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dsputil: Split audio operations off into a separate context

This commit is contained in:
Diego Biurrun 2014-01-16 17:30:19 +01:00
parent ca1e36a8e4
commit 9a9e2f1c8a
35 changed files with 694 additions and 404 deletions
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9
configure vendored
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@ -1529,6 +1529,7 @@ CONFIG_EXTRA="
aandcttables
ac3dsp
audio_frame_queue
audiodsp
blockdsp
cabac
dsputil
@ -1713,8 +1714,8 @@ aac_decoder_select="mdct sinewin"
aac_encoder_select="audio_frame_queue mdct sinewin"
aac_latm_decoder_select="aac_decoder aac_latm_parser"
ac3_decoder_select="mdct ac3dsp ac3_parser dsputil"
ac3_encoder_select="mdct ac3dsp dsputil"
ac3_fixed_encoder_select="mdct ac3dsp dsputil"
ac3_encoder_select="ac3dsp audiodsp dsputil mdct"
ac3_fixed_encoder_select="ac3dsp audiodsp dsputil mdct"
aic_decoder_select="dsputil golomb"
alac_encoder_select="lpc"
als_decoder_select="dsputil"
@ -1735,7 +1736,7 @@ binkaudio_rdft_decoder_select="mdct rdft sinewin"
cavs_decoder_select="blockdsp dsputil golomb h264chroma qpeldsp videodsp"
cllc_decoder_select="dsputil"
comfortnoise_encoder_select="lpc"
cook_decoder_select="dsputil mdct sinewin"
cook_decoder_select="audiodsp mdct sinewin"
cscd_decoder_select="lzo"
cscd_decoder_suggest="zlib"
dca_decoder_select="mdct"
@ -1849,7 +1850,7 @@ svq1_decoder_select="hpeldsp"
svq1_encoder_select="aandcttables dsputil hpeldsp mpegvideoenc"
svq3_decoder_select="h264_decoder hpeldsp tpeldsp"
svq3_decoder_suggest="zlib"
tak_decoder_select="dsputil"
tak_decoder_select="audiodsp"
theora_decoder_select="vp3_decoder"
thp_decoder_select="mjpeg_decoder"
tiff_decoder_suggest="zlib"

1
libavcodec/Makefile
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@ -28,6 +28,7 @@ OBJS = allcodecs.o \
OBJS-$(CONFIG_AANDCTTABLES) += aandcttab.o
OBJS-$(CONFIG_AC3DSP) += ac3dsp.o
OBJS-$(CONFIG_AUDIO_FRAME_QUEUE) += audio_frame_queue.o
OBJS-$(CONFIG_AUDIODSP) += audiodsp.o
OBJS-$(CONFIG_BLOCKDSP) += blockdsp.o
OBJS-$(CONFIG_CABAC) += cabac.o
OBJS-$(CONFIG_DCT) += dct.o dct32_fixed.o dct32_float.o

2
libavcodec/ac3enc.c
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@ -37,6 +37,7 @@
#include "libavutil/opt.h"
#include "avcodec.h"
#include "put_bits.h"
#include "audiodsp.h"
#include "ac3dsp.h"
#include "ac3.h"
#include "fft.h"
@ -2480,6 +2481,7 @@ av_cold int ff_ac3_encode_init(AVCodecContext *avctx)
if (ret)
goto init_fail;
ff_audiodsp_init(&s->adsp);
ff_dsputil_init(&s->dsp, avctx);
ff_ac3dsp_init(&s->ac3dsp, avctx->flags & CODEC_FLAG_BITEXACT);

2
libavcodec/ac3enc.h
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@ -39,6 +39,7 @@
#include "fft.h"
#include "mathops.h"
#include "put_bits.h"
#include "audiodsp.h"
#ifndef CONFIG_AC3ENC_FLOAT
#define CONFIG_AC3ENC_FLOAT 0
@ -162,6 +163,7 @@ typedef struct AC3EncodeContext {
AVCodecContext *avctx; ///< parent AVCodecContext
PutBitContext pb; ///< bitstream writer context
DSPContext dsp;
AudioDSPContext adsp;
AVFloatDSPContext fdsp;
AC3DSPContext ac3dsp; ///< AC-3 optimized functions
FFTContext mdct; ///< FFT context for MDCT calculation

6
libavcodec/ac3enc_fixed.c
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@ -29,6 +29,7 @@
#define FFT_FLOAT 0
#undef CONFIG_AC3ENC_FLOAT
#include "internal.h"
#include "audiodsp.h"
#include "ac3enc.h"
#include "eac3enc.h"
@ -100,9 +101,10 @@ static void scale_coefficients(AC3EncodeContext *s)
/*
* Clip MDCT coefficients to allowable range.
*/
static void clip_coefficients(DSPContext *dsp, int32_t *coef, unsigned int len)
static void clip_coefficients(AudioDSPContext *adsp, int32_t *coef,
unsigned int len)
{
dsp->vector_clip_int32(coef, coef, COEF_MIN, COEF_MAX, len);
adsp->vector_clip_int32(coef, coef, COEF_MIN, COEF_MAX, len);
}

6
libavcodec/ac3enc_float.c
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@ -28,6 +28,7 @@
#define CONFIG_AC3ENC_FLOAT 1
#include "internal.h"
#include "audiodsp.h"
#include "ac3enc.h"
#include "eac3enc.h"
#include "kbdwin.h"
@ -107,9 +108,10 @@ static void scale_coefficients(AC3EncodeContext *s)
/*
* Clip MDCT coefficients to allowable range.
*/
static void clip_coefficients(DSPContext *dsp, float *coef, unsigned int len)
static void clip_coefficients(AudioDSPContext *adsp, float *coef,
unsigned int len)
{
dsp->vector_clipf(coef, coef, COEF_MIN, COEF_MAX, len);
adsp->vector_clipf(coef, coef, COEF_MIN, COEF_MAX, len);
}

9
libavcodec/ac3enc_template.c
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@ -30,6 +30,8 @@
#include "libavutil/attributes.h"
#include "libavutil/internal.h"
#include "audiodsp.h"
#include "internal.h"
#include "ac3enc.h"
#include "eac3enc.h"
@ -40,7 +42,8 @@ static void scale_coefficients(AC3EncodeContext *s);
static int normalize_samples(AC3EncodeContext *s);
static void clip_coefficients(DSPContext *dsp, CoefType *coef, unsigned int len);
static void clip_coefficients(AudioDSPContext *adsp, CoefType *coef,
unsigned int len);
static CoefType calc_cpl_coord(CoefSumType energy_ch, CoefSumType energy_cpl);
@ -161,7 +164,7 @@ static void apply_channel_coupling(AC3EncodeContext *s)
}
/* coefficients must be clipped in order to be encoded */
clip_coefficients(&s->dsp, cpl_coef, num_cpl_coefs);
clip_coefficients(&s->adsp, cpl_coef, num_cpl_coefs);
}
/* calculate energy in each band in coupling channel and each fbw channel */
@ -412,7 +415,7 @@ int AC3_NAME(encode_frame)(AVCodecContext *avctx, AVPacket *avpkt,
if (s->fixed_point)
scale_coefficients(s);
clip_coefficients(&s->dsp, s->blocks[0].mdct_coef[1],
clip_coefficients(&s->adsp, s->blocks[0].mdct_coef[1],
AC3_MAX_COEFS * s->num_blocks * s->channels);
s->cpl_on = s->cpl_enabled;

