FFmpeg  4.4
aacpsdsp_init.c
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1 /*
2  * SIMD optimized MPEG-4 Parametric Stereo decoding functions
3  *
4  * This file is part of FFmpeg.
5  *
6  * FFmpeg is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * FFmpeg is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with FFmpeg; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19  */
20 
21 #include <stddef.h>
22 
23 #include "config.h"
24 
25 #include "libavutil/x86/cpu.h"
26 #include "libavutil/attributes.h"
27 #include "libavcodec/aacpsdsp.h"
28 
29 void ff_ps_add_squares_sse (float *dst, const float (*src)[2], int n);
30 void ff_ps_add_squares_sse3 (float *dst, const float (*src)[2], int n);
31 void ff_ps_mul_pair_single_sse (float (*dst)[2], float (*src0)[2],
32  float *src1, int n);
33 void ff_ps_hybrid_analysis_sse (float (*out)[2], float (*in)[2],
34  const float (*filter)[8][2],
35  ptrdiff_t stride, int n);
36 void ff_ps_hybrid_analysis_sse3(float (*out)[2], float (*in)[2],
37  const float (*filter)[8][2],
38  ptrdiff_t stride, int n);
39 void ff_ps_stereo_interpolate_sse3(float (*l)[2], float (*r)[2],
40  float h[2][4], float h_step[2][4],
41  int len);
42 void ff_ps_stereo_interpolate_ipdopd_sse3(float (*l)[2], float (*r)[2],
43  float h[2][4], float h_step[2][4],
44  int len);
45 void ff_ps_hybrid_synthesis_deint_sse(float out[2][38][64], float (*in)[32][2],
46  int i, int len);
47 void ff_ps_hybrid_synthesis_deint_sse4(float out[2][38][64], float (*in)[32][2],
48  int i, int len);
49 void ff_ps_hybrid_analysis_ileave_sse(float (*out)[32][2], float L[2][38][64],
50  int i, int len);
51 
53 {
55 
56  if (EXTERNAL_SSE(cpu_flags)) {
57  s->add_squares = ff_ps_add_squares_sse;
58  s->mul_pair_single = ff_ps_mul_pair_single_sse;
59  s->hybrid_analysis_ileave = ff_ps_hybrid_analysis_ileave_sse;
60  s->hybrid_synthesis_deint = ff_ps_hybrid_synthesis_deint_sse;
61  s->hybrid_analysis = ff_ps_hybrid_analysis_sse;
62  }
63  if (EXTERNAL_SSE3(cpu_flags)) {
64  s->add_squares = ff_ps_add_squares_sse3;
65  s->stereo_interpolate[0] = ff_ps_stereo_interpolate_sse3;
66  s->stereo_interpolate[1] = ff_ps_stereo_interpolate_ipdopd_sse3;
67  s->hybrid_analysis = ff_ps_hybrid_analysis_sse3;
68  }
69  if (EXTERNAL_SSE4(cpu_flags)) {
70  s->hybrid_synthesis_deint = ff_ps_hybrid_synthesis_deint_sse4;
71  }
72 }
void ff_ps_add_squares_sse(float *dst, const float(*src)[2], int n)
void ff_ps_mul_pair_single_sse(float(*dst)[2], float(*src0)[2], float *src1, int n)
void ff_ps_hybrid_analysis_sse3(float(*out)[2], float(*in)[2], const float(*filter)[8][2], ptrdiff_t stride, int n)
void ff_ps_hybrid_synthesis_deint_sse(float out[2][38][64], float(*in)[32][2], int i, int len)
void ff_ps_hybrid_analysis_sse(float(*out)[2], float(*in)[2], const float(*filter)[8][2], ptrdiff_t stride, int n)
void ff_ps_add_squares_sse3(float *dst, const float(*src)[2], int n)
void ff_ps_stereo_interpolate_sse3(float(*l)[2], float(*r)[2], float h[2][4], float h_step[2][4], int len)
void ff_ps_hybrid_analysis_ileave_sse(float(*out)[32][2], float L[2][38][64], int i, int len)
av_cold void ff_psdsp_init_x86(PSDSPContext *s)
Definition: aacpsdsp_init.c:52
void ff_ps_hybrid_synthesis_deint_sse4(float out[2][38][64], float(*in)[32][2], int i, int len)
void ff_ps_stereo_interpolate_ipdopd_sse3(float(*l)[2], float(*r)[2], float h[2][4], float h_step[2][4], int len)
#define L(x)
Definition: vp56_arith.h:36
Macro definitions for various function/variable attributes.
