2499 lines
101 KiB
C
2499 lines
101 KiB
C
/*
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* Copyright (c) 2012
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* MIPS Technologies, Inc., California.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the MIPS Technologies, Inc., nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE MIPS TECHNOLOGIES, INC. ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE MIPS TECHNOLOGIES, INC. BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* Author: Stanislav Ocovaj (socovaj@mips.com)
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* Szabolcs Pal (sabolc@mips.com)
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*
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* AAC coefficients encoder optimized for MIPS floating-point architecture
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/**
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* @file
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* Reference: libavcodec/aaccoder.c
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*/
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#include "libavutil/libm.h"
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#include <float.h>
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#include "libavutil/mathematics.h"
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#include "libavcodec/avcodec.h"
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#include "libavcodec/put_bits.h"
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#include "libavcodec/aac.h"
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#include "libavcodec/aacenc.h"
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#include "libavcodec/aactab.h"
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#if HAVE_INLINE_ASM
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typedef struct BandCodingPath {
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int prev_idx;
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float cost;
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int run;
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} BandCodingPath;
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static const uint8_t run_value_bits_long[64] = {
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5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
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5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 10,
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10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10,
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10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 15
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};
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static const uint8_t run_value_bits_short[16] = {
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3, 3, 3, 3, 3, 3, 3, 6, 6, 6, 6, 6, 6, 6, 6, 9
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};
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static const uint8_t *run_value_bits[2] = {
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run_value_bits_long, run_value_bits_short
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};
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static const uint8_t uquad_sign_bits[81] = {
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0, 1, 1, 1, 2, 2, 1, 2, 2,
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1, 2, 2, 2, 3, 3, 2, 3, 3,
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1, 2, 2, 2, 3, 3, 2, 3, 3,
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1, 2, 2, 2, 3, 3, 2, 3, 3,
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2, 3, 3, 3, 4, 4, 3, 4, 4,
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2, 3, 3, 3, 4, 4, 3, 4, 4,
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1, 2, 2, 2, 3, 3, 2, 3, 3,
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2, 3, 3, 3, 4, 4, 3, 4, 4,
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2, 3, 3, 3, 4, 4, 3, 4, 4
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};
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static const uint8_t upair7_sign_bits[64] = {
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0, 1, 1, 1, 1, 1, 1, 1,
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1, 2, 2, 2, 2, 2, 2, 2,
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1, 2, 2, 2, 2, 2, 2, 2,
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1, 2, 2, 2, 2, 2, 2, 2,
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1, 2, 2, 2, 2, 2, 2, 2,
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1, 2, 2, 2, 2, 2, 2, 2,
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1, 2, 2, 2, 2, 2, 2, 2,
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1, 2, 2, 2, 2, 2, 2, 2,
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};
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static const uint8_t upair12_sign_bits[169] = {
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0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
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1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2
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};
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static const uint8_t esc_sign_bits[289] = {
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0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
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1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2
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};
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static void abs_pow34_v(float *out, const float *in, const int size) {
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#ifndef USE_REALLY_FULL_SEARCH
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int i;
