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wine
wine-winehq
Commits
ae584ac6
Commit
ae584ac6
authored
Jan 23, 2024
by
Rémi Bernon
Committed by
Alexandre Julliard
Feb 21, 2024
Browse files
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Plain Diff
winegstreamer: Use the H264 decoder to implement the IV50 decoder.
parent
e1b21bf1
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Showing
4 changed files
with
34 additions
and
505 deletions
+34
-505
MAINTAINERS
MAINTAINERS
+0
-1
Makefile.in
dlls/winegstreamer/Makefile.in
+0
-1
h264_decoder.c
dlls/winegstreamer/h264_decoder.c
+34
-1
video_decoder.c
dlls/winegstreamer/video_decoder.c
+0
-502
No files found.
MAINTAINERS
View file @
ae584ac6
...
...
@@ -222,7 +222,6 @@ F: dlls/winegstreamer/h264_decoder.c
F: dlls/winegstreamer/media_source.c
F: dlls/winegstreamer/mfplat.c
F: dlls/winegstreamer/resampler.c
F: dlls/winegstreamer/video_decoder.c
F: dlls/winegstreamer/video_processor.c
F: dlls/winegstreamer/wg_sample.c
F: dlls/winegstreamer/wg_transform.c
...
...
dlls/winegstreamer/Makefile.in
View file @
ae584ac6
...
...
@@ -19,7 +19,6 @@ SOURCES = \
resampler.c
\
rsrc.rc
\
unixlib.c
\
video_decoder.c
\
video_processor.c
\
wg_allocator.c
\
wg_format.c
\
...
...
dlls/winegstreamer/h264_decoder.c
View file @
ae584ac6
/*
H264
Decoder Transform
/*
Generic Video
Decoder Transform
*
* Copyright 2022 Rémi Bernon for CodeWeavers
* Copyright 2023 Shaun Ren for CodeWeavers
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
...
...
@@ -109,7 +110,10 @@ static HRESULT try_create_wg_transform(struct h264_decoder *decoder)
attrs
.
low_latency
=
!!
low_latency
;
if
(
!
(
decoder
->
wg_transform
=
wg_transform_create
(
&
input_format
,
&
output_format
,
&
attrs
)))
{
ERR
(
"Failed to create transform with input major_type %u.
\n
"
,
input_format
.
major_type
);
return
E_FAIL
;
}
return
S_OK
;
}
...
...
@@ -898,3 +902,32 @@ HRESULT h264_decoder_create(REFIID riid, void **out)
IMFTransform_Release
(
iface
);
return
hr
;
}
extern
GUID
MFVideoFormat_IV50
;
static
const
GUID
*
const
iv50_decoder_input_types
[]
=
{
&
MFVideoFormat_IV50
,
};
static
const
GUID
*
const
iv50_decoder_output_types
[]
=
{
&
MFVideoFormat_YV12
,
&
MFVideoFormat_YUY2
,
&
MFVideoFormat_NV11
,
&
MFVideoFormat_NV12
,
&
MFVideoFormat_RGB32
,
&
MFVideoFormat_RGB24
,
&
MFVideoFormat_RGB565
,
&
MFVideoFormat_RGB555
,
&
MFVideoFormat_RGB8
,
};
HRESULT
WINAPI
winegstreamer_create_video_decoder
(
IMFTransform
**
out
)
{
TRACE
(
"out %p.
\n
"
,
out
);
if
(
!
