#include <dlfcn.h>
#include <unistd.h>
#include "thread.h"
#include "config.h"
#include "pixdesc.h"
#include "avstring.h"
#include "imgutils.h"
#include "hwcontext.h"
#include "hwcontext_internal.h"
#include "hwcontext_vulkan.h"
#include "mem.h"
#include "vulkan.h"
#include "vulkan_loader.h"

Data Structures
struct	VulkanDeviceFeatures

struct	VulkanDevicePriv

struct	VulkanFramesPriv

struct	AVVkFrameInternal

struct	FFVkFormatEntry

struct	VulkanOptExtension

struct	VulkanDeviceSelection

Macros
#define	VK_NO_PROTOTYPES

#define	VK_ENABLE_BETA_EXTENSIONS

#define	COPY_VAL(VAL)

#define	ASPECT_2PLANE (VK_IMAGE_ASPECT_PLANE_0_BIT \| VK_IMAGE_ASPECT_PLANE_1_BIT)

#define	ASPECT_3PLANE (VK_IMAGE_ASPECT_PLANE_0_BIT \| VK_IMAGE_ASPECT_PLANE_1_BIT \| VK_IMAGE_ASPECT_PLANE_2_BIT)

#define	ADD_VAL_TO_LIST(list, count, val)

#define	RELEASE_PROPS(props, count)

#define	PICK_QF(type, vid_op)

Enumerations
enum	FFVulkanDebugMode { FF_VULKAN_DEBUG_NONE = 0 , FF_VULKAN_DEBUG_VALIDATE = 1 , FF_VULKAN_DEBUG_PRINTF = 2 , FF_VULKAN_DEBUG_PRACTICES = 3 , FF_VULKAN_DEBUG_NB }

enum	PrepMode { PREP_MODE_GENERAL , PREP_MODE_WRITE , PREP_MODE_EXTERNAL_EXPORT , PREP_MODE_EXTERNAL_IMPORT , PREP_MODE_DECODING_DST , PREP_MODE_DECODING_DPB , PREP_MODE_ENCODING_DPB }

Functions
static void	device_features_init (AVHWDeviceContext ctx, VulkanDeviceFeatures feats)

static void	device_features_copy_needed (VulkanDeviceFeatures dst, VulkanDeviceFeatures src)

const VkFormat *	av_vkfmt_from_pixfmt (enum AVPixelFormat p)
	Returns the optimal per-plane Vulkan format for a given sw_format, one for each plane.

static const struct FFVkFormatEntry *	vk_find_format_entry (enum AVPixelFormat p)

static int	vkfmt_from_pixfmt2 (AVHWDeviceContext dev_ctx, enum AVPixelFormat p, VkImageTiling tiling, VkFormat fmts[AV_NUM_DATA_POINTERS], int nb_images, VkImageAspectFlags aspect, VkImageUsageFlags supported_usage, int disable_multiplane, int need_storage)

static int	load_libvulkan (AVHWDeviceContext *ctx)

const char **	av_vk_get_optional_instance_extensions (int *count)
	Returns an array of optional Vulkan instance extensions that FFmpeg may use if enabled.

const char **	av_vk_get_optional_device_extensions (int *count)
	Returns an array of optional Vulkan device extensions that FFmpeg may use if enabled.

static VKAPI_ATTR VkBool32 VKAPI_CALL	vk_dbg_callback (VkDebugUtilsMessageSeverityFlagBitsEXT severity, VkDebugUtilsMessageTypeFlagsEXT messageType, const VkDebugUtilsMessengerCallbackDataEXT data, void priv)

static int	vulkan_device_has_rebar (AVHWDeviceContext *ctx)

static int	check_extensions (AVHWDeviceContext ctx, int dev, AVDictionary opts, const char const dst, uint32_t num, enum FFVulkanDebugMode debug_mode)

static int	check_layers (AVHWDeviceContext ctx, AVDictionary opts, const char const dst, uint32_t num, enum FFVulkanDebugMode *debug_mode)

static int	create_instance (AVHWDeviceContext ctx, AVDictionary opts, enum FFVulkanDebugMode *debug_mode)

static const char *	vk_dev_type (enum VkPhysicalDeviceType type)

static int	find_device (AVHWDeviceContext ctx, VulkanDeviceSelection select)

static int	pick_queue_family (VkQueueFamilyProperties2 *qf, uint32_t num_qf, VkQueueFlagBits flags)

