mirror of
https://gitee.com/openharmony/third_party_ffmpeg
synced 2024-11-23 11:19:55 +00:00
263 lines
9.0 KiB
C
263 lines
9.0 KiB
C
/*
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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 modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with FFmpeg; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "libavcodec/aacpsdsp.h"
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#include "libavutil/intfloat.h"
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#include "libavutil/mem_internal.h"
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#include "checkasm.h"
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#define N 32
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#define STRIDE 128
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#define BUF_SIZE (N * STRIDE)
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#define randomize(buf, len) do { \
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int i; \
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for (i = 0; i < len; i++) { \
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const INTFLOAT f = (INTFLOAT)rnd() / UINT_MAX; \
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(buf)[i] = f; \
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} \
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} while (0)
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#define EPS 0.005
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static void clear_less_significant_bits(INTFLOAT *buf, int len, int bits)
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{
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int i;
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for (i = 0; i < len; i++) {
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union av_intfloat32 u = { .f = buf[i] };
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u.i &= (0xffffffff << bits);
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buf[i] = u.f;
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}
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}
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static void test_add_squares(void)
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{
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LOCAL_ALIGNED_16(INTFLOAT, dst0, [BUF_SIZE]);
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LOCAL_ALIGNED_16(INTFLOAT, dst1, [BUF_SIZE]);
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LOCAL_ALIGNED_16(INTFLOAT, src, [BUF_SIZE], [2]);
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declare_func(void, INTFLOAT *dst,
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const INTFLOAT (*src)[2], int n);
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randomize((INTFLOAT *)src, BUF_SIZE * 2);
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randomize(dst0, BUF_SIZE);
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memcpy(dst1, dst0, BUF_SIZE * sizeof(INTFLOAT));
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call_ref(dst0, src, BUF_SIZE);
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call_new(dst1, src, BUF_SIZE);
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if (!float_near_abs_eps_array(dst0, dst1, EPS, BUF_SIZE))
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fail();
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bench_new(dst1, src, BUF_SIZE);
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}
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static void test_mul_pair_single(void)
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{
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LOCAL_ALIGNED_16(INTFLOAT, dst0, [BUF_SIZE], [2]);
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LOCAL_ALIGNED_16(INTFLOAT, dst1, [BUF_SIZE], [2]);
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LOCAL_ALIGNED_16(INTFLOAT, src0, [BUF_SIZE], [2]);
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LOCAL_ALIGNED_16(INTFLOAT, src1, [BUF_SIZE]);
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declare_func(void, INTFLOAT (*dst)[2],
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INTFLOAT (*src0)[2], INTFLOAT *src1, int n);
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randomize((INTFLOAT *)src0, BUF_SIZE * 2);
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randomize(src1, BUF_SIZE);
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call_ref(dst0, src0, src1, BUF_SIZE);
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call_new(dst1, src0, src1, BUF_SIZE);
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if (!float_near_abs_eps_array((float *)dst0, (float *)dst1, EPS, BUF_SIZE * 2))
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fail();
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bench_new(dst1, src0, src1, BUF_SIZE);
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}
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static void test_hybrid_analysis(void)
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{
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LOCAL_ALIGNED_16(INTFLOAT, dst0, [BUF_SIZE], [2]);
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LOCAL_ALIGNED_16(INTFLOAT, dst1, [BUF_SIZE], [2]);
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LOCAL_ALIGNED_16(INTFLOAT, in, [13], [2]);
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LOCAL_ALIGNED_16(INTFLOAT, filter, [N], [8][2]);
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declare_func(void, INTFLOAT (*out)[2], INTFLOAT (*in)[2],
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const INTFLOAT (*filter)[8][2],
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ptrdiff_t stride, int n);
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randomize((INTFLOAT *)in, 13 * 2);
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randomize((INTFLOAT *)filter, N * 8 * 2);
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randomize((INTFLOAT *)dst0, BUF_SIZE * 2);
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memcpy(dst1, dst0, BUF_SIZE * 2 * sizeof(INTFLOAT));
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call_ref(dst0, in, filter, STRIDE, N);
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call_new(dst1, in, filter, STRIDE, N);
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if (!float_near_abs_eps_array((float *)dst0, (float *)dst1, EPS, BUF_SIZE * 2))
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fail();
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bench_new(dst1, in, filter, STRIDE, N);
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}
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static void test_hybrid_analysis_ileave(void)
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{
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LOCAL_ALIGNED_16(INTFLOAT, in, [2], [38][64]);
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LOCAL_ALIGNED_16(INTFLOAT, out0, [91], [32][2]);
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LOCAL_ALIGNED_16(INTFLOAT, out1, [91], [32][2]);
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declare_func(void, INTFLOAT (*out)[32][2], INTFLOAT L[2][38][64],
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int i, int len);
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randomize((INTFLOAT *)out0, 91 * 32 * 2);
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randomize((INTFLOAT *)in, 2 * 38 * 64);
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memcpy(out1, out0, 91 * 32 * 2 * sizeof(INTFLOAT));
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/* len is hardcoded to 32 as that's the only value used in
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libavcodec. asm functions are likely to be optimized
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hardcoding this value in their loops and could fail with
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anything else.
