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mfplat: Get rid of variant coercion calls.

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Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Nikolay Sivov 2019-03-18 13:00:57 +03:00 committed by Alexandre Julliard
parent 780378b203
commit ced0a1de7e
2 changed files with 53 additions and 23 deletions
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72
dlls/mfplat/main.c
View file

@ -37,6 +37,7 @@
#include "mfplat_private.h"
#include "mfreadwrite.h"
#include "propvarutil.h"
#include "strsafe.h"
WINE_DEFAULT_DEBUG_CHANNEL(mfplat);
@ -857,7 +858,8 @@ static HRESULT WINAPI mfattributes_GetUINT32(IMFAttributes *iface, REFGUID key,
attrval.vt = VT_UI4;
hr = attributes_get_item(attributes, key, &attrval);
if (SUCCEEDED(hr))
hr = PropVariantToUInt32(&attrval, value);
*value = attrval.u.ulVal;
return hr;
}
@ -873,7 +875,8 @@ static HRESULT WINAPI mfattributes_GetUINT64(IMFAttributes *iface, REFGUID key,
attrval.vt = VT_UI8;
hr = attributes_get_item(attributes, key, &attrval);
if (SUCCEEDED(hr))
hr = PropVariantToUInt64(&attrval, value);
*value = attrval.u.uhVal.QuadPart;
return hr;
}
@ -889,7 +892,8 @@ static HRESULT WINAPI mfattributes_GetDouble(IMFAttributes *iface, REFGUID key,
attrval.vt = VT_R8;
hr = attributes_get_item(attributes, key, &attrval);
if (SUCCEEDED(hr))
hr = PropVariantToDouble(&attrval, value);
*value = attrval.u.dblVal;
return hr;
}
@ -905,7 +909,7 @@ static HRESULT WINAPI mfattributes_GetGUID(IMFAttributes *iface, REFGUID key, GU
attrval.vt = VT_CLSID;
hr = attributes_get_item(attributes, key, &attrval);
if (SUCCEEDED(hr))
hr = PropVariantToGUID(&attrval, value);
*value = *attrval.u.puuid;
return hr;
}
@ -913,17 +917,25 @@ static HRESULT WINAPI mfattributes_GetGUID(IMFAttributes *iface, REFGUID key, GU
static HRESULT WINAPI mfattributes_GetStringLength(IMFAttributes *iface, REFGUID key, UINT32 *length)
{
struct attributes *attributes = impl_from_IMFAttributes(iface);
PROPVARIANT attrval;
HRESULT hr;
struct attribute *attribute;
HRESULT hr = S_OK;
TRACE("%p, %s, %p.\n", iface, debugstr_attr(key), length);
PropVariantInit(&attrval);
attrval.vt = VT_LPWSTR;
hr = attributes_get_item(attributes, key, &attrval);
if (SUCCEEDED(hr) && length)
*length = lstrlenW(attrval.u.pwszVal);
PropVariantClear(&attrval);
EnterCriticalSection(&attributes->cs);
attribute = attributes_find_item(attributes, key, NULL);
if (attribute)
{
if (attribute->value.vt == MF_ATTRIBUTE_STRING)
*length = strlenW(attribute->value.u.pwszVal);
else
hr = MF_E_INVALIDTYPE;
}
else
hr = MF_E_ATTRIBUTENOTFOUND;
LeaveCriticalSection(&attributes->cs);
return hr;
}
@ -932,19 +944,35 @@ static HRESULT WINAPI mfattributes_GetString(IMFAttributes *iface, REFGUID key,
UINT32 size, UINT32 *length)
{
struct attributes *attributes = impl_from_IMFAttributes(iface);
PROPVARIANT attrval;
HRESULT hr;
struct attribute *attribute;
HRESULT hr = S_OK;
TRACE("%p, %s, %p, %d, %p.\n", iface, debugstr_attr(key), value, size, length);
PropVariantInit(&attrval);
attrval.vt = VT_LPWSTR;
hr = attributes_get_item(attributes, key, &attrval);
if (SUCCEEDED(hr))
hr = PropVariantToString(&attrval, value, size);
if (SUCCEEDED(hr) && length)
*length = lstrlenW(value);
PropVariantClear(&attrval);
EnterCriticalSection(&attributes->cs);
attribute = attributes_find_item(attributes, key, NULL);
if (attribute)
{
if (attribute->value.vt == MF_ATTRIBUTE_STRING)
{
int len = strlenW(attribute->value.u.pwszVal);
if (length)
*length = len;
if (size <= len)
return STRSAFE_E_INSUFFICIENT_BUFFER;
memcpy(value, attribute->value.u.pwszVal, (len + 1) * sizeof(WCHAR));
}
else
hr = MF_E_INVALIDTYPE;
}
else
hr = MF_E_ATTRIBUTENOTFOUND;
LeaveCriticalSection(&attributes->cs);
return hr;
}

4
dlls/mfplat/tests/mfplat.c
View file

@ -708,9 +708,11 @@ static void test_attributes(void)
ok(!lstrcmpW(bufferW, stringW), "Unexpected string %s.\n", wine_dbgstr_w(bufferW));
memset(bufferW, 0, sizeof(bufferW));
hr = IMFAttributes_GetString(attributes, &DUMMY_GUID1, bufferW, 1, NULL);
string_length = 0;
hr = IMFAttributes_GetString(attributes, &DUMMY_GUID1, bufferW, 1, &string_length);
ok(hr == STRSAFE_E_INSUFFICIENT_BUFFER, "Unexpected hr %#x.\n", hr);
ok(!bufferW[0], "Unexpected string %s.\n", wine_dbgstr_w(bufferW));
ok(string_length, "Unexpected length.\n");
string_length = 0xdeadbeef;
hr = IMFAttributes_GetStringLength(attributes, &GUID_NULL, &string_length);