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float a, b, c, d;
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float ax, bx, cx, dx;
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for (i = 0; i < size; i += 4) {
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a = fabsf(in[i ]);
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b = fabsf(in[i+1]);
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c = fabsf(in[i+2]);
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d = fabsf(in[i+3]);
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ax = sqrtf(a);
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bx = sqrtf(b);
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cx = sqrtf(c);
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dx = sqrtf(d);
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a = a * ax;
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b = b * bx;
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c = c * cx;
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d = d * dx;
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out[i ] = sqrtf(a);
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out[i+1] = sqrtf(b);
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out[i+2] = sqrtf(c);
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out[i+3] = sqrtf(d);
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}
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#endif /* USE_REALLY_FULL_SEARCH */
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}
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static float find_max_val(int group_len, int swb_size, const float *scaled) {
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float maxval = 0.0f;
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int w2, i;
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for (w2 = 0; w2 < group_len; w2++) {
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for (i = 0; i < swb_size; i++) {
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maxval = FFMAX(maxval, scaled[w2*128+i]);
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}
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}
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return maxval;
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}
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static int find_min_book(float maxval, int sf) {
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float Q = ff_aac_pow2sf_tab[POW_SF2_ZERO - sf + SCALE_ONE_POS - SCALE_DIV_512];
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float Q34 = sqrtf(Q * sqrtf(Q));
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int qmaxval, cb;
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qmaxval = maxval * Q34 + 0.4054f;
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if (qmaxval == 0) cb = 0;
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else if (qmaxval == 1) cb = 1;
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else if (qmaxval == 2) cb = 3;
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else if (qmaxval <= 4) cb = 5;
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else if (qmaxval <= 7) cb = 7;
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else if (qmaxval <= 12) cb = 9;
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else cb = 11;
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return cb;
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}
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/**
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* Functions developed from template function and optimized for quantizing and encoding band
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*/
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static void quantize_and_encode_band_cost_SQUAD_mips(struct AACEncContext *s,
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PutBitContext *pb, const float *in,
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const float *scaled, int size, int scale_idx,
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int cb, const float lambda, const float uplim,
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int *bits)
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{
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const float Q34 = ff_aac_pow34sf_tab[POW_SF2_ZERO - scale_idx + SCALE_ONE_POS - SCALE_DIV_512];
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int i;
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int qc1, qc2, qc3, qc4;
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uint8_t *p_bits = (uint8_t *)ff_aac_spectral_bits[cb-1];
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uint16_t *p_codes = (uint16_t *)ff_aac_spectral_codes[cb-1];
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abs_pow34_v(s->scoefs, in, size);
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scaled = s->scoefs;
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for (i = 0; i < size; i += 4) {
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int curidx;
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int *in_int = (int *)&in[i];
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qc1 = scaled[i ] * Q34 + 0.4054f;
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qc2 = scaled[i+1] * Q34 + 0.4054f;
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qc3 = scaled[i+2] * Q34 + 0.4054f;
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qc4 = scaled[i+3] * Q34 + 0.4054f;
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__asm__ volatile (
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".set push \n\t"
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".set noreorder \n\t"
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"slt %[qc1], $zero, %[qc1] \n\t"
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"slt %[qc2], $zero, %[qc2] \n\t"