5
libavcodec/acelp_pitch_delay.c
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@ -26,6 +26,7 @@
#include "avcodec.h"
#include "acelp_pitch_delay.h"
#include "celp_math.h"
#include "audiodsp.h"
int ff_acelp_decode_8bit_to_1st_delay3(int ac_index)
{
@ -90,7 +91,7 @@ void ff_acelp_update_past_gain(
}
int16_t ff_acelp_decode_gain_code(
DSPContext *dsp,
AudioDSPContext *adsp,
int gain_corr_factor,
const int16_t* fc_v,
int mr_energy,
@ -107,7 +108,7 @@ int16_t ff_acelp_decode_gain_code(
mr_energy += quant_energy[i] * ma_prediction_coeff[i];
mr_energy = gain_corr_factor * exp(M_LN10 / (20 << 23) * mr_energy) /
sqrt(dsp->scalarproduct_int16(fc_v, fc_v, subframe_size));
sqrt(adsp->scalarproduct_int16(fc_v, fc_v, subframe_size));
return mr_energy >> 12;
}

7
libavcodec/acelp_pitch_delay.h
View File

@ -24,7 +24,8 @@
#define AVCODEC_ACELP_PITCH_DELAY_H
#include <stdint.h>
#include "dsputil.h"
#include "audiodsp.h"
#define PITCH_DELAY_MIN 20
#define PITCH_DELAY_MAX 143
@ -139,7 +140,7 @@ void ff_acelp_update_past_gain(
/**
* @brief Decode the adaptive codebook gain and add
* correction (4.1.5 and 3.9.1 of G.729).
* @param dsp initialized dsputil context
* @param adsp initialized audio DSP context
* @param gain_corr_factor gain correction factor (2.13)
* @param fc_v fixed-codebook vector (2.13)
* @param mr_energy mean innovation energy and fixed-point correction (7.13)
@ -208,7 +209,7 @@ void ff_acelp_update_past_gain(
* @remark The routine is used in G.729 and AMR (all modes).
*/
int16_t ff_acelp_decode_gain_code(
DSPContext *dsp,
AudioDSPContext *adsp,
int gain_corr_factor,
const int16_t* fc_v,
int mr_energy,

5
libavcodec/arm/Makefile
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@ -4,6 +4,7 @@ OBJS += arm/fmtconvert_init_arm.o
OBJS-$(CONFIG_AC3DSP) += arm/ac3dsp_init_arm.o \
arm/ac3dsp_arm.o
OBJS-$(CONFIG_AUDIODSP) += arm/audiodsp_init_arm.o
OBJS-$(CONFIG_BLOCKDSP) += arm/blockdsp_init_arm.o
OBJS-$(CONFIG_DSPUTIL) += arm/dsputil_init_arm.o \
arm/dsputil_arm.o \
@ -77,11 +78,13 @@ VFP-OBJS-$(CONFIG_DCA_DECODER) += arm/dcadsp_vfp.o \
NEON-OBJS += arm/fmtconvert_neon.o
NEON-OBJS-$(CONFIG_AC3DSP) += arm/ac3dsp_neon.o
NEON-OBJS-$(CONFIG_AUDIODSP) += arm/audiodsp_init_neon.o \
arm/audiodsp_neon.o \
arm/int_neon.o
NEON-OBJS-$(CONFIG_BLOCKDSP) += arm/blockdsp_init_neon.o \
arm/blockdsp_neon.o
NEON-OBJS-$(CONFIG_DSPUTIL) += arm/dsputil_init_neon.o \
arm/dsputil_neon.o \
arm/int_neon.o \
arm/simple_idct_neon.o
NEON-OBJS-$(CONFIG_FFT) += arm/fft_neon.o \
arm/fft_fixed_neon.o

26
libavcodec/arm/audiodsp_arm.h Normal file
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@ -0,0 +1,26 @@
/*
* This file is part of Libav.
*
* Libav is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* Libav is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef AVCODEC_ARM_AUDIODSP_ARM_H
#define AVCODEC_ARM_AUDIODSP_ARM_H
#include "libavcodec/audiodsp.h"
void ff_audiodsp_init_neon(AudioDSPContext *c);
#endif /* AVCODEC_ARM_AUDIODSP_ARM_H */

33
libavcodec/arm/audiodsp_init_arm.c Normal file
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@ -0,0 +1,33 @@
/*
* ARM optimized audio functions
*
* This file is part of Libav.
*
* Libav is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* Libav is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "libavutil/attributes.h"
#include "libavutil/cpu.h"
#include "libavutil/arm/cpu.h"
#include "libavcodec/audiodsp.h"
#include "audiodsp_arm.h"
av_cold void ff_audiodsp_init_arm(AudioDSPContext *c)
{
int cpu_flags = av_get_cpu_flags();
if (have_neon(cpu_flags))
ff_audiodsp_init_neon(c);
}

41
libavcodec/arm/audiodsp_init_neon.c Normal file
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@ -0,0 +1,41 @@
/*
* ARM NEON optimised audio functions
* Copyright (c) 2008 Mans Rullgard <mans@mansr.com>
*
* This file is part of Libav.
*
* Libav is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* Libav is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <stdint.h>
#include "libavutil/attributes.h"
#include "libavcodec/audiodsp.h"
#include "audiodsp_arm.h"
void ff_vector_clipf_neon(float *dst, const float *src, float min, float max,
int len);
void ff_vector_clip_int32_neon(int32_t *dst, const int32_t *src, int32_t min,
int32_t max, unsigned int len);
int32_t ff_scalarproduct_int16_neon(const int16_t *v1, const int16_t *v2, int len);
av_cold void ff_audiodsp_init_neon(AudioDSPContext *c)
{
c->vector_clip_int32 = ff_vector_clip_int32_neon;
c->vector_clipf = ff_vector_clipf_neon;
c->scalarproduct_int16 = ff_scalarproduct_int16_neon;
}

64
libavcodec/arm/audiodsp_neon.S Normal file
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@ -0,0 +1,64 @@
/*
* ARM NEON optimised audio functions
* Copyright (c) 2008 Mans Rullgard <mans@mansr.com>
*
* This file is part of Libav.
*
* Libav is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* Libav is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "libavutil/arm/asm.S"
function ff_vector_clipf_neon, export=1
VFP vdup.32 q1, d0[1]
VFP vdup.32 q0, d0[0]
NOVFP vdup.32 q0, r2
NOVFP vdup.32 q1, r3
NOVFP ldr r2, [sp]
vld1.f32 {q2},[r1,:128]!
vmin.f32 q10, q2, q1
vld1.f32 {q3},[r1,:128]!
vmin.f32 q11, q3, q1
1: vmax.f32 q8, q10, q0
vmax.f32 q9, q11, q0
subs r2, r2, #8
beq 2f
vld1.f32 {q2},[r1,:128]!
vmin.f32 q10, q2, q1
vld1.f32 {q3},[r1,:128]!
vmin.f32 q11, q3, q1
vst1.f32 {q8},[r0,:128]!
vst1.f32 {q9},[r0,:128]!
b 1b
2: vst1.f32 {q8},[r0,:128]!
vst1.f32 {q9},[r0,:128]!
bx lr
endfunc
function ff_vector_clip_int32_neon, export=1
vdup.32 q0, r2
vdup.32 q1, r3
ldr r2, [sp]
1:
vld1.32 {q2-q3}, [r1,:128]!
vmin.s32 q2, q2, q1
vmin.s32 q3, q3, q1
vmax.s32 q2, q2, q0
vmax.s32 q3, q3, q0
vst1.32 {q2-q3}, [r0,:128]!
subs r2, r2, #8
bgt 1b
bx lr
endfunc

