hwcontext_vaapi.c File Reference

#include "config.h"
#include <fcntl.h>
#include "avassert.h"
#include "buffer.h"
#include "common.h"
#include "hwcontext.h"
#include "hwcontext_drm.h"
#include "hwcontext_internal.h"
#include "hwcontext_vaapi.h"
#include "mem.h"
#include "pixdesc.h"
#include "pixfmt.h"

Go to the source code of this file.

Data Structures
struct	VAAPIDevicePriv
struct	VAAPISurfaceFormat
struct	VAAPIDeviceContext
struct	VAAPIFramesContext
struct	VAAPIMapping
struct	VAAPIFormatDescriptor

Macros
#define	MAP(va, rt, av, swap_uv)

Functions
static const VAAPIFormatDescriptor *	vaapi_format_from_fourcc (unsigned int fourcc)
static const VAAPIFormatDescriptor *	vaapi_format_from_pix_fmt (enum AVPixelFormat pix_fmt)
static enum AVPixelFormat	vaapi_pix_fmt_from_fourcc (unsigned int fourcc)
static int	vaapi_get_image_format (AVHWDeviceContext *hwdev, enum AVPixelFormat pix_fmt, VAImageFormat **image_format)
static int	vaapi_frames_get_constraints (AVHWDeviceContext *hwdev, const void *hwconfig, AVHWFramesConstraints *constraints)
static int	vaapi_device_init (AVHWDeviceContext *hwdev)
static void	vaapi_device_uninit (AVHWDeviceContext *hwdev)
static void	vaapi_buffer_free (void *opaque, uint8_t *data)
static AVBufferRef *	vaapi_pool_alloc (void *opaque, buffer_size_t size)
static int	vaapi_frames_init (AVHWFramesContext *hwfc)
static void	vaapi_frames_uninit (AVHWFramesContext *hwfc)
static int	vaapi_get_buffer (AVHWFramesContext *hwfc, AVFrame *frame)
static int	vaapi_transfer_get_formats (AVHWFramesContext *hwfc, enum AVHWFrameTransferDirection dir, enum AVPixelFormat **formats)
static void	vaapi_unmap_frame (AVHWFramesContext *hwfc, HWMapDescriptor *hwmap)
static int	vaapi_map_frame (AVHWFramesContext *hwfc, AVFrame *dst, const AVFrame *src, int flags)
static int	vaapi_transfer_data_from (AVHWFramesContext *hwfc, AVFrame *dst, const AVFrame *src)
static int	vaapi_transfer_data_to (AVHWFramesContext *hwfc, AVFrame *dst, const AVFrame *src)
static int	vaapi_map_to_memory (AVHWFramesContext *hwfc, AVFrame *dst, const AVFrame *src, int flags)
static int	vaapi_map_to (AVHWFramesContext *hwfc, AVFrame *dst, const AVFrame *src, int flags)
static int	vaapi_map_from (AVHWFramesContext *hwfc, AVFrame *dst, const AVFrame *src, int flags)
static void	vaapi_device_free (AVHWDeviceContext *ctx)
static int	vaapi_device_connect (AVHWDeviceContext *ctx, VADisplay display)
static int	vaapi_device_create (AVHWDeviceContext *ctx, const char *device, AVDictionary *opts, int flags)
static int	vaapi_device_derive (AVHWDeviceContext *ctx, AVHWDeviceContext *src_ctx, AVDictionary *opts, int flags)

Variables
static const VAAPIFormatDescriptor	vaapi_format_map []
struct {
const char *   friendly_name
const char *   match_string
unsigned int   quirks
}	vaapi_driver_quirks_table []
const HWContextType	ff_hwcontext_type_vaapi

Macro Definition Documentation

MAP

#define MAP	(		va,
			rt,
			av,
			swap_uv
	)

Value:

        { \
        VA_FOURCC_ ## va, \
        VA_RT_FORMAT_ ## rt, \
        AV_PIX_FMT_ ## av, \
        swap_uv, \
    }

Definition at line 98 of file hwcontext_vaapi.c.

Function Documentation

vaapi_format_from_fourcc()

static const VAAPIFormatDescriptor* vaapi_format_from_fourcc ( unsigned int  fourcc )

static

Definition at line 146 of file hwcontext_vaapi.c.

Referenced by vaapi_map_frame().

vaapi_format_from_pix_fmt()

static const VAAPIFormatDescriptor* vaapi_format_from_pix_fmt ( enum AVPixelFormat  pix_fmt )

static

Definition at line 156 of file hwcontext_vaapi.c.

Referenced by vaapi_frames_init().

vaapi_pix_fmt_from_fourcc()

static enum AVPixelFormat vaapi_pix_fmt_from_fourcc ( unsigned int  fourcc )

static

Definition at line 156 of file hwcontext_vaapi.c.

Referenced by vaapi_device_init(), and vaapi_frames_get_constraints().

vaapi_get_image_format()

static int vaapi_get_image_format ( AVHWDeviceContext *  hwdev, enum AVPixelFormat  pix_fmt, VAImageFormat **  image_format  )

static

Definition at line 175 of file hwcontext_vaapi.c.

Referenced by vaapi_frames_init(), vaapi_map_frame(), and vaapi_map_to_memory().

vaapi_frames_get_constraints()

static int vaapi_frames_get_constraints ( AVHWDeviceContext *  hwdev, const void *  hwconfig, AVHWFramesConstraints *  constraints  )

static

Definition at line 192 of file hwcontext_vaapi.c.

vaapi_device_init()

static int vaapi_device_init ( AVHWDeviceContext *  hwdev )

static

Definition at line 354 of file hwcontext_vaapi.c.

vaapi_device_uninit()

static void vaapi_device_uninit ( AVHWDeviceContext *  hwdev )

static

Definition at line 444 of file hwcontext_vaapi.c.

vaapi_buffer_free()

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

static

Definition at line 451 of file hwcontext_vaapi.c.

