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submodule
ffmpeg
Commits
8e70385a
Commit
8e70385a
authored
May 19, 2016
by
Anton Khirnov
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Plain Diff
hwcontext_dxva2: implement device creation
parent
2e219b49
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1 changed file
with
133 additions
and
0 deletions
+133
-0
hwcontext_dxva2.c
libavutil/hwcontext_dxva2.c
+133
-0
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libavutil/hwcontext_dxva2.c
View file @
8e70385a
...
@@ -37,6 +37,9 @@
...
@@ -37,6 +37,9 @@
#include "pixdesc.h"
#include "pixdesc.h"
#include "pixfmt.h"
#include "pixfmt.h"
typedef
IDirect3D9
*
WINAPI
pDirect3DCreate9
(
UINT
);
typedef
HRESULT
WINAPI
pCreateDeviceManager9
(
UINT
*
,
IDirect3DDeviceManager9
**
);
typedef
struct
DXVA2FramesContext
{
typedef
struct
DXVA2FramesContext
{
IDirect3DSurface9
**
surfaces_internal
;
IDirect3DSurface9
**
surfaces_internal
;
int
nb_surfaces_used
;
int
nb_surfaces_used
;
...
@@ -47,6 +50,16 @@ typedef struct DXVA2FramesContext {
...
@@ -47,6 +50,16 @@ typedef struct DXVA2FramesContext {
D3DFORMAT
format
;
D3DFORMAT
format
;
}
DXVA2FramesContext
;
}
DXVA2FramesContext
;
typedef
struct
DXVA2DevicePriv
{
HMODULE
d3dlib
;
HMODULE
dxva2lib
;
HANDLE
device_handle
;
IDirect3D9
*
d3d9
;
IDirect3DDevice9
*
d3d9device
;
}
DXVA2DevicePriv
;
static
const
struct
{
static
const
struct
{
D3DFORMAT
d3d_format
;
D3DFORMAT
d3d_format
;
enum
AVPixelFormat
pix_fmt
;
enum
AVPixelFormat
pix_fmt
;
...
@@ -273,6 +286,125 @@ static int dxva2_transfer_data(AVHWFramesContext *ctx, AVFrame *dst,
...
@@ -273,6 +286,125 @@ static int dxva2_transfer_data(AVHWFramesContext *ctx, AVFrame *dst,
return
0
;
return
0
;
}
}
static
void
dxva2_device_free
(
AVHWDeviceContext
*
ctx
)
{
AVDXVA2DeviceContext
*
hwctx
=
ctx
->
hwctx
;
DXVA2DevicePriv
*
priv
=
ctx
->
user_opaque
;
if
(
hwctx
->
devmgr
&&
priv
->
device_handle
!=
INVALID_HANDLE_VALUE
)
IDirect3DDeviceManager9_CloseDeviceHandle
(
hwctx
->
devmgr
,
priv
->
device_handle
);
if
(
hwctx
->
devmgr
)
IDirect3DDeviceManager9_Release
(
hwctx
->
devmgr
);
if
(
priv
->
d3d9device
)
IDirect3DDevice9_Release
(
priv
->
d3d9device
);
if
(
priv
->
d3d9
)
IDirect3D9_Release
(
priv
->
d3d9
);
if
(
priv
->
d3dlib
)
FreeLibrary
(
priv
->
d3dlib
);
if
(
priv
->
dxva2lib
)
FreeLibrary
(
priv
->
dxva2lib
);
av_freep
(
&
ctx
->
user_opaque
);
}
static
int
dxva2_device_create
(
AVHWDeviceContext
*
ctx
,
const
char
*
device
,
AVDictionary
*
opts
,
int
flags
)
{
AVDXVA2DeviceContext
*
hwctx
=
ctx
->
hwctx
;
DXVA2DevicePriv
*
priv
;
pDirect3DCreate9
*
createD3D
=
NULL
;
pCreateDeviceManager9
*
createDeviceManager
=
NULL
;
D3DPRESENT_PARAMETERS
d3dpp
=
{
0
};
D3DDISPLAYMODE
d3ddm
;
unsigned
resetToken
=
0
;
UINT
adapter
=
D3DADAPTER_DEFAULT
;
HRESULT
hr
;
if
(
device
)
adapter
=
atoi
(
device
);
priv
=
av_mallocz
(
sizeof
(
*
priv
));
if
(
!
priv
)
return
AVERROR
(
ENOMEM
);
ctx
->
user_opaque
=
priv
;
ctx
->
free
=
dxva2_device_free
;
priv
->
device_handle
=
INVALID_HANDLE_VALUE
;
priv
->
d3dlib
=
LoadLibrary
(
"d3d9.dll"
);
if
(
!
priv
->
d3dlib
)
{
av_log
(
ctx
,
AV_LOG_ERROR
,
"Failed to load D3D9 library
\n
"
);
return
AVERROR_UNKNOWN
;
}
priv
->
dxva2lib
=
LoadLibrary
(
"dxva2.dll"
);
if
(
!
