t"
"subu %[t6], $zero, %[qc3] \n\t"
"subu %[t7], $zero, %[qc4] \n\t"
"movn %[qc1], %[t4], %[t0] \n\t"
"movn %[qc2], %[t5], %[t1] \n\t"
"movn %[qc3], %[t6], %[t2] \n\t"
"movn %[qc4], %[t7], %[t3] \n\t"
".set pop \n\t"
: [qc1]"+r"(qc1), [qc2]"+r"(qc2),
[qc3]"+r"(qc3), [qc4]"+r"(qc4),
[t0]"=&r"(t0), [t1]"=&r"(t1), [t2]"=&r"(t2), [t3]"=&r"(t3),
[t4]"=&r"(t4), [t5]"=&r"(t5), [t6]"=&r"(t6), [t7]"=&r"(t7)
: [in_int]"r"(in_int)
: "memory"
);
curidx = qc1;
curidx *= 3;
curidx += qc2;
curidx *= 3;
curidx += qc3;
curidx *= 3;
curidx += qc4;
curidx += 40;
curbits += p_bits[curidx];
}
return curbits;
}
static float get_band_numbits_UQUAD_mips(struct AACEncContext *s,
PutBitContext *pb, const float *in,
const float *scaled, int size, int scale_idx,
int cb, const float lambda, const float uplim,
int *bits)
{
const float Q34 = ff_aac_pow34sf_tab[POW_SF2_ZERO - scale_idx + SCALE_ONE_POS - SCALE_DIV_512];
int i;
int curbits = 0;
int qc1, qc2, qc3, qc4;
uint8_t *p_bits = (uint8_t *)ff_aac_spectral_bits[cb-1];
for (i = 0; i < size; i += 4) {
int curidx;
int t0, t1, t2, t3, t4;
qc1 = scaled[i ] * Q34 + ROUND_STANDARD;
qc2 = scaled[i+1] * Q34 + ROUND_STANDARD;
qc3 = scaled[i+2] * Q34 + ROUND_STANDARD;
qc4 = scaled[i+3] * Q34 + ROUND_STANDARD;
__asm__ volatile (
".set push \n\t"
".set noreorder \n\t"
"ori %[t4], $zero, 2 \n\t"
"slt %[t0], %[t4], %[qc1] \n\t"
"slt %[t1], %[t4], %[qc2] \n\t"
"slt %[t2], %[t4], %[qc3] \n\t"
"slt %[t3], %[t4], %[qc4] \n\t"
"movn %[qc1], %[t4], %[t0] \n\t"
"movn %[qc2], %[t4], %[t1] \n\t"
"movn %[qc3], %[t4], %[t2] \n\t"
"movn %[qc4], %[t4], %[t3] \n\t"
".set pop \n\t"
: [qc1]"+r"(qc1), [qc2]"+r"(qc2),
[qc3]"+r"(qc3), [qc4]"+r"(qc4),
[t0]"=&r"(t0), [t1]"=&r"(t1), [t2]"=&r"(t2), [t3]"=&r"(t3),
[t4]"=&r"(t4)
);
curidx = qc1;
curidx *= 3;
curidx += qc2;
curidx *= 3;
curidx += qc3;
curidx *= 3;
curidx += qc4;
curbits += p_bits[curidx];
curbits += uquad_sign_bits[curidx];
}
return curbits;
}
static float get_band_numbits_SPAIR_mips(struct AACEncContext *s,
PutBitContext *pb, const float *in,
const float *scaled, int size, int scale_idx,
int cb, const float lambda, const float uplim,
int *bits)
{
const float Q34 = ff_aac_pow34sf_tab[POW_SF2_ZERO - scale_idx + SCALE_ONE_POS - SCALE_DIV_512];
int i;
int qc1, qc2, qc3, qc4;
int curbits = 0;
uint8_t *p_bits = (uint8_t*)ff_aac_spectral_bits[cb-1];
for (i = 0; i < size; i += 4) {
int curidx, curidx2;
int *in_int = (int *)&in[i];
int t0, t1, t2, t3, t4, t5, t6, t7;
qc1 = scaled[i ] * Q34 + ROUND_STANDARD;
qc2 = scaled[i+1] * Q34 + ROUND_STANDARD;
qc3 = scaled[i+2] * Q34 + ROUND_STANDARD;
qc4 = scaled[i+3] * Q34 + ROUND_STANDARD;
__asm__ volatile (
".set push \n\t"
".set noreorder \n\t"
"ori %[t4], $zero, 4 \n\t"
"slt %[t0], %[t4], %[qc1] \n\t"
"slt %[t1], %[t4], %[qc2] \n\t"
"slt %[t2], %[t4], %[qc3] \n\t"
"slt %[t3], %[t4], %[qc4] \n\t"
"movn %[qc1], %[t4], %[t0] \n\t"
"movn %[qc2], %[t4], %[t1] \n\t"
"movn %[qc3], %[t4], %[t2] \n\t"
"movn %[qc4], %[t4], %[t3] \n\t"
"lw %[t0], 0(%[in_int]) \n\t"
"lw %[t1], 4(%[in_int]) \n\t"
"lw %[t2], 8(%[in_int]) \n\t"
"lw %[t3], 12(%[in_int]) \n\t"
"srl %[t0], %[t0], 31 \n\t"
"srl %[t1], %[t1], 31 \n\t"
"srl %[t2], %[t2], 31 \n\t"
"srl %[t3], %[t3], 31 \n\t"
"subu %[t4], $zero, %[qc1] \n\t"
"subu %[t5], $zero, %[qc2] \n\t"
"subu %[t6], $zero, %[qc3] \n\t"
"subu %[t7], $zero, %[qc4] \n\t"
"movn %[qc1], %[t4], %[t0] \n\t"
"movn %[qc2], %[t5], %[t1] \n\t"
"movn %[qc3], %[t6], %[t2] \n\t"
"movn %[qc4], %[t7], %[t3] \n\t"
".set pop \n\t"
: [qc1]"+r"(qc1), [qc2]"+r"(qc2),
[qc3]"+r"(qc3), [qc4]"+r"(qc4),
[t0]"=&r"(t0), [t1]"=&r"(t1), [t2]"=&r"(t2), [t3]"=&r"(t3),
[t4]"=&r"(t4), [t5]"=&r"(t5), [t6]"=&r"(t6), [t7]"=&r"(t7)
: [in_int]"r"(in_int)
: "memory"
);
curidx = 9 * qc1;
curidx += qc2 + 40;
curidx2 = 9 * qc3;
curidx2 += qc4 + 40;
curbits += p_bits[curidx] + p_bits[curidx2];
}
return curbits;
}
static float get_band_numbits_UPAIR7_mips(struct AACEncContext *s,
PutBitContext *pb, const float *in,
const float *scaled, int size, int scale_idx,
int cb, const float lambda, const float uplim,
int *bits)
{
const float Q34 = ff_aac_pow34sf_tab[POW_SF2_ZERO - scale_idx + SCALE_ONE_POS - SCALE_DIV_512];
int i;
int qc1, qc2, qc3, qc4;
int curbits = 0;
uint8_t *p_bits = (uint8_t *)ff_aac_spectral_bits[cb-1];
for (i = 0; i < size; i += 4) {
int curidx, curidx2;
int t0, t1, t2, t3, t4;
qc1 = scaled[i ] * Q34 + ROUND_STANDARD;
qc2 = scaled[i+1] * Q34 + ROUND_STANDARD;
qc3 = scaled[i+2] * Q34 + ROUND_STANDARD;
qc4 = scaled[i+3] * Q34 + ROUND_STANDARD;
__asm__ volatile (
".set push \n\t"
".set noreorder \n\t"
"ori %[t4], $zero, 7 \n\t"
"slt %[t0], %[t4], %[qc1] \n\t"
"slt %[t1], %[t4], %[qc2] \n\t"