12
libavcodec/arm/dsputil_init_neon.c
View File

@ -34,13 +34,6 @@ void ff_add_pixels_clamped_neon(const int16_t *, uint8_t *, int);
void ff_put_pixels_clamped_neon(const int16_t *, uint8_t *, int);
void ff_put_signed_pixels_clamped_neon(const int16_t *, uint8_t *, int);
void ff_vector_clipf_neon(float *dst, const float *src, float min, float max,
int len);
void ff_vector_clip_int32_neon(int32_t *dst, const int32_t *src, int32_t min,
int32_t max, unsigned int len);
int32_t ff_scalarproduct_int16_neon(const int16_t *v1, const int16_t *v2, int len);
av_cold void ff_dsputil_init_neon(DSPContext *c, AVCodecContext *avctx,
unsigned high_bit_depth)
{
@ -57,9 +50,4 @@ av_cold void ff_dsputil_init_neon(DSPContext *c, AVCodecContext *avctx,
c->add_pixels_clamped = ff_add_pixels_clamped_neon;
c->put_pixels_clamped = ff_put_pixels_clamped_neon;
c->put_signed_pixels_clamped = ff_put_signed_pixels_clamped_neon;
c->vector_clipf = ff_vector_clipf_neon;
c->vector_clip_int32 = ff_vector_clip_int32_neon;
c->scalarproduct_int16 = ff_scalarproduct_int16_neon;
}

42
libavcodec/arm/dsputil_neon.S
View File

@ -126,45 +126,3 @@ function ff_add_pixels_clamped_neon, export=1
vst1.8 {d6}, [r3,:64], r2
bx lr
endfunc
function ff_vector_clipf_neon, export=1
VFP vdup.32 q1, d0[1]
VFP vdup.32 q0, d0[0]
NOVFP vdup.32 q0, r2
NOVFP vdup.32 q1, r3
NOVFP ldr r2, [sp]
vld1.f32 {q2},[r1,:128]!
vmin.f32 q10, q2, q1
vld1.f32 {q3},[r1,:128]!
vmin.f32 q11, q3, q1
1: vmax.f32 q8, q10, q0
vmax.f32 q9, q11, q0
subs r2, r2, #8
beq 2f
vld1.f32 {q2},[r1,:128]!
vmin.f32 q10, q2, q1
vld1.f32 {q3},[r1,:128]!
vmin.f32 q11, q3, q1
vst1.f32 {q8},[r0,:128]!
vst1.f32 {q9},[r0,:128]!
b 1b
2: vst1.f32 {q8},[r0,:128]!
vst1.f32 {q9},[r0,:128]!
bx lr
endfunc
function ff_vector_clip_int32_neon, export=1
vdup.32 q0, r2
vdup.32 q1, r3
ldr r2, [sp]
1:
vld1.32 {q2-q3}, [r1,:128]!
vmin.s32 q2, q2, q1
vmin.s32 q3, q3, q1
vmax.s32 q2, q2, q0
vmax.s32 q3, q3, q0
vst1.32 {q2-q3}, [r0,:128]!
subs r2, r2, #8
bgt 1b
bx lr
endfunc

118
libavcodec/audiodsp.c Normal file
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@ -0,0 +1,118 @@
/*
* This file is part of Libav.
*
* Libav is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* Libav is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <stdint.h>
#include "libavutil/attributes.h"
#include "libavutil/common.h"
#include "audiodsp.h"
static inline uint32_t clipf_c_one(uint32_t a, uint32_t mini,
uint32_t maxi, uint32_t maxisign)
{
if (a > mini)
return mini;
else if ((a ^ (1U << 31)) > maxisign)
return maxi;
else
return a;
}
static void vector_clipf_c_opposite_sign(float *dst, const float *src,
float *min, float *max, int len)
{
int i;
uint32_t mini = *(uint32_t *) min;
uint32_t maxi = *(uint32_t *) max;
uint32_t maxisign = maxi ^ (1U << 31);
uint32_t *dsti = (uint32_t *) dst;
const uint32_t *srci = (const uint32_t *) src;
for (i = 0; i < len; i += 8) {
dsti[i + 0] = clipf_c_one(srci[i + 0], mini, maxi, maxisign);
dsti[i + 1] = clipf_c_one(srci[i + 1], mini, maxi, maxisign);
dsti[i + 2] = clipf_c_one(srci[i + 2], mini, maxi, maxisign);
dsti[i + 3] = clipf_c_one(srci[i + 3], mini, maxi, maxisign);
dsti[i + 4] = clipf_c_one(srci[i + 4], mini, maxi, maxisign);
dsti[i + 5] = clipf_c_one(srci[i + 5], mini, maxi, maxisign);
dsti[i + 6] = clipf_c_one(srci[i + 6], mini, maxi, maxisign);
dsti[i + 7] = clipf_c_one(srci[i + 7], mini, maxi, maxisign);
}
}
static void vector_clipf_c(float *dst, const float *src,
float min, float max, int len)
{
int i;
if (min < 0 && max > 0) {
vector_clipf_c_opposite_sign(dst, src, &min, &max, len);
} else {
for (i = 0; i < len; i += 8) {
dst[i] = av_clipf(src[i], min, max);
dst[i + 1] = av_clipf(src[i + 1], min, max);
dst[i + 2] = av_clipf(src[i + 2], min, max);
dst[i + 3] = av_clipf(src[i + 3], min, max);
dst[i + 4] = av_clipf(src[i + 4], min, max);
dst[i + 5] = av_clipf(src[i + 5], min, max);
dst[i + 6] = av_clipf(src[i + 6], min, max);
dst[i + 7] = av_clipf(src[i + 7], min, max);
}
}
}
static int32_t scalarproduct_int16_c(const int16_t *v1, const int16_t *v2,
int order)
{
int res = 0;
while (order--)
res += *v1++ **v2++;
return res;
}
static void vector_clip_int32_c(int32_t *dst, const int32_t *src, int32_t min,
int32_t max, unsigned int len)
{
do {
*dst++ = av_clip(*src++, min, max);
*dst++ = av_clip(*src++, min, max);
*dst++ = av_clip(*src++, min, max);
*dst++ = av_clip(*src++, min, max);
*dst++ = av_clip(*src++, min, max);
*dst++ = av_clip(*src++, min, max);
*dst++ = av_clip(*src++, min, max);
*dst++ = av_clip(*src++, min, max);
len -= 8;
} while (len > 0);
}
av_cold void ff_audiodsp_init(AudioDSPContext *c)
{
c->scalarproduct_int16 = scalarproduct_int16_c;
c->vector_clip_int32 = vector_clip_int32_c;
c->vector_clipf = vector_clipf_c;
if (ARCH_ARM)
ff_audiodsp_init_arm(c);
if (ARCH_PPC)
ff_audiodsp_init_ppc(c);
if (ARCH_X86)
ff_audiodsp_init_x86(c);
}