priv
->
dxva2lib
)
{
av_log
(
ctx
,
AV_LOG_ERROR
,
"Failed to load DXVA2 library
\n
"
);
return
AVERROR_UNKNOWN
;
}
createD3D
=
(
pDirect3DCreate9
*
)
GetProcAddress
(
priv
->
d3dlib
,
"Direct3DCreate9"
);
if
(
!
createD3D
)
{
av_log
(
ctx
,
AV_LOG_ERROR
,
"Failed to locate Direct3DCreate9
\n
"
);
return
AVERROR_UNKNOWN
;
}
createDeviceManager
=
(
pCreateDeviceManager9
*
)
GetProcAddress
(
priv
->
dxva2lib
,
"DXVA2CreateDirect3DDeviceManager9"
);
if
(
!
createDeviceManager
)
{
av_log
(
ctx
,
AV_LOG_ERROR
,
"Failed to locate DXVA2CreateDirect3DDeviceManager9
\n
"
);
return
AVERROR_UNKNOWN
;
}
priv
->
d3d9
=
createD3D
(
D3D_SDK_VERSION
);
if
(
!
priv
->
d3d9
)
{
av_log
(
ctx
,
AV_LOG_ERROR
,
"Failed to create IDirect3D object
\n
"
);
return
AVERROR_UNKNOWN
;
}
IDirect3D9_GetAdapterDisplayMode
(
priv
->
d3d9
,
adapter
,
&
d3ddm
);
d3dpp
.
Windowed
=
TRUE
;
d3dpp
.
BackBufferWidth
=
640
;
d3dpp
.
BackBufferHeight
=
480
;
d3dpp
.
BackBufferCount
=
0
;
d3dpp
.
BackBufferFormat
=
d3ddm
.
Format
;
d3dpp
.
SwapEffect
=
D3DSWAPEFFECT_DISCARD
;
d3dpp
.
Flags
=
D3DPRESENTFLAG_VIDEO
;
hr
=
IDirect3D9_CreateDevice
(
priv
->
d3d9
,
adapter
,
D3DDEVTYPE_HAL
,
GetShellWindow
(),
D3DCREATE_SOFTWARE_VERTEXPROCESSING
|
D3DCREATE_MULTITHREADED
|
D3DCREATE_FPU_PRESERVE
,
&
d3dpp
,
&
priv
->
d3d9device
);
if
(
FAILED
(
hr
))
{
av_log
(
ctx
,
AV_LOG_ERROR
,
"Failed to create Direct3D device
\n
"
);
return
AVERROR_UNKNOWN
;
}
hr
=
createDeviceManager
(
&
resetToken
,
&
hwctx
->
devmgr
);
if
(
FAILED
(
hr
))
{
av_log
(
ctx
,
AV_LOG_ERROR
,
"Failed to create Direct3D device manager
\n
"
);
return
AVERROR_UNKNOWN
;
}
hr
=
IDirect3DDeviceManager9_ResetDevice
(
hwctx
->
devmgr
,
priv
->
d3d9device
,
resetToken
);
if
(
FAILED
(
hr
))
{
av_log
(
ctx
,
AV_LOG_ERROR
,
"Failed to bind Direct3D device to device manager
\n
"
);
return
AVERROR_UNKNOWN
;
}
hr
=
IDirect3DDeviceManager9_OpenDeviceHandle
(
hwctx
->
devmgr
,
&
priv
->
device_handle
);
if
(
FAILED
(
hr
))
{
av_log
(
ctx
,
AV_LOG_ERROR
,
"Failed to open device handle
\n
"
);
return
AVERROR_UNKNOWN
;
}
return
0
;
}
const
HWContextType
ff_hwcontext_type_dxva2
=
{
const
HWContextType
ff_hwcontext_type_dxva2
=
{
.
type
=
AV_HWDEVICE_TYPE_DXVA2
,
.
type
=
AV_HWDEVICE_TYPE_DXVA2
,
.
name
=
"DXVA2"
,
.
name
=
"DXVA2"
,
...
@@ -281,6 +413,7 @@ const HWContextType ff_hwcontext_type_dxva2 = {
...
@@ -281,6 +413,7 @@ const HWContextType ff_hwcontext_type_dxva2 = {
.
frames_hwctx_size
=
sizeof
(
AVDXVA2FramesContext
),
.
frames_hwctx_size
=
sizeof
(
AVDXVA2FramesContext
),
.
frames_priv_size
=
sizeof
(
DXVA2FramesContext
),
.
frames_priv_size
=
sizeof
(
DXVA2FramesContext
),
.
device_create
=
dxva2_device_create
,
.
frames_init
=
dxva2_frames_init
,
.
frames_init
=
dxva2_frames_init
,
.
frames_uninit
=
dxva2_frames_uninit
,
.
frames_uninit
=
dxva2_frames_uninit
,
.
frames_get_buffer
=
dxva2_get_buffer
,
.
frames_get_buffer
=
dxva2_get_buffer
,
...
...
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