vf_scdet_vulkan.c File Reference

#include "libavutil/avassert.h"
#include "libavutil/vulkan_spirv.h"
#include "libavutil/opt.h"
#include "libavutil/timestamp.h"
#include "vulkan_filter.h"
#include "filters.h"

Go to the source code of this file.

Data Structures
struct	SceneDetectVulkanContext
struct	SceneDetectBuf

Macros
#define	SLICES   16
#define	OFFSET(x)   offsetof(SceneDetectVulkanContext, x)
#define	FLAGS   (AV_OPT_FLAG_FILTERING_PARAM | AV_OPT_FLAG_VIDEO_PARAM)

Functions
static av_cold int	init_filter (AVFilterContext *ctx)
static double	evaluate (AVFilterContext *ctx, const SceneDetectBuf *buf)
static int	scdet_vulkan_filter_frame (AVFilterLink *link, AVFrame *in)
static void	scdet_vulkan_uninit (AVFilterContext *avctx)
	AVFILTER_DEFINE_CLASS (scdet_vulkan)

Variables
static const AVOption	scdet_vulkan_options []
static const AVFilterPad	scdet_vulkan_inputs []
static const AVFilterPad	scdet_vulkan_outputs []
const FFFilter	ff_vf_scdet_vulkan

Macro Definition Documentation

SLICES

#define SLICES   16

Definition at line 48 of file vf_scdet_vulkan.c.

OFFSET

#define OFFSET

(

x

)

offsetof(SceneDetectVulkanContext, x)

Definition at line 371 of file vf_scdet_vulkan.c.

FLAGS

#define FLAGS   (AV_OPT_FLAG_FILTERING_PARAM | AV_OPT_FLAG_VIDEO_PARAM)

Definition at line 372 of file vf_scdet_vulkan.c.

Function Documentation

init_filter()

static av_cold int init_filter ( AVFilterContext *  ctx )

static

Definition at line 52 of file vf_scdet_vulkan.c.

Referenced by scdet_vulkan_filter_frame().

evaluate()

static double evaluate ( AVFilterContext *  ctx, const SceneDetectBuf *  buf  )

static

Definition at line 156 of file vf_scdet_vulkan.c.

scdet_vulkan_filter_frame()

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

static

Definition at line 177 of file vf_scdet_vulkan.c.

scdet_vulkan_uninit()

static void scdet_vulkan_uninit ( AVFilterContext *  avctx )

static

Definition at line 353 of file vf_scdet_vulkan.c.

AVFILTER_DEFINE_CLASS()

AVFILTER_DEFINE_CLASS

(

scdet_vulkan

)

Variable Documentation

scdet_vulkan_options

const AVOption scdet_vulkan_options[]

static

Initial value:

= {
    { "threshold",   "set scene change detect threshold",        OFFSET(threshold),  AV_OPT_TYPE_DOUBLE,   {.dbl = 10.},     0,  100., FLAGS },
    { "t",           "set scene change detect threshold",        OFFSET(threshold),  AV_OPT_TYPE_DOUBLE,   {.dbl = 10.},     0,  100., FLAGS },
    { "sc_pass",     "Set the flag to pass scene change frames", OFFSET(sc_pass),    AV_OPT_TYPE_BOOL,     {.i64 = 0  },     0,    1,  FLAGS },
    { "s",           "Set the flag to pass scene change frames", OFFSET(sc_pass),    AV_OPT_TYPE_BOOL,     {.i64 = 0  },     0,    1,  FLAGS },
    { NULL }
}

Definition at line 373 of file vf_scdet_vulkan.c.

scdet_vulkan_inputs

const AVFilterPad scdet_vulkan_inputs[]

static

Initial value:

= {
    {
        .name         = "default",
        .type         = AVMEDIA_TYPE_VIDEO,
        .filter_frame = &scdet_vulkan_filter_frame,
        .config_props = &ff_vk_filter_config_input,
    },
}

Definition at line 383 of file vf_scdet_vulkan.c.

scdet_vulkan_outputs

const AVFilterPad scdet_vulkan_outputs[]

static

Initial value:

= {
    {
        .name = "default",
        .type = AVMEDIA_TYPE_VIDEO,
        .config_props = &ff_vk_filter_config_output,
    },
}

Definition at line 392 of file vf_scdet_vulkan.c.

ff_vf_scdet_vulkan

const FFFilter ff_vf_scdet_vulkan

Initial value:

= {
    .p.name         = "scdet_vulkan",
    .p.description  = NULL_IF_CONFIG_SMALL("Detect video scene change"),
    .p.priv_class   = &scdet_vulkan_class,
    .p.flags        = AVFILTER_FLAG_HWDEVICE,
    .priv_size      = sizeof(SceneDetectVulkanContext),
    .init           = &ff_vk_filter_init,
    .uninit         = &scdet_vulkan_uninit,
    FILTER_INPUTS(scdet_vulkan_inputs),
    FILTER_OUTPUTS(scdet_vulkan_outputs),
    FILTER_SINGLE_PIXFMT(AV_PIX_FMT_VULKAN),
    .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
}

Definition at line 400 of file vf_scdet_vulkan.c.