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wine
wine-winehq
Commits
e38fd32e
Commit
e38fd32e
authored
Aug 13, 2009
by
Vincent Povirk
Committed by
Alexandre Julliard
Aug 14, 2009
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Plain Diff
windowscodecs: Implement conversion from 16bppBGR555 to 32bppBGRA.
parent
e308b678
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2 changed files
with
51 additions
and
0 deletions
+51
-0
converter.c
dlls/windowscodecs/converter.c
+50
-0
regsvr.c
dlls/windowscodecs/regsvr.c
+1
-0
No files found.
dlls/windowscodecs/converter.c
View file @
e38fd32e
...
...
@@ -36,6 +36,7 @@ WINE_DEFAULT_DEBUG_CHANNEL(wincodecs);
struct
FormatConverter
;
enum
pixelformat
{
format_16bppBGR555
,
format_32bppBGR
,
format_32bppBGRA
};
...
...
@@ -64,6 +65,54 @@ static HRESULT copypixels_to_32bppBGRA(struct FormatConverter *This, const WICRe
{
switch
(
source_format
)
{
case
format_16bppBGR555
:
if
(
prc
)
{
HRESULT
res
;
UINT
x
,
y
;
BYTE
*
srcdata
;
UINT
srcstride
,
srcdatasize
;
const
BYTE
*
srcrow
;
const
WORD
*
srcpixel
;
BYTE
*
dstrow
;
DWORD
*
dstpixel
;
srcstride
=
2
*
prc
->
Width
;
srcdatasize
=
srcstride
*
prc
->
Height
;
srcdata
=
HeapAlloc
(
GetProcessHeap
(),
0
,
srcdatasize
);
if
(
!
srcdata
)
return
E_OUTOFMEMORY
;
res
=
IWICBitmapSource_CopyPixels
(
This
->
source
,
prc
,
srcstride
,
srcdatasize
,
srcdata
);
if
(
SUCCEEDED
(
res
))
{
srcrow
=
srcdata
;
dstrow
=
pbBuffer
;
for
(
y
=
0
;
y
<
prc
->
Height
;
y
++
)
{
srcpixel
=
(
const
WORD
*
)
srcrow
;
dstpixel
=
(
DWORD
*
)
dstrow
;
for
(
x
=
0
;
x
<
prc
->
Width
;
x
++
)
{
WORD
srcval
;
srcval
=*
srcpixel
++
;
*
dstpixel
++=
0xff000000
|
/* constant 255 alpha */
((
srcval
<<
9
)
&
0xf80000
)
|
/* r */
((
srcval
<<
4
)
&
0x070000
)
|
/* r - 3 bits */
((
srcval
<<
6
)
&
0x00f800
)
|
/* g */
((
srcval
<<
1
)
&
0x000700
)
|
/* g - 3 bits */
((
srcval
<<
3
)
&
0x0000f8
)
|
/* b */
((
srcval
>>
2
)
&
0x000007
);
/* b - 3 bits */
}
srcrow
+=
srcstride
;
dstrow
+=
cbStride
;
}
}
HeapFree
(
GetProcessHeap
(),
0
,
srcdata
);
return
res
;
}
return
S_OK
;
case
format_32bppBGR
:
if
(
prc
)
{
...
...
@@ -104,6 +153,7 @@ static HRESULT copypixels_to_32bppBGR(struct FormatConverter *This, const WICRec
}
static
const
struct
pixelformatinfo
supported_formats
[]
=
{
{
format_16bppBGR555
,
&
GUID_WICPixelFormat16bppBGR555
,
NULL
},
{
format_32bppBGR
,
&
GUID_WICPixelFormat32bppBGR
,
copypixels_to_32bppBGR
},
{
format_32bppBGRA
,
&
GUID_WICPixelFormat32bppBGRA
,
copypixels_to_32bppBGRA
},
{
0
}
...
...
dlls/windowscodecs/regsvr.c
View file @
e38fd32e
...
...
@@ -789,6 +789,7 @@ static struct regsvr_decoder const decoder_list[] = {
};
static
GUID
const
*
const
converter_formats
[]
=
{
&
GUID_WICPixelFormat16bppBGR555
,
&
GUID_WICPixelFormat32bppBGR
,
&
GUID_WICPixelFormat32bppBGRA
,
NULL
...
...
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