text: /*
   * WDM video capture filter unit tests
   *
   * Copyright 2019 Damjan Jovanovic
   *
   * 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 "dshow.h"
  #include "wine/test.h"
  
  static void test_media_types(IPin *pin)
  {
      IEnumMediaTypes *enum_media_types;
      AM_MEDIA_TYPE mt, *pmt;
      HRESULT hr;
  
      hr = IPin_EnumMediaTypes(pin, &enum_media_types);
      ok(hr == S_OK, "Got hr %#x.\n", hr);
  
      while (IEnumMediaTypes_Next(enum_media_types, 1, &pmt, NULL) == S_OK)
      {
          hr = IPin_QueryAccept(pin, pmt);
          ok(hr == S_OK, "Got hr %#x.\n", hr);
          CoTaskMemFree(pmt);
      }
      IEnumMediaTypes_Release(enum_media_types);
  
      hr = IPin_QueryAccept(pin, NULL);
      todo_wine ok(hr == E_POINTER, "Got hr %#x.\n", hr);
  
      memset(&mt, 0, sizeof(mt));
      hr = IPin_QueryAccept(pin, &mt);
      ok(hr != S_OK, "Got hr %#x.\n", hr);
  
      mt.majortype = MEDIATYPE_Video;
      hr = IPin_QueryAccept(pin, &mt);
      ok(hr != S_OK, "Got hr %#x.\n", hr);
  
      mt.formattype = FORMAT_VideoInfo;
      hr = IPin_QueryAccept(pin, &mt);
      ok(hr != S_OK, "Got hr %#x.\n", hr);
  
      mt.formattype = FORMAT_None;
      hr = IPin_QueryAccept(pin, &mt);
      ok(hr != S_OK, "Got hr %#x.\n", hr);
  }
  
  static void test_capture(IBaseFilter *filter)
  {
      IEnumPins *enum_pins;
      IPin *pin;
      HRESULT hr;
  
      hr = IBaseFilter_EnumPins(filter, &enum_pins);
      ok(hr == S_OK, "Got hr %#x.\n", hr);
  
      while ((hr = IEnumPins_Next(enum_pins, 1, &pin, NULL)) == S_OK)
      {
          PIN_DIRECTION pin_direction;
          IPin_QueryDirection(pin, &pin_direction);
          if (pin_direction == PINDIR_OUTPUT)
              test_media_types(pin);
          IPin_Release(pin);
      }
  
      IEnumPins_Release(enum_pins);
  }
  
  START_TEST(videocapture)
  {
      ICreateDevEnum *dev_enum;
      IEnumMoniker *class_enum;
      IBaseFilter *filter;
      IMoniker *moniker;
      WCHAR *name;
      HRESULT hr;
      ULONG ref;
  
      CoInitialize(NULL);
  
      hr = CoCreateInstance(&CLSID_SystemDeviceEnum, NULL, CLSCTX_INPROC,
              &IID_ICreateDevEnum, (void **)&dev_enum);
      ok(hr == S_OK, "Got hr %#x.\n", hr);
  
      hr = ICreateDevEnum_CreateClassEnumerator(dev_enum, &CLSID_VideoInputDeviceCategory, &class_enum, 0);
      if (hr == S_FALSE)
      {
          skip("No video capture devices present.\n");
          ICreateDevEnum_Release(dev_enum);
          CoUninitialize();
          return;
      }
      ok(hr == S_OK, "Got hr=%#x.\n", hr);
  
      while (IEnumMoniker_Next(class_enum, 1, &moniker, NULL) == S_OK)
      {
          hr = IMoniker_GetDisplayName(moniker, NULL, NULL, &name);
          ok(hr == S_OK, "Got hr %#x.\n", hr);
          trace("Testing device %s.\n", wine_dbgstr_w(name));
          CoTaskMemFree(name);
  
          hr = IMoniker_BindToObject(moniker, NULL, NULL, &IID_IBaseFilter, (void**)&filter);
          if (hr == S_OK)
          {
              test_capture(filter);
              IBaseFilter_Release(filter);
              ref = IBaseFilter_Release(filter);
              ok(!ref, "Got outstanding refcount %d.\n", ref);
          }
          else
              skip("Failed to open capture device, hr=%#x.\n", hr);
  
          IMoniker_Release(moniker);
      }
  
      ICreateDevEnum_Release(dev_enum);
      IEnumMoniker_Release(class_enum);
      CoUninitialize();
  }
  