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"slt %[qc3], $zero, %[qc3] \n\t"
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"slt %[qc4], $zero, %[qc4] \n\t"
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"lw $t0, 0(%[in_int]) \n\t"
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"lw $t1, 4(%[in_int]) \n\t"
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"lw $t2, 8(%[in_int]) \n\t"
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"lw $t3, 12(%[in_int]) \n\t"
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"srl $t0, $t0, 31 \n\t"
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"srl $t1, $t1, 31 \n\t"
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"srl $t2, $t2, 31 \n\t"
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"srl $t3, $t3, 31 \n\t"
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"subu $t4, $zero, %[qc1] \n\t"
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"subu $t5, $zero, %[qc2] \n\t"
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"subu $t6, $zero, %[qc3] \n\t"
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"subu $t7, $zero, %[qc4] \n\t"
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"movn %[qc1], $t4, $t0 \n\t"
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"movn %[qc2], $t5, $t1 \n\t"
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"movn %[qc3], $t6, $t2 \n\t"
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"movn %[qc4], $t7, $t3 \n\t"
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".set pop \n\t"
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: [qc1]"+r"(qc1), [qc2]"+r"(qc2),
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[qc3]"+r"(qc3), [qc4]"+r"(qc4)
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: [in_int]"r"(in_int)
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: "t0", "t1", "t2", "t3",
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"t4", "t5", "t6", "t7",
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"memory"
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);
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curidx = qc1;
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curidx *= 3;
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curidx += qc2;
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curidx *= 3;
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curidx += qc3;
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curidx *= 3;
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curidx += qc4;
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curidx += 40;
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put_bits(pb, p_bits[curidx], p_codes[curidx]);
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}
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}
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static void quantize_and_encode_band_cost_UQUAD_mips(struct AACEncContext *s,
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PutBitContext *pb, const float *in,
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const float *scaled, int size, int scale_idx,
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int cb, const float lambda, const float uplim,
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int *bits)
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{
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const float Q34 = ff_aac_pow34sf_tab[POW_SF2_ZERO - scale_idx + SCALE_ONE_POS - SCALE_DIV_512];
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int i;
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int qc1, qc2, qc3, qc4;
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uint8_t *p_bits = (uint8_t *)ff_aac_spectral_bits[cb-1];
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uint16_t *p_codes = (uint16_t *)ff_aac_spectral_codes[cb-1];
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abs_pow34_v(s->scoefs, in, size);
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scaled = s->scoefs;
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for (i = 0; i < size; i += 4) {
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int curidx, sign, count;
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int *in_int = (int *)&in[i];
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uint8_t v_bits;
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unsigned int v_codes;
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qc1 = scaled[i ] * Q34 + 0.4054f;
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qc2 = scaled[i+1] * Q34 + 0.4054f;
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qc3 = scaled[i+2] * Q34 + 0.4054f;
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qc4 = scaled[i+3] * Q34 + 0.4054f;
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__asm__ volatile (
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".set push \n\t"
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".set noreorder \n\t"
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"ori $t4, $zero, 2 \n\t"
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"ori %[sign], $zero, 0 \n\t"
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"slt $t0, $t4, %[qc1] \n\t"
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"slt $t1, $t4, %[qc2] \n\t"
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"slt $t2, $t4, %[qc3] \n\t"
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"slt $t3, $t4, %[qc4] \n\t"
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"movn %[qc1], $t4, $t0 \n\t"
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"movn %[qc2], $t4, $t1 \n\t"
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"movn %[qc3], $t4, $t2 \n\t"
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"movn %[qc4], $t4, $t3 \n\t"
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"lw $t0, 0(%[in_int]) \n\t"
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"lw $t1, 4(%[in_int]) \n\t"
