FFmpeg
Data Structures | Macros | Functions | Variables
vf_showinfo.c File Reference
#include <ctype.h>
#include <inttypes.h>
#include "libavutil/bswap.h"
#include "libavutil/adler32.h"
#include "libavutil/display.h"
#include "libavutil/dovi_meta.h"
#include "libavutil/imgutils.h"
#include "libavutil/internal.h"
#include "libavutil/film_grain_params.h"
#include "libavutil/hdr_dynamic_metadata.h"
#include "libavutil/hdr_dynamic_vivid_metadata.h"
#include "libavutil/opt.h"
#include "libavutil/pixdesc.h"
#include "libavutil/spherical.h"
#include "libavutil/stereo3d.h"
#include "libavutil/timestamp.h"
#include "libavutil/timecode.h"
#include "libavutil/mastering_display_metadata.h"
#include "libavutil/video_enc_params.h"
#include "libavutil/detection_bbox.h"
#include "libavutil/ambient_viewing_environment.h"
#include "libavutil/uuid.h"
#include "avfilter.h"
#include "internal.h"
#include "video.h"

Go to the source code of this file.

Data Structures

struct  ShowInfoContext
 

Macros

#define OFFSET(x)   offsetof(ShowInfoContext, x)
 
#define VF   AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_FILTERING_PARAM
 

Functions

 AVFILTER_DEFINE_CLASS (showinfo)
 
static void dump_spherical (AVFilterContext *ctx, AVFrame *frame, const AVFrameSideData *sd)
 
static void dump_stereo3d (AVFilterContext *ctx, const AVFrameSideData *sd)
 
static void dump_s12m_timecode (AVFilterContext *ctx, AVRational frame_rate, const AVFrameSideData *sd)
 
static void dump_roi (AVFilterContext *ctx, const AVFrameSideData *sd)
 
static void dump_detection_bbox (AVFilterContext *ctx, const AVFrameSideData *sd)
 
static void dump_mastering_display (AVFilterContext *ctx, const AVFrameSideData *sd)
 
static void dump_dynamic_hdr_plus (AVFilterContext *ctx, AVFrameSideData *sd)
 
static void dump_dynamic_hdr_vivid (AVFilterContext *ctx, AVFrameSideData *sd)
 
static void dump_content_light_metadata (AVFilterContext *ctx, AVFrameSideData *sd)
 
static void dump_video_enc_params (AVFilterContext *ctx, const AVFrameSideData *sd)
 
static void dump_sei_unregistered_metadata (AVFilterContext *ctx, const AVFrameSideData *sd)
 
static void dump_sei_film_grain_params_metadata (AVFilterContext *ctx, const AVFrameSideData *sd)
 
static void dump_dovi_metadata (AVFilterContext *ctx, const AVFrameSideData *sd)
 
static void dump_ambient_viewing_environment (AVFilterContext *ctx, const AVFrameSideData *sd)
 
static void dump_color_property (AVFilterContext *ctx, AVFrame *frame)
 
static void update_sample_stats_8 (const uint8_t *src, int len, int64_t *sum, int64_t *sum2)
 
static void update_sample_stats_16 (int be, const uint8_t *src, int len, int64_t *sum, int64_t *sum2)
 
static void update_sample_stats (int depth, int be, const uint8_t *src, int len, int64_t *sum, int64_t *sum2)
 
static int filter_frame (AVFilterLink *inlink, AVFrame *frame)
 
static int config_props (AVFilterContext *ctx, AVFilterLink *link, int is_out)
 
static int config_props_in (AVFilterLink *link)
 
static int config_props_out (AVFilterLink *link)
 

Variables

static const AVOption showinfo_options []
 
static const AVFilterPad avfilter_vf_showinfo_inputs []
 
static const AVFilterPad avfilter_vf_showinfo_outputs []
 
const AVFilter ff_vf_showinfo
 

Detailed Description

filter for showing textual video frame information

Definition in file vf_showinfo.c.

Macro Definition Documentation

◆ OFFSET

#define OFFSET (   x)    offsetof(ShowInfoContext, x)

Definition at line 59 of file vf_showinfo.c.

◆ VF

#define VF   AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_FILTERING_PARAM

Definition at line 60 of file vf_showinfo.c.

