vf_avgblur_vulkan.c File Reference

#include "libavutil/random_seed.h"
#include "libavutil/vulkan_spirv.h"
#include "libavutil/opt.h"
#include "vulkan_filter.h"
#include "filters.h"
#include "video.h"

Go to the source code of this file.

Data Structures
struct	AvgBlurVulkanContext

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

Functions
static av_cold int	init_filter (AVFilterContext *ctx, AVFrame *in)
static int	avgblur_vulkan_filter_frame (AVFilterLink *link, AVFrame *in)
static void	avgblur_vulkan_uninit (AVFilterContext *avctx)
	AVFILTER_DEFINE_CLASS (avgblur_vulkan)

Variables
static const char	blur_kernel []
static const AVOption	avgblur_vulkan_options []
static const AVFilterPad	avgblur_vulkan_inputs []
static const AVFilterPad	avgblur_vulkan_outputs []
const FFFilter	ff_vf_avgblur_vulkan

Macro Definition Documentation

OFFSET

#define OFFSET

(

x

)

offsetof(AvgBlurVulkanContext, x)

Definition at line 219 of file vf_avgblur_vulkan.c.

FLAGS

#define FLAGS   (AV_OPT_FLAG_FILTERING_PARAM | AV_OPT_FLAG_VIDEO_PARAM)

Definition at line 220 of file vf_avgblur_vulkan.c.

Function Documentation

init_filter()

static av_cold int init_filter ( AVFilterContext *  ctx, AVFrame *  in  )

static

Definition at line 60 of file vf_avgblur_vulkan.c.

Referenced by avgblur_vulkan_filter_frame().

avgblur_vulkan_filter_frame()

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

static

Definition at line 171 of file vf_avgblur_vulkan.c.

avgblur_vulkan_uninit()

static void avgblur_vulkan_uninit ( AVFilterContext *  avctx )

static

Definition at line 206 of file vf_avgblur_vulkan.c.

AVFILTER_DEFINE_CLASS()

AVFILTER_DEFINE_CLASS

(

avgblur_vulkan

)

Variable Documentation

blur_kernel

const char blur_kernel[]

static

Initial value:

= {
    C(0, void distort(const ivec2 pos, const int idx)                         )
    C(0, {                                                                    )
    C(1,     vec4 sum = vec4(0);                                              )
    C(1,     for (int y = -filter_len.y; y <= filter_len.y; y++)              )
    C(1,        for (int x = -filter_len.x; x <= filter_len.x; x++)           )
    C(2,            sum += imageLoad(input_img[idx], pos + ivec2(x, y));      )
    C(0,                                                                      )
    C(1,     imageStore(output_img[idx], pos, sum * filter_norm);             )
    C(0, }                                                                    )
}

Definition at line 48 of file vf_avgblur_vulkan.c.

Referenced by init_filter().

avgblur_vulkan_options

const AVOption avgblur_vulkan_options[]

static

Initial value:

= {
    { "sizeX",  "Set horizontal radius", OFFSET(size_x), AV_OPT_TYPE_INT, { .i64 = 3 }, 1, 32, .flags = FLAGS },
    { "sizeY",  "Set vertical radius", OFFSET(size_y), AV_OPT_TYPE_INT, { .i64 = 3 }, 1, 32, .flags = FLAGS },
    { "planes", "Set planes to filter (bitmask)", OFFSET(planes), AV_OPT_TYPE_INT, {.i64 = 0xF}, 0, 0xF, .flags = FLAGS },
    { NULL },
}

Definition at line 221 of file vf_avgblur_vulkan.c.

avgblur_vulkan_inputs

const AVFilterPad avgblur_vulkan_inputs[]

static

Initial value:

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

Definition at line 230 of file vf_avgblur_vulkan.c.

avgblur_vulkan_outputs

const AVFilterPad avgblur_vulkan_outputs[]

static

Initial value:

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

Definition at line 239 of file vf_avgblur_vulkan.c.

ff_vf_avgblur_vulkan

const FFFilter ff_vf_avgblur_vulkan

Initial value:

= {
    .p.name         = "avgblur_vulkan",
    .p.description  = NULL_IF_CONFIG_SMALL("Apply avgblur mask to input video"),
    .p.priv_class   = &avgblur_vulkan_class,
    .p.flags        = AVFILTER_FLAG_HWDEVICE,
    .priv_size      = sizeof(AvgBlurVulkanContext),
    .init           = &ff_vk_filter_init,
    .uninit         = &avgblur_vulkan_uninit,
    FILTER_INPUTS(avgblur_vulkan_inputs),
    FILTER_OUTPUTS(avgblur_vulkan_outputs),
    FILTER_SINGLE_PIXFMT(AV_PIX_FMT_VULKAN),
    .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
}

Definition at line 247 of file vf_avgblur_vulkan.c.