"slt %[t2], %[t4], %[qc3] \n\t"
"slt %[t3], %[t4], %[qc4] \n\t"
"movn %[qc1], %[t4], %[t0] \n\t"
"movn %[qc2], %[t4], %[t1] \n\t"
"movn %[qc3], %[t4], %[t2] \n\t"
"movn %[qc4], %[t4], %[t3] \n\t"
".set pop \n\t"
: [qc1]"+r"(qc1), [qc2]"+r"(qc2),
[qc3]"+r"(qc3), [qc4]"+r"(qc4),
[t0]"=&r"(t0), [t1]"=&r"(t1), [t2]"=&r"(t2), [t3]"=&r"(t3),
[t4]"=&r"(t4)
);
curidx = 8 * qc1;
curidx += qc2;
curidx2 = 8 * qc3;
curidx2 += qc4;
curbits += p_bits[curidx] +
upair7_sign_bits[curidx] +
p_bits[curidx2] +
upair7_sign_bits[curidx2];
}
return curbits;
}
static float get_band_numbits_UPAIR12_mips(struct AACEncContext *s,
PutBitContext *pb, const float *in,
const float *scaled, int size, int scale_idx,
int cb, const float lambda, const float uplim,
int *bits)
{
const float Q34 = ff_aac_pow34sf_tab[POW_SF2_ZERO - scale_idx + SCALE_ONE_POS - SCALE_DIV_512];
int i;
int qc1, qc2, qc3, qc4;
int curbits = 0;
uint8_t *p_bits = (uint8_t *)ff_aac_spectral_bits[cb-1];
for (i = 0; i < size; i += 4) {
int curidx, curidx2;
int t0, t1, t2, t3, t4;
qc1 = scaled[i ] * Q34 + ROUND_STANDARD;
qc2 = scaled[i+1] * Q34 + ROUND_STANDARD;
qc3 = scaled[i+2] * Q34 + ROUND_STANDARD;
qc4 = scaled[i+3] * Q34 + ROUND_STANDARD;
__asm__ volatile (
".set push \n\t"
".set noreorder \n\t"
"ori %[t4], $zero, 12 \n\t"
"slt %[t0], %[t4], %[qc1] \n\t"
"slt %[t1], %[t4], %[qc2] \n\t"
"slt %[t2], %[t4], %[qc3] \n\t"
"slt %[t3], %[t4], %[qc4] \n\t"
"movn %[qc1], %[t4], %[t0] \n\t"
"movn %[qc2], %[t4], %[t1] \n\t"
"movn %[qc3], %[t4], %[t2] \n\t"
"movn %[qc4], %[t4], %[t3] \n\t"
".set pop \n\t"
: [qc1]"+r"(qc1), [qc2]"+r"(qc2),
[qc3]"+r"(qc3), [qc4]"+r"(qc4),
[t0]"=&r"(t0), [t1]"=&r"(t1), [t2]"=&r"(t2), [t3]"=&r"(t3),
[t4]"=&r"(t4)
);
curidx = 13 * qc1;
curidx += qc2;
curidx2 = 13 * qc3;
curidx2 += qc4;
curbits += p_bits[curidx] +
p_bits[curidx2] +
upair12_sign_bits[curidx] +
upair12_sign_bits[curidx2];
}
return curbits;
}
static float get_band_numbits_ESC_mips(struct AACEncContext *s,
PutBitContext *pb, const float *in,
const float *scaled, int size, int scale_idx,
int cb, const float lambda, const float uplim,
int *bits)
{
const float Q34 = ff_aac_pow34sf_tab[POW_SF2_ZERO - scale_idx + SCALE_ONE_POS - SCALE_DIV_512];
int i;
int qc1, qc2, qc3, qc4;
int curbits = 0;
uint8_t *p_bits = (uint8_t*)ff_aac_spectral_bits[cb-1];
for (i = 0; i < size; i += 4) {
int curidx, curidx2;
int cond0, cond1, cond2, cond3;
int c1, c2, c3, c4;
int t4, t5;
qc1 = scaled[i ] * Q34 + ROUND_STANDARD;
qc2 = scaled[i+1] * Q34 + ROUND_STANDARD;
qc3 = scaled[i+2] * Q34 + ROUND_STANDARD;
qc4 = scaled[i+3] * Q34 + ROUND_STANDARD;
__asm__ volatile (
".set push \n\t"
".set noreorder \n\t"
"ori %[t4], $zero, 15 \n\t"
"ori %[t5], $zero, 16 \n\t"
"shll_s.w %[c1], %[qc1], 18 \n\t"
"shll_s.w %[c2], %[qc2], 18 \n\t"
"shll_s.w %[c3], %[qc3], 18 \n\t"
"shll_s.w %[c4], %[qc4], 18 \n\t"
"srl %[c1], %[c1], 18 \n\t"
"srl %[c2], %[c2], 18 \n\t"
"srl %[c3], %[c3], 18 \n\t"
"srl %[c4], %[c4], 18 \n\t"
"slt %[cond0], %[t4], %[qc1] \n\t"
"slt %[cond1], %[t4], %[qc2] \n\t"
"slt %[cond2], %[t4], %[qc3] \n\t"
"slt %[cond3], %[t4], %[qc4] \n\t"
"movn %[qc1], %[t5], %[cond0] \n\t"
"movn %[qc2], %[t5], %[cond1] \n\t"
"movn %[qc3], %[t5], %[cond2] \n\t"
"movn %[qc4], %[t5], %[cond3] \n\t"
"ori %[t5], $zero, 31 \n\t"
"clz %[c1], %[c1] \n\t"
"clz %[c2], %[c2] \n\t"
"clz %[c3], %[c3] \n\t"
"clz %[c4], %[c4] \n\t"
"subu %[c1], %[t5], %[c1] \n\t"
"subu %[c2], %[t5], %[c2] \n\t"
"subu %[c3], %[t5], %[c3] \n\t"
"subu %[c4], %[t5], %[c4] \n\t"
"sll %[c1], %[c1], 1 \n\t"
"sll %[c2], %[c2], 1 \n\t"
"sll %[c3], %[c3], 1 \n\t"
"sll %[c4], %[c4], 1 \n\t"
"addiu %[c1], %[c1], -3 \n\t"
"addiu %[c2], %[c2], -3 \n\t"
"addiu %[c3], %[c3], -3 \n\t"
"addiu %[c4], %[c4], -3 \n\t"
"subu %[cond0], $zero, %[cond0] \n\t"
"subu %[cond1], $zero, %[cond1] \n\t"
"subu %[cond2], $zero, %[cond2] \n\t"
"subu %[cond3], $zero, %[cond3] \n\t"
"and %[c1], %[c1], %[cond0] \n\t"
"and %[c2], %[c2], %[cond1] \n\t"
"and %[c3], %[c3], %[cond2] \n\t"
"and %[c4], %[c4], %[cond3] \n\t"
".set pop \n\t"
: [qc1]"+r"(qc1), [qc2]"+r"(qc2),
[qc3]"+r"(qc3), [qc4]"+r"(qc4),
[cond0]"=&r"(cond0), [cond1]"=&r"(cond1),
[cond2]"=&r"(cond2), [cond3]"=&r"(cond3),
[c1]"=&r"(c1), [c2]"=&r"(c2),
[c3]"=&r"(c3), [c4]"=&r"(c4),
[t4]"=&r"(t4), [t5]"=&r"(t5)
);
curidx = 17 * qc1;
curidx += qc2;
curidx2 = 17 * qc3;
curidx2 += qc4;
curbits += p_bits[curidx];
curbits += esc_sign_bits[curidx];
curbits += p_bits[curidx2];
curbits += esc_sign_bits[curidx2];
curbits += c1;
curbits += c2;
curbits += c3;
curbits += c4;
}
return curbits;
}
static float (*const get_band_numbits_arr[])(struct AACEncContext *s,
PutBitContext *pb, const float *in,
