dlls/quartz/tests/memallocator.c

   1 /*
   2  * Unit tests for Direct Show functions
   3  *
   4  * Copyright (C) 2005 Christian Costa
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #define COBJMACROS
  22
  23 #include "wine/test.h"
  24 #include "uuids.h"
  25 #include "dshow.h"
  26 #include "control.h"
  27
  28 static void CommitDecommitTest(void)
  29 {
  30     IMemAllocator* pMemAllocator;
  31     HRESULT hr;
  32
  33     hr = CoCreateInstance(&CLSID_MemoryAllocator, NULL, CLSCTX_INPROC_SERVER, &IID_IMemAllocator, (LPVOID*)&pMemAllocator);
  34     ok(hr==S_OK, "Unable to create memory allocator %x\n", hr);
  35
  36     if (hr == S_OK)
  37     {
  38         ALLOCATOR_PROPERTIES RequestedProps;
  39         ALLOCATOR_PROPERTIES ActualProps;
  40
  41         IMediaSample *sample = NULL, *sample2 = NULL;
  42
  43         RequestedProps.cBuffers = 2;
  44         RequestedProps.cbBuffer = 65536;
  45         RequestedProps.cbAlign = 1;
  46         RequestedProps.cbPrefix = 0;
  47
  48         hr = IMemAllocator_SetProperties(pMemAllocator, &RequestedProps, &ActualProps);
  49         ok(hr==S_OK, "SetProperties returned: %x\n", hr);
  50
  51         hr = IMemAllocator_Commit(pMemAllocator);
  52         ok(hr==S_OK, "Commit returned: %x\n", hr);
  53         hr = IMemAllocator_Commit(pMemAllocator);
  54         ok(hr==S_OK, "Commit returned: %x\n", hr);
  55
  56         hr = IMemAllocator_GetBuffer(pMemAllocator, &sample, NULL, NULL, 0);
  57         ok(hr==S_OK, "Could not get a buffer: %x\n", hr);
  58
  59         hr = IMemAllocator_Decommit(pMemAllocator);
  60         ok(hr==S_OK, "Decommit returned: %x\n", hr);
  61         hr = IMemAllocator_Decommit(pMemAllocator);
  62         ok(hr==S_OK, "Cecommit returned: %x\n", hr);
  63
  64         /* Decommit and recommit while holding a sample */
  65         if (sample)
  66         {
  67             hr = IMemAllocator_Commit(pMemAllocator);
  68             ok(hr==S_OK, "Commit returned: %x\n", hr);
  69
  70             hr = IMemAllocator_GetBuffer(pMemAllocator, &sample2, NULL, NULL, 0);
  71             ok(hr==S_OK, "Could not get a buffer: %x\n", hr);
  72             IUnknown_Release(sample);
  73             if (sample2)
  74                 IUnknown_Release(sample2);
  75
  76             hr = IMemAllocator_Decommit(pMemAllocator);
  77             ok(hr==S_OK, "Cecommit returned: %x\n", hr);
  78         }
  79         IMemAllocator_Release(pMemAllocator);
  80     }
  81 }
  82
  83 START_TEST(memallocator)
  84 {
  85     CoInitialize(NULL);
  86
  87     CommitDecommitTest();
  88
  89     CoUninitialize();
  90 }