modules/video_capture/windows/help_functions_ds.h

/*
 *  Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
 *
 *  Use of this source code is governed by a BSD-style license
 *  that can be found in the LICENSE file in the root of the source
 *  tree. An additional intellectual property rights grant can be found
 *  in the file PATENTS.  All contributing project authors may
 *  be found in the AUTHORS file in the root of the source tree.
 */

#ifndef MODULES_VIDEO_CAPTURE_MAIN_SOURCE_WINDOWS_HELP_FUNCTIONS_DS_H_
#define MODULES_VIDEO_CAPTURE_MAIN_SOURCE_WINDOWS_HELP_FUNCTIONS_DS_H_

#include <dshow.h>

DEFINE_GUID(MEDIASUBTYPE_I420,
            0x30323449,
            0x0000,
            0x0010,
            0x80,
            0x00,
            0x00,
            0xAA,
            0x00,
            0x38,
            0x9B,
            0x71);
DEFINE_GUID(MEDIASUBTYPE_HDYC,
            0x43594448,
            0x0000,
            0x0010,
            0x80,
            0x00,
            0x00,
            0xAA,
            0x00,
            0x38,
            0x9B,
            0x71);

#define RELEASE_AND_CLEAR(p) \
  if (p) {                   \
    (p)->Release();          \
    (p) = NULL;              \
  }

namespace webrtc {
namespace videocapturemodule {
LONGLONG GetMaxOfFrameArray(LONGLONG* maxFps, long size);

IPin* GetInputPin(IBaseFilter* filter);
IPin* GetOutputPin(IBaseFilter* filter, REFGUID Category);
BOOL PinMatchesCategory(IPin* pPin, REFGUID Category);

}  // namespace videocapturemodule
}  // namespace webrtc
#endif  // MODULES_VIDEO_CAPTURE_MAIN_SOURCE_WINDOWS_HELP_FUNCTIONS_DS_H_