const float *scaled, int size, int scale_idx,
int cb, const float lambda, const float uplim,
int *bits) = {
get_band_numbits_ZERO_mips,
get_band_numbits_SQUAD_mips,
get_band_numbits_SQUAD_mips,
get_band_numbits_UQUAD_mips,
get_band_numbits_UQUAD_mips,
get_band_numbits_SPAIR_mips,
get_band_numbits_SPAIR_mips,
get_band_numbits_UPAIR7_mips,
get_band_numbits_UPAIR7_mips,
get_band_numbits_UPAIR12_mips,
get_band_numbits_UPAIR12_mips,
get_band_numbits_ESC_mips,
get_band_numbits_NONE_mips, /* cb 12 doesn't exist */
get_band_numbits_ZERO_mips,
get_band_numbits_ZERO_mips,
get_band_numbits_ZERO_mips,
};
#define get_band_numbits( \
s, pb, in, scaled, size, scale_idx, cb, \
lambda, uplim, bits) \
get_band_numbits_arr[cb]( \
s, pb, in, scaled, size, scale_idx, cb, \
lambda, uplim, bits)
static float quantize_band_cost_bits(struct AACEncContext *s, const float *in,
const float *scaled, int size, int scale_idx,
int cb, const float lambda, const float uplim,
int *bits, float *energy, int rtz)
{
return get_band_numbits(s, NULL, in, scaled, size, scale_idx, cb, lambda, uplim, bits);
}
/**
* Functions developed from template function and optimized for getting the band cost
*/
#if HAVE_MIPSFPU
static float get_band_cost_ZERO_mips(struct AACEncContext *s,
PutBitContext *pb, const float *in,
const float *scaled, int size, int scale_idx,
int cb, const float lambda, const float uplim,
int *bits, float *energy)
{
int i;
float cost = 0;
for (i = 0; i < size; i += 4) {
cost += in[i ] * in[i ];
cost += in[i+1] * in[i+1];
cost += in[i+2] * in[i+2];
cost += in[i+3] * in[i+3];
}
if (bits)
*bits = 0;
if (energy)
*energy = 0.0f;
return cost * lambda;
}
static float get_band_cost_NONE_mips(struct AACEncContext *s,
PutBitContext *pb, const float *in,
const float *scaled, int size, int scale_idx,
int cb, const float lambda, const float uplim,
int *bits, float *energy)
{
av_assert0(0);
return 0;
}
static float get_band_cost_SQUAD_mips(struct AACEncContext *s,
PutBitContext *pb, const float *in,
const float *scaled, int size, int scale_idx,
int cb, const float lambda, const float uplim,
int *bits, float *energy)
{
const float Q34 = ff_aac_pow34sf_tab[POW_SF2_ZERO - scale_idx + SCALE_ONE_POS - SCALE_DIV_512];
const float IQ = ff_aac_pow2sf_tab [POW_SF2_ZERO + scale_idx - SCALE_ONE_POS + SCALE_DIV_512];
int i;
float cost = 0;
float qenergy = 0.0f;
int qc1, qc2, qc3, qc4;
int curbits = 0;
uint8_t *p_bits = (uint8_t *)ff_aac_spectral_bits[cb-1];
float *p_codes = (float *)ff_aac_codebook_vectors[cb-1];
for (i = 0; i < size; i += 4) {
const float *vec;
int curidx;
int *in_int = (int *)&in[i];
float *in_pos = (float *)&in[i];
float di0, di1, di2, di3;
int t0, t1, t2, t3, t4, t5, t6, t7;
qc1 = scaled[i ] * Q34 + ROUND_STANDARD;
qc2 = scaled[i+1] * Q34 + ROUND_STANDARD;
qc3 = scaled[i+2] * Q34 + ROUND_STANDARD;
qc4 = scaled[i+3] * Q34 + ROUND_STANDARD;
__asm__ volatile (
".set push \n\t"
".set noreorder \n\t"
"slt %[qc1], $zero, %[qc1] \n\t"
"slt %[qc2], $zero, %[qc2] \n\t"
"slt %[qc3], $zero, %[qc3] \n\t"
"slt %[qc4], $zero, %[qc4] \n\t"
"lw %[t0], 0(%[in_int]) \n\t"
"lw %[t1], 4(%[in_int]) \n\t"
"lw %[t2], 8(%[in_int]) \n\t"
"lw %[t3], 12(%[in_int]) \n\t"
"srl %[t0], %[t0], 31 \n\t"
"srl %[t1], %[t1], 31 \n\t"
"srl %[t2], %[t2], 31 \n\t"
"srl %[t3], %[t3], 31 \n\t"
"subu %[t4], $zero, %[qc1] \n\t"
"subu %[t5], $zero, %[qc2] \n\t"
"subu %[t6], $zero, %[qc3] \n\t"
"subu %[t7], $zero, %[qc4] \n\t"
"movn %[qc1], %[t4], %[t0] \n\t"
"movn %[qc2], %[t5], %[t1] \n\t"
"movn %[qc3], %[t6], %[t2] \n\t"
"movn %[qc4], %[t7], %[t3] \n\t"
".set pop \n\t"
: [qc1]"+r"(qc1), [qc2]"+r"(qc2),
[qc3]"+r"(qc3), [qc4]"+r"(qc4),
[t0]"=&r"(t0), [t1]"=&r"(t1), [t2]"=&r"(t2), [t3]"=&r"(t3),
[t4]"=&r"(t4), [t5]"=&r"(t5), [t6]"=&r"(t6), [t7]"=&r"(t7)
: [in_int]"r"(in_int)
: "memory"
);
curidx = qc1;
curidx *= 3;
curidx += qc2;
curidx *= 3;
curidx += qc3;
curidx *= 3;
curidx += qc4;
curidx += 40;
curbits += p_bits[curidx];
vec = &p_codes[curidx*4];
qenergy += vec[0]*vec[0] + vec[1]*vec[1]
+ vec[2]*vec[2] + vec[3]*vec[3];
__asm__ volatile (
".set push \n\t"
".set noreorder \n\t"
"lwc1 $f0, 0(%[in_pos]) \n\t"
"lwc1 $f1, 0(%[vec]) \n\t"
"lwc1 $f2, 4(%[in_pos]) \n\t"
"lwc1 $f3, 4(%[vec]) \n\t"
"lwc1 $f4, 8(%[in_pos]) \n\t"
"lwc1 $f5, 8(%[vec]) \n\t"
"lwc1 $f6, 12(%[in_pos]) \n\t"
"lwc1 $f7, 12(%[vec]) \n\t"
"nmsub.s %[di0], $f0, $f1, %[IQ] \n\t"
"nmsub.s %[di1], $f2, $f3, %[IQ] \n\t"
"nmsub.s %[di2], $f4, $f5, %[IQ] \n\t"
"nmsub.s %[di3], $f6, $f7, %[IQ] \n\t"
".set pop \n\t"
: [di0]"=&f"(di0), [di1]"=&f"(di1),
[di2]"=&f"(di2), [di3]"=&f"(di3)
: [in_pos]"r"(in_pos), [vec]"r"(vec),
[IQ]"f"(IQ)
: "$f0", "$f1", "$f2", "$f3",
"$f4", "$f5", "$f6", "$f7",
"memory"
