yadif_common.c File Reference

#include "libavutil/avassert.h"
#include "libavutil/imgutils.h"
#include "internal.h"
#include "video.h"
#include "yadif.h"

Go to the source code of this file.

Macros
#define	OFFSET(x)   offsetof(YADIFContext, x)
#define	FLAGS   AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_FILTERING_PARAM
#define	CONST(name, help, val, unit)   { name, help, 0, AV_OPT_TYPE_CONST, {.i64=val}, INT_MIN, INT_MAX, FLAGS, unit }

Functions
static int	return_frame (AVFilterContext *ctx, int is_second)
static int	checkstride (YADIFContext *yadif, const AVFrame *a, const AVFrame *b)
static void	fixstride (AVFilterLink *link, AVFrame *f)
int	ff_yadif_filter_frame (AVFilterLink *link, AVFrame *frame)
int	ff_yadif_request_frame (AVFilterLink *link)

Variables
const AVOption	ff_yadif_options []

Macro Definition Documentation

OFFSET

#define OFFSET

(

x

)

offsetof(YADIFContext, x)

Definition at line 212 of file yadif_common.c.

FLAGS

#define FLAGS   AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_FILTERING_PARAM

Definition at line 213 of file yadif_common.c.

CONST

#define CONST	(		name,
			help,
			val,
			unit
	)		{ name, help, 0, AV_OPT_TYPE_CONST, {.i64=val}, INT_MIN, INT_MAX, FLAGS, unit }

Definition at line 215 of file yadif_common.c.

Function Documentation

return_frame()

static int return_frame ( AVFilterContext *  ctx, int  is_second  )

static

Definition at line 28 of file yadif_common.c.

Referenced by ff_yadif_filter_frame(), and ff_yadif_request_frame().

checkstride()

static int checkstride ( YADIFContext *  yadif, const AVFrame *  a, const AVFrame *  b  )

static

Definition at line 77 of file yadif_common.c.

Referenced by ff_yadif_filter_frame().

fixstride()

static void fixstride ( AVFilterLink *  link, AVFrame *  f  )

static

Definition at line 86 of file yadif_common.c.

Referenced by ff_yadif_filter_frame().

ff_yadif_filter_frame()

int ff_yadif_filter_frame	(	AVFilterLink *	link,
		AVFrame *	frame
	)

Definition at line 100 of file yadif_common.c.

Referenced by ff_yadif_request_frame().

ff_yadif_request_frame()

int ff_yadif_request_frame

(

AVFilterLink *

link

)

Definition at line 178 of file yadif_common.c.

Variable Documentation

ff_yadif_options

const AVOption ff_yadif_options[]

Initial value:

= {
    { "mode",   "specify the interlacing mode", OFFSET(mode), AV_OPT_TYPE_INT, {.i64=YADIF_MODE_SEND_FRAME}, 0, 3, FLAGS, "mode"},
    CONST("send_frame",           "send one frame for each frame",                                     YADIF_MODE_SEND_FRAME,           "mode"),
    CONST("send_field",           "send one frame for each field",                                     YADIF_MODE_SEND_FIELD,           "mode"),
    CONST("send_frame_nospatial", "send one frame for each frame, but skip spatial interlacing check", YADIF_MODE_SEND_FRAME_NOSPATIAL, "mode"),
    CONST("send_field_nospatial", "send one frame for each field, but skip spatial interlacing check", YADIF_MODE_SEND_FIELD_NOSPATIAL, "mode"),
 
    { "parity", "specify the assumed picture field parity", OFFSET(parity), AV_OPT_TYPE_INT, {.i64=YADIF_PARITY_AUTO}, -1, 1, FLAGS, "parity" },
    CONST("tff",  "assume top field first",    YADIF_PARITY_TFF,  "parity"),
    CONST("bff",  "assume bottom field first", YADIF_PARITY_BFF,  "parity"),
    CONST("auto", "auto detect parity",        YADIF_PARITY_AUTO, "parity"),
 
    { "deint", "specify which frames to deinterlace", OFFSET(deint), AV_OPT_TYPE_INT, {.i64=YADIF_DEINT_ALL}, 0, 1, FLAGS, "deint" },
    CONST("all",        "deinterlace all frames",                       YADIF_DEINT_ALL,         "deint"),
    CONST("interlaced", "only deinterlace frames marked as interlaced", YADIF_DEINT_INTERLACED,  "deint"),
 
    { NULL }
}

Definition at line 217 of file yadif_common.c.