libavfilter/vf_transpose.c File Reference

transposition filter Based on MPlayer libmpcodecs/vf_rotate.c. More...

#include "libavutil/intreadwrite.h"
#include "libavutil/pixdesc.h"
#include "libavutil/imgutils.h"
#include "avfilter.h"

Go to the source code of this file.

Data Structures
struct	TransContext
Functions
static av_cold int	init (AVFilterContext *ctx, const char *args, void *opaque)
static int	query_formats (AVFilterContext *ctx)
static int	config_props_output (AVFilterLink *outlink)
static void	start_frame (AVFilterLink *inlink, AVFilterBufferRef *picref)
static void	end_frame (AVFilterLink *inlink)
static void	null_draw_slice (AVFilterLink *link, int y, int h, int slice_dir)
Variables
AVFilter	avfilter_vf_transpose

---

Detailed Description

transposition filter Based on MPlayer libmpcodecs/vf_rotate.c.

Definition in file vf_transpose.c.

---

Function Documentation

static int config_props_output

(

AVFilterLink *

outlink

)

[static]

Definition at line 87 of file vf_transpose.c.

static void end_frame

(

AVFilterLink *

inlink

)

[static]

Definition at line 132 of file vf_transpose.c.

static av_cold int init	(	AVFilterContext *	ctx,
		const char *	args,
		void *	opaque
	)			[static]

Definition at line 44 of file vf_transpose.c.

static void null_draw_slice	(	AVFilterLink *	link,
		int	y,
		int	h,
		int	slice_dir
	)			[static]

Definition at line 195 of file vf_transpose.c.

static int query_formats

(

AVFilterContext *

ctx

)

[static]

Definition at line 60 of file vf_transpose.c.

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

Definition at line 114 of file vf_transpose.c.

---

Variable Documentation

AVFilter avfilter_vf_transpose

Initial value:

 {
    .name      = "transpose",
    .description = NULL_IF_CONFIG_SMALL("Transpose input video."),

    .init = init,
    .priv_size = sizeof(TransContext),

    .query_formats = query_formats,

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

Definition at line 197 of file vf_transpose.c.