);
cost += di0 * di0 + di1 * di1
+ di2 * di2 + di3 * di3;
}
if (bits)
*bits = curbits;
if (energy)
*energy = qenergy * (IQ*IQ);
return cost * lambda + curbits;
}
static float get_band_cost_UQUAD_mips(struct AACEncContext *s,
PutBitContext *pb, const float *in,
const float *scaled, int size, int scale_idx,
int cb, const float lambda, const float uplim,
int *bits, float *energy)
{
const float Q34 = ff_aac_pow34sf_tab[POW_SF2_ZERO - scale_idx + SCALE_ONE_POS - SCALE_DIV_512];
const float IQ = ff_aac_pow2sf_tab [POW_SF2_ZERO + scale_idx - SCALE_ONE_POS + SCALE_DIV_512];
int i;
float cost = 0;
float qenergy = 0.0f;
int curbits = 0;
int qc1, qc2, qc3, qc4;
uint8_t *p_bits = (uint8_t*)ff_aac_spectral_bits[cb-1];
float *p_codes = (float *)ff_aac_codebook_vectors[cb-1];
for (i = 0; i < size; i += 4) {
const float *vec;
int curidx;
float *in_pos = (float *)&in[i];
float di0, di1, di2, di3;
int t0, t1, t2, t3, t4;
qc1 = scaled[i ] * Q34 + ROUND_STANDARD;
qc2 = scaled[i+1] * Q34 + ROUND_STANDARD;
qc3 = scaled[i+2] * Q34 + ROUND_STANDARD;
qc4 = scaled[i+3] * Q34 + ROUND_STANDARD;
__asm__ volatile (
".set push \n\t"
".set noreorder \n\t"
"ori %[t4], $zero, 2 \n\t"
"slt %[t0], %[t4], %[qc1] \n\t"
"slt %[t1], %[t4], %[qc2] \n\t"
"slt %[t2], %[t4], %[qc3] \n\t"
"slt %[t3], %[t4], %[qc4] \n\t"
"movn %[qc1], %[t4], %[t0] \n\t"
"movn %[qc2], %[t4], %[t1] \n\t"
"movn %[qc3], %[t4], %[t2] \n\t"
"movn %[qc4], %[t4], %[t3] \n\t"
".set pop \n\t"
: [qc1]"+r"(qc1), [qc2]"+r"(qc2),
[qc3]"+r"(qc3), [qc4]"+r"(qc4),
[t0]"=&r"(t0), [t1]"=&r"(t1), [t2]"=&r"(t2), [t3]"=&r"(t3),
[t4]"=&r"(t4)
);
curidx = qc1;
curidx *= 3;
curidx += qc2;
curidx *= 3;
curidx += qc3;
curidx *= 3;
curidx += qc4;
curbits += p_bits[curidx];
curbits += uquad_sign_bits[curidx];
vec = &p_codes[curidx*4];
qenergy += vec[0]*vec[0] + vec[1]*vec[1]
+ vec[2]*vec[2] + vec[3]*vec[3];
__asm__ volatile (
".set push \n\t"
".set noreorder \n\t"
"lwc1 %[di0], 0(%[in_pos]) \n\t"
"lwc1 %[di1], 4(%[in_pos]) \n\t"
"lwc1 %[di2], 8(%[in_pos]) \n\t"
"lwc1 %[di3], 12(%[in_pos]) \n\t"
"abs.s %[di0], %[di0] \n\t"
"abs.s %[di1], %[di1] \n\t"
"abs.s %[di2], %[di2] \n\t"
"abs.s %[di3], %[di3] \n\t"
"lwc1 $f0, 0(%[vec]) \n\t"
"lwc1 $f1, 4(%[vec]) \n\t"
"lwc1 $f2, 8(%[vec]) \n\t"
"lwc1 $f3, 12(%[vec]) \n\t"
"nmsub.s %[di0], %[di0], $f0, %[IQ] \n\t"
"nmsub.s %[di1], %[di1], $f1, %[IQ] \n\t"
"nmsub.s %[di2], %[di2], $f2, %[IQ] \n\t"
"nmsub.s %[di3], %[di3], $f3, %[IQ] \n\t"
".set pop \n\t"
: [di0]"=&f"(di0), [di1]"=&f"(di1),
[di2]"=&f"(di2), [di3]"=&f"(di3)
: [in_pos]"r"(in_pos), [vec]"r"(vec),
[IQ]"f"(IQ)
: "$f0", "$f1", "$f2", "$f3",
"memory"
);
cost += di0 * di0 + di1 * di1
+ di2 * di2 + di3 * di3;
}
if (bits)
*bits = curbits;
if (energy)
*energy = qenergy * (IQ*IQ);
return cost * lambda + curbits;
}
static float get_band_cost_SPAIR_mips(struct AACEncContext *s,
PutBitContext *pb, const float *in,
const float *scaled, int size, int scale_idx,
int cb, const float lambda, const float uplim,
int *bits, float *energy)
{
const float Q34 = ff_aac_pow34sf_tab[POW_SF2_ZERO - scale_idx + SCALE_ONE_POS - SCALE_DIV_512];
const float IQ = ff_aac_pow2sf_tab [POW_SF2_ZERO + scale_idx - SCALE_ONE_POS + SCALE_DIV_512];
int i;
float cost = 0;
float qenergy = 0.0f;
int qc1, qc2, qc3, qc4;
int curbits = 0;
uint8_t *p_bits = (uint8_t *)ff_aac_spectral_bits[cb-1];
float *p_codes = (float *)ff_aac_codebook_vectors[cb-1];
for (i = 0; i < size; i += 4) {
const float *vec, *vec2;
int curidx, curidx2;
int *in_int = (int *)&in[i];
float *in_pos = (float *)&in[i];
float di0, di1, di2, di3;
int t0, t1, t2, t3, t4, t5, t6, t7;
qc1 = scaled[i ] * Q34 + ROUND_STANDARD;
qc2 = scaled[i+1] * Q34 + ROUND_STANDARD;
qc3 = scaled[i+2] * Q34 + ROUND_STANDARD;
qc4 = scaled[i+3] * Q34 + ROUND_STANDARD;
__asm__ volatile (
".set push \n\t"
".set noreorder \n\t"
"ori %[t4], $zero, 4 \n\t"
"slt %[t0], %[t4], %[qc1] \n\t"
"slt %[t1], %[t4], %[qc2] \n\t"
"slt %[t2], %[t4], %[qc3] \n\t"
"slt %[t3], %[t4], %[qc4] \n\t"
"movn %[qc1], %[t4], %[t0] \n\t"
"movn %[qc2], %[t4], %[t1] \n\t"
"movn %[qc3], %[t4], %[t2] \n\t"
"movn %[qc4], %[t4], %[t3] \n\t"
"lw %[t0], 0(%[in_int]) \n\t"
"lw %[t1], 4(%[in_int]) \n\t"
"lw %[t2], 8(%[in_int]) \n\t"
"lw %[t3], 12(%[in_int]) \n\t"
"srl %[t0], %[t0], 31 \n\t"
"srl %[t1], %[t1], 31 \n\t"
"srl %[t2], %[t2], 31 \n\t"
"srl %[t3], %[t3], 31 \n\t"
"subu %[t4], $zero, %[qc1] \n\t"
"subu %[t5], $zero, %[qc2] \n\t"
"subu %[t6], $zero, %[qc3] \n\t"
"subu %[t7], $zero, %[qc4] \n\t"
"movn %[qc1], %[t4], %[t0] \n\t"
"movn %[qc2], %[t5], %[t1] \n\t"
"movn %[qc3], %[t6], %[t2] \n\t"
"movn %[qc4], %[t7], %[t3] \n\t"
".set pop \n\t"
: [qc1]"+r"(qc1), [qc2]"+r"(qc2),