init_gstreamer
())
return
E_FAIL
;
return
video_decoder_create_with_types
(
iv50_decoder_input_types
,
ARRAY_SIZE
(
iv50_decoder_input_types
),
iv50_decoder_output_types
,
ARRAY_SIZE
(
iv50_decoder_output_types
),
out
);
}
dlls/winegstreamer/video_decoder.c
deleted
100644 → 0
View file @
e1b21bf1
/* Generic Video Decoder Transform
*
* Copyright 2022 Rémi Bernon for CodeWeavers
* Copyright 2023 Shaun Ren for CodeWeavers
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "gst_private.h"
#include "mfapi.h"
#include "mferror.h"
#include "mfobjects.h"
#include "mftransform.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL
(
mfplat
);
DEFINE_MEDIATYPE_GUID
(
MFVideoFormat_IV50
,
MAKEFOURCC
(
'I'
,
'V'
,
'5'
,
'0'
));
static
const
GUID
*
const
input_types
[]
=
{
&
MFVideoFormat_IV50
,
};
static
const
GUID
*
const
output_types
[]
=
{
&
MFVideoFormat_YV12
,
&
MFVideoFormat_YUY2
,
&
MFVideoFormat_NV11
,
&
MFVideoFormat_NV12
,
&
MFVideoFormat_RGB32
,
&
MFVideoFormat_RGB24
,
&
MFVideoFormat_RGB565
,
&
MFVideoFormat_RGB555
,
&
MFVideoFormat_RGB8
,
};
struct
video_decoder
{
IMFTransform
IMFTransform_iface
;
LONG
refcount
;
IMFMediaType
*
input_type
;
IMFMediaType
*
output_type
;
struct
wg_format
wg_format
;
wg_transform_t
wg_transform
;
struct
wg_sample_queue
*
wg_sample_queue
;
};
static
struct
video_decoder
*
impl_from_IMFTransform
(
IMFTransform
*
iface
)
{
return
CONTAINING_RECORD
(
iface
,
struct
video_decoder
,
IMFTransform_iface
);
}
static
HRESULT
try_create_wg_transform
(
struct
video_decoder
*
decoder
)
{
struct
wg_transform_attrs
attrs
=
{
0
};
struct
wg_format
input_format
;
struct
wg_format
output_format
;
if
(
decoder
->
wg_transform
)
wg_transform_destroy
(
decoder
->
wg_transform
);
decoder
->
wg_transform
=
0
;
mf_media_type_to_wg_format
(
decoder
->
input_type
,
&
input_format
);
if
(
input_format
.
major_type
==
WG_MAJOR_TYPE_UNKNOWN
)
return
MF_E_INVALIDMEDIATYPE
;
mf_media_type_to_wg_format
(
decoder
->
output_type
,
&
output_format
);
if
(
output_format
.
major_type
==
WG_MAJOR_TYPE_UNKNOWN
)
return
MF_E_INVALIDMEDIATYPE
;
if
(
!
(
decoder
->
wg_transform
=
wg_transform_create
(
&
input_format
,
&
output_format
,
&
attrs
)))
{
ERR
(
"Failed to create transform with input major_type %u.
\n
"
,
input_format
.
major_type
);
return
E_FAIL
;
}
return
S_OK
;
}
static
HRESULT
WINAPI
transform_QueryInterface
(
IMFTransform
*
iface
,
REFIID
iid
,
void
**
out
)
{
struct
video_decoder
*
decoder
=
impl_from_IMFTransform
(
iface
);
TRACE
(
"iface %p, iid %s, out %p.
\n
"
,
iface
,
debugstr_guid
(
iid
),
out
);
if
(
IsEqualGUID
(
iid
,
&
IID_IUnknown
)
||
IsEqualGUID
(
iid
,
&
IID_IMFTransform
))
*
out
=
&
decoder
->
IMFTransform_iface
;
else
{
*
out
=
NULL
;
WARN
(
"%s not implemented, returning E_NOINTERFACE.
\n
"
,
debugstr_guid
(
iid
));
return
E_NOINTERFACE
;
}
IUnknown_AddRef
((
IUnknown
*
)
*
out
);
return
S_OK
;
}
static
ULONG
WINAPI
transform_AddRef
(
IMFTransform
*
iface
)
{
struct
video_decoder
*
decoder
=
impl_from_IMFTransform
(
iface
);
ULONG
refcount
=
InterlockedIncrement
(
&
decoder
->
refcount
);
TRACE
(
"iface %p increasing refcount to %lu.
\n
"
,
decoder
,
refcount
);
return
refcount
;
}
static
ULONG
WINAPI
transform_Release
(
IMFTransform
*
iface
)
{
struct
video_decoder
*
decoder
=
impl_from_IMFTransform
(
iface
);
ULONG
refcount
=
InterlockedDecrement
(
&
decoder
->
refcount
);
TRACE
(
"iface %p decreasing refcount to %lu.
