FFmpeg
Data Structures | Macros | Enumerations | Functions | Variables
vf_il.c File Reference
#include "libavutil/opt.h"
#include "libavutil/imgutils.h"
#include "libavutil/pixdesc.h"
#include "avfilter.h"
#include "internal.h"

Go to the source code of this file.

Data Structures

struct  IlContext
 

Macros

#define OFFSET(x)   offsetof(IlContext, x)
 
#define FLAGS   AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_RUNTIME_PARAM
 

Enumerations

enum  FilterMode {
  FILTER_8TAP_SMOOTH, FILTER_8TAP_REGULAR, FILTER_8TAP_SHARP, FILTER_BILINEAR,
  N_FILTERS, FILTER_SWITCHABLE = N_FILTERS, MODE_WIRES, MODE_COLORMIX,
  MODE_CANNY, NB_MODE, MODE_NONE, MODE_INTERLEAVE,
  MODE_DEINTERLEAVE, FILTER_NONE = -1, FILTER_TOUT, FILTER_VREP,
  FILTER_BRNG, FILT_NUMB
}
 

Functions

 AVFILTER_DEFINE_CLASS (il)
 
static int query_formats (AVFilterContext *ctx)
 
static int config_input (AVFilterLink *inlink)
 
static void interleave (uint8_t *dst, uint8_t *src, int w, int h, int dst_linesize, int src_linesize, enum FilterMode mode, int swap)
 
static int filter_frame (AVFilterLink *inlink, AVFrame *inpicref)
 

Variables

static const AVOption il_options []
 
static const AVFilterPad inputs []
 
static const AVFilterPad outputs []
 
const AVFilter ff_vf_il
 

Detailed Description

(de)interleave fields filter

Definition in file vf_il.c.

Macro Definition Documentation

◆ OFFSET

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

Definition at line 48 of file vf_il.c.

◆ FLAGS

Definition at line 49 of file vf_il.c.

Enumeration Type Documentation

◆ FilterMode

enum FilterMode
Enumerator
FILTER_8TAP_SMOOTH 
FILTER_8TAP_REGULAR 
FILTER_8TAP_SHARP 
FILTER_BILINEAR 
N_FILTERS 
FILTER_SWITCHABLE 
MODE_WIRES 
MODE_COLORMIX 
MODE_CANNY 
NB_MODE 
MODE_NONE 
MODE_INTERLEAVE 
MODE_DEINTERLEAVE 
FILTER_NONE 
FILTER_TOUT 
FILTER_VREP 
FILTER_BRNG 
FILT_NUMB 

Definition at line 33 of file vf_il.c.

Function Documentation

◆ AVFILTER_DEFINE_CLASS()

AVFILTER_DEFINE_CLASS ( il  )

◆ query_formats()

static int query_formats ( AVFilterContext ctx)
static

Definition at line 84 of file vf_il.c.

◆ config_input()

static int config_input ( AVFilterLink inlink)
static

Definition at line 97 of file vf_il.c.

◆ interleave()

static void interleave ( uint8_t *  dst,
uint8_t *  src,
int  w,
int  h,
int  dst_linesize,
int  src_linesize,
enum FilterMode  mode,
int  swap 
)
static

◆ filter_frame()

static int filter_frame ( AVFilterLink inlink,
AVFrame inpicref 
)
static

Definition at line 145 of file vf_il.c.