[qc3]"+r"(qc3), [qc4]"+r"(qc4),
[t0]"=&r"(t0), [t1]"=&r"(t1), [t2]"=&r"(t2), [t3]"=&r"(t3),
[t4]"=&r"(t4), [t5]"=&r"(t5), [t6]"=&r"(t6), [t7]"=&r"(t7)
: [in_int]"r"(in_int)
: "memory"
);
curidx = 9 * qc1;
curidx += qc2 + 40;
curidx2 = 9 * qc3;
curidx2 += qc4 + 40;
curbits += p_bits[curidx];
curbits += p_bits[curidx2];
vec = &p_codes[curidx*2];
vec2 = &p_codes[curidx2*2];
qenergy += vec[0]*vec[0] + vec[1]*vec[1]
+ vec2[0]*vec2[0] + vec2[1]*vec2[1];
__asm__ volatile (
".set push \n\t"
".set noreorder \n\t"
"lwc1 $f0, 0(%[in_pos]) \n\t"
"lwc1 $f1, 0(%[vec]) \n\t"
"lwc1 $f2, 4(%[in_pos]) \n\t"
"lwc1 $f3, 4(%[vec]) \n\t"
"lwc1 $f4, 8(%[in_pos]) \n\t"
"lwc1 $f5, 0(%[vec2]) \n\t"
"lwc1 $f6, 12(%[in_pos]) \n\t"
"lwc1 $f7, 4(%[vec2]) \n\t"
"nmsub.s %[di0], $f0, $f1, %[IQ] \n\t"
"nmsub.s %[di1], $f2, $f3, %[IQ] \n\t"
"nmsub.s %[di2], $f4, $f5, %[IQ] \n\t"
"nmsub.s %[di3], $f6, $f7, %[IQ] \n\t"
".set pop \n\t"
: [di0]"=&f"(di0), [di1]"=&f"(di1),
[di2]"=&f"(di2), [di3]"=&f"(di3)
: [in_pos]"r"(in_pos), [vec]"r"(vec),
[vec2]"r"(vec2), [IQ]"f"(IQ)
: "$f0", "$f1", "$f2", "$f3",
"$f4", "$f5", "$f6", "$f7",
"memory"
);
cost += di0 * di0 + di1 * di1
+ di2 * di2 + di3 * di3;
}
if (bits)
*bits = curbits;
if (energy)
*energy = qenergy * (IQ*IQ);
return cost * lambda + curbits;
}
static float get_band_cost_UPAIR7_mips(struct AACEncContext *s,
PutBitContext *pb, const float *in,
const float *scaled, int size, int scale_idx,
int cb, const float lambda, const float uplim,
int *bits, float *energy)
{
const float Q34 = ff_aac_pow34sf_tab[POW_SF2_ZERO - scale_idx + SCALE_ONE_POS - SCALE_DIV_512];
const float IQ = ff_aac_pow2sf_tab [POW_SF2_ZERO + scale_idx - SCALE_ONE_POS + SCALE_DIV_512];
int i;
float cost = 0;
float qenergy = 0.0f;
int qc1, qc2, qc3, qc4;
int curbits = 0;
uint8_t *p_bits = (uint8_t *)ff_aac_spectral_bits[cb-1];
float *p_codes = (float *)ff_aac_codebook_vectors[cb-1];
for (i = 0; i < size; i += 4) {
const float *vec, *vec2;
int curidx, curidx2, sign1, count1, sign2, count2;
int *in_int = (int *)&in[i];
float *in_pos = (float *)&in[i];
float di0, di1, di2, di3;
int t0, t1, t2, t3, t4;
qc1 = scaled[i ] * Q34 + ROUND_STANDARD;
qc2 = scaled[i+1] * Q34 + ROUND_STANDARD;
qc3 = scaled[i+2] * Q34 + ROUND_STANDARD;
qc4 = scaled[i+3] * Q34 + ROUND_STANDARD;
__asm__ volatile (
".set push \n\t"
".set noreorder \n\t"
"ori %[t4], $zero, 7 \n\t"
"ori %[sign1], $zero, 0 \n\t"
"ori %[sign2], $zero, 0 \n\t"
"slt %[t0], %[t4], %[qc1] \n\t"
"slt %[t1], %[t4], %[qc2] \n\t"
"slt %[t2], %[t4], %[qc3] \n\t"
"slt %[t3], %[t4], %[qc4] \n\t"
"movn %[qc1], %[t4], %[t0] \n\t"
"movn %[qc2], %[t4], %[t1] \n\t"
"movn %[qc3], %[t4], %[t2] \n\t"
"movn %[qc4], %[t4], %[t3] \n\t"
"lw %[t0], 0(%[in_int]) \n\t"
"lw %[t1], 4(%[in_int]) \n\t"
"lw %[t2], 8(%[in_int]) \n\t"
"lw %[t3], 12(%[in_int]) \n\t"
"slt %[t0], %[t0], $zero \n\t"
"movn %[sign1], %[t0], %[qc1] \n\t"
"slt %[t2], %[t2], $zero \n\t"
"movn %[sign2], %[t2], %[qc3] \n\t"
"slt %[t1], %[t1], $zero \n\t"
"sll %[t0], %[sign1], 1 \n\t"
"or %[t0], %[t0], %[t1] \n\t"
"movn %[sign1], %[t0], %[qc2] \n\t"
"slt %[t3], %[t3], $zero \n\t"
"sll %[t0], %[sign2], 1 \n\t"
"or %[t0], %[t0], %[t3] \n\t"
"movn %[sign2], %[t0], %[qc4] \n\t"
"slt %[count1], $zero, %[qc1] \n\t"
"slt %[t1], $zero, %[qc2] \n\t"
"slt %[count2], $zero, %[qc3] \n\t"
"slt %[t2], $zero, %[qc4] \n\t"
"addu %[count1], %[count1], %[t1] \n\t"
"addu %[count2], %[count2], %[t2] \n\t"
".set pop \n\t"
: [qc1]"+r"(qc1), [qc2]"+r"(qc2),
[qc3]"+r"(qc3), [qc4]"+r"(qc4),
[sign1]"=&r"(sign1), [count1]"=&r"(count1),
[sign2]"=&r"(sign2), [count2]"=&r"(count2),
[t0]"=&r"(t0), [t1]"=&r"(t1), [t2]"=&r"(t2), [t3]"=&r"(t3),
[t4]"=&r"(t4)
: [in_int]"r"(in_int)
: "memory"
);
curidx = 8 * qc1;
curidx += qc2;
curidx2 = 8 * qc3;
curidx2 += qc4;
curbits += p_bits[curidx];
curbits += upair7_sign_bits[curidx];
vec = &p_codes[curidx*2];
curbits += p_bits[curidx2];
curbits += upair7_sign_bits[curidx2];
vec2 = &p_codes[curidx2*2];
qenergy += vec[0]*vec[0] + vec[1]*vec[1]
+ vec2[0]*vec2[0] + vec2[1]*vec2[1];
__asm__ volatile (
".set push \n\t"
".set noreorder \n\t"
"lwc1 %[di0], 0(%[in_pos]) \n\t"
"lwc1 %[di1], 4(%[in_pos]) \n\t"
"lwc1 %[di2], 8(%[in_pos]) \n\t"
"lwc1 %[di3], 12(%[in_pos]) \n\t"
"abs.s %[di0], %[di0] \n\t"
"abs.s %[di1], %[di1] \n\t"
"abs.s %[di2], %[di2] \n\t"
"abs.s %[di3], %[di3] \n\t"
"lwc1 $f0, 0(%[vec]) \n\t"
"lwc1 $f1, 4(%[vec]) \n\t"
"lwc1 $f2, 0(%[vec2]) \n\t"
"lwc1 $f3, 4(%[vec2]) \n\t"
"nmsub.s %[di0], %[di0], $f0, %[IQ] \n\t"
"nmsub.s %[di1], %[di1], $f1, %[IQ] \n\t"
"nmsub.s %[di2], %[di2], $f2, %[IQ] \n\t"
"nmsub.s %[di3], %[di3], $f3, %[IQ] \n\t"
".set pop \n\t"
: [di0]"=&f"(di0), [di1]"=&f"(di1),