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"lw $t2, 8(%[in_int]) \n\t"
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"lw $t3, 12(%[in_int]) \n\t"
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"slt $t0, $t0, $zero \n\t"
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"movn %[sign], $t0, %[qc1] \n\t"
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"slt $t1, $t1, $zero \n\t"
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"slt $t2, $t2, $zero \n\t"
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"slt $t3, $t3, $zero \n\t"
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"sll $t0, %[sign], 1 \n\t"
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"or $t0, $t0, $t1 \n\t"
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"movn %[sign], $t0, %[qc2] \n\t"
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"slt $t4, $zero, %[qc1] \n\t"
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"slt $t1, $zero, %[qc2] \n\t"
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"slt %[count], $zero, %[qc3] \n\t"
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"sll $t0, %[sign], 1 \n\t"
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"or $t0, $t0, $t2 \n\t"
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"movn %[sign], $t0, %[qc3] \n\t"
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"slt $t2, $zero, %[qc4] \n\t"
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"addu %[count], %[count], $t4 \n\t"
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"addu %[count], %[count], $t1 \n\t"
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"sll $t0, %[sign], 1 \n\t"
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"or $t0, $t0, $t3 \n\t"
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"movn %[sign], $t0, %[qc4] \n\t"
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"addu %[count], %[count], $t2 \n\t"
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".set pop \n\t"
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: [qc1]"+r"(qc1), [qc2]"+r"(qc2),
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[qc3]"+r"(qc3), [qc4]"+r"(qc4),
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[sign]"=&r"(sign), [count]"=&r"(count)
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: [in_int]"r"(in_int)
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: "t0", "t1", "t2", "t3", "t4",
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"memory"
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);
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curidx = qc1;
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curidx *= 3;
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curidx += qc2;
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curidx *= 3;
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curidx += qc3;
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curidx *= 3;
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curidx += qc4;
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v_codes = (p_codes[curidx] << count) | (sign & ((1 << count) - 1));
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v_bits = p_bits[curidx] + count;
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put_bits(pb, v_bits, v_codes);
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}
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}
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static void quantize_and_encode_band_cost_SPAIR_mips(struct AACEncContext *s,
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PutBitContext *pb, const float *in,
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const float *scaled, int size, int scale_idx,
|
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int cb, const float lambda, const float uplim,
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int *bits)
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{
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const float Q34 = ff_aac_pow34sf_tab[POW_SF2_ZERO - scale_idx + SCALE_ONE_POS - SCALE_DIV_512];
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int i;
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int qc1, qc2, qc3, qc4;
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uint8_t *p_bits = (uint8_t *)ff_aac_spectral_bits[cb-1];
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uint16_t *p_codes = (uint16_t *)ff_aac_spectral_codes[cb-1];
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abs_pow34_v(s->scoefs, in, size);
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scaled = s->scoefs;
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for (i = 0; i < size; i += 4) {
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int curidx, curidx2;
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int *in_int = (int *)&in[i];
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uint8_t v_bits;
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unsigned int v_codes;
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qc1 = scaled[i ] * Q34 + 0.4054f;
|
|
qc2 = scaled[i+1] * Q34 + 0.4054f;
|
|
qc3 = scaled[i+2] * Q34 + 0.4054f;
|
|
qc4 = scaled[i+3] * Q34 + 0.4054f;
|
|
|
|
__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)
|
|
: [in_int]"r"(in_int)
|
|
: "t0", "t1", "t2", "t3",
|
|
"t4", "t5", "t6", "t7",
|
|
"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);
|
|
}
|
|
}
|
|
|
|
static void quantize_and_encode_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)
|
|
{
|
|
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;
|
|
|
|
uint8_t *p_bits = (uint8_t*) ff_aac_spectral_bits[cb-1];
|
|
uint16_t *p_codes = (uint16_t*)ff_aac_spectral_codes[cb-1];
|
|
|
|
abs_pow34_v(s->scoefs, in, size);
|
|
scaled = s->scoefs;
|
|
for (i = 0; i < size; i += 4) {
|
|
int curidx, sign1, count1, sign2, count2;
|
|
int *in_int = (int *)&in[i];
|
|
uint8_t v_bits;
|
|
unsigned int v_codes;
|
|
|
|
qc1 = scaled[i ] * Q34 + 0.4054f;
|
|
