vf_drawbox_vaapi.c File Reference

#include "libavutil/colorspace.h"
#include "libavutil/eval.h"
#include "libavutil/opt.h"
#include "avfilter.h"
#include "filters.h"
#include "vaapi_vpp.h"
#include "video.h"

Go to the source code of this file.

Data Structures
struct	DrawboxVAAPIContext

Macros
#define	OFFSET(x)
#define	FLAGS   AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM

Enumerations
enum	var_name {   VAR_IN_H , VAR_IH , VAR_IN_W , VAR_IW ,   VAR_X , VAR_Y , VAR_H , VAR_W ,   VAR_T , VAR_MAX , VARS_NB }

Functions
static int	drawbox_vaapi_config_output (AVFilterLink *outlink)
static int	drawbox_vaapi_filter_frame (AVFilterLink *link, AVFrame *input_frame)
static av_cold int	drawbox_vaapi_init (AVFilterContext *avctx)
static av_cold void	drawbox_vaapi_uninit (AVFilterContext *avctx)
	AVFILTER_DEFINE_CLASS (drawbox_vaapi)

Variables
static const char *const	var_names []
static const int	NUM_EXPR_EVALS = 5
static const AVOption	drawbox_vaapi_options []
static const AVFilterPad	drawbox_vaapi_inputs []
static const AVFilterPad	drawbox_vaapi_outputs []
const FFFilter	ff_vf_drawbox_vaapi

Macro Definition Documentation

OFFSET

#define OFFSET

(

x

)

Value:

offsetof(DrawboxVAAPIContext, x)

Definition at line 321 of file vf_drawbox_vaapi.c.

FLAGS

#define FLAGS   AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM

Definition at line 322 of file vf_drawbox_vaapi.c.

Enumeration Type Documentation

var_name

enum var_name

Enumerator
VAR_IN_H
VAR_IH
VAR_IN_W
VAR_IW
VAR_X
VAR_Y
VAR_H
VAR_W
VAR_T
VAR_MAX
VARS_NB

Definition at line 40 of file vf_drawbox_vaapi.c.

Function Documentation

drawbox_vaapi_config_output()

static int drawbox_vaapi_config_output ( AVFilterLink * outlink )

static

Definition at line 79 of file vf_drawbox_vaapi.c.

drawbox_vaapi_filter_frame()

static int drawbox_vaapi_filter_frame ( AVFilterLink * link, AVFrame * input_frame )

static

Definition at line 187 of file vf_drawbox_vaapi.c.

drawbox_vaapi_init()

static av_cold int drawbox_vaapi_init ( AVFilterContext * avctx )

static

Definition at line 301 of file vf_drawbox_vaapi.c.

drawbox_vaapi_uninit()

static av_cold void drawbox_vaapi_uninit ( AVFilterContext * avctx )

static

Definition at line 312 of file vf_drawbox_vaapi.c.

AVFILTER_DEFINE_CLASS()

AVFILTER_DEFINE_CLASS

(

drawbox_vaapi

)

Variable Documentation

var_names

const char* const var_names[]

static

Initial value:

= {
    "in_h", "ih",
    "in_w", "iw",
    "x",
    "y",
    "h",
    "w",
    "t",
    "fill",
    NULL
}

Definition at line 28 of file vf_drawbox_vaapi.c.

NUM_EXPR_EVALS

const int NUM_EXPR_EVALS = 5

static

Definition at line 52 of file vf_drawbox_vaapi.c.

drawbox_vaapi_options

const AVOption drawbox_vaapi_options[]

static

Initial value:

= {
    { "x",         "set horizontal position of the left box edge", OFFSET(x_expr),       AV_OPT_TYPE_STRING, { .str="0" },       0, 0, FLAGS },
    { "y",         "set vertical position of the top box edge",    OFFSET(y_expr),       AV_OPT_TYPE_STRING, { .str="0" },       0, 0, FLAGS },
    { "width",     "set width of the box",                         OFFSET(w_expr),       AV_OPT_TYPE_STRING, { .str="0" },       0, 0, FLAGS },
    { "w",         "set width of the box",                         OFFSET(w_expr),       AV_OPT_TYPE_STRING, { .str="0" },       0, 0, FLAGS },
    { "height",    "set height of the box",                        OFFSET(h_expr),       AV_OPT_TYPE_STRING, { .str="0" },       0, 0, FLAGS },
    { "h",         "set height of the box",                        OFFSET(h_expr),       AV_OPT_TYPE_STRING, { .str="0" },       0, 0, FLAGS },
    { "color",     "set color of the box",                         OFFSET(drawbox_rgba), AV_OPT_TYPE_COLOR,  { .str = "black" }, 0, 0, FLAGS },
    { "c",         "set color of the box",                         OFFSET(drawbox_rgba), AV_OPT_TYPE_COLOR,  { .str = "black" }, 0, 0, FLAGS },
    { "thickness", "set the box thickness",                        OFFSET(t_expr),       AV_OPT_TYPE_STRING, { .str="3" },       0, 0, FLAGS },
    { "t",         "set the box thickness",                        OFFSET(t_expr),       AV_OPT_TYPE_STRING, { .str="3" },       0, 0, FLAGS },
    { "replace",   "replace color",                                OFFSET(replace),      AV_OPT_TYPE_BOOL,   { .i64=0   },       0, 1, FLAGS },
    { NULL }
}

Definition at line 324 of file vf_drawbox_vaapi.c.

drawbox_vaapi_inputs

const AVFilterPad drawbox_vaapi_inputs[]

static

Initial value:

= {
    {
        .name = "default",
        .type = AVMEDIA_TYPE_VIDEO,
        .filter_frame = drawbox_vaapi_filter_frame,
        .config_props = &ff_vaapi_vpp_config_input,
    },
}

Definition at line 341 of file vf_drawbox_vaapi.c.

drawbox_vaapi_outputs

const AVFilterPad drawbox_vaapi_outputs[]

static

Initial value:

= {
    {
        .name = "default",
        .type = AVMEDIA_TYPE_VIDEO,
        .config_props = &drawbox_vaapi_config_output,
    },
}

Definition at line 350 of file vf_drawbox_vaapi.c.

ff_vf_drawbox_vaapi

const FFFilter ff_vf_drawbox_vaapi

Initial value:

= {
    .p.name         = "drawbox_vaapi",
    .p.description  = NULL_IF_CONFIG_SMALL("Draw a colored box on the input video."),
    .p.priv_class   = &drawbox_vaapi_class,
    .priv_size      = sizeof(DrawboxVAAPIContext),
    .init           = &drawbox_vaapi_init,
    .uninit         = &drawbox_vaapi_uninit,
    FILTER_INPUTS(drawbox_vaapi_inputs),
    FILTER_OUTPUTS(drawbox_vaapi_outputs),
    FILTER_QUERY_FUNC2(&ff_vaapi_vpp_query_formats),
    .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
}

Definition at line 358 of file vf_drawbox_vaapi.c.