59
libavcodec/audiodsp.h Normal file
View File

@ -0,0 +1,59 @@
/*
* This file is part of Libav.
*
* Libav is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* Libav is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef AVCODEC_AUDIODSP_H
#define AVCODEC_AUDIODSP_H
#include <stdint.h>
typedef struct AudioDSPContext {
/**
* Calculate scalar product of two vectors.
* @param len length of vectors, should be multiple of 16
*/
int32_t (*scalarproduct_int16)(const int16_t *v1,
const int16_t *v2 /* align 16 */, int len);
/**
* Clip each element in an array of int32_t to a given minimum and
* maximum value.
* @param dst destination array
* constraints: 16-byte aligned
* @param src source array
* constraints: 16-byte aligned
* @param min minimum value
* constraints: must be in the range [-(1 << 24), 1 << 24]
* @param max maximum value
* constraints: must be in the range [-(1 << 24), 1 << 24]
* @param len number of elements in the array
* constraints: multiple of 32 greater than zero
*/
void (*vector_clip_int32)(int32_t *dst, const int32_t *src, int32_t min,
int32_t max, unsigned int len);
/* assume len is a multiple of 8, and arrays are 16-byte aligned */
void (*vector_clipf)(float *dst /* align 16 */,
const float *src /* align 16 */,
float min, float max, int len /* align 16 */);
} AudioDSPContext;
void ff_audiodsp_init(AudioDSPContext *c);
void ff_audiodsp_init_arm(AudioDSPContext *c);
void ff_audiodsp_init_ppc(AudioDSPContext *c);
void ff_audiodsp_init_x86(AudioDSPContext *c);
#endif /* AVCODEC_AUDIODSP_H */

11
libavcodec/cook.c
View File

@ -44,9 +44,10 @@
#include "libavutil/channel_layout.h"
#include "libavutil/lfg.h"
#include "audiodsp.h"
#include "avcodec.h"
#include "get_bits.h"
#include "dsputil.h"
#include "bytestream.h"
#include "fft.h"
#include "internal.h"
@ -122,7 +123,7 @@ typedef struct cook {
void (*saturate_output)(struct cook *q, float *out);
AVCodecContext* avctx;
DSPContext dsp;
AudioDSPContext adsp;
GetBitContext gb;
/* stream data */
int num_vectors;
@ -865,8 +866,8 @@ static inline void decode_bytes_and_gain(COOKContext *q, COOKSubpacket *p,
*/
static void saturate_output_float(COOKContext *q, float *out)
{
q->dsp.vector_clipf(out, q->mono_mdct_output + q->samples_per_channel,
-1.0f, 1.0f, FFALIGN(q->samples_per_channel, 8));
q->adsp.vector_clipf(out, q->mono_mdct_output + q->samples_per_channel,
-1.0f, 1.0f, FFALIGN(q->samples_per_channel, 8));
}
@ -1065,7 +1066,7 @@ static av_cold int cook_decode_init(AVCodecContext *avctx)
/* Initialize RNG. */
av_lfg_init(&q->random_state, 0);
ff_dsputil_init(&q->dsp, avctx);
ff_audiodsp_init(&q->adsp);
while (edata_ptr < edata_ptr_end) {
/* 8 for mono, 16 for stereo, ? for multichannel

85
libavcodec/dsputil.c
View File

@ -1267,87 +1267,6 @@ WRAPPER8_16_SQ(quant_psnr8x8_c, quant_psnr16_c)
WRAPPER8_16_SQ(rd8x8_c, rd16_c)
WRAPPER8_16_SQ(bit8x8_c, bit16_c)
static inline uint32_t clipf_c_one(uint32_t a, uint32_t mini,
uint32_t maxi, uint32_t maxisign)
{
if (a > mini)
return mini;
else if ((a ^ (1U << 31)) > maxisign)
return maxi;
else
return a;
}
static void vector_clipf_c_opposite_sign(float *dst, const float *src,
float *min, float *max, int len)
{
int i;
uint32_t mini = *(uint32_t *) min;
uint32_t maxi = *(uint32_t *) max;
uint32_t maxisign = maxi ^ (1U << 31);
uint32_t *dsti = (uint32_t *) dst;
const uint32_t *srci = (const uint32_t *) src;
for (i = 0; i < len; i += 8) {
dsti[i + 0] = clipf_c_one(srci[i + 0], mini, maxi, maxisign);
dsti[i + 1] = clipf_c_one(srci[i + 1], mini, maxi, maxisign);
dsti[i + 2] = clipf_c_one(srci[i + 2], mini, maxi, maxisign);
dsti[i + 3] = clipf_c_one(srci[i + 3], mini, maxi, maxisign);
dsti[i + 4] = clipf_c_one(srci[i + 4], mini, maxi, maxisign);
dsti[i + 5] = clipf_c_one(srci[i + 5], mini, maxi, maxisign);
dsti[i + 6] = clipf_c_one(srci[i + 6], mini, maxi, maxisign);
dsti[i + 7] = clipf_c_one(srci[i + 7], mini, maxi, maxisign);
}
}
static void vector_clipf_c(float *dst, const float *src,
float min, float max, int len)
{
int i;
if (min < 0 && max > 0) {
vector_clipf_c_opposite_sign(dst, src, &min, &max, len);
} else {
for (i = 0; i < len; i += 8) {
dst[i] = av_clipf(src[i], min, max);
dst[i + 1] = av_clipf(src[i + 1], min, max);
dst[i + 2] = av_clipf(src[i + 2], min, max);
dst[i + 3] = av_clipf(src[i + 3], min, max);
dst[i + 4] = av_clipf(src[i + 4], min, max);
dst[i + 5] = av_clipf(src[i + 5], min, max);
dst[i + 6] = av_clipf(src[i + 6], min, max);
dst[i + 7] = av_clipf(src[i + 7], min, max);
}
}
}
static int32_t scalarproduct_int16_c(const int16_t *v1, const int16_t *v2,
int order)
{
int res = 0;
while (order--)
res += *v1++ **v2++;
return res;
}
static void vector_clip_int32_c(int32_t *dst, const int32_t *src, int32_t min,
int32_t max, unsigned int len)
{
do {
*dst++ = av_clip(*src++, min, max);
*dst++ = av_clip(*src++, min, max);
*dst++ = av_clip(*src++, min, max);
*dst++ = av_clip(*src++, min, max);
*dst++ = av_clip(*src++, min, max);
*dst++ = av_clip(*src++, min, max);
*dst++ = av_clip(*src++, min, max);
*dst++ = av_clip(*src++, min, max);
len -= 8;
} while (len > 0);
}
static void jref_idct_put(uint8_t *dest, int line_size, int16_t *block)
{
ff_j_rev_dct(block);
@ -1502,10 +1421,6 @@ av_cold void ff_dsputil_init(DSPContext *c, AVCodecContext *avctx)
c->try_8x8basis = try_8x8basis_c;
c->add_8x8basis = add_8x8basis_c;
c->scalarproduct_int16 = scalarproduct_int16_c;
c->vector_clip_int32 = vector_clip_int32_c;
c->vector_clipf = vector_clipf_c;
c->shrink[0] = av_image_copy_plane;
c->shrink[1] = ff_shrink22;
c->shrink[2] = ff_shrink44;