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i is hardcoded to the two values currently used by the
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aac decoder because the arm neon implementation is
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micro-optimized for them and will fail for almost every
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other value. */
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call_ref(out0, in, 3, 32);
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call_new(out1, in, 3, 32);
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/* the function just moves data around, so memcmp is enough */
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if (memcmp(out0, out1, 91 * 32 * 2 * sizeof(INTFLOAT)))
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fail();
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call_ref(out0, in, 5, 32);
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call_new(out1, in, 5, 32);
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if (memcmp(out0, out1, 91 * 32 * 2 * sizeof(INTFLOAT)))
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fail();
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bench_new(out1, in, 3, 32);
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}
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static void test_hybrid_synthesis_deint(void)
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{
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LOCAL_ALIGNED_16(INTFLOAT, out0, [2], [38][64]);
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LOCAL_ALIGNED_16(INTFLOAT, out1, [2], [38][64]);
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LOCAL_ALIGNED_16(INTFLOAT, in, [91], [32][2]);
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declare_func(void, INTFLOAT out[2][38][64], INTFLOAT (*in)[32][2],
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int i, int len);
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randomize((INTFLOAT *)in, 91 * 32 * 2);
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randomize((INTFLOAT *)out0, 2 * 38 * 64);
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memcpy(out1, out0, 2 * 38 * 64 * sizeof(INTFLOAT));
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/* len is hardcoded to 32 as that's the only value used in
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libavcodec. asm functions are likely to be optimized
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hardcoding this value in their loops and could fail with
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anything else.
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i is hardcoded to the two values currently used by the
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aac decoder because the arm neon implementation is
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micro-optimized for them and will fail for almost every
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other value. */
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call_ref(out0, in, 3, 32);
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call_new(out1, in, 3, 32);
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/* the function just moves data around, so memcmp is enough */
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if (memcmp(out0, out1, 2 * 38 * 64 * sizeof(INTFLOAT)))
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fail();
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call_ref(out0, in, 5, 32);
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call_new(out1, in, 5, 32);
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if (memcmp(out0, out1, 2 * 38 * 64 * sizeof(INTFLOAT)))
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fail();
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bench_new(out1, in, 3, 32);
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}
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static void test_stereo_interpolate(PSDSPContext *psdsp)
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{
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int i;
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LOCAL_ALIGNED_16(INTFLOAT, l, [BUF_SIZE], [2]);
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LOCAL_ALIGNED_16(INTFLOAT, r, [BUF_SIZE], [2]);
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LOCAL_ALIGNED_16(INTFLOAT, l0, [BUF_SIZE], [2]);
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LOCAL_ALIGNED_16(INTFLOAT, r0, [BUF_SIZE], [2]);
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LOCAL_ALIGNED_16(INTFLOAT, l1, [BUF_SIZE], [2]);
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LOCAL_ALIGNED_16(INTFLOAT, r1, [BUF_SIZE], [2]);
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LOCAL_ALIGNED_16(INTFLOAT, h, [2], [4]);
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LOCAL_ALIGNED_16(INTFLOAT, h_step, [2], [4]);
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declare_func(void, INTFLOAT (*l)[2], INTFLOAT (*r)[2],
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INTFLOAT h[2][4], INTFLOAT h_step[2][4], int len);
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randomize((INTFLOAT *)l, BUF_SIZE * 2);
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randomize((INTFLOAT *)r, BUF_SIZE * 2);
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for (i = 0; i < 2; i++) {
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if (check_func(psdsp->stereo_interpolate[i], "ps_stereo_interpolate%s", i ? "_ipdopd" : "")) {
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memcpy(l0, l, BUF_SIZE * 2 * sizeof(INTFLOAT));
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memcpy(l1, l, BUF_SIZE * 2 * sizeof(INTFLOAT));
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memcpy(r0, r, BUF_SIZE * 2 * sizeof(INTFLOAT));
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memcpy(r1, r, BUF_SIZE * 2 * sizeof(INTFLOAT));
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randomize((INTFLOAT *)h, 2 * 4);
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randomize((INTFLOAT *)h_step, 2 * 4);
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// Clear the least significant 14 bits of h_step, to avoid
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// divergence when accumulating h_step BUF_SIZE times into
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// a float variable which may or may not have extra intermediate
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// precision. Therefore clear roughly log2(BUF_SIZE) less
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// significant bits, to get the same result regardless of any
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// extra precision in the accumulator.
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clear_less_significant_bits((INTFLOAT *)h_step, 2 * 4, 14);
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call_ref(l0, r0, h, h_step, BUF_SIZE);
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call_new(l1, r1, h, h_step, BUF_SIZE);
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if (!float_near_abs_eps_array((float *)l0, (float *)l1, EPS, BUF_SIZE * 2) ||
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!float_near_abs_eps_array((float *)r0, (float *)r1, EPS, BUF_SIZE * 2))
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fail();
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memcpy(l1, l, BUF_SIZE * 2 * sizeof(INTFLOAT));
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memcpy(r1, r, BUF_SIZE * 2 * sizeof(INTFLOAT));
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bench_new(l1, r1, h, h_step, BUF_SIZE);
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}
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}
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}
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void checkasm_check_aacpsdsp(void)
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{
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PSDSPContext psdsp;
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ff_psdsp_init(&psdsp);
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if (check_func(psdsp.add_squares, "ps_add_squares"))
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test_add_squares();
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report("add_squares");
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if (check_func(psdsp.mul_pair_single, "ps_mul_pair_single"))
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test_mul_pair_single();
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report("mul_pair_single");
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if (check_func(psdsp.hybrid_analysis, "ps_hybrid_analysis"))
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test_hybrid_analysis();
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report("hybrid_analysis");
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if (check_func(psdsp.hybrid_analysis_ileave, "ps_hybrid_analysis_ileave"))
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test_hybrid_analysis_ileave();
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report("hybrid_analysis_ileave");
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if (check_func(psdsp.hybrid_synthesis_deint, "ps_hybrid_synthesis_deint"))
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test_hybrid_synthesis_deint();
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report("hybrid_synthesis_deint");
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test_stereo_interpolate(&psdsp);
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report("stereo_interpolate");
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}
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