#include "config.h"
#include "common.h"
#include "hwcontext.h"
#include "hwcontext_internal.h"
#include "hwcontext_d3d12va_internal.h"
#include "hwcontext_d3d12va.h"
#include "imgutils.h"
#include "mem.h"
#include "pixdesc.h"
#include "pixfmt.h"
#include "thread.h"
#include "compat/w32dlfcn.h"
#include <dxgi1_3.h>

Data Structures
struct	D3D12VAFramesContext

struct	D3D12VADevicePriv

Typedefs
typedef HRESULT(WINAPI *	PFN_CREATE_DXGI_FACTORY2) (UINT Flags, REFIID riid, void **ppFactory)

Functions
static void	d3d12va_default_lock (void *ctx)

static void	d3d12va_default_unlock (void *ctx)

static int	d3d12va_fence_completion (AVD3D12VASyncContext *psync_ctx)

static int	d3d12va_wait_queue_idle (AVD3D12VASyncContext psync_ctx, ID3D12CommandQueue command_queue)

static int	d3d12va_create_staging_buffer_resource (AVHWFramesContext ctx, D3D12_RESOURCE_STATES states, ID3D12Resource *ppResource, int download)

static int	d3d12va_create_helper_objects (AVHWFramesContext *ctx)

static void	d3d12va_frames_uninit (AVHWFramesContext *ctx)

static int	d3d12va_frames_get_constraints (AVHWDeviceContext ctx, const void hwconfig, AVHWFramesConstraints *constraints)

static void	free_texture (void opaque, uint8_t data)

static AVBufferRef *	d3d12va_pool_alloc (void *opaque, size_t size)

static int	d3d12va_frames_init (AVHWFramesContext *ctx)

static int	d3d12va_get_buffer (AVHWFramesContext ctx, AVFrame frame)

static int	d3d12va_transfer_get_formats (AVHWFramesContext ctx, enum AVHWFrameTransferDirection dir, enum AVPixelFormat *formats)

static int	d3d12va_transfer_data (AVHWFramesContext ctx, AVFrame dst, const AVFrame *src)

static int	d3d12va_load_functions (AVHWDeviceContext *hwdev)

static void	d3d12va_device_free (AVHWDeviceContext *hwdev)

static int	d3d12va_device_init (AVHWDeviceContext *hwdev)

static void	d3d12va_device_uninit (AVHWDeviceContext *hwdev)

static int	d3d12va_device_create (AVHWDeviceContext hwdev, const char device, AVDictionary *opts, int flags)

Variables
struct {
DXGI_FORMAT d3d_format

enum AVPixelFormat pix_fmt

}	supported_formats []

const HWContextType	ff_hwcontext_type_d3d12va

Typedef Documentation

◆ PFN_CREATE_DXGI_FACTORY2

typedef HRESULT(WINAPI * PFN_CREATE_DXGI_FACTORY2) (UINT Flags, REFIID riid, void **ppFactory)

Definition at line 37 of file hwcontext_d3d12va.c.

Function Documentation

◆ d3d12va_default_lock()

static void d3d12va_default_lock ( void * ctx )

static

Definition at line 74 of file hwcontext_d3d12va.c.

Referenced by d3d12va_device_init(), and d3d12va_device_uninit().

◆ d3d12va_default_unlock()

static void d3d12va_default_unlock ( void * ctx )

static

Definition at line 79 of file hwcontext_d3d12va.c.

Referenced by d3d12va_device_init().

◆ d3d12va_fence_completion()

static int d3d12va_fence_completion ( AVD3D12VASyncContext * psync_ctx )

static

Definition at line 84 of file hwcontext_d3d12va.c.

Referenced by d3d12va_wait_queue_idle().

◆ d3d12va_wait_queue_idle()

static int d3d12va_wait_queue_idle	(	AVD3D12VASyncContext *	psync_ctx,
		ID3D12CommandQueue *	command_queue
	)

inlinestatic

Definition at line 97 of file hwcontext_d3d12va.c.

Referenced by d3d12va_create_helper_objects(), and d3d12va_transfer_data().

◆ d3d12va_create_staging_buffer_resource()

static int d3d12va_create_staging_buffer_resource	(	AVHWFramesContext *	ctx,
		D3D12_RESOURCE_STATES	states,
		ID3D12Resource **	ppResource,
		int	download
	)

static

Definition at line 106 of file hwcontext_d3d12va.c.

Referenced by d3d12va_transfer_data().

◆ d3d12va_create_helper_objects()

static int d3d12va_create_helper_objects ( AVHWFramesContext * ctx )

static

Definition at line 134 of file hwcontext_d3d12va.c.

Referenced by d3d12va_transfer_data().

◆ d3d12va_frames_uninit()

static void d3d12va_frames_uninit ( AVHWFramesContext * ctx )

static

Definition at line 175 of file hwcontext_d3d12va.c.

◆ d3d12va_frames_get_constraints()

static int d3d12va_frames_get_constraints	(	AVHWDeviceContext *	ctx,
		const void *	hwconfig,
		AVHWFramesConstraints *	constraints
	)

static

Definition at line 190 of file hwcontext_d3d12va.c.

◆ free_texture()

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

static

Definition at line 219 of file hwcontext_d3d12va.c.

