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, int 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

#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

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_map_to_memory(), and vaapi_pix_fmt_from_fourcc().

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().

static enum AVPixelFormat vaapi_pix_fmt_from_fourcc ( unsigned int  fourcc )

static

Definition at line 165 of file hwcontext_vaapi.c.

Referenced by vaapi_device_init(), and vaapi_frames_get_constraints().

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().

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

static

Definition at line 192 of file hwcontext_vaapi.c.

static int vaapi_device_init ( AVHWDeviceContext *  hwdev )

static

Definition at line 334 of file hwcontext_vaapi.c.

static void vaapi_device_uninit ( AVHWDeviceContext *  hwdev )

static

Definition at line 424 of file hwcontext_vaapi.c.

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

static

Definition at line 431 of file hwcontext_vaapi.c.

Referenced by vaapi_pool_alloc().

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

static

Definition at line 447 of file hwcontext_vaapi.c.

Referenced by vaapi_frames_init().

static int vaapi_frames_init ( AVHWFramesContext *  hwfc )

static

Definition at line 491 of file hwcontext_vaapi.c.

static void vaapi_frames_uninit ( AVHWFramesContext *  hwfc )

static

Definition at line 643 of file hwcontext_vaapi.c.

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

static

Definition at line 652 of file hwcontext_vaapi.c.

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

static

Definition at line 666 of file hwcontext_vaapi.c.

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

static

Definition at line 702 of file hwcontext_vaapi.c.

Referenced by vaapi_map_frame().

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

static

Definition at line 739 of file hwcontext_vaapi.c.

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

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

static

Definition at line 874 of file hwcontext_vaapi.c.

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

static

Definition at line 905 of file hwcontext_vaapi.c.

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

static

Definition at line 936 of file hwcontext_vaapi.c.

Referenced by vaapi_map_from().

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

static

Definition at line 1387 of file hwcontext_vaapi.c.

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

static

Definition at line 1400 of file hwcontext_vaapi.c.

static void vaapi_device_free ( AVHWDeviceContext *  ctx )

static

Definition at line 1413 of file hwcontext_vaapi.c.

Referenced by vaapi_device_create(), and vaapi_device_derive().

static int vaapi_device_connect ( AVHWDeviceContext *  ctx, VADisplay  display  )

static

Definition at line 1448 of file hwcontext_vaapi.c.

Referenced by vaapi_device_create(), and vaapi_device_derive().

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

static

Definition at line 1474 of file hwcontext_vaapi.c.

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

static

Definition at line 1629 of file hwcontext_vaapi.c.

Variable Documentation

const VAAPIFormatDescriptor vaapi_format_map[]

static

Definition at line 106 of file hwcontext_vaapi.c.

const char* friendly_name

Definition at line 310 of file hwcontext_vaapi.c.

Referenced by vaapi_device_init().

const char* match_string

Definition at line 311 of file hwcontext_vaapi.c.

Referenced by vaapi_device_init().

unsigned int quirks

Definition at line 312 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().

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 1708 of file hwcontext_vaapi.c.