29
libavcodec/dsputil.h
View File

@ -125,11 +125,6 @@ typedef struct DSPContext {
void (*bswap_buf)(uint32_t *dst, const uint32_t *src, int w);
void (*bswap16_buf)(uint16_t *dst, const uint16_t *src, int len);
/* assume len is a multiple of 8, and arrays are 16-byte aligned */
void (*vector_clipf)(float *dst /* align 16 */,
const float *src /* align 16 */,
float min, float max, int len /* align 16 */);
/* (I)DCT */
void (*fdct)(int16_t *block /* align 16 */);
void (*fdct248)(int16_t *block /* align 16 */);
@ -189,30 +184,6 @@ typedef struct DSPContext {
void (*shrink[4])(uint8_t *dst, int dst_wrap, const uint8_t *src,
int src_wrap, int width, int height);
/**
* Calculate scalar product of two vectors.
* @param len length of vectors, should be multiple of 16
*/
int32_t (*scalarproduct_int16)(const int16_t *v1,
const int16_t *v2 /* align 16 */, int len);
/**
* Clip each element in an array of int32_t to a given minimum and
* maximum value.
* @param dst destination array
* constraints: 16-byte aligned
* @param src source array
* constraints: 16-byte aligned
* @param min minimum value
* constraints: must be in the range [-(1 << 24), 1 << 24]
* @param max maximum value
* constraints: must be in the range [-(1 << 24), 1 << 24]
* @param len number of elements in the array
* constraints: multiple of 32 greater than zero
*/
void (*vector_clip_int32)(int32_t *dst, const int32_t *src, int32_t min,
int32_t max, unsigned int len);
} DSPContext;
void ff_dsputil_static_init(void);

2
libavcodec/ppc/Makefile
View File

@ -1,5 +1,6 @@
OBJS += ppc/fmtconvert_altivec.o \
OBJS-$(CONFIG_AUDIODSP) += ppc/audiodsp.o
OBJS-$(CONFIG_BLOCKDSP) += ppc/blockdsp.o
OBJS-$(CONFIG_DSPUTIL) += ppc/dsputil_ppc.o
OBJS-$(CONFIG_FFT) += ppc/fft_altivec.o
@ -24,7 +25,6 @@ ALTIVEC-OBJS-$(CONFIG_DSPUTIL) += ppc/dsputil_altivec.o \
ppc/fdct_altivec.o \
ppc/gmc_altivec.o \
ppc/idct_altivec.o \
ppc/int_altivec.o \
FFT-OBJS-$(HAVE_GNU_AS) += ppc/fft_altivec_s.o
ALTIVEC-OBJS-$(CONFIG_FFT) += $(FFT-OBJS-yes)

18
libavcodec/ppc/int_altivec.c → libavcodec/ppc/audiodsp.c
View File

@ -20,7 +20,7 @@
/**
* @file
* miscellaneous integer operations
* miscellaneous audio operations
*/
#include "config.h"
@ -29,10 +29,13 @@
#endif
#include "libavutil/attributes.h"
#include "libavutil/cpu.h"
#include "libavutil/ppc/cpu.h"
#include "libavutil/ppc/types_altivec.h"
#include "libavutil/ppc/util_altivec.h"
#include "libavcodec/dsputil.h"
#include "dsputil_altivec.h"
#include "libavcodec/audiodsp.h"
#if HAVE_ALTIVEC
static int32_t scalarproduct_int16_altivec(const int16_t *v1, const int16_t *v2,
int order)
@ -56,7 +59,14 @@ static int32_t scalarproduct_int16_altivec(const int16_t *v1, const int16_t *v2,
return ires;
}
av_cold void ff_int_init_altivec(DSPContext *c, AVCodecContext *avctx)
#endif /* HAVE_ALTIVEC */
av_cold void ff_audiodsp_init_ppc(AudioDSPContext *c)
{
#if HAVE_ALTIVEC
if (!PPC_ALTIVEC(av_get_cpu_flags()))
return;
c->scalarproduct_int16 = scalarproduct_int16_altivec;
#endif /* HAVE_ALTIVEC */
}

1
libavcodec/ppc/dsputil_altivec.h
View File

@ -35,6 +35,5 @@ void ff_idct_add_altivec(uint8_t *dest, int line_size, int16_t *block);
void ff_dsputil_init_altivec(DSPContext *c, AVCodecContext *avctx,
unsigned high_bit_depth);
void ff_int_init_altivec(DSPContext *c, AVCodecContext *avctx);
#endif /* AVCODEC_PPC_DSPUTIL_ALTIVEC_H */

2
libavcodec/ppc/dsputil_ppc.c
View File

@ -34,7 +34,7 @@ av_cold void ff_dsputil_init_ppc(DSPContext *c, AVCodecContext *avctx,
{
if (PPC_ALTIVEC(av_get_cpu_flags())) {
ff_dsputil_init_altivec(c, avctx, high_bit_depth);
ff_int_init_altivec(c, avctx);
c->gmc1 = ff_gmc1_altivec;
if (!high_bit_depth) {

14
libavcodec/takdec.c
View File

@ -28,8 +28,8 @@
#include "libavutil/internal.h"
#include "libavutil/samplefmt.h"
#include "tak.h"
#include "audiodsp.h"
#include "avcodec.h"
#include "dsputil.h"
#include "internal.h"
#include "unary.h"
@ -45,7 +45,7 @@ typedef struct MCDParam {
typedef struct TAKDecContext {
AVCodecContext *avctx; // parent AVCodecContext
DSPContext dsp;
AudioDSPContext adsp;
TAKStreamInfo ti;
GetBitContext gb; // bitstream reader initialized to start at the current frame
@ -172,7 +172,7 @@ static av_cold int tak_decode_init(AVCodecContext *avctx)
{
TAKDecContext *s = avctx->priv_data;
ff_dsputil_init(&s->dsp, avctx);
ff_audiodsp_init(&s->adsp);
s->avctx = avctx;
@ -484,8 +484,8 @@ static int decode_subframe(TAKDecContext *s, int32_t *decoded,
for (i = 0; i < subframe_size - filter_order; i++) {
int v = 1 << (filter_quant - 1);
v += s->dsp.scalarproduct_int16(&s->residues[i], filter,
FFALIGN(filter_order, 16));
v += s->adsp.scalarproduct_int16(&s->residues[i], filter,
FFALIGN(filter_order, 16));
v = (av_clip(v >> filter_quant, -8192, 8191) << dshift) - *decoded;
*decoded++ = v;
@ -654,8 +654,8 @@ static int decorrelate(TAKDecContext *s, int c1, int c2, int length)
for (i = 0; i < length2; i++) {
int v = 1 << 9;
v += s->dsp.scalarproduct_int16(&s->residues[i], filter,
FFALIGN(filter_order, 16));
v += s->adsp.scalarproduct_int16(&s->residues[i], filter,
FFALIGN(filter_order, 16));
p1[i] = (av_clip(v >> 10, -8192, 8191) << dshift) - p1[i];
}

