vulkan_video.h File Reference

#include "avcodec.h"
#include "libavutil/refstruct.h"
#include "libavutil/vulkan.h"
#include <vk_video/vulkan_video_codecs_common.h>

Go to the source code of this file.

Data Structures
struct	FFVkVideoDPBImage
struct	FFVkVideoDPB
struct	FFVkVideoCommon

Macros
#define	CODEC_VER_MAJ(ver)
#define	CODEC_VER_MIN(ver)
#define	CODEC_VER_PAT(ver)
#define	CODEC_VER(ver)

Functions
enum AVPixelFormat	ff_vk_pix_fmt_from_vkfmt (VkFormat vkf)
	Get pixfmt from a Vulkan format.
VkImageAspectFlags	ff_vk_aspect_bits_from_vkfmt (VkFormat vkf)
	Get aspect bits which include all planes from a VkFormat.
VkVideoChromaSubsamplingFlagBitsKHR	ff_vk_subsampling_from_av_desc (const AVPixFmtDescriptor *desc)
	Get Vulkan's chroma subsampling from a pixfmt descriptor.
VkVideoComponentBitDepthFlagBitsKHR	ff_vk_depth_from_av_depth (int depth)
	Get Vulkan's bit depth from an [8:12] integer.
int	ff_vk_h264_level_to_av (StdVideoH264LevelIdc level)
	Convert level from Vulkan to AV.
int	ff_vk_h265_level_to_av (StdVideoH265LevelIdc level)
StdVideoH264LevelIdc	ff_vk_h264_level_to_vk (int level_idc)
StdVideoH265LevelIdc	ff_vk_h265_level_to_vk (int level_idc)
StdVideoAV1Level	ff_vk_av1_level_to_vk (int level)
StdVideoH264ProfileIdc	ff_vk_h264_profile_to_vk (int profile)
	Convert profile from/to AV to Vulkan.
StdVideoH265ProfileIdc	ff_vk_h265_profile_to_vk (int profile)
StdVideoAV1Profile	ff_vk_av1_profile_to_vk (int profile)
int	ff_vk_create_view (FFVulkanContext *s, VkImageView *view, VkImageAspectFlags *aspect, VkImage img, VkFormat vkf, VkImageUsageFlags usage, int layered)
	Creates image views for video frames.
int	ff_vk_video_dpb_init (FFVulkanContext *s, FFVkVideoCommon *common, VkFormat format, VkImageUsageFlags usage, VkImageTiling tiling, void *create_pnext, int width, int height, int nb_layers)
	Initialize the internal DPB image pool.
int	ff_vk_video_common_init (AVCodecContext *avctx, FFVulkanContext *s, FFVkVideoCommon *common, VkVideoSessionCreateInfoKHR *session_create)
	Initialize video session, allocating and binding necessary memory.
void	ff_vk_video_common_uninit (FFVulkanContext *s, FFVkVideoCommon *common)
	Free video session and required resources.

Macro Definition Documentation

CODEC_VER_MAJ

#define CODEC_VER_MAJ

(

ver

)

Value:

(ver >> 22)

Definition at line 28 of file vulkan_video.h.

CODEC_VER_MIN

#define CODEC_VER_MIN

(

ver

)

Value:

((ver >> 12) & ((1 << 10) - 1))

Definition at line 29 of file vulkan_video.h.

CODEC_VER_PAT

#define CODEC_VER_PAT

(

ver

)

Value:

(ver & ((1 << 12) - 1))

Definition at line 30 of file vulkan_video.h.

CODEC_VER

#define CODEC_VER

(

ver

)

Value:

CODEC_VER_MAJ(ver), CODEC_VER_MIN(ver), CODEC_VER_PAT(ver)

Definition at line 31 of file vulkan_video.h.

Referenced by ff_vulkan_encode_init(), vulkan_decode_get_profile(), and vulkan_encode_h264_init().

Function Documentation

ff_vk_pix_fmt_from_vkfmt()

enum AVPixelFormat ff_vk_pix_fmt_from_vkfmt

(

VkFormat

vkf

)

Get pixfmt from a Vulkan format.

Definition at line 99 of file vulkan_video.c.

Referenced by ff_vulkan_encode_init(), and vulkan_decode_get_profile().

ff_vk_aspect_bits_from_vkfmt()

VkImageAspectFlags ff_vk_aspect_bits_from_vkfmt

(

VkFormat

vkf

)

Get aspect bits which include all planes from a VkFormat.

Definition at line 107 of file vulkan_video.c.