static int	pick_video_queue_family (VkQueueFamilyProperties2 qf, VkQueueFamilyVideoPropertiesKHR qf_vid, uint32_t num_qf, VkVideoCodecOperationFlagsKHR flags)

static int	setup_queue_families (AVHWDeviceContext ctx, VkDeviceCreateInfo cd)

static void	vulkan_device_free (AVHWDeviceContext *ctx)

static void	vulkan_device_uninit (AVHWDeviceContext *ctx)

static int	vulkan_device_create_internal (AVHWDeviceContext ctx, VulkanDeviceSelection dev_select, int disable_multiplane, AVDictionary *opts, int flags)

static void	lock_queue (AVHWDeviceContext *ctx, uint32_t queue_family, uint32_t index)

static void	unlock_queue (AVHWDeviceContext *ctx, uint32_t queue_family, uint32_t index)

static int	vulkan_device_init (AVHWDeviceContext *ctx)

static int	vulkan_device_create (AVHWDeviceContext ctx, const char device, AVDictionary *opts, int flags)

static int	vulkan_device_derive (AVHWDeviceContext ctx, AVHWDeviceContext src_ctx, AVDictionary *opts, int flags)

static int	vulkan_frames_get_constraints (AVHWDeviceContext ctx, const void hwconfig, AVHWFramesConstraints *constraints)

static int	alloc_mem (AVHWDeviceContext ctx, VkMemoryRequirements req, VkMemoryPropertyFlagBits req_flags, const void alloc_extension, VkMemoryPropertyFlagBits mem_flags, VkDeviceMemory *mem)

static void	vulkan_free_internal (VulkanDevicePriv p, AVVkFrame f)

static void	vulkan_frame_free (AVHWFramesContext hwfc, AVVkFrame f)

static void	vulkan_frame_free_cb (void opaque, uint8_t data)

static int	alloc_bind_mem (AVHWFramesContext hwfc, AVVkFrame f, void *alloc_pnext, size_t alloc_pnext_stride)

static void	switch_new_props (enum PrepMode pmode, VkImageLayout new_layout, VkAccessFlags2 new_access)

static int	switch_layout (AVHWFramesContext hwfc, FFVkExecPool ectx, AVVkFrame *frame, enum PrepMode pmode)

static int	switch_layout_host (AVHWFramesContext hwfc, FFVkExecPool ectx, AVVkFrame *frame, enum PrepMode pmode)

static int	prepare_frame (AVHWFramesContext hwfc, FFVkExecPool ectx, AVVkFrame *frame, enum PrepMode pmode)

static void	get_plane_wh (uint32_t w, uint32_t h, enum AVPixelFormat format, int frame_w, int frame_h, int plane)

static int	create_frame (AVHWFramesContext hwfc, AVVkFrame frame, VkImageTiling tiling, VkImageUsageFlagBits usage, VkImageCreateFlags flags, int nb_layers, void create_pnext)

static void	try_export_flags (AVHWFramesContext hwfc, VkExternalMemoryHandleTypeFlags comp_handle_types, VkExternalMemoryHandleTypeFlags *iexp, VkExternalMemoryHandleTypeFlagBits exp)

static AVBufferRef *	vulkan_pool_alloc (void *opaque, size_t size)

static void	lock_frame (AVHWFramesContext fc, AVVkFrame vkf)

static void	unlock_frame (AVHWFramesContext fc, AVVkFrame vkf)

static void	vulkan_frames_uninit (AVHWFramesContext *hwfc)

static int	vulkan_host_transfer_usable (AVHWFramesContext *hwfc)

static int	vulkan_frames_init (AVHWFramesContext *hwfc)

static int	vulkan_get_buffer (AVHWFramesContext hwfc, AVFrame frame)

static int	vulkan_transfer_get_formats (AVHWFramesContext hwfc, enum AVHWFrameTransferDirection dir, enum AVPixelFormat *formats)

static int	vulkan_map_to (AVHWFramesContext hwfc, AVFrame dst, const AVFrame *src, int flags)

static int	vulkan_map_from (AVHWFramesContext hwfc, AVFrame dst, const AVFrame *src, int flags)

static int	copy_buffer_data (AVHWFramesContext hwfc, FFVkBuffer vkbuf, AVFrame swf, VkBufferImageCopy region, int planes, int upload)

static int	get_plane_buf (AVHWFramesContext hwfc, FFVkBuffer dst, AVFrame swf, VkBufferImageCopy *region, int upload)

