vf_swapuv.c File Reference

swap UV filter More...

#include "libavutil/opt.h"
#include "libavutil/pixdesc.h"
#include "libavutil/version.h"
#include "avfilter.h"
#include "formats.h"
#include "internal.h"
#include "video.h"

Go to the source code of this file.

Data Structures
struct	SwapUVContext

Functions
	AVFILTER_DEFINE_CLASS (swapuv)
static void	do_swap (AVFrame *frame)
static AVFrame *	get_video_buffer (AVFilterLink *link, int w, int h)
static int	filter_frame (AVFilterLink *link, AVFrame *inpicref)
static int	is_planar_yuv (const AVPixFmtDescriptor *desc)
static int	query_formats (AVFilterContext *ctx)

Variables
static const AVOption	swapuv_options []
static const AVFilterPad	swapuv_inputs []
static const AVFilterPad	swapuv_outputs []
AVFilter	ff_vf_swapuv

Detailed Description

swap UV filter

Definition in file vf_swapuv.c.

Function Documentation

AVFILTER_DEFINE_CLASS()

AVFILTER_DEFINE_CLASS

(

swapuv

)

do_swap()

static void do_swap ( AVFrame *  frame )

static

Definition at line 44 of file vf_swapuv.c.

Referenced by filter_frame(), and get_video_buffer().

get_video_buffer()

static AVFrame* get_video_buffer ( AVFilterLink *  link, int  w, int  h  )

static

Definition at line 57 of file vf_swapuv.c.

filter_frame()

static int filter_frame ( AVFilterLink *  link, AVFrame *  inpicref  )

static

Definition at line 64 of file vf_swapuv.c.

is_planar_yuv()

static int is_planar_yuv ( const AVPixFmtDescriptor *  desc )

static

Definition at line 70 of file vf_swapuv.c.

Referenced by query_formats().

query_formats()

static int query_formats ( AVFilterContext *  ctx )

static

Definition at line 88 of file vf_swapuv.c.

Variable Documentation

swapuv_options

const AVOption swapuv_options[]

static

Initial value:

= {
    { NULL }
}

Definition at line 38 of file vf_swapuv.c.

swapuv_inputs

const AVFilterPad swapuv_inputs[]

static

Initial value:

= {
    {
        .name             = "default",
        .type             = AVMEDIA_TYPE_VIDEO,
        .get_video_buffer = get_video_buffer,
        .filter_frame     = filter_frame,
    },
    { NULL }
}

Definition at line 102 of file vf_swapuv.c.

swapuv_outputs

const AVFilterPad swapuv_outputs[]

static

Initial value:

= {
    {
        .name = "default",
        .type = AVMEDIA_TYPE_VIDEO,
    },
    { NULL }
}

Definition at line 112 of file vf_swapuv.c.

ff_vf_swapuv

AVFilter ff_vf_swapuv

Initial value:

= {
    .name          = "swapuv",
    .description   = NULL_IF_CONFIG_SMALL("Swap U and V components."),
    .query_formats = query_formats,
    .priv_size     = sizeof(SwapUVContext),
    .priv_class    = &swapuv_class,
    .inputs        = swapuv_inputs,
    .outputs       = swapuv_outputs,
    .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
}

Definition at line 120 of file vf_swapuv.c.