Referenced by ff_vk_create_view().

ff_vk_subsampling_from_av_desc()

VkVideoChromaSubsamplingFlagBitsKHR ff_vk_subsampling_from_av_desc

(

const AVPixFmtDescriptor *

desc

)

Get Vulkan's chroma subsampling from a pixfmt descriptor.

Definition at line 115 of file vulkan_video.c.

Referenced by ff_vulkan_encode_init(), and vulkan_setup_profile().

ff_vk_depth_from_av_depth()

VkVideoComponentBitDepthFlagBitsKHR ff_vk_depth_from_av_depth

(

int

depth

)

Get Vulkan's bit depth from an [8:12] integer.

Definition at line 128 of file vulkan_video.c.

Referenced by ff_vulkan_encode_init(), and vulkan_setup_profile().

ff_vk_h264_level_to_av()

int ff_vk_h264_level_to_av

(

StdVideoH264LevelIdc

level

)

Convert level from Vulkan to AV.

Definition at line 139 of file vulkan_video.c.

Referenced by vulkan_decode_get_profile().

ff_vk_h265_level_to_av()

int ff_vk_h265_level_to_av

(

StdVideoH265LevelIdc

level

)

Definition at line 191 of file vulkan_video.c.

Referenced by vulkan_decode_get_profile().

ff_vk_h264_level_to_vk()

StdVideoH264LevelIdc ff_vk_h264_level_to_vk

(

int

level_idc

)

Definition at line 165 of file vulkan_video.c.

Referenced by base_unit_to_vk().

ff_vk_h265_level_to_vk()

StdVideoH265LevelIdc ff_vk_h265_level_to_vk

(

int

level_idc

)

Definition at line 210 of file vulkan_video.c.

Referenced by base_unit_to_vk(), set_sps(), and set_vps().

ff_vk_av1_level_to_vk()

StdVideoAV1Level ff_vk_av1_level_to_vk

(

int

level

)

Definition at line 229 of file vulkan_video.c.

ff_vk_h264_profile_to_vk()

StdVideoH264ProfileIdc ff_vk_h264_profile_to_vk

(

int

profile

)

Convert profile from/to AV to Vulkan.

Definition at line 260 of file vulkan_video.c.

Referenced by base_unit_to_vk(), and init_profile().

ff_vk_h265_profile_to_vk()

StdVideoH265ProfileIdc ff_vk_h265_profile_to_vk

(

int

profile

)

Definition at line 272 of file vulkan_video.c.

Referenced by base_unit_to_vk(), init_profile(), and set_vps().

ff_vk_av1_profile_to_vk()

StdVideoAV1Profile ff_vk_av1_profile_to_vk

(

int

profile

)

Definition at line 282 of file vulkan_video.c.

Referenced by init_profile().

ff_vk_create_view()

int ff_vk_create_view	(	FFVulkanContext *	s,
		VkImageView *	view,
		VkImageAspectFlags *	aspect,
		VkImage	img,
		VkFormat	vkf,
		VkImageUsageFlags	usage,
		int	layered )

Creates image views for video frames.

Definition at line 292 of file vulkan_video.c.

Referenced by dpb_image_init(), ff_vk_decode_prepare_frame(), and vulkan_encode_init().

ff_vk_video_dpb_init()

int ff_vk_video_dpb_init	(	FFVulkanContext *	s,
		FFVkVideoCommon *	common,
		VkFormat	format,
		VkImageUsageFlags	usage,
		VkImageTiling	tiling,
		void *	create_pnext,
		int	width,
		int	height,
		int	nb_layers )

Initialize the internal DPB image pool.

Definition at line 378 of file vulkan_video.c.

Referenced by ff_vk_decode_init(), and vulkan_encode_create_dpb().

ff_vk_video_common_init()

int ff_vk_video_common_init	(	AVCodecContext *	avctx,
		FFVulkanContext *	s,
		FFVkVideoCommon *	common,
		VkVideoSessionCreateInfoKHR *	session_create )

Initialize video session, allocating and binding necessary memory.

Definition at line 445 of file vulkan_video.c.

Referenced by ff_vk_decode_init(), and ff_vulkan_encode_init().

ff_vk_video_common_uninit()

void ff_vk_video_common_uninit	(	FFVulkanContext *	s,
		FFVkVideoCommon *	common )

Free video session and required resources.

Definition at line 417 of file vulkan_video.c.

Referenced by ff_vk_video_common_init(), ff_vulkan_encode_uninit(), and free_common().