\n
"
,
decoder
,
refcount
);
if
(
!
refcount
)
{
if
(
decoder
->
wg_transform
)
wg_transform_destroy
(
decoder
->
wg_transform
);
if
(
decoder
->
input_type
)
IMFMediaType_Release
(
decoder
->
input_type
);
if
(
decoder
->
output_type
)
IMFMediaType_Release
(
decoder
->
output_type
);
wg_sample_queue_destroy
(
decoder
->
wg_sample_queue
);
free
(
decoder
);
}
return
refcount
;
}
static
HRESULT
WINAPI
transform_GetStreamLimits
(
IMFTransform
*
iface
,
DWORD
*
input_minimum
,
DWORD
*
input_maximum
,
DWORD
*
output_minimum
,
DWORD
*
output_maximum
)
{
FIXME
(
"iface %p, input_minimum %p, input_maximum %p, output_minimum %p, output_maximum %p.
\n
"
,
iface
,
input_minimum
,
input_maximum
,
output_minimum
,
output_maximum
);
return
E_NOTIMPL
;
}
static
HRESULT
WINAPI
transform_GetStreamCount
(
IMFTransform
*
iface
,
DWORD
*
inputs
,
DWORD
*
outputs
)
{
FIXME
(
"iface %p, inputs %p, outputs %p.
\n
"
,
iface
,
inputs
,
outputs
);
return
E_NOTIMPL
;
}
static
HRESULT
WINAPI
transform_GetStreamIDs
(
IMFTransform
*
iface
,
DWORD
input_size
,
DWORD
*
inputs
,
DWORD
output_size
,
DWORD
*
outputs
)
{
FIXME
(
"iface %p, input_size %lu, inputs %p, output_size %lu, outputs %p.
\n
"
,
iface
,
input_size
,
inputs
,
output_size
,
outputs
);
return
E_NOTIMPL
;
}
static
HRESULT
WINAPI
transform_GetInputStreamInfo
(
IMFTransform
*
iface
,
DWORD
id
,
MFT_INPUT_STREAM_INFO
*
info
)
{
FIXME
(
"iface %p, id %#lx, info %p.
\n
"
,
iface
,
id
,
info
);
return
E_NOTIMPL
;
}
static
HRESULT
WINAPI
transform_GetOutputStreamInfo
(
IMFTransform
*
iface
,
DWORD
id
,
MFT_OUTPUT_STREAM_INFO
*
info
)
{
FIXME
(
"iface %p, id %#lx, info %p.
\n
"
,
iface
,
id
,
info
);
return
E_NOTIMPL
;
}
static
HRESULT
WINAPI
transform_GetAttributes
(
IMFTransform
*
iface
,
IMFAttributes
**
attributes
)
{
FIXME
(
"iface %p, attributes %p semi-stub!
\n
"
,
iface
,
attributes
);
return
E_NOTIMPL
;
}
static
HRESULT
WINAPI
transform_GetInputStreamAttributes
(
IMFTransform
*
iface
,
DWORD
id
,
IMFAttributes
**
attributes
)
{
FIXME
(
"iface %p, id %#lx, attributes %p.
\n
"
,
iface
,
id
,
attributes
);
return
E_NOTIMPL
;
}
static
HRESULT
WINAPI
transform_GetOutputStreamAttributes
(
IMFTransform
*
iface
,
DWORD
id
,
IMFAttributes
**
attributes
)
{
FIXME
(
"iface %p, id %#lx, attributes %p stub!
\n
"
,
iface
,
id
,
attributes
);
return
E_NOTIMPL
;
}
static
HRESULT
WINAPI
transform_DeleteInputStream
(
IMFTransform
*
iface
,
DWORD
id
)
{
FIXME
(
"iface %p, id %#lx.
\n
"
,
iface
,
id
);
return
E_NOTIMPL
;
}
static
HRESULT
WINAPI
transform_AddInputStreams
(
IMFTransform
*
iface
,
DWORD
streams
,
DWORD
*
ids
)
{
FIXME
(
"iface %p, streams %lu, ids %p.
\n
"
,
iface
,
streams
,
ids
);
return
E_NOTIMPL
;
}
static
HRESULT
WINAPI
transform_GetInputAvailableType
(
IMFTransform
*
iface
,
DWORD
id
,
DWORD
index
,
IMFMediaType
**
type
)
{
FIXME
(
"iface %p, id %#lx, index %#lx, type %p.
\n
"
,
iface
,
id
,
index
,
type
);
return
E_NOTIMPL
;
}
static
HRESULT
WINAPI
transform_GetOutputAvailableType
(
IMFTransform
*
iface
,
DWORD
id
,
DWORD
index
,
IMFMediaType
**
type
)
{
FIXME
(
"iface %p, id %#lx, index %#lx, type %p.
