vf_scale.c File Reference

scale video filter More...

#include <stdio.h>
#include <string.h>
#include "avfilter.h"
#include "formats.h"
#include "internal.h"
#include "scale.h"
#include "video.h"
#include "libavutil/avstring.h"
#include "libavutil/internal.h"
#include "libavutil/mathematics.h"
#include "libavutil/opt.h"
#include "libavutil/parseutils.h"
#include "libavutil/pixdesc.h"
#include "libavutil/imgutils.h"
#include "libavutil/avassert.h"
#include "libswscale/swscale.h"

Classes
struct	ScaleContext

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

Typedefs
typedef struct ScaleContext	ScaleContext

Enumerations
enum	EvalMode {   EVAL_MODE_ONCE, EVAL_MODE_FRAME, EVAL_MODE_NB, EVAL_MODE_INIT,   EVAL_MODE_FRAME, EVAL_MODE_NB, EVAL_MODE_INIT, EVAL_MODE_FRAME,   EVAL_MODE_NB, EVAL_MODE_INIT, EVAL_MODE_FRAME, EVAL_MODE_NB,   EVAL_MODE_INIT, EVAL_MODE_FRAME, EVAL_MODE_NB, EVAL_MODE_INIT,   EVAL_MODE_FRAME, EVAL_MODE_NB, EVAL_MODE_INIT, EVAL_MODE_FRAME,   EVAL_MODE_NB }

Variables
AVFilter	ff_vf_scale2ref
AVFilter	ff_vf_scale

Detailed Description

scale video filter

Variable Documentation

ff_vf_scale

AVFilter ff_vf_scale

Initial value:

= {
    .name            = "scale",
    .description     = NULL_IF_CONFIG_SMALL("Scale the input video size and/or convert the image format."),
    .init_dict       = init_dict,
    .uninit          = uninit,
    .query_formats   = query_formats,
    .priv_size       = sizeof(ScaleContext),
    .priv_class      = &scale_class,
    .inputs          = avfilter_vf_scale_inputs,
    .outputs         = avfilter_vf_scale_outputs,
    .process_command = process_command,
}

ff_vf_scale2ref

AVFilter ff_vf_scale2ref

Initial value:

= {
    .name            = "scale2ref",
    .description     = NULL_IF_CONFIG_SMALL("Scale the input video size and/or convert the image format to the given reference."),
    .init_dict       = init_dict,
    .uninit          = uninit,
    .query_formats   = query_formats,
    .priv_size       = sizeof(ScaleContext),
    .priv_class      = &scale2ref_class,
    .inputs          = avfilter_vf_scale2ref_inputs,
    .outputs         = avfilter_vf_scale2ref_outputs,
    .process_command = process_command,
}