Referenced by vaapi_pool_alloc().

vaapi_pool_alloc()

static AVBufferRef* vaapi_pool_alloc ( void *  opaque, buffer_size_t  size  )

static

Definition at line 467 of file hwcontext_vaapi.c.

Referenced by vaapi_frames_init().

vaapi_frames_init()

static int vaapi_frames_init ( AVHWFramesContext *  hwfc )

static

Definition at line 511 of file hwcontext_vaapi.c.

vaapi_frames_uninit()

static void vaapi_frames_uninit ( AVHWFramesContext *  hwfc )

static

Definition at line 663 of file hwcontext_vaapi.c.

vaapi_get_buffer()

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

static

Definition at line 672 of file hwcontext_vaapi.c.

vaapi_transfer_get_formats()

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

static

Definition at line 686 of file hwcontext_vaapi.c.

vaapi_unmap_frame()

static void vaapi_unmap_frame ( AVHWFramesContext *  hwfc, HWMapDescriptor *  hwmap  )

static

Definition at line 722 of file hwcontext_vaapi.c.

Referenced by vaapi_map_frame().

vaapi_map_frame()

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

static

Definition at line 759 of file hwcontext_vaapi.c.

Referenced by vaapi_map_to_memory(), vaapi_transfer_data_from(), and vaapi_transfer_data_to().

vaapi_transfer_data_from()

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

static

Definition at line 894 of file hwcontext_vaapi.c.

vaapi_transfer_data_to()

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

static

Definition at line 925 of file hwcontext_vaapi.c.

vaapi_map_to_memory()

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

static

Definition at line 956 of file hwcontext_vaapi.c.

Referenced by vaapi_map_from().

vaapi_map_to()

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

static

Definition at line 1407 of file hwcontext_vaapi.c.

vaapi_map_from()

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

static

Definition at line 1420 of file hwcontext_vaapi.c.

vaapi_device_free()

static void vaapi_device_free ( AVHWDeviceContext *  ctx )

static

Definition at line 1433 of file hwcontext_vaapi.c.

Referenced by vaapi_device_create(), and vaapi_device_derive().

vaapi_device_connect()

static int vaapi_device_connect ( AVHWDeviceContext *  ctx, VADisplay  display  )

static

Definition at line 1468 of file hwcontext_vaapi.c.

Referenced by vaapi_device_create(), and vaapi_device_derive().

vaapi_device_create()

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

static

Definition at line 1494 of file hwcontext_vaapi.c.

vaapi_device_derive()

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

static

Definition at line 1649 of file hwcontext_vaapi.c.

Variable Documentation

vaapi_format_map

const VAAPIFormatDescriptor vaapi_format_map[]

static

Definition at line 106 of file hwcontext_vaapi.c.

Referenced by vaapi_format_from_fourcc(), and vaapi_format_from_pix_fmt().

friendly_name

const char* friendly_name

Definition at line 330 of file hwcontext_vaapi.c.

Referenced by vaapi_device_init().

match_string

const char* match_string

Definition at line 331 of file hwcontext_vaapi.c.

Referenced by vaapi_device_init().

quirks

unsigned int quirks

Definition at line 332 of file hwcontext_vaapi.c.

Referenced by vaapi_device_init().

const { ... } vaapi_driver_quirks_table[]

Initial value:

= {
 
    
    {
        "Intel i965 (Quick Sync)",
        "i965",
        AV_VAAPI_DRIVER_QUIRK_RENDER_PARAM_BUFFERS,
    },
 
    {
        "Intel iHD",
        "ubit",
        AV_VAAPI_DRIVER_QUIRK_ATTRIB_MEMTYPE,
    },
    {
        "VDPAU wrapper",
        "Splitted-Desktop Systems VDPAU backend for VA-API",
        AV_VAAPI_DRIVER_QUIRK_SURFACE_ATTRIBUTES,
    },
}

Referenced by vaapi_device_init().

ff_hwcontext_type_vaapi

const HWContextType ff_hwcontext_type_vaapi

Initial value:

= {
    .type                   = AV_HWDEVICE_TYPE_VAAPI,
    .name                   = "VAAPI",
 
    .device_hwctx_size      = sizeof(AVVAAPIDeviceContext),
    .device_priv_size       = sizeof(VAAPIDeviceContext),
    .device_hwconfig_size   = sizeof(AVVAAPIHWConfig),
    .frames_hwctx_size      = sizeof(AVVAAPIFramesContext),
    .frames_priv_size       = sizeof(VAAPIFramesContext),
 
    .device_create          = &vaapi_device_create,
    .device_derive          = &vaapi_device_derive,
    .device_init            = &vaapi_device_init,
    .device_uninit          = &vaapi_device_uninit,
    .frames_get_constraints = &vaapi_frames_get_constraints,
    .frames_init            = &vaapi_frames_init,
    .frames_uninit          = &vaapi_frames_uninit,
    .frames_get_buffer      = &vaapi_get_buffer,
    .transfer_get_formats   = &vaapi_transfer_get_formats,
    .transfer_data_to       = &vaapi_transfer_data_to,
    .transfer_data_from     = &vaapi_transfer_data_from,
    .map_to                 = &vaapi_map_to,
    .map_from               = &vaapi_map_from,
 
    .pix_fmts = (const enum AVPixelFormat[]) {
        AV_PIX_FMT_VAAPI,
        AV_PIX_FMT_NONE
    },
}

Definition at line 1737 of file hwcontext_vaapi.c.