qc2 = scaled[i+1] * Q34 + 0.4054f;
|
|
qc3 = scaled[i+2] * Q34 + 0.4054f;
|
|
qc4 = scaled[i+3] * Q34 + 0.4054f;
|
|
|
|
__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)
|
|
: [in_int]"r"(in_int)
|
|
: "t0", "t1", "t2", "t3", "t4",
|
|
"memory"
|
|
);
|
|
|
|
curidx = 8 * qc1;
|
|
curidx += qc2;
|
|
|
|
v_codes = (p_codes[curidx] << count1) | sign1;
|
|
v_bits = p_bits[curidx] + count1;
|
|
put_bits(pb, v_bits, v_codes);
|
|
|
|
curidx = 8 * qc3;
|
|
curidx += qc4;
|
|
|
|
v_codes = (p_codes[curidx] << count2) | sign2;
|
|
v_bits = p_bits[curidx] + count2;
|
|
put_bits(pb, v_bits, v_codes);
|
|
}
|
|
}
|
|
|
|
static void quantize_and_encode_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)
|
|
{
|
|
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;
|
|
|
|
uint8_t *p_bits = (uint8_t*) ff_aac_spectral_bits[cb-1];
|
|
uint16_t *p_codes = (uint16_t*)ff_aac_spectral_codes[cb-1];
|
|
|
|
abs_pow34_v(s->scoefs, in, size);
|
|
scaled = s->scoefs;
|
|
for (i = 0; i < size; i += 4) {
|
|
int curidx, sign1, count1, sign2, count2;
|
|
int *in_int = (int *)&in[i];
|
|
uint8_t v_bits;
|
|
unsigned int v_codes;
|
|
|
|
qc1 = scaled[i ] * Q34 + 0.4054f;
|
|
qc2 = scaled[i+1] * Q34 + 0.4054f;
|
|
qc3 = scaled[i+2] * Q34 + 0.4054f;
|
|
qc4 = scaled[i+3] * Q34 + 0.4054f;
|
|
|
|
__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)
|
|
: [in_int]"r"(in_int)
|
|
: "t0", "t1", "t2", "t3", "t4",
|
|
"memory"
|
|
);
|
|
|
|
curidx = 13 * qc1;
|
|
curidx += qc2;
|
|
|
|
v_codes = (p_codes[curidx] << count1) | sign1;
|
|
v_bits = p_bits[curidx] + count1;
|
|
put_bits(pb, v_bits, v_codes);
|
|
|
|
curidx = 13 * qc3;
|
|
curidx += qc4;
|
|
|
|
v_codes = (p_codes[curidx] << count2) | sign2;
|
|
v_bits = p_bits[curidx] + count2;
|
|
put_bits(pb, v_bits, v_codes);
|
|
}
|
|
}
|
|
|
|
static void quantize_and_encode_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)
|
|
{
|
|
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;
|
|
|
|
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;
|
|
|
|
qc1 = scaled[i ] * Q34 + 0.4054f;
|
|
qc2 = scaled[i+1] * Q34 + 0.4054f;
|
|
qc3 = scaled[i+2] * Q34 + 0.4054f;
|
|
qc4 = scaled[i+3] * Q34 + 0.4054f;
|
|
|
|
__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)
|
|
: [in_int]"r"(in_int)
|
|
: "t0", "t1", "t2", "t3", "t4",
|
|
"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);
|
|
}
|
|
} 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;
|
|
|
|
qc1 = scaled[i ] * Q34 + 0.4054f;
|
|
qc2 = scaled[i+1] * Q34 + 0.4054f;
|
|
qc3 = scaled[i+2] * Q34 + 0.4054f;
|
|
qc4 = scaled[i+3] * Q34 + 0.4054f;
|
|
|
|
__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)
|
|
: [in_int]"r"(in_int)
|
|
: "t0", "t1", "t2", "t3", "t4",
|
|
"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);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
static void (*const quantize_and_encode_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) = {
|
|
NULL,
|
|
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,
|
|
};
|
|
|
|
#define quantize_and_encode_band_cost( \
|
|
s, pb, in, scaled, size, scale_idx, cb, \
|
|
lambda, uplim, bits) \
|
|
quantize_and_encode_band_cost_arr[cb]( \
|
|
s, pb, in, scaled, size, scale_idx, cb, \
|
|
lambda, uplim, bits)
|
|
|
|
static void quantize_and_encode_band_mips(struct AACEncContext *s, PutBitContext *pb,
|
|
const float *in, int size, int scale_idx,
|
|
int cb, const float lambda)
|
|
{
|
|
quantize_and_encode_band_cost(s, pb, in, NULL, size, scale_idx, cb, lambda,
|
|
INFINITY, NULL);
|
|
}
|
|
|
|
/**
|
|
* 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_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];
|
|
|
|
qc1 = scaled[i ] * Q34 + 0.4054f;
|
|
qc2 = scaled[i+1] * Q34 + 0.4054f;
|
|
qc3 = scaled[i+2] * Q34 + 0.4054f;
|
|
qc4 = scaled[i+3] * Q34 + 0.4054f;
|
|
|
|
__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)
|
|
: [in_int]"r"(in_int)
|
|
: "t0", "t1", "t2", "t3",
|
|
"t4", "t5", "t6", "t7",
|
|
"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;
|
|
|
|
qc1 = scaled[i ] * Q34 + 0.4054f;
|
|
qc2 = scaled[i+1] * Q34 + 0.4054f;
|
|
qc3 = scaled[i+2] * Q34 + 0.4054f;
|
|
qc4 = scaled[i+3] * Q34 + 0.4054f;
|
|
|
|
__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", "t1", "t2", "t3", "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];
|
|
|
|
qc1 = scaled[i ] * Q34 + 0.4054f;
|
|
qc2 = scaled[i+1] * Q34 + 0.4054f;
|
|
qc3 = scaled[i+2] * Q34 + 0.4054f;
|
|
qc4 = scaled[i+3] * Q34 + 0.4054f;
|
|
|
|
__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)
|
|
: [in_int]"r"(in_int)
|
|
: "t0", "t1", "t2", "t3",
|
|
"t4", "t5", "t6", "t7",
|
|
"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;
|
|
|
|
qc1 = scaled[i ] * Q34 + 0.4054f;
|
|
qc2 = scaled[i+1] * Q34 + 0.4054f;
|
|
qc3 = scaled[i+2] * Q34 + 0.4054f;
|
|
qc4 = scaled[i+3] * Q34 + 0.4054f;
|
|
|
|
__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", "t1", "t2", "t3", "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;
|
|
|
|
qc1 = scaled[i ] * Q34 + 0.4054f;
|
|
qc2 = scaled[i+1] * Q34 + 0.4054f;
|
|
qc3 = scaled[i+2] * Q34 + 0.4054f;
|
|
qc4 = scaled[i+3] * Q34 + 0.4054f;
|
|
|
|
__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", "t1", "t2", "t3", "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;
|
|
|
|
qc1 = scaled[i ] * Q34 + 0.4054f;
|
|
qc2 = scaled[i+1] * Q34 + 0.4054f;
|
|
qc3 = scaled[i+2] * Q34 + 0.4054f;
|
|
qc4 = scaled[i+3] * Q34 + 0.4054f;
|
|
|
|
__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", "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,
|
|
};
|
|
|
|
#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)
|
|
{
|
|
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)
|
|
{
|
|
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;
|
|
return cost * lambda;
|
|
}
|
|
|
|
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)
|
|
{
|
|
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;
|
|