3
libavcodec/x86/Makefile
View File

@ -2,6 +2,7 @@ OBJS += x86/constants.o \
x86/fmtconvert_init.o \
OBJS-$(CONFIG_AC3DSP) += x86/ac3dsp_init.o
OBJS-$(CONFIG_AUDIODSP) += x86/audiodsp_init.o
OBJS-$(CONFIG_DCT) += x86/dct_init.o
OBJS-$(CONFIG_DSPUTIL) += x86/dsputil_init.o
OBJS-$(CONFIG_ENCODERS) += x86/dsputilenc_mmx.o \
@ -44,6 +45,7 @@ OBJS-$(CONFIG_VP7_DECODER) += x86/vp8dsp_init.o
OBJS-$(CONFIG_VP8_DECODER) += x86/vp8dsp_init.o
OBJS-$(CONFIG_VP9_DECODER) += x86/vp9dsp_init.o
MMX-OBJS-$(CONFIG_AUDIODSP) += x86/audiodsp_mmx.o
MMX-OBJS-$(CONFIG_BLOCKDSP) += x86/blockdsp_mmx.o
MMX-OBJS-$(CONFIG_DSPUTIL) += x86/dsputil_mmx.o \
x86/idct_mmx_xvid.o \
@ -61,6 +63,7 @@ YASM-OBJS += x86/deinterlace.o \
x86/fmtconvert.o \
YASM-OBJS-$(CONFIG_AC3DSP) += x86/ac3dsp.o
YASM-OBJS-$(CONFIG_AUDIODSP) += x86/audiodsp.o
YASM-OBJS-$(CONFIG_DCT) += x86/dct32.o
YASM-OBJS-$(CONFIG_DNXHD_ENCODER) += x86/dnxhdenc.o
YASM-OBJS-$(CONFIG_DSPUTIL) += x86/dsputil.o

137
libavcodec/x86/audiodsp.asm Normal file
View File

@ -0,0 +1,137 @@
;******************************************************************************
;* optimized audio functions
;* Copyright (c) 2008 Loren Merritt
;*
;* This file is part of Libav.
;*
;* Libav is free software; you can redistribute it and/or
;* modify it under the terms of the GNU Lesser General Public
;* License as published by the Free Software Foundation; either
;* version 2.1 of the License, or (at your option) any later version.
;*
;* Libav is distributed in the hope that it will be useful,
;* but WITHOUT ANY WARRANTY; without even the implied warranty of
;* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
;* Lesser General Public License for more details.
;*
;* You should have received a copy of the GNU Lesser General Public
;* License along with Libav; if not, write to the Free Software
;* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
;******************************************************************************
%include "libavutil/x86/x86util.asm"
SECTION_TEXT
%macro SCALARPRODUCT 0
; int ff_scalarproduct_int16(int16_t *v1, int16_t *v2, int order)
cglobal scalarproduct_int16, 3,3,3, v1, v2, order
shl orderq, 1
add v1q, orderq
add v2q, orderq
neg orderq
pxor m2, m2
.loop:
movu m0, [v1q + orderq]
movu m1, [v1q + orderq + mmsize]
pmaddwd m0, [v2q + orderq]
pmaddwd m1, [v2q + orderq + mmsize]
paddd m2, m0
paddd m2, m1
add orderq, mmsize*2
jl .loop
%if mmsize == 16
movhlps m0, m2
paddd m2, m0
pshuflw m0, m2, 0x4e
%else
pshufw m0, m2, 0x4e
%endif
paddd m2, m0
movd eax, m2
RET
%endmacro
INIT_MMX mmxext
SCALARPRODUCT
INIT_XMM sse2
SCALARPRODUCT
;-----------------------------------------------------------------------------
; void ff_vector_clip_int32(int32_t *dst, const int32_t *src, int32_t min,
; int32_t max, unsigned int len)
;-----------------------------------------------------------------------------
; %1 = number of xmm registers used
; %2 = number of inline load/process/store loops per asm loop
; %3 = process 4*mmsize (%3=0) or 8*mmsize (%3=1) bytes per loop
; %4 = CLIPD function takes min/max as float instead of int (CLIPD_SSE2)
; %5 = suffix
%macro VECTOR_CLIP_INT32 4-5
cglobal vector_clip_int32%5, 5,5,%1, dst, src, min, max, len
%if %4
cvtsi2ss m4, minm
cvtsi2ss m5, maxm
%else
movd m4, minm
movd m5, maxm
%endif
SPLATD m4
SPLATD m5
.loop:
%assign %%i 1
%rep %2
mova m0, [srcq+mmsize*0*%%i]
mova m1, [srcq+mmsize*1*%%i]
mova m2, [srcq+mmsize*2*%%i]
mova m3, [srcq+mmsize*3*%%i]
%if %3
mova m7, [srcq+mmsize*4*%%i]
mova m8, [srcq+mmsize*5*%%i]
mova m9, [srcq+mmsize*6*%%i]
mova m10, [srcq+mmsize*7*%%i]
%endif
CLIPD m0, m4, m5, m6
CLIPD m1, m4, m5, m6
CLIPD m2, m4, m5, m6
CLIPD m3, m4, m5, m6
%if %3
CLIPD m7, m4, m5, m6
CLIPD m8, m4, m5, m6
CLIPD m9, m4, m5, m6
CLIPD m10, m4, m5, m6
%endif
mova [dstq+mmsize*0*%%i], m0
mova [dstq+mmsize*1*%%i], m1
mova [dstq+mmsize*2*%%i], m2
mova [dstq+mmsize*3*%%i], m3
%if %3
mova [dstq+mmsize*4*%%i], m7
mova [dstq+mmsize*5*%%i], m8
mova [dstq+mmsize*6*%%i], m9
mova [dstq+mmsize*7*%%i], m10
%endif
%assign %%i %%i+1
%endrep
add srcq, mmsize*4*(%2+%3)
add dstq, mmsize*4*(%2+%3)
sub lend, mmsize*(%2+%3)
jg .loop
REP_RET
%endmacro
INIT_MMX mmx
%define CLIPD CLIPD_MMX
VECTOR_CLIP_INT32 0, 1, 0, 0
INIT_XMM sse2
VECTOR_CLIP_INT32 6, 1, 0, 0, _int
%define CLIPD CLIPD_SSE2
VECTOR_CLIP_INT32 6, 2, 0, 1
INIT_XMM sse4
%define CLIPD CLIPD_SSE41
%ifdef m8
VECTOR_CLIP_INT32 11, 1, 1, 0
%else
VECTOR_CLIP_INT32 6, 1, 0, 0
%endif

25
libavcodec/x86/audiodsp.h Normal file
View File

@ -0,0 +1,25 @@
/*
* This file is part of Libav.
*
* Libav is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* Libav is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef AVCODEC_X86_AUDIODSP_H
#define AVCODEC_X86_AUDIODSP_H
void ff_vector_clipf_sse(float *dst, const float *src,
float min, float max, int len);
#endif /* AVCODEC_X86_AUDIODSP_H */