static int	host_map_frame (AVHWFramesContext hwfc, FFVkBuffer dst, int nb_bufs, AVFrame swf, VkBufferImageCopy region, int upload)

static int	vulkan_transfer_host (AVHWFramesContext hwfc, AVFrame hwf, AVFrame *swf, int upload)

static int	vulkan_transfer_frame (AVHWFramesContext hwfc, AVFrame swf, AVFrame *hwf, int upload)

static int	vulkan_transfer_data_to (AVHWFramesContext hwfc, AVFrame dst, const AVFrame *src)

static int	vulkan_transfer_data_from (AVHWFramesContext hwfc, AVFrame dst, const AVFrame *src)

static int	vulkan_frames_derive_to (AVHWFramesContext dst_fc, AVHWFramesContext src_fc, int flags)

AVVkFrame *	av_vk_frame_alloc (void)
	Allocates a single AVVkFrame and initializes everything as 0.

Variables
static const struct FFVkFormatEntry	vk_formats_list []

static const int	nb_vk_formats_list = FF_ARRAY_ELEMS(vk_formats_list)

static const VulkanOptExtension	optional_instance_exts []

static const VulkanOptExtension	optional_device_exts []

const HWContextType	ff_hwcontext_type_vulkan

Macro Definition Documentation

◆ VK_NO_PROTOTYPES

#define VK_NO_PROTOTYPES

Definition at line 21 of file hwcontext_vulkan.c.

◆ VK_ENABLE_BETA_EXTENSIONS

#define VK_ENABLE_BETA_EXTENSIONS

Definition at line 22 of file hwcontext_vulkan.c.

◆ COPY_VAL

#define COPY_VAL ( VAL )

Value:

    do {                     \
        dst->VAL = src->VAL; \
    } while (0)              \

Referenced by device_features_copy_needed().

◆ ASPECT_2PLANE

#define ASPECT_2PLANE (VK_IMAGE_ASPECT_PLANE_0_BIT | VK_IMAGE_ASPECT_PLANE_1_BIT)

Definition at line 450 of file hwcontext_vulkan.c.

◆ ASPECT_3PLANE

#define ASPECT_3PLANE (VK_IMAGE_ASPECT_PLANE_0_BIT | VK_IMAGE_ASPECT_PLANE_1_BIT | VK_IMAGE_ASPECT_PLANE_2_BIT)

Definition at line 451 of file hwcontext_vulkan.c.

◆ ADD_VAL_TO_LIST

#define ADD_VAL_TO_LIST	(	list,
		count,
		val )

Value:

    do {                                                                       \
        list = av_realloc_array(list, ++count, sizeof(*list));                 \
        if (!list) {                                                           \
            err = AVERROR(ENOMEM);                                             \
            goto fail;                                                         \
        }                                                                      \
        list[count - 1] = av_strdup(val);                                      \
        if (!list[count - 1]) {                                                \
            err = AVERROR(ENOMEM);                                             \
            goto fail;                                                         \
        }                                                                      \
    } while(0)

Definition at line 869 of file hwcontext_vulkan.c.

Referenced by check_extensions(), and check_layers().

◆ RELEASE_PROPS

#define RELEASE_PROPS	(		props,
			count )

Value:

    if (props) {                                                               \
        for (int i = 0; i < count; i++)                                        \
            av_free((void *)((props)[i]));                                     \
        av_free((void *)props);                                                \
    }

Definition at line 883 of file hwcontext_vulkan.c.

Referenced by check_extensions(), check_layers(), create_instance(), and vulkan_device_free().

◆ PICK_QF

#define PICK_QF	(		type,
			vid_op )

Referenced by setup_queue_families().

Enumeration Type Documentation

◆ FFVulkanDebugMode

enum FFVulkanDebugMode

Enumerator
FF_VULKAN_DEBUG_NONE
FF_VULKAN_DEBUG_VALIDATE
FF_VULKAN_DEBUG_PRINTF
FF_VULKAN_DEBUG_PRACTICES
FF_VULKAN_DEBUG_NB

Definition at line 910 of file hwcontext_vulkan.c.

◆ PrepMode

enum PrepMode

Enumerator
PREP_MODE_GENERAL
PREP_MODE_WRITE
PREP_MODE_EXTERNAL_EXPORT
PREP_MODE_EXTERNAL_IMPORT
PREP_MODE_DECODING_DST
PREP_MODE_DECODING_DPB
PREP_MODE_ENCODING_DPB

Definition at line 2516 of file hwcontext_vulkan.c.

