vf_yadif_cuda.c File Reference

#include <cuda.h>
#include "libavutil/avassert.h"
#include "libavutil/hwcontext_cuda.h"
#include "internal.h"
#include "yadif.h"

Go to the source code of this file.

Data Structures
struct	DeintCUDAContext

Macros
#define	DIV_UP(a, b)   ( ((a) + (b) - 1) / (b) )
#define	ALIGN_UP(a, b)   (((a) + (b) - 1) & ~((b) - 1))
#define	BLOCKX   32
#define	BLOCKY   16
#define	CHECK_CU(x)   check_cu(ctx, (x), #x)

Functions
static int	check_cu (AVFilterContext *avctx, CUresult err, const char *func)
static CUresult	call_kernel (AVFilterContext *ctx, CUfunction func, CUdeviceptr prev, CUdeviceptr cur, CUdeviceptr next, CUarray_format format, int channels, int src_width, int src_height, int src_pitch, CUdeviceptr dst, int dst_width, int dst_height, int dst_pitch, int parity, int tff)
static void	filter (AVFilterContext *ctx, AVFrame *dst, int parity, int tff)
static av_cold void	deint_cuda_uninit (AVFilterContext *ctx)
static int	deint_cuda_query_formats (AVFilterContext *ctx)
static int	config_input (AVFilterLink *inlink)
static int	config_output (AVFilterLink *link)

Variables
char	vf_yadif_cuda_ptx []
static const AVClass	yadif_cuda_class
static const AVFilterPad	deint_cuda_inputs []
static const AVFilterPad	deint_cuda_outputs []
AVFilter	ff_vf_yadif_cuda

Macro Definition Documentation

#define DIV_UP	(		a,
			b
	)		( ((a) + (b) - 1) / (b) )

Definition at line 46 of file vf_yadif_cuda.c.

Referenced by call_kernel().

#define ALIGN_UP	(		a,
			b
	)		(((a) + (b) - 1) & ~((b) - 1))

Definition at line 47 of file vf_yadif_cuda.c.

#define BLOCKX   32

Definition at line 48 of file vf_yadif_cuda.c.

Referenced by call_kernel().

#define BLOCKY   16

Definition at line 49 of file vf_yadif_cuda.c.

Referenced by call_kernel().

#define CHECK_CU

(

x

)

check_cu(ctx, (x), #x)

Definition at line 72 of file vf_yadif_cuda.c.

Referenced by call_kernel(), deint_cuda_uninit(), and filter().

Function Documentation

static int check_cu ( AVFilterContext *  avctx, CUresult  err, const char *  func  )

static

Definition at line 51 of file vf_yadif_cuda.c.

static CUresult call_kernel ( AVFilterContext *  ctx, CUfunction  func, CUdeviceptr  prev, CUdeviceptr  cur, CUdeviceptr  next, CUarray_format  format, int  channels, int  src_width, int  src_height, int  src_pitch, CUdeviceptr  dst, int  dst_width, int  dst_height, int  dst_pitch, int  parity, int  tff  )

static

Definition at line 74 of file vf_yadif_cuda.c.

Referenced by filter().

static void filter ( AVFilterContext *  ctx, AVFrame *  dst, int  parity, int  tff  )

static

Definition at line 144 of file vf_yadif_cuda.c.

static av_cold void deint_cuda_uninit ( AVFilterContext *  ctx )

static

Definition at line 217 of file vf_yadif_cuda.c.

static int deint_cuda_query_formats ( AVFilterContext *  ctx )

static

Definition at line 239 of file vf_yadif_cuda.c.

static int config_input ( AVFilterLink *  inlink )

static

Definition at line 256 of file vf_yadif_cuda.c.

static int config_output ( AVFilterLink *  link )

static

Definition at line 278 of file vf_yadif_cuda.c.

Variable Documentation

char vf_yadif_cuda_ptx[]

const AVClass yadif_cuda_class

static

Initial value:

= {
    .class_name = "yadif_cuda",
    .item_name  = av_default_item_name,
    .option     = ff_yadif_options,
    .version    = LIBAVUTIL_VERSION_INT,
    .category   = AV_CLASS_CATEGORY_FILTER,
}

Definition at line 387 of file vf_yadif_cuda.c.

const AVFilterPad deint_cuda_inputs[]

static

Initial value:

= {
    {
        .name          = "default",
        .type          = AVMEDIA_TYPE_VIDEO,
        .filter_frame  = ff_yadif_filter_frame,
        .config_props  = config_input,
    },
    { NULL }
}

Definition at line 395 of file vf_yadif_cuda.c.

const AVFilterPad deint_cuda_outputs[]

static

Initial value:

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

Definition at line 405 of file vf_yadif_cuda.c.

AVFilter ff_vf_yadif_cuda

Initial value:

= {
    .name           = "yadif_cuda",
    .description    = NULL_IF_CONFIG_SMALL("Deinterlace CUDA frames"),
    .priv_size      = sizeof(DeintCUDAContext),
    .priv_class     = &yadif_cuda_class,
    .uninit         = deint_cuda_uninit,
    .query_formats  = deint_cuda_query_formats,
    .inputs         = deint_cuda_inputs,
    .outputs        = deint_cuda_outputs,
    .flags          = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL,
    .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
}

Definition at line 415 of file vf_yadif_cuda.c.