FFmpeg
Data Fields
ShowSpectrumContext Struct Reference

Data Fields

const AVClass * class
 
int w
 
int h
 
char * rate_str
 
AVRational auto_frame_rate
 
AVRational frame_rate
 
AVFrame * outpicref
 
AVFrame * in_frame
 
int nb_display_channels
 
int orientation
 
int channel_width
 
int channel_height
 
int sliding
 1 if sliding mode, 0 otherwise More...
 
int mode
 channel display mode More...
 
int color_mode
 display color scheme More...
 
int scale
 
int fscale
 
float saturation
 color saturation multiplier More...
 
float rotation
 color rotation More...
 
int start
 
int stop
 zoom mode More...
 
int data
 
int xpos
 x position (current column) More...
 
AVTXContext ** fft
 Fast Fourier Transform context. More...
 
AVTXContext ** ifft
 Inverse Fast Fourier Transform context. More...
 
av_tx_fn tx_fn
 
av_tx_fn itx_fn
 
int fft_size
 number of coeffs (FFT window size) More...
 
AVComplexFloat ** fft_in
 input FFT coeffs More...
 
AVComplexFloat ** fft_data
 bins holder for each (displayed) channels More...
 
AVComplexFloat ** fft_scratch
 scratch buffers More...
 
float * window_func_lut
 Window function LUT. More...
 
float ** magnitudes
 
float ** phases
 
int win_func
 
int win_size
 
int buf_size
 
double win_scale
 
float overlap
 
float gain
 
int hop_size
 
float * combine_buffer
 color combining buffer (4 * h items) More...
 
float ** color_buffer
 color buffer (4 * h * ch items) More...
 
int64_t pts
 
int64_t old_pts
 
int64_t in_pts
 
int old_len
 
int single_pic
 
int legend
 
int start_x
 
int start_y
 
float drange
 
float limit
 
float dmin
 
float dmax
 
uint64_t samples
 
int(* plot_channel )(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
 
int eof
 
float opacity_factor
 
AVFrame ** frames
 
unsigned int nb_frames
 
unsigned int frames_size
 

Detailed Description

Definition at line 60 of file avf_showspectrum.c.

Field Documentation

◆ class

const AVClass* ShowSpectrumContext::class

Definition at line 61 of file avf_showspectrum.c.

◆ w

int ShowSpectrumContext::w

Definition at line 62 of file avf_showspectrum.c.

◆ h

int ShowSpectrumContext::h

Definition at line 62 of file avf_showspectrum.c.

◆ rate_str

char* ShowSpectrumContext::rate_str

Definition at line 63 of file avf_showspectrum.c.

◆ auto_frame_rate

AVRational ShowSpectrumContext::auto_frame_rate

Definition at line 64 of file avf_showspectrum.c.

◆ frame_rate

AVRational ShowSpectrumContext::frame_rate

Definition at line 65 of file avf_showspectrum.c.

◆ outpicref

AVFrame* ShowSpectrumContext::outpicref

Definition at line 66 of file avf_showspectrum.c.

◆ in_frame

AVFrame* ShowSpectrumContext::in_frame

Definition at line 67 of file avf_showspectrum.c.

◆ nb_display_channels

int ShowSpectrumContext::nb_display_channels

Definition at line 68 of file avf_showspectrum.c.

◆ orientation

int ShowSpectrumContext::orientation

Definition at line 69 of file avf_showspectrum.c.

◆ channel_width

int ShowSpectrumContext::channel_width

Definition at line 70 of file avf_showspectrum.c.

◆ channel_height

int ShowSpectrumContext::channel_height

Definition at line 71 of file avf_showspectrum.c.

◆ sliding

int ShowSpectrumContext::sliding

1 if sliding mode, 0 otherwise

Definition at line 72 of file avf_showspectrum.c.

◆ mode

int ShowSpectrumContext::mode

channel display mode

Definition at line 73 of file avf_showspectrum.c.

◆ color_mode

int ShowSpectrumContext::color_mode

display color scheme

Definition at line 74 of file avf_showspectrum.c.

◆ scale

int ShowSpectrumContext::scale

Definition at line 75 of file avf_showspectrum.c.

◆ fscale

int ShowSpectrumContext::fscale

Definition at line 76 of file avf_showspectrum.c.

◆ saturation

float ShowSpectrumContext::saturation

color saturation multiplier

Definition at line 77 of file avf_showspectrum.c.

◆ rotation

float ShowSpectrumContext::rotation

color rotation

Definition at line 78 of file avf_showspectrum.c.

◆ start

int ShowSpectrumContext::start

Definition at line 79 of file avf_showspectrum.c.

◆ stop

int ShowSpectrumContext::stop

zoom mode

Definition at line 79 of file avf_showspectrum.c.

◆ data

int ShowSpectrumContext::data

Definition at line 80 of file avf_showspectrum.c.

◆ xpos

int ShowSpectrumContext::xpos

x position (current column)

Definition at line 81 of file avf_showspectrum.c.