Function Documentation

◆ device_features_init()

static void device_features_init	(	AVHWDeviceContext *	ctx,
		VulkanDeviceFeatures *	feats )

static

Definition at line 236 of file hwcontext_vulkan.c.

Referenced by vulkan_device_create_internal().

◆ device_features_copy_needed()

static void device_features_copy_needed	(	VulkanDeviceFeatures *	dst,
		VulkanDeviceFeatures *	src )

static

Definition at line 329 of file hwcontext_vulkan.c.

Referenced by vulkan_device_create_internal().

◆ av_vkfmt_from_pixfmt()

const VkFormat * av_vkfmt_from_pixfmt ( enum AVPixelFormat p )

Returns the optimal per-plane Vulkan format for a given sw_format, one for each plane.

Returns NULL on unsupported formats.

Definition at line 573 of file hwcontext_vulkan.c.

◆ vk_find_format_entry()

static const struct FFVkFormatEntry * vk_find_format_entry ( enum AVPixelFormat p )

static

Definition at line 581 of file hwcontext_vulkan.c.

Referenced by vulkan_frames_init().

◆ vkfmt_from_pixfmt2()

static int vkfmt_from_pixfmt2	(	AVHWDeviceContext *	dev_ctx,
		enum AVPixelFormat	p,
		VkImageTiling	tiling,
		VkFormat	fmts[AV_NUM_DATA_POINTERS],
		int *	nb_images,
		VkImageAspectFlags *	aspect,
		VkImageUsageFlags *	supported_usage,
		int	disable_multiplane,
		int	need_storage )

static

Definition at line 589 of file hwcontext_vulkan.c.

Referenced by vulkan_frames_get_constraints(), and vulkan_frames_init().

◆ load_libvulkan()

static int load_libvulkan ( AVHWDeviceContext * ctx )

static

Definition at line 687 of file hwcontext_vulkan.c.

Referenced by create_instance().

◆ av_vk_get_optional_instance_extensions()

const char ** av_vk_get_optional_instance_extensions ( int * count )

Returns an array of optional Vulkan instance extensions that FFmpeg may use if enabled.

Note: Must be freed via av_free()

Definition at line 808 of file hwcontext_vulkan.c.

◆ av_vk_get_optional_device_extensions()

const char ** av_vk_get_optional_device_extensions ( int * count )

Returns an array of optional Vulkan device extensions that FFmpeg may use if enabled.

Note: Must be freed via av_free()

Definition at line 822 of file hwcontext_vulkan.c.

◆ vk_dbg_callback()

static VKAPI_ATTR VkBool32 VKAPI_CALL vk_dbg_callback	(	VkDebugUtilsMessageSeverityFlagBitsEXT	severity,
		VkDebugUtilsMessageTypeFlagsEXT	messageType,
		const VkDebugUtilsMessengerCallbackDataEXT *	data,
		void *	priv )

static

Definition at line 837 of file hwcontext_vulkan.c.

Referenced by create_instance().

◆ vulkan_device_has_rebar()

static int vulkan_device_has_rebar ( AVHWDeviceContext * ctx )

static

Definition at line 890 of file hwcontext_vulkan.c.

Referenced by check_extensions().

◆ check_extensions()

static int check_extensions	(	AVHWDeviceContext *	ctx,
		int	dev,
		AVDictionary *	opts,
		const char const *	dst,
		uint32_t *	num,
		enum FFVulkanDebugMode	debug_mode )

static

Definition at line 922 of file hwcontext_vulkan.c.

Referenced by create_instance(), and vulkan_device_create_internal().

◆ check_layers()

static int check_layers	(	AVHWDeviceContext *	ctx,
		AVDictionary *	opts,
		const char const *	dst,
		uint32_t *	num,
		enum FFVulkanDebugMode *	debug_mode )

static

Definition at line 1087 of file hwcontext_vulkan.c.

Referenced by create_instance().

◆ create_instance()

static int create_instance	(	AVHWDeviceContext *	ctx,
		AVDictionary *	opts,
		enum FFVulkanDebugMode *	debug_mode )

static

Definition at line 1234 of file hwcontext_vulkan.c.

Referenced by vulkan_device_create_internal().

◆ vk_dev_type()

static const char * vk_dev_type ( enum VkPhysicalDeviceType type )

static

Definition at line 1383 of file hwcontext_vulkan.c.

Referenced by find_device().

