FFmpeg
Macros | Functions | Variables
mlpdsp_init_arm.c File Reference
#include <stdint.h>
#include "libavutil/arm/cpu.h"
#include "libavutil/attributes.h"
#include "libavcodec/mlpdsp.h"

Go to the source code of this file.

Macros

#define DECLARE_PACK(order, channels, shift)   int32_t ff_mlp_pack_output_##order##order_##channels##ch_##shift##shift_armv6(int32_t, uint16_t, int32_t (*)[], void *, uint8_t*, int8_t *, uint8_t, int);
 
#define ENUMERATE_PACK(order, channels, shift)   ff_mlp_pack_output_##order##order_##channels##ch_##shift##shift_armv6,
 
#define PACK_CHANNELS(macro, order, channels)
 
#define PACK_ORDER(macro, order)
 
#define PACK_ALL(macro)
 
#define ff_mlp_pack_output_outoforder_2ch_mixedshift_armv6   0
 
#define ff_mlp_pack_output_outoforder_6ch_mixedshift_armv6   0
 
#define ff_mlp_pack_output_outoforder_8ch_mixedshift_armv6   0
 

Functions

void ff_mlp_filter_channel_arm (int32_t *state, const int32_t *coeff, int firorder, int iirorder, unsigned int filter_shift, int32_t mask, int blocksize, int32_t *sample_buffer)
 
void ff_mlp_rematrix_channel_arm (int32_t *samples, const int32_t *coeffs, const uint8_t *bypassed_lsbs, const int8_t *noise_buffer, int index, unsigned int dest_ch, uint16_t blockpos, unsigned int maxchan, int matrix_noise_shift, int access_unit_size_pow2, int32_t mask)
 
av_cold void ff_mlpdsp_init_arm (MLPDSPContext *c)
 

Variables

static int32_t(*)(int32_t, uint16_t, int32_t(*)[], void *, uint8_t *, int8_t *, uint8_t, intmlp_select_pack_output_armv6 (uint8_t *ch_assign, int8_t *output_shift, uint8_t max_matrix_channel, int is32)
 

Macro Definition Documentation

#define DECLARE_PACK (   order,
  channels,
  shift 
)    int32_t ff_mlp_pack_output_##order##order_##channels##ch_##shift##shift_armv6(int32_t, uint16_t, int32_t (*)[], void *, uint8_t*, int8_t *, uint8_t, int);

Definition at line 44 of file mlpdsp_init_arm.c.

#define ENUMERATE_PACK (   order,
  channels,
  shift 
)    ff_mlp_pack_output_##order##order_##channels##ch_##shift##shift_armv6,

Definition at line 46 of file mlpdsp_init_arm.c.

#define PACK_CHANNELS (   macro,
  order,
  channels 
)
Value:
macro(order,channels,0) \
macro(order,channels,1) \
macro(order,channels,2) \
macro(order,channels,3) \
macro(order,channels,4) \
macro(order,channels,5) \
macro(order,channels,mixed)
channels
Definition: aptx.c:30

Definition at line 48 of file mlpdsp_init_arm.c.

#define PACK_ORDER (   macro,
  order 
)
Value:
PACK_CHANNELS(macro,order,2) \
PACK_CHANNELS(macro,order,6) \
PACK_CHANNELS(macro,order,8)
#define PACK_CHANNELS(macro, order, channels)

Definition at line 56 of file mlpdsp_init_arm.c.

#define PACK_ALL (   macro)
Value:
PACK_ORDER(macro,outof) \
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 PACK_ORDER(macro, order)

Definition at line 60 of file mlpdsp_init_arm.c.

#define ff_mlp_pack_output_outoforder_2ch_mixedshift_armv6   0

Definition at line 65 of file mlpdsp_init_arm.c.

#define ff_mlp_pack_output_outoforder_6ch_mixedshift_armv6   0

Definition at line 66 of file mlpdsp_init_arm.c.

#define ff_mlp_pack_output_outoforder_8ch_mixedshift_armv6   0

Definition at line 67 of file mlpdsp_init_arm.c.

Function Documentation

void ff_mlp_filter_channel_arm ( int32_t state,
const int32_t coeff,
int  firorder,
int  iirorder,
unsigned int  filter_shift,
int32_t  mask,
int  blocksize,
int32_t sample_buffer 
)

Referenced by ff_mlpdsp_init_arm().

void ff_mlp_rematrix_channel_arm ( int32_t samples,
const int32_t coeffs,
const uint8_t bypassed_lsbs,
const int8_t *  noise_buffer,
int  index,
unsigned int  dest_ch,
uint16_t  blockpos,
unsigned int  maxchan,
int  matrix_noise_shift,
int  access_unit_size_pow2,
int32_t  mask 
)

Referenced by ff_mlpdsp_init_arm().

av_cold void ff_mlpdsp_init_arm ( MLPDSPContext c)

Definition at line 136 of file mlpdsp_init_arm.c.

Referenced by ff_mlpdsp_init().

Variable Documentation

int32_t(*)(int32_t, uint16_t, int32_t (*)[], void *, uint8_t*, int8_t *, uint8_t, int) mlp_select_pack_output_armv6(uint8_t *ch_assign, int8_t *output_shift, uint8_t max_matrix_channel, int is32)
static

Definition at line 89 of file mlpdsp_init_arm.c.

Referenced by ff_mlpdsp_init_arm().