Referenced by d3d12va_pool_alloc().

◆ d3d12va_pool_alloc()

static AVBufferRef* d3d12va_pool_alloc	(	void *	opaque,
		size_t	size
	)

static

Definition at line 231 of file hwcontext_d3d12va.c.

Referenced by d3d12va_frames_init().

◆ d3d12va_frames_init()

static int d3d12va_frames_init ( AVHWFramesContext * ctx )

static

Definition at line 281 of file hwcontext_d3d12va.c.

◆ d3d12va_get_buffer()

static int d3d12va_get_buffer	(	AVHWFramesContext *	ctx,
		AVFrame *	frame
	)

static

Definition at line 310 of file hwcontext_d3d12va.c.

◆ d3d12va_transfer_get_formats()

static int d3d12va_transfer_get_formats	(	AVHWFramesContext *	ctx,
		enum AVHWFrameTransferDirection	dir,
		enum AVPixelFormat **	formats
	)

static

Definition at line 332 of file hwcontext_d3d12va.c.

◆ d3d12va_transfer_data()

static int d3d12va_transfer_data	(	AVHWFramesContext *	ctx,
		AVFrame *	dst,
		const AVFrame *	src
	)

static

Definition at line 350 of file hwcontext_d3d12va.c.

◆ d3d12va_load_functions()

static int d3d12va_load_functions ( AVHWDeviceContext * hwdev )

static

Definition at line 537 of file hwcontext_d3d12va.c.

Referenced by d3d12va_device_create().

◆ d3d12va_device_free()

static void d3d12va_device_free ( AVHWDeviceContext * hwdev )

static

Definition at line 569 of file hwcontext_d3d12va.c.

Referenced by d3d12va_device_create().

◆ d3d12va_device_init()

static int d3d12va_device_init ( AVHWDeviceContext * hwdev )

static

Definition at line 583 of file hwcontext_d3d12va.c.

◆ d3d12va_device_uninit()

static void d3d12va_device_uninit ( AVHWDeviceContext * hwdev )

static

Definition at line 606 of file hwcontext_d3d12va.c.

◆ d3d12va_device_create()

static int d3d12va_device_create	(	AVHWDeviceContext *	hwdev,
		const char *	device,
		AVDictionary *	opts,
		int	flags
	)

static

Definition at line 619 of file hwcontext_d3d12va.c.

Variable Documentation

◆ d3d_format

DXGI_FORMAT d3d_format

Definition at line 67 of file hwcontext_d3d12va.c.

◆ pix_fmt

enum AVPixelFormat pix_fmt

Definition at line 68 of file hwcontext_d3d12va.c.

◆ supported_formats

const { ... } supported_formats[]

Initial value:

= {
    { DXGI_FORMAT_NV12, AV_PIX_FMT_NV12 },
    { DXGI_FORMAT_P010, AV_PIX_FMT_P010 },
}

Referenced by d3d12va_frames_get_constraints(), and d3d12va_frames_init().

◆ ff_hwcontext_type_d3d12va

const HWContextType ff_hwcontext_type_d3d12va

Initial value:

= {
    .type                   = AV_HWDEVICE_TYPE_D3D12VA,
    .name                   = "D3D12VA",
 
    .device_hwctx_size      = sizeof(D3D12VADevicePriv),
    .frames_hwctx_size      = sizeof(D3D12VAFramesContext),
 
    .device_create          = d3d12va_device_create,
    .device_init            = d3d12va_device_init,
    .device_uninit          = d3d12va_device_uninit,
    .frames_get_constraints = d3d12va_frames_get_constraints,
    .frames_init            = d3d12va_frames_init,
    .frames_uninit          = d3d12va_frames_uninit,
    .frames_get_buffer      = d3d12va_get_buffer,
    .transfer_get_formats   = d3d12va_transfer_get_formats,
    .transfer_data_to       = d3d12va_transfer_data,
    .transfer_data_from     = d3d12va_transfer_data,
 
    .pix_fmts               = (const enum AVPixelFormat[]){ AV_PIX_FMT_D3D12, AV_PIX_FMT_NONE },
}

Definition at line 679 of file hwcontext_d3d12va.c.

Data Structures

Typedefs

Functions

Variables

Typedef Documentation

◆ PFN_CREATE_DXGI_FACTORY2

Function Documentation

◆ d3d12va_default_lock()

◆ d3d12va_default_unlock()

◆ d3d12va_fence_completion()

◆ d3d12va_wait_queue_idle()

◆ d3d12va_create_staging_buffer_resource()

◆ d3d12va_create_helper_objects()

◆ d3d12va_frames_uninit()

◆ d3d12va_frames_get_constraints()

◆ free_texture()

◆ d3d12va_pool_alloc()

◆ d3d12va_frames_init()

◆ d3d12va_get_buffer()

◆ d3d12va_transfer_get_formats()

◆ d3d12va_transfer_data()

◆ d3d12va_load_functions()

◆ d3d12va_device_free()

◆ d3d12va_device_init()

◆ d3d12va_device_uninit()

◆ d3d12va_device_create()

Variable Documentation

◆ d3d_format

◆ pix_fmt

◆ supported_formats

◆ ff_hwcontext_type_d3d12va