◆ find_device()

static int find_device	(	AVHWDeviceContext *	ctx,
		VulkanDeviceSelection *	select )

static

Definition at line 1395 of file hwcontext_vulkan.c.

Referenced by vulkan_device_create_internal().

◆ pick_queue_family()

static int pick_queue_family	(	VkQueueFamilyProperties2 *	qf,
		uint32_t	num_qf,
		VkQueueFlagBits	flags )

inlinestatic

Definition at line 1566 of file hwcontext_vulkan.c.

◆ pick_video_queue_family()

static int pick_video_queue_family	(	VkQueueFamilyProperties2 *	qf,
		VkQueueFamilyVideoPropertiesKHR *	qf_vid,
		uint32_t	num_qf,
		VkVideoCodecOperationFlagsKHR	flags )

inlinestatic

Definition at line 1595 of file hwcontext_vulkan.c.

◆ setup_queue_families()

static int setup_queue_families	(	AVHWDeviceContext *	ctx,
		VkDeviceCreateInfo *	cd )

static

Definition at line 1624 of file hwcontext_vulkan.c.

Referenced by vulkan_device_create_internal().

◆ vulkan_device_free()

static void vulkan_device_free ( AVHWDeviceContext * ctx )

static

Definition at line 1798 of file hwcontext_vulkan.c.

Referenced by vulkan_device_create_internal().

◆ vulkan_device_uninit()

static void vulkan_device_uninit ( AVHWDeviceContext * ctx )

static

Definition at line 1821 of file hwcontext_vulkan.c.

◆ vulkan_device_create_internal()

static int vulkan_device_create_internal	(	AVHWDeviceContext *	ctx,
		VulkanDeviceSelection *	dev_select,
		int	disable_multiplane,
		AVDictionary *	opts,
		int	flags )

static

Definition at line 1836 of file hwcontext_vulkan.c.

Referenced by vulkan_device_create(), and vulkan_device_derive().

◆ lock_queue()

static void lock_queue	(	AVHWDeviceContext *	ctx,
		uint32_t	queue_family,
		uint32_t	index )

static

Definition at line 1943 of file hwcontext_vulkan.c.

◆ unlock_queue()

static void unlock_queue	(	AVHWDeviceContext *	ctx,
		uint32_t	queue_family,
		uint32_t	index )

static

Definition at line 1950 of file hwcontext_vulkan.c.

◆ vulkan_device_init()

static int vulkan_device_init ( AVHWDeviceContext * ctx )

static

Definition at line 1957 of file hwcontext_vulkan.c.

◆ vulkan_device_create()

static int vulkan_device_create	(	AVHWDeviceContext *	ctx,
		const char *	device,
		AVDictionary *	opts,
		int	flags )

static

Definition at line 2131 of file hwcontext_vulkan.c.

◆ vulkan_device_derive()

static int vulkan_device_derive	(	AVHWDeviceContext *	ctx,
		AVHWDeviceContext *	src_ctx,
		AVDictionary *	opts,
		int	flags )

static

Definition at line 2147 of file hwcontext_vulkan.c.

◆ vulkan_frames_get_constraints()

static int vulkan_frames_get_constraints	(	AVHWDeviceContext *	ctx,
		const void *	hwconfig,
		AVHWFramesConstraints *	constraints )

static

Definition at line 2250 of file hwcontext_vulkan.c.

◆ alloc_mem()

static int alloc_mem	(	AVHWDeviceContext *	ctx,
		VkMemoryRequirements *	req,
		VkMemoryPropertyFlagBits	req_flags,
		const void *	alloc_extension,
		VkMemoryPropertyFlagBits *	mem_flags,
		VkDeviceMemory *	mem )

static

Definition at line 2300 of file hwcontext_vulkan.c.

Referenced by alloc_bind_mem().

◆ vulkan_free_internal()

static void vulkan_free_internal	(	VulkanDevicePriv *	p,
		AVVkFrame *	f )

static

Definition at line 2358 of file hwcontext_vulkan.c.

Referenced by vulkan_frame_free().

◆ vulkan_frame_free()

static void vulkan_frame_free	(	AVHWFramesContext *	hwfc,
		AVVkFrame *	f )

static

Definition at line 2402 of file hwcontext_vulkan.c.

Referenced by create_frame(), vulkan_frame_free_cb(), vulkan_frames_init(), and vulkan_pool_alloc().

◆ vulkan_frame_free_cb()

static void vulkan_frame_free_cb	(	void *	opaque,
		uint8_t *	data )

static

Definition at line 2436 of file hwcontext_vulkan.c.