[di2]"=&f"(di2), [di3]"=&f"(di3)
: [in_pos]"r"(in_pos), [vec]"r"(vec),
[vec2]"r"(vec2), [IQ]"f"(IQ)
: "$f0", "$f1", "$f2", "$f3",
"memory"
);
cost += di0 * di0 + di1 * di1
+ di2 * di2 + di3 * di3;
}
if (bits)
*bits = curbits;
if (energy)
*energy = qenergy * (IQ*IQ);
return cost * lambda + curbits;
}
static float get_band_cost_UPAIR12_mips(struct AACEncContext *s,
PutBitContext *pb, const float *in,
const float *scaled, int size, int scale_idx,
int cb, const float lambda, const float uplim,
int *bits, float *energy)
{
const float Q34 = ff_aac_pow34sf_tab[POW_SF2_ZERO - scale_idx + SCALE_ONE_POS - SCALE_DIV_512];
const float IQ = ff_aac_pow2sf_tab [POW_SF2_ZERO + scale_idx - SCALE_ONE_POS + SCALE_DIV_512];
int i;
float cost = 0;
float qenergy = 0.0f;
int qc1, qc2, qc3, qc4;
int curbits = 0;
uint8_t *p_bits = (uint8_t *)ff_aac_spectral_bits[cb-1];
float *p_codes = (float *)ff_aac_codebook_vectors[cb-1];
for (i = 0; i < size; i += 4) {
const float *vec, *vec2;
int curidx, curidx2;
int sign1, count1, sign2, count2;
int *in_int = (int *)&in[i];
float *in_pos = (float *)&in[i];
float di0, di1, di2, di3;
int t0, t1, t2, t3, t4;
qc1 = scaled[i ] * Q34 + ROUND_STANDARD;
qc2 = scaled[i+1] * Q34 + ROUND_STANDARD;
qc3 = scaled[i+2] * Q34 + ROUND_STANDARD;
qc4 = scaled[i+3] * Q34 + ROUND_STANDARD;
__asm__ volatile (
".set push \n\t"
".set noreorder \n\t"
"ori %[t4], $zero, 12 \n\t"
"ori %[sign1], $zero, 0 \n\t"
"ori %[sign2], $zero, 0 \n\t"
"slt %[t0], %[t4], %[qc1] \n\t"
"slt %[t1], %[t4], %[qc2] \n\t"
"slt %[t2], %[t4], %[qc3] \n\t"
"slt %[t3], %[t4], %[qc4] \n\t"
"movn %[qc1], %[t4], %[t0] \n\t"
"movn %[qc2], %[t4], %[t1] \n\t"
"movn %[qc3], %[t4], %[t2] \n\t"
"movn %[qc4], %[t4], %[t3] \n\t"
"lw %[t0], 0(%[in_int]) \n\t"
"lw %[t1], 4(%[in_int]) \n\t"
"lw %[t2], 8(%[in_int]) \n\t"
"lw %[t3], 12(%[in_int]) \n\t"
"slt %[t0], %[t0], $zero \n\t"
"movn %[sign1], %[t0], %[qc1] \n\t"
"slt %[t2], %[t2], $zero \n\t"
"movn %[sign2], %[t2], %[qc3] \n\t"
"slt %[t1], %[t1], $zero \n\t"
"sll %[t0], %[sign1], 1 \n\t"
"or %[t0], %[t0], %[t1] \n\t"
"movn %[sign1], %[t0], %[qc2] \n\t"
"slt %[t3], %[t3], $zero \n\t"
"sll %[t0], %[sign2], 1 \n\t"
"or %[t0], %[t0], %[t3] \n\t"
"movn %[sign2], %[t0], %[qc4] \n\t"
"slt %[count1], $zero, %[qc1] \n\t"
"slt %[t1], $zero, %[qc2] \n\t"
"slt %[count2], $zero, %[qc3] \n\t"
"slt %[t2], $zero, %[qc4] \n\t"
"addu %[count1], %[count1], %[t1] \n\t"
"addu %[count2], %[count2], %[t2] \n\t"
".set pop \n\t"
: [qc1]"+r"(qc1), [qc2]"+r"(qc2),
[qc3]"+r"(qc3), [qc4]"+r"(qc4),
[sign1]"=&r"(sign1), [count1]"=&r"(count1),
[sign2]"=&r"(sign2), [count2]"=&r"(count2),
[t0]"=&r"(t0), [t1]"=&r"(t1), [t2]"=&r"(t2), [t3]"=&r"(t3),
[t4]"=&r"(t4)
: [in_int]"r"(in_int)
: "memory"
);
curidx = 13 * qc1;
curidx += qc2;
curidx2 = 13 * qc3;
curidx2 += qc4;
curbits += p_bits[curidx];
curbits += p_bits[curidx2];
curbits += upair12_sign_bits[curidx];
curbits += upair12_sign_bits[curidx2];
vec = &p_codes[curidx*2];
vec2 = &p_codes[curidx2*2];
qenergy += vec[0]*vec[0] + vec[1]*vec[1]
+ vec2[0]*vec2[0] + vec2[1]*vec2[1];
__asm__ volatile (
".set push \n\t"
".set noreorder \n\t"
"lwc1 %[di0], 0(%[in_pos]) \n\t"
"lwc1 %[di1], 4(%[in_pos]) \n\t"
"lwc1 %[di2], 8(%[in_pos]) \n\t"
"lwc1 %[di3], 12(%[in_pos]) \n\t"
"abs.s %[di0], %[di0] \n\t"
"abs.s %[di1], %[di1] \n\t"
"abs.s %[di2], %[di2] \n\t"
"abs.s %[di3], %[di3] \n\t"
"lwc1 $f0, 0(%[vec]) \n\t"
"lwc1 $f1, 4(%[vec]) \n\t"
"lwc1 $f2, 0(%[vec2]) \n\t"
"lwc1 $f3, 4(%[vec2]) \n\t"
"nmsub.s %[di0], %[di0], $f0, %[IQ] \n\t"
"nmsub.s %[di1], %[di1], $f1, %[IQ] \n\t"
"nmsub.s %[di2], %[di2], $f2, %[IQ] \n\t"
"nmsub.s %[di3], %[di3], $f3, %[IQ] \n\t"
".set pop \n\t"
: [di0]"=&f"(di0), [di1]"=&f"(di1),
[di2]"=&f"(di2), [di3]"=&f"(di3)
: [in_pos]"r"(in_pos), [vec]"r"(vec),
[vec2]"r"(vec2), [IQ]"f"(IQ)
: "$f0", "$f1", "$f2", "$f3",
"memory"
);
cost += di0 * di0 + di1 * di1
+ di2 * di2 + di3 * di3;
}
if (bits)
*bits = curbits;
if (energy)
*energy = qenergy * (IQ*IQ);
return cost * lambda + curbits;
}
static float get_band_cost_ESC_mips(struct AACEncContext *s,
PutBitContext *pb, const float *in,
const float *scaled, int size, int scale_idx,
int cb, const float lambda, const float uplim,
int *bits, float *energy)
{
const float Q34 = ff_aac_pow34sf_tab[POW_SF2_ZERO - scale_idx + SCALE_ONE_POS - SCALE_DIV_512];
const float IQ = ff_aac_pow2sf_tab [POW_SF2_ZERO + scale_idx - SCALE_ONE_POS + SCALE_DIV_512];
const float CLIPPED_ESCAPE = 165140.0f * IQ;
int i;
float cost = 0;
float qenergy = 0.0f;
int qc1, qc2, qc3, qc4;
int curbits = 0;
uint8_t *p_bits = (uint8_t*)ff_aac_spectral_bits[cb-1];
float *p_codes = (float* )ff_aac_codebook_vectors[cb-1];
for (i = 0; i < size; i += 4) {
