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

Data Structures
struct	FFVkVideoSession

Macros
#define	CODEC_VER_MAJ(ver) (ver >> 22)

#define	CODEC_VER_MIN(ver) ((ver >> 12) & ((1 << 10) - 1))

#define	CODEC_VER_PAT(ver) (ver & ((1 << 12) - 1))

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

Functions
enum AVPixelFormat	ff_vk_pix_fmt_from_vkfmt (VkFormat vkf)
	Get pixfmt from a Vulkan format. More...

VkImageAspectFlags	ff_vk_aspect_bits_from_vkfmt (VkFormat vkf)
	Get aspect bits which include all planes from a VkFormat. More...

VkVideoChromaSubsamplingFlagBitsKHR	ff_vk_subsampling_from_av_desc (const AVPixFmtDescriptor *desc)
	Get Vulkan's chroma subsampling from a pixfmt descriptor. More...

VkVideoComponentBitDepthFlagBitsKHR	ff_vk_depth_from_av_depth (int depth)
	Get Vulkan's bit depth from an [8:12] integer. More...

int	ff_vk_video_qf_init (FFVulkanContext s, FFVkQueueFamilyCtx qf, VkQueueFlagBits family, VkVideoCodecOperationFlagBitsKHR caps)
	Chooses a QF and loads it into a context. More...

int	ff_vk_h264_level_to_av (StdVideoH264LevelIdc level)
	Convert level from Vulkan to AV. More...

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)

StdVideoH264ProfileIdc	ff_vk_h264_profile_to_vk (int profile)
	Convert profile from/to AV to Vulkan. More...

StdVideoH265ProfileIdc	ff_vk_h265_profile_to_vk (int profile)

int	ff_vk_h264_profile_to_av (StdVideoH264ProfileIdc profile)

int	ff_vk_h265_profile_to_av (StdVideoH264ProfileIdc profile)

int	ff_vk_create_view (FFVulkanContext s, FFVkVideoCommon common, VkImageView view, VkImageAspectFlags aspect, AVVkFrame *src, VkFormat vkf, int is_dpb)
	Creates image views for video frames. More...

int	ff_vk_video_common_init (AVCodecContext avctx, FFVulkanContext s, FFVkVideoCommon common, VkVideoSessionCreateInfoKHR session_create)
	Initialize video session, allocating and binding necessary memory. More...

void	ff_vk_video_common_uninit (FFVulkanContext s, FFVkVideoCommon common)
	Free video session and required resources. More...

Macro Definition Documentation

◆ CODEC_VER_MAJ

#define CODEC_VER_MAJ ( ver ) (ver >> 22)

Definition at line 27 of file vulkan_video.h.

◆ CODEC_VER_MIN

#define CODEC_VER_MIN ( ver ) ((ver >> 12) & ((1 << 10) - 1))

Definition at line 28 of file vulkan_video.h.

◆ CODEC_VER_PAT

#define CODEC_VER_PAT ( ver ) (ver & ((1 << 12) - 1))

Definition at line 29 of file vulkan_video.h.

◆ CODEC_VER

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

Definition at line 30 of file vulkan_video.h.

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 95 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 103 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 111 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 124 of file vulkan_video.c.

Referenced by ff_vulkan_encode_init(), and vulkan_setup_profile().

◆ ff_vk_video_qf_init()

int ff_vk_video_qf_init	(	FFVulkanContext *	s,
		FFVkQueueFamilyCtx *	qf,
		VkQueueFlagBits	family,
		VkVideoCodecOperationFlagBitsKHR	caps
	)

Chooses a QF and loads it into a context.

Definition at line 267 of file vulkan_video.c.

Referenced by ff_vk_decode_init(), and ff_vulkan_encode_init().

◆ ff_vk_h264_level_to_av()

int ff_vk_h264_level_to_av ( StdVideoH264LevelIdc level )

Convert level from Vulkan to AV.

Definition at line 135 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 187 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 161 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 206 of file vulkan_video.c.

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

◆ 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 225 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 236 of file vulkan_video.c.

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

◆ ff_vk_h264_profile_to_av()

int ff_vk_h264_profile_to_av ( StdVideoH264ProfileIdc profile )

Definition at line 246 of file vulkan_video.c.

◆ ff_vk_h265_profile_to_av()

int ff_vk_h265_profile_to_av ( StdVideoH264ProfileIdc profile )

Definition at line 257 of file vulkan_video.c.

◆ ff_vk_create_view()

int ff_vk_create_view	(	FFVulkanContext *	s,
		FFVkVideoCommon *	common,
		VkImageView *	view,
		VkImageAspectFlags *	aspect,
		AVVkFrame *	src,
		VkFormat	vkf,
		int	is_dpb
	)

Creates image views for video frames.

Definition at line 281 of file vulkan_video.c.

Referenced by ff_vk_decode_init(), ff_vk_decode_prepare_frame(), vulkan_encode_create_dpb(), and vulkan_encode_init().

◆ 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 355 of file vulkan_video.c.