Referenced by vulkan_pool_alloc().

◆ alloc_bind_mem()

static int alloc_bind_mem	(	AVHWFramesContext *	hwfc,
		AVVkFrame *	f,
		void *	alloc_pnext,
		size_t	alloc_pnext_stride )

static

Definition at line 2441 of file hwcontext_vulkan.c.

Referenced by vulkan_pool_alloc().

◆ switch_new_props()

static void switch_new_props	(	enum PrepMode	pmode,
		VkImageLayout *	new_layout,
		VkAccessFlags2 *	new_access )

static

Definition at line 2526 of file hwcontext_vulkan.c.

Referenced by switch_layout(), and switch_layout_host().

◆ switch_layout()

static int switch_layout	(	AVHWFramesContext *	hwfc,
		FFVkExecPool *	ectx,
		AVVkFrame *	frame,
		enum PrepMode	pmode )

static

Definition at line 2561 of file hwcontext_vulkan.c.

Referenced by prepare_frame().

◆ switch_layout_host()

static int switch_layout_host	(	AVHWFramesContext *	hwfc,
		FFVkExecPool *	ectx,
		AVVkFrame *	frame,
		enum PrepMode	pmode )

static

Definition at line 2626 of file hwcontext_vulkan.c.

Referenced by prepare_frame().

◆ prepare_frame()

static int prepare_frame	(	AVHWFramesContext *	hwfc,
		FFVkExecPool *	ectx,
		AVVkFrame *	frame,
		enum PrepMode	pmode )

static

Definition at line 2671 of file hwcontext_vulkan.c.

Referenced by vulkan_pool_alloc().

◆ get_plane_wh()

static void get_plane_wh	(	uint32_t *	w,
		uint32_t *	h,
		enum AVPixelFormat	format,
		int	frame_w,
		int	frame_h,
		int	plane )

inlinestatic

Definition at line 2687 of file hwcontext_vulkan.c.

Referenced by create_frame(), get_plane_buf(), vulkan_transfer_frame(), and vulkan_transfer_host().

◆ create_frame()

static int create_frame	(	AVHWFramesContext *	hwfc,
		AVVkFrame **	frame,
		VkImageTiling	tiling,
		VkImageUsageFlagBits	usage,
		VkImageCreateFlags	flags,
		int	nb_layers,
		void *	create_pnext )

static

Definition at line 2704 of file hwcontext_vulkan.c.

Referenced by vulkan_frames_init(), and vulkan_pool_alloc().

◆ try_export_flags()

static void try_export_flags	(	AVHWFramesContext *	hwfc,
		VkExternalMemoryHandleTypeFlags *	comp_handle_types,
		VkExternalMemoryHandleTypeFlags *	iexp,
		VkExternalMemoryHandleTypeFlagBits	exp )

static

Definition at line 2814 of file hwcontext_vulkan.c.

Referenced by vulkan_pool_alloc().

◆ vulkan_pool_alloc()

static AVBufferRef * vulkan_pool_alloc	(	void *	opaque,
		size_t	size )

static

Definition at line 2886 of file hwcontext_vulkan.c.

Referenced by vulkan_frames_init().

◆ lock_frame()

static void lock_frame	(	AVHWFramesContext *	fc,
		AVVkFrame *	vkf )

static

Definition at line 2965 of file hwcontext_vulkan.c.

Referenced by vulkan_frames_init().

◆ unlock_frame()

static void unlock_frame	(	AVHWFramesContext *	fc,
		AVVkFrame *	vkf )

static

Definition at line 2970 of file hwcontext_vulkan.c.

Referenced by vulkan_frames_init().

◆ vulkan_frames_uninit()

static void vulkan_frames_uninit ( AVHWFramesContext * hwfc )

static

Definition at line 2975 of file hwcontext_vulkan.c.

◆ vulkan_host_transfer_usable()

static int vulkan_host_transfer_usable ( AVHWFramesContext * hwfc )

static

Definition at line 2998 of file hwcontext_vulkan.c.

Referenced by vulkan_frames_init().

◆ vulkan_frames_init()

static int vulkan_frames_init ( AVHWFramesContext * hwfc )

static

Definition at line 3122 of file hwcontext_vulkan.c.

Referenced by vulkan_frames_derive_to().

◆ vulkan_get_buffer()

static int vulkan_get_buffer	(	AVHWFramesContext *	hwfc,
		AVFrame *	frame )

static

Definition at line 3362 of file hwcontext_vulkan.c.