\n
"
,
iface
,
id
,
index
,
type
);
return
E_NOTIMPL
;
}
static
HRESULT
WINAPI
transform_SetInputType
(
IMFTransform
*
iface
,
DWORD
id
,
IMFMediaType
*
type
,
DWORD
flags
)
{
struct
video_decoder
*
decoder
=
impl_from_IMFTransform
(
iface
);
GUID
major
,
subtype
;
UINT64
frame_size
;
HRESULT
hr
;
ULONG
i
;
TRACE
(
"iface %p, id %#lx, type %p, flags %#lx.
\n
"
,
iface
,
id
,
type
,
flags
);
if
(
FAILED
(
hr
=
IMFMediaType_GetGUID
(
type
,
&
MF_MT_MAJOR_TYPE
,
&
major
))
||
FAILED
(
hr
=
IMFMediaType_GetGUID
(
type
,
&
MF_MT_SUBTYPE
,
&
subtype
)))
return
E_INVALIDARG
;
if
(
!
IsEqualGUID
(
&
major
,
&
MFMediaType_Video
))
return
MF_E_INVALIDMEDIATYPE
;
for
(
i
=
0
;
i
<
ARRAY_SIZE
(
input_types
);
++
i
)
if
(
IsEqualGUID
(
&
subtype
,
input_types
[
i
]))
break
;
if
(
i
==
ARRAY_SIZE
(
input_types
))
return
MF_E_INVALIDMEDIATYPE
;
if
(
FAILED
(
hr
=
IMFMediaType_GetUINT64
(
type
,
&
MF_MT_FRAME_SIZE
,
&
frame_size
))
||
(
frame_size
>>
32
)
==
0
||
(
UINT32
)
frame_size
==
0
)
return
MF_E_INVALIDMEDIATYPE
;
if
(
flags
&
MFT_SET_TYPE_TEST_ONLY
)
return
S_OK
;
if
(
decoder
->
output_type
)
{
IMFMediaType_Release
(
decoder
->
output_type
);
decoder
->
output_type
=
NULL
;
}
if
(
decoder
->
input_type
)
IMFMediaType_Release
(
decoder
->
input_type
);
IMFMediaType_AddRef
((
decoder
->
input_type
=
type
));
return
S_OK
;
}
static
HRESULT
WINAPI
transform_SetOutputType
(
IMFTransform
*
iface
,
DWORD
id
,
IMFMediaType
*
type
,
DWORD
flags
)
{
struct
video_decoder
*
decoder
=
impl_from_IMFTransform
(
iface
);
GUID
major
,
subtype
;
UINT64
frame_size
;
struct
wg_format
output_format
;
HRESULT
hr
;
ULONG
i
;
TRACE
(
"iface %p, id %#lx, type %p, flags %#lx.
\n
"
,
iface
,
id
,
type
,
flags
);
if
(
!
decoder
->
input_type
)
return
MF_E_TRANSFORM_TYPE_NOT_SET
;
if
(
FAILED
(
hr
=
IMFMediaType_GetGUID
(
type
,
&
MF_MT_MAJOR_TYPE
,
&
major
))
||
FAILED
(
hr
=
IMFMediaType_GetGUID
(
type
,
&
MF_MT_SUBTYPE
,
&
subtype
)))
return
hr
;
if
(
!
IsEqualGUID
(
&
major
,
&
MFMediaType_Video
))
return
MF_E_INVALIDMEDIATYPE
;
for
(
i
=
0
;
i
<
ARRAY_SIZE
(
output_types
);
++
i
)
if
(
IsEqualGUID
(
&
subtype
,
output_types
[
i
]))
break
;
if
(
i
==
ARRAY_SIZE
(
output_types
))
return
MF_E_INVALIDMEDIATYPE
;
if
(
FAILED
(
hr
=
IMFMediaType_GetUINT64
(
type
,
&
MF_MT_FRAME_SIZE
,
&
frame_size
)))
return
hr
;
if
(
flags
&
MFT_SET_TYPE_TEST_ONLY
)
return
S_OK
;
if
(
decoder
->
output_type
)
IMFMediaType_Release
(
decoder
->
output_type
);
IMFMediaType_AddRef
((
decoder
->
output_type
=
type
));
if
(
decoder
->
wg_transform
)
{
mf_media_type_to_wg_format
(
decoder
->
output_type
,
&
output_format
);
if
(
output_format
.