Function Documentation

◆ AVFILTER_DEFINE_CLASS()

AVFILTER_DEFINE_CLASS ( showinfo  )

◆ dump_spherical()

static void dump_spherical ( AVFilterContext *  ctx,
AVFrame *  frame,
const AVFrameSideData *  sd 
)
static

Definition at line 71 of file vf_showinfo.c.

Referenced by filter_frame().

◆ dump_stereo3d()

static void dump_stereo3d ( AVFilterContext *  ctx,
const AVFrameSideData *  sd 
)
static

Definition at line 109 of file vf_showinfo.c.

Referenced by filter_frame().

◆ dump_s12m_timecode()

static void dump_s12m_timecode ( AVFilterContext *  ctx,
AVRational  frame_rate,
const AVFrameSideData *  sd 
)
static

Definition at line 126 of file vf_showinfo.c.

Referenced by filter_frame().

◆ dump_roi()

static void dump_roi ( AVFilterContext *  ctx,
const AVFrameSideData *  sd 
)
static

Definition at line 142 of file vf_showinfo.c.

Referenced by filter_frame().

◆ dump_detection_bbox()

static void dump_detection_bbox ( AVFilterContext *  ctx,
const AVFrameSideData *  sd 
)
static

Definition at line 163 of file vf_showinfo.c.

Referenced by filter_frame().

◆ dump_mastering_display()

static void dump_mastering_display ( AVFilterContext *  ctx,
const AVFrameSideData *  sd 
)
static

Definition at line 187 of file vf_showinfo.c.

Referenced by filter_frame().

◆ dump_dynamic_hdr_plus()

static void dump_dynamic_hdr_plus ( AVFilterContext *  ctx,
AVFrameSideData *  sd 
)
static

Definition at line 212 of file vf_showinfo.c.

Referenced by filter_frame().

◆ dump_dynamic_hdr_vivid()

static void dump_dynamic_hdr_vivid ( AVFilterContext *  ctx,
AVFrameSideData *  sd 
)
static

Definition at line 311 of file vf_showinfo.c.

Referenced by filter_frame().

◆ dump_content_light_metadata()

static void dump_content_light_metadata ( AVFilterContext *  ctx,
AVFrameSideData *  sd 
)
static

Definition at line 394 of file vf_showinfo.c.

Referenced by filter_frame().

◆ dump_video_enc_params()

static void dump_video_enc_params ( AVFilterContext *  ctx,
const AVFrameSideData *  sd 
)
static

Definition at line 403 of file vf_showinfo.c.

Referenced by filter_frame().

◆ dump_sei_unregistered_metadata()

static void dump_sei_unregistered_metadata ( AVFilterContext *  ctx,
const AVFrameSideData *  sd 
)
static

Definition at line 422 of file vf_showinfo.c.

Referenced by filter_frame().

◆ dump_sei_film_grain_params_metadata()

static void dump_sei_film_grain_params_metadata ( AVFilterContext *  ctx,
const AVFrameSideData *  sd 
)
static

Definition at line 446 of file vf_showinfo.c.

Referenced by filter_frame().

◆ dump_dovi_metadata()

static void dump_dovi_metadata ( AVFilterContext *  ctx,
const AVFrameSideData *  sd 
)
static

Definition at line 555 of file vf_showinfo.c.

Referenced by filter_frame().

◆ dump_ambient_viewing_environment()

static void dump_ambient_viewing_environment ( AVFilterContext *  ctx,
const AVFrameSideData *  sd 
)
static

Definition at line 658 of file vf_showinfo.c.

Referenced by filter_frame().

◆ dump_color_property()

static void dump_color_property ( AVFilterContext *  ctx,
AVFrame *  frame 
)
static

Definition at line 669 of file vf_showinfo.c.

Referenced by filter_frame().

◆ update_sample_stats_8()

static void update_sample_stats_8 ( const uint8_t *  src,
int  len,
int64_t *  sum,
int64_t *  sum2 
)
static

Definition at line 702 of file vf_showinfo.c.

Referenced by update_sample_stats().

◆ update_sample_stats_16()

static void update_sample_stats_16 ( int  be,
const uint8_t *  src,
int  len,
int64_t *  sum,
int64_t *  sum2 
)
static

Definition at line 712 of file vf_showinfo.c.

Referenced by update_sample_stats().

