Sweden-Number/dlls/quartz/tests/memallocator.c

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/*
* Unit tests for Direct Show functions
*
* Copyright (C) 2005 Christian Costa
*
* 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
*/
#define COBJMACROS
#include "wine/test.h"
#include "uuids.h"
#include "dshow.h"
#include "control.h"
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static void CommitDecommitTest(void)
{
IMemAllocator* pMemAllocator;
HRESULT hr;
hr = CoCreateInstance(&CLSID_MemoryAllocator, NULL, CLSCTX_INPROC_SERVER, &IID_IMemAllocator, (LPVOID*)&pMemAllocator);
ok(hr==S_OK, "Unable to create memory allocator %x\n", hr);
if (hr == S_OK)
{
ALLOCATOR_PROPERTIES RequestedProps;
ALLOCATOR_PROPERTIES ActualProps;
IMediaSample *sample = NULL, *sample2 = NULL;
RequestedProps.cBuffers = 2;
RequestedProps.cbBuffer = 65536;
RequestedProps.cbAlign = 1;
RequestedProps.cbPrefix = 0;
hr = IMemAllocator_SetProperties(pMemAllocator, &RequestedProps, &ActualProps);
ok(hr==S_OK, "SetProperties returned: %x\n", hr);
hr = IMemAllocator_Commit(pMemAllocator);
ok(hr==S_OK, "Commit returned: %x\n", hr);
hr = IMemAllocator_Commit(pMemAllocator);
ok(hr==S_OK, "Commit returned: %x\n", hr);
hr = IMemAllocator_GetBuffer(pMemAllocator, &sample, NULL, NULL, 0);
ok(hr==S_OK, "Could not get a buffer: %x\n", hr);
hr = IMemAllocator_Decommit(pMemAllocator);
ok(hr==S_OK, "Decommit returned: %x\n", hr);
hr = IMemAllocator_Decommit(pMemAllocator);
ok(hr==S_OK, "Cecommit returned: %x\n", hr);
/* Decommit and recommit while holding a sample */
if (sample)
{
hr = IMemAllocator_Commit(pMemAllocator);
ok(hr==S_OK, "Commit returned: %x\n", hr);
hr = IMemAllocator_GetBuffer(pMemAllocator, &sample2, NULL, NULL, 0);
ok(hr==S_OK, "Could not get a buffer: %x\n", hr);
IUnknown_Release(sample);
if (sample2)
IUnknown_Release(sample2);
hr = IMemAllocator_Decommit(pMemAllocator);
ok(hr==S_OK, "Cecommit returned: %x\n", hr);
}
IMemAllocator_Release(pMemAllocator);
}
}
START_TEST(memallocator)
{
CoInitialize(NULL);
CommitDecommitTest();
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CoUninitialize();
}