const float *vec, *vec2;
int curidx, curidx2;
float t1, t2, t3, t4, V;
float di1, di2, di3, di4;
int cond0, cond1, cond2, cond3;
int c1, c2, c3, c4;
int t6, t7;
qc1 = scaled[i ] * Q34 + ROUND_STANDARD;
qc2 = scaled[i+1] * Q34 + ROUND_STANDARD;
qc3 = scaled[i+2] * Q34 + ROUND_STANDARD;
qc4 = scaled[i+3] * Q34 + ROUND_STANDARD;
__asm__ volatile (
".set push \n\t"
".set noreorder \n\t"
"ori %[t6], $zero, 15 \n\t"
"ori %[t7], $zero, 16 \n\t"
"shll_s.w %[c1], %[qc1], 18 \n\t"
"shll_s.w %[c2], %[qc2], 18 \n\t"
"shll_s.w %[c3], %[qc3], 18 \n\t"
"shll_s.w %[c4], %[qc4], 18 \n\t"
"srl %[c1], %[c1], 18 \n\t"
"srl %[c2], %[c2], 18 \n\t"
"srl %[c3], %[c3], 18 \n\t"
"srl %[c4], %[c4], 18 \n\t"
"slt %[cond0], %[t6], %[qc1] \n\t"
"slt %[cond1], %[t6], %[qc2] \n\t"
"slt %[cond2], %[t6], %[qc3] \n\t"
"slt %[cond3], %[t6], %[qc4] \n\t"
"movn %[qc1], %[t7], %[cond0] \n\t"
"movn %[qc2], %[t7], %[cond1] \n\t"
"movn %[qc3], %[t7], %[cond2] \n\t"
"movn %[qc4], %[t7], %[cond3] \n\t"
".set pop \n\t"
: [qc1]"+r"(qc1), [qc2]"+r"(qc2),
[qc3]"+r"(qc3), [qc4]"+r"(qc4),
[cond0]"=&r"(cond0), [cond1]"=&r"(cond1),
[cond2]"=&r"(cond2), [cond3]"=&r"(cond3),
[c1]"=&r"(c1), [c2]"=&r"(c2),
[c3]"=&r"(c3), [c4]"=&r"(c4),
[t6]"=&r"(t6), [t7]"=&r"(t7)
);
curidx = 17 * qc1;
curidx += qc2;
curidx2 = 17 * qc3;
curidx2 += qc4;
curbits += p_bits[curidx];
curbits += esc_sign_bits[curidx];
vec = &p_codes[curidx*2];
curbits += p_bits[curidx2];
curbits += esc_sign_bits[curidx2];
vec2 = &p_codes[curidx2*2];
curbits += (av_log2(c1) * 2 - 3) & (-cond0);
curbits += (av_log2(c2) * 2 - 3) & (-cond1);
curbits += (av_log2(c3) * 2 - 3) & (-cond2);
curbits += (av_log2(c4) * 2 - 3) & (-cond3);
t1 = fabsf(in[i ]);
t2 = fabsf(in[i+1]);
t3 = fabsf(in[i+2]);
t4 = fabsf(in[i+3]);
if (cond0) {
if (t1 >= CLIPPED_ESCAPE) {
di1 = t1 - CLIPPED_ESCAPE;
qenergy += CLIPPED_ESCAPE*CLIPPED_ESCAPE;
} else {
di1 = t1 - (V = c1 * cbrtf(c1) * IQ);
qenergy += V*V;
}
} else {
di1 = t1 - (V = vec[0] * IQ);
qenergy += V*V;
}
if (cond1) {
if (t2 >= CLIPPED_ESCAPE) {
di2 = t2 - CLIPPED_ESCAPE;
qenergy += CLIPPED_ESCAPE*CLIPPED_ESCAPE;
} else {
di2 = t2 - (V = c2 * cbrtf(c2) * IQ);
qenergy += V*V;
}
} else {
di2 = t2 - (V = vec[1] * IQ);
qenergy += V*V;
}
if (cond2) {
if (t3 >= CLIPPED_ESCAPE) {
di3 = t3 - CLIPPED_ESCAPE;
qenergy += CLIPPED_ESCAPE*CLIPPED_ESCAPE;
} else {
di3 = t3 - (V = c3 * cbrtf(c3) * IQ);
qenergy += V*V;
}
} else {
di3 = t3 - (V = vec2[0] * IQ);
qenergy += V*V;
}
if (cond3) {
if (t4 >= CLIPPED_ESCAPE) {
di4 = t4 - CLIPPED_ESCAPE;
qenergy += CLIPPED_ESCAPE*CLIPPED_ESCAPE;
} else {
di4 = t4 - (V = c4 * cbrtf(c4) * IQ);
qenergy += V*V;
}
} else {
di4 = t4 - (V = vec2[1]*IQ);
qenergy += V*V;
}
cost += di1 * di1 + di2 * di2
+ di3 * di3 + di4 * di4;
}
if (bits)
*bits = curbits;
return cost * lambda + curbits;
}
static float (*const get_band_cost_arr[])(struct AACEncContext *s,
PutBitContext *pb, const float *in,
const float *scaled, int size, int scale_idx,
int cb, const float lambda, const float uplim,
int *bits, float *energy) = {
get_band_cost_ZERO_mips,
get_band_cost_SQUAD_mips,
get_band_cost_SQUAD_mips,
get_band_cost_UQUAD_mips,
get_band_cost_UQUAD_mips,
get_band_cost_SPAIR_mips,
get_band_cost_SPAIR_mips,
get_band_cost_UPAIR7_mips,
get_band_cost_UPAIR7_mips,
get_band_cost_UPAIR12_mips,
get_band_cost_UPAIR12_mips,
get_band_cost_ESC_mips,
get_band_cost_NONE_mips, /* cb 12 doesn't exist */
get_band_cost_ZERO_mips,
get_band_cost_ZERO_mips,
get_band_cost_ZERO_mips,
};
#define get_band_cost( \
s, pb, in, scaled, size, scale_idx, cb, \
lambda, uplim, bits, energy) \
get_band_cost_arr[cb]( \
s, pb, in, scaled, size, scale_idx, cb, \
lambda, uplim, bits, energy)
static float quantize_band_cost(struct AACEncContext *s, const float *in,
const float *scaled, int size, int scale_idx,
int cb, const float lambda, const float uplim,
int *bits, float *energy, int rtz)
{
return get_band_cost(s, NULL, in, scaled, size, scale_idx, cb, lambda, uplim, bits, energy);
}
#include "libavcodec/aacenc_quantization_misc.h"
#include "libavcodec/aaccoder_twoloop.h"
static void search_for_ms_mips(AACEncContext *s, ChannelElement *cpe)
{
int start = 0, i, w, w2, g, sid_sf_boost, prev_mid, prev_side;
uint8_t nextband0[128], nextband1[128];
float M[128], S[128];
float *L34 = s->scoefs, *R34 = s->scoefs + 128, *M34 = s->scoefs + 128*2, *S34 = s->scoefs + 128*3;
const float lambda = s->lambda;
const float mslambda = FFMIN(1.0f, lambda / 120.f);
SingleChannelElement *sce0 = &cpe->ch[0];
SingleChannelElement *sce1 = &cpe->ch[1];
if (!cpe->common_window)
return;
/** Scout out next nonzero bands */
ff_init_nextband_map(sce0, nextband0);
ff_init_nextband_map(sce1, nextband1);
