dlls/quartz/tests/filtergraph.c

   1 /*
   2  * Unit tests for Direct Show functions
   3  *
   4  * Copyright (C) 2004 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  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 const WCHAR file[] = {'t','e','s','t','.','a','v','i',0};
  31
  32 IGraphBuilder* pgraph;
  33
  34 static int createfiltergraph()
  35 {
  36     return S_OK == CoCreateInstance(
  37         &CLSID_FilterGraph, NULL, CLSCTX_INPROC_SERVER, &IID_IGraphBuilder, (LPVOID*)&pgraph);
  38 }
  39
  40 static void renderfile()
  41 {
  42     HRESULT hr;
  43
  44     hr = IGraphBuilder_RenderFile(pgraph, file, NULL);
  45     ok(hr==S_OK, "RenderFile returned: %lx\n", hr);
  46 }
  47
  48 static void rungraph()
  49 {
  50     HRESULT hr;
  51     IMediaControl* pmc;
  52     IMediaEvent* pme;
  53     HANDLE hEvent;
  54
  55     hr = IGraphBuilder_QueryInterface(pgraph, &IID_IMediaControl, (LPVOID*)&pmc);
  56     ok(hr==S_OK, "Cannot get IMediaControl interface returned: %lx\n", hr);
  57
  58     hr = IMediaControl_Run(pmc);
  59     ok(hr==S_FALSE, "Cannot run the graph returned: %lx\n", hr);
  60
  61     hr = IGraphBuilder_QueryInterface(pgraph, &IID_IMediaEvent, (LPVOID*)&pme);
  62     ok(hr==S_OK, "Cannot get IMediaEvent interface returned: %lx\n", hr);
  63
  64     hr = IMediaEvent_GetEventHandle(pme, (OAEVENT*)&hEvent);
  65     ok(hr==S_OK, "Cannot get event handle returned: %lx\n", hr);
  66
  67     /* WaitForSingleObject(hEvent, INFINITE); */
  68     Sleep(20000);
  69
  70     hr = IMediaControl_Release(pme);
  71     ok(hr==2, "Releasing mediaevent returned: %lx\n", hr);
  72
  73     hr = IMediaControl_Stop(pmc);
  74     ok(hr==S_OK, "Cannot stop the graph returned: %lx\n", hr);
  75
  76     hr = IMediaControl_Release(pmc);
  77     ok(hr==1, "Releasing mediacontrol returned: %lx\n", hr);
  78 }
  79
  80 static void releasefiltergraph()
  81 {
  82     HRESULT hr;
  83
  84     hr = IGraphBuilder_Release(pgraph);
  85     ok(hr==0, "Releasing filtergraph returned: %lx\n", hr);
  86 }
  87
  88 START_TEST(filtergraph)
  89 {
  90     HANDLE h;
  91
  92     CoInitialize(NULL);
  93     if (!createfiltergraph())
  94         return;
  95
  96     h = CreateFileW(file, 0, 0, NULL, OPEN_EXISTING, 0, NULL);
  97     if (h != INVALID_HANDLE_VALUE) {
  98         CloseHandle(h);
  99         renderfile();
 100         rungraph();
 101     }
 102
 103     releasefiltergraph();
 104 }