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;
|
|
|
|
qc1 = scaled[i ] * Q34 + 0.4054f;
|
|
qc2 = scaled[i+1] * Q34 + 0.4054f;
|
|
qc3 = scaled[i+2] * Q34 + 0.4054f;
|
|
qc4 = scaled[i+3] * Q34 + 0.4054f;
|
|
|
|
__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)
|
|
: [in_int]"r"(in_int)
|
|
: "t0", "t1", "t2", "t3",
|
|
"t4", "t5", "t6", "t7",
|
|
"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];
|
|
|
|
__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;
|
|
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)
|
|
{
|
|
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;
|
|
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;
|
|
|
|
qc1 = scaled[i ] * Q34 + 0.4054f;
|
|
qc2 = scaled[i+1] * Q34 + 0.4054f;
|
|
qc3 = scaled[i+2] * Q34 + 0.4054f;
|
|
qc4 = scaled[i+3] * Q34 + 0.4054f;
|
|
|
|
__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", "t1", "t2", "t3", "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];
|
|
|
|
__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;
|
|
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)
|
|
{
|
|
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;
|
|
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;
|
|
|
|
qc1 = scaled[i ] * Q34 + 0.4054f;
|
|
qc2 = scaled[i+1] * Q34 + 0.4054f;
|
|
qc3 = scaled[i+2] * Q34 + 0.4054f;
|
|
qc4 = scaled[i+3] * Q34 + 0.4054f;
|
|
|
|
__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)
|
|
: [in_int]"r"(in_int)
|
|
: "t0", "t1", "t2", "t3",
|
|
"t4", "t5", "t6", "t7",
|
|
"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];
|
|
|
|
__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;
|
|
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)
|
|
{
|
|
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;
|
|
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;
|
|
|
|
qc1 = scaled[i ] * Q34 + 0.4054f;
|
|
qc2 = scaled[i+1] * Q34 + 0.4054f;
|
|
qc3 = scaled[i+2] * Q34 + 0.4054f;
|
|
qc4 = scaled[i+3] * Q34 + 0.4054f;
|
|
|
|
__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)
|
|
: [in_int]"r"(in_int)
|
|
: "t0", "t1", "t2", "t3", "t4",
|
|
"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];
|
|
|
|
__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;
|
|
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)
|
|
{
|
|
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;
|
|
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;
|
|
|
|
qc1 = scaled[i ] * Q34 + 0.4054f;
|
|
qc2 = scaled[i+1] * Q34 + 0.4054f;
|
|
qc3 = scaled[i+2] * Q34 + 0.4054f;
|
|
qc4 = scaled[i+3] * Q34 + 0.4054f;
|
|
|
|
__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)
|
|
: [in_int]"r"(in_int)
|
|
: "t0", "t1", "t2", "t3", "t4",
|
|
"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];
|
|
|
|
__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;
|
|
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)
|
|
{
|
|
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;
|
|
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;
|
|
float di1, di2, di3, di4;
|
|
int cond0, cond1, cond2, cond3;
|
|
int c1, c2, c3, c4;
|
|
|
|
qc1 = scaled[i ] * Q34 + 0.4054f;
|
|
qc2 = scaled[i+1] * Q34 + 0.4054f;
|
|
qc3 = scaled[i+2] * Q34 + 0.4054f;
|
|
qc4 = scaled[i+3] * Q34 + 0.4054f;
|
|
|
|
__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"
|
|
|
|
".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", "t5"
|
|
);
|
|
|
|
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;
|
|
} else {
|
|
di1 = t1 - c1 * cbrtf(c1) * IQ;
|
|
}
|
|
} else
|
|
di1 = t1 - vec[0] * IQ;
|
|
|
|
if (cond1) {
|
|
if (t2 >= CLIPPED_ESCAPE) {
|
|
di2 = t2 - CLIPPED_ESCAPE;
|
|
} else {
|
|
di2 = t2 - c2 * cbrtf(c2) * IQ;
|
|
}
|
|
} else
|
|
di2 = t2 - vec[1] * IQ;
|
|
|
|
if (cond2) {
|
|
if (t3 >= CLIPPED_ESCAPE) {
|
|
di3 = t3 - CLIPPED_ESCAPE;
|
|
} else {
|
|
di3 = t3 - c3 * cbrtf(c3) * IQ;
|
|
}
|
|
} else
|
|
di3 = t3 - vec2[0] * IQ;
|
|
|
|
if (cond3) {
|
|
if (t4 >= CLIPPED_ESCAPE) {
|
|
di4 = t4 - CLIPPED_ESCAPE;
|
|
} else {
|
|
di4 = t4 - c4 * cbrtf(c4) * IQ;
|
|
}
|
|
} else
|
|
di4 = t4 - vec2[1]*IQ;
|
|
|
|
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) = {
|
|
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,
|
|
};
|
|
|
|
#define get_band_cost( \
|
|
s, pb, in, scaled, size, scale_idx, cb, \
|
|
lambda, uplim, bits) \
|
|
get_band_cost_arr[cb]( \
|
|
s, pb, in, scaled, size, scale_idx, cb, \
|
|
lambda, uplim, bits)
|
|
|
|
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)
|
|
{
|
|
return get_band_cost(s, NULL, in, scaled, size, scale_idx, cb, lambda, uplim, bits);
|
|
}
|
|
|
|
static void search_for_quantizers_twoloop_mips(AVCodecContext *avctx,
|
|
AACEncContext *s,
|
|
SingleChannelElement *sce,
|
|
const float lambda)
|
|
{
|
|
int start = 0, i, w, w2, g;
|
|
int destbits = avctx->bit_rate * 1024.0 / avctx->sample_rate / avctx->channels;
|
|
float dists[128] = { 0 }, uplims[128];
|
|
float maxvals[128];
|
|
int fflag, minscaler;
|
|
int its = 0;
|
|
int allz = 0;
|
|
float minthr = INFINITY;
|
|
|
|
destbits = FFMIN(destbits, 5800);
|
|
for (w = 0; w < sce->ics.num_windows; w += sce->ics.group_len[w]) {
|
|
for (g = 0; g < sce->ics.num_swb; g++) {
|
|
int nz = 0;
|
|
float uplim = 0.0f;
|
|
for (w2 = 0; w2 < sce->ics.group_len[w]; w2++) {
|
|
FFPsyBand *band = &s->psy.ch[s->cur_channel].psy_bands[(w+w2)*16+g];
|
|
uplim += band->threshold;
|
|
if (band->energy <= band->threshold || band->threshold == 0.0f) {
|
|
sce->zeroes[(w+w2)*16+g] = 1;
|
|
continue;
|
|
}
|
|
nz = 1;
|
|
}
|
|
uplims[w*16+g] = uplim *512;
|
|
sce->zeroes[w*16+g] = !nz;
|
|
if (nz)
|
|
minthr = FFMIN(minthr, uplim);
|
|
allz |= nz;
|
|
}
|
|
}
|
|
for (w = 0; w < sce->ics.num_windows; w += sce->ics.group_len[w]) {
|
|
for (g = 0; g < sce->ics.num_swb; g++) {
|
|
if (sce->zeroes[w*16+g]) {
|
|
sce->sf_idx[w*16+g] = SCALE_ONE_POS;
|
|
continue;
|
|
}
|
|
sce->sf_idx[w*16+g] = SCALE_ONE_POS + FFMIN(log2f(uplims[w*16+g]/minthr)*4,59);