66
libavcodec/x86/audiodsp_init.c Normal file
View File

@ -0,0 +1,66 @@
/*
* This file is part of Libav.
*
* Libav is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* Libav is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <stdint.h>
#include "config.h"
#include "libavutil/attributes.h"
#include "libavutil/cpu.h"
#include "libavutil/x86/asm.h"
#include "libavutil/x86/cpu.h"
#include "libavcodec/audiodsp.h"
#include "audiodsp.h"
int32_t ff_scalarproduct_int16_mmxext(const int16_t *v1, const int16_t *v2,
int order);
int32_t ff_scalarproduct_int16_sse2(const int16_t *v1, const int16_t *v2,
int order);
void ff_vector_clip_int32_mmx(int32_t *dst, const int32_t *src,
int32_t min, int32_t max, unsigned int len);
void ff_vector_clip_int32_sse2(int32_t *dst, const int32_t *src,
int32_t min, int32_t max, unsigned int len);
void ff_vector_clip_int32_int_sse2(int32_t *dst, const int32_t *src,
int32_t min, int32_t max, unsigned int len);
void ff_vector_clip_int32_sse4(int32_t *dst, const int32_t *src,
int32_t min, int32_t max, unsigned int len);
av_cold void ff_audiodsp_init_x86(AudioDSPContext *c)
{
int cpu_flags = av_get_cpu_flags();
if (EXTERNAL_MMX(cpu_flags))
c->vector_clip_int32 = ff_vector_clip_int32_mmx;
if (EXTERNAL_MMXEXT(cpu_flags))
c->scalarproduct_int16 = ff_scalarproduct_int16_mmxext;
if (INLINE_SSE(cpu_flags))
c->vector_clipf = ff_vector_clipf_sse;
if (EXTERNAL_SSE2(cpu_flags)) {
c->scalarproduct_int16 = ff_scalarproduct_int16_sse2;
if (cpu_flags & AV_CPU_FLAG_ATOM)
c->vector_clip_int32 = ff_vector_clip_int32_int_sse2;
else
c->vector_clip_int32 = ff_vector_clip_int32_sse2;
}
if (EXTERNAL_SSE4(cpu_flags))
c->vector_clip_int32 = ff_vector_clip_int32_sse4;
}

58
libavcodec/x86/audiodsp_mmx.c Normal file
View File

@ -0,0 +1,58 @@
/*
* This file is part of Libav.
*
* Libav is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* Libav is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "config.h"
#include "libavutil/x86/asm.h"
#include "audiodsp.h"
#if HAVE_INLINE_ASM
void ff_vector_clipf_sse(float *dst, const float *src,
float min, float max, int len)
{
x86_reg i = (len - 16) * 4;
__asm__ volatile (
"movss %3, %%xmm4 \n\t"
"movss %4, %%xmm5 \n\t"
"shufps $0, %%xmm4, %%xmm4 \n\t"
"shufps $0, %%xmm5, %%xmm5 \n\t"
"1: \n\t"
"movaps (%2, %0), %%xmm0 \n\t" // 3/1 on intel
"movaps 16(%2, %0), %%xmm1 \n\t"
"movaps 32(%2, %0), %%xmm2 \n\t"
"movaps 48(%2, %0), %%xmm3 \n\t"
"maxps %%xmm4, %%xmm0 \n\t"
"maxps %%xmm4, %%xmm1 \n\t"
"maxps %%xmm4, %%xmm2 \n\t"
"maxps %%xmm4, %%xmm3 \n\t"
"minps %%xmm5, %%xmm0 \n\t"
"minps %%xmm5, %%xmm1 \n\t"
"minps %%xmm5, %%xmm2 \n\t"
"minps %%xmm5, %%xmm3 \n\t"
"movaps %%xmm0, (%1, %0) \n\t"
"movaps %%xmm1, 16(%1, %0) \n\t"
"movaps %%xmm2, 32(%1, %0) \n\t"
"movaps %%xmm3, 48(%1, %0) \n\t"
"sub $64, %0 \n\t"
"jge 1b \n\t"
: "+&r" (i)
: "r" (dst), "r" (src), "m" (min), "m" (max)
: "memory");
}
#endif /* HAVE_INLINE_ASM */

113
libavcodec/x86/dsputil.asm
View File

@ -26,119 +26,6 @@ pb_bswap32: db 3, 2, 1, 0, 7, 6, 5, 4, 11, 10, 9, 8, 15, 14, 13, 12
SECTION_TEXT
%macro SCALARPRODUCT 0
; int ff_scalarproduct_int16(int16_t *v1, int16_t *v2, int order)
cglobal scalarproduct_int16, 3,3,3, v1, v2, order
shl orderq, 1
add v1q, orderq
add v2q, orderq
neg orderq
pxor m2, m2
.loop:
movu m0, [v1q + orderq]
movu m1, [v1q + orderq + mmsize]
pmaddwd m0, [v2q + orderq]
pmaddwd m1, [v2q + orderq + mmsize]
paddd m2, m0
paddd m2, m1
add orderq, mmsize*2
jl .loop
%if mmsize == 16
movhlps m0, m2
paddd m2, m0
pshuflw m0, m2, 0x4e
%else
pshufw m0, m2, 0x4e
%endif
paddd m2, m0
movd eax, m2
RET
%endmacro
INIT_MMX mmxext
SCALARPRODUCT
INIT_XMM sse2
SCALARPRODUCT
;-----------------------------------------------------------------------------
; void ff_vector_clip_int32(int32_t *dst, const int32_t *src, int32_t min,
; int32_t max, unsigned int len)
;-----------------------------------------------------------------------------
; %1 = number of xmm registers used
; %2 = number of inline load/process/store loops per asm loop
; %3 = process 4*mmsize (%3=0) or 8*mmsize (%3=1) bytes per loop
; %4 = CLIPD function takes min/max as float instead of int (CLIPD_SSE2)
; %5 = suffix
%macro VECTOR_CLIP_INT32 4-5
cglobal vector_clip_int32%5, 5,5,%1, dst, src, min, max, len
%if %4
cvtsi2ss m4, minm
cvtsi2ss m5, maxm
%else
movd m4, minm
movd m5, maxm
%endif
SPLATD m4
SPLATD m5
.loop:
%assign %%i 1
%rep %2
mova m0, [srcq+mmsize*0*%%i]
mova m1, [srcq+mmsize*1*%%i]
mova m2, [srcq+mmsize*2*%%i]
mova m3, [srcq+mmsize*3*%%i]
%if %3
mova m7, [srcq+mmsize*4*%%i]
mova m8, [srcq+mmsize*5*%%i]
mova m9, [srcq+mmsize*6*%%i]
mova m10, [srcq+mmsize*7*%%i]
%endif
CLIPD m0, m4, m5, m6
CLIPD m1, m4, m5, m6
CLIPD m2, m4, m5, m6
CLIPD m3, m4, m5, m6
%if %3
CLIPD m7, m4, m5, m6
CLIPD m8, m4, m5, m6
CLIPD m9, m4, m5, m6
CLIPD m10, m4, m5, m6
%endif
mova [dstq+mmsize*0*%%i], m0
mova [dstq+mmsize*1*%%i], m1
mova [dstq+mmsize*2*%%i], m2
mova [dstq+mmsize*3*%%i], m3
%if %3
mova [dstq+mmsize*4*%%i], m7
mova [dstq+mmsize*5*%%i], m8
mova [dstq+mmsize*6*%%i], m9
mova [dstq+mmsize*7*%%i], m10
%endif
%assign %%i %%i+1
%endrep
add srcq, mmsize*4*(%2+%3)
add dstq, mmsize*4*(%2+%3)
sub lend, mmsize*(%2+%3)
jg .loop
REP_RET
%endmacro
INIT_MMX mmx
%define CLIPD CLIPD_MMX
VECTOR_CLIP_INT32 0, 1, 0, 0
INIT_XMM sse2
VECTOR_CLIP_INT32 6, 1, 0, 0, _int
%define CLIPD CLIPD_SSE2
VECTOR_CLIP_INT32 6, 2, 0, 1
INIT_XMM sse4
%define CLIPD CLIPD_SSE41
%ifdef m8
VECTOR_CLIP_INT32 11, 1, 1, 0
%else
VECTOR_CLIP_INT32 6, 1, 0, 0
%endif
; %1 = aligned/unaligned
%macro BSWAP_LOOPS 1
mov r3, r2