Variable Documentation

◆ il_options

const AVOption il_options[]
static
Initial value:
= {
{"luma_mode", "select luma mode", OFFSET(luma_mode), AV_OPT_TYPE_INT, {.i64=MODE_NONE}, MODE_NONE, MODE_DEINTERLEAVE, FLAGS, "luma_mode"},
{"l", "select luma mode", OFFSET(luma_mode), AV_OPT_TYPE_INT, {.i64=MODE_NONE}, MODE_NONE, MODE_DEINTERLEAVE, FLAGS, "luma_mode"},
{"none", NULL, 0, AV_OPT_TYPE_CONST, {.i64=MODE_NONE}, 0, 0, FLAGS, "luma_mode"},
{"interleave", NULL, 0, AV_OPT_TYPE_CONST, {.i64=MODE_INTERLEAVE}, 0, 0, FLAGS, "luma_mode"},
{"i", NULL, 0, AV_OPT_TYPE_CONST, {.i64=MODE_INTERLEAVE}, 0, 0, FLAGS, "luma_mode"},
{"deinterleave", NULL, 0, AV_OPT_TYPE_CONST, {.i64=MODE_DEINTERLEAVE}, 0, 0, FLAGS, "luma_mode"},
{"d", NULL, 0, AV_OPT_TYPE_CONST, {.i64=MODE_DEINTERLEAVE}, 0, 0, FLAGS, "luma_mode"},
{"chroma_mode", "select chroma mode", OFFSET(chroma_mode), AV_OPT_TYPE_INT, {.i64=MODE_NONE}, MODE_NONE, MODE_DEINTERLEAVE, FLAGS, "chroma_mode"},
{"c", "select chroma mode", OFFSET(chroma_mode), AV_OPT_TYPE_INT, {.i64=MODE_NONE}, MODE_NONE, MODE_DEINTERLEAVE, FLAGS, "chroma_mode"},
{"none", NULL, 0, AV_OPT_TYPE_CONST, {.i64=MODE_NONE}, 0, 0, FLAGS, "chroma_mode"},
{"interleave", NULL, 0, AV_OPT_TYPE_CONST, {.i64=MODE_INTERLEAVE}, 0, 0, FLAGS, "chroma_mode"},
{"i", NULL, 0, AV_OPT_TYPE_CONST, {.i64=MODE_INTERLEAVE}, 0, 0, FLAGS, "chroma_mode"},
{"deinterleave", NULL, 0, AV_OPT_TYPE_CONST, {.i64=MODE_DEINTERLEAVE}, 0, 0, FLAGS, "chroma_mode"},
{"d", NULL, 0, AV_OPT_TYPE_CONST, {.i64=MODE_DEINTERLEAVE}, 0, 0, FLAGS, "chroma_mode"},
{"alpha_mode", "select alpha mode", OFFSET(alpha_mode), AV_OPT_TYPE_INT, {.i64=MODE_NONE}, MODE_NONE, MODE_DEINTERLEAVE, FLAGS, "alpha_mode"},
{"a", "select alpha mode", OFFSET(alpha_mode), AV_OPT_TYPE_INT, {.i64=MODE_NONE}, MODE_NONE, MODE_DEINTERLEAVE, FLAGS, "alpha_mode"},
{"none", NULL, 0, AV_OPT_TYPE_CONST, {.i64=MODE_NONE}, 0, 0, FLAGS, "alpha_mode"},
{"interleave", NULL, 0, AV_OPT_TYPE_CONST, {.i64=MODE_INTERLEAVE}, 0, 0, FLAGS, "alpha_mode"},
{"i", NULL, 0, AV_OPT_TYPE_CONST, {.i64=MODE_INTERLEAVE}, 0, 0, FLAGS, "alpha_mode"},
{"deinterleave", NULL, 0, AV_OPT_TYPE_CONST, {.i64=MODE_DEINTERLEAVE}, 0, 0, FLAGS, "alpha_mode"},
{"d", NULL, 0, AV_OPT_TYPE_CONST, {.i64=MODE_DEINTERLEAVE}, 0, 0, FLAGS, "alpha_mode"},
{"luma_swap", "swap luma fields", OFFSET(luma_swap), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1, FLAGS},
{"ls", "swap luma fields", OFFSET(luma_swap), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1, FLAGS},
{"chroma_swap", "swap chroma fields", OFFSET(chroma_swap), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1, FLAGS},
{"cs", "swap chroma fields", OFFSET(chroma_swap), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1, FLAGS},
{"alpha_swap", "swap alpha fields", OFFSET(alpha_swap), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1, FLAGS},
{"as", "swap alpha fields", OFFSET(alpha_swap), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1, FLAGS},
{NULL}
}

Definition at line 51 of file vf_il.c.

◆ inputs

const AVFilterPad inputs[]
static
Initial value:
= {
{
.name = "default",
.filter_frame = filter_frame,
.config_props = config_input,
},
{ NULL }
}

Definition at line 183 of file vf_il.c.

◆ outputs

const AVFilterPad outputs[]
static
Initial value:
= {
{
.name = "default",
},
{ NULL }
}

Definition at line 193 of file vf_il.c.

◆ ff_vf_il

const AVFilter ff_vf_il
Initial value:
= {
.name = "il",
.description = NULL_IF_CONFIG_SMALL("Deinterleave or interleave fields."),
.priv_size = sizeof(IlContext),
.priv_class = &il_class,
}

Definition at line 201 of file vf_il.c.

MODE_INTERLEAVE
@ MODE_INTERLEAVE
Definition: vf_il.c:35
IlContext
Definition: vf_il.c:39
filter_frame
static int filter_frame(AVFilterLink *inlink, AVFrame *inpicref)
Definition: vf_il.c:145
inputs
static const AVFilterPad inputs[]
Definition: vf_il.c:183
MODE_DEINTERLEAVE
@ MODE_DEINTERLEAVE
Definition: vf_il.c:36
config_input
static int config_input(AVFilterLink *inlink)
Definition: vf_il.c:97
MODE_NONE
@ MODE_NONE
Definition: vf_il.c:34
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:117
process_command
static int process_command(AVFilterContext *ctx, const char *cmd, const char *args, char *res, int res_len, int flags)
Definition: af_acrusher.c:336
ff_filter_process_command
int ff_filter_process_command(AVFilterContext *ctx, const char *cmd, const char *arg, char *res, int res_len, int flags)
Generic processing of user supplied commands that are set in the same way as the filter options.
Definition: avfilter.c:842
AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC
#define AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC
Some filters support a generic "enable" expression option that can be used to enable or disable a fil...
Definition: avfilter.h:126
FLAGS
#define FLAGS
Definition: vf_il.c:49
query_formats
static int query_formats(AVFilterContext *ctx)
Definition: vf_il.c:84
AV_OPT_TYPE_INT
@ AV_OPT_TYPE_INT
Definition: opt.h:225
AVMEDIA_TYPE_VIDEO
@ AVMEDIA_TYPE_VIDEO
Definition: avutil.h:201
OFFSET
#define OFFSET(x)
Definition: vf_il.c:48
AV_OPT_TYPE_BOOL
@ AV_OPT_TYPE_BOOL
Definition: opt.h:242
flags
#define flags(name, subs,...)
Definition: cbs_av1.c:561
AV_OPT_TYPE_CONST
@ AV_OPT_TYPE_CONST
Definition: opt.h:234
outputs
static const AVFilterPad outputs[]
Definition: vf_il.c:193