noise.c File Reference

#include <stddef.h>
#include "libavcodec/bsf.h"
#include "libavcodec/bsf_internal.h"
#include "libavutil/log.h"
#include "libavutil/opt.h"
#include "libavutil/eval.h"

Go to the source code of this file.

Data Structures
struct	NoiseContext

Macros
#define	OFFSET(x)
#define	FLAGS   (AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_AUDIO_PARAM|AV_OPT_FLAG_BSF_PARAM)

Enumerations
enum	var_name {   VAR_N , VAR_TB , VAR_PTS , VAR_DTS ,   VAR_NOPTS , VAR_STARTPTS , VAR_STARTDTS , VAR_DURATION ,   VAR_D , VAR_POS , VAR_SIZE , VAR_KEY ,   VAR_STATE , VAR_VARS_NB }

Functions
static int	noise_init (AVBSFContext *ctx)
static int	noise (AVBSFContext *ctx, AVPacket *pkt)
static void	noise_close (AVBSFContext *bsf)

Variables
static const char *const	var_names []
static const AVOption	options []
static const AVClass	noise_class
const FFBitStreamFilter	ff_noise_bsf

Macro Definition Documentation

OFFSET

#define OFFSET

(

x

)

Value:

offsetof(NoiseContext, x)

Definition at line 210 of file noise.c.

FLAGS

#define FLAGS   (AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_AUDIO_PARAM|AV_OPT_FLAG_BSF_PARAM)

Definition at line 211 of file noise.c.

Enumeration Type Documentation

var_name

enum var_name

Enumerator
VAR_N
VAR_TB
VAR_PTS
VAR_DTS
VAR_NOPTS
VAR_STARTPTS
VAR_STARTDTS
VAR_DURATION
VAR_D
VAR_POS
VAR_SIZE
VAR_KEY
VAR_STATE
VAR_VARS_NB

Definition at line 46 of file noise.c.

Function Documentation

noise_init()

static int noise_init ( AVBSFContext * ctx )

static

Definition at line 78 of file noise.c.

noise()

static int noise ( AVBSFContext * ctx, AVPacket * pkt )

static

Definition at line 124 of file noise.c.

Referenced by AVFILTER_DEFINE_CLASS(), complex_divide(), complex_multiply(), decode_vector(), dss_sp_sf_synthesis(), ff_eac3_apply_spectral_extension(), ff_line_noise_c(), ff_sbr_hf_apply_noise_0_neon(), ff_sbr_hf_apply_noise_0_sse2(), ff_sbr_hf_apply_noise_1_neon(), ff_sbr_hf_apply_noise_1_sse2(), ff_sbr_hf_apply_noise_2_neon(), ff_sbr_hf_apply_noise_2_sse2(), ff_sbr_hf_apply_noise_3_neon(), ff_sbr_hf_apply_noise_3_sse2(), fguv_32x32xn_c(), fgy_32x32xn_c(), init_noise(), init_quantization_noise(), is_frozen(), noise(), read_custom_noise(), sbr_hf_apply_noise(), sbr_hf_apply_noise(), sbr_hf_apply_noise_0(), sbr_hf_apply_noise_1(), sbr_hf_apply_noise_2(), sbr_hf_apply_noise_3(), swri_noise_shaping_TMPL(), test_hf_apply_noise(), and wma_decode_block().

noise_close()

static void noise_close ( AVBSFContext * bsf )

static

Definition at line 201 of file noise.c.

Variable Documentation

var_names

const char* const var_names[]

static

Initial value:

= {
    "n",                           
    "tb",                          
    "pts",                         
    "dts",                         
    "nopts",                       
    "startpts",                    
    "startdts",                    
    "duration", "d",               
    "pos",                         
    "size",                        
    "key" ,                        
    "state",                       
    NULL
}

Definition at line 30 of file noise.c.

Referenced by activate(), calc_persp_luts(), config_input(), config_input(), config_input(), config_input(), config_input(), config_input(), config_input(), config_input(), config_input(), config_input(), config_output(), config_output(), config_output(), config_output_props(), config_params(), config_props(), config_props(), config_props(), config_props(), drawbox_vaapi_config_output(), eval_expr(), ff_print_eval_expr(), ff_print_formatted_eval_expr(), ff_scale_eval_dimensions(), filter_frame(), filter_frame(), filter_frame(), func_eval_expr(), func_eval_expr_formatted(), generate_kernel(), geq_init(), get_aspect_ratio(), init(), init(), init(), init(), init(), init(), init_axis_color(), init_cqt(), initialize(), libplacebo_init(), modplug_read_header(), noise_init(), nppscale_parse_expr(), pad_opencl_config_output(), pad_vaapi_config_output(), process_command(), process_command(), process_command(), process_command(), scale_parse_expr(), set_enable_expr(), set_expr(), set_expr(), set_expr(), set_expr(), set_expr(), set_expr(), and setts_init().

options

const AVOption options[]

static

Initial value:

= {
    { "amount",     NULL, OFFSET(amount_str),     AV_OPT_TYPE_STRING, { .str = NULL }, 0, 0, FLAGS },
    { "drop",       NULL, OFFSET(drop_str),       AV_OPT_TYPE_STRING, { .str = NULL }, 0, 0, FLAGS },
    { "dropamount", NULL, OFFSET(dropamount),     AV_OPT_TYPE_INT,    { .i64 = 0    }, 0, INT_MAX, FLAGS },
    { NULL },
}

Definition at line 212 of file noise.c.

noise_class

const AVClass noise_class

static

Initial value:

= {
    .class_name = "noise",
    .item_name  = av_default_item_name,
    .option     = options,
    .version    = LIBAVUTIL_VERSION_INT,
}

Definition at line 219 of file noise.c.

ff_noise_bsf

const FFBitStreamFilter ff_noise_bsf

Initial value:

= {
    .p.name         = "noise",
    .p.priv_class   = &noise_class,
    .priv_data_size = sizeof(NoiseContext),
    .init           = noise_init,
    .close          = noise_close,
    .filter         = noise,
}

Definition at line 226 of file noise.c.