◆ vulkan_transfer_get_formats()

static int vulkan_transfer_get_formats	(	AVHWFramesContext *	hwfc,
		enum AVHWFrameTransferDirection	dir,
		enum AVPixelFormat **	formats )

static

Definition at line 3376 of file hwcontext_vulkan.c.

◆ vulkan_map_to()

static int vulkan_map_to	(	AVHWFramesContext *	hwfc,
		AVFrame *	dst,
		const AVFrame *	src,
		int	flags )

static

Definition at line 4260 of file hwcontext_vulkan.c.

◆ vulkan_map_from()

static int vulkan_map_from	(	AVHWFramesContext *	hwfc,
		AVFrame *	dst,
		const AVFrame *	src,
		int	flags )

static

Definition at line 4580 of file hwcontext_vulkan.c.

◆ copy_buffer_data()

static int copy_buffer_data	(	AVHWFramesContext *	hwfc,
		FFVkBuffer *	vkbuf,
		AVFrame *	swf,
		VkBufferImageCopy *	region,
		int	planes,
		int	upload )

static

Definition at line 4606 of file hwcontext_vulkan.c.

Referenced by vulkan_transfer_frame().

◆ get_plane_buf()

static int get_plane_buf	(	AVHWFramesContext *	hwfc,
		FFVkBuffer **	dst,
		AVFrame *	swf,
		VkBufferImageCopy *	region,
		int	upload )

static

Definition at line 4648 of file hwcontext_vulkan.c.

Referenced by vulkan_transfer_frame().

◆ host_map_frame()

static int host_map_frame	(	AVHWFramesContext *	hwfc,
		FFVkBuffer **	dst,
		int *	nb_bufs,
		AVFrame *	swf,
		VkBufferImageCopy *	region,
		int	upload )

static

Definition at line 4687 of file hwcontext_vulkan.c.

Referenced by vulkan_transfer_frame().

◆ vulkan_transfer_host()

static int vulkan_transfer_host	(	AVHWFramesContext *	hwfc,
		AVFrame *	hwf,
		AVFrame *	swf,
		int	upload )

static

Definition at line 4744 of file hwcontext_vulkan.c.

Referenced by vulkan_transfer_frame().

◆ vulkan_transfer_frame()

static int vulkan_transfer_frame	(	AVHWFramesContext *	hwfc,
		AVFrame *	swf,
		AVFrame *	hwf,
		int	upload )

static

Definition at line 4865 of file hwcontext_vulkan.c.

Referenced by vulkan_transfer_data_from(), and vulkan_transfer_data_to().

◆ vulkan_transfer_data_to()

static int vulkan_transfer_data_to	(	AVHWFramesContext *	hwfc,
		AVFrame *	dst,
		const AVFrame *	src )

static

Definition at line 5043 of file hwcontext_vulkan.c.

◆ vulkan_transfer_data_from()

static int vulkan_transfer_data_from	(	AVHWFramesContext *	hwfc,
		AVFrame *	dst,
		const AVFrame *	src )

static

Definition at line 5164 of file hwcontext_vulkan.c.

◆ vulkan_frames_derive_to()

static int vulkan_frames_derive_to	(	AVHWFramesContext *	dst_fc,
		AVHWFramesContext *	src_fc,
		int	flags )

static

Definition at line 5190 of file hwcontext_vulkan.c.

◆ av_vk_frame_alloc()

AVVkFrame * av_vk_frame_alloc ( void )

Allocates a single AVVkFrame and initializes everything as 0.

Note: Must be freed via av_free()

Definition at line 5196 of file hwcontext_vulkan.c.

Referenced by create_frame().

Variable Documentation

◆ vk_formats_list

const struct FFVkFormatEntry vk_formats_list[]

static

Referenced by av_vkfmt_from_pixfmt(), vk_find_format_entry(), vkfmt_from_pixfmt2(), and vulkan_frames_get_constraints().

◆ nb_vk_formats_list

const int nb_vk_formats_list = FF_ARRAY_ELEMS(vk_formats_list)

static

Definition at line 571 of file hwcontext_vulkan.c.

Referenced by av_vkfmt_from_pixfmt(), vk_find_format_entry(), vkfmt_from_pixfmt2(), and vulkan_frames_get_constraints().

◆ optional_instance_exts

const VulkanOptExtension optional_instance_exts[]

static

Initial value:

= {
 
    { 0 },
}

Definition at line 730 of file hwcontext_vulkan.c.

