vf_hwupload_cuda.c File Reference

#include "libavutil/buffer.h"
#include "libavutil/hwcontext.h"
#include "libavutil/hwcontext_cuda.h"
#include "libavutil/log.h"
#include "libavutil/opt.h"
#include "avfilter.h"
#include "formats.h"
#include "internal.h"
#include "video.h"

Go to the source code of this file.

Data Structures
struct	CudaUploadContext

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

Functions
static void	cudaupload_ctx_free (AVHWDeviceContext *ctx)
static av_cold int	cudaupload_init (AVFilterContext *ctx)
static av_cold void	cudaupload_uninit (AVFilterContext *ctx)
static int	cudaupload_query_formats (AVFilterContext *ctx)
static int	cudaupload_config_output (AVFilterLink *outlink)
static int	cudaupload_filter_frame (AVFilterLink *link, AVFrame *in)
	AVFILTER_DEFINE_CLASS (cudaupload)

Variables
static const AVOption	cudaupload_options []
static const AVFilterPad	cudaupload_inputs []
static const AVFilterPad	cudaupload_outputs []
AVFilter	ff_vf_hwupload_cuda

Macro Definition Documentation

#define OFFSET

(

x

)

offsetof(CudaUploadContext, x)

Definition at line 191 of file vf_hwupload_cuda.c.

#define FLAGS   (AV_OPT_FLAG_FILTERING_PARAM | AV_OPT_FLAG_VIDEO_PARAM)

Definition at line 192 of file vf_hwupload_cuda.c.

Function Documentation

static void cudaupload_ctx_free ( AVHWDeviceContext *  ctx )

static

Definition at line 38 of file vf_hwupload_cuda.c.

Referenced by cudaupload_init().

static av_cold int cudaupload_init ( AVFilterContext *  ctx )

static

Definition at line 44 of file vf_hwupload_cuda.c.

static av_cold void cudaupload_uninit ( AVFilterContext *  ctx )

static

Definition at line 94 of file vf_hwupload_cuda.c.

static int cudaupload_query_formats ( AVFilterContext *  ctx )

static

Definition at line 102 of file vf_hwupload_cuda.c.

static int cudaupload_config_output ( AVFilterLink *  outlink )

static

Definition at line 120 of file vf_hwupload_cuda.c.

static int cudaupload_filter_frame ( AVFilterLink *  link, AVFrame *  in  )

static

Definition at line 151 of file vf_hwupload_cuda.c.

AVFILTER_DEFINE_CLASS

(

cudaupload

)

Variable Documentation

const AVOption cudaupload_options[]

static

Initial value:

= {
    { "device", "Number of the device to use", OFFSET(device_idx), AV_OPT_TYPE_INT, { .i64 = 0 }, .flags = FLAGS },
    { NULL },
}

Definition at line 193 of file vf_hwupload_cuda.c.

const AVFilterPad cudaupload_inputs[]

static

Initial value:

= {
    {
        .name         = "default",
        .type         = AVMEDIA_TYPE_VIDEO,
        .filter_frame = cudaupload_filter_frame,
    },
    { NULL }
}

Definition at line 200 of file vf_hwupload_cuda.c.

const AVFilterPad cudaupload_outputs[]

static

Initial value:

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

Definition at line 209 of file vf_hwupload_cuda.c.

AVFilter ff_vf_hwupload_cuda

Initial value:

= {
    .name        = "hwupload_cuda",
    .description = NULL_IF_CONFIG_SMALL("Upload a system memory frame to a CUDA device."),

    .init      = cudaupload_init,
    .uninit    = cudaupload_uninit,

    .query_formats = cudaupload_query_formats,

    .priv_size  = sizeof(CudaUploadContext),
    .priv_class = &cudaupload_class,

    .inputs    = cudaupload_inputs,
    .outputs   = cudaupload_outputs,
}

Definition at line 218 of file vf_hwupload_cuda.c.