vf_v360_vulkan.c File Reference

#include "libavutil/opt.h"
#include "vulkan_filter.h"
#include "v360.h"
#include "filters.h"
#include "video.h"
#include "framesync.h"

Go to the source code of this file.

Data Structures
struct	PushData
struct	V360VulkanContext

Macros
#define	degree2radian(degree)
#define	radian2degree(radian)
#define	OFFSET(x)
#define	FLAGS   (AV_OPT_FLAG_FILTERING_PARAM | AV_OPT_FLAG_VIDEO_PARAM)
#define	DYNAMIC   (FLAGS | AV_OPT_FLAG_RUNTIME_PARAM)

Functions
static int	get_rorder (char c)
static void	multiply_matrix (float c[4][4], const float a[4][4], const float b[4][4])
static void	calculate_iflat_range (int in, float ih_fov, float iv_fov, float *iflat_range)
static void	calculate_flat_range (int out, float h_fov, float v_fov, float *flat_range)
static void	calculate_rotation_matrix (float yaw, float pitch, float roll, float rot_mat[4][4], const int rotation_order[3])
static void	config_params (AVFilterContext *ctx, AVFilterLink *inlink)
static av_cold int	calculate_output_size (AVFilterContext *ctx)
static av_cold int	init_filter (AVFilterContext *ctx, AVFrame *in)
static int	v360_vulkan_filter_frame (FFFrameSync *fs)
static int	v360_vulkan_activate (AVFilterContext *ctx)
static int	process_command (AVFilterContext *ctx, const char *cmd, const char *args, char *res, int res_len, int flags)
static av_cold int	v360_vulkan_config_output (AVFilterLink *outlink)
static av_cold int	v360_vulkan_init (AVFilterContext *avctx)
static void	v360_vulkan_uninit (AVFilterContext *avctx)
	FRAMESYNC_DEFINE_CLASS (v360_vulkan, V360VulkanContext, fs)

Variables
const unsigned char	ff_v360_comp_spv_data []
const unsigned int	ff_v360_comp_spv_len
static const AVOption	v360_vulkan_options []
static const AVFilterPad	v360_vulkan_outputs []
const FFFilter	ff_vf_v360_vulkan

Macro Definition Documentation

degree2radian

#define degree2radian

(

degree

)

Value:

((degree) * M_PI / 180.f)

Definition at line 88 of file vf_v360_vulkan.c.

Referenced by config_params().

radian2degree

#define radian2degree

(

radian

)

Value:

((radian) * 180.f / M_PI)

Definition at line 89 of file vf_v360_vulkan.c.

Referenced by config_params().

OFFSET

#define OFFSET

(

x

)

Value:

offsetof(V360VulkanContext, x)

Definition at line 692 of file vf_v360_vulkan.c.

FLAGS

#define FLAGS   (AV_OPT_FLAG_FILTERING_PARAM | AV_OPT_FLAG_VIDEO_PARAM)

Definition at line 693 of file vf_v360_vulkan.c.

DYNAMIC

#define DYNAMIC   (FLAGS | AV_OPT_FLAG_RUNTIME_PARAM)

Definition at line 694 of file vf_v360_vulkan.c.

Function Documentation

get_rorder()

static int get_rorder ( char c )

static

Definition at line 59 of file vf_v360_vulkan.c.

Referenced by config_params().

multiply_matrix()

static void multiply_matrix ( float c[4][4], const float a[4][4], const float b[4][4] )

static

Definition at line 76 of file vf_v360_vulkan.c.

Referenced by calculate_rotation_matrix().

calculate_iflat_range()

static void calculate_iflat_range ( int in, float ih_fov, float iv_fov, float * iflat_range )

inlinestatic

Definition at line 91 of file vf_v360_vulkan.c.

Referenced by config_params().

calculate_flat_range()

static void calculate_flat_range ( int out, float h_fov, float v_fov, float * flat_range )

inlinestatic

Definition at line 113 of file vf_v360_vulkan.c.