50
libavcodec/x86/dsputil_init.c
View File

@ -26,23 +26,9 @@
#include "dsputil_x86.h"
#include "idct_xvid.h"
int32_t ff_scalarproduct_int16_mmxext(const int16_t *v1, const int16_t *v2,
int order);
int32_t ff_scalarproduct_int16_sse2(const int16_t *v1, const int16_t *v2,
int order);
void ff_bswap32_buf_ssse3(uint32_t *dst, const uint32_t *src, int w);
void ff_bswap32_buf_sse2(uint32_t *dst, const uint32_t *src, int w);
void ff_vector_clip_int32_mmx(int32_t *dst, const int32_t *src,
int32_t min, int32_t max, unsigned int len);
void ff_vector_clip_int32_sse2(int32_t *dst, const int32_t *src,
int32_t min, int32_t max, unsigned int len);
void ff_vector_clip_int32_int_sse2(int32_t *dst, const int32_t *src,
int32_t min, int32_t max, unsigned int len);
void ff_vector_clip_int32_sse4(int32_t *dst, const int32_t *src,
int32_t min, int32_t max, unsigned int len);
static av_cold void dsputil_init_mmx(DSPContext *c, AVCodecContext *avctx,
int cpu_flags, unsigned high_bit_depth)
{
@ -72,10 +58,6 @@ static av_cold void dsputil_init_mmx(DSPContext *c, AVCodecContext *avctx,
c->gmc = ff_gmc_mmx;
#endif /* HAVE_MMX_INLINE */
#if HAVE_MMX_EXTERNAL
c->vector_clip_int32 = ff_vector_clip_int32_mmx;
#endif /* HAVE_MMX_EXTERNAL */
}
static av_cold void dsputil_init_mmxext(DSPContext *c, AVCodecContext *avctx,
@ -88,18 +70,6 @@ static av_cold void dsputil_init_mmxext(DSPContext *c, AVCodecContext *avctx,
c->idct = ff_idct_xvid_mmxext;
}
#endif /* HAVE_MMXEXT_INLINE */
#if HAVE_MMXEXT_EXTERNAL
c->scalarproduct_int16 = ff_scalarproduct_int16_mmxext;
#endif /* HAVE_MMXEXT_EXTERNAL */
}
static av_cold void dsputil_init_sse(DSPContext *c, AVCodecContext *avctx,
int cpu_flags, unsigned high_bit_depth)
{
#if HAVE_SSE_INLINE
c->vector_clipf = ff_vector_clipf_sse;
#endif /* HAVE_SSE_INLINE */
}
static av_cold void dsputil_init_sse2(DSPContext *c, AVCodecContext *avctx,
@ -115,12 +85,6 @@ static av_cold void dsputil_init_sse2(DSPContext *c, AVCodecContext *avctx,
#endif /* HAVE_SSE2_INLINE */
#if HAVE_SSE2_EXTERNAL
c->scalarproduct_int16 = ff_scalarproduct_int16_sse2;
if (cpu_flags & AV_CPU_FLAG_ATOM) {
c->vector_clip_int32 = ff_vector_clip_int32_int_sse2;
} else {
c->vector_clip_int32 = ff_vector_clip_int32_sse2;
}
c->bswap_buf = ff_bswap32_buf_sse2;
#endif /* HAVE_SSE2_EXTERNAL */
}
@ -133,14 +97,6 @@ static av_cold void dsputil_init_ssse3(DSPContext *c, AVCodecContext *avctx,
#endif /* HAVE_SSSE3_EXTERNAL */
}
static av_cold void dsputil_init_sse4(DSPContext *c, AVCodecContext *avctx,
int cpu_flags, unsigned high_bit_depth)
{
#if HAVE_SSE4_EXTERNAL
c->vector_clip_int32 = ff_vector_clip_int32_sse4;
#endif /* HAVE_SSE4_EXTERNAL */
}
av_cold void ff_dsputil_init_x86(DSPContext *c, AVCodecContext *avctx,
unsigned high_bit_depth)
{
@ -152,18 +108,12 @@ av_cold void ff_dsputil_init_x86(DSPContext *c, AVCodecContext *avctx,
if (X86_MMXEXT(cpu_flags))
dsputil_init_mmxext(c, avctx, cpu_flags, high_bit_depth);
if (X86_SSE(cpu_flags))
dsputil_init_sse(c, avctx, cpu_flags, high_bit_depth);
if (X86_SSE2(cpu_flags))
dsputil_init_sse2(c, avctx, cpu_flags, high_bit_depth);
if (EXTERNAL_SSSE3(cpu_flags))
dsputil_init_ssse3(c, avctx, cpu_flags, high_bit_depth);
if (EXTERNAL_SSE4(cpu_flags))
dsputil_init_sse4(c, avctx, cpu_flags, high_bit_depth);
if (CONFIG_ENCODERS)
ff_dsputilenc_init_mmx(c, avctx, high_bit_depth);
}

34
libavcodec/x86/dsputil_mmx.c
View File

@ -25,7 +25,6 @@
#include "config.h"
#include "libavutil/cpu.h"
#include "libavutil/x86/asm.h"
#include "constants.h"
#include "dsputil_x86.h"
#include "inline_asm.h"
@ -375,37 +374,4 @@ void ff_gmc_mmx(uint8_t *dst, uint8_t *src,
}
}
void ff_vector_clipf_sse(float *dst, const float *src,
float min, float max, int len)
{
x86_reg i = (len - 16) * 4;
__asm__ volatile (
"movss %3, %%xmm4 \n\t"
"movss %4, %%xmm5 \n\t"
"shufps $0, %%xmm4, %%xmm4 \n\t"
"shufps $0, %%xmm5, %%xmm5 \n\t"
"1: \n\t"
"movaps (%2, %0), %%xmm0 \n\t" // 3/1 on intel
"movaps 16(%2, %0), %%xmm1 \n\t"
"movaps 32(%2, %0), %%xmm2 \n\t"
"movaps 48(%2, %0), %%xmm3 \n\t"
"maxps %%xmm4, %%xmm0 \n\t"
"maxps %%xmm4, %%xmm1 \n\t"
"maxps %%xmm4, %%xmm2 \n\t"
"maxps %%xmm4, %%xmm3 \n\t"
"minps %%xmm5, %%xmm0 \n\t"
"minps %%xmm5, %%xmm1 \n\t"
"minps %%xmm5, %%xmm2 \n\t"
"minps %%xmm5, %%xmm3 \n\t"
"movaps %%xmm0, (%1, %0) \n\t"
"movaps %%xmm1, 16(%1, %0) \n\t"
"movaps %%xmm2, 32(%1, %0) \n\t"
"movaps %%xmm3, 48(%1, %0) \n\t"
"sub $64, %0 \n\t"
"jge 1b \n\t"
: "+&r" (i)
: "r" (dst), "r" (src), "m" (min), "m" (max)
: "memory");
}
#endif /* HAVE_INLINE_ASM */

3
libavcodec/x86/dsputil_x86.h
View File

@ -46,7 +46,4 @@ void ff_gmc_mmx(uint8_t *dst, uint8_t *src,
int dxx, int dxy, int dyx, int dyy,
int shift, int r, int width, int height);
void ff_vector_clipf_sse(float *dst, const float *src,
float min, float max, int len);
#endif /* AVCODEC_X86_DSPUTIL_X86_H */