vf_vectorscope.c File Reference

#include "libavutil/avassert.h"
#include "libavutil/opt.h"
#include "libavutil/parseutils.h"
#include "libavutil/pixdesc.h"
#include "avfilter.h"
#include "formats.h"
#include "internal.h"
#include "video.h"

Go to the source code of this file.

Data Structures
struct	VectorscopeContext

Macros
#define	OFFSET(x)   offsetof(VectorscopeContext, x)
#define	FLAGS   AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM

Enumerations
enum	VectorscopeMode {   GRAY, COLOR, COLOR2, COLOR3,   COLOR4, MODE_NB }

Functions
	AVFILTER_DEFINE_CLASS (vectorscope)
static int	query_formats (AVFilterContext *ctx)
static int	config_input (AVFilterLink *inlink)
static int	config_output (AVFilterLink *outlink)
static void	envelope_instant (VectorscopeContext *s, AVFrame *out)
static void	envelope_peak (VectorscopeContext *s, AVFrame *out)
static void	envelope (VectorscopeContext *s, AVFrame *out)
static void	vectorscope (VectorscopeContext *s, AVFrame *in, AVFrame *out, int pd)
static int	filter_frame (AVFilterLink *inlink, AVFrame *in)

Variables
static const AVOption	vectorscope_options []
static enum AVPixelFormat	out_yuv_pix_fmts []
static enum AVPixelFormat	out_rgb_pix_fmts []
static enum AVPixelFormat	in1_pix_fmts []
static enum AVPixelFormat	in2_pix_fmts []
static const uint8_t	black_yuva_color [4] = { 0, 127, 127, 0 }
static const uint8_t	black_gbrp_color [4] = { 0, 0, 0, 0 }
static const AVFilterPad	inputs []
static const AVFilterPad	outputs []
AVFilter	ff_vf_vectorscope

Macro Definition Documentation

#define OFFSET

(

x

)

offsetof(VectorscopeContext, x)

Definition at line 54 of file vf_vectorscope.c.

#define FLAGS   AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM

Definition at line 55 of file vf_vectorscope.c.

Enumeration Type Documentation

enum VectorscopeMode

Enumerator
GRAY
COLOR
COLOR2
COLOR3
COLOR4
MODE_NB

Definition at line 30 of file vf_vectorscope.c.

Function Documentation

AVFILTER_DEFINE_CLASS

(

vectorscope

)

static int query_formats ( AVFilterContext *  ctx )

static

Definition at line 106 of file vf_vectorscope.c.

static int config_input ( AVFilterLink *  inlink )

static

Definition at line 150 of file vf_vectorscope.c.

static int config_output ( AVFilterLink *  outlink )

static

Definition at line 187 of file vf_vectorscope.c.

static void envelope_instant ( VectorscopeContext *  s, AVFrame *  out  )

static

Definition at line 199 of file vf_vectorscope.c.

Referenced by envelope(), and envelope_peak().

static void envelope_peak ( VectorscopeContext *  s, AVFrame *  out  )

static

Definition at line 219 of file vf_vectorscope.c.

Referenced by envelope().

static void envelope ( VectorscopeContext *  s, AVFrame *  out  )

static

Definition at line 249 of file vf_vectorscope.c.

Referenced by vectorscope().

static void vectorscope ( VectorscopeContext *  s, AVFrame *  in, AVFrame *  out, int  pd  )

static

Definition at line 260 of file vf_vectorscope.c.

Referenced by avfilter_register_all(), and filter_frame().

static int filter_frame ( AVFilterLink *  inlink, AVFrame *  in  )

static

Definition at line 408 of file vf_vectorscope.c.

Variable Documentation

const AVOption vectorscope_options[]

static

Initial value:

