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 #include <assert.h>
  22
  23 #define COBJMACROS
  24
  25 #include "wine/test.h"
  26 #include "uuids.h"
  27 #include "dshow.h"
  28 #include "control.h"
  29
  30 static void CommitDecommitTest(void)
  31 {
  32     IMemAllocator* pMemAllocator;
  33     HRESULT hr;
  34
  35     hr = CoCreateInstance(&CLSID_MemoryAllocator, NULL, CLSCTX_INPROC_SERVER, &IID_IMemAllocator, (LPVOID*)&pMemAllocator);
  36     ok(hr==S_OK, "Unable to create memory allocator %x\n", hr);
  37
  38     if (hr == S_OK)
  39     {
  40         ALLOCATOR_PROPERTIES RequestedProps;
  41         ALLOCATOR_PROPERTIES ActualProps;
  42
  43         IMediaSample *sample = NULL, *sample2 = NULL;
  44
  45         RequestedProps.cBuffers = 2;
  46         RequestedProps.cbBuffer = 65536;
  47         RequestedProps.cbAlign = 1;
  48         RequestedProps.cbPrefix = 0;
  49
  50         hr = IMemAllocator_SetProperties(pMemAllocator, &RequestedProps, &ActualProps);
  51         ok(hr==S_OK, "SetProperties returned: %x\n", hr);
  52
  53         hr = IMemAllocator_Commit(pMemAllocator);
  54         ok(hr==S_OK, "Commit returned: %x\n", hr);
  55         hr = IMemAllocator_Commit(pMemAllocator);
  56         ok(hr==S_OK, "Commit returned: %x\n", hr);
  57
  58         hr = IMemAllocator_GetBuffer(pMemAllocator, &sample, NULL, NULL, 0);
  59         ok(hr==S_OK, "Could not get a buffer: %x\n", hr);
  60
  61         hr = IMemAllocator_Decommit(pMemAllocator);
  62         ok(hr==S_OK, "Decommit returned: %x\n", hr);
  63         hr = IMemAllocator_Decommit(pMemAllocator);
  64         ok(hr==S_OK, "Cecommit returned: %x\n", hr);
  65
  66         /* Decommit and recommit while holding a sample */
  67         if (sample)
  68         {
  69             hr = IMemAllocator_Commit(pMemAllocator);
  70             ok(hr==S_OK, "Commit returned: %x\n", hr);
  71
  72             hr = IMemAllocator_GetBuffer(pMemAllocator, &sample2, NULL, NULL, 0);
  73             ok(hr==S_OK, "Could not get a buffer: %x\n", hr);
  74             IUnknown_Release(sample);
  75             if (sample2)
  76                 IUnknown_Release(sample2);
  77
  78             hr = IMemAllocator_Decommit(pMemAllocator);
  79             ok(hr==S_OK, "Cecommit returned: %x\n", hr);
  80         }
  81         IMemAllocator_Release(pMemAllocator);
  82     }
  83 }
  84
  85 START_TEST(memallocator)
  86 {
  87     CoInitialize(NULL);
  88
  89     CommitDecommitTest();
  90
  91     CoUninitialize();
  92 }