major_type
==
WG_MAJOR_TYPE_UNKNOWN
||
!
wg_transform_set_output_format
(
decoder
->
wg_transform
,
&
output_format
))
{
IMFMediaType_Release
(
decoder
->
output_type
);
decoder
->
output_type
=
NULL
;
return
MF_E_INVALIDMEDIATYPE
;
}
}
else
if
(
FAILED
(
hr
=
try_create_wg_transform
(
decoder
)))
{
IMFMediaType_Release
(
decoder
->
output_type
);
decoder
->
output_type
=
NULL
;
return
hr
;
}
decoder
->
wg_format
.
u
.
video
.
width
=
frame_size
>>
32
;
decoder
->
wg_format
.
u
.
video
.
height
=
(
UINT32
)
frame_size
;
return
hr
;
}
static
HRESULT
WINAPI
transform_GetInputCurrentType
(
IMFTransform
*
iface
,
DWORD
id
,
IMFMediaType
**
type
)
{
FIXME
(
"iface %p, id %#lx, type %p stub!
\n
"
,
iface
,
id
,
type
);
return
E_NOTIMPL
;
}
static
HRESULT
WINAPI
transform_GetOutputCurrentType
(
IMFTransform
*
iface
,
DWORD
id
,
IMFMediaType
**
type
)
{
FIXME
(
"iface %p, id %#lx, type %p stub!
\n
"
,
iface
,
id
,
type
);
return
E_NOTIMPL
;
}
static
HRESULT
WINAPI
transform_GetInputStatus
(
IMFTransform
*
iface
,
DWORD
id
,
DWORD
*
flags
)
{
FIXME
(
"iface %p, id %#lx, flags %p stub!
\n
"
,
iface
,
id
,
flags
);
return
E_NOTIMPL
;
}
static
HRESULT
WINAPI
transform_GetOutputStatus
(
IMFTransform
*
iface
,
DWORD
*
flags
)
{
FIXME
(
"iface %p, flags %p stub!
\n
"
,
iface
,
flags
);
return
E_NOTIMPL
;
}
static
HRESULT
WINAPI
transform_SetOutputBounds
(
IMFTransform
*
iface
,
LONGLONG
lower
,
LONGLONG
upper
)
{
TRACE
(
"iface %p, lower %I64d, upper %I64d.
\n
"
,
iface
,
lower
,
upper
);
return
E_NOTIMPL
;
}
static
HRESULT
WINAPI
transform_ProcessEvent
(
IMFTransform
*
iface
,
DWORD
id
,
IMFMediaEvent
*
event
)
{
FIXME
(
"iface %p, id %#lx, event %p stub!
\n
"
,
iface
,
id
,
event
);
return
E_NOTIMPL
;
}
static
HRESULT
WINAPI
transform_ProcessMessage
(
IMFTransform
*
iface
,
MFT_MESSAGE_TYPE
message
,
ULONG_PTR
param
)
{
FIXME
(
"iface %p, message %#x, param %Ix stub!
\n
"
,
iface
,
message
,
param
);
return
S_OK
;
}
static
HRESULT
WINAPI
transform_ProcessInput
(
IMFTransform
*
iface
,
DWORD
id
,
IMFSample
*
sample
,
DWORD
flags
)
{
struct
video_decoder
*
decoder
=
impl_from_IMFTransform
(
iface
);
HRESULT
hr
;
TRACE
(
"iface %p, id %#lx, sample %p, flags %#lx.
\n
"
,
iface
,
id
,
sample
,
flags
);
if
(
!
decoder
->
wg_transform
)
return
MF_E_TRANSFORM_TYPE_NOT_SET
;
hr
=
wg_transform_push_mf
(
decoder
->
wg_transform
,
sample
,
decoder
->
wg_sample_queue
);
return
hr
;
}
static
HRESULT
WINAPI
transform_ProcessOutput
(
IMFTransform
*
iface
,
DWORD
flags
,
DWORD
count
,
MFT_OUTPUT_DATA_BUFFER
*
samples
,
DWORD
*
status
)
{
struct
video_decoder
*
decoder
=
impl_from_IMFTransform
(
iface
);
struct
wg_format
wg_format
;
UINT32
sample_size
;
UINT64
frame_rate
;
GUID
subtype
;
HRESULT
hr
;
TRACE
(
"iface %p, flags %#lx, count %lu, samples %p, status %p.
