libavfilter/vf_hflip.c File Reference

horizontal flip filter More...

#include <string.h>
#include "avfilter.h"
#include "formats.h"
#include "internal.h"
#include "video.h"
#include "libavutil/pixdesc.h"
#include "libavutil/internal.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/imgutils.h"

Go to the source code of this file.

Data Structures
struct	FlipContext
Functions
static int	query_formats (AVFilterContext *ctx)
static int	config_props (AVFilterLink *inlink)
static int	start_frame (AVFilterLink *inlink, AVFilterBufferRef *picref)
static int	draw_slice (AVFilterLink *inlink, int y, int h, int slice_dir)
Variables
AVFilter	avfilter_vf_hflip

---

Detailed Description

horizontal flip filter

Definition in file vf_hflip.c.

---

Function Documentation

static int config_props

(

AVFilterLink *

inlink

)

[static]

Definition at line 77 of file vf_hflip.c.

static int draw_slice	(	AVFilterLink *	inlink,
		int	y,
		int	h,
		int	slice_dir
	)			[static]

Definition at line 104 of file vf_hflip.c.

static int query_formats

(

AVFilterContext *

ctx

)

[static]

Definition at line 43 of file vf_hflip.c.

static int start_frame	(	AVFilterLink *	inlink,
		AVFilterBufferRef *	picref
	)			[static]

Definition at line 89 of file vf_hflip.c.

---

Variable Documentation

AVFilter avfilter_vf_hflip

Initial value:

 {
    .name      = "hflip",
    .description = NULL_IF_CONFIG_SMALL("Horizontally flip the input video."),
    .priv_size = sizeof(FlipContext),
    .query_formats = query_formats,

    .inputs    = (const AVFilterPad[]) {{ .name            = "default",
                                          .type            = AVMEDIA_TYPE_VIDEO,
                                          .start_frame     = start_frame,
                                          .draw_slice      = draw_slice,
                                          .config_props    = config_props,
                                          .min_perms       = AV_PERM_READ, },
                                        { .name = NULL}},
    .outputs   = (const AVFilterPad[]) {{ .name            = "default",
                                          .type            = AVMEDIA_TYPE_VIDEO, },
                                        { .name = NULL}},
}

Definition at line 168 of file vf_hflip.c.