◆ update_sample_stats()

static void update_sample_stats ( int  depth,
int  be,
const uint8_t *  src,
int  len,
int64_t *  sum,
int64_t *  sum2 
)
static

Definition at line 728 of file vf_showinfo.c.

Referenced by filter_frame().

◆ filter_frame()

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

Definition at line 736 of file vf_showinfo.c.

◆ config_props()

static int config_props ( AVFilterContext *  ctx,
AVFilterLink *  link,
int  is_out 
)
static

Definition at line 885 of file vf_showinfo.c.

Referenced by config_props_in(), and config_props_out().

◆ config_props_in()

static int config_props_in ( AVFilterLink *  link)
static

Definition at line 896 of file vf_showinfo.c.

◆ config_props_out()

static int config_props_out ( AVFilterLink *  link)
static

Definition at line 902 of file vf_showinfo.c.

Variable Documentation

◆ showinfo_options

const AVOption showinfo_options[]
static
Initial value:
= {
{ "checksum", "calculate checksums", OFFSET(calculate_checksums), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1, VF },
{ "udu_sei_as_ascii", "try to print user data unregistered SEI as ascii character when possible",
OFFSET(udu_sei_as_ascii), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VF },
{ NULL }
}

Definition at line 62 of file vf_showinfo.c.

◆ avfilter_vf_showinfo_inputs

const AVFilterPad avfilter_vf_showinfo_inputs[]
static
Initial value:
= {
{
.name = "default",
.type = AVMEDIA_TYPE_VIDEO,
.filter_frame = filter_frame,
.config_props = config_props_in,
},
}

Definition at line 908 of file vf_showinfo.c.

◆ avfilter_vf_showinfo_outputs

const AVFilterPad avfilter_vf_showinfo_outputs[]
static
Initial value:
= {
{
.name = "default",
.type = AVMEDIA_TYPE_VIDEO,
.config_props = config_props_out,
},
}

Definition at line 917 of file vf_showinfo.c.

◆ ff_vf_showinfo

const AVFilter ff_vf_showinfo
Initial value:
= {
.name = "showinfo",
.description = NULL_IF_CONFIG_SMALL("Show textual information for each video frame."),
FILTER_INPUTS(avfilter_vf_showinfo_inputs),
FILTER_OUTPUTS(avfilter_vf_showinfo_outputs),
.priv_size = sizeof(ShowInfoContext),
.priv_class = &showinfo_class,
.flags = AVFILTER_FLAG_METADATA_ONLY,
}

Definition at line 925 of file vf_showinfo.c.

config_props_out
static int config_props_out(AVFilterLink *link)
Definition: vf_showinfo.c:902
avfilter_vf_showinfo_inputs
static const AVFilterPad avfilter_vf_showinfo_inputs[]
Definition: vf_showinfo.c:908
OFFSET
#define OFFSET(x)
Definition: vf_showinfo.c:59
config_props_in
static int config_props_in(AVFilterLink *link)
Definition: vf_showinfo.c:896
filter_frame
static int filter_frame(AVFilterLink *inlink, AVFrame *frame)
Definition: vf_showinfo.c:736
VF
#define VF
Definition: vf_showinfo.c:60
FILTER_INPUTS
#define FILTER_INPUTS(array)
Definition: internal.h:182
NULL
#define NULL
Definition: coverity.c:32
NULL_IF_CONFIG_SMALL
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification.
Definition: internal.h:106
avfilter_vf_showinfo_outputs
static const AVFilterPad avfilter_vf_showinfo_outputs[]
Definition: vf_showinfo.c:917
ShowInfoContext
Definition: vf_showinfo.c:53
AVFILTER_FLAG_METADATA_ONLY
#define AVFILTER_FLAG_METADATA_ONLY
The filter is a "metadata" filter - it does not modify the frame data in any way.
Definition: avfilter.h:133
AVMEDIA_TYPE_VIDEO
@ AVMEDIA_TYPE_VIDEO
Definition: avutil.h:201
AV_OPT_TYPE_BOOL
@ AV_OPT_TYPE_BOOL
Definition: opt.h:251
FILTER_OUTPUTS
#define FILTER_OUTPUTS(array)
Definition: internal.h:183
flags
#define flags(name, subs,...)
Definition: cbs_av1.c:482
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