vf_swapuv.c File Reference

swap UV filter More...

#include "libavutil/pixdesc.h"
#include "avfilter.h"
#include "filters.h"
#include "formats.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 (const AVFilterContext *ctx, AVFilterFormatsConfig **cfg_in, AVFilterFormatsConfig **cfg_out)

Variables
static const AVFilterPad	swapuv_inputs []
const FFFilter	ff_vf_swapuv

Detailed Description

swap UV filter

Definition in file vf_swapuv.c.

Function Documentation

do_swap()

static void do_swap ( AVFrame * frame )

static

Definition at line 32 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 39 of file vf_swapuv.c.

filter_frame()

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

static

Definition at line 46 of file vf_swapuv.c.

is_planar_yuv()

static int is_planar_yuv ( const AVPixFmtDescriptor * desc )

static

Definition at line 52 of file vf_swapuv.c.

Referenced by query_formats().

query_formats()

static int query_formats ( const AVFilterContext * ctx, AVFilterFormatsConfig ** cfg_in, AVFilterFormatsConfig ** cfg_out )

static

Definition at line 70 of file vf_swapuv.c.

Variable Documentation

swapuv_inputs

const AVFilterPad swapuv_inputs[]

static

Initial value:

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

Definition at line 86 of file vf_swapuv.c.

ff_vf_swapuv

const FFFilter ff_vf_swapuv

Initial value:

= {
    .p.name        = "swapuv",
    .p.description = NULL_IF_CONFIG_SMALL("Swap U and V components."),
    .p.flags       = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
    FILTER_INPUTS(swapuv_inputs),
    FILTER_OUTPUTS(ff_video_default_filterpad),
    FILTER_QUERY_FUNC2(query_formats),
}

Definition at line 95 of file vf_swapuv.c.