|
|
}
|
|
}
|
|
|
|
if (!allz)
|
|
return;
|
|
abs_pow34_v(s->scoefs, sce->coeffs, 1024);
|
|
|
|
for (w = 0; w < sce->ics.num_windows; w += sce->ics.group_len[w]) {
|
|
start = w*128;
|
|
for (g = 0; g < sce->ics.num_swb; g++) {
|
|
const float *scaled = s->scoefs + start;
|
|
maxvals[w*16+g] = find_max_val(sce->ics.group_len[w], sce->ics.swb_sizes[g], scaled);
|
|
start += sce->ics.swb_sizes[g];
|
|
}
|
|
}
|
|
|
|
do {
|
|
int tbits, qstep;
|
|
minscaler = sce->sf_idx[0];
|
|
qstep = its ? 1 : 32;
|
|
do {
|
|
int prev = -1;
|
|
tbits = 0;
|
|
fflag = 0;
|
|
|
|
if (qstep > 1) {
|
|
for (w = 0; w < sce->ics.num_windows; w += sce->ics.group_len[w]) {
|
|
start = w*128;
|
|
for (g = 0; g < sce->ics.num_swb; g++) {
|
|
const float *coefs = sce->coeffs + start;
|
|
const float *scaled = s->scoefs + start;
|
|
int bits = 0;
|
|
int cb;
|
|
|
|
if (sce->zeroes[w*16+g] || sce->sf_idx[w*16+g] >= 218) {
|
|
start += sce->ics.swb_sizes[g];
|
|
continue;
|
|
}
|
|
minscaler = FFMIN(minscaler, sce->sf_idx[w*16+g]);
|
|
cb = find_min_book(maxvals[w*16+g], sce->sf_idx[w*16+g]);
|
|
for (w2 = 0; w2 < sce->ics.group_len[w]; w2++) {
|
|
int b;
|
|
bits += quantize_band_cost_bits(s, coefs + w2*128,
|
|
scaled + w2*128,
|
|
sce->ics.swb_sizes[g],
|
|
sce->sf_idx[w*16+g],
|
|
cb,
|
|
1.0f,
|
|
INFINITY,
|
|
&b);
|
|
}
|
|
if (prev != -1) {
|
|
bits += ff_aac_scalefactor_bits[sce->sf_idx[w*16+g] - prev + SCALE_DIFF_ZERO];
|
|
}
|
|
tbits += bits;
|
|
start += sce->ics.swb_sizes[g];
|
|
prev = sce->sf_idx[w*16+g];
|
|
}
|
|
}
|
|
}
|
|
else {
|
|
for (w = 0; w < sce->ics.num_windows; w += sce->ics.group_len[w]) {
|
|
start = w*128;
|
|
for (g = 0; g < sce->ics.num_swb; g++) {
|
|
const float *coefs = sce->coeffs + start;
|
|
const float *scaled = s->scoefs + start;
|
|
int bits = 0;
|
|
int cb;
|
|
float dist = 0.0f;
|
|
|
|
if (sce->zeroes[w*16+g] || sce->sf_idx[w*16+g] >= 218) {
|
|
start += sce->ics.swb_sizes[g];
|
|
continue;
|
|
}
|
|
minscaler = FFMIN(minscaler, sce->sf_idx[w*16+g]);
|
|
cb = find_min_book(maxvals[w*16+g], sce->sf_idx[w*16+g]);
|
|
for (w2 = 0; w2 < sce->ics.group_len[w]; w2++) {
|
|
int b;
|
|
dist += quantize_band_cost(s, coefs + w2*128,
|
|
scaled + w2*128,
|
|
sce->ics.swb_sizes[g],
|
|
sce->sf_idx[w*16+g],
|
|
cb,
|
|
1.0f,
|
|
INFINITY,
|
|
&b);
|
|
bits += b;
|
|
}
|
|
dists[w*16+g] = dist - bits;
|
|
if (prev != -1) {
|
|
bits += ff_aac_scalefactor_bits[sce->sf_idx[w*16+g] - prev + SCALE_DIFF_ZERO];
|
|
}
|
|
tbits += bits;
|
|
start += sce->ics.swb_sizes[g];
|
|
prev = sce->sf_idx[w*16+g];
|
|
}
|
|
}
|
|
}
|
|
if (tbits > destbits) {
|
|
for (i = 0; i < 128; i++)
|
|
if (sce->sf_idx[i] < 218 - qstep)
|
|
sce->sf_idx[i] += qstep;
|
|
} else {
|
|
for (i = 0; i < 128; i++)
|
|
if (sce->sf_idx[i] > 60 - qstep)
|
|
sce->sf_idx[i] -= qstep;
|
|
}
|
|
qstep >>= 1;
|
|
if (!qstep && tbits > destbits*1.02 && sce->sf_idx[0] < 217)
|
|
qstep = 1;
|
|
} while (qstep);
|
|
|
|
fflag = 0;
|
|
minscaler = av_clip(minscaler, 60, 255 - SCALE_MAX_DIFF);
|
|
for (w = 0; w < sce->ics.num_windows; w += sce->ics.group_len[w]) {
|
|
for (g = 0; g < sce->ics.num_swb; g++) {
|
|
int prevsc = sce->sf_idx[w*16+g];
|
|
if (dists[w*16+g] > uplims[w*16+g] && sce->sf_idx[w*16+g] > 60) {
|
|
if (find_min_book(maxvals[w*16+g], sce->sf_idx[w*16+g]-1))
|
|
sce->sf_idx[w*16+g]--;
|
|
else
|
|
sce->sf_idx[w*16+g]-=2;
|
|
}
|
|
sce->sf_idx[w*16+g] = av_clip(sce->sf_idx[w*16+g], minscaler, minscaler + SCALE_MAX_DIFF);
|
|
sce->sf_idx[w*16+g] = FFMIN(sce->sf_idx[w*16+g], 219);
|
|
if (sce->sf_idx[w*16+g] != prevsc)
|
|
fflag = 1;
|
|
sce->band_type[w*16+g] = find_min_book(maxvals[w*16+g], sce->sf_idx[w*16+g]);
|
|
}
|
|
}
|
|
its++;
|
|
} while (fflag && its < 10);
|
|
}
|
|
|
|
static void search_for_ms_mips(AACEncContext *s, ChannelElement *cpe,
|
|
const float lambda)
|
|
{
|
|
int start = 0, i, w, w2, g;
|
|
float M[128], S[128];
|
|
float *L34 = s->scoefs, *R34 = s->scoefs + 128, *M34 = s->scoefs + 128*2, *S34 = s->scoefs + 128*3;
|
|
SingleChannelElement *sce0 = &cpe->ch[0];
|
|
SingleChannelElement *sce1 = &cpe->ch[1];
|
|
if (!cpe->common_window)
|
|
return;
|
|
for (w = 0; w < sce0->ics.num_windows; w += sce0->ics.group_len[w]) {
|
|
for (g = 0; g < sce0->ics.num_swb; g++) {
|
|
if (!cpe->ch[0].zeroes[w*16+g] && !cpe->ch[1].zeroes[w*16+g]) {
|
|
float dist1 = 0.0f, dist2 = 0.0f;
|
|
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);
|
|
float maxthr = FFMAX(band0->threshold, band1->threshold);
|
|
for (i = 0; i < sce0->ics.swb_sizes[g]; i+=4) {
|
|
M[i ] = (sce0->coeffs[start+w2*128+i ]
|
|
+ sce1->coeffs[start+w2*128+i ]) * 0.5;
|
|
M[i+1] = (sce0->coeffs[start+w2*128+i+1]
|
|
+ sce1->coeffs[start+w2*128+i+1]) * 0.5;
|
|
M[i+2] = (sce0->coeffs[start+w2*128+i+2]
|
|
+ sce1->coeffs[start+w2*128+i+2]) * 0.5;
|
|
M[i+3] = (sce0->coeffs[start+w2*128+i+3]
|
|
+ sce1->coeffs[start+w2*128+i+3]) * 0.5;
|
|
|
|
S[i ] = M[i ]
|
|
- sce1->coeffs[start+w2*128+i ];
|
|
S[i+1] = M[i+1]
|
|
- sce1->coeffs[start+w2*128+i+1];
|
|
S[i+2] = M[i+2]
|
|
- sce1->coeffs[start+w2*128+i+2];
|
|
S[i+3] = M[i+3]
|
|
- sce1->coeffs[start+w2*128+i+3];
|
|
}
|
|
abs_pow34_v(L34, sce0->coeffs+start+w2*128, sce0->ics.swb_sizes[g]);
|
|
abs_pow34_v(R34, sce1->coeffs+start+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 + w2*128,
|
|
L34,
|
|
sce0->ics.swb_sizes[g],
|
|
sce0->sf_idx[(w+w2)*16+g],
|
|
sce0->band_type[(w+w2)*16+g],
|
|
lambda / band0->threshold, INFINITY, NULL);
|
|
dist1 += quantize_band_cost(s, sce1->coeffs + start + w2*128,
|
|
R34,
|
|
sce1->ics.swb_sizes[g],
|
|
sce1->sf_idx[(w+w2)*16+g],
|
|
sce1->band_type[(w+w2)*16+g],
|
|
lambda / band1->threshold, INFINITY, NULL);
|
|
dist2 += quantize_band_cost(s, M,
|
|
M34,
|
|
sce0->ics.swb_sizes[g],
|
|
sce0->sf_idx[(w+w2)*16+g],
|
|
sce0->band_type[(w+w2)*16+g],
|
|
lambda / maxthr, INFINITY, NULL);
|
|
dist2 += quantize_band_cost(s, S,
|
|
S34,
|
|
sce1->ics.swb_sizes[g],
