vf_remap_opencl.c File Reference

#include "libavutil/colorspace.h"
#include "libavutil/pixdesc.h"
#include "libavutil/opt.h"
#include "avfilter.h"
#include "drawutils.h"
#include "filters.h"
#include "framesync.h"
#include "opencl.h"
#include "opencl_source.h"
#include "video.h"

Go to the source code of this file.

Data Structures
struct	RemapOpenCLContext

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

Functions
	AVFILTER_DEFINE_CLASS (remap_opencl)
static av_cold int	remap_opencl_init (AVFilterContext *avctx)
static int	remap_opencl_load (AVFilterContext *avctx, enum AVPixelFormat main_format, enum AVPixelFormat xmap_format, enum AVPixelFormat ymap_format)
static int	remap_opencl_process_frame (FFFrameSync *fs)
static int	config_output (AVFilterLink *outlink)
static int	activate (AVFilterContext *ctx)
static av_cold void	remap_opencl_uninit (AVFilterContext *avctx)

Variables
static const AVOption	remap_opencl_options []
static const char *	kernels [] = { "remap_near", "remap_linear" }
static const AVFilterPad	remap_opencl_inputs []
static const AVFilterPad	remap_opencl_outputs []
const FFFilter	ff_vf_remap_opencl

Macro Definition Documentation

OFFSET

#define OFFSET

(

x

)

offsetof(RemapOpenCLContext, x)

Definition at line 47 of file vf_remap_opencl.c.

FLAGS

#define FLAGS   AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM

Definition at line 48 of file vf_remap_opencl.c.

Function Documentation

AVFILTER_DEFINE_CLASS()

AVFILTER_DEFINE_CLASS

(

remap_opencl

)

remap_opencl_init()

static av_cold int remap_opencl_init ( AVFilterContext *  avctx )

static

Definition at line 60 of file vf_remap_opencl.c.

remap_opencl_load()

static int remap_opencl_load ( AVFilterContext *  avctx, enum AVPixelFormat  main_format, enum AVPixelFormat  xmap_format, enum AVPixelFormat  ymap_format  )

static

Definition at line 67 of file vf_remap_opencl.c.

Referenced by remap_opencl_process_frame().

remap_opencl_process_frame()

static int remap_opencl_process_frame ( FFFrameSync *  fs )

static

Definition at line 130 of file vf_remap_opencl.c.

Referenced by config_output().

config_output()

static int config_output ( AVFilterLink *  outlink )

static

Definition at line 229 of file vf_remap_opencl.c.

activate()

static int activate ( AVFilterContext *  ctx )

static

Definition at line 286 of file vf_remap_opencl.c.

remap_opencl_uninit()

static av_cold void remap_opencl_uninit ( AVFilterContext *  avctx )

static

Definition at line 292 of file vf_remap_opencl.c.

Variable Documentation

remap_opencl_options

const AVOption remap_opencl_options[]

static

Initial value:

= {
    { "interp", "set interpolation method", OFFSET(interp), AV_OPT_TYPE_INT,   {.i64=1}, 0, 1, FLAGS, .unit = "interp" },
    {  "near",   NULL, 0, AV_OPT_TYPE_CONST, {.i64=0}, 0, 0, FLAGS, .unit = "interp" },
    {  "linear", NULL, 0, AV_OPT_TYPE_CONST, {.i64=1}, 0, 0, FLAGS, .unit = "interp" },
    { "fill", "set the color of the unmapped pixels", OFFSET(fill_rgba), AV_OPT_TYPE_COLOR, {.str="black"}, .flags = FLAGS },
    { NULL }
}

Definition at line 50 of file vf_remap_opencl.c.

kernels

const char* kernels[] = { "remap_near", "remap_linear" }

static

Definition at line 65 of file vf_remap_opencl.c.

Referenced by remap_opencl_load().

remap_opencl_inputs

const AVFilterPad remap_opencl_inputs[]

static

Initial value:

= {
    {
        .name         = "source",
        .type         = AVMEDIA_TYPE_VIDEO,
        .config_props = &ff_opencl_filter_config_input,
    },
    {
        .name         = "xmap",
        .type         = AVMEDIA_TYPE_VIDEO,
        .config_props = &ff_opencl_filter_config_input,
    },
    {
        .name         = "ymap",
        .type         = AVMEDIA_TYPE_VIDEO,
        .config_props = &ff_opencl_filter_config_input,
    },
}

Definition at line 316 of file vf_remap_opencl.c.

remap_opencl_outputs

const AVFilterPad remap_opencl_outputs[]

static

Initial value:

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

Definition at line 334 of file vf_remap_opencl.c.

ff_vf_remap_opencl

const FFFilter ff_vf_remap_opencl

Initial value:

= {
    .p.name        = "remap_opencl",
    .p.description = NULL_IF_CONFIG_SMALL("Remap pixels using OpenCL."),
    .p.priv_class  = &remap_opencl_class,
    .p.flags       = AVFILTER_FLAG_HWDEVICE,
    .priv_size     = sizeof(RemapOpenCLContext),
    .init          = remap_opencl_init,
    .uninit        = remap_opencl_uninit,
    .activate      = activate,
    FILTER_INPUTS(remap_opencl_inputs),
    FILTER_OUTPUTS(remap_opencl_outputs),
    FILTER_SINGLE_PIXFMT(AV_PIX_FMT_OPENCL),
    .flags_internal  = FF_FILTER_FLAG_HWFRAME_AWARE,
}

Definition at line 342 of file vf_remap_opencl.c.