vf_maskedmerge.c File Reference

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

Go to the source code of this file.

Macros
#define	OFFSET(x)   offsetof(MaskedMergeContext, x)
#define	FLAGS   AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM

Functions
	AVFILTER_DEFINE_CLASS (maskedmerge)
static int	query_formats (AVFilterContext *ctx)
static int	process_frame (FFFrameSync *fs)
static void	maskedmerge8 (const uint8_t *bsrc, const uint8_t *osrc, const uint8_t *msrc, uint8_t *dst, ptrdiff_t blinesize, ptrdiff_t olinesize, ptrdiff_t mlinesize, ptrdiff_t dlinesize, int w, int h, int half, int shift)
static void	maskedmerge16 (const uint8_t *bbsrc, const uint8_t *oosrc, const uint8_t *mmsrc, uint8_t *ddst, ptrdiff_t blinesize, ptrdiff_t olinesize, ptrdiff_t mlinesize, ptrdiff_t dlinesize, int w, int h, int half, int shift)
static int	config_input (AVFilterLink *inlink)
static int	config_output (AVFilterLink *outlink)
static int	filter_frame (AVFilterLink *inlink, AVFrame *buf)
static int	request_frame (AVFilterLink *outlink)
static av_cold void	uninit (AVFilterContext *ctx)

Variables
static const AVOption	maskedmerge_options []
static const AVFilterPad	maskedmerge_inputs []
static const AVFilterPad	maskedmerge_outputs []
AVFilter	ff_vf_maskedmerge

Macro Definition Documentation

#define OFFSET

(

x

)

offsetof(MaskedMergeContext, x)

Definition at line 30 of file vf_maskedmerge.c.

#define FLAGS   AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM

Definition at line 31 of file vf_maskedmerge.c.

Function Documentation

AVFILTER_DEFINE_CLASS

(

maskedmerge

)

static int query_formats ( AVFilterContext *  ctx )

static

Definition at line 40 of file vf_maskedmerge.c.

static int process_frame ( FFFrameSync *  fs )

static

Definition at line 64 of file vf_maskedmerge.c.

Referenced by config_output().

static void maskedmerge8 ( const uint8_t *  bsrc, const uint8_t *  osrc, const uint8_t *  msrc, uint8_t *  dst, ptrdiff_t  blinesize, ptrdiff_t  olinesize, ptrdiff_t  mlinesize, ptrdiff_t  dlinesize, int  w, int  h, int  half, int  shift  )

static

Definition at line 109 of file vf_maskedmerge.c.

Referenced by config_input().

static void maskedmerge16 ( const uint8_t *  bbsrc, const uint8_t *  oosrc, const uint8_t *  mmsrc, uint8_t *  ddst, ptrdiff_t  blinesize, ptrdiff_t  olinesize, ptrdiff_t  mlinesize, ptrdiff_t  dlinesize, int  w, int  h, int  half, int  shift  )

static

Definition at line 130 of file vf_maskedmerge.c.

Referenced by config_input().

static int config_input ( AVFilterLink *  inlink )

static

Definition at line 155 of file vf_maskedmerge.c.

static int config_output ( AVFilterLink *  outlink )

static

Definition at line 185 of file vf_maskedmerge.c.

static int filter_frame ( AVFilterLink *  inlink, AVFrame *  buf  )

static

Definition at line 252 of file vf_maskedmerge.c.

static int request_frame ( AVFilterLink *  outlink )

static

Definition at line 258 of file vf_maskedmerge.c.

static av_cold void uninit ( AVFilterContext *  ctx )

static

Definition at line 264 of file vf_maskedmerge.c.

Variable Documentation

const AVOption maskedmerge_options[]

static

Initial value:

= {
    { "planes", "set planes", OFFSET(planes), AV_OPT_TYPE_INT, {.i64=0xF}, 0, 0xF, FLAGS },
    { NULL }
}

Definition at line 33 of file vf_maskedmerge.c.

const AVFilterPad maskedmerge_inputs[]

static

Initial value:

= {
    {
        .name         = "base",
        .type         = AVMEDIA_TYPE_VIDEO,
        .filter_frame = filter_frame,
        .config_props = config_input,
    },
    {
        .name         = "overlay",
        .type         = AVMEDIA_TYPE_VIDEO,
        .filter_frame = filter_frame,
    },
    {
        .name         = "mask",
        .type         = AVMEDIA_TYPE_VIDEO,
        .filter_frame = filter_frame,
    },
    { NULL }
}

Definition at line 271 of file vf_maskedmerge.c.

const AVFilterPad maskedmerge_outputs[]

static

Initial value:

= {
    {
        .name          = "default",
        .type          = AVMEDIA_TYPE_VIDEO,
        .config_props  = config_output,
        .request_frame = request_frame,
    },
    { NULL }
}

Definition at line 291 of file vf_maskedmerge.c.

AVFilter ff_vf_maskedmerge

Initial value:

= {
    .name          = "maskedmerge",
    .description   = NULL_IF_CONFIG_SMALL("Merge first stream with second stream using third stream as mask."),
    .priv_size     = sizeof(MaskedMergeContext),
    .uninit        = uninit,
    .query_formats = query_formats,
    .inputs        = maskedmerge_inputs,
    .outputs       = maskedmerge_outputs,
    .priv_class    = &maskedmerge_class,
    .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL,
}

Definition at line 301 of file vf_maskedmerge.c.