prev_mid = sce0->sf_idx[0];
prev_side = sce1->sf_idx[0];
for (w = 0; w < sce0->ics.num_windows; w += sce0->ics.group_len[w]) {
start = 0;
for (g = 0; g < sce0->ics.num_swb; g++) {
float bmax = bval2bmax(g * 17.0f / sce0->ics.num_swb) / 0.0045f;
if (!cpe->is_mask[w*16+g])
cpe->ms_mask[w*16+g] = 0;
if (!sce0->zeroes[w*16+g] && !sce1->zeroes[w*16+g] && !cpe->is_mask[w*16+g]) {
float Mmax = 0.0f, Smax = 0.0f;
/* Must compute mid/side SF and book for the whole window group */
for (w2 = 0; w2 < sce0->ics.group_len[w]; w2++) {
for (i = 0; i < sce0->ics.swb_sizes[g]; i++) {
M[i] = (sce0->coeffs[start+(w+w2)*128+i]
+ sce1->coeffs[start+(w+w2)*128+i]) * 0.5;
S[i] = M[i]
- sce1->coeffs[start+(w+w2)*128+i];
}
abs_pow34_v(M34, M, sce0->ics.swb_sizes[g]);
abs_pow34_v(S34, S, sce0->ics.swb_sizes[g]);
for (i = 0; i < sce0->ics.swb_sizes[g]; i++ ) {
Mmax = FFMAX(Mmax, M34[i]);
Smax = FFMAX(Smax, S34[i]);
}
}
for (sid_sf_boost = 0; sid_sf_boost < 4; sid_sf_boost++) {
float dist1 = 0.0f, dist2 = 0.0f;
int B0 = 0, B1 = 0;
int minidx;
int mididx, sididx;
int midcb, sidcb;
minidx = FFMIN(sce0->sf_idx[w*16+g], sce1->sf_idx[w*16+g]);
mididx = av_clip(minidx, 0, SCALE_MAX_POS - SCALE_DIV_512);
sididx = av_clip(minidx - sid_sf_boost * 3, 0, SCALE_MAX_POS - SCALE_DIV_512);
if (sce0->band_type[w*16+g] != NOISE_BT && sce1->band_type[w*16+g] != NOISE_BT
&& ( !ff_sfdelta_can_replace(sce0, nextband0, prev_mid, mididx, w*16+g)
|| !ff_sfdelta_can_replace(sce1, nextband1, prev_side, sididx, w*16+g))) {
/* scalefactor range violation, bad stuff, will decrease quality unacceptably */
continue;
}
midcb = find_min_book(Mmax, mididx);
sidcb = find_min_book(Smax, sididx);
/* No CB can be zero */
midcb = FFMAX(1,midcb);
sidcb = FFMAX(1,sidcb);
for (w2 = 0; w2 < sce0->ics.group_len[w]; w2++) {
FFPsyBand *band0 = &s->psy.ch[s->cur_channel+0].psy_bands[(w+w2)*16+g];
FFPsyBand *band1 = &s->psy.ch[s->cur_channel+1].psy_bands[(w+w2)*16+g];
float minthr = FFMIN(band0->threshold, band1->threshold);
int b1,b2,b3,b4;
for (i = 0; i < sce0->ics.swb_sizes[g]; i++) {
M[i] = (sce0->coeffs[start+(w+w2)*128+i]
+ sce1->coeffs[start+(w+w2)*128+i]) * 0.5;
S[i] = M[i]
- sce1->coeffs[start+(w+w2)*128+i];
}
abs_pow34_v(L34, sce0->coeffs+start+(w+w2)*128, sce0->ics.swb_sizes[g]);
abs_pow34_v(R34, sce1->coeffs+start+(w+w2)*128, sce0->ics.swb_sizes[g]);
abs_pow34_v(M34, M, sce0->ics.swb_sizes[g]);
abs_pow34_v(S34, S, sce0->ics.swb_sizes[g]);
dist1 += quantize_band_cost(s, &sce0->coeffs[start + (w+w2)*128],
L34,
sce0->ics.swb_sizes[g],
sce0->sf_idx[w*16+g],
sce0->band_type[w*16+g],
lambda / band0->threshold, INFINITY, &b1, NULL, 0);
dist1 += quantize_band_cost(s, &sce1->coeffs[start + (w+w2)*128],
R34,
sce1->ics.swb_sizes[g],
sce1->sf_idx[w*16+g],
sce1->band_type[w*16+g],
lambda / band1->threshold, INFINITY, &b2, NULL, 0);
dist2 += quantize_band_cost(s, M,
M34,
sce0->ics.swb_sizes[g],
mididx,
midcb,
lambda / minthr, INFINITY, &b3, NULL, 0);
dist2 += quantize_band_cost(s, S,
S34,
sce1->ics.swb_sizes[g],
sididx,
sidcb,
mslambda / (minthr * bmax), INFINITY, &b4, NULL, 0);
B0 += b1+b2;
B1 += b3+b4;
dist1 -= b1+b2;
dist2 -= b3+b4;
}
cpe->ms_mask[w*16+g] = dist2 <= dist1 && B1 < B0;
if (cpe->ms_mask[w*16+g]) {
if (sce0->band_type[w*16+g] != NOISE_BT && sce1->band_type[w*16+g] != NOISE_BT) {
sce0->sf_idx[w*16+g] = mididx;
sce1->sf_idx[w*16+g] = sididx;
sce0->band_type[w*16+g] = midcb;
sce1->band_type[w*16+g] = sidcb;
} else if ((sce0->band_type[w*16+g] != NOISE_BT) ^ (sce1->band_type[w*16+g] != NOISE_BT)) {
/* ms_mask unneeded, and it confuses some decoders */
cpe->ms_mask[w*16+g] = 0;
}
break;
} else if (B1 > B0) {
/* More boost won't fix this */
break;
}
}
}
if (!sce0->zeroes[w*16+g] && sce0->band_type[w*16+g] < RESERVED_BT)
prev_mid = sce0->sf_idx[w*16+g];
if (!sce1->zeroes[w*16+g] && !cpe->is_mask[w*16+g] && sce1->band_type[w*16+g] < RESERVED_BT)
prev_side = sce1->sf_idx[w*16+g];
start += sce0->ics.swb_sizes[g];
}
}
}
#endif /*HAVE_MIPSFPU */
#include "libavcodec/aaccoder_trellis.h"
#endif /* !HAVE_MIPS32R6 && !HAVE_MIPS64R6 */
#endif /* HAVE_INLINE_ASM */
void ff_aac_coder_init_mips(AACEncContext *c) {
#if HAVE_INLINE_ASM
#if !HAVE_MIPS32R6 && !HAVE_MIPS64R6
AACCoefficientsEncoder *e = c->coder;
int option = c->options.coder;
if (option == 2) {
e->quantize_and_encode_band = quantize_and_encode_band_mips;
e->encode_window_bands_info = codebook_trellis_rate;
#if HAVE_MIPSFPU
e->search_for_quantizers = search_for_quantizers_twoloop;
#endif /* HAVE_MIPSFPU */
}
#if HAVE_MIPSFPU
e->search_for_ms = search_for_ms_mips;
#endif /* HAVE_MIPSFPU */
#endif /* !HAVE_MIPS32R6 && !HAVE_MIPS64R6 */
#endif /* HAVE_INLINE_ASM */
}