Referenced by av_vk_get_optional_instance_extensions(), and check_extensions().

◆ optional_device_exts

const VulkanOptExtension optional_device_exts[]

static

Definition at line 737 of file hwcontext_vulkan.c.

Referenced by av_vk_get_optional_device_extensions(), check_extensions(), and vulkan_device_init().

◆ ff_hwcontext_type_vulkan

const HWContextType ff_hwcontext_type_vulkan

Initial value:

= {
    .type                   = AV_HWDEVICE_TYPE_VULKAN,
    .name                   = "Vulkan",
 
    .device_hwctx_size      = sizeof(VulkanDevicePriv),
    .frames_hwctx_size      = sizeof(VulkanFramesPriv),
 
    .device_init            = &vulkan_device_init,
    .device_uninit          = &vulkan_device_uninit,
    .device_create          = &vulkan_device_create,
    .device_derive          = &vulkan_device_derive,
 
    .frames_get_constraints = &vulkan_frames_get_constraints,
    .frames_init            = vulkan_frames_init,
    .frames_get_buffer      = vulkan_get_buffer,
    .frames_uninit          = vulkan_frames_uninit,
 
    .transfer_get_formats   = vulkan_transfer_get_formats,
    .transfer_data_to       = vulkan_transfer_data_to,
    .transfer_data_from     = vulkan_transfer_data_from,
 
    .map_to                 = vulkan_map_to,
    .map_from               = vulkan_map_from,
    .frames_derive_to       = &vulkan_frames_derive_to,
 
    .pix_fmts = (const enum AVPixelFormat []) {
        AV_PIX_FMT_VULKAN,
        AV_PIX_FMT_NONE
    },
}

Definition at line 5219 of file hwcontext_vulkan.c.

Data Structures

Macros

Enumerations

Functions

Variables

Macro Definition Documentation

◆ VK_NO_PROTOTYPES

◆ VK_ENABLE_BETA_EXTENSIONS

◆ COPY_VAL

◆ ASPECT_2PLANE

◆ ASPECT_3PLANE

◆ ADD_VAL_TO_LIST

◆ RELEASE_PROPS

◆ PICK_QF

Enumeration Type Documentation

◆ FFVulkanDebugMode

◆ PrepMode

Function Documentation

◆ device_features_init()

◆ device_features_copy_needed()

◆ av_vkfmt_from_pixfmt()

◆ vk_find_format_entry()

◆ vkfmt_from_pixfmt2()

◆ load_libvulkan()

◆ av_vk_get_optional_instance_extensions()

◆ av_vk_get_optional_device_extensions()

◆ vk_dbg_callback()

◆ vulkan_device_has_rebar()

◆ check_extensions()

◆ check_layers()

◆ create_instance()

◆ vk_dev_type()

◆ find_device()

◆ pick_queue_family()

◆ pick_video_queue_family()

◆ setup_queue_families()

◆ vulkan_device_free()

◆ vulkan_device_uninit()

◆ vulkan_device_create_internal()

◆ lock_queue()

◆ unlock_queue()

◆ vulkan_device_init()

◆ vulkan_device_create()

◆ vulkan_device_derive()

◆ vulkan_frames_get_constraints()

◆ alloc_mem()

◆ vulkan_free_internal()

◆ vulkan_frame_free()

◆ vulkan_frame_free_cb()

◆ alloc_bind_mem()

◆ switch_new_props()

◆ switch_layout()

◆ switch_layout_host()

◆ prepare_frame()

◆ get_plane_wh()

◆ create_frame()

◆ try_export_flags()

◆ vulkan_pool_alloc()

◆ lock_frame()

◆ unlock_frame()

◆ vulkan_frames_uninit()

◆ vulkan_host_transfer_usable()

◆ vulkan_frames_init()

◆ vulkan_get_buffer()

◆ vulkan_transfer_get_formats()

◆ vulkan_map_to()

◆ vulkan_map_from()

◆ copy_buffer_data()

◆ get_plane_buf()

◆ host_map_frame()

◆ vulkan_transfer_host()

◆ vulkan_transfer_frame()

◆ vulkan_transfer_data_to()

◆ vulkan_transfer_data_from()

◆ vulkan_frames_derive_to()

◆ av_vk_frame_alloc()

Variable Documentation

◆ vk_formats_list

◆ nb_vk_formats_list

◆ optional_instance_exts