Referenced by config_params().

calculate_rotation_matrix()

static void calculate_rotation_matrix ( float yaw, float pitch, float roll, float rot_mat[4][4], const int rotation_order[3] )

inlinestatic

Definition at line 135 of file vf_v360_vulkan.c.

Referenced by config_params().

config_params()

static void config_params ( AVFilterContext * ctx, AVFilterLink * inlink )

static

Definition at line 169 of file vf_v360_vulkan.c.

Referenced by process_command(), and v360_vulkan_config_output().

calculate_output_size()

static av_cold int calculate_output_size ( AVFilterContext * ctx )

static

Definition at line 302 of file vf_v360_vulkan.c.

Referenced by v360_vulkan_config_output().

init_filter()

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

static

Definition at line 439 of file vf_v360_vulkan.c.

Referenced by v360_vulkan_filter_frame().

v360_vulkan_filter_frame()

static int v360_vulkan_filter_frame ( FFFrameSync * fs )

static

Definition at line 525 of file vf_v360_vulkan.c.

Referenced by v360_vulkan_config_output().

v360_vulkan_activate()

static int v360_vulkan_activate ( AVFilterContext * ctx )

static

Definition at line 572 of file vf_v360_vulkan.c.

process_command()

static int process_command ( AVFilterContext * ctx, const char * cmd, const char * args, char * res, int res_len, int flags )

static

Definition at line 578 of file vf_v360_vulkan.c.

v360_vulkan_config_output()

static av_cold int v360_vulkan_config_output ( AVFilterLink * outlink )

static

Definition at line 591 of file vf_v360_vulkan.c.

v360_vulkan_init()

static av_cold int v360_vulkan_init ( AVFilterContext * avctx )

static

Definition at line 647 of file vf_v360_vulkan.c.

v360_vulkan_uninit()

static void v360_vulkan_uninit ( AVFilterContext * avctx )

static

Definition at line 673 of file vf_v360_vulkan.c.

FRAMESYNC_DEFINE_CLASS()

FRAMESYNC_DEFINE_CLASS	(	v360_vulkan	,
		V360VulkanContext	,
		fs	)

Variable Documentation

ff_v360_comp_spv_data

const unsigned char ff_v360_comp_spv_data[]

extern

Referenced by init_filter().

ff_v360_comp_spv_len

const unsigned int ff_v360_comp_spv_len

extern

Referenced by init_filter().

v360_vulkan_options

const AVOption v360_vulkan_options[]

static

Definition at line 695 of file vf_v360_vulkan.c.

v360_vulkan_outputs

const AVFilterPad v360_vulkan_outputs[]

static

Initial value:

= {
    {
        .name = "default",
        .type = AVMEDIA_TYPE_VIDEO,
        .config_props = v360_vulkan_config_output,
    },
}

Definition at line 731 of file vf_v360_vulkan.c.

ff_vf_v360_vulkan

const FFFilter ff_vf_v360_vulkan

Initial value:

= {
    .p.name         = "v360_vulkan",
    .p.description  = NULL_IF_CONFIG_SMALL("Convert 360 projection of video."),
    .p.priv_class   = &v360_vulkan_class,
    .p.flags        = AVFILTER_FLAG_HWDEVICE | AVFILTER_FLAG_DYNAMIC_INPUTS,
    .priv_size      = sizeof(V360VulkanContext),
    .preinit        = v360_vulkan_framesync_preinit,
    .init           = v360_vulkan_init,
    .uninit         = v360_vulkan_uninit,
    .activate       = v360_vulkan_activate,
    FILTER_OUTPUTS(v360_vulkan_outputs),
    FILTER_SINGLE_PIXFMT(AV_PIX_FMT_VULKAN),
    .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
    .process_command = process_command,
}

Definition at line 739 of file vf_v360_vulkan.c.