vf_swapuv.c File Reference

swap UV filter More...

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

Go to the source code of this file.

Functions
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 AVFilterPad	swapuv_inputs []
static const AVFilterPad	swapuv_outputs []
AVFilter	avfilter_vf_swapuv

Detailed Description

swap UV filter

Definition in file vf_swapuv.c.

Function Documentation

static void do_swap ( AVFrame *  frame )

static

Definition at line 32 of file vf_swapuv.c.

Referenced by filter_frame(), and get_video_buffer().

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

static

Definition at line 40 of file vf_swapuv.c.

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

static

Definition at line 47 of file vf_swapuv.c.

static int is_planar_yuv ( const AVPixFmtDescriptor *  desc )

static

Definition at line 53 of file vf_swapuv.c.

Referenced by query_formats().

static int query_formats ( AVFilterContext *  ctx )

static

Definition at line 71 of file vf_swapuv.c.

Variable Documentation

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 86 of file vf_swapuv.c.

const AVFilterPad swapuv_outputs[]

static

Initial value:

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

Definition at line 96 of file vf_swapuv.c.

AVFilter avfilter_vf_swapuv

Initial value:

= {
    .name      = "swapuv",
    .description = NULL_IF_CONFIG_SMALL("Swap U and V components."),
    .priv_size = 0,
    .query_formats = query_formats,
    .inputs        = swapuv_inputs,
    .outputs       = swapuv_outputs,
}

Definition at line 104 of file vf_swapuv.c.