|
|
sce1->sf_idx[(w+w2)*16+g],
|
|
sce1->band_type[(w+w2)*16+g],
|
|
lambda / minthr, INFINITY, NULL);
|
|
}
|
|
cpe->ms_mask[w*16+g] = dist2 < dist1;
|
|
}
|
|
start += sce0->ics.swb_sizes[g];
|
|
}
|
|
}
|
|
}
|
|
#endif /*HAVE_MIPSFPU */
|
|
|
|
static void codebook_trellis_rate_mips(AACEncContext *s, SingleChannelElement *sce,
|
|
int win, int group_len, const float lambda)
|
|
{
|
|
BandCodingPath path[120][12];
|
|
int w, swb, cb, start, size;
|
|
int i, j;
|
|
const int max_sfb = sce->ics.max_sfb;
|
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const int run_bits = sce->ics.num_windows == 1 ? 5 : 3;
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const int run_esc = (1 << run_bits) - 1;
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int idx, ppos, count;
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int stackrun[120], stackcb[120], stack_len;
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float next_minbits = INFINITY;
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int next_mincb = 0;
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|
|
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abs_pow34_v(s->scoefs, sce->coeffs, 1024);
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start = win*128;
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for (cb = 0; cb < 12; cb++) {
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path[0][cb].cost = run_bits+4;
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path[0][cb].prev_idx = -1;
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path[0][cb].run = 0;
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}
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for (swb = 0; swb < max_sfb; swb++) {
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size = sce->ics.swb_sizes[swb];
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if (sce->zeroes[win*16 + swb]) {
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float cost_stay_here = path[swb][0].cost;
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float cost_get_here = next_minbits + run_bits + 4;
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if ( run_value_bits[sce->ics.num_windows == 8][path[swb][0].run]
|
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!= run_value_bits[sce->ics.num_windows == 8][path[swb][0].run+1])
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cost_stay_here += run_bits;
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|
if (cost_get_here < cost_stay_here) {
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|
path[swb+1][0].prev_idx = next_mincb;
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|
path[swb+1][0].cost = cost_get_here;
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|
path[swb+1][0].run = 1;
|
|
} else {
|
|
path[swb+1][0].prev_idx = 0;
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|
path[swb+1][0].cost = cost_stay_here;
|
|
path[swb+1][0].run = path[swb][0].run + 1;
|
|
}
|
|
next_minbits = path[swb+1][0].cost;
|
|
next_mincb = 0;
|
|
for (cb = 1; cb < 12; cb++) {
|
|
path[swb+1][cb].cost = 61450;
|
|
path[swb+1][cb].prev_idx = -1;
|
|
path[swb+1][cb].run = 0;
|
|
}
|
|
} else {
|
|
float minbits = next_minbits;
|
|
int mincb = next_mincb;
|
|
int startcb = sce->band_type[win*16+swb];
|
|
next_minbits = INFINITY;
|
|
next_mincb = 0;
|
|
for (cb = 0; cb < startcb; cb++) {
|
|
path[swb+1][cb].cost = 61450;
|
|
path[swb+1][cb].prev_idx = -1;
|
|
path[swb+1][cb].run = 0;
|
|
}
|
|
for (cb = startcb; cb < 12; cb++) {
|
|
float cost_stay_here, cost_get_here;
|
|
float bits = 0.0f;
|
|
for (w = 0; w < group_len; w++) {
|
|
bits += quantize_band_cost_bits(s, sce->coeffs + start + w*128,
|
|
s->scoefs + start + w*128, size,
|
|
sce->sf_idx[(win+w)*16+swb], cb,
|
|
0, INFINITY, NULL);
|
|
}
|
|
cost_stay_here = path[swb][cb].cost + bits;
|
|
cost_get_here = minbits + bits + run_bits + 4;
|
|
if ( run_value_bits[sce->ics.num_windows == 8][path[swb][cb].run]
|
|
!= run_value_bits[sce->ics.num_windows == 8][path[swb][cb].run+1])
|
|
cost_stay_here += run_bits;
|
|
if (cost_get_here < cost_stay_here) {
|
|
path[swb+1][cb].prev_idx = mincb;
|
|
path[swb+1][cb].cost = cost_get_here;
|
|
path[swb+1][cb].run = 1;
|
|
} else {
|
|
path[swb+1][cb].prev_idx = cb;
|
|
path[swb+1][cb].cost = cost_stay_here;
|
|
path[swb+1][cb].run = path[swb][cb].run + 1;
|
|
}
|
|
if (path[swb+1][cb].cost < next_minbits) {
|
|
next_minbits = path[swb+1][cb].cost;
|
|
next_mincb = cb;
|
|
}
|
|
}
|
|
}
|
|
start += sce->ics.swb_sizes[swb];
|
|
}
|
|
|
|
stack_len = 0;
|
|
idx = 0;
|
|
for (cb = 1; cb < 12; cb++)
|
|
if (path[max_sfb][cb].cost < path[max_sfb][idx].cost)
|
|
idx = cb;
|
|
ppos = max_sfb;
|
|
while (ppos > 0) {
|
|
av_assert1(idx >= 0);
|
|
cb = idx;
|
|
stackrun[stack_len] = path[ppos][cb].run;
|
|
stackcb [stack_len] = cb;
|
|
idx = path[ppos-path[ppos][cb].run+1][cb].prev_idx;
|
|
ppos -= path[ppos][cb].run;
|
|
stack_len++;
|
|
}
|
|
|
|
start = 0;
|
|
for (i = stack_len - 1; i >= 0; i--) {
|
|
put_bits(&s->pb, 4, stackcb[i]);
|
|
count = stackrun[i];
|
|
memset(sce->zeroes + win*16 + start, !stackcb[i], count);
|
|
for (j = 0; j < count; j++) {
|
|
sce->band_type[win*16 + start] = stackcb[i];
|
|
start++;
|
|
}
|
|
while (count >= run_esc) {
|
|
put_bits(&s->pb, run_bits, run_esc);
|
|
count -= run_esc;
|
|
}
|
|
put_bits(&s->pb, run_bits, count);
|
|
}
|
|
}
|
|
#endif /* HAVE_INLINE_ASM */
|
|
|
|
void ff_aac_coder_init_mips(AACEncContext *c) {
|
|
#if HAVE_INLINE_ASM
|
|
AACCoefficientsEncoder *e = c->coder;
|
|
int option = c->options.aac_coder;
|
|
|
|
if (option == 2) {
|
|
e->quantize_and_encode_band = quantize_and_encode_band_mips;
|
|
e->encode_window_bands_info = codebook_trellis_rate_mips;
|
|
#if HAVE_MIPSFPU
|
|
e->search_for_quantizers = search_for_quantizers_twoloop_mips;
|
|
e->search_for_ms = search_for_ms_mips;
|
|
#endif /* HAVE_MIPSFPU */
|
|
}
|
|
#endif /* HAVE_INLINE_ASM */
|
|
}
|