FFmpeg
Data Structures | Macros | Functions | Variables
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, 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 140 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 150 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 159 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 169 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 186 of file hwcontext_vaapi.c.

static int vaapi_device_init ( AVHWDeviceContext *  hwdev)
static

Definition at line 328 of file hwcontext_vaapi.c.

static void vaapi_device_uninit ( AVHWDeviceContext *  hwdev)
static

Definition at line 418 of file hwcontext_vaapi.c.

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

Definition at line 425 of file hwcontext_vaapi.c.

Referenced by vaapi_pool_alloc().

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

Definition at line 441 of file hwcontext_vaapi.c.

Referenced by vaapi_frames_init().

static int vaapi_frames_init ( AVHWFramesContext *  hwfc)
static

Definition at line 485 of file hwcontext_vaapi.c.

static void vaapi_frames_uninit ( AVHWFramesContext *  hwfc)
static

Definition at line 637 of file hwcontext_vaapi.c.

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

Definition at line 646 of file hwcontext_vaapi.c.

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

Definition at line 660 of file hwcontext_vaapi.c.

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

Definition at line 696 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 733 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 868 of file hwcontext_vaapi.c.

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

Definition at line 899 of file hwcontext_vaapi.c.

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

Definition at line 930 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 1381 of file hwcontext_vaapi.c.

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

Definition at line 1394 of file hwcontext_vaapi.c.

static void vaapi_device_free ( AVHWDeviceContext *  ctx)
static

Definition at line 1407 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 1442 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 1468 of file hwcontext_vaapi.c.

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

Definition at line 1623 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 304 of file hwcontext_vaapi.c.

Referenced by vaapi_device_init().

const char* match_string

Definition at line 305 of file hwcontext_vaapi.c.

Referenced by vaapi_device_init().

unsigned int quirks

Definition at line 306 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,
},
}
AV_VAAPI_DRIVER_QUIRK_SURFACE_ATTRIBUTES
The driver does not support surface attributes at all.
Definition: hwcontext_vaapi.h:60
AV_VAAPI_DRIVER_QUIRK_ATTRIB_MEMTYPE
The driver does not support the VASurfaceAttribMemoryType attribute, so the surface allocation code w...
Definition: hwcontext_vaapi.h:53
AV_VAAPI_DRIVER_QUIRK_RENDER_PARAM_BUFFERS
The driver does not destroy parameter buffers when they are used by vaRenderPicture().
Definition: hwcontext_vaapi.h:47

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
},
}
AVVAAPIFramesContext
VAAPI-specific data associated with a frame pool.
Definition: hwcontext_vaapi.h:88
device_init
static int device_init(AVFormatContext *ctx, int *width, int *height, uint32_t pixelformat)
Definition: v4l2.c:192
vaapi_get_buffer
static int vaapi_get_buffer(AVHWFramesContext *hwfc, AVFrame *frame)
Definition: hwcontext_vaapi.c:646
vaapi_transfer_data_from
static int vaapi_transfer_data_from(AVHWFramesContext *hwfc, AVFrame *dst, const AVFrame *src)
Definition: hwcontext_vaapi.c:868
vaapi_device_init
static int vaapi_device_init(AVHWDeviceContext *hwdev)
Definition: hwcontext_vaapi.c:328
vaapi_frames_uninit
static void vaapi_frames_uninit(AVHWFramesContext *hwfc)
Definition: hwcontext_vaapi.c:637
vaapi_device_derive
static int vaapi_device_derive(AVHWDeviceContext *ctx, AVHWDeviceContext *src_ctx, int flags)
Definition: hwcontext_vaapi.c:1623
AVVAAPIHWConfig
VAAPI hardware pipeline configuration details.
Definition: hwcontext_vaapi.h:110
vaapi_transfer_get_formats
static int vaapi_transfer_get_formats(AVHWFramesContext *hwfc, enum AVHWFrameTransferDirection dir, enum AVPixelFormat **formats)
Definition: hwcontext_vaapi.c:660
vaapi_map_to
static int vaapi_map_to(AVHWFramesContext *hwfc, AVFrame *dst, const AVFrame *src, int flags)
Definition: hwcontext_vaapi.c:1381
vaapi_transfer_data_to
static int vaapi_transfer_data_to(AVHWFramesContext *hwfc, AVFrame *dst, const AVFrame *src)
Definition: hwcontext_vaapi.c:899
vaapi_map_from
static int vaapi_map_from(AVHWFramesContext *hwfc, AVFrame *dst, const AVFrame *src, int flags)
Definition: hwcontext_vaapi.c:1394
vaapi_frames_init
static int vaapi_frames_init(AVHWFramesContext *hwfc)
Definition: hwcontext_vaapi.c:485
pix_fmts
static enum AVPixelFormat pix_fmts[]
Definition: libkvazaar.c:275
vaapi_device_uninit
static void vaapi_device_uninit(AVHWDeviceContext *hwdev)
Definition: hwcontext_vaapi.c:418
vaapi_device_create
static int vaapi_device_create(AVHWDeviceContext *ctx, const char *device, AVDictionary *opts, int flags)
Definition: hwcontext_vaapi.c:1468
vaapi_frames_get_constraints
static int vaapi_frames_get_constraints(AVHWDeviceContext *hwdev, const void *hwconfig, AVHWFramesConstraints *constraints)
Definition: hwcontext_vaapi.c:186
AVVAAPIDeviceContext
VAAPI connection details.
Definition: hwcontext_vaapi.h:68
AVPixelFormat
AVPixelFormat
Pixel format.
Definition: pixfmt.h:64

Definition at line 1661 of file hwcontext_vaapi.c.

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