◆ fft

AVTXContext** ShowSpectrumContext::fft

Fast Fourier Transform context.

Definition at line 82 of file avf_showspectrum.c.

◆ ifft

AVTXContext** ShowSpectrumContext::ifft

Inverse Fast Fourier Transform context.

Definition at line 83 of file avf_showspectrum.c.

◆ tx_fn

av_tx_fn ShowSpectrumContext::tx_fn

Definition at line 84 of file avf_showspectrum.c.

◆ itx_fn

av_tx_fn ShowSpectrumContext::itx_fn

Definition at line 85 of file avf_showspectrum.c.

◆ fft_size

int ShowSpectrumContext::fft_size

number of coeffs (FFT window size)

Definition at line 86 of file avf_showspectrum.c.

◆ fft_in

AVComplexFloat** ShowSpectrumContext::fft_in

input FFT coeffs

Definition at line 87 of file avf_showspectrum.c.

◆ fft_data

AVComplexFloat** ShowSpectrumContext::fft_data

bins holder for each (displayed) channels

Definition at line 88 of file avf_showspectrum.c.

◆ fft_scratch

AVComplexFloat** ShowSpectrumContext::fft_scratch

scratch buffers

Definition at line 89 of file avf_showspectrum.c.

◆ window_func_lut

float* ShowSpectrumContext::window_func_lut

Window function LUT.

Definition at line 90 of file avf_showspectrum.c.

◆ magnitudes

float** ShowSpectrumContext::magnitudes

Definition at line 91 of file avf_showspectrum.c.

◆ phases

float** ShowSpectrumContext::phases

Definition at line 92 of file avf_showspectrum.c.

◆ win_func

int ShowSpectrumContext::win_func

Definition at line 93 of file avf_showspectrum.c.

◆ win_size

int ShowSpectrumContext::win_size

Definition at line 94 of file avf_showspectrum.c.

◆ buf_size

int ShowSpectrumContext::buf_size

Definition at line 95 of file avf_showspectrum.c.

◆ win_scale

double ShowSpectrumContext::win_scale

Definition at line 96 of file avf_showspectrum.c.

◆ overlap

float ShowSpectrumContext::overlap

Definition at line 97 of file avf_showspectrum.c.

◆ gain

float ShowSpectrumContext::gain

Definition at line 98 of file avf_showspectrum.c.

◆ hop_size

int ShowSpectrumContext::hop_size

Definition at line 99 of file avf_showspectrum.c.

◆ combine_buffer

float* ShowSpectrumContext::combine_buffer

color combining buffer (4 * h items)

Definition at line 100 of file avf_showspectrum.c.

◆ color_buffer

float** ShowSpectrumContext::color_buffer

color buffer (4 * h * ch items)

Definition at line 101 of file avf_showspectrum.c.

◆ pts

int64_t ShowSpectrumContext::pts

Definition at line 102 of file avf_showspectrum.c.

◆ old_pts

int64_t ShowSpectrumContext::old_pts

Definition at line 103 of file avf_showspectrum.c.

◆ in_pts

int64_t ShowSpectrumContext::in_pts

Definition at line 104 of file avf_showspectrum.c.

◆ old_len

int ShowSpectrumContext::old_len

Definition at line 105 of file avf_showspectrum.c.

◆ single_pic

int ShowSpectrumContext::single_pic

Definition at line 106 of file avf_showspectrum.c.

◆ legend

int ShowSpectrumContext::legend

Definition at line 107 of file avf_showspectrum.c.

◆ start_x

int ShowSpectrumContext::start_x

Definition at line 108 of file avf_showspectrum.c.

◆ start_y

int ShowSpectrumContext::start_y

Definition at line 108 of file avf_showspectrum.c.

◆ drange

float ShowSpectrumContext::drange

Definition at line 109 of file avf_showspectrum.c.

◆ limit

float ShowSpectrumContext::limit

Definition at line 109 of file avf_showspectrum.c.

◆ dmin

float ShowSpectrumContext::dmin

Definition at line 110 of file avf_showspectrum.c.

◆ dmax

float ShowSpectrumContext::dmax

Definition at line 110 of file avf_showspectrum.c.

◆ samples

uint64_t ShowSpectrumContext::samples

Definition at line 111 of file avf_showspectrum.c.

◆ plot_channel

int(* ShowSpectrumContext::plot_channel) (AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)

Definition at line 112 of file avf_showspectrum.c.

◆ eof

int ShowSpectrumContext::eof

Definition at line 113 of file avf_showspectrum.c.

◆ opacity_factor

float ShowSpectrumContext::opacity_factor

Definition at line 115 of file avf_showspectrum.c.

◆ frames

AVFrame** ShowSpectrumContext::frames

Definition at line 117 of file avf_showspectrum.c.

◆ nb_frames

unsigned int ShowSpectrumContext::nb_frames

Definition at line 118 of file avf_showspectrum.c.

◆ frames_size

unsigned int ShowSpectrumContext::frames_size

Definition at line 119 of file avf_showspectrum.c.

The documentation for this struct was generated from the following file:
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