= {
    { "mode", "set vectorscope mode", OFFSET(mode), AV_OPT_TYPE_INT, {.i64=0}, 0, MODE_NB-1, FLAGS, "mode"},
    { "m",    "set vectorscope mode", OFFSET(mode), AV_OPT_TYPE_INT, {.i64=0}, 0, MODE_NB-1, FLAGS, "mode"},
    {   "gray",   0, 0, AV_OPT_TYPE_CONST, {.i64=GRAY},   0, 0, FLAGS, "mode" },
    {   "color",  0, 0, AV_OPT_TYPE_CONST, {.i64=COLOR},  0, 0, FLAGS, "mode" },
    {   "color2", 0, 0, AV_OPT_TYPE_CONST, {.i64=COLOR2}, 0, 0, FLAGS, "mode" },
    {   "color3", 0, 0, AV_OPT_TYPE_CONST, {.i64=COLOR3}, 0, 0, FLAGS, "mode" },
    {   "color4", 0, 0, AV_OPT_TYPE_CONST, {.i64=COLOR4}, 0, 0, FLAGS, "mode" },
    { "x", "set color component on X axis", OFFSET(x), AV_OPT_TYPE_INT, {.i64=1}, 0, 2, FLAGS},
    { "y", "set color component on Y axis", OFFSET(y), AV_OPT_TYPE_INT, {.i64=2}, 0, 2, FLAGS},
    { "intensity", "set intensity", OFFSET(fintensity), AV_OPT_TYPE_FLOAT, {.dbl=0.004}, 0, 1, FLAGS},
    { "i",         "set intensity", OFFSET(fintensity), AV_OPT_TYPE_FLOAT, {.dbl=0.004}, 0, 1, FLAGS},
    { "envelope",  "set envelope", OFFSET(envelope), AV_OPT_TYPE_INT, {.i64=0}, 0, 3, FLAGS, "envelope"},
    { "e",         "set envelope", OFFSET(envelope), AV_OPT_TYPE_INT, {.i64=0}, 0, 3, FLAGS, "envelope"},
    {   "none",         0, 0, AV_OPT_TYPE_CONST, {.i64=0}, 0, 0, FLAGS, "envelope" },
    {   "instant",      0, 0, AV_OPT_TYPE_CONST, {.i64=1}, 0, 0, FLAGS, "envelope" },
    {   "peak",         0, 0, AV_OPT_TYPE_CONST, {.i64=2}, 0, 0, FLAGS, "envelope" },
    {   "peak+instant", 0, 0, AV_OPT_TYPE_CONST, {.i64=3}, 0, 0, FLAGS, "envelope" },
    { NULL }
}

Definition at line 57 of file vf_vectorscope.c.

enum AVPixelFormat out_yuv_pix_fmts[]

static

Initial value:

= {
    AV_PIX_FMT_YUVA444P, AV_PIX_FMT_YUV444P,
    AV_PIX_FMT_NONE
}

Definition at line 80 of file vf_vectorscope.c.

Referenced by query_formats().

enum AVPixelFormat out_rgb_pix_fmts[]

static

Initial value:

= {
    AV_PIX_FMT_GBRAP, AV_PIX_FMT_GBRP,
    AV_PIX_FMT_NONE
}

Definition at line 85 of file vf_vectorscope.c.

Referenced by query_formats().

enum AVPixelFormat in1_pix_fmts[]

static

Initial value:

= {
    AV_PIX_FMT_YUVA444P, AV_PIX_FMT_YUV444P, AV_PIX_FMT_YUVJ444P,
    AV_PIX_FMT_GBRAP, AV_PIX_FMT_GBRP,
    AV_PIX_FMT_NONE
}

Definition at line 90 of file vf_vectorscope.c.

Referenced by query_formats().

enum AVPixelFormat in2_pix_fmts[]

static

Initial value:

= {
    AV_PIX_FMT_YUVA420P, AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUVJ420P,
    AV_PIX_FMT_YUVA422P, AV_PIX_FMT_YUV422P, AV_PIX_FMT_YUVJ422P,
    AV_PIX_FMT_YUV411P,  AV_PIX_FMT_YUVJ411P,
    AV_PIX_FMT_YUV440P,  AV_PIX_FMT_YUV410P,
    AV_PIX_FMT_YUVA444P, AV_PIX_FMT_YUV444P, AV_PIX_FMT_YUVJ444P,
    AV_PIX_FMT_GBRAP, AV_PIX_FMT_GBRP,
    AV_PIX_FMT_NONE
}

Definition at line 96 of file vf_vectorscope.c.

Referenced by query_formats().

const uint8_t black_yuva_color[4] = { 0, 127, 127, 0 }

static

Definition at line 147 of file vf_vectorscope.c.

Referenced by config_input().

const uint8_t black_gbrp_color[4] = { 0, 0, 0, 0 }

static

Definition at line 148 of file vf_vectorscope.c.

Referenced by config_input().

const AVFilterPad inputs[]

static

Initial value:

= {
    {
        .name         = "default",
        .type         = AVMEDIA_TYPE_VIDEO,
        .filter_frame = filter_frame,
        .config_props = config_input,
    },
    { NULL }
}

Definition at line 436 of file vf_vectorscope.c.

const AVFilterPad outputs[]

static

Initial value:

= {
    {
        .name         = "default",
        .type         = AVMEDIA_TYPE_VIDEO,
        .config_props = config_output,
    },
    { NULL }
}

Definition at line 446 of file vf_vectorscope.c.

AVFilter ff_vf_vectorscope

Initial value:

= {
    .name          = "vectorscope",
    .description   = NULL_IF_CONFIG_SMALL("Video vectorscope."),
    .priv_size     = sizeof(VectorscopeContext),
    .priv_class    = &vectorscope_class,
    .query_formats = query_formats,
    .inputs        = inputs,
    .outputs       = outputs,
}

Definition at line 455 of file vf_vectorscope.c.