\n
"
,
iface
,
flags
,
count
,
samples
,
status
);
if
(
count
!=
1
)
return
E_INVALIDARG
;
if
(
!
decoder
->
wg_transform
)
return
MF_E_TRANSFORM_TYPE_NOT_SET
;
*
status
=
samples
->
dwStatus
=
0
;
if
(
!
samples
->
pSample
)
return
E_INVALIDARG
;
if
(
FAILED
(
hr
=
IMFMediaType_GetGUID
(
decoder
->
output_type
,
&
MF_MT_SUBTYPE
,
&
subtype
)))
return
hr
;
if
(
FAILED
(
hr
=
MFCalculateImageSize
(
&
subtype
,
decoder
->
wg_format
.
u
.
video
.
width
,
decoder
->
wg_format
.
u
.
video
.
height
,
&
sample_size
)))
return
hr
;
if
(
SUCCEEDED
(
hr
=
wg_transform_read_mf
(
decoder
->
wg_transform
,
samples
->
pSample
,
sample_size
,
&
wg_format
,
&
samples
->
dwStatus
)))
wg_sample_queue_flush
(
decoder
->
wg_sample_queue
,
false
);
if
(
hr
==
MF_E_TRANSFORM_STREAM_CHANGE
)
{
decoder
->
wg_format
=
wg_format
;
if
(
FAILED
(
hr
=
MFCalculateImageSize
(
&
subtype
,
decoder
->
wg_format
.
u
.
video
.
width
,
decoder
->
wg_format
.
u
.
video
.
height
,
&
sample_size
)))
return
hr
;
/* keep the frame rate that was requested, GStreamer doesn't provide any */
if
(
SUCCEEDED
(
IMFMediaType_GetUINT64
(
decoder
->
output_type
,
&
MF_MT_FRAME_RATE
,
&
frame_rate
)))
{
decoder
->
wg_format
.
u
.
video
.
fps_n
=
frame_rate
>>
32
;
decoder
->
wg_format
.
u
.
video
.
fps_d
=
(
UINT32
)
frame_rate
;
}
samples
[
0
].
dwStatus
|=
MFT_OUTPUT_DATA_BUFFER_FORMAT_CHANGE
;
*
status
|=
MFT_OUTPUT_DATA_BUFFER_FORMAT_CHANGE
;
}
return
hr
;
}
static
const
IMFTransformVtbl
transform_vtbl
=
{
transform_QueryInterface
,
transform_AddRef
,
transform_Release
,
transform_GetStreamLimits
,
transform_GetStreamCount
,
transform_GetStreamIDs
,
transform_GetInputStreamInfo
,
transform_GetOutputStreamInfo
,
transform_GetAttributes
,
transform_GetInputStreamAttributes
,
transform_GetOutputStreamAttributes
,
transform_DeleteInputStream
,
transform_AddInputStreams
,
transform_GetInputAvailableType
,
transform_GetOutputAvailableType
,
transform_SetInputType
,
transform_SetOutputType
,
transform_GetInputCurrentType
,
transform_GetOutputCurrentType
,
transform_GetInputStatus
,
transform_GetOutputStatus
,
transform_SetOutputBounds
,
transform_ProcessEvent
,
transform_ProcessMessage
,
transform_ProcessInput
,
transform_ProcessOutput
,
};
HRESULT
WINAPI
winegstreamer_create_video_decoder
(
IMFTransform
**
out
)
{
struct
video_decoder
*
decoder
;
HRESULT
hr
;
TRACE
(
"out %p.
\n
"
,
out
);
if
(
!
init_gstreamer
())
return
E_FAIL
;
if
(
!
(
decoder
=
calloc
(
1
,
sizeof
(
*
decoder
))))
return
E_OUTOFMEMORY
;
decoder
->
IMFTransform_iface
.
lpVtbl
=
&
transform_vtbl
;
decoder
->
refcount
=
1
;
decoder
->
wg_format
.
u
.
video
.
fps_d
=
1
;
decoder
->
wg_format
.
u
.
video
.
fps_n
=
1
;
if
(
FAILED
(
hr
=
wg_sample_queue_create
(
&
decoder
->
wg_sample_queue
)))
goto
failed
;
*
out
=
&
decoder
->
IMFTransform_iface
;
TRACE
(
"created decoder %p.
\n
"
,
*
out
);
return
S_OK
;
failed:
free
(
decoder
);
return
hr
;
}
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