#define av_cold
Definition: attributes.h:88
uint8_t pi<< 24) CONV_FUNC_GROUP(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_U8, uint8_t,(*(const uint8_t *) pi - 0x80) *(1.0f/(1<< 7))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_U8, uint8_t,(*(const uint8_t *) pi - 0x80) *(1.0/(1<< 7))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_S16, int16_t,(*(const int16_t *) pi >> 8)+0x80) CONV_FUNC_GROUP(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_S16, int16_t, *(const int16_t *) pi *(1.0f/(1<< 15))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_S16, int16_t, *(const int16_t *) pi *(1.0/(1<< 15))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_S32, int32_t,(*(const int32_t *) pi >> 24)+0x80) CONV_FUNC_GROUP(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_S32, int32_t, *(const int32_t *) pi *(1.0f/(1U<< 31))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_S32, int32_t, *(const int32_t *) pi *(1.0/(1U<< 31))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_FLT, float, av_clip_uint8(lrintf(*(const float *) pi *(1<< 7))+0x80)) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S16, int16_t, AV_SAMPLE_FMT_FLT, float, av_clip_int16(lrintf(*(const float *) pi *(1<< 15)))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_FLT, float, av_clipl_int32(llrintf(*(const float *) pi *(1U<< 31)))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_DBL, double, av_clip_uint8(lrint(*(const double *) pi *(1<< 7))+0x80)) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S16, int16_t, AV_SAMPLE_FMT_DBL, double, av_clip_int16(lrint(*(const double *) pi *(1<< 15)))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_DBL, double, av_clipl_int32(llrint(*(const double *) pi *(1U<< 31)))) #define SET_CONV_FUNC_GROUP(ofmt, ifmt) static void set_generic_function(AudioConvert *ac) { } void ff_audio_convert_free(AudioConvert **ac) { if(! *ac) return;ff_dither_free(&(*ac) ->dc);av_freep(ac);} AudioConvert *ff_audio_convert_alloc(AVAudioResampleContext *avr, enum AVSampleFormat out_fmt, enum AVSampleFormat in_fmt, int channels, int sample_rate, int apply_map) { AudioConvert *ac;int in_planar, out_planar;ac=av_mallocz(sizeof(*ac));if(!ac) return NULL;ac->avr=avr;ac->out_fmt=out_fmt;ac->in_fmt=in_fmt;ac->channels=channels;ac->apply_map=apply_map;if(avr->dither_method !=AV_RESAMPLE_DITHER_NONE &&av_get_packed_sample_fmt(out_fmt)==AV_SAMPLE_FMT_S16 &&av_get_bytes_per_sample(in_fmt) > 2) { ac->dc=ff_dither_alloc(avr, out_fmt, in_fmt, channels, sample_rate, apply_map);if(!ac->dc) { av_free(ac);return NULL;} return ac;} in_planar=ff_sample_fmt_is_planar(in_fmt, channels);out_planar=ff_sample_fmt_is_planar(out_fmt, channels);if(in_planar==out_planar) { ac->func_type=CONV_FUNC_TYPE_FLAT;ac->planes=in_planar ? ac->channels :1;} else if(in_planar) ac->func_type=CONV_FUNC_TYPE_INTERLEAVE;else ac->func_type=CONV_FUNC_TYPE_DEINTERLEAVE;set_generic_function(ac);if(ARCH_AARCH64) ff_audio_convert_init_aarch64(ac);if(ARCH_ARM) ff_audio_convert_init_arm(ac);if(ARCH_X86) ff_audio_convert_init_x86(ac);return ac;} int ff_audio_convert(AudioConvert *ac, AudioData *out, AudioData *in) { int use_generic=1;int len=in->nb_samples;int p;if(ac->dc) { av_log(ac->avr, AV_LOG_TRACE, "%d samples - audio_convert: %s to %s (dithered)\n", len, av_get_sample_fmt_name(ac->in_fmt), av_get_sample_fmt_name(ac->out_fmt));return ff_convert_dither(ac-> in
#define s(width, name)
Definition: cbs_vp9.c:257
static av_always_inline void filter(int16_t *output, ptrdiff_t out_stride, const int16_t *low, ptrdiff_t low_stride, const int16_t *high, ptrdiff_t high_stride, int len, int clip)
Definition: cfhddsp.c:27
static atomic_int cpu_flags
Definition: cpu.c:50
int av_get_cpu_flags(void)
Return the flags which specify extensions supported by the CPU.
Definition: cpu.c:95
int i
Definition: input.c:407
int stride
Definition: mace.c:144
#define src1
Definition: h264pred.c:140
#define src0
Definition: h264pred.c:139
#define src
Definition: vp8dsp.c:255
FILE * out
Definition: movenc.c:54
const char * r
Definition: vf_curves.c:116
int len
#define EXTERNAL_SSE(flags)
Definition: cpu.h:58
#define EXTERNAL_SSE3(flags)
Definition: cpu.h:62
#define EXTERNAL_SSE4(flags)
Definition: cpu.h:68